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| author | Fariborz Jahanian <fjahanian@apple.com> | 2005-09-26 17:42:16 +0000 |
|---|---|---|
| committer | Fariborz Jahanian <fjahanian@gcc.gnu.org> | 2005-09-26 17:42:16 +0000 |
| commit | b166bfd2241797cb20f6c830b7350ab42b850ad6 (patch) | |
| tree | 26e7739449595d7a46c04b8fcbcd2f9bc8455ef0 /gcc/combine.c | |
| parent | bd0ffa878a0c0e5dc727795f5580d9a2e01b5671 (diff) | |
| download | gcc-b166bfd2241797cb20f6c830b7350ab42b850ad6.zip gcc-b166bfd2241797cb20f6c830b7350ab42b850ad6.tar.gz gcc-b166bfd2241797cb20f6c830b7350ab42b850ad6.tar.bz2 | |
Check for valid use of subreg.
Oked by Richard Henderson.
From-SVN: r104649
Diffstat (limited to 'gcc/combine.c')
| -rw-r--r-- | gcc/combine.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/gcc/combine.c b/gcc/combine.c index 57f490d..4ab0f18 100644 --- a/gcc/combine.c +++ b/gcc/combine.c @@ -6314,7 +6314,7 @@ make_extraction (enum machine_mode mode, rtx inner, HOST_WIDE_INT pos, /* Avoid creating invalid subregs, for example when simplifying (x>>32)&255. */ - if (final_word >= GET_MODE_SIZE (inner_mode)) + if (!validate_subreg (tmode, inner_mode, inner, final_word)) return NULL_RTX; new = gen_rtx_SUBREG (tmode, inner, final_word); |