LWTools Old Repo: lwasm/pseudo.c annotate

annotate lwasm/pseudo.c @ 265:68fbca173508 2.6

Added generated files for release

author	lost
date	Tue, 22 Dec 2009 05:31:23 +0000
parents	e27279180a73
children	c79b3c88adbc

rev	line source
0 57495da01900 Initial checking of LWASM lost parents: diff changeset	1 /*
4 34568fab6058 Fixed package to include all required files; also added copyright preamble to all source files lost parents: 0 diff changeset	2 pseudo.c
47 804d7465e0f9 Implemented ORG and fixed problems with constants using $, &, or @ to specify base lost parents: 4 diff changeset	3 Copyright © 2009 William Astle
4 34568fab6058 Fixed package to include all required files; also added copyright preamble to all source files lost parents: 0 diff changeset	4
34568fab6058 Fixed package to include all required files; also added copyright preamble to all source files lost parents: 0 diff changeset	5 This file is part of LWASM.
34568fab6058 Fixed package to include all required files; also added copyright preamble to all source files lost parents: 0 diff changeset	6
34568fab6058 Fixed package to include all required files; also added copyright preamble to all source files lost parents: 0 diff changeset	7 LWASM is free software: you can redistribute it and/or modify it under the
34568fab6058 Fixed package to include all required files; also added copyright preamble to all source files lost parents: 0 diff changeset	8 terms of the GNU General Public License as published by the Free Software
34568fab6058 Fixed package to include all required files; also added copyright preamble to all source files lost parents: 0 diff changeset	9 Foundation, either version 3 of the License, or (at your option) any later
34568fab6058 Fixed package to include all required files; also added copyright preamble to all source files lost parents: 0 diff changeset	10 version.
34568fab6058 Fixed package to include all required files; also added copyright preamble to all source files lost parents: 0 diff changeset	11
34568fab6058 Fixed package to include all required files; also added copyright preamble to all source files lost parents: 0 diff changeset	12 This program is distributed in the hope that it will be useful, but WITHOUT
34568fab6058 Fixed package to include all required files; also added copyright preamble to all source files lost parents: 0 diff changeset	13 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
34568fab6058 Fixed package to include all required files; also added copyright preamble to all source files lost parents: 0 diff changeset	14 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
34568fab6058 Fixed package to include all required files; also added copyright preamble to all source files lost parents: 0 diff changeset	15 more details.
34568fab6058 Fixed package to include all required files; also added copyright preamble to all source files lost parents: 0 diff changeset	16
34568fab6058 Fixed package to include all required files; also added copyright preamble to all source files lost parents: 0 diff changeset	17 You should have received a copy of the GNU General Public License along with
34568fab6058 Fixed package to include all required files; also added copyright preamble to all source files lost parents: 0 diff changeset	18 this program. If not, see <http://www.gnu.org/licenses/>.
34568fab6058 Fixed package to include all required files; also added copyright preamble to all source files lost parents: 0 diff changeset	19
34568fab6058 Fixed package to include all required files; also added copyright preamble to all source files lost parents: 0 diff changeset	20
34568fab6058 Fixed package to include all required files; also added copyright preamble to all source files lost parents: 0 diff changeset	21 This file implements the various pseudo operations.
34568fab6058 Fixed package to include all required files; also added copyright preamble to all source files lost parents: 0 diff changeset	22 */
212 bae1e3ecdce1 More preparation for gnulib integration lost parents: 202 diff changeset	23 #include <config.h>
225 058f18119025 Fixed filename parsing bug in include directive and added includebin directive lost parents: 221 diff changeset	24 #include <errno.h>
058f18119025 Fixed filename parsing bug in include directive and added includebin directive lost parents: 221 diff changeset	25 #include <stdio.h>
0 57495da01900 Initial checking of LWASM lost parents: diff changeset	26 #include <stdlib.h>
50 e672232caffe Added rmb pseudo op lost parents: 49 diff changeset	27 #include <string.h>
0 57495da01900 Initial checking of LWASM lost parents: diff changeset	28 #include "lwasm.h"
57495da01900 Initial checking of LWASM lost parents: diff changeset	29 #include "instab.h"
47 804d7465e0f9 Implemented ORG and fixed problems with constants using $, &, or @ to specify base lost parents: 4 diff changeset	30 #include "expr.h"
52 b9856da2674a Added file inclusion lost parents: 50 diff changeset	31 #include "util.h"
0 57495da01900 Initial checking of LWASM lost parents: diff changeset	32
52 b9856da2674a Added file inclusion lost parents: 50 diff changeset	33 extern int lwasm_read_file(asmstate_t as, const char filename);
0 57495da01900 Initial checking of LWASM lost parents: diff changeset	34
158 f0527dc3804d Added support for .globl <sym>, .area <section>, .word, .byte, .blkb, and a .module directive that does nothing lost parents: 151 diff changeset	35 OPFUNC(pseudo_noop)
f0527dc3804d Added support for .globl <sym>, .area <section>, .word, .byte, .blkb, and a .module directive that does nothing lost parents: 151 diff changeset	36 {
229 59a138df0401 Fixed additional parsing problems with pseudo ops lost parents: 225 diff changeset	37 skip_operand(p);
158 f0527dc3804d Added support for .globl <sym>, .area <section>, .word, .byte, .blkb, and a .module directive that does nothing lost parents: 151 diff changeset	38 }
f0527dc3804d Added support for .globl <sym>, .area <section>, .word, .byte, .blkb, and a .module directive that does nothing lost parents: 151 diff changeset	39
47 804d7465e0f9 Implemented ORG and fixed problems with constants using $, &, or @ to specify base lost parents: 4 diff changeset	40 OPFUNC(pseudo_org)
0 57495da01900 Initial checking of LWASM lost parents: diff changeset	41 {
78 121bf4a588ea Checkpointing deployment of non-constant expression handling lost parents: 74 diff changeset	42 int v, r;
52 b9856da2674a Added file inclusion lost parents: 50 diff changeset	43
74 c8c772ef5df9 Checkpointing object target implementation lost parents: 65 diff changeset	44 if (as -> csect)
c8c772ef5df9 Checkpointing object target implementation lost parents: 65 diff changeset	45 {
c8c772ef5df9 Checkpointing object target implementation lost parents: 65 diff changeset	46 register_error(as, l, 1, "ORG not allowed within sections");
c8c772ef5df9 Checkpointing object target implementation lost parents: 65 diff changeset	47 return;
c8c772ef5df9 Checkpointing object target implementation lost parents: 65 diff changeset	48 }
241 31231d1c87e6 Made ORG carp if used inside a mod/emod section lost parents: 236 diff changeset	49 if (as -> inmod)
31231d1c87e6 Made ORG carp if used inside a mod/emod section lost parents: 236 diff changeset	50 {
31231d1c87e6 Made ORG carp if used inside a mod/emod section lost parents: 236 diff changeset	51 register_error(as, l, 1, "ORG not allowed within modules");
31231d1c87e6 Made ORG carp if used inside a mod/emod section lost parents: 236 diff changeset	52 return;
31231d1c87e6 Made ORG carp if used inside a mod/emod section lost parents: 236 diff changeset	53 }
74 c8c772ef5df9 Checkpointing object target implementation lost parents: 65 diff changeset	54
52 b9856da2674a Added file inclusion lost parents: 50 diff changeset	55 if (as -> passnum != 1)
b9856da2674a Added file inclusion lost parents: 50 diff changeset	56 {
b9856da2674a Added file inclusion lost parents: 50 diff changeset	57 // org is not needed to be processed on pass 2
b9856da2674a Added file inclusion lost parents: 50 diff changeset	58 // this will prevent phasing errors for forward references that
b9856da2674a Added file inclusion lost parents: 50 diff changeset	59 // resolve on the second pass
b9856da2674a Added file inclusion lost parents: 50 diff changeset	60 // we saved the org address in l -> codeaddr on pass 1
b9856da2674a Added file inclusion lost parents: 50 diff changeset	61 as -> addr = l -> codeaddr;
229 59a138df0401 Fixed additional parsing problems with pseudo ops lost parents: 225 diff changeset	62 skip_operand(p);
52 b9856da2674a Added file inclusion lost parents: 50 diff changeset	63 return;
b9856da2674a Added file inclusion lost parents: 50 diff changeset	64 }
0 57495da01900 Initial checking of LWASM lost parents: diff changeset	65
47 804d7465e0f9 Implemented ORG and fixed problems with constants using $, &, or @ to specify base lost parents: 4 diff changeset	66 if (l -> sym)
0 57495da01900 Initial checking of LWASM lost parents: diff changeset	67 {
47 804d7465e0f9 Implemented ORG and fixed problems with constants using $, &, or @ to specify base lost parents: 4 diff changeset	68 register_error(as, l, 1, "No symbol allowed with ORG");
0 57495da01900 Initial checking of LWASM lost parents: diff changeset	69 }
78 121bf4a588ea Checkpointing deployment of non-constant expression handling lost parents: 74 diff changeset	70
121bf4a588ea Checkpointing deployment of non-constant expression handling lost parents: 74 diff changeset	71 r = lwasm_expr_result2(as, l, p, EXPR_PASS1CONST, &v, 0);
121bf4a588ea Checkpointing deployment of non-constant expression handling lost parents: 74 diff changeset	72 if (r != 0)
47 804d7465e0f9 Implemented ORG and fixed problems with constants using $, &, or @ to specify base lost parents: 4 diff changeset	73 return;
78 121bf4a588ea Checkpointing deployment of non-constant expression handling lost parents: 74 diff changeset	74 l -> codeaddr = v;
49 21ae0fab469b Added needed infra for useful listing of EQU and ORG type statements lost parents: 47 diff changeset	75 l -> addrset = 1;
78 121bf4a588ea Checkpointing deployment of non-constant expression handling lost parents: 74 diff changeset	76 as -> addr = v;
0 57495da01900 Initial checking of LWASM lost parents: diff changeset	77 }
57495da01900 Initial checking of LWASM lost parents: diff changeset	78
47 804d7465e0f9 Implemented ORG and fixed problems with constants using $, &, or @ to specify base lost parents: 4 diff changeset	79 /*
52 b9856da2674a Added file inclusion lost parents: 50 diff changeset	80 The operand for include is a string optionally enclosed in "
b9856da2674a Added file inclusion lost parents: 50 diff changeset	81 */
b9856da2674a Added file inclusion lost parents: 50 diff changeset	82 OPFUNC(pseudo_include)
0 57495da01900 Initial checking of LWASM lost parents: diff changeset	83 {
57495da01900 Initial checking of LWASM lost parents: diff changeset	84 int v1;
52 b9856da2674a Added file inclusion lost parents: 50 diff changeset	85 char *fn;
57 035b95a3690f Added conditional assembly and macros lost parents: 56 diff changeset	86
52 b9856da2674a Added file inclusion lost parents: 50 diff changeset	87 // only include files on pass 1
b9856da2674a Added file inclusion lost parents: 50 diff changeset	88 // but make sure local include context is right
b9856da2674a Added file inclusion lost parents: 50 diff changeset	89 // for the next line...
0 57495da01900 Initial checking of LWASM lost parents: diff changeset	90 if (as -> passnum != 1)
52 b9856da2674a Added file inclusion lost parents: 50 diff changeset	91 {
57 035b95a3690f Added conditional assembly and macros lost parents: 56 diff changeset	92 as -> context = lwasm_next_context(as);
229 59a138df0401 Fixed additional parsing problems with pseudo ops lost parents: 225 diff changeset	93 skip_operand(p);
0 57495da01900 Initial checking of LWASM lost parents: diff changeset	94 return;
52 b9856da2674a Added file inclusion lost parents: 50 diff changeset	95 }
b9856da2674a Added file inclusion lost parents: 50 diff changeset	96
b9856da2674a Added file inclusion lost parents: 50 diff changeset	97 while (p && isspace(p))
b9856da2674a Added file inclusion lost parents: 50 diff changeset	98 (*p)++;
b9856da2674a Added file inclusion lost parents: 50 diff changeset	99
b9856da2674a Added file inclusion lost parents: 50 diff changeset	100 if (!**p)
0 57495da01900 Initial checking of LWASM lost parents: diff changeset	101 {
52 b9856da2674a Added file inclusion lost parents: 50 diff changeset	102 register_error(as, l, 1, "Bad file name");
0 57495da01900 Initial checking of LWASM lost parents: diff changeset	103 return;
57495da01900 Initial checking of LWASM lost parents: diff changeset	104 }
52 b9856da2674a Added file inclusion lost parents: 50 diff changeset	105
b9856da2674a Added file inclusion lost parents: 50 diff changeset	106 if (**p == '"')
b9856da2674a Added file inclusion lost parents: 50 diff changeset	107 {
b9856da2674a Added file inclusion lost parents: 50 diff changeset	108 // search for ending "
b9856da2674a Added file inclusion lost parents: 50 diff changeset	109 (*p)++;
b9856da2674a Added file inclusion lost parents: 50 diff changeset	110 for (v1 = 0; ((p)+v1) && ((p)+v1) != '"'; v1++)
b9856da2674a Added file inclusion lost parents: 50 diff changeset	111 /* do nothing */ ;
b9856da2674a Added file inclusion lost parents: 50 diff changeset	112 if (((p)+v1) != '"')
b9856da2674a Added file inclusion lost parents: 50 diff changeset	113 {
b9856da2674a Added file inclusion lost parents: 50 diff changeset	114 register_error(as, l, 1, "Bad file name");
b9856da2674a Added file inclusion lost parents: 50 diff changeset	115 return;
b9856da2674a Added file inclusion lost parents: 50 diff changeset	116 }
b9856da2674a Added file inclusion lost parents: 50 diff changeset	117 }
b9856da2674a Added file inclusion lost parents: 50 diff changeset	118 else
0 57495da01900 Initial checking of LWASM lost parents: diff changeset	119 {
52 b9856da2674a Added file inclusion lost parents: 50 diff changeset	120 // search for a space type character
b9856da2674a Added file inclusion lost parents: 50 diff changeset	121 for (v1 = 0; ((p)+v1) && !isspace(((p)+v1)); v1++)
b9856da2674a Added file inclusion lost parents: 50 diff changeset	122 ;
0 57495da01900 Initial checking of LWASM lost parents: diff changeset	123 }
52 b9856da2674a Added file inclusion lost parents: 50 diff changeset	124
b9856da2674a Added file inclusion lost parents: 50 diff changeset	125 fn = lwasm_alloc(v1 + 1);
b9856da2674a Added file inclusion lost parents: 50 diff changeset	126 memcpy(fn, *p, v1);
b9856da2674a Added file inclusion lost parents: 50 diff changeset	127 fn[v1] = '\0';
b9856da2674a Added file inclusion lost parents: 50 diff changeset	128
225 058f18119025 Fixed filename parsing bug in include directive and added includebin directive lost parents: 221 diff changeset	129 (*p) += v1;
058f18119025 Fixed filename parsing bug in include directive and added includebin directive lost parents: 221 diff changeset	130 if (**p == '"')
058f18119025 Fixed filename parsing bug in include directive and added includebin directive lost parents: 221 diff changeset	131 (*p)++;
058f18119025 Fixed filename parsing bug in include directive and added includebin directive lost parents: 221 diff changeset	132
257 e27279180a73 Added support for include path to LWASM lost parents: 254 diff changeset	133 // resolve file name
e27279180a73 Added support for include path to LWASM lost parents: 254 diff changeset	134 if (*fn != '/')
e27279180a73 Added support for include path to LWASM lost parents: 254 diff changeset	135 {
e27279180a73 Added support for include path to LWASM lost parents: 254 diff changeset	136 char *path;
e27279180a73 Added support for include path to LWASM lost parents: 254 diff changeset	137 int i;
e27279180a73 Added support for include path to LWASM lost parents: 254 diff changeset	138 FILE *fp;
e27279180a73 Added support for include path to LWASM lost parents: 254 diff changeset	139
e27279180a73 Added support for include path to LWASM lost parents: 254 diff changeset	140 fp = fopen(fn, "r");
e27279180a73 Added support for include path to LWASM lost parents: 254 diff changeset	141 if (!fp)
e27279180a73 Added support for include path to LWASM lost parents: 254 diff changeset	142 {
e27279180a73 Added support for include path to LWASM lost parents: 254 diff changeset	143
e27279180a73 Added support for include path to LWASM lost parents: 254 diff changeset	144
e27279180a73 Added support for include path to LWASM lost parents: 254 diff changeset	145 for (i = 0; i < as -> nincludedirs; i++)
e27279180a73 Added support for include path to LWASM lost parents: 254 diff changeset	146 {
e27279180a73 Added support for include path to LWASM lost parents: 254 diff changeset	147 0 == asprintf(&path, "%s/%s", as -> includedirs[i], fn);
e27279180a73 Added support for include path to LWASM lost parents: 254 diff changeset	148 fp = fopen(path, "r");
e27279180a73 Added support for include path to LWASM lost parents: 254 diff changeset	149 if (fp)
e27279180a73 Added support for include path to LWASM lost parents: 254 diff changeset	150 {
e27279180a73 Added support for include path to LWASM lost parents: 254 diff changeset	151 fclose(fp);
e27279180a73 Added support for include path to LWASM lost parents: 254 diff changeset	152 lwasm_free(fn);
e27279180a73 Added support for include path to LWASM lost parents: 254 diff changeset	153 fn = path;
e27279180a73 Added support for include path to LWASM lost parents: 254 diff changeset	154 break;
e27279180a73 Added support for include path to LWASM lost parents: 254 diff changeset	155 }
e27279180a73 Added support for include path to LWASM lost parents: 254 diff changeset	156 lwasm_free(path);
e27279180a73 Added support for include path to LWASM lost parents: 254 diff changeset	157 }
e27279180a73 Added support for include path to LWASM lost parents: 254 diff changeset	158 }
e27279180a73 Added support for include path to LWASM lost parents: 254 diff changeset	159 else
e27279180a73 Added support for include path to LWASM lost parents: 254 diff changeset	160 {
e27279180a73 Added support for include path to LWASM lost parents: 254 diff changeset	161 fclose(fp);
e27279180a73 Added support for include path to LWASM lost parents: 254 diff changeset	162 }
e27279180a73 Added support for include path to LWASM lost parents: 254 diff changeset	163 }
e27279180a73 Added support for include path to LWASM lost parents: 254 diff changeset	164
52 b9856da2674a Added file inclusion lost parents: 50 diff changeset	165 // end local label context on include
57 035b95a3690f Added conditional assembly and macros lost parents: 56 diff changeset	166 as -> context = lwasm_next_context(as);
52 b9856da2674a Added file inclusion lost parents: 50 diff changeset	167 if (lwasm_read_file(as, fn) < 0)
b9856da2674a Added file inclusion lost parents: 50 diff changeset	168 {
b9856da2674a Added file inclusion lost parents: 50 diff changeset	169 register_error(as, l, 1, "File include error (%s)", fn);
b9856da2674a Added file inclusion lost parents: 50 diff changeset	170 }
b9856da2674a Added file inclusion lost parents: 50 diff changeset	171 lwasm_free(fn);
0 57495da01900 Initial checking of LWASM lost parents: diff changeset	172 }
57495da01900 Initial checking of LWASM lost parents: diff changeset	173
225 058f18119025 Fixed filename parsing bug in include directive and added includebin directive lost parents: 221 diff changeset	174 /*
058f18119025 Fixed filename parsing bug in include directive and added includebin directive lost parents: 221 diff changeset	175 The operand for includebin is a string optionally enclosed in "
058f18119025 Fixed filename parsing bug in include directive and added includebin directive lost parents: 221 diff changeset	176 */
058f18119025 Fixed filename parsing bug in include directive and added includebin directive lost parents: 221 diff changeset	177 OPFUNC(pseudo_includebin)
058f18119025 Fixed filename parsing bug in include directive and added includebin directive lost parents: 221 diff changeset	178 {
058f18119025 Fixed filename parsing bug in include directive and added includebin directive lost parents: 221 diff changeset	179 int v1;
058f18119025 Fixed filename parsing bug in include directive and added includebin directive lost parents: 221 diff changeset	180 char *fn;
058f18119025 Fixed filename parsing bug in include directive and added includebin directive lost parents: 221 diff changeset	181 FILE *f;
058f18119025 Fixed filename parsing bug in include directive and added includebin directive lost parents: 221 diff changeset	182
058f18119025 Fixed filename parsing bug in include directive and added includebin directive lost parents: 221 diff changeset	183 // only include files on pass 1
058f18119025 Fixed filename parsing bug in include directive and added includebin directive lost parents: 221 diff changeset	184 while (p && isspace(p))
058f18119025 Fixed filename parsing bug in include directive and added includebin directive lost parents: 221 diff changeset	185 (*p)++;
058f18119025 Fixed filename parsing bug in include directive and added includebin directive lost parents: 221 diff changeset	186
058f18119025 Fixed filename parsing bug in include directive and added includebin directive lost parents: 221 diff changeset	187 if (!**p)
058f18119025 Fixed filename parsing bug in include directive and added includebin directive lost parents: 221 diff changeset	188 {
058f18119025 Fixed filename parsing bug in include directive and added includebin directive lost parents: 221 diff changeset	189 register_error(as, l, 1, "Bad file name");
058f18119025 Fixed filename parsing bug in include directive and added includebin directive lost parents: 221 diff changeset	190 return;
058f18119025 Fixed filename parsing bug in include directive and added includebin directive lost parents: 221 diff changeset	191 }
058f18119025 Fixed filename parsing bug in include directive and added includebin directive lost parents: 221 diff changeset	192
058f18119025 Fixed filename parsing bug in include directive and added includebin directive lost parents: 221 diff changeset	193 if (**p == '"')
058f18119025 Fixed filename parsing bug in include directive and added includebin directive lost parents: 221 diff changeset	194 {
058f18119025 Fixed filename parsing bug in include directive and added includebin directive lost parents: 221 diff changeset	195 // search for ending "
058f18119025 Fixed filename parsing bug in include directive and added includebin directive lost parents: 221 diff changeset	196 (*p)++;
058f18119025 Fixed filename parsing bug in include directive and added includebin directive lost parents: 221 diff changeset	197 for (v1 = 0; ((p)+v1) && ((p)+v1) != '"'; v1++)
058f18119025 Fixed filename parsing bug in include directive and added includebin directive lost parents: 221 diff changeset	198 /* do nothing */ ;
058f18119025 Fixed filename parsing bug in include directive and added includebin directive lost parents: 221 diff changeset	199 if (((p)+v1) != '"')
058f18119025 Fixed filename parsing bug in include directive and added includebin directive lost parents: 221 diff changeset	200 {
058f18119025 Fixed filename parsing bug in include directive and added includebin directive lost parents: 221 diff changeset	201 register_error(as, l, 1, "Bad file name");
058f18119025 Fixed filename parsing bug in include directive and added includebin directive lost parents: 221 diff changeset	202 return;
058f18119025 Fixed filename parsing bug in include directive and added includebin directive lost parents: 221 diff changeset	203 }
058f18119025 Fixed filename parsing bug in include directive and added includebin directive lost parents: 221 diff changeset	204 }
058f18119025 Fixed filename parsing bug in include directive and added includebin directive lost parents: 221 diff changeset	205 else
058f18119025 Fixed filename parsing bug in include directive and added includebin directive lost parents: 221 diff changeset	206 {
058f18119025 Fixed filename parsing bug in include directive and added includebin directive lost parents: 221 diff changeset	207 // search for a space type character
058f18119025 Fixed filename parsing bug in include directive and added includebin directive lost parents: 221 diff changeset	208 for (v1 = 0; ((p)+v1) && !isspace(((p)+v1)); v1++)
058f18119025 Fixed filename parsing bug in include directive and added includebin directive lost parents: 221 diff changeset	209 ;
058f18119025 Fixed filename parsing bug in include directive and added includebin directive lost parents: 221 diff changeset	210 }
058f18119025 Fixed filename parsing bug in include directive and added includebin directive lost parents: 221 diff changeset	211
058f18119025 Fixed filename parsing bug in include directive and added includebin directive lost parents: 221 diff changeset	212 fn = lwasm_alloc(v1 + 1);
058f18119025 Fixed filename parsing bug in include directive and added includebin directive lost parents: 221 diff changeset	213 memcpy(fn, *p, v1);
058f18119025 Fixed filename parsing bug in include directive and added includebin directive lost parents: 221 diff changeset	214 fn[v1] = '\0';
058f18119025 Fixed filename parsing bug in include directive and added includebin directive lost parents: 221 diff changeset	215
058f18119025 Fixed filename parsing bug in include directive and added includebin directive lost parents: 221 diff changeset	216 (*p) += v1;
058f18119025 Fixed filename parsing bug in include directive and added includebin directive lost parents: 221 diff changeset	217 if (**p == '"')
058f18119025 Fixed filename parsing bug in include directive and added includebin directive lost parents: 221 diff changeset	218 (*p)++;
058f18119025 Fixed filename parsing bug in include directive and added includebin directive lost parents: 221 diff changeset	219
058f18119025 Fixed filename parsing bug in include directive and added includebin directive lost parents: 221 diff changeset	220 // open the file
058f18119025 Fixed filename parsing bug in include directive and added includebin directive lost parents: 221 diff changeset	221 f = fopen(fn, "rb");
058f18119025 Fixed filename parsing bug in include directive and added includebin directive lost parents: 221 diff changeset	222 if (!f)
058f18119025 Fixed filename parsing bug in include directive and added includebin directive lost parents: 221 diff changeset	223 {
058f18119025 Fixed filename parsing bug in include directive and added includebin directive lost parents: 221 diff changeset	224 register_error(as, l, 1, "Cannot open file: %s", strerror(errno));
058f18119025 Fixed filename parsing bug in include directive and added includebin directive lost parents: 221 diff changeset	225 register_error(as, l, 2, "Cannot open file: %s", strerror(errno));
058f18119025 Fixed filename parsing bug in include directive and added includebin directive lost parents: 221 diff changeset	226 }
058f18119025 Fixed filename parsing bug in include directive and added includebin directive lost parents: 221 diff changeset	227
058f18119025 Fixed filename parsing bug in include directive and added includebin directive lost parents: 221 diff changeset	228 // don't need fn any more
058f18119025 Fixed filename parsing bug in include directive and added includebin directive lost parents: 221 diff changeset	229 lwasm_free(fn);
058f18119025 Fixed filename parsing bug in include directive and added includebin directive lost parents: 221 diff changeset	230
058f18119025 Fixed filename parsing bug in include directive and added includebin directive lost parents: 221 diff changeset	231 // read the contents of the file and "emit()" it
058f18119025 Fixed filename parsing bug in include directive and added includebin directive lost parents: 221 diff changeset	232 while (!feof(f) && !ferror(f))
058f18119025 Fixed filename parsing bug in include directive and added includebin directive lost parents: 221 diff changeset	233 {
058f18119025 Fixed filename parsing bug in include directive and added includebin directive lost parents: 221 diff changeset	234 v1 = fgetc(f);
058f18119025 Fixed filename parsing bug in include directive and added includebin directive lost parents: 221 diff changeset	235 if (v1 == EOF)
058f18119025 Fixed filename parsing bug in include directive and added includebin directive lost parents: 221 diff changeset	236 break;
058f18119025 Fixed filename parsing bug in include directive and added includebin directive lost parents: 221 diff changeset	237 lwasm_emit(as, l, v1);
058f18119025 Fixed filename parsing bug in include directive and added includebin directive lost parents: 221 diff changeset	238 }
058f18119025 Fixed filename parsing bug in include directive and added includebin directive lost parents: 221 diff changeset	239 // close file
058f18119025 Fixed filename parsing bug in include directive and added includebin directive lost parents: 221 diff changeset	240 fclose(f);
058f18119025 Fixed filename parsing bug in include directive and added includebin directive lost parents: 221 diff changeset	241 }
058f18119025 Fixed filename parsing bug in include directive and added includebin directive lost parents: 221 diff changeset	242
50 e672232caffe Added rmb pseudo op lost parents: 49 diff changeset	243 OPFUNC(pseudo_rmb)
0 57495da01900 Initial checking of LWASM lost parents: diff changeset	244 {
78 121bf4a588ea Checkpointing deployment of non-constant expression handling lost parents: 74 diff changeset	245 int r, v;
0 57495da01900 Initial checking of LWASM lost parents: diff changeset	246
95 f3497072ac44 Fixed think-o in rm* ops (reversed pass number test) lost parents: 94 diff changeset	247 if (as -> passnum == 2)
0 57495da01900 Initial checking of LWASM lost parents: diff changeset	248 {
78 121bf4a588ea Checkpointing deployment of non-constant expression handling lost parents: 74 diff changeset	249 as -> addr += l -> nocodelen;
229 59a138df0401 Fixed additional parsing problems with pseudo ops lost parents: 225 diff changeset	250 skip_operand(p);
0 57495da01900 Initial checking of LWASM lost parents: diff changeset	251 return;
57495da01900 Initial checking of LWASM lost parents: diff changeset	252 }
103 26c058fa0bc1 Fixed up some issues with pseudo ops and object target lost parents: 99 diff changeset	253 r = lwasm_expr_result2(as, l, p, EXPR_SECTCONST \| EXPR_PASS1CONST, &v, -1);
78 121bf4a588ea Checkpointing deployment of non-constant expression handling lost parents: 74 diff changeset	254 if (r != 0)
0 57495da01900 Initial checking of LWASM lost parents: diff changeset	255 return;
78 121bf4a588ea Checkpointing deployment of non-constant expression handling lost parents: 74 diff changeset	256 l -> nocodelen = v;
254 c7a41b4c89b3 Added struct support to LWASM lost parents: 243 diff changeset	257 if (as -> instruct)
c7a41b4c89b3 Added struct support to LWASM lost parents: 243 diff changeset	258 return;
78 121bf4a588ea Checkpointing deployment of non-constant expression handling lost parents: 74 diff changeset	259 as -> addr += v;
0 57495da01900 Initial checking of LWASM lost parents: diff changeset	260 }
53 493cb8ea50a0 Added rm[dq], zm[bdq] lost parents: 52 diff changeset	261
493cb8ea50a0 Added rm[dq], zm[bdq] lost parents: 52 diff changeset	262 OPFUNC(pseudo_rmd)
0 57495da01900 Initial checking of LWASM lost parents: diff changeset	263 {
78 121bf4a588ea Checkpointing deployment of non-constant expression handling lost parents: 74 diff changeset	264 int r, v;
0 57495da01900 Initial checking of LWASM lost parents: diff changeset	265
95 f3497072ac44 Fixed think-o in rm* ops (reversed pass number test) lost parents: 94 diff changeset	266 if (as -> passnum == 2)
0 57495da01900 Initial checking of LWASM lost parents: diff changeset	267 {
78 121bf4a588ea Checkpointing deployment of non-constant expression handling lost parents: 74 diff changeset	268 as -> addr += l -> nocodelen;
229 59a138df0401 Fixed additional parsing problems with pseudo ops lost parents: 225 diff changeset	269 skip_operand(p);
0 57495da01900 Initial checking of LWASM lost parents: diff changeset	270 return;
57495da01900 Initial checking of LWASM lost parents: diff changeset	271 }
103 26c058fa0bc1 Fixed up some issues with pseudo ops and object target lost parents: 99 diff changeset	272 r = lwasm_expr_result2(as, l, p, EXPR_SECTCONST \| EXPR_PASS1CONST, &v, 0);
78 121bf4a588ea Checkpointing deployment of non-constant expression handling lost parents: 74 diff changeset	273 if (r != 0)
0 57495da01900 Initial checking of LWASM lost parents: diff changeset	274 return;
78 121bf4a588ea Checkpointing deployment of non-constant expression handling lost parents: 74 diff changeset	275 v *= 2;
121bf4a588ea Checkpointing deployment of non-constant expression handling lost parents: 74 diff changeset	276 l -> nocodelen = v;
254 c7a41b4c89b3 Added struct support to LWASM lost parents: 243 diff changeset	277 if (as -> instruct)
c7a41b4c89b3 Added struct support to LWASM lost parents: 243 diff changeset	278 return;
78 121bf4a588ea Checkpointing deployment of non-constant expression handling lost parents: 74 diff changeset	279 as -> addr += v;
0 57495da01900 Initial checking of LWASM lost parents: diff changeset	280 }
57495da01900 Initial checking of LWASM lost parents: diff changeset	281
53 493cb8ea50a0 Added rm[dq], zm[bdq] lost parents: 52 diff changeset	282 OPFUNC(pseudo_rmq)
0 57495da01900 Initial checking of LWASM lost parents: diff changeset	283 {
78 121bf4a588ea Checkpointing deployment of non-constant expression handling lost parents: 74 diff changeset	284 int r, v;
0 57495da01900 Initial checking of LWASM lost parents: diff changeset	285
95 f3497072ac44 Fixed think-o in rm* ops (reversed pass number test) lost parents: 94 diff changeset	286 if (as -> passnum == 2)
0 57495da01900 Initial checking of LWASM lost parents: diff changeset	287 {
78 121bf4a588ea Checkpointing deployment of non-constant expression handling lost parents: 74 diff changeset	288 as -> addr += l -> nocodelen;
229 59a138df0401 Fixed additional parsing problems with pseudo ops lost parents: 225 diff changeset	289 skip_operand(p);
0 57495da01900 Initial checking of LWASM lost parents: diff changeset	290 return;
57495da01900 Initial checking of LWASM lost parents: diff changeset	291 }
103 26c058fa0bc1 Fixed up some issues with pseudo ops and object target lost parents: 99 diff changeset	292 r = lwasm_expr_result2(as, l, p, EXPR_SECTCONST \| EXPR_PASS1CONST, &v, 0);
78 121bf4a588ea Checkpointing deployment of non-constant expression handling lost parents: 74 diff changeset	293 if (r != 0)
0 57495da01900 Initial checking of LWASM lost parents: diff changeset	294 return;
78 121bf4a588ea Checkpointing deployment of non-constant expression handling lost parents: 74 diff changeset	295 v *= 4;
121bf4a588ea Checkpointing deployment of non-constant expression handling lost parents: 74 diff changeset	296 l -> nocodelen = v;
254 c7a41b4c89b3 Added struct support to LWASM lost parents: 243 diff changeset	297 if (as -> instruct)
c7a41b4c89b3 Added struct support to LWASM lost parents: 243 diff changeset	298 return;
78 121bf4a588ea Checkpointing deployment of non-constant expression handling lost parents: 74 diff changeset	299 as -> addr += v;
0 57495da01900 Initial checking of LWASM lost parents: diff changeset	300 }
57495da01900 Initial checking of LWASM lost parents: diff changeset	301
53 493cb8ea50a0 Added rm[dq], zm[bdq] lost parents: 52 diff changeset	302 OPFUNC(pseudo_zmb)
0 57495da01900 Initial checking of LWASM lost parents: diff changeset	303 {
78 121bf4a588ea Checkpointing deployment of non-constant expression handling lost parents: 74 diff changeset	304 int r, v;
0 57495da01900 Initial checking of LWASM lost parents: diff changeset	305
103 26c058fa0bc1 Fixed up some issues with pseudo ops and object target lost parents: 99 diff changeset	306 r = lwasm_expr_result2(as, l, p, EXPR_SECTCONST \| EXPR_PASS1CONST, &v, 0);
78 121bf4a588ea Checkpointing deployment of non-constant expression handling lost parents: 74 diff changeset	307 if (r != 0)
0 57495da01900 Initial checking of LWASM lost parents: diff changeset	308 return;
78 121bf4a588ea Checkpointing deployment of non-constant expression handling lost parents: 74 diff changeset	309 while (v--)
53 493cb8ea50a0 Added rm[dq], zm[bdq] lost parents: 52 diff changeset	310 lwasm_emit(as, l, 0);
0 57495da01900 Initial checking of LWASM lost parents: diff changeset	311 }
57495da01900 Initial checking of LWASM lost parents: diff changeset	312
53 493cb8ea50a0 Added rm[dq], zm[bdq] lost parents: 52 diff changeset	313 OPFUNC(pseudo_zmd)
0 57495da01900 Initial checking of LWASM lost parents: diff changeset	314 {
78 121bf4a588ea Checkpointing deployment of non-constant expression handling lost parents: 74 diff changeset	315 int r, v;
0 57495da01900 Initial checking of LWASM lost parents: diff changeset	316
103 26c058fa0bc1 Fixed up some issues with pseudo ops and object target lost parents: 99 diff changeset	317 r = lwasm_expr_result2(as, l, p, EXPR_SECTCONST \| EXPR_PASS1CONST, &v, 0);
78 121bf4a588ea Checkpointing deployment of non-constant expression handling lost parents: 74 diff changeset	318 if (r != 0)
0 57495da01900 Initial checking of LWASM lost parents: diff changeset	319 return;
78 121bf4a588ea Checkpointing deployment of non-constant expression handling lost parents: 74 diff changeset	320 v *= 2;
121bf4a588ea Checkpointing deployment of non-constant expression handling lost parents: 74 diff changeset	321 while (v--)
53 493cb8ea50a0 Added rm[dq], zm[bdq] lost parents: 52 diff changeset	322 lwasm_emit(as, l, 0);
0 57495da01900 Initial checking of LWASM lost parents: diff changeset	323 }
57495da01900 Initial checking of LWASM lost parents: diff changeset	324
53 493cb8ea50a0 Added rm[dq], zm[bdq] lost parents: 52 diff changeset	325 OPFUNC(pseudo_zmq)
493cb8ea50a0 Added rm[dq], zm[bdq] lost parents: 52 diff changeset	326 {
78 121bf4a588ea Checkpointing deployment of non-constant expression handling lost parents: 74 diff changeset	327 int r, v;
53 493cb8ea50a0 Added rm[dq], zm[bdq] lost parents: 52 diff changeset	328
103 26c058fa0bc1 Fixed up some issues with pseudo ops and object target lost parents: 99 diff changeset	329 r = lwasm_expr_result2(as, l, p, EXPR_SECTCONST \| EXPR_PASS1CONST, &v, 0);
78 121bf4a588ea Checkpointing deployment of non-constant expression handling lost parents: 74 diff changeset	330 if (r != 0)
53 493cb8ea50a0 Added rm[dq], zm[bdq] lost parents: 52 diff changeset	331 return;
78 121bf4a588ea Checkpointing deployment of non-constant expression handling lost parents: 74 diff changeset	332 v *= 4;
121bf4a588ea Checkpointing deployment of non-constant expression handling lost parents: 74 diff changeset	333 while (v--)
53 493cb8ea50a0 Added rm[dq], zm[bdq] lost parents: 52 diff changeset	334 lwasm_emit(as, l, 0);
493cb8ea50a0 Added rm[dq], zm[bdq] lost parents: 52 diff changeset	335 }
493cb8ea50a0 Added rm[dq], zm[bdq] lost parents: 52 diff changeset	336
54 360d53062bb9 Fixed typo in instruction table and added END directive lost parents: 53 diff changeset	337 OPFUNC(pseudo_end)
0 57495da01900 Initial checking of LWASM lost parents: diff changeset	338 {
78 121bf4a588ea Checkpointing deployment of non-constant expression handling lost parents: 74 diff changeset	339 int r, v;
54 360d53062bb9 Fixed typo in instruction table and added END directive lost parents: 53 diff changeset	340 lwasm_expr_stack_t *s;
360d53062bb9 Fixed typo in instruction table and added END directive lost parents: 53 diff changeset	341
360d53062bb9 Fixed typo in instruction table and added END directive lost parents: 53 diff changeset	342
360d53062bb9 Fixed typo in instruction table and added END directive lost parents: 53 diff changeset	343 as -> endseen = 1;
0 57495da01900 Initial checking of LWASM lost parents: diff changeset	344
54 360d53062bb9 Fixed typo in instruction table and added END directive lost parents: 53 diff changeset	345 // address only matters for DECB output
360d53062bb9 Fixed typo in instruction table and added END directive lost parents: 53 diff changeset	346 if (as -> outformat != OUTPUT_DECB)
229 59a138df0401 Fixed additional parsing problems with pseudo ops lost parents: 225 diff changeset	347 {
59a138df0401 Fixed additional parsing problems with pseudo ops lost parents: 225 diff changeset	348 skip_operand(p);
54 360d53062bb9 Fixed typo in instruction table and added END directive lost parents: 53 diff changeset	349 return;
229 59a138df0401 Fixed additional parsing problems with pseudo ops lost parents: 225 diff changeset	350 }
54 360d53062bb9 Fixed typo in instruction table and added END directive lost parents: 53 diff changeset	351
78 121bf4a588ea Checkpointing deployment of non-constant expression handling lost parents: 74 diff changeset	352 r = lwasm_expr_result2(as, l, p, 0, &v, 0);
121bf4a588ea Checkpointing deployment of non-constant expression handling lost parents: 74 diff changeset	353 if (r != 0)
0 57495da01900 Initial checking of LWASM lost parents: diff changeset	354 {
78 121bf4a588ea Checkpointing deployment of non-constant expression handling lost parents: 74 diff changeset	355 register_error(as, l, 2, "Bad operand");
54 360d53062bb9 Fixed typo in instruction table and added END directive lost parents: 53 diff changeset	356 }
360d53062bb9 Fixed typo in instruction table and added END directive lost parents: 53 diff changeset	357
78 121bf4a588ea Checkpointing deployment of non-constant expression handling lost parents: 74 diff changeset	358 v = v & 0xffff;
54 360d53062bb9 Fixed typo in instruction table and added END directive lost parents: 53 diff changeset	359 if (as -> passnum == 2)
0 57495da01900 Initial checking of LWASM lost parents: diff changeset	360 {
78 121bf4a588ea Checkpointing deployment of non-constant expression handling lost parents: 74 diff changeset	361 as -> execaddr = v;
121bf4a588ea Checkpointing deployment of non-constant expression handling lost parents: 74 diff changeset	362 l -> symaddr = v;
54 360d53062bb9 Fixed typo in instruction table and added END directive lost parents: 53 diff changeset	363 l -> addrset = 2;
0 57495da01900 Initial checking of LWASM lost parents: diff changeset	364 }
54 360d53062bb9 Fixed typo in instruction table and added END directive lost parents: 53 diff changeset	365 }
0 57495da01900 Initial checking of LWASM lost parents: diff changeset	366
56 55260a178667 Added from f* pseudo ops lost parents: 54 diff changeset	367
55260a178667 Added from f* pseudo ops lost parents: 54 diff changeset	368 OPFUNC(pseudo_align)
0 57495da01900 Initial checking of LWASM lost parents: diff changeset	369 {
57495da01900 Initial checking of LWASM lost parents: diff changeset	370 int cn;
78 121bf4a588ea Checkpointing deployment of non-constant expression handling lost parents: 74 diff changeset	371 int r, v;
235 aa0056ca7319 Added a padding value for the ALIGN directive lost parents: 229 diff changeset	372 int pad = 0;
aa0056ca7319 Added a padding value for the ALIGN directive lost parents: 229 diff changeset	373 // we have to parse this on pass 2 so that we get the pad value
aa0056ca7319 Added a padding value for the ALIGN directive lost parents: 229 diff changeset	374 // if (as -> passnum == 2)
aa0056ca7319 Added a padding value for the ALIGN directive lost parents: 229 diff changeset	375 // {
aa0056ca7319 Added a padding value for the ALIGN directive lost parents: 229 diff changeset	376 // skip_operand(p);
aa0056ca7319 Added a padding value for the ALIGN directive lost parents: 229 diff changeset	377 // while (as -> addr < l -> symaddr)
aa0056ca7319 Added a padding value for the ALIGN directive lost parents: 229 diff changeset	378 // lwasm_emit(as, l, 0);
aa0056ca7319 Added a padding value for the ALIGN directive lost parents: 229 diff changeset	379 // return;
aa0056ca7319 Added a padding value for the ALIGN directive lost parents: 229 diff changeset	380 // }
56 55260a178667 Added from f* pseudo ops lost parents: 54 diff changeset	381
103 26c058fa0bc1 Fixed up some issues with pseudo ops and object target lost parents: 99 diff changeset	382 r = lwasm_expr_result2(as, l, p, EXPR_SECTCONST \| EXPR_PASS1CONST, &v, 0);
78 121bf4a588ea Checkpointing deployment of non-constant expression handling lost parents: 74 diff changeset	383 if (r != 0)
56 55260a178667 Added from f* pseudo ops lost parents: 54 diff changeset	384 {
78 121bf4a588ea Checkpointing deployment of non-constant expression handling lost parents: 74 diff changeset	385 l -> symaddr = as -> addr;
0 57495da01900 Initial checking of LWASM lost parents: diff changeset	386 return;
57495da01900 Initial checking of LWASM lost parents: diff changeset	387 }
78 121bf4a588ea Checkpointing deployment of non-constant expression handling lost parents: 74 diff changeset	388
121bf4a588ea Checkpointing deployment of non-constant expression handling lost parents: 74 diff changeset	389 if (v < 1)
56 55260a178667 Added from f* pseudo ops lost parents: 54 diff changeset	390 {
78 121bf4a588ea Checkpointing deployment of non-constant expression handling lost parents: 74 diff changeset	391 register_error(as, l, 1, "Illegal alignment %d", v);
56 55260a178667 Added from f* pseudo ops lost parents: 54 diff changeset	392 return;
0 57495da01900 Initial checking of LWASM lost parents: diff changeset	393 }
56 55260a178667 Added from f* pseudo ops lost parents: 54 diff changeset	394
78 121bf4a588ea Checkpointing deployment of non-constant expression handling lost parents: 74 diff changeset	395 cn = l -> codeaddr % v;
56 55260a178667 Added from f* pseudo ops lost parents: 54 diff changeset	396 if (cn)
78 121bf4a588ea Checkpointing deployment of non-constant expression handling lost parents: 74 diff changeset	397 cn = v - cn;
56 55260a178667 Added from f* pseudo ops lost parents: 54 diff changeset	398
235 aa0056ca7319 Added a padding value for the ALIGN directive lost parents: 229 diff changeset	399 if (**p == ',')
aa0056ca7319 Added a padding value for the ALIGN directive lost parents: 229 diff changeset	400 {
aa0056ca7319 Added a padding value for the ALIGN directive lost parents: 229 diff changeset	401 // we have a padding value specified
aa0056ca7319 Added a padding value for the ALIGN directive lost parents: 229 diff changeset	402 (*p)++;
aa0056ca7319 Added a padding value for the ALIGN directive lost parents: 229 diff changeset	403 r = lwasm_expr_result2(as, l, p, EXPR_SECTCONST, &pad, 1);
aa0056ca7319 Added a padding value for the ALIGN directive lost parents: 229 diff changeset	404 if (r != 0 && as -> passnum == 2)
aa0056ca7319 Added a padding value for the ALIGN directive lost parents: 229 diff changeset	405 {
aa0056ca7319 Added a padding value for the ALIGN directive lost parents: 229 diff changeset	406 register_error(as, l, 2, "Illegal padding value - must be constant on pass 2");
aa0056ca7319 Added a padding value for the ALIGN directive lost parents: 229 diff changeset	407 return;
aa0056ca7319 Added a padding value for the ALIGN directive lost parents: 229 diff changeset	408 }
aa0056ca7319 Added a padding value for the ALIGN directive lost parents: 229 diff changeset	409 }
aa0056ca7319 Added a padding value for the ALIGN directive lost parents: 229 diff changeset	410
56 55260a178667 Added from f* pseudo ops lost parents: 54 diff changeset	411 while (cn--)
55260a178667 Added from f* pseudo ops lost parents: 54 diff changeset	412 {
235 aa0056ca7319 Added a padding value for the ALIGN directive lost parents: 229 diff changeset	413 lwasm_emit(as, l, pad);
56 55260a178667 Added from f* pseudo ops lost parents: 54 diff changeset	414 }
55260a178667 Added from f* pseudo ops lost parents: 54 diff changeset	415 l -> symaddr = as -> addr;
0 57495da01900 Initial checking of LWASM lost parents: diff changeset	416 }
56 55260a178667 Added from f* pseudo ops lost parents: 54 diff changeset	417
50 e672232caffe Added rmb pseudo op lost parents: 49 diff changeset	418 OPFUNC(pseudo_equ)
0 57495da01900 Initial checking of LWASM lost parents: diff changeset	419 {
78 121bf4a588ea Checkpointing deployment of non-constant expression handling lost parents: 74 diff changeset	420 int r, v;
52 b9856da2674a Added file inclusion lost parents: 50 diff changeset	421
50 e672232caffe Added rmb pseudo op lost parents: 49 diff changeset	422 if (l -> sym == NULL)
0 57495da01900 Initial checking of LWASM lost parents: diff changeset	423 {
50 e672232caffe Added rmb pseudo op lost parents: 49 diff changeset	424 register_error(as, l, 1, "No symbol specified");
0 57495da01900 Initial checking of LWASM lost parents: diff changeset	425 return;
57495da01900 Initial checking of LWASM lost parents: diff changeset	426 }
50 e672232caffe Added rmb pseudo op lost parents: 49 diff changeset	427
103 26c058fa0bc1 Fixed up some issues with pseudo ops and object target lost parents: 99 diff changeset	428 r = lwasm_expr_result2(as, l, p, EXPR_SECTCONST \| EXPR_PASS1CONST, &v, 0);
78 121bf4a588ea Checkpointing deployment of non-constant expression handling lost parents: 74 diff changeset	429 if (r < 0)
121bf4a588ea Checkpointing deployment of non-constant expression handling lost parents: 74 diff changeset	430 v = 0;
63 d85ba47b1e8f Moved symbol registration so symbols that are in skipped code do not get registered and so EQU/SET can do their own registration lost parents: 57 diff changeset	431
78 121bf4a588ea Checkpointing deployment of non-constant expression handling lost parents: 74 diff changeset	432 l -> symaddr = v & 0xFFFF;
50 e672232caffe Added rmb pseudo op lost parents: 49 diff changeset	433 l -> addrset = 2;
63 d85ba47b1e8f Moved symbol registration so symbols that are in skipped code do not get registered and so EQU/SET can do their own registration lost parents: 57 diff changeset	434
79 d0ce3f5f6797 Checkpointing deployment of non-constant expression handling lost parents: 78 diff changeset	435 // note: we need to do this because the symbol might have resolved
d0ce3f5f6797 Checkpointing deployment of non-constant expression handling lost parents: 78 diff changeset	436 // to a constant!
190 563adfccb645 Added 'sym=expr' opcode handling lost parents: 162 diff changeset	437 lwasm_register_symbol(as, l, l -> sym, v, (r > 0 ? SYMBOL_COMPLEX: SYMBOL_NORM) \| SYMBOL_FORCE \| (l -> forceglobal ? SYMBOL_GLOBAL : SYMBOL_NORM));
0 57495da01900 Initial checking of LWASM lost parents: diff changeset	438 }
63 d85ba47b1e8f Moved symbol registration so symbols that are in skipped code do not get registered and so EQU/SET can do their own registration lost parents: 57 diff changeset	439
d85ba47b1e8f Moved symbol registration so symbols that are in skipped code do not get registered and so EQU/SET can do their own registration lost parents: 57 diff changeset	440 OPFUNC(pseudo_set)
d85ba47b1e8f Moved symbol registration so symbols that are in skipped code do not get registered and so EQU/SET can do their own registration lost parents: 57 diff changeset	441 {
79 d0ce3f5f6797 Checkpointing deployment of non-constant expression handling lost parents: 78 diff changeset	442 int r, v;
64 aaddd47219b4 Added the 'set' directive lost parents: 63 diff changeset	443
aaddd47219b4 Added the 'set' directive lost parents: 63 diff changeset	444 // set MUST run on both passes as the symbol value changes!
aaddd47219b4 Added the 'set' directive lost parents: 63 diff changeset	445
aaddd47219b4 Added the 'set' directive lost parents: 63 diff changeset	446 if (l -> sym == NULL)
aaddd47219b4 Added the 'set' directive lost parents: 63 diff changeset	447 {
aaddd47219b4 Added the 'set' directive lost parents: 63 diff changeset	448 register_error(as, l, 1, "No symbol specified");
aaddd47219b4 Added the 'set' directive lost parents: 63 diff changeset	449 return;
aaddd47219b4 Added the 'set' directive lost parents: 63 diff changeset	450 }
aaddd47219b4 Added the 'set' directive lost parents: 63 diff changeset	451
103 26c058fa0bc1 Fixed up some issues with pseudo ops and object target lost parents: 99 diff changeset	452 r = lwasm_expr_result2(as, l, p, EXPR_SECTCONST \| EXPR_PASS1CONST, &v, 0);
79 d0ce3f5f6797 Checkpointing deployment of non-constant expression handling lost parents: 78 diff changeset	453 if (r < 0)
d0ce3f5f6797 Checkpointing deployment of non-constant expression handling lost parents: 78 diff changeset	454 v = 0;
64 aaddd47219b4 Added the 'set' directive lost parents: 63 diff changeset	455
79 d0ce3f5f6797 Checkpointing deployment of non-constant expression handling lost parents: 78 diff changeset	456 l -> symaddr = v & 0xFFFF;
64 aaddd47219b4 Added the 'set' directive lost parents: 63 diff changeset	457 l -> addrset = 2;
aaddd47219b4 Added the 'set' directive lost parents: 63 diff changeset	458
79 d0ce3f5f6797 Checkpointing deployment of non-constant expression handling lost parents: 78 diff changeset	459 lwasm_register_symbol(as, l, l -> sym, v, (r > 0 ? SYMBOL_COMPLEX: SYMBOL_NORM) \| SYMBOL_SET);
63 d85ba47b1e8f Moved symbol registration so symbols that are in skipped code do not get registered and so EQU/SET can do their own registration lost parents: 57 diff changeset	460 }
d85ba47b1e8f Moved symbol registration so symbols that are in skipped code do not get registered and so EQU/SET can do their own registration lost parents: 57 diff changeset	461
65 31d8e85706e7 Implemented setdp and corrected handling of direct page detection in insn_gen_aux() lost parents: 64 diff changeset	462 OPFUNC(pseudo_setdp)
0 57495da01900 Initial checking of LWASM lost parents: diff changeset	463 {
79 d0ce3f5f6797 Checkpointing deployment of non-constant expression handling lost parents: 78 diff changeset	464 int r, v;
0 57495da01900 Initial checking of LWASM lost parents: diff changeset	465
79 d0ce3f5f6797 Checkpointing deployment of non-constant expression handling lost parents: 78 diff changeset	466 if (as -> outformat == OUTPUT_OBJ)
d0ce3f5f6797 Checkpointing deployment of non-constant expression handling lost parents: 78 diff changeset	467 {
d0ce3f5f6797 Checkpointing deployment of non-constant expression handling lost parents: 78 diff changeset	468 register_error(as, l, 1, "SETDP not permitted with OBJ target");
d0ce3f5f6797 Checkpointing deployment of non-constant expression handling lost parents: 78 diff changeset	469 return;
d0ce3f5f6797 Checkpointing deployment of non-constant expression handling lost parents: 78 diff changeset	470 }
d0ce3f5f6797 Checkpointing deployment of non-constant expression handling lost parents: 78 diff changeset	471
d0ce3f5f6797 Checkpointing deployment of non-constant expression handling lost parents: 78 diff changeset	472 // setdp is needed on both passes; must resolve to a constant on pass 1
103 26c058fa0bc1 Fixed up some issues with pseudo ops and object target lost parents: 99 diff changeset	473 r = lwasm_expr_result2(as, l, p, EXPR_SECTCONST \| EXPR_PASS1CONST, &v, 0);
79 d0ce3f5f6797 Checkpointing deployment of non-constant expression handling lost parents: 78 diff changeset	474 if (r != 0)
d0ce3f5f6797 Checkpointing deployment of non-constant expression handling lost parents: 78 diff changeset	475 return;
65 31d8e85706e7 Implemented setdp and corrected handling of direct page detection in insn_gen_aux() lost parents: 64 diff changeset	476
79 d0ce3f5f6797 Checkpointing deployment of non-constant expression handling lost parents: 78 diff changeset	477 if (v < -127 \|\| v > 255)
d0ce3f5f6797 Checkpointing deployment of non-constant expression handling lost parents: 78 diff changeset	478 {
d0ce3f5f6797 Checkpointing deployment of non-constant expression handling lost parents: 78 diff changeset	479 register_error(as, l, 1, "Byte overflow");
d0ce3f5f6797 Checkpointing deployment of non-constant expression handling lost parents: 78 diff changeset	480 return;
d0ce3f5f6797 Checkpointing deployment of non-constant expression handling lost parents: 78 diff changeset	481 }
d0ce3f5f6797 Checkpointing deployment of non-constant expression handling lost parents: 78 diff changeset	482
d0ce3f5f6797 Checkpointing deployment of non-constant expression handling lost parents: 78 diff changeset	483 l -> symaddr = v & 0xFF;
65 31d8e85706e7 Implemented setdp and corrected handling of direct page detection in insn_gen_aux() lost parents: 64 diff changeset	484 l -> addrset = 2;
31d8e85706e7 Implemented setdp and corrected handling of direct page detection in insn_gen_aux() lost parents: 64 diff changeset	485
79 d0ce3f5f6797 Checkpointing deployment of non-constant expression handling lost parents: 78 diff changeset	486 as -> dpval = v & 0xFF;
0 57495da01900 Initial checking of LWASM lost parents: diff changeset	487 }
57495da01900 Initial checking of LWASM lost parents: diff changeset	488
160 b061350c17e4 Added cescapes pragma and a few other compatibility pseudo ops lost parents: 158 diff changeset	489 // used to get a byte from a string
b061350c17e4 Added cescapes pragma and a few other compatibility pseudo ops lost parents: 158 diff changeset	490 // -1 is end of line
b061350c17e4 Added cescapes pragma and a few other compatibility pseudo ops lost parents: 158 diff changeset	491 int pseudo_fcc_fetchchar(asmstate_t as, char *p)
b061350c17e4 Added cescapes pragma and a few other compatibility pseudo ops lost parents: 158 diff changeset	492 {
b061350c17e4 Added cescapes pragma and a few other compatibility pseudo ops lost parents: 158 diff changeset	493 int c;
b061350c17e4 Added cescapes pragma and a few other compatibility pseudo ops lost parents: 158 diff changeset	494
b061350c17e4 Added cescapes pragma and a few other compatibility pseudo ops lost parents: 158 diff changeset	495 // -
b061350c17e4 Added cescapes pragma and a few other compatibility pseudo ops lost parents: 158 diff changeset	496 if (!**p)
b061350c17e4 Added cescapes pragma and a few other compatibility pseudo ops lost parents: 158 diff changeset	497 return -1;
b061350c17e4 Added cescapes pragma and a few other compatibility pseudo ops lost parents: 158 diff changeset	498
b061350c17e4 Added cescapes pragma and a few other compatibility pseudo ops lost parents: 158 diff changeset	499 c = (unsigned char)(**p);
b061350c17e4 Added cescapes pragma and a few other compatibility pseudo ops lost parents: 158 diff changeset	500 (*p)++;
b061350c17e4 Added cescapes pragma and a few other compatibility pseudo ops lost parents: 158 diff changeset	501
b061350c17e4 Added cescapes pragma and a few other compatibility pseudo ops lost parents: 158 diff changeset	502 if (as -> pragmas & PRAGMA_CESCAPES && c == '\\')
b061350c17e4 Added cescapes pragma and a few other compatibility pseudo ops lost parents: 158 diff changeset	503 {
b061350c17e4 Added cescapes pragma and a few other compatibility pseudo ops lost parents: 158 diff changeset	504 // decode escapes if needed
b061350c17e4 Added cescapes pragma and a few other compatibility pseudo ops lost parents: 158 diff changeset	505 if (!**p)
b061350c17e4 Added cescapes pragma and a few other compatibility pseudo ops lost parents: 158 diff changeset	506 return c;
b061350c17e4 Added cescapes pragma and a few other compatibility pseudo ops lost parents: 158 diff changeset	507
b061350c17e4 Added cescapes pragma and a few other compatibility pseudo ops lost parents: 158 diff changeset	508 c = **p;
b061350c17e4 Added cescapes pragma and a few other compatibility pseudo ops lost parents: 158 diff changeset	509 (*p)++;
b061350c17e4 Added cescapes pragma and a few other compatibility pseudo ops lost parents: 158 diff changeset	510
b061350c17e4 Added cescapes pragma and a few other compatibility pseudo ops lost parents: 158 diff changeset	511 switch (c)
b061350c17e4 Added cescapes pragma and a few other compatibility pseudo ops lost parents: 158 diff changeset	512 {
b061350c17e4 Added cescapes pragma and a few other compatibility pseudo ops lost parents: 158 diff changeset	513 // octal value
b061350c17e4 Added cescapes pragma and a few other compatibility pseudo ops lost parents: 158 diff changeset	514 // 1, 2, or 3 digits
b061350c17e4 Added cescapes pragma and a few other compatibility pseudo ops lost parents: 158 diff changeset	515 // NOTE: \0 for NUL is included in this...
b061350c17e4 Added cescapes pragma and a few other compatibility pseudo ops lost parents: 158 diff changeset	516 case '0':
b061350c17e4 Added cescapes pragma and a few other compatibility pseudo ops lost parents: 158 diff changeset	517 case '1':
b061350c17e4 Added cescapes pragma and a few other compatibility pseudo ops lost parents: 158 diff changeset	518 case '2':
b061350c17e4 Added cescapes pragma and a few other compatibility pseudo ops lost parents: 158 diff changeset	519 case '3':
b061350c17e4 Added cescapes pragma and a few other compatibility pseudo ops lost parents: 158 diff changeset	520 case '4':
b061350c17e4 Added cescapes pragma and a few other compatibility pseudo ops lost parents: 158 diff changeset	521 case '5':
b061350c17e4 Added cescapes pragma and a few other compatibility pseudo ops lost parents: 158 diff changeset	522 case '6':
b061350c17e4 Added cescapes pragma and a few other compatibility pseudo ops lost parents: 158 diff changeset	523 case '7':
b061350c17e4 Added cescapes pragma and a few other compatibility pseudo ops lost parents: 158 diff changeset	524 c -= '0';
b061350c17e4 Added cescapes pragma and a few other compatibility pseudo ops lost parents: 158 diff changeset	525 if (p < '0' \|\| p > '9')
b061350c17e4 Added cescapes pragma and a few other compatibility pseudo ops lost parents: 158 diff changeset	526 return c;
b061350c17e4 Added cescapes pragma and a few other compatibility pseudo ops lost parents: 158 diff changeset	527 c = c << 3;
b061350c17e4 Added cescapes pragma and a few other compatibility pseudo ops lost parents: 158 diff changeset	528 c \|= **p - '0';
b061350c17e4 Added cescapes pragma and a few other compatibility pseudo ops lost parents: 158 diff changeset	529 (*p)++;
b061350c17e4 Added cescapes pragma and a few other compatibility pseudo ops lost parents: 158 diff changeset	530 if (p < '0' \|\| p > '9')
b061350c17e4 Added cescapes pragma and a few other compatibility pseudo ops lost parents: 158 diff changeset	531 return c;
b061350c17e4 Added cescapes pragma and a few other compatibility pseudo ops lost parents: 158 diff changeset	532 c = c << 3;
b061350c17e4 Added cescapes pragma and a few other compatibility pseudo ops lost parents: 158 diff changeset	533 c \|= **p - '0';
b061350c17e4 Added cescapes pragma and a few other compatibility pseudo ops lost parents: 158 diff changeset	534 (*p)++;
b061350c17e4 Added cescapes pragma and a few other compatibility pseudo ops lost parents: 158 diff changeset	535 return c;
b061350c17e4 Added cescapes pragma and a few other compatibility pseudo ops lost parents: 158 diff changeset	536
b061350c17e4 Added cescapes pragma and a few other compatibility pseudo ops lost parents: 158 diff changeset	537 // LF
b061350c17e4 Added cescapes pragma and a few other compatibility pseudo ops lost parents: 158 diff changeset	538 case 'n':
b061350c17e4 Added cescapes pragma and a few other compatibility pseudo ops lost parents: 158 diff changeset	539 return 10;
b061350c17e4 Added cescapes pragma and a few other compatibility pseudo ops lost parents: 158 diff changeset	540
b061350c17e4 Added cescapes pragma and a few other compatibility pseudo ops lost parents: 158 diff changeset	541 // CR
b061350c17e4 Added cescapes pragma and a few other compatibility pseudo ops lost parents: 158 diff changeset	542 case 'r':
b061350c17e4 Added cescapes pragma and a few other compatibility pseudo ops lost parents: 158 diff changeset	543 return 13;
b061350c17e4 Added cescapes pragma and a few other compatibility pseudo ops lost parents: 158 diff changeset	544
b061350c17e4 Added cescapes pragma and a few other compatibility pseudo ops lost parents: 158 diff changeset	545 // TAB
b061350c17e4 Added cescapes pragma and a few other compatibility pseudo ops lost parents: 158 diff changeset	546 case 't':
b061350c17e4 Added cescapes pragma and a few other compatibility pseudo ops lost parents: 158 diff changeset	547 return 9;
b061350c17e4 Added cescapes pragma and a few other compatibility pseudo ops lost parents: 158 diff changeset	548
b061350c17e4 Added cescapes pragma and a few other compatibility pseudo ops lost parents: 158 diff changeset	549 // VT
b061350c17e4 Added cescapes pragma and a few other compatibility pseudo ops lost parents: 158 diff changeset	550 case 'v':
b061350c17e4 Added cescapes pragma and a few other compatibility pseudo ops lost parents: 158 diff changeset	551 return 11;
b061350c17e4 Added cescapes pragma and a few other compatibility pseudo ops lost parents: 158 diff changeset	552
b061350c17e4 Added cescapes pragma and a few other compatibility pseudo ops lost parents: 158 diff changeset	553 // BS
b061350c17e4 Added cescapes pragma and a few other compatibility pseudo ops lost parents: 158 diff changeset	554 case 'b':
b061350c17e4 Added cescapes pragma and a few other compatibility pseudo ops lost parents: 158 diff changeset	555 return 8;
b061350c17e4 Added cescapes pragma and a few other compatibility pseudo ops lost parents: 158 diff changeset	556
b061350c17e4 Added cescapes pragma and a few other compatibility pseudo ops lost parents: 158 diff changeset	557 // FF
b061350c17e4 Added cescapes pragma and a few other compatibility pseudo ops lost parents: 158 diff changeset	558 case 'f':
b061350c17e4 Added cescapes pragma and a few other compatibility pseudo ops lost parents: 158 diff changeset	559 return 12;
b061350c17e4 Added cescapes pragma and a few other compatibility pseudo ops lost parents: 158 diff changeset	560
b061350c17e4 Added cescapes pragma and a few other compatibility pseudo ops lost parents: 158 diff changeset	561 // BEL
b061350c17e4 Added cescapes pragma and a few other compatibility pseudo ops lost parents: 158 diff changeset	562 case 'a':
b061350c17e4 Added cescapes pragma and a few other compatibility pseudo ops lost parents: 158 diff changeset	563 return 7;
b061350c17e4 Added cescapes pragma and a few other compatibility pseudo ops lost parents: 158 diff changeset	564
b061350c17e4 Added cescapes pragma and a few other compatibility pseudo ops lost parents: 158 diff changeset	565 // hex char code (2 chars)
b061350c17e4 Added cescapes pragma and a few other compatibility pseudo ops lost parents: 158 diff changeset	566 case 'x':
b061350c17e4 Added cescapes pragma and a few other compatibility pseudo ops lost parents: 158 diff changeset	567 {
b061350c17e4 Added cescapes pragma and a few other compatibility pseudo ops lost parents: 158 diff changeset	568 int c2;
b061350c17e4 Added cescapes pragma and a few other compatibility pseudo ops lost parents: 158 diff changeset	569 if (!**p)
b061350c17e4 Added cescapes pragma and a few other compatibility pseudo ops lost parents: 158 diff changeset	570 return 'x';
b061350c17e4 Added cescapes pragma and a few other compatibility pseudo ops lost parents: 158 diff changeset	571 c = toupper(**p);
b061350c17e4 Added cescapes pragma and a few other compatibility pseudo ops lost parents: 158 diff changeset	572 (*p)++;
b061350c17e4 Added cescapes pragma and a few other compatibility pseudo ops lost parents: 158 diff changeset	573 if (c < '0' \|\| (c > '9' && c < 'A') \|\| c > 'F')
b061350c17e4 Added cescapes pragma and a few other compatibility pseudo ops lost parents: 158 diff changeset	574 return 0;
b061350c17e4 Added cescapes pragma and a few other compatibility pseudo ops lost parents: 158 diff changeset	575 c -= '0';
b061350c17e4 Added cescapes pragma and a few other compatibility pseudo ops lost parents: 158 diff changeset	576 if (c > 9)
b061350c17e4 Added cescapes pragma and a few other compatibility pseudo ops lost parents: 158 diff changeset	577 c -= 7;
b061350c17e4 Added cescapes pragma and a few other compatibility pseudo ops lost parents: 158 diff changeset	578 c2 = c << 4;
b061350c17e4 Added cescapes pragma and a few other compatibility pseudo ops lost parents: 158 diff changeset	579 if (!**p)
b061350c17e4 Added cescapes pragma and a few other compatibility pseudo ops lost parents: 158 diff changeset	580 return 0;
b061350c17e4 Added cescapes pragma and a few other compatibility pseudo ops lost parents: 158 diff changeset	581 c = toupper(**p);
b061350c17e4 Added cescapes pragma and a few other compatibility pseudo ops lost parents: 158 diff changeset	582 (*p)++;
b061350c17e4 Added cescapes pragma and a few other compatibility pseudo ops lost parents: 158 diff changeset	583 if (c < '0' \|\| (c > '9' && c < 'A') \|\| c > 'F')
b061350c17e4 Added cescapes pragma and a few other compatibility pseudo ops lost parents: 158 diff changeset	584 return 0;
b061350c17e4 Added cescapes pragma and a few other compatibility pseudo ops lost parents: 158 diff changeset	585 c -= '0';
b061350c17e4 Added cescapes pragma and a few other compatibility pseudo ops lost parents: 158 diff changeset	586 if (c > 9)
b061350c17e4 Added cescapes pragma and a few other compatibility pseudo ops lost parents: 158 diff changeset	587 c -= 7;
b061350c17e4 Added cescapes pragma and a few other compatibility pseudo ops lost parents: 158 diff changeset	588 c2 \|= c;
b061350c17e4 Added cescapes pragma and a few other compatibility pseudo ops lost parents: 158 diff changeset	589 return c2;
b061350c17e4 Added cescapes pragma and a few other compatibility pseudo ops lost parents: 158 diff changeset	590 }
b061350c17e4 Added cescapes pragma and a few other compatibility pseudo ops lost parents: 158 diff changeset	591 // everything else stands for itself as a fall back or legit
b061350c17e4 Added cescapes pragma and a few other compatibility pseudo ops lost parents: 158 diff changeset	592 default:
b061350c17e4 Added cescapes pragma and a few other compatibility pseudo ops lost parents: 158 diff changeset	593 return c;
b061350c17e4 Added cescapes pragma and a few other compatibility pseudo ops lost parents: 158 diff changeset	594 }
b061350c17e4 Added cescapes pragma and a few other compatibility pseudo ops lost parents: 158 diff changeset	595 }
b061350c17e4 Added cescapes pragma and a few other compatibility pseudo ops lost parents: 158 diff changeset	596 return c;
b061350c17e4 Added cescapes pragma and a few other compatibility pseudo ops lost parents: 158 diff changeset	597 }
b061350c17e4 Added cescapes pragma and a few other compatibility pseudo ops lost parents: 158 diff changeset	598
56 55260a178667 Added from f* pseudo ops lost parents: 54 diff changeset	599 OPFUNC(pseudo_fcc)
55260a178667 Added from f* pseudo ops lost parents: 54 diff changeset	600 {
0 57495da01900 Initial checking of LWASM lost parents: diff changeset	601 int delim = 0;
160 b061350c17e4 Added cescapes pragma and a few other compatibility pseudo ops lost parents: 158 diff changeset	602 int c;
0 57495da01900 Initial checking of LWASM lost parents: diff changeset	603
56 55260a178667 Added from f* pseudo ops lost parents: 54 diff changeset	604 delim = **p;
0 57495da01900 Initial checking of LWASM lost parents: diff changeset	605 if (!delim)
57495da01900 Initial checking of LWASM lost parents: diff changeset	606 {
56 55260a178667 Added from f* pseudo ops lost parents: 54 diff changeset	607 register_error(as, l, 1, "Bad operand");
55260a178667 Added from f* pseudo ops lost parents: 54 diff changeset	608 return;
0 57495da01900 Initial checking of LWASM lost parents: diff changeset	609 }
56 55260a178667 Added from f* pseudo ops lost parents: 54 diff changeset	610 *p += 1;
160 b061350c17e4 Added cescapes pragma and a few other compatibility pseudo ops lost parents: 158 diff changeset	611 for (;;)
0 57495da01900 Initial checking of LWASM lost parents: diff changeset	612 {
160 b061350c17e4 Added cescapes pragma and a few other compatibility pseudo ops lost parents: 158 diff changeset	613 c = pseudo_fcc_fetchchar(as, p);
b061350c17e4 Added cescapes pragma and a few other compatibility pseudo ops lost parents: 158 diff changeset	614 if (c == delim \|\| c < 0)
b061350c17e4 Added cescapes pragma and a few other compatibility pseudo ops lost parents: 158 diff changeset	615 break;
b061350c17e4 Added cescapes pragma and a few other compatibility pseudo ops lost parents: 158 diff changeset	616
b061350c17e4 Added cescapes pragma and a few other compatibility pseudo ops lost parents: 158 diff changeset	617 lwasm_emit(as, l, c);
0 57495da01900 Initial checking of LWASM lost parents: diff changeset	618 }
57495da01900 Initial checking of LWASM lost parents: diff changeset	619 }
57495da01900 Initial checking of LWASM lost parents: diff changeset	620
56 55260a178667 Added from f* pseudo ops lost parents: 54 diff changeset	621
55260a178667 Added from f* pseudo ops lost parents: 54 diff changeset	622 OPFUNC(pseudo_fcs)
0 57495da01900 Initial checking of LWASM lost parents: diff changeset	623 {
57495da01900 Initial checking of LWASM lost parents: diff changeset	624 int delim = 0;
160 b061350c17e4 Added cescapes pragma and a few other compatibility pseudo ops lost parents: 158 diff changeset	625 int c, lc = -1;
b061350c17e4 Added cescapes pragma and a few other compatibility pseudo ops lost parents: 158 diff changeset	626
56 55260a178667 Added from f* pseudo ops lost parents: 54 diff changeset	627 delim = **p;
0 57495da01900 Initial checking of LWASM lost parents: diff changeset	628 if (!delim)
57495da01900 Initial checking of LWASM lost parents: diff changeset	629 {
56 55260a178667 Added from f* pseudo ops lost parents: 54 diff changeset	630 register_error(as, l, 1, "Bad operand");
55260a178667 Added from f* pseudo ops lost parents: 54 diff changeset	631 return;
0 57495da01900 Initial checking of LWASM lost parents: diff changeset	632 }
56 55260a178667 Added from f* pseudo ops lost parents: 54 diff changeset	633 *p += 1;
160 b061350c17e4 Added cescapes pragma and a few other compatibility pseudo ops lost parents: 158 diff changeset	634 for (;;)
0 57495da01900 Initial checking of LWASM lost parents: diff changeset	635 {
160 b061350c17e4 Added cescapes pragma and a few other compatibility pseudo ops lost parents: 158 diff changeset	636 c = pseudo_fcc_fetchchar(as, p);
b061350c17e4 Added cescapes pragma and a few other compatibility pseudo ops lost parents: 158 diff changeset	637 if (c == delim \|\| c < 0)
b061350c17e4 Added cescapes pragma and a few other compatibility pseudo ops lost parents: 158 diff changeset	638 {
b061350c17e4 Added cescapes pragma and a few other compatibility pseudo ops lost parents: 158 diff changeset	639 if (lc >= 0)
b061350c17e4 Added cescapes pragma and a few other compatibility pseudo ops lost parents: 158 diff changeset	640 lwasm_emit(as, l, lc \| 0x80);
b061350c17e4 Added cescapes pragma and a few other compatibility pseudo ops lost parents: 158 diff changeset	641 break;
b061350c17e4 Added cescapes pragma and a few other compatibility pseudo ops lost parents: 158 diff changeset	642 }
b061350c17e4 Added cescapes pragma and a few other compatibility pseudo ops lost parents: 158 diff changeset	643 if (lc >= 0)
b061350c17e4 Added cescapes pragma and a few other compatibility pseudo ops lost parents: 158 diff changeset	644 lwasm_emit(as, l, lc);
b061350c17e4 Added cescapes pragma and a few other compatibility pseudo ops lost parents: 158 diff changeset	645 lc = c;
0 57495da01900 Initial checking of LWASM lost parents: diff changeset	646 }
57495da01900 Initial checking of LWASM lost parents: diff changeset	647 }
57495da01900 Initial checking of LWASM lost parents: diff changeset	648
56 55260a178667 Added from f* pseudo ops lost parents: 54 diff changeset	649 OPFUNC(pseudo_fcn)
0 57495da01900 Initial checking of LWASM lost parents: diff changeset	650 {
57495da01900 Initial checking of LWASM lost parents: diff changeset	651 int delim = 0;
160 b061350c17e4 Added cescapes pragma and a few other compatibility pseudo ops lost parents: 158 diff changeset	652 int c;
b061350c17e4 Added cescapes pragma and a few other compatibility pseudo ops lost parents: 158 diff changeset	653
56 55260a178667 Added from f* pseudo ops lost parents: 54 diff changeset	654 delim = **p;
0 57495da01900 Initial checking of LWASM lost parents: diff changeset	655 if (!delim)
57495da01900 Initial checking of LWASM lost parents: diff changeset	656 {
56 55260a178667 Added from f* pseudo ops lost parents: 54 diff changeset	657 register_error(as, l, 1, "Bad operand");
55260a178667 Added from f* pseudo ops lost parents: 54 diff changeset	658 return;
0 57495da01900 Initial checking of LWASM lost parents: diff changeset	659 }
56 55260a178667 Added from f* pseudo ops lost parents: 54 diff changeset	660 *p += 1;
160 b061350c17e4 Added cescapes pragma and a few other compatibility pseudo ops lost parents: 158 diff changeset	661 for (;;)
0 57495da01900 Initial checking of LWASM lost parents: diff changeset	662 {
160 b061350c17e4 Added cescapes pragma and a few other compatibility pseudo ops lost parents: 158 diff changeset	663 c = pseudo_fcc_fetchchar(as, p);
b061350c17e4 Added cescapes pragma and a few other compatibility pseudo ops lost parents: 158 diff changeset	664 if (c == delim \|\| c < 0)
b061350c17e4 Added cescapes pragma and a few other compatibility pseudo ops lost parents: 158 diff changeset	665 break;
b061350c17e4 Added cescapes pragma and a few other compatibility pseudo ops lost parents: 158 diff changeset	666
b061350c17e4 Added cescapes pragma and a few other compatibility pseudo ops lost parents: 158 diff changeset	667 lwasm_emit(as, l, c);
0 57495da01900 Initial checking of LWASM lost parents: diff changeset	668 }
56 55260a178667 Added from f* pseudo ops lost parents: 54 diff changeset	669 lwasm_emit(as, l, 0);
0 57495da01900 Initial checking of LWASM lost parents: diff changeset	670 }
56 55260a178667 Added from f* pseudo ops lost parents: 54 diff changeset	671
55260a178667 Added from f* pseudo ops lost parents: 54 diff changeset	672 OPFUNC(pseudo_fcb)
0 57495da01900 Initial checking of LWASM lost parents: diff changeset	673 {
79 d0ce3f5f6797 Checkpointing deployment of non-constant expression handling lost parents: 78 diff changeset	674 int r, v;
0 57495da01900 Initial checking of LWASM lost parents: diff changeset	675
57495da01900 Initial checking of LWASM lost parents: diff changeset	676 fcb_again:
79 d0ce3f5f6797 Checkpointing deployment of non-constant expression handling lost parents: 78 diff changeset	677 r = lwasm_expr_result2(as, l, p, 0, &v, -1);
d0ce3f5f6797 Checkpointing deployment of non-constant expression handling lost parents: 78 diff changeset	678 if (r < 0)
56 55260a178667 Added from f* pseudo ops lost parents: 54 diff changeset	679 return;
79 d0ce3f5f6797 Checkpointing deployment of non-constant expression handling lost parents: 78 diff changeset	680
d0ce3f5f6797 Checkpointing deployment of non-constant expression handling lost parents: 78 diff changeset	681 if (r > 0)
d0ce3f5f6797 Checkpointing deployment of non-constant expression handling lost parents: 78 diff changeset	682 {
d0ce3f5f6797 Checkpointing deployment of non-constant expression handling lost parents: 78 diff changeset	683 register_error(as, l, 2, "Illegal external or inter-segment reference");
d0ce3f5f6797 Checkpointing deployment of non-constant expression handling lost parents: 78 diff changeset	684 v = 0;
d0ce3f5f6797 Checkpointing deployment of non-constant expression handling lost parents: 78 diff changeset	685 }
d0ce3f5f6797 Checkpointing deployment of non-constant expression handling lost parents: 78 diff changeset	686
d0ce3f5f6797 Checkpointing deployment of non-constant expression handling lost parents: 78 diff changeset	687 if (v < -127 \|\| v > 255)
d0ce3f5f6797 Checkpointing deployment of non-constant expression handling lost parents: 78 diff changeset	688 {
d0ce3f5f6797 Checkpointing deployment of non-constant expression handling lost parents: 78 diff changeset	689 register_error(as, l, 1, "Byte overflow");
d0ce3f5f6797 Checkpointing deployment of non-constant expression handling lost parents: 78 diff changeset	690 }
56 55260a178667 Added from f* pseudo ops lost parents: 54 diff changeset	691
79 d0ce3f5f6797 Checkpointing deployment of non-constant expression handling lost parents: 78 diff changeset	692 lwasm_emit(as, l, v);
56 55260a178667 Added from f* pseudo ops lost parents: 54 diff changeset	693 if (**p == ',')
0 57495da01900 Initial checking of LWASM lost parents: diff changeset	694 {
56 55260a178667 Added from f* pseudo ops lost parents: 54 diff changeset	695 (*p)++;
0 57495da01900 Initial checking of LWASM lost parents: diff changeset	696 goto fcb_again;
57495da01900 Initial checking of LWASM lost parents: diff changeset	697 }
57495da01900 Initial checking of LWASM lost parents: diff changeset	698 }
57495da01900 Initial checking of LWASM lost parents: diff changeset	699
79 d0ce3f5f6797 Checkpointing deployment of non-constant expression handling lost parents: 78 diff changeset	700 // FIXME: handle external references in an intelligent way
56 55260a178667 Added from f* pseudo ops lost parents: 54 diff changeset	701 OPFUNC(pseudo_fdb)
0 57495da01900 Initial checking of LWASM lost parents: diff changeset	702 {
79 d0ce3f5f6797 Checkpointing deployment of non-constant expression handling lost parents: 78 diff changeset	703 int r, v;
103 26c058fa0bc1 Fixed up some issues with pseudo ops and object target lost parents: 99 diff changeset	704 int extseen = 0;
26c058fa0bc1 Fixed up some issues with pseudo ops and object target lost parents: 99 diff changeset	705 char *p1;
0 57495da01900 Initial checking of LWASM lost parents: diff changeset	706
57495da01900 Initial checking of LWASM lost parents: diff changeset	707 fdb_again:
103 26c058fa0bc1 Fixed up some issues with pseudo ops and object target lost parents: 99 diff changeset	708 p1 = *p;
79 d0ce3f5f6797 Checkpointing deployment of non-constant expression handling lost parents: 78 diff changeset	709 r = lwasm_expr_result2(as, l, p, 0, &v, -1);
d0ce3f5f6797 Checkpointing deployment of non-constant expression handling lost parents: 78 diff changeset	710 if (r < 0)
56 55260a178667 Added from f* pseudo ops lost parents: 54 diff changeset	711 return;
79 d0ce3f5f6797 Checkpointing deployment of non-constant expression handling lost parents: 78 diff changeset	712
103 26c058fa0bc1 Fixed up some issues with pseudo ops and object target lost parents: 99 diff changeset	713 if (r > 0 && extseen == 1)
79 d0ce3f5f6797 Checkpointing deployment of non-constant expression handling lost parents: 78 diff changeset	714 {
103 26c058fa0bc1 Fixed up some issues with pseudo ops and object target lost parents: 99 diff changeset	715 register_error(as, l, 2, "Illegal external or inter-segment reference (only 1 per FDB line)");
79 d0ce3f5f6797 Checkpointing deployment of non-constant expression handling lost parents: 78 diff changeset	716 v = 0;
d0ce3f5f6797 Checkpointing deployment of non-constant expression handling lost parents: 78 diff changeset	717 }
103 26c058fa0bc1 Fixed up some issues with pseudo ops and object target lost parents: 99 diff changeset	718 else if (r > 0)
26c058fa0bc1 Fixed up some issues with pseudo ops and object target lost parents: 99 diff changeset	719 {
26c058fa0bc1 Fixed up some issues with pseudo ops and object target lost parents: 99 diff changeset	720 l -> relocoff = as -> addr - l -> codeaddr;
26c058fa0bc1 Fixed up some issues with pseudo ops and object target lost parents: 99 diff changeset	721 *p = p1;
26c058fa0bc1 Fixed up some issues with pseudo ops and object target lost parents: 99 diff changeset	722 r = lwasm_expr_result2(as, l, p, 0, &v, 0);
26c058fa0bc1 Fixed up some issues with pseudo ops and object target lost parents: 99 diff changeset	723 }
79 d0ce3f5f6797 Checkpointing deployment of non-constant expression handling lost parents: 78 diff changeset	724
d0ce3f5f6797 Checkpointing deployment of non-constant expression handling lost parents: 78 diff changeset	725 lwasm_emit(as, l, v >> 8);
d0ce3f5f6797 Checkpointing deployment of non-constant expression handling lost parents: 78 diff changeset	726 lwasm_emit(as, l, v & 0xff);
56 55260a178667 Added from f* pseudo ops lost parents: 54 diff changeset	727 if (**p == ',')
0 57495da01900 Initial checking of LWASM lost parents: diff changeset	728 {
56 55260a178667 Added from f* pseudo ops lost parents: 54 diff changeset	729 (*p)++;
0 57495da01900 Initial checking of LWASM lost parents: diff changeset	730 goto fdb_again;
57495da01900 Initial checking of LWASM lost parents: diff changeset	731 }
57495da01900 Initial checking of LWASM lost parents: diff changeset	732 }
57495da01900 Initial checking of LWASM lost parents: diff changeset	733
79 d0ce3f5f6797 Checkpointing deployment of non-constant expression handling lost parents: 78 diff changeset	734 // FIXME: handle external references in a sensible way
56 55260a178667 Added from f* pseudo ops lost parents: 54 diff changeset	735 OPFUNC(pseudo_fqb)
0 57495da01900 Initial checking of LWASM lost parents: diff changeset	736 {
79 d0ce3f5f6797 Checkpointing deployment of non-constant expression handling lost parents: 78 diff changeset	737 int r, v;
56 55260a178667 Added from f* pseudo ops lost parents: 54 diff changeset	738
0 57495da01900 Initial checking of LWASM lost parents: diff changeset	739 fqb_again:
79 d0ce3f5f6797 Checkpointing deployment of non-constant expression handling lost parents: 78 diff changeset	740 r = lwasm_expr_result2(as, l, p, 0, &v, -1);
d0ce3f5f6797 Checkpointing deployment of non-constant expression handling lost parents: 78 diff changeset	741 if (r < 0)
56 55260a178667 Added from f* pseudo ops lost parents: 54 diff changeset	742 return;
79 d0ce3f5f6797 Checkpointing deployment of non-constant expression handling lost parents: 78 diff changeset	743
d0ce3f5f6797 Checkpointing deployment of non-constant expression handling lost parents: 78 diff changeset	744 if (r > 0)
d0ce3f5f6797 Checkpointing deployment of non-constant expression handling lost parents: 78 diff changeset	745 {
d0ce3f5f6797 Checkpointing deployment of non-constant expression handling lost parents: 78 diff changeset	746 register_error(as, l, 2, "Illegal external or inter-segment reference");
d0ce3f5f6797 Checkpointing deployment of non-constant expression handling lost parents: 78 diff changeset	747 v = 0;
d0ce3f5f6797 Checkpointing deployment of non-constant expression handling lost parents: 78 diff changeset	748 }
d0ce3f5f6797 Checkpointing deployment of non-constant expression handling lost parents: 78 diff changeset	749
d0ce3f5f6797 Checkpointing deployment of non-constant expression handling lost parents: 78 diff changeset	750 lwasm_emit(as, l, v >> 24);
d0ce3f5f6797 Checkpointing deployment of non-constant expression handling lost parents: 78 diff changeset	751 lwasm_emit(as, l, v >> 16);
d0ce3f5f6797 Checkpointing deployment of non-constant expression handling lost parents: 78 diff changeset	752 lwasm_emit(as, l, v >> 8);
d0ce3f5f6797 Checkpointing deployment of non-constant expression handling lost parents: 78 diff changeset	753 lwasm_emit(as, l, v & 0xff);
56 55260a178667 Added from f* pseudo ops lost parents: 54 diff changeset	754 if (**p == ',')
0 57495da01900 Initial checking of LWASM lost parents: diff changeset	755 {
56 55260a178667 Added from f* pseudo ops lost parents: 54 diff changeset	756 (*p)++;
0 57495da01900 Initial checking of LWASM lost parents: diff changeset	757 goto fqb_again;
57495da01900 Initial checking of LWASM lost parents: diff changeset	758 }
57495da01900 Initial checking of LWASM lost parents: diff changeset	759 }
57495da01900 Initial checking of LWASM lost parents: diff changeset	760
57495da01900 Initial checking of LWASM lost parents: diff changeset	761 // don't need to do anything if we are executing one of these
57 035b95a3690f Added conditional assembly and macros lost parents: 56 diff changeset	762 OPFUNC(pseudo_endc)
0 57495da01900 Initial checking of LWASM lost parents: diff changeset	763 {
57 035b95a3690f Added conditional assembly and macros lost parents: 56 diff changeset	764 if (as -> skipcond && !(as -> skipmacro))
035b95a3690f Added conditional assembly and macros lost parents: 56 diff changeset	765 {
035b95a3690f Added conditional assembly and macros lost parents: 56 diff changeset	766 as -> skipcount -= 1;
035b95a3690f Added conditional assembly and macros lost parents: 56 diff changeset	767 if (as -> skipcount <= 0)
035b95a3690f Added conditional assembly and macros lost parents: 56 diff changeset	768 {
035b95a3690f Added conditional assembly and macros lost parents: 56 diff changeset	769 as -> skipcond = 0;
035b95a3690f Added conditional assembly and macros lost parents: 56 diff changeset	770 }
035b95a3690f Added conditional assembly and macros lost parents: 56 diff changeset	771 }
0 57495da01900 Initial checking of LWASM lost parents: diff changeset	772 return;
57495da01900 Initial checking of LWASM lost parents: diff changeset	773 }
57495da01900 Initial checking of LWASM lost parents: diff changeset	774
57495da01900 Initial checking of LWASM lost parents: diff changeset	775 // if "else" executes, we must be going into an "ignore" state
57 035b95a3690f Added conditional assembly and macros lost parents: 56 diff changeset	776 OPFUNC(pseudo_else)
0 57495da01900 Initial checking of LWASM lost parents: diff changeset	777 {
57 035b95a3690f Added conditional assembly and macros lost parents: 56 diff changeset	778 if (as -> skipmacro)
035b95a3690f Added conditional assembly and macros lost parents: 56 diff changeset	779 return;
035b95a3690f Added conditional assembly and macros lost parents: 56 diff changeset	780
035b95a3690f Added conditional assembly and macros lost parents: 56 diff changeset	781 if (as -> skipcond)
035b95a3690f Added conditional assembly and macros lost parents: 56 diff changeset	782 {
035b95a3690f Added conditional assembly and macros lost parents: 56 diff changeset	783 if (as -> skipcount == 1)
035b95a3690f Added conditional assembly and macros lost parents: 56 diff changeset	784 {
035b95a3690f Added conditional assembly and macros lost parents: 56 diff changeset	785 as -> skipcount = 0;
035b95a3690f Added conditional assembly and macros lost parents: 56 diff changeset	786 as -> skipcond = 0;
035b95a3690f Added conditional assembly and macros lost parents: 56 diff changeset	787 }
035b95a3690f Added conditional assembly and macros lost parents: 56 diff changeset	788 return;
035b95a3690f Added conditional assembly and macros lost parents: 56 diff changeset	789 }
035b95a3690f Added conditional assembly and macros lost parents: 56 diff changeset	790
0 57495da01900 Initial checking of LWASM lost parents: diff changeset	791 as -> skipcond = 1;
57495da01900 Initial checking of LWASM lost parents: diff changeset	792 as -> skipcount = 1;
57495da01900 Initial checking of LWASM lost parents: diff changeset	793 }
57495da01900 Initial checking of LWASM lost parents: diff changeset	794
57 035b95a3690f Added conditional assembly and macros lost parents: 56 diff changeset	795 OPFUNC(pseudo_ifne)
0 57495da01900 Initial checking of LWASM lost parents: diff changeset	796 {
57495da01900 Initial checking of LWASM lost parents: diff changeset	797 int v1;
57495da01900 Initial checking of LWASM lost parents: diff changeset	798 int rval;
57 035b95a3690f Added conditional assembly and macros lost parents: 56 diff changeset	799
035b95a3690f Added conditional assembly and macros lost parents: 56 diff changeset	800 if (as -> skipcond && !(as -> skipmacro))
0 57495da01900 Initial checking of LWASM lost parents: diff changeset	801 {
57 035b95a3690f Added conditional assembly and macros lost parents: 56 diff changeset	802 as -> skipcount++;
236 a58f49a77441 Added os9 target, pragma to control whether $ localizes a symbol, and fixed some condition nesting bugs lost parents: 235 diff changeset	803 skip_operand(p);
57 035b95a3690f Added conditional assembly and macros lost parents: 56 diff changeset	804 return;
035b95a3690f Added conditional assembly and macros lost parents: 56 diff changeset	805 }
035b95a3690f Added conditional assembly and macros lost parents: 56 diff changeset	806
103 26c058fa0bc1 Fixed up some issues with pseudo ops and object target lost parents: 99 diff changeset	807 rval = lwasm_expr_result2(as, l, p, EXPR_SECTCONST \| EXPR_PASS1CONST, &v1, 0);
79 d0ce3f5f6797 Checkpointing deployment of non-constant expression handling lost parents: 78 diff changeset	808 if (rval != 0)
57 035b95a3690f Added conditional assembly and macros lost parents: 56 diff changeset	809 return;
035b95a3690f Added conditional assembly and macros lost parents: 56 diff changeset	810 if (!v1)
035b95a3690f Added conditional assembly and macros lost parents: 56 diff changeset	811 {
035b95a3690f Added conditional assembly and macros lost parents: 56 diff changeset	812 as -> skipcond = 1;
035b95a3690f Added conditional assembly and macros lost parents: 56 diff changeset	813 as -> skipcount = 1;
0 57495da01900 Initial checking of LWASM lost parents: diff changeset	814 }
57495da01900 Initial checking of LWASM lost parents: diff changeset	815 }
57 035b95a3690f Added conditional assembly and macros lost parents: 56 diff changeset	816
104 2ba8f9ef1417 Added ifdef/ifndef conditionals lost parents: 103 diff changeset	817 OPFUNC(pseudo_ifdef)
2ba8f9ef1417 Added ifdef/ifndef conditionals lost parents: 103 diff changeset	818 {
2ba8f9ef1417 Added ifdef/ifndef conditionals lost parents: 103 diff changeset	819 lwasm_symbol_ent_t *se;
2ba8f9ef1417 Added ifdef/ifndef conditionals lost parents: 103 diff changeset	820 char *sym;
2ba8f9ef1417 Added ifdef/ifndef conditionals lost parents: 103 diff changeset	821 char *p2;
2ba8f9ef1417 Added ifdef/ifndef conditionals lost parents: 103 diff changeset	822
2ba8f9ef1417 Added ifdef/ifndef conditionals lost parents: 103 diff changeset	823 if (as -> skipcond && !(as -> skipmacro))
2ba8f9ef1417 Added ifdef/ifndef conditionals lost parents: 103 diff changeset	824 {
2ba8f9ef1417 Added ifdef/ifndef conditionals lost parents: 103 diff changeset	825 as -> skipcount++;
236 a58f49a77441 Added os9 target, pragma to control whether $ localizes a symbol, and fixed some condition nesting bugs lost parents: 235 diff changeset	826 skip_operand(p);
104 2ba8f9ef1417 Added ifdef/ifndef conditionals lost parents: 103 diff changeset	827 return;
2ba8f9ef1417 Added ifdef/ifndef conditionals lost parents: 103 diff changeset	828 }
2ba8f9ef1417 Added ifdef/ifndef conditionals lost parents: 103 diff changeset	829
2ba8f9ef1417 Added ifdef/ifndef conditionals lost parents: 103 diff changeset	830 if (as -> passnum != 1)
2ba8f9ef1417 Added ifdef/ifndef conditionals lost parents: 103 diff changeset	831 {
229 59a138df0401 Fixed additional parsing problems with pseudo ops lost parents: 225 diff changeset	832 skip_operand(p);
104 2ba8f9ef1417 Added ifdef/ifndef conditionals lost parents: 103 diff changeset	833 if (!(l -> fsize))
2ba8f9ef1417 Added ifdef/ifndef conditionals lost parents: 103 diff changeset	834 {
2ba8f9ef1417 Added ifdef/ifndef conditionals lost parents: 103 diff changeset	835 as -> skipcond = 1;
2ba8f9ef1417 Added ifdef/ifndef conditionals lost parents: 103 diff changeset	836 as -> skipcount = 1;
2ba8f9ef1417 Added ifdef/ifndef conditionals lost parents: 103 diff changeset	837 }
2ba8f9ef1417 Added ifdef/ifndef conditionals lost parents: 103 diff changeset	838 return;
2ba8f9ef1417 Added ifdef/ifndef conditionals lost parents: 103 diff changeset	839 }
2ba8f9ef1417 Added ifdef/ifndef conditionals lost parents: 103 diff changeset	840
2ba8f9ef1417 Added ifdef/ifndef conditionals lost parents: 103 diff changeset	841 if (!**p)
2ba8f9ef1417 Added ifdef/ifndef conditionals lost parents: 103 diff changeset	842 {
2ba8f9ef1417 Added ifdef/ifndef conditionals lost parents: 103 diff changeset	843 register_error(as, l, 1, "Need symbol name");
2ba8f9ef1417 Added ifdef/ifndef conditionals lost parents: 103 diff changeset	844 return;
2ba8f9ef1417 Added ifdef/ifndef conditionals lost parents: 103 diff changeset	845 }
2ba8f9ef1417 Added ifdef/ifndef conditionals lost parents: 103 diff changeset	846
236 a58f49a77441 Added os9 target, pragma to control whether $ localizes a symbol, and fixed some condition nesting bugs lost parents: 235 diff changeset	847 for (p2 = p; p && !isspace(p); (p)++)
104 2ba8f9ef1417 Added ifdef/ifndef conditionals lost parents: 103 diff changeset	848 /* do nothing */ ;
2ba8f9ef1417 Added ifdef/ifndef conditionals lost parents: 103 diff changeset	849
236 a58f49a77441 Added os9 target, pragma to control whether $ localizes a symbol, and fixed some condition nesting bugs lost parents: 235 diff changeset	850 sym = lwasm_alloc(*p - p2 + 1);
a58f49a77441 Added os9 target, pragma to control whether $ localizes a symbol, and fixed some condition nesting bugs lost parents: 235 diff changeset	851 memcpy(sym, p2, *p - p2);
a58f49a77441 Added os9 target, pragma to control whether $ localizes a symbol, and fixed some condition nesting bugs lost parents: 235 diff changeset	852 sym[*p - p2] = '\0';
104 2ba8f9ef1417 Added ifdef/ifndef conditionals lost parents: 103 diff changeset	853
236 a58f49a77441 Added os9 target, pragma to control whether $ localizes a symbol, and fixed some condition nesting bugs lost parents: 235 diff changeset	854 // fprintf(stderr, "STUFF: %s; '%s'; '%s' (%d)\n", p2, *p, sym, as -> passnum);
104 2ba8f9ef1417 Added ifdef/ifndef conditionals lost parents: 103 diff changeset	855 se = lwasm_find_symbol(as, sym, l -> context);
2ba8f9ef1417 Added ifdef/ifndef conditionals lost parents: 103 diff changeset	856 if (!se)
2ba8f9ef1417 Added ifdef/ifndef conditionals lost parents: 103 diff changeset	857 se = lwasm_find_symbol(as, sym, -1);
2ba8f9ef1417 Added ifdef/ifndef conditionals lost parents: 103 diff changeset	858
2ba8f9ef1417 Added ifdef/ifndef conditionals lost parents: 103 diff changeset	859 lwasm_free(sym);
2ba8f9ef1417 Added ifdef/ifndef conditionals lost parents: 103 diff changeset	860
2ba8f9ef1417 Added ifdef/ifndef conditionals lost parents: 103 diff changeset	861 if (!se)
2ba8f9ef1417 Added ifdef/ifndef conditionals lost parents: 103 diff changeset	862 {
2ba8f9ef1417 Added ifdef/ifndef conditionals lost parents: 103 diff changeset	863 as -> skipcond = 1;
2ba8f9ef1417 Added ifdef/ifndef conditionals lost parents: 103 diff changeset	864 as -> skipcount = 1;
2ba8f9ef1417 Added ifdef/ifndef conditionals lost parents: 103 diff changeset	865 l -> fsize = 0;
2ba8f9ef1417 Added ifdef/ifndef conditionals lost parents: 103 diff changeset	866 }
2ba8f9ef1417 Added ifdef/ifndef conditionals lost parents: 103 diff changeset	867 else
2ba8f9ef1417 Added ifdef/ifndef conditionals lost parents: 103 diff changeset	868 {
2ba8f9ef1417 Added ifdef/ifndef conditionals lost parents: 103 diff changeset	869 l -> fsize = 1;
2ba8f9ef1417 Added ifdef/ifndef conditionals lost parents: 103 diff changeset	870 }
2ba8f9ef1417 Added ifdef/ifndef conditionals lost parents: 103 diff changeset	871 }
2ba8f9ef1417 Added ifdef/ifndef conditionals lost parents: 103 diff changeset	872
2ba8f9ef1417 Added ifdef/ifndef conditionals lost parents: 103 diff changeset	873 OPFUNC(pseudo_ifndef)
2ba8f9ef1417 Added ifdef/ifndef conditionals lost parents: 103 diff changeset	874 {
2ba8f9ef1417 Added ifdef/ifndef conditionals lost parents: 103 diff changeset	875 lwasm_symbol_ent_t *se;
2ba8f9ef1417 Added ifdef/ifndef conditionals lost parents: 103 diff changeset	876 char *sym;
2ba8f9ef1417 Added ifdef/ifndef conditionals lost parents: 103 diff changeset	877 char *p2;
236 a58f49a77441 Added os9 target, pragma to control whether $ localizes a symbol, and fixed some condition nesting bugs lost parents: 235 diff changeset	878
104 2ba8f9ef1417 Added ifdef/ifndef conditionals lost parents: 103 diff changeset	879 if (as -> skipcond && !(as -> skipmacro))
2ba8f9ef1417 Added ifdef/ifndef conditionals lost parents: 103 diff changeset	880 {
2ba8f9ef1417 Added ifdef/ifndef conditionals lost parents: 103 diff changeset	881 as -> skipcount++;
236 a58f49a77441 Added os9 target, pragma to control whether $ localizes a symbol, and fixed some condition nesting bugs lost parents: 235 diff changeset	882 skip_operand(p);
104 2ba8f9ef1417 Added ifdef/ifndef conditionals lost parents: 103 diff changeset	883 return;
2ba8f9ef1417 Added ifdef/ifndef conditionals lost parents: 103 diff changeset	884 }
2ba8f9ef1417 Added ifdef/ifndef conditionals lost parents: 103 diff changeset	885
2ba8f9ef1417 Added ifdef/ifndef conditionals lost parents: 103 diff changeset	886 if (as -> passnum != 1)
2ba8f9ef1417 Added ifdef/ifndef conditionals lost parents: 103 diff changeset	887 {
229 59a138df0401 Fixed additional parsing problems with pseudo ops lost parents: 225 diff changeset	888 skip_operand(p);
104 2ba8f9ef1417 Added ifdef/ifndef conditionals lost parents: 103 diff changeset	889 if (l -> fsize)
2ba8f9ef1417 Added ifdef/ifndef conditionals lost parents: 103 diff changeset	890 {
2ba8f9ef1417 Added ifdef/ifndef conditionals lost parents: 103 diff changeset	891 as -> skipcond = 1;
2ba8f9ef1417 Added ifdef/ifndef conditionals lost parents: 103 diff changeset	892 as -> skipcount = 1;
2ba8f9ef1417 Added ifdef/ifndef conditionals lost parents: 103 diff changeset	893 }
2ba8f9ef1417 Added ifdef/ifndef conditionals lost parents: 103 diff changeset	894 return;
2ba8f9ef1417 Added ifdef/ifndef conditionals lost parents: 103 diff changeset	895 }
2ba8f9ef1417 Added ifdef/ifndef conditionals lost parents: 103 diff changeset	896
2ba8f9ef1417 Added ifdef/ifndef conditionals lost parents: 103 diff changeset	897 if (!**p)
2ba8f9ef1417 Added ifdef/ifndef conditionals lost parents: 103 diff changeset	898 {
2ba8f9ef1417 Added ifdef/ifndef conditionals lost parents: 103 diff changeset	899 register_error(as, l, 1, "Need symbol name");
2ba8f9ef1417 Added ifdef/ifndef conditionals lost parents: 103 diff changeset	900 return;
2ba8f9ef1417 Added ifdef/ifndef conditionals lost parents: 103 diff changeset	901 }
2ba8f9ef1417 Added ifdef/ifndef conditionals lost parents: 103 diff changeset	902
2ba8f9ef1417 Added ifdef/ifndef conditionals lost parents: 103 diff changeset	903 for (p2 = p; p2 && !isspace(*p2); p2++)
2ba8f9ef1417 Added ifdef/ifndef conditionals lost parents: 103 diff changeset	904 /* do nothing */ ;
2ba8f9ef1417 Added ifdef/ifndef conditionals lost parents: 103 diff changeset	905
2ba8f9ef1417 Added ifdef/ifndef conditionals lost parents: 103 diff changeset	906 sym = lwasm_alloc(p2 - *p + 1);
2ba8f9ef1417 Added ifdef/ifndef conditionals lost parents: 103 diff changeset	907 memcpy(sym, p, p2 - p);
2ba8f9ef1417 Added ifdef/ifndef conditionals lost parents: 103 diff changeset	908 sym[p2 - *p] = '\0';
2ba8f9ef1417 Added ifdef/ifndef conditionals lost parents: 103 diff changeset	909
2ba8f9ef1417 Added ifdef/ifndef conditionals lost parents: 103 diff changeset	910 *p = p2;
2ba8f9ef1417 Added ifdef/ifndef conditionals lost parents: 103 diff changeset	911
236 a58f49a77441 Added os9 target, pragma to control whether $ localizes a symbol, and fixed some condition nesting bugs lost parents: 235 diff changeset	912 // fprintf(stderr, "STUFF2: %s; '%s'; '%s' (%d)\n", *p, p2, sym, as -> passnum);
104 2ba8f9ef1417 Added ifdef/ifndef conditionals lost parents: 103 diff changeset	913 se = lwasm_find_symbol(as, sym, l -> context);
2ba8f9ef1417 Added ifdef/ifndef conditionals lost parents: 103 diff changeset	914 if (!se)
2ba8f9ef1417 Added ifdef/ifndef conditionals lost parents: 103 diff changeset	915 se = lwasm_find_symbol(as, sym, -1);
2ba8f9ef1417 Added ifdef/ifndef conditionals lost parents: 103 diff changeset	916
2ba8f9ef1417 Added ifdef/ifndef conditionals lost parents: 103 diff changeset	917 lwasm_free(sym);
2ba8f9ef1417 Added ifdef/ifndef conditionals lost parents: 103 diff changeset	918
2ba8f9ef1417 Added ifdef/ifndef conditionals lost parents: 103 diff changeset	919 if (se)
2ba8f9ef1417 Added ifdef/ifndef conditionals lost parents: 103 diff changeset	920 {
2ba8f9ef1417 Added ifdef/ifndef conditionals lost parents: 103 diff changeset	921 as -> skipcond = 1;
2ba8f9ef1417 Added ifdef/ifndef conditionals lost parents: 103 diff changeset	922 as -> skipcount = 1;
2ba8f9ef1417 Added ifdef/ifndef conditionals lost parents: 103 diff changeset	923 l -> fsize = 0;
2ba8f9ef1417 Added ifdef/ifndef conditionals lost parents: 103 diff changeset	924 }
2ba8f9ef1417 Added ifdef/ifndef conditionals lost parents: 103 diff changeset	925 else
2ba8f9ef1417 Added ifdef/ifndef conditionals lost parents: 103 diff changeset	926 {
2ba8f9ef1417 Added ifdef/ifndef conditionals lost parents: 103 diff changeset	927 l -> fsize = 1;
2ba8f9ef1417 Added ifdef/ifndef conditionals lost parents: 103 diff changeset	928 }
2ba8f9ef1417 Added ifdef/ifndef conditionals lost parents: 103 diff changeset	929 }
2ba8f9ef1417 Added ifdef/ifndef conditionals lost parents: 103 diff changeset	930
236 a58f49a77441 Added os9 target, pragma to control whether $ localizes a symbol, and fixed some condition nesting bugs lost parents: 235 diff changeset	931 OPFUNC(pseudo_ifp1)
a58f49a77441 Added os9 target, pragma to control whether $ localizes a symbol, and fixed some condition nesting bugs lost parents: 235 diff changeset	932 {
a58f49a77441 Added os9 target, pragma to control whether $ localizes a symbol, and fixed some condition nesting bugs lost parents: 235 diff changeset	933 if (as -> skipcond && !(as -> skipmacro))
a58f49a77441 Added os9 target, pragma to control whether $ localizes a symbol, and fixed some condition nesting bugs lost parents: 235 diff changeset	934 {
a58f49a77441 Added os9 target, pragma to control whether $ localizes a symbol, and fixed some condition nesting bugs lost parents: 235 diff changeset	935 as -> skipcount++;
a58f49a77441 Added os9 target, pragma to control whether $ localizes a symbol, and fixed some condition nesting bugs lost parents: 235 diff changeset	936 skip_operand(p);
a58f49a77441 Added os9 target, pragma to control whether $ localizes a symbol, and fixed some condition nesting bugs lost parents: 235 diff changeset	937 return;
a58f49a77441 Added os9 target, pragma to control whether $ localizes a symbol, and fixed some condition nesting bugs lost parents: 235 diff changeset	938 }
a58f49a77441 Added os9 target, pragma to control whether $ localizes a symbol, and fixed some condition nesting bugs lost parents: 235 diff changeset	939
a58f49a77441 Added os9 target, pragma to control whether $ localizes a symbol, and fixed some condition nesting bugs lost parents: 235 diff changeset	940 if (as -> passnum != 1)
a58f49a77441 Added os9 target, pragma to control whether $ localizes a symbol, and fixed some condition nesting bugs lost parents: 235 diff changeset	941 {
a58f49a77441 Added os9 target, pragma to control whether $ localizes a symbol, and fixed some condition nesting bugs lost parents: 235 diff changeset	942 as -> skipcond = 1;
a58f49a77441 Added os9 target, pragma to control whether $ localizes a symbol, and fixed some condition nesting bugs lost parents: 235 diff changeset	943 as -> skipcount = 1;
a58f49a77441 Added os9 target, pragma to control whether $ localizes a symbol, and fixed some condition nesting bugs lost parents: 235 diff changeset	944 }
a58f49a77441 Added os9 target, pragma to control whether $ localizes a symbol, and fixed some condition nesting bugs lost parents: 235 diff changeset	945 }
a58f49a77441 Added os9 target, pragma to control whether $ localizes a symbol, and fixed some condition nesting bugs lost parents: 235 diff changeset	946
a58f49a77441 Added os9 target, pragma to control whether $ localizes a symbol, and fixed some condition nesting bugs lost parents: 235 diff changeset	947 OPFUNC(pseudo_ifp2)
a58f49a77441 Added os9 target, pragma to control whether $ localizes a symbol, and fixed some condition nesting bugs lost parents: 235 diff changeset	948 {
a58f49a77441 Added os9 target, pragma to control whether $ localizes a symbol, and fixed some condition nesting bugs lost parents: 235 diff changeset	949 if (as -> skipcond && !(as -> skipmacro))
a58f49a77441 Added os9 target, pragma to control whether $ localizes a symbol, and fixed some condition nesting bugs lost parents: 235 diff changeset	950 {
a58f49a77441 Added os9 target, pragma to control whether $ localizes a symbol, and fixed some condition nesting bugs lost parents: 235 diff changeset	951 as -> skipcount++;
a58f49a77441 Added os9 target, pragma to control whether $ localizes a symbol, and fixed some condition nesting bugs lost parents: 235 diff changeset	952 skip_operand(p);
a58f49a77441 Added os9 target, pragma to control whether $ localizes a symbol, and fixed some condition nesting bugs lost parents: 235 diff changeset	953 return;
a58f49a77441 Added os9 target, pragma to control whether $ localizes a symbol, and fixed some condition nesting bugs lost parents: 235 diff changeset	954 }
a58f49a77441 Added os9 target, pragma to control whether $ localizes a symbol, and fixed some condition nesting bugs lost parents: 235 diff changeset	955
a58f49a77441 Added os9 target, pragma to control whether $ localizes a symbol, and fixed some condition nesting bugs lost parents: 235 diff changeset	956 if (as -> passnum != 2)
a58f49a77441 Added os9 target, pragma to control whether $ localizes a symbol, and fixed some condition nesting bugs lost parents: 235 diff changeset	957 {
a58f49a77441 Added os9 target, pragma to control whether $ localizes a symbol, and fixed some condition nesting bugs lost parents: 235 diff changeset	958 as -> skipcond = 1;
a58f49a77441 Added os9 target, pragma to control whether $ localizes a symbol, and fixed some condition nesting bugs lost parents: 235 diff changeset	959 as -> skipcount = 1;
a58f49a77441 Added os9 target, pragma to control whether $ localizes a symbol, and fixed some condition nesting bugs lost parents: 235 diff changeset	960 }
a58f49a77441 Added os9 target, pragma to control whether $ localizes a symbol, and fixed some condition nesting bugs lost parents: 235 diff changeset	961 }
a58f49a77441 Added os9 target, pragma to control whether $ localizes a symbol, and fixed some condition nesting bugs lost parents: 235 diff changeset	962
57 035b95a3690f Added conditional assembly and macros lost parents: 56 diff changeset	963 OPFUNC(pseudo_ifeq)
0 57495da01900 Initial checking of LWASM lost parents: diff changeset	964 {
57495da01900 Initial checking of LWASM lost parents: diff changeset	965 int v1;
57495da01900 Initial checking of LWASM lost parents: diff changeset	966 int rval;
57 035b95a3690f Added conditional assembly and macros lost parents: 56 diff changeset	967
035b95a3690f Added conditional assembly and macros lost parents: 56 diff changeset	968 if (as -> skipcond && !(as -> skipmacro))
0 57495da01900 Initial checking of LWASM lost parents: diff changeset	969 {
57 035b95a3690f Added conditional assembly and macros lost parents: 56 diff changeset	970 as -> skipcount++;
236 a58f49a77441 Added os9 target, pragma to control whether $ localizes a symbol, and fixed some condition nesting bugs lost parents: 235 diff changeset	971 skip_operand(p);
57 035b95a3690f Added conditional assembly and macros lost parents: 56 diff changeset	972 return;
0 57495da01900 Initial checking of LWASM lost parents: diff changeset	973 }
57 035b95a3690f Added conditional assembly and macros lost parents: 56 diff changeset	974
103 26c058fa0bc1 Fixed up some issues with pseudo ops and object target lost parents: 99 diff changeset	975 rval = lwasm_expr_result2(as, l, p, EXPR_SECTCONST \| EXPR_PASS1CONST, &v1, 0);
79 d0ce3f5f6797 Checkpointing deployment of non-constant expression handling lost parents: 78 diff changeset	976 if (rval != 0)
57 035b95a3690f Added conditional assembly and macros lost parents: 56 diff changeset	977 return;
035b95a3690f Added conditional assembly and macros lost parents: 56 diff changeset	978 if (v1)
0 57495da01900 Initial checking of LWASM lost parents: diff changeset	979 {
57 035b95a3690f Added conditional assembly and macros lost parents: 56 diff changeset	980 as -> skipcond = 1;
035b95a3690f Added conditional assembly and macros lost parents: 56 diff changeset	981 as -> skipcount = 1;
0 57495da01900 Initial checking of LWASM lost parents: diff changeset	982 }
57495da01900 Initial checking of LWASM lost parents: diff changeset	983 }
57 035b95a3690f Added conditional assembly and macros lost parents: 56 diff changeset	984
035b95a3690f Added conditional assembly and macros lost parents: 56 diff changeset	985 OPFUNC(pseudo_iflt)
0 57495da01900 Initial checking of LWASM lost parents: diff changeset	986 {
57495da01900 Initial checking of LWASM lost parents: diff changeset	987 int v1;
57495da01900 Initial checking of LWASM lost parents: diff changeset	988 int rval;
57 035b95a3690f Added conditional assembly and macros lost parents: 56 diff changeset	989
035b95a3690f Added conditional assembly and macros lost parents: 56 diff changeset	990 if (as -> skipcond && !(as -> skipmacro))
0 57495da01900 Initial checking of LWASM lost parents: diff changeset	991 {
57 035b95a3690f Added conditional assembly and macros lost parents: 56 diff changeset	992 as -> skipcount++;
236 a58f49a77441 Added os9 target, pragma to control whether $ localizes a symbol, and fixed some condition nesting bugs lost parents: 235 diff changeset	993 skip_operand(p);
57 035b95a3690f Added conditional assembly and macros lost parents: 56 diff changeset	994 return;
0 57495da01900 Initial checking of LWASM lost parents: diff changeset	995 }
57 035b95a3690f Added conditional assembly and macros lost parents: 56 diff changeset	996
103 26c058fa0bc1 Fixed up some issues with pseudo ops and object target lost parents: 99 diff changeset	997 rval = lwasm_expr_result2(as, l, p, EXPR_SECTCONST \| EXPR_PASS1CONST, &v1, 0);
79 d0ce3f5f6797 Checkpointing deployment of non-constant expression handling lost parents: 78 diff changeset	998 if (rval != 0)
57 035b95a3690f Added conditional assembly and macros lost parents: 56 diff changeset	999 return;
035b95a3690f Added conditional assembly and macros lost parents: 56 diff changeset	1000 if (v1 >= 0)
0 57495da01900 Initial checking of LWASM lost parents: diff changeset	1001 {
57 035b95a3690f Added conditional assembly and macros lost parents: 56 diff changeset	1002 as -> skipcond = 1;
035b95a3690f Added conditional assembly and macros lost parents: 56 diff changeset	1003 as -> skipcount = 1;
0 57495da01900 Initial checking of LWASM lost parents: diff changeset	1004 }
57495da01900 Initial checking of LWASM lost parents: diff changeset	1005 }
57 035b95a3690f Added conditional assembly and macros lost parents: 56 diff changeset	1006
035b95a3690f Added conditional assembly and macros lost parents: 56 diff changeset	1007 OPFUNC(pseudo_ifle)
0 57495da01900 Initial checking of LWASM lost parents: diff changeset	1008 {
57495da01900 Initial checking of LWASM lost parents: diff changeset	1009 int v1;
57495da01900 Initial checking of LWASM lost parents: diff changeset	1010 int rval;
57 035b95a3690f Added conditional assembly and macros lost parents: 56 diff changeset	1011
035b95a3690f Added conditional assembly and macros lost parents: 56 diff changeset	1012 if (as -> skipcond && !(as -> skipmacro))
0 57495da01900 Initial checking of LWASM lost parents: diff changeset	1013 {
57 035b95a3690f Added conditional assembly and macros lost parents: 56 diff changeset	1014 as -> skipcount++;
236 a58f49a77441 Added os9 target, pragma to control whether $ localizes a symbol, and fixed some condition nesting bugs lost parents: 235 diff changeset	1015 skip_operand(p);
57 035b95a3690f Added conditional assembly and macros lost parents: 56 diff changeset	1016 return;
0 57495da01900 Initial checking of LWASM lost parents: diff changeset	1017 }
57 035b95a3690f Added conditional assembly and macros lost parents: 56 diff changeset	1018
103 26c058fa0bc1 Fixed up some issues with pseudo ops and object target lost parents: 99 diff changeset	1019 rval = lwasm_expr_result2(as, l, p, EXPR_SECTCONST \| EXPR_PASS1CONST, &v1, 0);
79 d0ce3f5f6797 Checkpointing deployment of non-constant expression handling lost parents: 78 diff changeset	1020 if (rval != 0)
57 035b95a3690f Added conditional assembly and macros lost parents: 56 diff changeset	1021 return;
035b95a3690f Added conditional assembly and macros lost parents: 56 diff changeset	1022 if (v1 > 0)
0 57495da01900 Initial checking of LWASM lost parents: diff changeset	1023 {
57 035b95a3690f Added conditional assembly and macros lost parents: 56 diff changeset	1024 as -> skipcond = 1;
035b95a3690f Added conditional assembly and macros lost parents: 56 diff changeset	1025 as -> skipcount = 1;
0 57495da01900 Initial checking of LWASM lost parents: diff changeset	1026 }
57495da01900 Initial checking of LWASM lost parents: diff changeset	1027 }
57 035b95a3690f Added conditional assembly and macros lost parents: 56 diff changeset	1028
035b95a3690f Added conditional assembly and macros lost parents: 56 diff changeset	1029 OPFUNC(pseudo_ifgt)
0 57495da01900 Initial checking of LWASM lost parents: diff changeset	1030 {
57495da01900 Initial checking of LWASM lost parents: diff changeset	1031 int v1;
57495da01900 Initial checking of LWASM lost parents: diff changeset	1032 int rval;
57 035b95a3690f Added conditional assembly and macros lost parents: 56 diff changeset	1033
035b95a3690f Added conditional assembly and macros lost parents: 56 diff changeset	1034 if (as -> skipcond && !(as -> skipmacro))
0 57495da01900 Initial checking of LWASM lost parents: diff changeset	1035 {
57 035b95a3690f Added conditional assembly and macros lost parents: 56 diff changeset	1036 as -> skipcount++;
236 a58f49a77441 Added os9 target, pragma to control whether $ localizes a symbol, and fixed some condition nesting bugs lost parents: 235 diff changeset	1037 skip_operand(p);
57 035b95a3690f Added conditional assembly and macros lost parents: 56 diff changeset	1038 return;
0 57495da01900 Initial checking of LWASM lost parents: diff changeset	1039 }
57 035b95a3690f Added conditional assembly and macros lost parents: 56 diff changeset	1040
103 26c058fa0bc1 Fixed up some issues with pseudo ops and object target lost parents: 99 diff changeset	1041 rval = lwasm_expr_result2(as, l, p, EXPR_SECTCONST \| EXPR_PASS1CONST, &v1, 0);
79 d0ce3f5f6797 Checkpointing deployment of non-constant expression handling lost parents: 78 diff changeset	1042 if (rval != 0)
57 035b95a3690f Added conditional assembly and macros lost parents: 56 diff changeset	1043 return;
035b95a3690f Added conditional assembly and macros lost parents: 56 diff changeset	1044 if (v1 <= 0)
0 57495da01900 Initial checking of LWASM lost parents: diff changeset	1045 {
57 035b95a3690f Added conditional assembly and macros lost parents: 56 diff changeset	1046 as -> skipcond = 1;
035b95a3690f Added conditional assembly and macros lost parents: 56 diff changeset	1047 as -> skipcount = 1;
0 57495da01900 Initial checking of LWASM lost parents: diff changeset	1048 }
57495da01900 Initial checking of LWASM lost parents: diff changeset	1049 }
57 035b95a3690f Added conditional assembly and macros lost parents: 56 diff changeset	1050
035b95a3690f Added conditional assembly and macros lost parents: 56 diff changeset	1051 OPFUNC(pseudo_ifge)
0 57495da01900 Initial checking of LWASM lost parents: diff changeset	1052 {
57495da01900 Initial checking of LWASM lost parents: diff changeset	1053 int v1;
57495da01900 Initial checking of LWASM lost parents: diff changeset	1054 int rval;
57 035b95a3690f Added conditional assembly and macros lost parents: 56 diff changeset	1055
035b95a3690f Added conditional assembly and macros lost parents: 56 diff changeset	1056 if (as -> skipcond && !(as -> skipmacro))
0 57495da01900 Initial checking of LWASM lost parents: diff changeset	1057 {
57 035b95a3690f Added conditional assembly and macros lost parents: 56 diff changeset	1058 as -> skipcount++;
236 a58f49a77441 Added os9 target, pragma to control whether $ localizes a symbol, and fixed some condition nesting bugs lost parents: 235 diff changeset	1059 skip_operand(p);
57 035b95a3690f Added conditional assembly and macros lost parents: 56 diff changeset	1060 return;
0 57495da01900 Initial checking of LWASM lost parents: diff changeset	1061 }
57 035b95a3690f Added conditional assembly and macros lost parents: 56 diff changeset	1062
103 26c058fa0bc1 Fixed up some issues with pseudo ops and object target lost parents: 99 diff changeset	1063 rval = lwasm_expr_result2(as, l, p, EXPR_SECTCONST \| EXPR_PASS1CONST, &v1, 0);
79 d0ce3f5f6797 Checkpointing deployment of non-constant expression handling lost parents: 78 diff changeset	1064 if (rval != 0)
57 035b95a3690f Added conditional assembly and macros lost parents: 56 diff changeset	1065 return;
035b95a3690f Added conditional assembly and macros lost parents: 56 diff changeset	1066 if (v1 < 0)
0 57495da01900 Initial checking of LWASM lost parents: diff changeset	1067 {
57 035b95a3690f Added conditional assembly and macros lost parents: 56 diff changeset	1068 as -> skipcond = 1;
035b95a3690f Added conditional assembly and macros lost parents: 56 diff changeset	1069 as -> skipcount = 1;
0 57495da01900 Initial checking of LWASM lost parents: diff changeset	1070 }
57495da01900 Initial checking of LWASM lost parents: diff changeset	1071 }
57495da01900 Initial checking of LWASM lost parents: diff changeset	1072
56 55260a178667 Added from f* pseudo ops lost parents: 54 diff changeset	1073 OPFUNC(pseudo_error)
0 57495da01900 Initial checking of LWASM lost parents: diff changeset	1074 {
56 55260a178667 Added from f* pseudo ops lost parents: 54 diff changeset	1075 register_error(as, l, 1, "User error: %s", *p);
0 57495da01900 Initial checking of LWASM lost parents: diff changeset	1076 }
56 55260a178667 Added from f* pseudo ops lost parents: 54 diff changeset	1077
74 c8c772ef5df9 Checkpointing object target implementation lost parents: 65 diff changeset	1078
c8c772ef5df9 Checkpointing object target implementation lost parents: 65 diff changeset	1079 OPFUNC(pseudo_section)
c8c772ef5df9 Checkpointing object target implementation lost parents: 65 diff changeset	1080 {
c8c772ef5df9 Checkpointing object target implementation lost parents: 65 diff changeset	1081 sectiontab_t *s;
c8c772ef5df9 Checkpointing object target implementation lost parents: 65 diff changeset	1082 char *p2;
c8c772ef5df9 Checkpointing object target implementation lost parents: 65 diff changeset	1083 char *sn;
c8c772ef5df9 Checkpointing object target implementation lost parents: 65 diff changeset	1084 char *opts;
c8c772ef5df9 Checkpointing object target implementation lost parents: 65 diff changeset	1085
99 3dcb12a6f4ff Fixed problem handling sections with options on pass 2 lost parents: 95 diff changeset	1086
74 c8c772ef5df9 Checkpointing object target implementation lost parents: 65 diff changeset	1087 if (as -> outformat != OUTPUT_OBJ)
c8c772ef5df9 Checkpointing object target implementation lost parents: 65 diff changeset	1088 {
c8c772ef5df9 Checkpointing object target implementation lost parents: 65 diff changeset	1089 register_error(as, l, 1, "Sections only supported for obj target");
c8c772ef5df9 Checkpointing object target implementation lost parents: 65 diff changeset	1090 return;
c8c772ef5df9 Checkpointing object target implementation lost parents: 65 diff changeset	1091 }
c8c772ef5df9 Checkpointing object target implementation lost parents: 65 diff changeset	1092
c8c772ef5df9 Checkpointing object target implementation lost parents: 65 diff changeset	1093 if (as -> csect)
c8c772ef5df9 Checkpointing object target implementation lost parents: 65 diff changeset	1094 {
c8c772ef5df9 Checkpointing object target implementation lost parents: 65 diff changeset	1095 as -> csect -> offset = as -> addr;
c8c772ef5df9 Checkpointing object target implementation lost parents: 65 diff changeset	1096 as -> csect = NULL;
c8c772ef5df9 Checkpointing object target implementation lost parents: 65 diff changeset	1097 }
c8c772ef5df9 Checkpointing object target implementation lost parents: 65 diff changeset	1098
c8c772ef5df9 Checkpointing object target implementation lost parents: 65 diff changeset	1099 if (!**p)
c8c772ef5df9 Checkpointing object target implementation lost parents: 65 diff changeset	1100 {
c8c772ef5df9 Checkpointing object target implementation lost parents: 65 diff changeset	1101 register_error(as, l, 1, "Need section name");
c8c772ef5df9 Checkpointing object target implementation lost parents: 65 diff changeset	1102 return;
c8c772ef5df9 Checkpointing object target implementation lost parents: 65 diff changeset	1103 }
c8c772ef5df9 Checkpointing object target implementation lost parents: 65 diff changeset	1104
c8c772ef5df9 Checkpointing object target implementation lost parents: 65 diff changeset	1105 for (p2 = p; p2 && !isspace(*p2); p2++)
c8c772ef5df9 Checkpointing object target implementation lost parents: 65 diff changeset	1106 /* do nothing */ ;
c8c772ef5df9 Checkpointing object target implementation lost parents: 65 diff changeset	1107
c8c772ef5df9 Checkpointing object target implementation lost parents: 65 diff changeset	1108 sn = lwasm_alloc(p2 - *p + 1);
c8c772ef5df9 Checkpointing object target implementation lost parents: 65 diff changeset	1109 memcpy(sn, p, p2 - p);
c8c772ef5df9 Checkpointing object target implementation lost parents: 65 diff changeset	1110 sn[p2 - *p] = '\0';
c8c772ef5df9 Checkpointing object target implementation lost parents: 65 diff changeset	1111
c8c772ef5df9 Checkpointing object target implementation lost parents: 65 diff changeset	1112 *p = p2;
c8c772ef5df9 Checkpointing object target implementation lost parents: 65 diff changeset	1113
c8c772ef5df9 Checkpointing object target implementation lost parents: 65 diff changeset	1114 opts = strchr(sn, ',');
c8c772ef5df9 Checkpointing object target implementation lost parents: 65 diff changeset	1115 if (opts)
c8c772ef5df9 Checkpointing object target implementation lost parents: 65 diff changeset	1116 {
c8c772ef5df9 Checkpointing object target implementation lost parents: 65 diff changeset	1117 *opts++ = '\0';
c8c772ef5df9 Checkpointing object target implementation lost parents: 65 diff changeset	1118 }
c8c772ef5df9 Checkpointing object target implementation lost parents: 65 diff changeset	1119
c8c772ef5df9 Checkpointing object target implementation lost parents: 65 diff changeset	1120 // have we seen the section name already?
c8c772ef5df9 Checkpointing object target implementation lost parents: 65 diff changeset	1121 for (s = as -> sections; s; s = s -> next)
c8c772ef5df9 Checkpointing object target implementation lost parents: 65 diff changeset	1122 {
c8c772ef5df9 Checkpointing object target implementation lost parents: 65 diff changeset	1123 if (!strcmp(s -> name, sn))
c8c772ef5df9 Checkpointing object target implementation lost parents: 65 diff changeset	1124 break;
c8c772ef5df9 Checkpointing object target implementation lost parents: 65 diff changeset	1125 }
c8c772ef5df9 Checkpointing object target implementation lost parents: 65 diff changeset	1126
99 3dcb12a6f4ff Fixed problem handling sections with options on pass 2 lost parents: 95 diff changeset	1127 if (s && as -> passnum == 1)
74 c8c772ef5df9 Checkpointing object target implementation lost parents: 65 diff changeset	1128 {
c8c772ef5df9 Checkpointing object target implementation lost parents: 65 diff changeset	1129 lwasm_free(sn);
c8c772ef5df9 Checkpointing object target implementation lost parents: 65 diff changeset	1130 if (opts)
c8c772ef5df9 Checkpointing object target implementation lost parents: 65 diff changeset	1131 {
c8c772ef5df9 Checkpointing object target implementation lost parents: 65 diff changeset	1132 register_error(as, l, 1, "Section options can only be specified the first time");
c8c772ef5df9 Checkpointing object target implementation lost parents: 65 diff changeset	1133 return;
c8c772ef5df9 Checkpointing object target implementation lost parents: 65 diff changeset	1134 }
c8c772ef5df9 Checkpointing object target implementation lost parents: 65 diff changeset	1135 }
c8c772ef5df9 Checkpointing object target implementation lost parents: 65 diff changeset	1136 else if (!s)
c8c772ef5df9 Checkpointing object target implementation lost parents: 65 diff changeset	1137 {
c8c772ef5df9 Checkpointing object target implementation lost parents: 65 diff changeset	1138 s = lwasm_alloc(sizeof(sectiontab_t));
c8c772ef5df9 Checkpointing object target implementation lost parents: 65 diff changeset	1139 s -> name = sn;
c8c772ef5df9 Checkpointing object target implementation lost parents: 65 diff changeset	1140 s -> offset = 0;
c8c772ef5df9 Checkpointing object target implementation lost parents: 65 diff changeset	1141 s -> flags = 0;
85 918be0c02239 Started adding object target output lost parents: 82 diff changeset	1142 s -> obytes = NULL;
918be0c02239 Started adding object target output lost parents: 82 diff changeset	1143 s -> oblen = 0;
918be0c02239 Started adding object target output lost parents: 82 diff changeset	1144 s -> obsize = 0;
86 033a328a10ae Checkpoint: object target output lost parents: 85 diff changeset	1145 s -> rl = NULL;
90 6097cb1486f8 Added EXPORT pseudo op lost parents: 86 diff changeset	1146 s -> exports = NULL;
160 b061350c17e4 Added cescapes pragma and a few other compatibility pseudo ops lost parents: 158 diff changeset	1147 // if name of section is "bss" or ".bss", assume bss flag
b061350c17e4 Added cescapes pragma and a few other compatibility pseudo ops lost parents: 158 diff changeset	1148 // which can be overridden with !bss flag
b061350c17e4 Added cescapes pragma and a few other compatibility pseudo ops lost parents: 158 diff changeset	1149 if (!strcasecmp(sn, "bss") \|\| !strcasecmp(sn, ".bss"))
b061350c17e4 Added cescapes pragma and a few other compatibility pseudo ops lost parents: 158 diff changeset	1150 s -> flags = SECTION_BSS;
74 c8c772ef5df9 Checkpointing object target implementation lost parents: 65 diff changeset	1151 // parse options; only one "bss"
c8c772ef5df9 Checkpointing object target implementation lost parents: 65 diff changeset	1152 if (opts && as -> passnum == 1)
c8c772ef5df9 Checkpointing object target implementation lost parents: 65 diff changeset	1153 {
c8c772ef5df9 Checkpointing object target implementation lost parents: 65 diff changeset	1154 if (!strcasecmp(opts, "bss"))
c8c772ef5df9 Checkpointing object target implementation lost parents: 65 diff changeset	1155 {
160 b061350c17e4 Added cescapes pragma and a few other compatibility pseudo ops lost parents: 158 diff changeset	1156 s -> flags \|= SECTION_BSS;
b061350c17e4 Added cescapes pragma and a few other compatibility pseudo ops lost parents: 158 diff changeset	1157 }
b061350c17e4 Added cescapes pragma and a few other compatibility pseudo ops lost parents: 158 diff changeset	1158 else if (!strcasecmp(opts, "!bss"))
b061350c17e4 Added cescapes pragma and a few other compatibility pseudo ops lost parents: 158 diff changeset	1159 {
b061350c17e4 Added cescapes pragma and a few other compatibility pseudo ops lost parents: 158 diff changeset	1160 s -> flags &= ~SECTION_BSS;
74 c8c772ef5df9 Checkpointing object target implementation lost parents: 65 diff changeset	1161 }
c8c772ef5df9 Checkpointing object target implementation lost parents: 65 diff changeset	1162 else
c8c772ef5df9 Checkpointing object target implementation lost parents: 65 diff changeset	1163 {
c8c772ef5df9 Checkpointing object target implementation lost parents: 65 diff changeset	1164 register_error(as, l, 1, "Unrecognized section option '%s'", opts);
c8c772ef5df9 Checkpointing object target implementation lost parents: 65 diff changeset	1165 lwasm_free(s -> name);
c8c772ef5df9 Checkpointing object target implementation lost parents: 65 diff changeset	1166 lwasm_free(s);
c8c772ef5df9 Checkpointing object target implementation lost parents: 65 diff changeset	1167 return;
c8c772ef5df9 Checkpointing object target implementation lost parents: 65 diff changeset	1168 }
c8c772ef5df9 Checkpointing object target implementation lost parents: 65 diff changeset	1169 }
c8c772ef5df9 Checkpointing object target implementation lost parents: 65 diff changeset	1170
c8c772ef5df9 Checkpointing object target implementation lost parents: 65 diff changeset	1171 s -> next = as -> sections;
c8c772ef5df9 Checkpointing object target implementation lost parents: 65 diff changeset	1172 as -> sections = s;
c8c772ef5df9 Checkpointing object target implementation lost parents: 65 diff changeset	1173 }
c8c772ef5df9 Checkpointing object target implementation lost parents: 65 diff changeset	1174 as -> addr = s -> offset;
c8c772ef5df9 Checkpointing object target implementation lost parents: 65 diff changeset	1175 as -> csect = s;
c8c772ef5df9 Checkpointing object target implementation lost parents: 65 diff changeset	1176 as -> context = lwasm_next_context(as);
c8c772ef5df9 Checkpointing object target implementation lost parents: 65 diff changeset	1177 }
c8c772ef5df9 Checkpointing object target implementation lost parents: 65 diff changeset	1178
c8c772ef5df9 Checkpointing object target implementation lost parents: 65 diff changeset	1179 OPFUNC(pseudo_endsection)
c8c772ef5df9 Checkpointing object target implementation lost parents: 65 diff changeset	1180 {
c8c772ef5df9 Checkpointing object target implementation lost parents: 65 diff changeset	1181 if (as -> outformat != OUTPUT_OBJ)
c8c772ef5df9 Checkpointing object target implementation lost parents: 65 diff changeset	1182 {
c8c772ef5df9 Checkpointing object target implementation lost parents: 65 diff changeset	1183 register_error(as, l, 1, "Sections only supported for obj target");
c8c772ef5df9 Checkpointing object target implementation lost parents: 65 diff changeset	1184 return;
c8c772ef5df9 Checkpointing object target implementation lost parents: 65 diff changeset	1185 }
c8c772ef5df9 Checkpointing object target implementation lost parents: 65 diff changeset	1186
c8c772ef5df9 Checkpointing object target implementation lost parents: 65 diff changeset	1187 if (!(as -> csect))
c8c772ef5df9 Checkpointing object target implementation lost parents: 65 diff changeset	1188 {
c8c772ef5df9 Checkpointing object target implementation lost parents: 65 diff changeset	1189 register_error(as, l, 1, "ENDSECTION when not in a section");
c8c772ef5df9 Checkpointing object target implementation lost parents: 65 diff changeset	1190 return;
c8c772ef5df9 Checkpointing object target implementation lost parents: 65 diff changeset	1191 }
c8c772ef5df9 Checkpointing object target implementation lost parents: 65 diff changeset	1192
c8c772ef5df9 Checkpointing object target implementation lost parents: 65 diff changeset	1193 as -> csect -> offset = as -> addr;
c8c772ef5df9 Checkpointing object target implementation lost parents: 65 diff changeset	1194 as -> addr = 0;
c8c772ef5df9 Checkpointing object target implementation lost parents: 65 diff changeset	1195 as -> csect = 0;
c8c772ef5df9 Checkpointing object target implementation lost parents: 65 diff changeset	1196 as -> context = lwasm_next_context(as);
229 59a138df0401 Fixed additional parsing problems with pseudo ops lost parents: 225 diff changeset	1197 skip_operand(p);
74 c8c772ef5df9 Checkpointing object target implementation lost parents: 65 diff changeset	1198 }
82 03be43ae19cf Added EXTERN directive lost parents: 79 diff changeset	1199
03be43ae19cf Added EXTERN directive lost parents: 79 diff changeset	1200 OPFUNC(pseudo_extern)
03be43ae19cf Added EXTERN directive lost parents: 79 diff changeset	1201 {
03be43ae19cf Added EXTERN directive lost parents: 79 diff changeset	1202 if (as -> passnum != 1)
03be43ae19cf Added EXTERN directive lost parents: 79 diff changeset	1203 return;
03be43ae19cf Added EXTERN directive lost parents: 79 diff changeset	1204
03be43ae19cf Added EXTERN directive lost parents: 79 diff changeset	1205 if (as -> outformat != OUTPUT_OBJ)
03be43ae19cf Added EXTERN directive lost parents: 79 diff changeset	1206 {
03be43ae19cf Added EXTERN directive lost parents: 79 diff changeset	1207 register_error(as, l, 1, "External references only supported for obj target");
03be43ae19cf Added EXTERN directive lost parents: 79 diff changeset	1208 return;
03be43ae19cf Added EXTERN directive lost parents: 79 diff changeset	1209 }
03be43ae19cf Added EXTERN directive lost parents: 79 diff changeset	1210
03be43ae19cf Added EXTERN directive lost parents: 79 diff changeset	1211 if (as -> csect)
03be43ae19cf Added EXTERN directive lost parents: 79 diff changeset	1212 {
03be43ae19cf Added EXTERN directive lost parents: 79 diff changeset	1213 register_error(as, l, 1, "Cannot declare external symbols within a section");
03be43ae19cf Added EXTERN directive lost parents: 79 diff changeset	1214 return;
03be43ae19cf Added EXTERN directive lost parents: 79 diff changeset	1215 }
03be43ae19cf Added EXTERN directive lost parents: 79 diff changeset	1216
221 271c0ef9ea60 Fixed segfault in import/extern pseudo op lost parents: 212 diff changeset	1217 if (l -> sym)
271c0ef9ea60 Fixed segfault in import/extern pseudo op lost parents: 212 diff changeset	1218 {
271c0ef9ea60 Fixed segfault in import/extern pseudo op lost parents: 212 diff changeset	1219 lwasm_register_symbol(as, l, l -> sym, 0, SYMBOL_EXTERN);
229 59a138df0401 Fixed additional parsing problems with pseudo ops lost parents: 225 diff changeset	1220 for ( ; *p; (p)++) ;
221 271c0ef9ea60 Fixed segfault in import/extern pseudo op lost parents: 212 diff changeset	1221 return;
271c0ef9ea60 Fixed segfault in import/extern pseudo op lost parents: 212 diff changeset	1222 }
271c0ef9ea60 Fixed segfault in import/extern pseudo op lost parents: 212 diff changeset	1223
271c0ef9ea60 Fixed segfault in import/extern pseudo op lost parents: 212 diff changeset	1224 while (**p)
271c0ef9ea60 Fixed segfault in import/extern pseudo op lost parents: 212 diff changeset	1225 {
271c0ef9ea60 Fixed segfault in import/extern pseudo op lost parents: 212 diff changeset	1226 char sym2, sym3;
271c0ef9ea60 Fixed segfault in import/extern pseudo op lost parents: 212 diff changeset	1227 for (sym2 = p; p && !isspace(p) && p != ','; (p)++)
271c0ef9ea60 Fixed segfault in import/extern pseudo op lost parents: 212 diff changeset	1228 /* do nothing */ ;
271c0ef9ea60 Fixed segfault in import/extern pseudo op lost parents: 212 diff changeset	1229
271c0ef9ea60 Fixed segfault in import/extern pseudo op lost parents: 212 diff changeset	1230 if (l -> sym)
271c0ef9ea60 Fixed segfault in import/extern pseudo op lost parents: 212 diff changeset	1231 lwasm_free(l -> sym);
271c0ef9ea60 Fixed segfault in import/extern pseudo op lost parents: 212 diff changeset	1232
271c0ef9ea60 Fixed segfault in import/extern pseudo op lost parents: 212 diff changeset	1233 sym3 = lwasm_alloc(*p - sym2 + 1);
271c0ef9ea60 Fixed segfault in import/extern pseudo op lost parents: 212 diff changeset	1234 memcpy(sym3, sym2, *p - sym2);
271c0ef9ea60 Fixed segfault in import/extern pseudo op lost parents: 212 diff changeset	1235 sym3[*p - sym2] = '\0';
271c0ef9ea60 Fixed segfault in import/extern pseudo op lost parents: 212 diff changeset	1236
271c0ef9ea60 Fixed segfault in import/extern pseudo op lost parents: 212 diff changeset	1237 l -> sym = sym3;
271c0ef9ea60 Fixed segfault in import/extern pseudo op lost parents: 212 diff changeset	1238 debug_message(2, "import symbol: '%s'", sym3);
271c0ef9ea60 Fixed segfault in import/extern pseudo op lost parents: 212 diff changeset	1239 lwasm_register_symbol(as, l, l -> sym, 0, SYMBOL_EXTERN);
271c0ef9ea60 Fixed segfault in import/extern pseudo op lost parents: 212 diff changeset	1240 if (p && (p != ','))
271c0ef9ea60 Fixed segfault in import/extern pseudo op lost parents: 212 diff changeset	1241 {
271c0ef9ea60 Fixed segfault in import/extern pseudo op lost parents: 212 diff changeset	1242 register_error(as, l, 1, "Bad import list");
271c0ef9ea60 Fixed segfault in import/extern pseudo op lost parents: 212 diff changeset	1243 return;
271c0ef9ea60 Fixed segfault in import/extern pseudo op lost parents: 212 diff changeset	1244 }
271c0ef9ea60 Fixed segfault in import/extern pseudo op lost parents: 212 diff changeset	1245 if (**p == ',')
271c0ef9ea60 Fixed segfault in import/extern pseudo op lost parents: 212 diff changeset	1246 (*p)++;
271c0ef9ea60 Fixed segfault in import/extern pseudo op lost parents: 212 diff changeset	1247 }
271c0ef9ea60 Fixed segfault in import/extern pseudo op lost parents: 212 diff changeset	1248 if (!(l -> sym))
271c0ef9ea60 Fixed segfault in import/extern pseudo op lost parents: 212 diff changeset	1249 register_error(as, l, 1, "Bad import list");
82 03be43ae19cf Added EXTERN directive lost parents: 79 diff changeset	1250 }
90 6097cb1486f8 Added EXPORT pseudo op lost parents: 86 diff changeset	1251
243 f9f01a499525 Added zero-width external references lost parents: 241 diff changeset	1252 OPFUNC(pseudo_extdep)
f9f01a499525 Added zero-width external references lost parents: 241 diff changeset	1253 {
f9f01a499525 Added zero-width external references lost parents: 241 diff changeset	1254 if (as -> passnum != 1)
f9f01a499525 Added zero-width external references lost parents: 241 diff changeset	1255 return;
f9f01a499525 Added zero-width external references lost parents: 241 diff changeset	1256
f9f01a499525 Added zero-width external references lost parents: 241 diff changeset	1257 if (as -> outformat != OUTPUT_OBJ)
f9f01a499525 Added zero-width external references lost parents: 241 diff changeset	1258 {
f9f01a499525 Added zero-width external references lost parents: 241 diff changeset	1259 register_error(as, l, 1, "External references only supported for obj target");
f9f01a499525 Added zero-width external references lost parents: 241 diff changeset	1260 return;
f9f01a499525 Added zero-width external references lost parents: 241 diff changeset	1261 }
f9f01a499525 Added zero-width external references lost parents: 241 diff changeset	1262
f9f01a499525 Added zero-width external references lost parents: 241 diff changeset	1263 if (l -> sym)
f9f01a499525 Added zero-width external references lost parents: 241 diff changeset	1264 {
f9f01a499525 Added zero-width external references lost parents: 241 diff changeset	1265 // add symbol to the "ext dep" list
f9f01a499525 Added zero-width external references lost parents: 241 diff changeset	1266 as -> extdeps = lwasm_realloc(as -> extdeps, sizeof(char ) (as -> nextdeps + 1));
f9f01a499525 Added zero-width external references lost parents: 241 diff changeset	1267 as -> extdeps[as -> nextdeps++] = lwasm_strdup(l -> sym);
f9f01a499525 Added zero-width external references lost parents: 241 diff changeset	1268 return;
f9f01a499525 Added zero-width external references lost parents: 241 diff changeset	1269 }
f9f01a499525 Added zero-width external references lost parents: 241 diff changeset	1270 }
f9f01a499525 Added zero-width external references lost parents: 241 diff changeset	1271
90 6097cb1486f8 Added EXPORT pseudo op lost parents: 86 diff changeset	1272 OPFUNC(pseudo_export)
6097cb1486f8 Added EXPORT pseudo op lost parents: 86 diff changeset	1273 {
6097cb1486f8 Added EXPORT pseudo op lost parents: 86 diff changeset	1274 lwasm_symbol_ent_t *se;
6097cb1486f8 Added EXPORT pseudo op lost parents: 86 diff changeset	1275 export_list_t *ex;
158 f0527dc3804d Added support for .globl <sym>, .area <section>, .word, .byte, .blkb, and a .module directive that does nothing lost parents: 151 diff changeset	1276 char sym2, sym3;
192 bfd0fb0a85c2 Allow exporting multiple symbols on a single directive lost parents: 190 diff changeset	1277 int after = 0;
158 f0527dc3804d Added support for .globl <sym>, .area <section>, .word, .byte, .blkb, and a .module directive that does nothing lost parents: 151 diff changeset	1278
90 6097cb1486f8 Added EXPORT pseudo op lost parents: 86 diff changeset	1279 if (as -> outformat != OUTPUT_OBJ)
6097cb1486f8 Added EXPORT pseudo op lost parents: 86 diff changeset	1280 {
6097cb1486f8 Added EXPORT pseudo op lost parents: 86 diff changeset	1281 register_error(as, l, 1, "Symbol exports only supported for obj target");
6097cb1486f8 Added EXPORT pseudo op lost parents: 86 diff changeset	1282 return;
6097cb1486f8 Added EXPORT pseudo op lost parents: 86 diff changeset	1283 }
158 f0527dc3804d Added support for .globl <sym>, .area <section>, .word, .byte, .blkb, and a .module directive that does nothing lost parents: 151 diff changeset	1284
90 6097cb1486f8 Added EXPORT pseudo op lost parents: 86 diff changeset	1285 if (as -> passnum == 1)
229 59a138df0401 Fixed additional parsing problems with pseudo ops lost parents: 225 diff changeset	1286 {
59a138df0401 Fixed additional parsing problems with pseudo ops lost parents: 225 diff changeset	1287 skip_operand(p);
90 6097cb1486f8 Added EXPORT pseudo op lost parents: 86 diff changeset	1288 return;
229 59a138df0401 Fixed additional parsing problems with pseudo ops lost parents: 225 diff changeset	1289 }
59a138df0401 Fixed additional parsing problems with pseudo ops lost parents: 225 diff changeset	1290
59a138df0401 Fixed additional parsing problems with pseudo ops lost parents: 225 diff changeset	1291 if (l -> sym)
59a138df0401 Fixed additional parsing problems with pseudo ops lost parents: 225 diff changeset	1292 {
59a138df0401 Fixed additional parsing problems with pseudo ops lost parents: 225 diff changeset	1293 for ( ; *p; (p)++) ;
59a138df0401 Fixed additional parsing problems with pseudo ops lost parents: 225 diff changeset	1294 }
90 6097cb1486f8 Added EXPORT pseudo op lost parents: 86 diff changeset	1295
192 bfd0fb0a85c2 Allow exporting multiple symbols on a single directive lost parents: 190 diff changeset	1296 again:
bfd0fb0a85c2 Allow exporting multiple symbols on a single directive lost parents: 190 diff changeset	1297 if (!(l -> sym) \|\| after == 1)
158 f0527dc3804d Added support for .globl <sym>, .area <section>, .word, .byte, .blkb, and a .module directive that does nothing lost parents: 151 diff changeset	1298 {
192 bfd0fb0a85c2 Allow exporting multiple symbols on a single directive lost parents: 190 diff changeset	1299
bfd0fb0a85c2 Allow exporting multiple symbols on a single directive lost parents: 190 diff changeset	1300 after = 1;
158 f0527dc3804d Added support for .globl <sym>, .area <section>, .word, .byte, .blkb, and a .module directive that does nothing lost parents: 151 diff changeset	1301 // look for symbol after op
f0527dc3804d Added support for .globl <sym>, .area <section>, .word, .byte, .blkb, and a .module directive that does nothing lost parents: 151 diff changeset	1302 if (**p)
f0527dc3804d Added support for .globl <sym>, .area <section>, .word, .byte, .blkb, and a .module directive that does nothing lost parents: 151 diff changeset	1303 {
192 bfd0fb0a85c2 Allow exporting multiple symbols on a single directive lost parents: 190 diff changeset	1304 for (sym2 = p; p && !isspace(p) && p != ','; (p)++)
162 02ada556bcc0 Fixed stupid error with for loop lost parents: 160 diff changeset	1305 /* do nothing */ ;
192 bfd0fb0a85c2 Allow exporting multiple symbols on a single directive lost parents: 190 diff changeset	1306
bfd0fb0a85c2 Allow exporting multiple symbols on a single directive lost parents: 190 diff changeset	1307 debug_message(2, "export expression: %s", sym2);
bfd0fb0a85c2 Allow exporting multiple symbols on a single directive lost parents: 190 diff changeset	1308 if (l -> sym)
bfd0fb0a85c2 Allow exporting multiple symbols on a single directive lost parents: 190 diff changeset	1309 lwasm_free(l -> sym);
158 f0527dc3804d Added support for .globl <sym>, .area <section>, .word, .byte, .blkb, and a .module directive that does nothing lost parents: 151 diff changeset	1310 sym3 = lwasm_alloc(*p - sym2 + 1);
f0527dc3804d Added support for .globl <sym>, .area <section>, .word, .byte, .blkb, and a .module directive that does nothing lost parents: 151 diff changeset	1311 memcpy(sym3, sym2, *p - sym2);
f0527dc3804d Added support for .globl <sym>, .area <section>, .word, .byte, .blkb, and a .module directive that does nothing lost parents: 151 diff changeset	1312 sym3[*p - sym2] = '\0';
f0527dc3804d Added support for .globl <sym>, .area <section>, .word, .byte, .blkb, and a .module directive that does nothing lost parents: 151 diff changeset	1313
f0527dc3804d Added support for .globl <sym>, .area <section>, .word, .byte, .blkb, and a .module directive that does nothing lost parents: 151 diff changeset	1314 l -> sym = sym3;
192 bfd0fb0a85c2 Allow exporting multiple symbols on a single directive lost parents: 190 diff changeset	1315 debug_message(2, "export symbol: '%s'", sym3);
158 f0527dc3804d Added support for .globl <sym>, .area <section>, .word, .byte, .blkb, and a .module directive that does nothing lost parents: 151 diff changeset	1316 }
f0527dc3804d Added support for .globl <sym>, .area <section>, .word, .byte, .blkb, and a .module directive that does nothing lost parents: 151 diff changeset	1317 }
f0527dc3804d Added support for .globl <sym>, .area <section>, .word, .byte, .blkb, and a .module directive that does nothing lost parents: 151 diff changeset	1318 if (!(l -> sym))
f0527dc3804d Added support for .globl <sym>, .area <section>, .word, .byte, .blkb, and a .module directive that does nothing lost parents: 151 diff changeset	1319 {
f0527dc3804d Added support for .globl <sym>, .area <section>, .word, .byte, .blkb, and a .module directive that does nothing lost parents: 151 diff changeset	1320 register_error(as, l, 2, "No symbol");
f0527dc3804d Added support for .globl <sym>, .area <section>, .word, .byte, .blkb, and a .module directive that does nothing lost parents: 151 diff changeset	1321 return;
f0527dc3804d Added support for .globl <sym>, .area <section>, .word, .byte, .blkb, and a .module directive that does nothing lost parents: 151 diff changeset	1322 }
f0527dc3804d Added support for .globl <sym>, .area <section>, .word, .byte, .blkb, and a .module directive that does nothing lost parents: 151 diff changeset	1323
f0527dc3804d Added support for .globl <sym>, .area <section>, .word, .byte, .blkb, and a .module directive that does nothing lost parents: 151 diff changeset	1324
90 6097cb1486f8 Added EXPORT pseudo op lost parents: 86 diff changeset	1325 // the symbol better be defined at this point (pass 2)
6097cb1486f8 Added EXPORT pseudo op lost parents: 86 diff changeset	1326 // local symbols cannot be exported nor can "global" symbols
6097cb1486f8 Added EXPORT pseudo op lost parents: 86 diff changeset	1327 se = lwasm_find_symbol(as, l -> sym, -1);
202 1a75121c3c3f Yet again try to get importing undefined exports working lost parents: 201 diff changeset	1328 if ((!se \|\| (se -> flags & SYMBOL_EXTERN)) && (as -> pragmas & PRAGMA_IMPORTUNDEFEXPORT))
198 6ddc861a07d4 Allow export to import undefined symbols lost parents: 192 diff changeset	1329 {
201 7824f94c5786 take 2: importing undefined exports lost parents: 199 diff changeset	1330 void *p;
7824f94c5786 take 2: importing undefined exports lost parents: 199 diff changeset	1331 p = as -> csect;
7824f94c5786 take 2: importing undefined exports lost parents: 199 diff changeset	1332 as -> csect = NULL;
198 6ddc861a07d4 Allow export to import undefined symbols lost parents: 192 diff changeset	1333 lwasm_register_symbol(as, l, l -> sym, 0, SYMBOL_EXTERN);
201 7824f94c5786 take 2: importing undefined exports lost parents: 199 diff changeset	1334 as -> csect = p;
198 6ddc861a07d4 Allow export to import undefined symbols lost parents: 192 diff changeset	1335 }
199 188037f0397c Allow export to import undefined symbols lost parents: 198 diff changeset	1336 else
90 6097cb1486f8 Added EXPORT pseudo op lost parents: 86 diff changeset	1337 {
201 7824f94c5786 take 2: importing undefined exports lost parents: 199 diff changeset	1338 if (!se)
199 188037f0397c Allow export to import undefined symbols lost parents: 198 diff changeset	1339 {
188037f0397c Allow export to import undefined symbols lost parents: 198 diff changeset	1340 register_error(as, l, 2, "Exported symbols must be fully defined within a section");
188037f0397c Allow export to import undefined symbols lost parents: 198 diff changeset	1341 return;
188037f0397c Allow export to import undefined symbols lost parents: 198 diff changeset	1342 }
188037f0397c Allow export to import undefined symbols lost parents: 198 diff changeset	1343 if (se -> sect == NULL)
188037f0397c Allow export to import undefined symbols lost parents: 198 diff changeset	1344 {
188037f0397c Allow export to import undefined symbols lost parents: 198 diff changeset	1345 register_error(as, l, 2, "Only non-local symbols within a section can be exported");
188037f0397c Allow export to import undefined symbols lost parents: 198 diff changeset	1346 return;
188037f0397c Allow export to import undefined symbols lost parents: 198 diff changeset	1347 }
90 6097cb1486f8 Added EXPORT pseudo op lost parents: 86 diff changeset	1348
199 188037f0397c Allow export to import undefined symbols lost parents: 198 diff changeset	1349 if (se -> flags & SYMBOL_SET)
188037f0397c Allow export to import undefined symbols lost parents: 198 diff changeset	1350 {
188037f0397c Allow export to import undefined symbols lost parents: 198 diff changeset	1351 register_error(as, l, 2, "You cannot export symbols defined with SET");
188037f0397c Allow export to import undefined symbols lost parents: 198 diff changeset	1352 return;
188037f0397c Allow export to import undefined symbols lost parents: 198 diff changeset	1353 }
90 6097cb1486f8 Added EXPORT pseudo op lost parents: 86 diff changeset	1354
199 188037f0397c Allow export to import undefined symbols lost parents: 198 diff changeset	1355 // if the symbol is not already a simple value, re-evaluate it
188037f0397c Allow export to import undefined symbols lost parents: 198 diff changeset	1356 // and see if it becomes simple
90 6097cb1486f8 Added EXPORT pseudo op lost parents: 86 diff changeset	1357
6097cb1486f8 Added EXPORT pseudo op lost parents: 86 diff changeset	1358
199 188037f0397c Allow export to import undefined symbols lost parents: 198 diff changeset	1359 if (se -> flags & SYMBOL_COMPLEX)
188037f0397c Allow export to import undefined symbols lost parents: 198 diff changeset	1360 {
188037f0397c Allow export to import undefined symbols lost parents: 198 diff changeset	1361 register_error(as, l, 2, "Exported symbols must be fully resolved on pass 2");
188037f0397c Allow export to import undefined symbols lost parents: 198 diff changeset	1362 return;
188037f0397c Allow export to import undefined symbols lost parents: 198 diff changeset	1363 }
90 6097cb1486f8 Added EXPORT pseudo op lost parents: 86 diff changeset	1364
199 188037f0397c Allow export to import undefined symbols lost parents: 198 diff changeset	1365 // search for existing export
188037f0397c Allow export to import undefined symbols lost parents: 198 diff changeset	1366 for (ex = se -> sect -> exports; ex; ex = ex -> next)
188037f0397c Allow export to import undefined symbols lost parents: 198 diff changeset	1367 if (!strcmp(l -> sym, ex -> sym))
188037f0397c Allow export to import undefined symbols lost parents: 198 diff changeset	1368 break;
188037f0397c Allow export to import undefined symbols lost parents: 198 diff changeset	1369 if (ex)
188037f0397c Allow export to import undefined symbols lost parents: 198 diff changeset	1370 {
188037f0397c Allow export to import undefined symbols lost parents: 198 diff changeset	1371 register_error(as, l, 2, "Symbol %s already exported", l -> sym);
188037f0397c Allow export to import undefined symbols lost parents: 198 diff changeset	1372 return;
188037f0397c Allow export to import undefined symbols lost parents: 198 diff changeset	1373 }
188037f0397c Allow export to import undefined symbols lost parents: 198 diff changeset	1374
188037f0397c Allow export to import undefined symbols lost parents: 198 diff changeset	1375 // add an external reference
188037f0397c Allow export to import undefined symbols lost parents: 198 diff changeset	1376 ex = lwasm_alloc(sizeof(export_list_t));
188037f0397c Allow export to import undefined symbols lost parents: 198 diff changeset	1377 ex -> next = se -> sect -> exports;
188037f0397c Allow export to import undefined symbols lost parents: 198 diff changeset	1378 se -> sect -> exports = ex;
188037f0397c Allow export to import undefined symbols lost parents: 198 diff changeset	1379 ex -> offset = se -> value;
188037f0397c Allow export to import undefined symbols lost parents: 198 diff changeset	1380 ex -> sym = lwasm_strdup(se -> sym);
90 6097cb1486f8 Added EXPORT pseudo op lost parents: 86 diff changeset	1381 }
202 1a75121c3c3f Yet again try to get importing undefined exports working lost parents: 201 diff changeset	1382 next:
192 bfd0fb0a85c2 Allow exporting multiple symbols on a single directive lost parents: 190 diff changeset	1383 if (after == 1)
bfd0fb0a85c2 Allow exporting multiple symbols on a single directive lost parents: 190 diff changeset	1384 {
bfd0fb0a85c2 Allow exporting multiple symbols on a single directive lost parents: 190 diff changeset	1385 if (**p == ',')
bfd0fb0a85c2 Allow exporting multiple symbols on a single directive lost parents: 190 diff changeset	1386 {
bfd0fb0a85c2 Allow exporting multiple symbols on a single directive lost parents: 190 diff changeset	1387 debug_message(2, "Export another symbol: %s", *p);
bfd0fb0a85c2 Allow exporting multiple symbols on a single directive lost parents: 190 diff changeset	1388 (*p)++;
bfd0fb0a85c2 Allow exporting multiple symbols on a single directive lost parents: 190 diff changeset	1389 for ( ; p && isspace(p); (*p)++)
bfd0fb0a85c2 Allow exporting multiple symbols on a single directive lost parents: 190 diff changeset	1390 /* do nothing */ ;
bfd0fb0a85c2 Allow exporting multiple symbols on a single directive lost parents: 190 diff changeset	1391 goto again;
bfd0fb0a85c2 Allow exporting multiple symbols on a single directive lost parents: 190 diff changeset	1392 }
bfd0fb0a85c2 Allow exporting multiple symbols on a single directive lost parents: 190 diff changeset	1393 }
90 6097cb1486f8 Added EXPORT pseudo op lost parents: 86 diff changeset	1394 }

Mercurial > hg-old > index.cgi

annotate lwasm/pseudo.c @ 265:68fbca173508 2.6