diff options
| -rw-r--r-- | lib/Target/X86/X86InstrInfo.def | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/lib/Target/X86/X86InstrInfo.def b/lib/Target/X86/X86InstrInfo.def index d2a537aae1..0ee1a98f83 100644 --- a/lib/Target/X86/X86InstrInfo.def +++ b/lib/Target/X86/X86InstrInfo.def @@ -182,6 +182,13 @@ I(XORrr8 , "xor", 0x30, M_2_ADDR_FLAG, X86II::MRMDestReg, NoIR, NoIR) I(XORrr16 , "xor", 0x31, M_2_ADDR_FLAG, X86II::MRMDestReg | X86II::OpSize, NoIR, NoIR) // R16 ^= R16 I(XORrr32 , "xor", 0x31, M_2_ADDR_FLAG, X86II::MRMDestReg, NoIR, NoIR) // R32 ^= R32 +// test instructions are just like and, except they don't generate a result (but +// they do set flags). +I(TESTri8 , "test", 0xF6, 0, X86II::MRMS0r | X86II::Arg8, NoIR, NoIR) // flags = R8 & imm8 +I(TESTri16 , "test", 0xF7, 0, X86II::MRMS0r | X86II::Arg16 | X86II::OpSize, NoIR, NoIR) // flags = R16 & imm16 +I(TESTri32 , "test", 0xF7, 0, X86II::MRMS0r | X86II::Arg32, NoIR, NoIR) // flags = R32 & imm32 + + // Shift instructions I(SHLrr8 , "shl", 0xD2, M_2_ADDR_FLAG, X86II::MRMS4r, O_CL, NoIR) // R8 <<= cl I(SHLrr16 , "shl", 0xD3, M_2_ADDR_FLAG, X86II::MRMS4r | X86II::OpSize, O_CL, NoIR) // R16 <<= cl |