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Add definition for the bswap instruction

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*** FIX: the encoding of the SUB instruction


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5115 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner 2002-12-23 23:46:31 +00:00
parent facc9fb9ba
commit 25f091fc61
1 changed files with 7 additions and 3 deletions
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10
lib/Target/X86/X86InstrInfo.def
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@ -73,6 +73,10 @@ I(CALLm32 , "call", 0xFF, M_BRANCH_FLAG, X86II::Void | X86II::MRMS2m | X86I
// Misc instructions
I(LEAVE , "leave", 0xC9, 0, X86II::RawFrm, O_EBP, O_EBP) // leave
I(BSWAPr32 , "bswap", 0xC8, M_2_ADDR_FLAG, X86II::AddRegFrm | X86II::TB |
X86II::Arg32, NoIR, NoIR) // R32 = bswap R32
I(BSWAPr16 , "bswap", 0xC8, M_2_ADDR_FLAG, X86II::AddRegFrm | X86II::TB |
X86II::OpSize | X86II::Arg16, NoIR, NoIR) // R16 = bswap R16
// Move instructions
I(MOVrr8 , "movb", 0x88, 0, X86II::MRMDestReg, NoIR, NoIR) // R8 = R8
@ -100,9 +104,9 @@ I(ADDrr8 , "addb", 0x00, M_2_ADDR_FLAG, X86II::MRMDestReg, NoIR, NoIR)
I(ADDrr16 , "addw", 0x01, M_2_ADDR_FLAG, X86II::MRMDestReg | X86II::OpSize, NoIR, NoIR) // R16 += R16
I(ADDrr32 , "addl", 0x01, M_2_ADDR_FLAG, X86II::MRMDestReg, NoIR, NoIR) // R32 += R32
I(ADDri32 , "add", 0x81, M_2_ADDR_FLAG, X86II::MRMS0r | X86II::Arg32, NoIR, NoIR) // R32 += imm32
I(SUBrr8 , "subb", 0x2A, M_2_ADDR_FLAG, X86II::MRMDestReg, NoIR, NoIR) // R8 -= R8
I(SUBrr16 , "subw", 0x2B, M_2_ADDR_FLAG, X86II::MRMDestReg | X86II::OpSize, NoIR, NoIR) // R16 -= R16
I(SUBrr32 , "subl", 0x2B, M_2_ADDR_FLAG, X86II::MRMDestReg, NoIR, NoIR) // R32 -= R32
I(SUBrr8 , "subb", 0x28, M_2_ADDR_FLAG, X86II::MRMDestReg, NoIR, NoIR) // R8 -= R8
I(SUBrr16 , "subw", 0x29, M_2_ADDR_FLAG, X86II::MRMDestReg | X86II::OpSize, NoIR, NoIR) // R16 -= R16
I(SUBrr32 , "subl", 0x29, M_2_ADDR_FLAG, X86II::MRMDestReg, NoIR, NoIR) // R32 -= R32
I(SUBri32 , "sub", 0x81, M_2_ADDR_FLAG, X86II::MRMS5r | X86II::Arg32, NoIR, NoIR) // R32 -= imm32
I(MULrr8 , "mulb", 0xF6, 0, X86II::MRMS4r | X86II::Void, O_AL, O_AX) // AX = AL*R8
I(MULrr16 , "mulw", 0xF7, 0, X86II::MRMS4r | X86II::Void | // DX:AX= AX*R16