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author | kan <kan@FreeBSD.org> | 2007-08-14 03:04:42 +0000 |
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committer | kan <kan@FreeBSD.org> | 2007-08-14 03:04:42 +0000 |
commit | e2c3cc81d7b61b33dac7f34a4b2b8f142f1769c5 (patch) | |
tree | 334e75b18983b8ad03a6aca858b24881e459bc42 /contrib/gcc/function.c | |
parent | 3cae63863eacd38993fa9e33009b556f3c3877bd (diff) | |
download | FreeBSD-src-e2c3cc81d7b61b33dac7f34a4b2b8f142f1769c5.zip FreeBSD-src-e2c3cc81d7b61b33dac7f34a4b2b8f142f1769c5.tar.gz |
Update locally changed files to GCC 4.2.1.
Approved by: re (kensmith)
Diffstat (limited to 'contrib/gcc/function.c')
-rw-r--r-- | contrib/gcc/function.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/contrib/gcc/function.c b/contrib/gcc/function.c index d0c383e..7549ec4 100644 --- a/contrib/gcc/function.c +++ b/contrib/gcc/function.c @@ -5093,6 +5093,14 @@ thread_prologue_and_epilogue_insns (rtx f ATTRIBUTE_UNUSED) /* Retain a map of the prologue insns. */ record_insns (seq, &prologue); prologue_end = emit_note (NOTE_INSN_PROLOGUE_END); + +#ifndef PROFILE_BEFORE_PROLOGUE + /* Ensure that instructions are not moved into the prologue when + profiling is on. The call to the profiling routine can be + emitted within the live range of a call-clobbered register. */ + if (current_function_profile) + emit_insn (gen_rtx_ASM_INPUT (VOIDmode, "")); +#endif seq = get_insns (); end_sequence (); |