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author | Rong Xu <xur@google.com> | 2014-08-06 17:50:42 -0700 |
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committer | Rong Xu <xur@google.com> | 2014-08-06 17:50:42 -0700 |
commit | f1c18afafc2b321465ae6b07ede127095942d7dc (patch) | |
tree | 812093eebfa8510367718c12c02f7da03c0e73bf /gcc-4.9/gcc/sched-deps.c | |
parent | 38a8aecfb882072900434499696b5c32a2274515 (diff) | |
download | toolchain_gcc-f1c18afafc2b321465ae6b07ede127095942d7dc.tar.gz toolchain_gcc-f1c18afafc2b321465ae6b07ede127095942d7dc.tar.bz2 toolchain_gcc-f1c18afafc2b321465ae6b07ede127095942d7dc.zip |
[gcc-4.9] Merge svn r213650 from google/gcc-4_9 branch
Merge svn r213650 from google/gcc-4_9 branch. Tested with
arm,x86,mips,arm64,x86_64,mips64 build in liunux/windows.
Change-Id: I0c07f67d516074172aa393003eee664d01f2e0f2
Diffstat (limited to 'gcc-4.9/gcc/sched-deps.c')
-rw-r--r-- | gcc-4.9/gcc/sched-deps.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/gcc-4.9/gcc/sched-deps.c b/gcc-4.9/gcc/sched-deps.c index efc422308..df29bd30b 100644 --- a/gcc-4.9/gcc/sched-deps.c +++ b/gcc-4.9/gcc/sched-deps.c @@ -2750,7 +2750,8 @@ sched_analyze_2 (struct deps_desc *deps, rtx x, rtx insn) Consider for instance a volatile asm that changes the fpu rounding mode. An insn should not be moved across this even if it only uses pseudo-regs because it might give an incorrectly rounded result. */ - if (code != ASM_OPERANDS || MEM_VOLATILE_P (x)) + if ((code != ASM_OPERANDS || MEM_VOLATILE_P (x)) + && !DEBUG_INSN_P (insn)) reg_pending_barrier = TRUE_BARRIER; /* For all ASM_OPERANDS, we must traverse the vector of input operands. |