diff options
| author | Eric Christopher <echristo@apple.com> | 2009-08-08 21:55:08 +0000 |
|---|---|---|
| committer | Eric Christopher <echristo@apple.com> | 2009-08-08 21:55:08 +0000 |
| commit | b4dc13cab7ef894d3bb17657fa993b9f09af476b (patch) | |
| tree | da5ce7301c16bef88ac50c36ac202f859e416c20 /lib/Target/X86/X86CodeEmitter.cpp | |
| parent | 46151de6a0d08184c1bfc90bb39657ff1e21729e (diff) | |
Add crc32 instruction and intrinsics. Add a new class of prefix
bytes for F2 0F 38 and propagate. Add a FIXME for a set
of possibilities which correspond to intrinsics already used.
New test.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@78508 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Target/X86/X86CodeEmitter.cpp')
| -rw-r--r-- | lib/Target/X86/X86CodeEmitter.cpp | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/lib/Target/X86/X86CodeEmitter.cpp b/lib/Target/X86/X86CodeEmitter.cpp index 03d871a67d..3dd3c6b519 100644 --- a/lib/Target/X86/X86CodeEmitter.cpp +++ b/lib/Target/X86/X86CodeEmitter.cpp @@ -517,6 +517,10 @@ void Emitter<CodeEmitter>::emitInstruction( case X86II::TA: // 0F 3A Need0FPrefix = true; break; + case X86II::TF: // F2 0F 38 + MCE.emitByte(0xF2); + Need0FPrefix = true; + break; case X86II::REP: break; // already handled. case X86II::XS: // F3 0F MCE.emitByte(0xF3); @@ -548,6 +552,7 @@ void Emitter<CodeEmitter>::emitInstruction( MCE.emitByte(0x0F); switch (Desc->TSFlags & X86II::Op0Mask) { + case X86II::TF: // F2 0F 38 case X86II::T8: // 0F 38 MCE.emitByte(0x38); break; |