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| author | Juergen Ributzka <juergen@apple.com> | 2014-06-23 21:55:36 +0000 |
|---|---|---|
| committer | Juergen Ributzka <juergen@apple.com> | 2014-06-23 21:55:36 +0000 |
| commit | 6ef06f9159950b14db7f40f1fd37aa53ca2e955b (patch) | |
| tree | 86a626daa9e9a0d5eed4b2c259ce6ba967d27467 /llvm/lib/Target/X86/X86InstrInfo.cpp | |
| parent | c3f9b5a53458bb66899d6e90e9e032dfdfa5ba2b (diff) | |
| download | bcm5719-llvm-6ef06f9159950b14db7f40f1fd37aa53ca2e955b.tar.gz bcm5719-llvm-6ef06f9159950b14db7f40f1fd37aa53ca2e955b.zip | |
[FastISel][X86] Optimize selects when the condition comes from a compare.
Optimize the select instructions sequence to use the EFLAGS directly from a
compare when possible.
llvm-svn: 211543
Diffstat (limited to 'llvm/lib/Target/X86/X86InstrInfo.cpp')
| -rw-r--r-- | llvm/lib/Target/X86/X86InstrInfo.cpp | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/llvm/lib/Target/X86/X86InstrInfo.cpp b/llvm/lib/Target/X86/X86InstrInfo.cpp index bfc8e2759dc..0797fc6041b 100644 --- a/llvm/lib/Target/X86/X86InstrInfo.cpp +++ b/llvm/lib/Target/X86/X86InstrInfo.cpp @@ -2696,8 +2696,8 @@ unsigned X86::getSETFromCond(CondCode CC, bool HasMemoryOperand) { /// getCMovFromCond - Return a cmov opcode for the given condition, /// register size in bytes, and operand type. -static unsigned getCMovFromCond(X86::CondCode CC, unsigned RegBytes, - bool HasMemoryOperand) { +unsigned X86::getCMovFromCond(CondCode CC, unsigned RegBytes, + bool HasMemoryOperand) { static const uint16_t Opc[32][3] = { { X86::CMOVA16rr, X86::CMOVA32rr, X86::CMOVA64rr }, { X86::CMOVAE16rr, X86::CMOVAE32rr, X86::CMOVAE64rr }, |
