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| author | Paolo Bonzini <bonzini@gnu.org> | 2009-08-14 12:14:04 +0000 |
|---|---|---|
| committer | Paolo Bonzini <bonzini@gcc.gnu.org> | 2009-08-14 12:14:04 +0000 |
| commit | 371015a84ab10d45cc9fe24116688e702e03506b (patch) | |
| tree | 0d386091edd3e271b4afa6d1ccafcfc0d3048e46 /gcc | |
| parent | 94aca67aaf3c0e615ca0ddbac528662fcdd9bb2a (diff) | |
| download | gcc-371015a84ab10d45cc9fe24116688e702e03506b.zip gcc-371015a84ab10d45cc9fe24116688e702e03506b.tar.gz gcc-371015a84ab10d45cc9fe24116688e702e03506b.tar.bz2 | |
re PR target/40934 (ICE in get_hard_regnum, at reg-stack.c:741)
2009-08-14 Paolo Bonzini <bonzini@gnu.org>
PR target/40934
* config/i386/i386.c (ix86_fp_comparison_strategy):
Only enable/disable sahf at function granularity.
gcc/testsuite:
2009-08-14 Paolo Bonzini <bonzini@gnu.org>
PR target/40934
* gcc.target/i386/pr40934.c: New.
From-SVN: r150754
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/ChangeLog | 6 | ||||
| -rw-r--r-- | gcc/config/i386/i386.c | 2 | ||||
| -rw-r--r-- | gcc/testsuite/ChangeLog | 5 | ||||
| -rw-r--r-- | gcc/testsuite/gcc.target/i386/pr40934.c | 15 |
4 files changed, 27 insertions, 1 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 0862182..5e51aea 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,9 @@ +2009-08-14 Paolo Bonzini <bonzini@gnu.org> + + PR target/40934 + * config/i386/i386.c (ix86_fp_comparison_strategy): + Only enable/disable sahf at function granularity. + 2009-08-14 Hans-Peter Nilsson <hp@axis.com> PR rtl-optimization/41064 diff --git a/gcc/config/i386/i386.c b/gcc/config/i386/i386.c index acb7753..8b73fca 100644 --- a/gcc/config/i386/i386.c +++ b/gcc/config/i386/i386.c @@ -14594,7 +14594,7 @@ ix86_fp_comparison_strategy (enum rtx_code code ATTRIBUTE_UNUSED) if (TARGET_CMOVE) return IX86_FPCMP_COMI; - if (TARGET_SAHF && (TARGET_USE_SAHF || optimize_insn_for_size_p ())) + if (TARGET_SAHF && (TARGET_USE_SAHF || optimize_function_for_size_p (cfun))) return IX86_FPCMP_SAHF; return IX86_FPCMP_ARITH; diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog index db94b62..e6864f5 100644 --- a/gcc/testsuite/ChangeLog +++ b/gcc/testsuite/ChangeLog @@ -1,3 +1,8 @@ +2009-08-14 Paolo Bonzini <bonzini@gnu.org> + + PR target/40934 + * gcc.target/i386/pr40934.c: New. + 2009-08-14 Uros Bizjak <ubizjak@gmail.com> PR target/41019 diff --git a/gcc/testsuite/gcc.target/i386/pr40934.c b/gcc/testsuite/gcc.target/i386/pr40934.c new file mode 100644 index 0000000..41f46f8 --- /dev/null +++ b/gcc/testsuite/gcc.target/i386/pr40934.c @@ -0,0 +1,15 @@ +/* { dg-do compile } */ +/* { dg-require-effective-target ilp32 } */ +/* { dg-options "-O2 -march=i586 -ffast-math" } */ + +extern double host_frametime; +extern float pitchvel; +V_DriftPitch (float delta, float move) +{ + if (!delta) + move = host_frametime; + if (delta > 0) + ; + else if (delta < 0 && move > -delta) + pitchvel = 0; +} |