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changeset 438:f18cc0c87a7e
Make 32 bit compares work better in gcc6809.
A patch to the gcc patch in lwtools. This makes 32 bit compares work a bit
better.
| author | Brett Gordon <beretta42@gmail.com> |
|---|---|
| date | Tue, 15 Aug 2017 20:48:40 -0600 |
| parents | c84dd1265376 |
| children | ff4b6095ee72 |
| files | extra/gcc6809lw-4.6.4-6.patch |
| diffstat | 1 files changed, 3 insertions(+), 1 deletions(-) [+] |
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--- a/extra/gcc6809lw-4.6.4-6.patch Sun Apr 09 00:15:25 2017 -0600 +++ b/extra/gcc6809lw-4.6.4-6.patch Tue Aug 15 20:48:40 2017 -0600 @@ -763,7 +763,7 @@ diff -urN gcc-4.6.4-clean/gcc/config/m6809/m6809.c gcc-4.6.4/gcc/config/m6809/m6809.c --- gcc-4.6.4-clean/gcc/config/m6809/m6809.c 1969-12-31 17:00:00.000000000 -0700 +++ gcc-4.6.4/gcc/config/m6809/m6809.c 2015-07-20 22:11:37.726714746 -0600 -@@ -0,0 +1,3023 @@ +@@ -0,0 +1,3025 @@ +/*------------------------------------------------------------------- + FILE: m6809.c +-------------------------------------------------------------------*/ @@ -1257,6 +1257,7 @@ + if (REG_P (SET_DEST (exp)) && src_code == MEM) { + cc_status.value1 = SET_SRC (exp); + cc_status.value2 = SET_DEST (exp); ++ cc_status.flags |= CC_NO_OVERFLOW; + return; + } + @@ -1264,6 +1265,7 @@ + if (dst_code == MEM && REG_P (SET_SRC (exp))) { + cc_status.value1 = SET_SRC (exp); + cc_status.value2 = SET_DEST (exp); ++ cc_status.flags |= CC_NO_OVERFLOW; + return; + } +