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| author | Simon Pilgrim <llvm-dev@redking.me.uk> | 2015-06-07 18:34:25 +0000 |
|---|---|---|
| committer | Simon Pilgrim <llvm-dev@redking.me.uk> | 2015-06-07 18:34:25 +0000 |
| commit | 3a7718038d1d10b9c961399d8ea9e1ef6fe3e68f (patch) | |
| tree | 9a349c9b65510900f1c10e3b49ca5d3c00b97337 /llvm/lib | |
| parent | 82f865277ea18313a1e60ac8bc8d349fd931c420 (diff) | |
| download | bcm5719-llvm-3a7718038d1d10b9c961399d8ea9e1ef6fe3e68f.tar.gz bcm5719-llvm-3a7718038d1d10b9c961399d8ea9e1ef6fe3e68f.zip | |
[X86] Added BitScanForward/BitScanReverse memory folding + tests
llvm-svn: 239257
Diffstat (limited to 'llvm/lib')
| -rw-r--r-- | llvm/lib/Target/X86/X86InstrInfo.cpp | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/llvm/lib/Target/X86/X86InstrInfo.cpp b/llvm/lib/Target/X86/X86InstrInfo.cpp index 43decf7cdda..44068f9190b 100644 --- a/llvm/lib/Target/X86/X86InstrInfo.cpp +++ b/llvm/lib/Target/X86/X86InstrInfo.cpp @@ -433,6 +433,12 @@ X86InstrInfo::X86InstrInfo(X86Subtarget &STI) } static const X86MemoryFoldTableEntry MemoryFoldTable1[] = { + { X86::BSF16rr, X86::BSF16rm, 0 }, + { X86::BSF32rr, X86::BSF32rm, 0 }, + { X86::BSF64rr, X86::BSF64rm, 0 }, + { X86::BSR16rr, X86::BSR16rm, 0 }, + { X86::BSR32rr, X86::BSR32rm, 0 }, + { X86::BSR64rr, X86::BSR64rm, 0 }, { X86::CMP16rr, X86::CMP16rm, 0 }, { X86::CMP32rr, X86::CMP32rm, 0 }, { X86::CMP64rr, X86::CMP64rm, 0 }, |
