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| author | Bill Wendling <isanbard@gmail.com> | 2008-11-26 22:37:40 +0000 |
|---|---|---|
| committer | Bill Wendling <isanbard@gmail.com> | 2008-11-26 22:37:40 +0000 |
| commit | d06b420c1361dd64cb536d8db0172b610fc40fff (patch) | |
| tree | f4f161d7b54e78e250c1789525bb7009601f3767 /lib/Target/X86/X86InstrInfo.h | |
| parent | ee6590ffcce41d2102b4c53f7be4d35cb218284b (diff) | |
| download | external_llvm-d06b420c1361dd64cb536d8db0172b610fc40fff.zip external_llvm-d06b420c1361dd64cb536d8db0172b610fc40fff.tar.gz external_llvm-d06b420c1361dd64cb536d8db0172b610fc40fff.tar.bz2 | |
Generate something sensible for an [SU]ADDO op when the overflow/carry flag is
the conditional for the BRCOND statement. For instance, it will generate:
addl %eax, %ecx
jo LOF
instead of
addl %eax, %ecx
; About 10 instructions to compare the signs of LHS, RHS, and sum.
jl LOF
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@60123 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Target/X86/X86InstrInfo.h')
| -rw-r--r-- | lib/Target/X86/X86InstrInfo.h | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/lib/Target/X86/X86InstrInfo.h b/lib/Target/X86/X86InstrInfo.h index cf8be96..a0e0124 100644 --- a/lib/Target/X86/X86InstrInfo.h +++ b/lib/Target/X86/X86InstrInfo.h @@ -41,9 +41,11 @@ namespace X86 { COND_NO = 10, COND_NP = 11, COND_NS = 12, - COND_O = 13, - COND_P = 14, - COND_S = 15, + COND_NC = 13, + COND_O = 14, + COND_P = 15, + COND_S = 16, + COND_C = 17, // Artificial condition codes. These are used by AnalyzeBranch // to indicate a block terminated with two conditional branches to |