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https://github.com/RPCS3/llvm-mirror.git
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- Use patterns instead of creating completely new instruction matching patterns,
which are identical to the original patterns. - Change the multiply with overflow so that we distinguish between signed and unsigned multiplication. Currently, unsigned multiplication with overflow isn't working! llvm-svn: 60963
This commit is contained in:
Bill Wendling
parent
0aae72ae88
commit
13e4a3d0b0
@ -5217,9 +5217,10 @@ SDValue X86TargetLowering::LowerBRCOND(SDValue Op, SelectionDAG &DAG) {
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if (Cond.getOpcode() == ISD::SETCC)
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Cond = LowerSETCC(Cond, DAG);
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else if (Cond.getOpcode() == X86ISD::ADD ||
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Cond.getOpcode() == X86ISD::SUB ||
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Cond.getOpcode() == X86ISD::MUL)
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else if (Cond.getOpcode() == X86ISD::ADD ||
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Cond.getOpcode() == X86ISD::SUB ||
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Cond.getOpcode() == X86ISD::SMUL ||
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Cond.getOpcode() == X86ISD::UMUL)
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Cond = LowerXALUO(Cond, DAG);
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// If condition flag is set by a X86ISD::CMP, then use it as the condition
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@ -6165,11 +6166,11 @@ SDValue X86TargetLowering::LowerXALUO(SDValue Op, SelectionDAG &DAG) {
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Cond = X86::COND_C;
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break;
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case ISD::SMULO:
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BaseOp = X86ISD::MUL;
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BaseOp = X86ISD::SMUL;
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Cond = X86::COND_O;
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break;
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case ISD::UMULO:
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BaseOp = X86ISD::MUL;
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BaseOp = X86ISD::UMUL;
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Cond = X86::COND_C;
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break;
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}
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@ -6497,7 +6498,8 @@ const char *X86TargetLowering::getTargetNodeName(unsigned Opcode) const {
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case X86ISD::PCMPGTQ: return "X86ISD::PCMPGTQ";
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case X86ISD::ADD: return "X86ISD::ADD";
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case X86ISD::SUB: return "X86ISD::SUB";
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case X86ISD::MUL: return "X86ISD::MUL";
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case X86ISD::SMUL: return "X86ISD::SMUL";
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case X86ISD::UMUL: return "X86ISD::UMUL";
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}
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}
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@ -229,9 +229,9 @@ namespace llvm {
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PCMPEQB, PCMPEQW, PCMPEQD, PCMPEQQ,
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PCMPGTB, PCMPGTW, PCMPGTD, PCMPGTQ,
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// ADD, SUB, MUL - Arithmetic operations with overflow/carry
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// ADD, SUB, SMUL, UMUL - Arithmetic operations with overflow/carry
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// intrinsics.
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ADD, SUB, MUL
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ADD, SUB, SMUL, UMUL
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};
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}
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@ -315,73 +315,40 @@ let isCommutable = 1 in
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// Register-Register Addition
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def ADD64rr : RI<0x01, MRMDestReg, (outs GR64:$dst), (ins GR64:$src1, GR64:$src2),
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"add{q}\t{$src2, $dst|$dst, $src2}",
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[(set GR64:$dst, (add GR64:$src1, GR64:$src2))]>;
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// Register-Register Addition with Overflow
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def ADDOvf64rr : RI<0x01, MRMDestReg, (outs GR64:$dst), (ins GR64:$src1, GR64:$src2),
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"add{q}\t{$src2, $dst|$dst, $src2}",
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[(set GR64:$dst, (X86add_ovf GR64:$src1, GR64:$src2)),
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[(set GR64:$dst, (add GR64:$src1, GR64:$src2)),
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(implicit EFLAGS)]>;
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// Register-Integer Addition
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def ADD64ri32 : RIi32<0x81, MRM0r, (outs GR64:$dst), (ins GR64:$src1, i64i32imm:$src2),
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"add{q}\t{$src2, $dst|$dst, $src2}",
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[(set GR64:$dst, (add GR64:$src1, i64immSExt32:$src2))]>;
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[(set GR64:$dst, (add GR64:$src1, i64immSExt32:$src2)),
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(implicit EFLAGS)]>;
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def ADD64ri8 : RIi8<0x83, MRM0r, (outs GR64:$dst), (ins GR64:$src1, i64i8imm:$src2),
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"add{q}\t{$src2, $dst|$dst, $src2}",
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[(set GR64:$dst, (add GR64:$src1, i64immSExt8:$src2))]>;
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// Register-Integer Addition with Overflow
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def ADDOvf64ri32 : RIi32<0x81, MRM0r, (outs GR64:$dst), (ins GR64:$src1, i64i32imm:$src2),
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"add{q}\t{$src2, $dst|$dst, $src2}",
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[(set GR64:$dst, (X86add_ovf GR64:$src1, i64immSExt32:$src2)),
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(implicit EFLAGS)]>;
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def ADDOvf64ri8 : RIi8<0x83, MRM0r, (outs GR64:$dst), (ins GR64:$src1, i64i8imm:$src2),
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"add{q}\t{$src2, $dst|$dst, $src2}",
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[(set GR64:$dst, (X86add_ovf GR64:$src1, i64immSExt8:$src2)),
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(implicit EFLAGS)]>;
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[(set GR64:$dst, (add GR64:$src1, i64immSExt8:$src2)),
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(implicit EFLAGS)]>;
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} // isConvertibleToThreeAddress
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// Register-Memory Addition
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def ADD64rm : RI<0x03, MRMSrcMem, (outs GR64:$dst), (ins GR64:$src1, i64mem:$src2),
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"add{q}\t{$src2, $dst|$dst, $src2}",
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[(set GR64:$dst, (add GR64:$src1, (load addr:$src2)))]>;
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// Register-Memory Addition with Overflow
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def ADDOvf64rm : RI<0x03, MRMSrcMem, (outs GR64:$dst), (ins GR64:$src1, i64mem:$src2),
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"add{q}\t{$src2, $dst|$dst, $src2}",
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[(set GR64:$dst, (X86add_ovf GR64:$src1, (load addr:$src2))),
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[(set GR64:$dst, (add GR64:$src1, (load addr:$src2))),
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(implicit EFLAGS)]>;
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} // isTwoAddress
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// Memory-Register Addition
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def ADD64mr : RI<0x01, MRMDestMem, (outs), (ins i64mem:$dst, GR64:$src2),
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"add{q}\t{$src2, $dst|$dst, $src2}",
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[(store (add (load addr:$dst), GR64:$src2), addr:$dst)]>;
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[(store (add (load addr:$dst), GR64:$src2), addr:$dst),
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(implicit EFLAGS)]>;
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def ADD64mi32 : RIi32<0x81, MRM0m, (outs), (ins i64mem:$dst, i64i32imm :$src2),
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"add{q}\t{$src2, $dst|$dst, $src2}",
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[(store (add (load addr:$dst), i64immSExt32:$src2), addr:$dst)]>;
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[(store (add (load addr:$dst), i64immSExt32:$src2), addr:$dst),
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(implicit EFLAGS)]>;
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def ADD64mi8 : RIi8<0x83, MRM0m, (outs), (ins i64mem:$dst, i64i8imm :$src2),
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"add{q}\t{$src2, $dst|$dst, $src2}",
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[(store (add (load addr:$dst), i64immSExt8:$src2), addr:$dst)]>;
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// Memory-Register Addition with Overflow
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def ADDOvf64mr : RI<0x01, MRMDestMem, (outs), (ins i64mem:$dst, GR64:$src2),
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"add{q}\t{$src2, $dst|$dst, $src2}",
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[(store (X86add_ovf (load addr:$dst), GR64:$src2),
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addr:$dst),
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(implicit EFLAGS)]>;
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def ADDOvf64mi32 : RIi32<0x81, MRM0m, (outs),(ins i64mem:$dst, i64i32imm:$src2),
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"add{q}\t{$src2, $dst|$dst, $src2}",
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[(store (X86add_ovf (load addr:$dst),
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i64immSExt32:$src2),
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addr:$dst),
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(implicit EFLAGS)]>;
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def ADDOvf64mi8 : RIi8<0x83, MRM0m, (outs), (ins i64mem:$dst, i64i8imm :$src2),
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"add{q}\t{$src2, $dst|$dst, $src2}",
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[(store (X86add_ovf (load addr:$dst), i64immSExt8:$src2),
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addr:$dst),
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(implicit EFLAGS)]>;
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[(store (add (load addr:$dst), i64immSExt8:$src2), addr:$dst),
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(implicit EFLAGS)]>;
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let Uses = [EFLAGS] in {
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let isTwoAddress = 1 in {
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@ -417,83 +384,45 @@ let isTwoAddress = 1 in {
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// Register-Register Subtraction
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def SUB64rr : RI<0x29, MRMDestReg, (outs GR64:$dst), (ins GR64:$src1, GR64:$src2),
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"sub{q}\t{$src2, $dst|$dst, $src2}",
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[(set GR64:$dst, (sub GR64:$src1, GR64:$src2))]>;
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// Register-Register Subtraction with Overflow
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def SUBOvf64rr : RI<0x29, MRMDestReg, (outs GR64:$dst), (ins GR64:$src1, GR64:$src2),
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"sub{q}\t{$src2, $dst|$dst, $src2}",
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[(set GR64:$dst, (X86sub_ovf GR64:$src1, GR64:$src2)),
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(implicit EFLAGS)]>;
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[(set GR64:$dst, (sub GR64:$src1, GR64:$src2)),
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(implicit EFLAGS)]>;
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// Register-Memory Subtraction
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def SUB64rm : RI<0x2B, MRMSrcMem, (outs GR64:$dst), (ins GR64:$src1, i64mem:$src2),
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"sub{q}\t{$src2, $dst|$dst, $src2}",
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[(set GR64:$dst, (sub GR64:$src1, (load addr:$src2)))]>;
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// Register-Memory Subtraction with Overflow
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def SUBOvf64rm : RI<0x2B, MRMSrcMem, (outs GR64:$dst), (ins GR64:$src1, i64mem:$src2),
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"sub{q}\t{$src2, $dst|$dst, $src2}",
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[(set GR64:$dst, (X86sub_ovf GR64:$src1, (load addr:$src2))),
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(implicit EFLAGS)]>;
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[(set GR64:$dst, (sub GR64:$src1, (load addr:$src2))),
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(implicit EFLAGS)]>;
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// Register-Integer Subtraction
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def SUB64ri32 : RIi32<0x81, MRM5r, (outs GR64:$dst),
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(ins GR64:$src1, i64i32imm:$src2),
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"sub{q}\t{$src2, $dst|$dst, $src2}",
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[(set GR64:$dst, (sub GR64:$src1, i64immSExt32:$src2))]>;
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[(set GR64:$dst, (sub GR64:$src1, i64immSExt32:$src2)),
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(implicit EFLAGS)]>;
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def SUB64ri8 : RIi8<0x83, MRM5r, (outs GR64:$dst),
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(ins GR64:$src1, i64i8imm:$src2),
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"sub{q}\t{$src2, $dst|$dst, $src2}",
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[(set GR64:$dst, (sub GR64:$src1, i64immSExt8:$src2))]>;
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// Register-Integer Subtraction with Overflow
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def SUBOvf64ri32 : RIi32<0x81, MRM5r, (outs GR64:$dst),
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(ins GR64:$src1, i64i32imm:$src2),
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"sub{q}\t{$src2, $dst|$dst, $src2}",
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[(set GR64:$dst, (X86sub_ovf GR64:$src1,
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i64immSExt32:$src2)),
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(implicit EFLAGS)]>;
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def SUBOvf64ri8 : RIi8<0x83, MRM5r, (outs GR64:$dst),
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(ins GR64:$src1, i64i8imm:$src2),
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"sub{q}\t{$src2, $dst|$dst, $src2}",
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[(set GR64:$dst, (X86sub_ovf GR64:$src1,
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i64immSExt8:$src2)),
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(implicit EFLAGS)]>;
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[(set GR64:$dst, (sub GR64:$src1, i64immSExt8:$src2)),
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(implicit EFLAGS)]>;
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} // isTwoAddress
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// Memory-Register Subtraction
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def SUB64mr : RI<0x29, MRMDestMem, (outs), (ins i64mem:$dst, GR64:$src2),
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"sub{q}\t{$src2, $dst|$dst, $src2}",
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[(store (sub (load addr:$dst), GR64:$src2), addr:$dst)]>;
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// Memory-Register Subtraction with Overflow
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def SUBOvf64mr : RI<0x29, MRMDestMem, (outs), (ins i64mem:$dst, GR64:$src2),
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"sub{q}\t{$src2, $dst|$dst, $src2}",
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[(store (X86sub_ovf (load addr:$dst), GR64:$src2),
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addr:$dst),
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(implicit EFLAGS)]>;
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[(store (sub (load addr:$dst), GR64:$src2), addr:$dst),
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(implicit EFLAGS)]>;
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// Memory-Integer Subtraction
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def SUB64mi32 : RIi32<0x81, MRM5m, (outs), (ins i64mem:$dst, i64i32imm:$src2),
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"sub{q}\t{$src2, $dst|$dst, $src2}",
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[(store (sub (load addr:$dst), i64immSExt32:$src2),
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addr:$dst)]>;
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addr:$dst),
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(implicit EFLAGS)]>;
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def SUB64mi8 : RIi8<0x83, MRM5m, (outs), (ins i64mem:$dst, i64i8imm :$src2),
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"sub{q}\t{$src2, $dst|$dst, $src2}",
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[(store (sub (load addr:$dst), i64immSExt8:$src2),
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addr:$dst)]>;
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// Memory-Integer Subtraction with Overflow
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def SUBOvf64mi32 : RIi32<0x81, MRM5m, (outs), (ins i64mem:$dst,i64i32imm:$src2),
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"sub{q}\t{$src2, $dst|$dst, $src2}",
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[(store (X86sub_ovf (load addr:$dst),
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i64immSExt32:$src2), addr:$dst),
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(implicit EFLAGS)]>;
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def SUBOvf64mi8 : RIi8<0x83, MRM5m, (outs), (ins i64mem:$dst, i64i8imm :$src2),
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"sub{q}\t{$src2, $dst|$dst, $src2}",
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[(store (X86sub_ovf (load addr:$dst), i64immSExt8:$src2),
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addr:$dst),
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(implicit EFLAGS)]>;
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addr:$dst),
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(implicit EFLAGS)]>;
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let Uses = [EFLAGS] in {
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let isTwoAddress = 1 in {
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@ -544,85 +473,48 @@ def IMUL64m : RI<0xF7, MRM5m, (outs), (ins i64mem:$src),
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let Defs = [EFLAGS] in {
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let isTwoAddress = 1 in {
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let isCommutable = 1 in
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// Register-Register Integer Multiplication
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// Register-Register Signed Integer Multiplication
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def IMUL64rr : RI<0xAF, MRMSrcReg, (outs GR64:$dst),
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(ins GR64:$src1, GR64:$src2),
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"imul{q}\t{$src2, $dst|$dst, $src2}",
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[(set GR64:$dst, (mul GR64:$src1, GR64:$src2))]>, TB;
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[(set GR64:$dst, (mul GR64:$src1, GR64:$src2)),
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(implicit EFLAGS)]>, TB;
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// Register-Register Multiplication with Overflow
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def IMULOvf64rr : RI<0xAF, MRMSrcReg, (outs GR64:$dst),
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(ins GR64:$src1, GR64:$src2),
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"imul{q}\t{$src2, $dst|$dst, $src2}",
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[(set GR64:$dst, (X86mul_ovf GR64:$src1, GR64:$src2)),
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(implicit EFLAGS)]>, TB;
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// Register-Memory Integer Multiplication
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// Register-Memory Signed Integer Multiplication
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def IMUL64rm : RI<0xAF, MRMSrcMem, (outs GR64:$dst),
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(ins GR64:$src1, i64mem:$src2),
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"imul{q}\t{$src2, $dst|$dst, $src2}",
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[(set GR64:$dst, (mul GR64:$src1, (load addr:$src2)))]>, TB;
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// Register-Memory Integer Multiplication with Overflow
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def IMULOvf64rm : RI<0xAF, MRMSrcMem, (outs GR64:$dst),
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(ins GR64:$src1, i64mem:$src2),
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"imul{q}\t{$src2, $dst|$dst, $src2}",
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[(set GR64:$dst, (X86mul_ovf GR64:$src1,
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(load addr:$src2))),
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(implicit EFLAGS)]>, TB;
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[(set GR64:$dst, (mul GR64:$src1, (load addr:$src2))),
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(implicit EFLAGS)]>, TB;
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} // isTwoAddress
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// Suprisingly enough, these are not two address instructions!
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// Register-Integer Integer Multiplication
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// Register-Integer Signed Integer Multiplication
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def IMUL64rri32 : RIi32<0x69, MRMSrcReg, // GR64 = GR64*I32
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(outs GR64:$dst), (ins GR64:$src1, i64i32imm:$src2),
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"imul{q}\t{$src2, $src1, $dst|$dst, $src1, $src2}",
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[(set GR64:$dst, (mul GR64:$src1, i64immSExt32:$src2))]>;
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[(set GR64:$dst, (mul GR64:$src1, i64immSExt32:$src2)),
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(implicit EFLAGS)]>;
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def IMUL64rri8 : RIi8<0x6B, MRMSrcReg, // GR64 = GR64*I8
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(outs GR64:$dst), (ins GR64:$src1, i64i8imm:$src2),
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"imul{q}\t{$src2, $src1, $dst|$dst, $src1, $src2}",
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[(set GR64:$dst, (mul GR64:$src1, i64immSExt8:$src2))]>;
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[(set GR64:$dst, (mul GR64:$src1, i64immSExt8:$src2)),
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(implicit EFLAGS)]>;
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// Register-Integer Integer Multiplication with Overflow
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def IMULOvf64rri32 : RIi32<0x69, MRMSrcReg, // GR64 = GR64*I32
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(outs GR64:$dst), (ins GR64:$src1, i64i32imm:$src2),
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"imul{q}\t{$src2, $src1, $dst|$dst, $src1, $src2}",
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[(set GR64:$dst, (X86mul_ovf GR64:$src1,
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i64immSExt32:$src2)),
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(implicit EFLAGS)]>;
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def IMULOvf64rri8 : RIi8<0x6B, MRMSrcReg, // GR64 = GR64*I8
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(outs GR64:$dst), (ins GR64:$src1, i64i8imm:$src2),
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"imul{q}\t{$src2, $src1, $dst|$dst, $src1, $src2}",
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[(set GR64:$dst, (X86mul_ovf GR64:$src1,
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i64immSExt8:$src2)),
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(implicit EFLAGS)]>;
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// Memory-Integer Integer Multiplication
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// Memory-Integer Signed Integer Multiplication
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def IMUL64rmi32 : RIi32<0x69, MRMSrcMem, // GR64 = [mem64]*I32
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(outs GR64:$dst), (ins i64mem:$src1, i64i32imm:$src2),
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"imul{q}\t{$src2, $src1, $dst|$dst, $src1, $src2}",
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[(set GR64:$dst, (mul (load addr:$src1),
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i64immSExt32:$src2))]>;
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i64immSExt32:$src2)),
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(implicit EFLAGS)]>;
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def IMUL64rmi8 : RIi8<0x6B, MRMSrcMem, // GR64 = [mem64]*I8
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(outs GR64:$dst), (ins i64mem:$src1, i64i8imm: $src2),
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"imul{q}\t{$src2, $src1, $dst|$dst, $src1, $src2}",
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[(set GR64:$dst, (mul (load addr:$src1),
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i64immSExt8:$src2))]>;
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// Memory-Integer Integer Multiplication with Overflow
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def IMULOvf64rmi32 : RIi32<0x69, MRMSrcMem, // GR64 = [mem64]*I32
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(outs GR64:$dst), (ins i64mem:$src1, i64i32imm:$src2),
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"imul{q}\t{$src2, $src1, $dst|$dst, $src1, $src2}",
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[(set GR64:$dst, (X86mul_ovf (load addr:$src1),
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i64immSExt32:$src2)),
|
||||
(implicit EFLAGS)]>;
|
||||
def IMULOvf64rmi8 : RIi8<0x6B, MRMSrcMem, // GR64 = [mem64]*I8
|
||||
(outs GR64:$dst), (ins i64mem:$src1, i64i8imm: $src2),
|
||||
"imul{q}\t{$src2, $src1, $dst|$dst, $src1, $src2}",
|
||||
[(set GR64:$dst, (X86mul_ovf (load addr:$src1),
|
||||
i64immSExt8:$src2)),
|
||||
(implicit EFLAGS)]>;
|
||||
i64immSExt8:$src2)),
|
||||
(implicit EFLAGS)]>;
|
||||
} // Defs = [EFLAGS]
|
||||
|
||||
// Unsigned division / remainder
|
||||
@ -1614,6 +1506,101 @@ def : Pat<(subc GR64:$src1, imm:$src2),
|
||||
def : Pat<(subc GR64:$src1, i64immSExt8:$src2),
|
||||
(SUB64ri8 GR64:$src1, i64immSExt8:$src2)>;
|
||||
|
||||
//===----------------------------------------------------------------------===//
|
||||
// Overflow Patterns
|
||||
//===----------------------------------------------------------------------===//
|
||||
|
||||
// Register-Register Addition with Overflow
|
||||
def : Pat<(parallel (X86add_ovf GR64:$src1, GR64:$src2),
|
||||
(implicit EFLAGS)),
|
||||
(ADD64rr GR64:$src1, GR64:$src2)>;
|
||||
|
||||
// Register-Integer Addition with Overflow
|
||||
def : Pat<(parallel (X86add_ovf GR64:$src1, i64immSExt32:$src2),
|
||||
(implicit EFLAGS)),
|
||||
(ADD64ri32 GR64:$src1, i64immSExt32:$src2)>;
|
||||
def : Pat<(parallel (X86add_ovf GR64:$src1, i64immSExt8:$src2),
|
||||
(implicit EFLAGS)),
|
||||
(ADD64ri8 GR64:$src1, i64immSExt8:$src2)>;
|
||||
|
||||
// Register-Memory Addition with Overflow
|
||||
def : Pat<(parallel (X86add_ovf GR64:$src1, (load addr:$src2)),
|
||||
(implicit EFLAGS)),
|
||||
(ADD64rm GR64:$src1, addr:$src2)>;
|
||||
|
||||
// Memory-Register Addition with Overflow
|
||||
def : Pat<(parallel (store (X86add_ovf (load addr:$dst), GR64:$src2),
|
||||
addr:$dst),
|
||||
(implicit EFLAGS)),
|
||||
(ADD64mr addr:$dst, GR64:$src2)>;
|
||||
def : Pat<(parallel (store (X86add_ovf (load addr:$dst), i64immSExt32:$src2),
|
||||
addr:$dst),
|
||||
(implicit EFLAGS)),
|
||||
(ADD64mi32 addr:$dst, i64immSExt32:$src2)>;
|
||||
def : Pat<(parallel (store (X86add_ovf (load addr:$dst), i64immSExt8:$src2),
|
||||
addr:$dst),
|
||||
(implicit EFLAGS)),
|
||||
(ADD64mi8 addr:$dst, i64immSExt8:$src2)>;
|
||||
|
||||
// Register-Register Subtraction with Overflow
|
||||
def : Pat<(parallel (X86sub_ovf GR64:$src1, GR64:$src2),
|
||||
(implicit EFLAGS)),
|
||||
(SUB64rr GR64:$src1, GR64:$src2)>;
|
||||
|
||||
// Register-Memory Subtraction with Overflow
|
||||
def : Pat<(parallel (X86sub_ovf GR64:$src1, (load addr:$src2)),
|
||||
(implicit EFLAGS)),
|
||||
(SUB64rm GR64:$src1, addr:$src2)>;
|
||||
|
||||
// Register-Integer Subtraction with Overflow
|
||||
def : Pat<(parallel (X86sub_ovf GR64:$src1, i64immSExt32:$src2),
|
||||
(implicit EFLAGS)),
|
||||
(SUB64ri32 GR64:$src1, i64immSExt32:$src2)>;
|
||||
def : Pat<(parallel (X86sub_ovf GR64:$src1, i64immSExt8:$src2),
|
||||
(implicit EFLAGS)),
|
||||
(SUB64ri8 GR64:$src1, i64immSExt8:$src2)>;
|
||||
|
||||
// Memory-Register Subtraction with Overflow
|
||||
def : Pat<(parallel (store (X86sub_ovf (load addr:$dst), GR64:$src2),
|
||||
addr:$dst),
|
||||
(implicit EFLAGS)),
|
||||
(SUB64mr addr:$dst, GR64:$src2)>;
|
||||
|
||||
// Memory-Integer Subtraction with Overflow
|
||||
def : Pat<(parallel (store (X86sub_ovf (load addr:$dst), i64immSExt32:$src2),
|
||||
addr:$dst),
|
||||
(implicit EFLAGS)),
|
||||
(SUB64mi32 addr:$dst, i64immSExt32:$src2)>;
|
||||
def : Pat<(parallel (store (X86sub_ovf (load addr:$dst), i64immSExt8:$src2),
|
||||
addr:$dst),
|
||||
(implicit EFLAGS)),
|
||||
(SUB64mi8 addr:$dst, i64immSExt8:$src2)>;
|
||||
|
||||
// Register-Register Signed Integer Multiplication with Overflow
|
||||
def : Pat<(parallel (X86smul_ovf GR64:$src1, GR64:$src2),
|
||||
(implicit EFLAGS)),
|
||||
(IMUL64rr GR64:$src1, GR64:$src2)>;
|
||||
|
||||
// Register-Memory Signed Integer Multiplication with Overflow
|
||||
def : Pat<(parallel (X86smul_ovf GR64:$src1, (load addr:$src2)),
|
||||
(implicit EFLAGS)),
|
||||
(IMUL64rm GR64:$src1, addr:$src2)>;
|
||||
|
||||
// Register-Integer Signed Integer Multiplication with Overflow
|
||||
def : Pat<(parallel (X86smul_ovf GR64:$src1, i64immSExt32:$src2),
|
||||
(implicit EFLAGS)),
|
||||
(IMUL64rri32 GR64:$src1, i64immSExt32:$src2)>;
|
||||
def : Pat<(parallel (X86smul_ovf GR64:$src1, i64immSExt8:$src2),
|
||||
(implicit EFLAGS)),
|
||||
(IMUL64rri8 GR64:$src1, i64immSExt8:$src2)>;
|
||||
|
||||
// Memory-Integer Signed Integer Multiplication with Overflow
|
||||
def : Pat<(parallel (X86smul_ovf (load addr:$src1), i64immSExt32:$src2),
|
||||
(implicit EFLAGS)),
|
||||
(IMUL64rmi32 addr:$src1, i64immSExt32:$src2)>;
|
||||
def : Pat<(parallel (X86smul_ovf (load addr:$src1), i64immSExt8:$src2),
|
||||
(implicit EFLAGS)),
|
||||
(IMUL64rmi8 addr:$src1, i64immSExt8:$src2)>;
|
||||
|
||||
//===----------------------------------------------------------------------===//
|
||||
// X86-64 SSE Instructions
|
||||
|
||||
@ -27,9 +27,11 @@ def SDTX86Cmov : SDTypeProfile<1, 4,
|
||||
[SDTCisSameAs<0, 1>, SDTCisSameAs<1, 2>,
|
||||
SDTCisVT<3, i8>, SDTCisVT<4, i32>]>;
|
||||
|
||||
def SDTArithOvf : SDTypeProfile<1, 2,
|
||||
[SDTCisSameAs<0, 1>, SDTCisSameAs<0, 2>,
|
||||
SDTCisInt<0>]>;
|
||||
def SDTUnaryArithOvf : SDTypeProfile<1, 1,
|
||||
[SDTCisInt<0>]>;
|
||||
def SDTBinaryArithOvf : SDTypeProfile<1, 2,
|
||||
[SDTCisSameAs<0, 1>, SDTCisSameAs<0, 2>,
|
||||
SDTCisInt<0>]>;
|
||||
|
||||
def SDTX86BrCond : SDTypeProfile<0, 3,
|
||||
[SDTCisVT<0, OtherVT>,
|
||||
@ -144,9 +146,10 @@ def X86ehret : SDNode<"X86ISD::EH_RETURN", SDT_X86EHRET,
|
||||
def X86tcret : SDNode<"X86ISD::TC_RETURN", SDT_X86TCRET,
|
||||
[SDNPHasChain, SDNPOptInFlag]>;
|
||||
|
||||
def X86add_ovf : SDNode<"X86ISD::ADD", SDTArithOvf>;
|
||||
def X86sub_ovf : SDNode<"X86ISD::SUB", SDTArithOvf>;
|
||||
def X86mul_ovf : SDNode<"X86ISD::MUL", SDTArithOvf>;
|
||||
def X86add_ovf : SDNode<"X86ISD::ADD", SDTBinaryArithOvf>;
|
||||
def X86sub_ovf : SDNode<"X86ISD::SUB", SDTBinaryArithOvf>;
|
||||
def X86smul_ovf : SDNode<"X86ISD::SMUL", SDTBinaryArithOvf>;
|
||||
def X86umul_ovf : SDNode<"X86ISD::UMUL", SDTUnaryArithOvf>;
|
||||
|
||||
//===----------------------------------------------------------------------===//
|
||||
// X86 Operand Definitions.
|
||||
@ -717,27 +720,38 @@ def MUL8r : I<0xF6, MRM4r, (outs), (ins GR8:$src), "mul{b}\t$src",
|
||||
// FIXME: Used for 8-bit mul, ignore result upper 8 bits.
|
||||
// This probably ought to be moved to a def : Pat<> if the
|
||||
// syntax can be accepted.
|
||||
[(set AL, (mul AL, GR8:$src))]>; // AL,AH = AL*GR8
|
||||
[(set AL, (mul AL, GR8:$src)),
|
||||
(implicit EFLAGS)]>; // AL,AH = AL*GR8
|
||||
|
||||
let Defs = [AX,DX,EFLAGS], Uses = [AX], neverHasSideEffects = 1 in
|
||||
def MUL16r : I<0xF7, MRM4r, (outs), (ins GR16:$src), "mul{w}\t$src",
|
||||
[]>, OpSize; // AX,DX = AX*GR16
|
||||
def MUL16r : I<0xF7, MRM4r, (outs), (ins GR16:$src),
|
||||
"mul{w}\t$src",
|
||||
[]>, OpSize; // AX,DX = AX*GR16
|
||||
|
||||
let Defs = [EAX,EDX,EFLAGS], Uses = [EAX], neverHasSideEffects = 1 in
|
||||
def MUL32r : I<0xF7, MRM4r, (outs), (ins GR32:$src), "mul{l}\t$src", []>;
|
||||
// EAX,EDX = EAX*GR32
|
||||
def MUL32r : I<0xF7, MRM4r, (outs), (ins GR32:$src),
|
||||
"mul{l}\t$src",
|
||||
[]>; // EAX,EDX = EAX*GR32
|
||||
|
||||
let Defs = [AL,AH,EFLAGS], Uses = [AL] in
|
||||
def MUL8m : I<0xF6, MRM4m, (outs), (ins i8mem :$src),
|
||||
"mul{b}\t$src",
|
||||
// FIXME: Used for 8-bit mul, ignore result upper 8 bits.
|
||||
// This probably ought to be moved to a def : Pat<> if the
|
||||
// syntax can be accepted.
|
||||
[(set AL, (mul AL, (loadi8 addr:$src)))]>; // AL,AH = AL*[mem8]
|
||||
[(set AL, (mul AL, (loadi8 addr:$src))),
|
||||
(implicit EFLAGS)]>; // AL,AH = AL*[mem8]
|
||||
|
||||
let mayLoad = 1, neverHasSideEffects = 1 in {
|
||||
let Defs = [AX,DX,EFLAGS], Uses = [AX] in
|
||||
def MUL16m : I<0xF7, MRM4m, (outs), (ins i16mem:$src),
|
||||
"mul{w}\t$src", []>, OpSize; // AX,DX = AX*[mem16]
|
||||
"mul{w}\t$src",
|
||||
[]>, OpSize; // AX,DX = AX*[mem16]
|
||||
|
||||
let Defs = [EAX,EDX,EFLAGS], Uses = [EAX] in
|
||||
def MUL32m : I<0xF7, MRM4m, (outs), (ins i32mem:$src),
|
||||
"mul{l}\t$src", []>; // EAX,EDX = EAX*[mem32]
|
||||
"mul{l}\t$src",
|
||||
[]>; // EAX,EDX = EAX*[mem32]
|
||||
}
|
||||
|
||||
let neverHasSideEffects = 1 in {
|
||||
@ -1935,13 +1949,7 @@ let isCommutable = 1 in { // X = ADD Y, Z --> X = ADD Z, Y
|
||||
def ADD8rr : I<0x00, MRMDestReg, (outs GR8 :$dst),
|
||||
(ins GR8 :$src1, GR8 :$src2),
|
||||
"add{b}\t{$src2, $dst|$dst, $src2}",
|
||||
[(set GR8:$dst, (add GR8:$src1, GR8:$src2))]>;
|
||||
|
||||
// Register-Register Addition with Overflow
|
||||
def ADDOvf8rr : I<0x00, MRMDestReg, (outs GR8 :$dst),
|
||||
(ins GR8 :$src1, GR8 :$src2),
|
||||
"add{b}\t{$src2, $dst|$dst, $src2}",
|
||||
[(set GR8:$dst, (X86add_ovf GR8:$src1, GR8:$src2)),
|
||||
[(set GR8:$dst, (add GR8:$src1, GR8:$src2)),
|
||||
(implicit EFLAGS)]>;
|
||||
|
||||
let isConvertibleToThreeAddress = 1 in { // Can transform into LEA.
|
||||
@ -1949,23 +1957,13 @@ let isConvertibleToThreeAddress = 1 in { // Can transform into LEA.
|
||||
def ADD16rr : I<0x01, MRMDestReg, (outs GR16:$dst),
|
||||
(ins GR16:$src1, GR16:$src2),
|
||||
"add{w}\t{$src2, $dst|$dst, $src2}",
|
||||
[(set GR16:$dst, (add GR16:$src1, GR16:$src2))]>, OpSize;
|
||||
[(set GR16:$dst, (add GR16:$src1, GR16:$src2)),
|
||||
(implicit EFLAGS)]>, OpSize;
|
||||
def ADD32rr : I<0x01, MRMDestReg, (outs GR32:$dst),
|
||||
(ins GR32:$src1, GR32:$src2),
|
||||
"add{l}\t{$src2, $dst|$dst, $src2}",
|
||||
[(set GR32:$dst, (add GR32:$src1, GR32:$src2))]>;
|
||||
|
||||
// Register-Register Addition with Overflow
|
||||
def ADDOvf16rr : I<0x01, MRMDestReg, (outs GR16:$dst),
|
||||
(ins GR16:$src1, GR16:$src2),
|
||||
"add{w}\t{$src2, $dst|$dst, $src2}",
|
||||
[(set GR16:$dst, (X86add_ovf GR16:$src1, GR16:$src2)),
|
||||
(implicit EFLAGS)]>, OpSize;
|
||||
def ADDOvf32rr : I<0x01, MRMDestReg, (outs GR32:$dst),
|
||||
(ins GR32:$src1, GR32:$src2),
|
||||
"add{l}\t{$src2, $dst|$dst, $src2}",
|
||||
[(set GR32:$dst, (X86add_ovf GR32:$src1, GR32:$src2)),
|
||||
(implicit EFLAGS)]>;
|
||||
[(set GR32:$dst, (add GR32:$src1, GR32:$src2)),
|
||||
(implicit EFLAGS)]>;
|
||||
} // end isConvertibleToThreeAddress
|
||||
} // end isCommutable
|
||||
|
||||
@ -1973,160 +1971,85 @@ def ADDOvf32rr : I<0x01, MRMDestReg, (outs GR32:$dst),
|
||||
def ADD8rm : I<0x02, MRMSrcMem, (outs GR8 :$dst),
|
||||
(ins GR8 :$src1, i8mem :$src2),
|
||||
"add{b}\t{$src2, $dst|$dst, $src2}",
|
||||
[(set GR8:$dst, (add GR8:$src1, (load addr:$src2)))]>;
|
||||
[(set GR8:$dst, (add GR8:$src1, (load addr:$src2))),
|
||||
(implicit EFLAGS)]>;
|
||||
def ADD16rm : I<0x03, MRMSrcMem, (outs GR16:$dst),
|
||||
(ins GR16:$src1, i16mem:$src2),
|
||||
"add{w}\t{$src2, $dst|$dst, $src2}",
|
||||
[(set GR16:$dst, (add GR16:$src1, (load addr:$src2)))]>,OpSize;
|
||||
[(set GR16:$dst, (add GR16:$src1, (load addr:$src2))),
|
||||
(implicit EFLAGS)]>, OpSize;
|
||||
def ADD32rm : I<0x03, MRMSrcMem, (outs GR32:$dst),
|
||||
(ins GR32:$src1, i32mem:$src2),
|
||||
"add{l}\t{$src2, $dst|$dst, $src2}",
|
||||
[(set GR32:$dst, (add GR32:$src1, (load addr:$src2)))]>;
|
||||
|
||||
// Register-Memory Addition with Overflow
|
||||
def ADDOvf8rm : I<0x02, MRMSrcMem, (outs GR8 :$dst),
|
||||
(ins GR8 :$src1, i8mem :$src2),
|
||||
"add{b}\t{$src2, $dst|$dst, $src2}",
|
||||
[(set GR8:$dst, (X86add_ovf GR8:$src1, (load addr:$src2))),
|
||||
(implicit EFLAGS)]>;
|
||||
def ADDOvf16rm : I<0x03, MRMSrcMem, (outs GR16:$dst),
|
||||
(ins GR16:$src1, i16mem:$src2),
|
||||
"add{w}\t{$src2, $dst|$dst, $src2}",
|
||||
[(set GR16:$dst, (X86add_ovf GR16:$src1, (load addr:$src2))),
|
||||
(implicit EFLAGS)]>, OpSize;
|
||||
def ADDOvf32rm : I<0x03, MRMSrcMem, (outs GR32:$dst),
|
||||
(ins GR32:$src1, i32mem:$src2),
|
||||
"add{l}\t{$src2, $dst|$dst, $src2}",
|
||||
[(set GR32:$dst, (X86add_ovf GR32:$src1, (load addr:$src2))),
|
||||
(implicit EFLAGS)]>;
|
||||
[(set GR32:$dst, (add GR32:$src1, (load addr:$src2))),
|
||||
(implicit EFLAGS)]>;
|
||||
|
||||
// Register-Integer Addition
|
||||
def ADD8ri : Ii8<0x80, MRM0r, (outs GR8:$dst), (ins GR8:$src1, i8imm:$src2),
|
||||
"add{b}\t{$src2, $dst|$dst, $src2}",
|
||||
[(set GR8:$dst, (add GR8:$src1, imm:$src2))]>;
|
||||
|
||||
// Register-Integer Addition with Overflow
|
||||
def ADDOvf8ri : Ii8<0x80, MRM0r, (outs GR8:$dst), (ins GR8:$src1, i8imm:$src2),
|
||||
"add{b}\t{$src2, $dst|$dst, $src2}",
|
||||
[(set GR8:$dst, (X86add_ovf GR8:$src1, imm:$src2)),
|
||||
(implicit EFLAGS)]>;
|
||||
[(set GR8:$dst, (add GR8:$src1, imm:$src2)),
|
||||
(implicit EFLAGS)]>;
|
||||
|
||||
let isConvertibleToThreeAddress = 1 in { // Can transform into LEA.
|
||||
// Register-Integer Addition
|
||||
def ADD16ri : Ii16<0x81, MRM0r, (outs GR16:$dst),
|
||||
(ins GR16:$src1, i16imm:$src2),
|
||||
"add{w}\t{$src2, $dst|$dst, $src2}",
|
||||
[(set GR16:$dst, (add GR16:$src1, imm:$src2))]>, OpSize;
|
||||
[(set GR16:$dst, (add GR16:$src1, imm:$src2)),
|
||||
(implicit EFLAGS)]>, OpSize;
|
||||
def ADD32ri : Ii32<0x81, MRM0r, (outs GR32:$dst),
|
||||
(ins GR32:$src1, i32imm:$src2),
|
||||
"add{l}\t{$src2, $dst|$dst, $src2}",
|
||||
[(set GR32:$dst, (add GR32:$src1, imm:$src2))]>;
|
||||
[(set GR32:$dst, (add GR32:$src1, imm:$src2)),
|
||||
(implicit EFLAGS)]>;
|
||||
def ADD16ri8 : Ii8<0x83, MRM0r, (outs GR16:$dst),
|
||||
(ins GR16:$src1, i16i8imm:$src2),
|
||||
"add{w}\t{$src2, $dst|$dst, $src2}",
|
||||
[(set GR16:$dst, (add GR16:$src1, i16immSExt8:$src2))]>, OpSize;
|
||||
[(set GR16:$dst, (add GR16:$src1, i16immSExt8:$src2)),
|
||||
(implicit EFLAGS)]>, OpSize;
|
||||
def ADD32ri8 : Ii8<0x83, MRM0r, (outs GR32:$dst),
|
||||
(ins GR32:$src1, i32i8imm:$src2),
|
||||
"add{l}\t{$src2, $dst|$dst, $src2}",
|
||||
[(set GR32:$dst, (add GR32:$src1, i32immSExt8:$src2))]>;
|
||||
|
||||
// Register-Integer Addition with Overflow
|
||||
def ADDOvf16ri : Ii16<0x81, MRM0r, (outs GR16:$dst),
|
||||
(ins GR16:$src1, i16imm:$src2),
|
||||
"add{w}\t{$src2, $dst|$dst, $src2}",
|
||||
[(set GR16:$dst, (X86add_ovf GR16:$src1, imm:$src2)),
|
||||
(implicit EFLAGS)]>, OpSize;
|
||||
def ADDOvf32ri : Ii32<0x81, MRM0r, (outs GR32:$dst),
|
||||
(ins GR32:$src1, i32imm:$src2),
|
||||
"add{l}\t{$src2, $dst|$dst, $src2}",
|
||||
[(set GR32:$dst, (X86add_ovf GR32:$src1, imm:$src2)),
|
||||
(implicit EFLAGS)]>;
|
||||
def ADDOvf16ri8 : Ii8<0x83, MRM0r, (outs GR16:$dst),
|
||||
(ins GR16:$src1, i16i8imm:$src2),
|
||||
"add{w}\t{$src2, $dst|$dst, $src2}",
|
||||
[(set GR16:$dst, (X86add_ovf GR16:$src1,
|
||||
i16immSExt8:$src2)),
|
||||
(implicit EFLAGS)]>, OpSize;
|
||||
def ADDOvf32ri8 : Ii8<0x83, MRM0r, (outs GR32:$dst),
|
||||
(ins GR32:$src1, i32i8imm:$src2),
|
||||
"add{l}\t{$src2, $dst|$dst, $src2}",
|
||||
[(set GR32:$dst, (X86add_ovf GR32:$src1,
|
||||
i32immSExt8:$src2)),
|
||||
(implicit EFLAGS)]>;
|
||||
[(set GR32:$dst, (add GR32:$src1, i32immSExt8:$src2)),
|
||||
(implicit EFLAGS)]>;
|
||||
}
|
||||
|
||||
let isTwoAddress = 0 in {
|
||||
// Memory-Register Addition
|
||||
def ADD8mr : I<0x00, MRMDestMem, (outs), (ins i8mem :$dst, GR8 :$src2),
|
||||
def ADD8mr : I<0x00, MRMDestMem, (outs), (ins i8mem:$dst, GR8:$src2),
|
||||
"add{b}\t{$src2, $dst|$dst, $src2}",
|
||||
[(store (add (load addr:$dst), GR8:$src2), addr:$dst)]>;
|
||||
[(store (add (load addr:$dst), GR8:$src2), addr:$dst),
|
||||
(implicit EFLAGS)]>;
|
||||
def ADD16mr : I<0x01, MRMDestMem, (outs), (ins i16mem:$dst, GR16:$src2),
|
||||
"add{w}\t{$src2, $dst|$dst, $src2}",
|
||||
[(store (add (load addr:$dst), GR16:$src2), addr:$dst)]>,
|
||||
OpSize;
|
||||
[(store (add (load addr:$dst), GR16:$src2), addr:$dst),
|
||||
(implicit EFLAGS)]>, OpSize;
|
||||
def ADD32mr : I<0x01, MRMDestMem, (outs), (ins i32mem:$dst, GR32:$src2),
|
||||
"add{l}\t{$src2, $dst|$dst, $src2}",
|
||||
[(store (add (load addr:$dst), GR32:$src2), addr:$dst)]>;
|
||||
[(store (add (load addr:$dst), GR32:$src2), addr:$dst),
|
||||
(implicit EFLAGS)]>;
|
||||
def ADD8mi : Ii8<0x80, MRM0m, (outs), (ins i8mem :$dst, i8imm :$src2),
|
||||
"add{b}\t{$src2, $dst|$dst, $src2}",
|
||||
[(store (add (loadi8 addr:$dst), imm:$src2), addr:$dst)]>;
|
||||
[(store (add (loadi8 addr:$dst), imm:$src2), addr:$dst),
|
||||
(implicit EFLAGS)]>;
|
||||
def ADD16mi : Ii16<0x81, MRM0m, (outs), (ins i16mem:$dst, i16imm:$src2),
|
||||
"add{w}\t{$src2, $dst|$dst, $src2}",
|
||||
[(store (add (loadi16 addr:$dst), imm:$src2), addr:$dst)]>,
|
||||
OpSize;
|
||||
[(store (add (loadi16 addr:$dst), imm:$src2), addr:$dst),
|
||||
(implicit EFLAGS)]>, OpSize;
|
||||
def ADD32mi : Ii32<0x81, MRM0m, (outs), (ins i32mem:$dst, i32imm:$src2),
|
||||
"add{l}\t{$src2, $dst|$dst, $src2}",
|
||||
[(store (add (loadi32 addr:$dst), imm:$src2), addr:$dst)]>;
|
||||
[(store (add (loadi32 addr:$dst), imm:$src2), addr:$dst),
|
||||
(implicit EFLAGS)]>;
|
||||
def ADD16mi8 : Ii8<0x83, MRM0m, (outs), (ins i16mem:$dst, i16i8imm :$src2),
|
||||
"add{w}\t{$src2, $dst|$dst, $src2}",
|
||||
[(store (add (load addr:$dst), i16immSExt8:$src2),
|
||||
addr:$dst)]>, OpSize;
|
||||
[(store (add (load addr:$dst), i16immSExt8:$src2),
|
||||
addr:$dst),
|
||||
(implicit EFLAGS)]>, OpSize;
|
||||
def ADD32mi8 : Ii8<0x83, MRM0m, (outs), (ins i32mem:$dst, i32i8imm :$src2),
|
||||
"add{l}\t{$src2, $dst|$dst, $src2}",
|
||||
[(store (add (load addr:$dst), i32immSExt8:$src2),
|
||||
addr:$dst)]>;
|
||||
|
||||
// Memory-Register Addition with Overflow
|
||||
def ADDOvf8mr : I<0x00, MRMDestMem, (outs), (ins i8mem :$dst, GR8 :$src2),
|
||||
"add{b}\t{$src2, $dst|$dst, $src2}",
|
||||
[(store (X86add_ovf (load addr:$dst), GR8:$src2),
|
||||
addr:$dst),
|
||||
(implicit EFLAGS)]>;
|
||||
def ADDOvf16mr : I<0x01, MRMDestMem, (outs), (ins i16mem:$dst, GR16:$src2),
|
||||
"add{w}\t{$src2, $dst|$dst, $src2}",
|
||||
[(store (X86add_ovf (load addr:$dst), GR16:$src2),
|
||||
addr:$dst),
|
||||
(implicit EFLAGS)]>, OpSize;
|
||||
def ADDOvf32mr : I<0x01, MRMDestMem, (outs), (ins i32mem:$dst, GR32:$src2),
|
||||
"add{l}\t{$src2, $dst|$dst, $src2}",
|
||||
[(store (X86add_ovf (load addr:$dst), GR32:$src2),
|
||||
addr:$dst),
|
||||
(implicit EFLAGS)]>;
|
||||
def ADDOvf8mi : Ii8<0x80, MRM0m, (outs), (ins i8mem :$dst, i8imm :$src2),
|
||||
"add{b}\t{$src2, $dst|$dst, $src2}",
|
||||
[(store (X86add_ovf (loadi8 addr:$dst), imm:$src2),
|
||||
addr:$dst),
|
||||
(implicit EFLAGS)]>;
|
||||
def ADDOvf16mi : Ii16<0x81, MRM0m, (outs), (ins i16mem:$dst, i16imm:$src2),
|
||||
"add{w}\t{$src2, $dst|$dst, $src2}",
|
||||
[(store (X86add_ovf (loadi16 addr:$dst), imm:$src2),
|
||||
addr:$dst),
|
||||
(implicit EFLAGS)]>, OpSize;
|
||||
def ADDOvf32mi : Ii32<0x81, MRM0m, (outs), (ins i32mem:$dst, i32imm:$src2),
|
||||
"add{l}\t{$src2, $dst|$dst, $src2}",
|
||||
[(store (X86add_ovf (loadi32 addr:$dst), imm:$src2),
|
||||
addr:$dst),
|
||||
(implicit EFLAGS)]>;
|
||||
def ADDOvf16mi8 : Ii8<0x83, MRM0m, (outs), (ins i16mem:$dst, i16i8imm :$src2),
|
||||
"add{w}\t{$src2, $dst|$dst, $src2}",
|
||||
[(store (X86add_ovf (load addr:$dst),i16immSExt8:$src2),
|
||||
addr:$dst),
|
||||
(implicit EFLAGS)]>, OpSize;
|
||||
def ADDOvf32mi8 : Ii8<0x83, MRM0m, (outs), (ins i32mem:$dst, i32i8imm :$src2),
|
||||
"add{l}\t{$src2, $dst|$dst, $src2}",
|
||||
[(store (X86add_ovf (load addr:$dst),i32immSExt8:$src2),
|
||||
addr:$dst),
|
||||
(implicit EFLAGS)]>;
|
||||
addr:$dst),
|
||||
(implicit EFLAGS)]>;
|
||||
}
|
||||
|
||||
let Uses = [EFLAGS] in {
|
||||
@ -2161,190 +2084,99 @@ let isTwoAddress = 0 in {
|
||||
// Register-Register Subtraction
|
||||
def SUB8rr : I<0x28, MRMDestReg, (outs GR8:$dst), (ins GR8:$src1, GR8:$src2),
|
||||
"sub{b}\t{$src2, $dst|$dst, $src2}",
|
||||
[(set GR8:$dst, (sub GR8:$src1, GR8:$src2))]>;
|
||||
[(set GR8:$dst, (sub GR8:$src1, GR8:$src2)),
|
||||
(implicit EFLAGS)]>;
|
||||
def SUB16rr : I<0x29, MRMDestReg, (outs GR16:$dst), (ins GR16:$src1,GR16:$src2),
|
||||
"sub{w}\t{$src2, $dst|$dst, $src2}",
|
||||
[(set GR16:$dst, (sub GR16:$src1, GR16:$src2))]>, OpSize;
|
||||
[(set GR16:$dst, (sub GR16:$src1, GR16:$src2)),
|
||||
(implicit EFLAGS)]>, OpSize;
|
||||
def SUB32rr : I<0x29, MRMDestReg, (outs GR32:$dst), (ins GR32:$src1,GR32:$src2),
|
||||
"sub{l}\t{$src2, $dst|$dst, $src2}",
|
||||
[(set GR32:$dst, (sub GR32:$src1, GR32:$src2))]>;
|
||||
|
||||
// Register-Register Subtraction with Overflow
|
||||
def SUBOvf8rr : I<0x28, MRMDestReg, (outs GR8:$dst),
|
||||
(ins GR8:$src1, GR8:$src2),
|
||||
"sub{b}\t{$src2, $dst|$dst, $src2}",
|
||||
[(set GR8:$dst, (X86sub_ovf GR8:$src1, GR8:$src2)),
|
||||
(implicit EFLAGS)]>;
|
||||
def SUBOvf16rr : I<0x29, MRMDestReg, (outs GR16:$dst),
|
||||
(ins GR16:$src1, GR16:$src2),
|
||||
"sub{w}\t{$src2, $dst|$dst, $src2}",
|
||||
[(set GR16:$dst, (X86sub_ovf GR16:$src1, GR16:$src2)),
|
||||
(implicit EFLAGS)]>, OpSize;
|
||||
def SUBOvf32rr : I<0x29, MRMDestReg, (outs GR32:$dst),
|
||||
(ins GR32:$src1, GR32:$src2),
|
||||
"sub{l}\t{$src2, $dst|$dst, $src2}",
|
||||
[(set GR32:$dst, (X86sub_ovf GR32:$src1, GR32:$src2)),
|
||||
(implicit EFLAGS)]>;
|
||||
[(set GR32:$dst, (sub GR32:$src1, GR32:$src2)),
|
||||
(implicit EFLAGS)]>;
|
||||
|
||||
// Register-Memory Subtraction
|
||||
def SUB8rm : I<0x2A, MRMSrcMem, (outs GR8 :$dst),
|
||||
(ins GR8 :$src1, i8mem :$src2),
|
||||
"sub{b}\t{$src2, $dst|$dst, $src2}",
|
||||
[(set GR8:$dst, (sub GR8:$src1, (load addr:$src2)))]>;
|
||||
[(set GR8:$dst, (sub GR8:$src1, (load addr:$src2))),
|
||||
(implicit EFLAGS)]>;
|
||||
def SUB16rm : I<0x2B, MRMSrcMem, (outs GR16:$dst),
|
||||
(ins GR16:$src1, i16mem:$src2),
|
||||
"sub{w}\t{$src2, $dst|$dst, $src2}",
|
||||
[(set GR16:$dst, (sub GR16:$src1, (load addr:$src2)))]>, OpSize;
|
||||
[(set GR16:$dst, (sub GR16:$src1, (load addr:$src2))),
|
||||
(implicit EFLAGS)]>, OpSize;
|
||||
def SUB32rm : I<0x2B, MRMSrcMem, (outs GR32:$dst),
|
||||
(ins GR32:$src1, i32mem:$src2),
|
||||
"sub{l}\t{$src2, $dst|$dst, $src2}",
|
||||
[(set GR32:$dst, (sub GR32:$src1, (load addr:$src2)))]>;
|
||||
|
||||
// Register-Memory Subtraction with Overflow
|
||||
def SUBOvf8rm : I<0x2A, MRMSrcMem, (outs GR8:$dst),
|
||||
(ins GR8:$src1, i8mem:$src2),
|
||||
"sub{b}\t{$src2, $dst|$dst, $src2}",
|
||||
[(set GR8:$dst, (X86sub_ovf GR8:$src1, (load addr:$src2))),
|
||||
(implicit EFLAGS)]>;
|
||||
def SUBOvf16rm : I<0x2B, MRMSrcMem, (outs GR16:$dst),
|
||||
(ins GR16:$src1, i16mem:$src2),
|
||||
"sub{w}\t{$src2, $dst|$dst, $src2}",
|
||||
[(set GR16:$dst, (X86sub_ovf GR16:$src1, (load addr:$src2))),
|
||||
(implicit EFLAGS)]>, OpSize;
|
||||
def SUBOvf32rm : I<0x2B, MRMSrcMem, (outs GR32:$dst),
|
||||
(ins GR32:$src1, i32mem:$src2),
|
||||
"sub{l}\t{$src2, $dst|$dst, $src2}",
|
||||
[(set GR32:$dst, (X86sub_ovf GR32:$src1, (load addr:$src2))),
|
||||
(implicit EFLAGS)]>;
|
||||
[(set GR32:$dst, (sub GR32:$src1, (load addr:$src2))),
|
||||
(implicit EFLAGS)]>;
|
||||
|
||||
// Register-Integer Subtraction
|
||||
def SUB8ri : Ii8 <0x80, MRM5r, (outs GR8:$dst),
|
||||
(ins GR8:$src1, i8imm:$src2),
|
||||
"sub{b}\t{$src2, $dst|$dst, $src2}",
|
||||
[(set GR8:$dst, (sub GR8:$src1, imm:$src2))]>;
|
||||
[(set GR8:$dst, (sub GR8:$src1, imm:$src2)),
|
||||
(implicit EFLAGS)]>;
|
||||
def SUB16ri : Ii16<0x81, MRM5r, (outs GR16:$dst),
|
||||
(ins GR16:$src1, i16imm:$src2),
|
||||
"sub{w}\t{$src2, $dst|$dst, $src2}",
|
||||
[(set GR16:$dst, (sub GR16:$src1, imm:$src2))]>, OpSize;
|
||||
[(set GR16:$dst, (sub GR16:$src1, imm:$src2)),
|
||||
(implicit EFLAGS)]>, OpSize;
|
||||
def SUB32ri : Ii32<0x81, MRM5r, (outs GR32:$dst),
|
||||
(ins GR32:$src1, i32imm:$src2),
|
||||
"sub{l}\t{$src2, $dst|$dst, $src2}",
|
||||
[(set GR32:$dst, (sub GR32:$src1, imm:$src2))]>;
|
||||
[(set GR32:$dst, (sub GR32:$src1, imm:$src2)),
|
||||
(implicit EFLAGS)]>;
|
||||
def SUB16ri8 : Ii8<0x83, MRM5r, (outs GR16:$dst),
|
||||
(ins GR16:$src1, i16i8imm:$src2),
|
||||
"sub{w}\t{$src2, $dst|$dst, $src2}",
|
||||
[(set GR16:$dst, (sub GR16:$src1, i16immSExt8:$src2))]>,
|
||||
OpSize;
|
||||
[(set GR16:$dst, (sub GR16:$src1, i16immSExt8:$src2)),
|
||||
(implicit EFLAGS)]>, OpSize;
|
||||
def SUB32ri8 : Ii8<0x83, MRM5r, (outs GR32:$dst),
|
||||
(ins GR32:$src1, i32i8imm:$src2),
|
||||
"sub{l}\t{$src2, $dst|$dst, $src2}",
|
||||
[(set GR32:$dst, (sub GR32:$src1, i32immSExt8:$src2))]>;
|
||||
|
||||
// Register-Integer Subtraction with Overflow
|
||||
def SUBOvf8ri : Ii8 <0x80, MRM5r, (outs GR8:$dst),
|
||||
(ins GR8:$src1, i8imm:$src2),
|
||||
"sub{b}\t{$src2, $dst|$dst, $src2}",
|
||||
[(set GR8:$dst, (X86sub_ovf GR8:$src1, imm:$src2)),
|
||||
(implicit EFLAGS)]>;
|
||||
def SUBOvf16ri : Ii16<0x81, MRM5r, (outs GR16:$dst),
|
||||
(ins GR16:$src1, i16imm:$src2),
|
||||
"sub{w}\t{$src2, $dst|$dst, $src2}",
|
||||
[(set GR16:$dst, (X86sub_ovf GR16:$src1, imm:$src2)),
|
||||
(implicit EFLAGS)]>, OpSize;
|
||||
def SUBOvf32ri : Ii32<0x81, MRM5r, (outs GR32:$dst),
|
||||
(ins GR32:$src1, i32imm:$src2),
|
||||
"sub{l}\t{$src2, $dst|$dst, $src2}",
|
||||
[(set GR32:$dst, (X86sub_ovf GR32:$src1, imm:$src2)),
|
||||
(implicit EFLAGS)]>;
|
||||
def SUBOvf16ri8 : Ii8<0x83, MRM5r, (outs GR16:$dst),
|
||||
(ins GR16:$src1, i16i8imm:$src2),
|
||||
"sub{w}\t{$src2, $dst|$dst, $src2}",
|
||||
[(set GR16:$dst, (X86sub_ovf GR16:$src1,
|
||||
i16immSExt8:$src2)),
|
||||
(implicit EFLAGS)]>, OpSize;
|
||||
def SUBOvf32ri8 : Ii8<0x83, MRM5r, (outs GR32:$dst),
|
||||
(ins GR32:$src1, i32i8imm:$src2),
|
||||
"sub{l}\t{$src2, $dst|$dst, $src2}",
|
||||
[(set GR32:$dst, (X86sub_ovf GR32:$src1,
|
||||
i32immSExt8:$src2)),
|
||||
(implicit EFLAGS)]>;
|
||||
[(set GR32:$dst, (sub GR32:$src1, i32immSExt8:$src2)),
|
||||
(implicit EFLAGS)]>;
|
||||
|
||||
let isTwoAddress = 0 in {
|
||||
// Memory-Register Subtraction
|
||||
def SUB8mr : I<0x28, MRMDestMem, (outs), (ins i8mem :$dst, GR8 :$src2),
|
||||
"sub{b}\t{$src2, $dst|$dst, $src2}",
|
||||
[(store (sub (load addr:$dst), GR8:$src2), addr:$dst)]>;
|
||||
[(store (sub (load addr:$dst), GR8:$src2), addr:$dst),
|
||||
(implicit EFLAGS)]>;
|
||||
def SUB16mr : I<0x29, MRMDestMem, (outs), (ins i16mem:$dst, GR16:$src2),
|
||||
"sub{w}\t{$src2, $dst|$dst, $src2}",
|
||||
[(store (sub (load addr:$dst), GR16:$src2), addr:$dst)]>,
|
||||
OpSize;
|
||||
[(store (sub (load addr:$dst), GR16:$src2), addr:$dst),
|
||||
(implicit EFLAGS)]>, OpSize;
|
||||
def SUB32mr : I<0x29, MRMDestMem, (outs), (ins i32mem:$dst, GR32:$src2),
|
||||
"sub{l}\t{$src2, $dst|$dst, $src2}",
|
||||
[(store (sub (load addr:$dst), GR32:$src2), addr:$dst)]>;
|
||||
|
||||
// Memory-Register Subtraction with Overflow
|
||||
def SUBOvf8mr : I<0x28, MRMDestMem, (outs), (ins i8mem :$dst, GR8 :$src2),
|
||||
"sub{b}\t{$src2, $dst|$dst, $src2}",
|
||||
[(store (X86sub_ovf (load addr:$dst), GR8:$src2),
|
||||
addr:$dst),
|
||||
(implicit EFLAGS)]>;
|
||||
def SUBOvf16mr : I<0x29, MRMDestMem, (outs), (ins i16mem:$dst, GR16:$src2),
|
||||
"sub{w}\t{$src2, $dst|$dst, $src2}",
|
||||
[(store (X86sub_ovf (load addr:$dst), GR16:$src2),
|
||||
addr:$dst),
|
||||
(implicit EFLAGS)]>, OpSize;
|
||||
def SUBOvf32mr : I<0x29, MRMDestMem, (outs), (ins i32mem:$dst, GR32:$src2),
|
||||
"sub{l}\t{$src2, $dst|$dst, $src2}",
|
||||
[(store (X86sub_ovf (load addr:$dst), GR32:$src2),
|
||||
addr:$dst),
|
||||
(implicit EFLAGS)]>;
|
||||
[(store (sub (load addr:$dst), GR32:$src2), addr:$dst),
|
||||
(implicit EFLAGS)]>;
|
||||
|
||||
// Memory-Integer Subtraction
|
||||
def SUB8mi : Ii8<0x80, MRM5m, (outs), (ins i8mem :$dst, i8imm:$src2),
|
||||
"sub{b}\t{$src2, $dst|$dst, $src2}",
|
||||
[(store (sub (loadi8 addr:$dst), imm:$src2), addr:$dst)]>;
|
||||
[(store (sub (loadi8 addr:$dst), imm:$src2), addr:$dst),
|
||||
(implicit EFLAGS)]>;
|
||||
def SUB16mi : Ii16<0x81, MRM5m, (outs), (ins i16mem:$dst, i16imm:$src2),
|
||||
"sub{w}\t{$src2, $dst|$dst, $src2}",
|
||||
[(store (sub (loadi16 addr:$dst), imm:$src2),addr:$dst)]>,
|
||||
OpSize;
|
||||
[(store (sub (loadi16 addr:$dst), imm:$src2),addr:$dst),
|
||||
(implicit EFLAGS)]>, OpSize;
|
||||
def SUB32mi : Ii32<0x81, MRM5m, (outs), (ins i32mem:$dst, i32imm:$src2),
|
||||
"sub{l}\t{$src2, $dst|$dst, $src2}",
|
||||
[(store (sub (loadi32 addr:$dst), imm:$src2),addr:$dst)]>;
|
||||
[(store (sub (loadi32 addr:$dst), imm:$src2),addr:$dst),
|
||||
(implicit EFLAGS)]>;
|
||||
def SUB16mi8 : Ii8<0x83, MRM5m, (outs), (ins i16mem:$dst, i16i8imm :$src2),
|
||||
"sub{w}\t{$src2, $dst|$dst, $src2}",
|
||||
[(store (sub (load addr:$dst), i16immSExt8:$src2),
|
||||
addr:$dst)]>, OpSize;
|
||||
addr:$dst),
|
||||
(implicit EFLAGS)]>, OpSize;
|
||||
def SUB32mi8 : Ii8<0x83, MRM5m, (outs), (ins i32mem:$dst, i32i8imm :$src2),
|
||||
"sub{l}\t{$src2, $dst|$dst, $src2}",
|
||||
[(store (sub (load addr:$dst), i32immSExt8:$src2),
|
||||
addr:$dst)]>;
|
||||
|
||||
// Memory-Integer Subtraction with Overflow
|
||||
def SUBOvf8mi : Ii8<0x80, MRM5m, (outs), (ins i8mem :$dst, i8imm:$src2),
|
||||
"sub{b}\t{$src2, $dst|$dst, $src2}",
|
||||
[(store (X86sub_ovf (loadi8 addr:$dst), imm:$src2),
|
||||
addr:$dst),
|
||||
(implicit EFLAGS)]>;
|
||||
def SUBOvf16mi : Ii16<0x81, MRM5m, (outs), (ins i16mem:$dst, i16imm:$src2),
|
||||
"sub{w}\t{$src2, $dst|$dst, $src2}",
|
||||
[(store (X86sub_ovf (loadi16 addr:$dst), imm:$src2),
|
||||
addr:$dst),
|
||||
(implicit EFLAGS)]>, OpSize;
|
||||
def SUBOvf32mi : Ii32<0x81, MRM5m, (outs), (ins i32mem:$dst, i32imm:$src2),
|
||||
"sub{l}\t{$src2, $dst|$dst, $src2}",
|
||||
[(store (X86sub_ovf (loadi32 addr:$dst), imm:$src2),
|
||||
addr:$dst),
|
||||
(implicit EFLAGS)]>;
|
||||
def SUBOvf16mi8 : Ii8<0x83, MRM5m, (outs), (ins i16mem:$dst, i16i8imm :$src2),
|
||||
"sub{w}\t{$src2, $dst|$dst, $src2}",
|
||||
[(store (X86sub_ovf (load addr:$dst),i16immSExt8:$src2),
|
||||
addr:$dst),
|
||||
(implicit EFLAGS)]>, OpSize;
|
||||
def SUBOvf32mi8 : Ii8<0x83, MRM5m, (outs), (ins i32mem:$dst, i32i8imm :$src2),
|
||||
"sub{l}\t{$src2, $dst|$dst, $src2}",
|
||||
[(store (X86sub_ovf (load addr:$dst),i32immSExt8:$src2),
|
||||
addr:$dst),
|
||||
(implicit EFLAGS)]>;
|
||||
addr:$dst),
|
||||
(implicit EFLAGS)]>;
|
||||
}
|
||||
|
||||
let Uses = [EFLAGS] in {
|
||||
@ -2380,143 +2212,77 @@ def SBB32ri8 : Ii8<0x83, MRM3r, (outs GR32:$dst), (ins GR32:$src1, i32i8imm:$src
|
||||
|
||||
let Defs = [EFLAGS] in {
|
||||
let isCommutable = 1 in { // X = IMUL Y, Z --> X = IMUL Z, Y
|
||||
// Register-Register Integer Multiply
|
||||
// Register-Register Signed Integer Multiply
|
||||
def IMUL16rr : I<0xAF, MRMSrcReg, (outs GR16:$dst), (ins GR16:$src1,GR16:$src2),
|
||||
"imul{w}\t{$src2, $dst|$dst, $src2}",
|
||||
[(set GR16:$dst, (mul GR16:$src1, GR16:$src2))]>, TB, OpSize;
|
||||
[(set GR16:$dst, (mul GR16:$src1, GR16:$src2)),
|
||||
(implicit EFLAGS)]>, TB, OpSize;
|
||||
def IMUL32rr : I<0xAF, MRMSrcReg, (outs GR32:$dst), (ins GR32:$src1,GR32:$src2),
|
||||
"imul{l}\t{$src2, $dst|$dst, $src2}",
|
||||
[(set GR32:$dst, (mul GR32:$src1, GR32:$src2))]>, TB;
|
||||
|
||||
// Register-Register Integer Multiply
|
||||
def IMULOvf16rr : I<0xAF, MRMSrcReg, (outs GR16:$dst),
|
||||
(ins GR16:$src1, GR16:$src2),
|
||||
"imul{w}\t{$src2, $dst|$dst, $src2}",
|
||||
[(set GR16:$dst, (X86mul_ovf GR16:$src1, GR16:$src2)),
|
||||
(implicit EFLAGS)]>, TB, OpSize;
|
||||
def IMULOvf32rr : I<0xAF, MRMSrcReg, (outs GR32:$dst),
|
||||
(ins GR32:$src1, GR32:$src2),
|
||||
"imul{l}\t{$src2, $dst|$dst, $src2}",
|
||||
[(set GR32:$dst, (X86mul_ovf GR32:$src1, GR32:$src2)),
|
||||
(implicit EFLAGS)]>, TB;
|
||||
[(set GR32:$dst, (mul GR32:$src1, GR32:$src2)),
|
||||
(implicit EFLAGS)]>, TB;
|
||||
}
|
||||
|
||||
// Register-Memory Integer Multiply
|
||||
// Register-Memory Signed Integer Multiply
|
||||
def IMUL16rm : I<0xAF, MRMSrcMem, (outs GR16:$dst),
|
||||
(ins GR16:$src1, i16mem:$src2),
|
||||
"imul{w}\t{$src2, $dst|$dst, $src2}",
|
||||
[(set GR16:$dst, (mul GR16:$src1, (load addr:$src2)))]>,
|
||||
TB, OpSize;
|
||||
[(set GR16:$dst, (mul GR16:$src1, (load addr:$src2))),
|
||||
(implicit EFLAGS)]>, TB, OpSize;
|
||||
def IMUL32rm : I<0xAF, MRMSrcMem, (outs GR32:$dst), (ins GR32:$src1, i32mem:$src2),
|
||||
"imul{l}\t{$src2, $dst|$dst, $src2}",
|
||||
[(set GR32:$dst, (mul GR32:$src1, (load addr:$src2)))]>, TB;
|
||||
|
||||
// Register-Memory Integer Multiply with Overflow
|
||||
def IMULOvf16rm : I<0xAF, MRMSrcMem, (outs GR16:$dst),
|
||||
(ins GR16:$src1, i16mem:$src2),
|
||||
"imul{w}\t{$src2, $dst|$dst, $src2}",
|
||||
[(set GR16:$dst, (X86mul_ovf GR16:$src1,(load addr:$src2))),
|
||||
(implicit EFLAGS)]>,
|
||||
TB, OpSize;
|
||||
def IMULOvf32rm : I<0xAF, MRMSrcMem, (outs GR32:$dst),
|
||||
(ins GR32:$src1, i32mem:$src2),
|
||||
"imul{l}\t{$src2, $dst|$dst, $src2}",
|
||||
[(set GR32:$dst, (X86mul_ovf GR32:$src1,(load addr:$src2))),
|
||||
(implicit EFLAGS)]>, TB;
|
||||
[(set GR32:$dst, (mul GR32:$src1, (load addr:$src2))),
|
||||
(implicit EFLAGS)]>, TB;
|
||||
} // Defs = [EFLAGS]
|
||||
} // end Two Address instructions
|
||||
|
||||
// Suprisingly enough, these are not two address instructions!
|
||||
let Defs = [EFLAGS] in {
|
||||
// Register-Integer Integer Multiply
|
||||
// Register-Integer Signed Integer Multiply
|
||||
def IMUL16rri : Ii16<0x69, MRMSrcReg, // GR16 = GR16*I16
|
||||
(outs GR16:$dst), (ins GR16:$src1, i16imm:$src2),
|
||||
"imul{w}\t{$src2, $src1, $dst|$dst, $src1, $src2}",
|
||||
[(set GR16:$dst, (mul GR16:$src1, imm:$src2))]>, OpSize;
|
||||
[(set GR16:$dst, (mul GR16:$src1, imm:$src2)),
|
||||
(implicit EFLAGS)]>, OpSize;
|
||||
def IMUL32rri : Ii32<0x69, MRMSrcReg, // GR32 = GR32*I32
|
||||
(outs GR32:$dst), (ins GR32:$src1, i32imm:$src2),
|
||||
"imul{l}\t{$src2, $src1, $dst|$dst, $src1, $src2}",
|
||||
[(set GR32:$dst, (mul GR32:$src1, imm:$src2))]>;
|
||||
[(set GR32:$dst, (mul GR32:$src1, imm:$src2)),
|
||||
(implicit EFLAGS)]>;
|
||||
def IMUL16rri8 : Ii8<0x6B, MRMSrcReg, // GR16 = GR16*I8
|
||||
(outs GR16:$dst), (ins GR16:$src1, i16i8imm:$src2),
|
||||
"imul{w}\t{$src2, $src1, $dst|$dst, $src1, $src2}",
|
||||
[(set GR16:$dst, (mul GR16:$src1, i16immSExt8:$src2))]>,
|
||||
OpSize;
|
||||
[(set GR16:$dst, (mul GR16:$src1, i16immSExt8:$src2)),
|
||||
(implicit EFLAGS)]>, OpSize;
|
||||
def IMUL32rri8 : Ii8<0x6B, MRMSrcReg, // GR32 = GR32*I8
|
||||
(outs GR32:$dst), (ins GR32:$src1, i32i8imm:$src2),
|
||||
"imul{l}\t{$src2, $src1, $dst|$dst, $src1, $src2}",
|
||||
[(set GR32:$dst, (mul GR32:$src1, i32immSExt8:$src2))]>;
|
||||
[(set GR32:$dst, (mul GR32:$src1, i32immSExt8:$src2)),
|
||||
(implicit EFLAGS)]>;
|
||||
|
||||
// Register-Integer Integer Multiply with Overflow
|
||||
def IMULOvf16rri : Ii16<0x69, MRMSrcReg, // GR16 = GR16*I16
|
||||
(outs GR16:$dst), (ins GR16:$src1, i16imm:$src2),
|
||||
"imul{w}\t{$src2, $src1, $dst|$dst, $src1, $src2}",
|
||||
[(set GR16:$dst, (X86mul_ovf GR16:$src1, imm:$src2)),
|
||||
(implicit EFLAGS)]>, OpSize;
|
||||
def IMULOvf32rri : Ii32<0x69, MRMSrcReg, // GR32 = GR32*I32
|
||||
(outs GR32:$dst), (ins GR32:$src1, i32imm:$src2),
|
||||
"imul{l}\t{$src2, $src1, $dst|$dst, $src1, $src2}",
|
||||
[(set GR32:$dst, (X86mul_ovf GR32:$src1, imm:$src2)),
|
||||
(implicit EFLAGS)]>;
|
||||
def IMULOvf16rri8 : Ii8<0x6B, MRMSrcReg, // GR16 = GR16*I8
|
||||
(outs GR16:$dst), (ins GR16:$src1, i16i8imm:$src2),
|
||||
"imul{w}\t{$src2, $src1, $dst|$dst, $src1, $src2}",
|
||||
[(set GR16:$dst, (X86mul_ovf GR16:$src1,
|
||||
i16immSExt8:$src2)),
|
||||
(implicit EFLAGS)]>, OpSize;
|
||||
def IMULOvf32rri8 : Ii8<0x6B, MRMSrcReg, // GR32 = GR32*I8
|
||||
(outs GR32:$dst), (ins GR32:$src1, i32i8imm:$src2),
|
||||
"imul{l}\t{$src2, $src1, $dst|$dst, $src1, $src2}",
|
||||
[(set GR32:$dst, (X86mul_ovf GR32:$src1,
|
||||
i32immSExt8:$src2)),
|
||||
(implicit EFLAGS)]>;
|
||||
|
||||
// Memory-Integer Integer Multiply
|
||||
// Memory-Integer Signed Integer Multiply
|
||||
def IMUL16rmi : Ii16<0x69, MRMSrcMem, // GR16 = [mem16]*I16
|
||||
(outs GR16:$dst), (ins i16mem:$src1, i16imm:$src2),
|
||||
"imul{w}\t{$src2, $src1, $dst|$dst, $src1, $src2}",
|
||||
[(set GR16:$dst, (mul (load addr:$src1), imm:$src2))]>,
|
||||
OpSize;
|
||||
[(set GR16:$dst, (mul (load addr:$src1), imm:$src2)),
|
||||
(implicit EFLAGS)]>, OpSize;
|
||||
def IMUL32rmi : Ii32<0x69, MRMSrcMem, // GR32 = [mem32]*I32
|
||||
(outs GR32:$dst), (ins i32mem:$src1, i32imm:$src2),
|
||||
"imul{l}\t{$src2, $src1, $dst|$dst, $src1, $src2}",
|
||||
[(set GR32:$dst, (mul (load addr:$src1), imm:$src2))]>;
|
||||
[(set GR32:$dst, (mul (load addr:$src1), imm:$src2)),
|
||||
(implicit EFLAGS)]>;
|
||||
def IMUL16rmi8 : Ii8<0x6B, MRMSrcMem, // GR16 = [mem16]*I8
|
||||
(outs GR16:$dst), (ins i16mem:$src1, i16i8imm :$src2),
|
||||
"imul{w}\t{$src2, $src1, $dst|$dst, $src1, $src2}",
|
||||
[(set GR16:$dst, (mul (load addr:$src1),
|
||||
i16immSExt8:$src2))]>, OpSize;
|
||||
i16immSExt8:$src2)),
|
||||
(implicit EFLAGS)]>, OpSize;
|
||||
def IMUL32rmi8 : Ii8<0x6B, MRMSrcMem, // GR32 = [mem32]*I8
|
||||
(outs GR32:$dst), (ins i32mem:$src1, i32i8imm: $src2),
|
||||
"imul{l}\t{$src2, $src1, $dst|$dst, $src1, $src2}",
|
||||
[(set GR32:$dst, (mul (load addr:$src1),
|
||||
i32immSExt8:$src2))]>;
|
||||
|
||||
// Memory-Integer Integer Multiply with Overflow
|
||||
def IMULOvf16rmi : Ii16<0x69, MRMSrcMem, // GR16 = [mem16]*I16
|
||||
(outs GR16:$dst), (ins i16mem:$src1, i16imm:$src2),
|
||||
"imul{w}\t{$src2, $src1, $dst|$dst, $src1, $src2}",
|
||||
[(set GR16:$dst, (X86mul_ovf (load addr:$src1),
|
||||
imm:$src2)),
|
||||
(implicit EFLAGS)]>, OpSize;
|
||||
def IMULOvf32rmi : Ii32<0x69, MRMSrcMem, // GR32 = [mem32]*I32
|
||||
(outs GR32:$dst), (ins i32mem:$src1, i32imm:$src2),
|
||||
"imul{l}\t{$src2, $src1, $dst|$dst, $src1, $src2}",
|
||||
[(set GR32:$dst, (X86mul_ovf (load addr:$src1),
|
||||
imm:$src2)),
|
||||
(implicit EFLAGS)]>;
|
||||
def IMULOvf16rmi8 : Ii8<0x6B, MRMSrcMem, // GR16 = [mem16]*I8
|
||||
(outs GR16:$dst), (ins i16mem:$src1, i16i8imm :$src2),
|
||||
"imul{w}\t{$src2, $src1, $dst|$dst, $src1, $src2}",
|
||||
[(set GR16:$dst, (X86mul_ovf (load addr:$src1),
|
||||
i16immSExt8:$src2)),
|
||||
(implicit EFLAGS)]>, OpSize;
|
||||
def IMULOvf32rmi8 : Ii8<0x6B, MRMSrcMem, // GR32 = [mem32]*I8
|
||||
(outs GR32:$dst), (ins i32mem:$src1, i32i8imm: $src2),
|
||||
"imul{l}\t{$src2, $src1, $dst|$dst, $src1, $src2}",
|
||||
[(set GR32:$dst, (X86mul_ovf (load addr:$src1),
|
||||
i32immSExt8:$src2)),
|
||||
(implicit EFLAGS)]>;
|
||||
i32immSExt8:$src2)),
|
||||
(implicit EFLAGS)]>;
|
||||
} // Defs = [EFLAGS]
|
||||
|
||||
//===----------------------------------------------------------------------===//
|
||||
@ -3493,6 +3259,207 @@ def : Pat<(store (shld (loadi16 addr:$dst), (i8 imm:$amt1),
|
||||
GR16:$src2, (i8 imm:$amt2)), addr:$dst),
|
||||
(SHLD16mri8 addr:$dst, GR16:$src2, (i8 imm:$amt1))>;
|
||||
|
||||
//===----------------------------------------------------------------------===//
|
||||
// Overflow Patterns
|
||||
//===----------------------------------------------------------------------===//
|
||||
|
||||
// Register-Register Addition with Overflow
|
||||
def : Pat<(parallel (X86add_ovf GR8:$src1, GR8:$src2),
|
||||
(implicit EFLAGS)),
|
||||
(ADD8rr GR8:$src1, GR8:$src2)>;
|
||||
|
||||
// Register-Register Addition with Overflow
|
||||
def : Pat<(parallel (X86add_ovf GR16:$src1, GR16:$src2),
|
||||
(implicit EFLAGS)),
|
||||
(ADD16rr GR16:$src1, GR16:$src2)>;
|
||||
def : Pat<(parallel (X86add_ovf GR32:$src1, GR32:$src2),
|
||||
(implicit EFLAGS)),
|
||||
(ADD32rr GR32:$src1, GR32:$src2)>;
|
||||
|
||||
// Register-Memory Addition with Overflow
|
||||
def : Pat<(parallel (X86add_ovf GR8:$src1, (load addr:$src2)),
|
||||
(implicit EFLAGS)),
|
||||
(ADD8rm GR8:$src1, addr:$src2)>;
|
||||
def : Pat<(parallel (X86add_ovf GR16:$src1, (load addr:$src2)),
|
||||
(implicit EFLAGS)),
|
||||
(ADD16rm GR16:$src1, addr:$src2)>;
|
||||
def : Pat<(parallel (X86add_ovf GR32:$src1, (load addr:$src2)),
|
||||
(implicit EFLAGS)),
|
||||
(ADD32rm GR32:$src1, addr:$src2)>;
|
||||
|
||||
// Register-Integer Addition with Overflow
|
||||
def : Pat<(parallel (X86add_ovf GR8:$src1, imm:$src2),
|
||||
(implicit EFLAGS)),
|
||||
(ADD8ri GR8:$src1, imm:$src2)>;
|
||||
|
||||
// Register-Integer Addition with Overflow
|
||||
def : Pat<(parallel (X86add_ovf GR16:$src1, imm:$src2),
|
||||
(implicit EFLAGS)),
|
||||
(ADD16ri GR16:$src1, imm:$src2)>;
|
||||
def : Pat<(parallel (X86add_ovf GR32:$src1, imm:$src2),
|
||||
(implicit EFLAGS)),
|
||||
(ADD32ri GR32:$src1, imm:$src2)>;
|
||||
def : Pat<(parallel (X86add_ovf GR16:$src1, i16immSExt8:$src2),
|
||||
(implicit EFLAGS)),
|
||||
(ADD16ri8 GR16:$src1, i16immSExt8:$src2)>;
|
||||
def : Pat<(parallel (X86add_ovf GR32:$src1, i32immSExt8:$src2),
|
||||
(implicit EFLAGS)),
|
||||
(ADD32ri8 GR32:$src1, i32immSExt8:$src2)>;
|
||||
|
||||
// Memory-Register Addition with Overflow
|
||||
def : Pat<(parallel (store (X86add_ovf (load addr:$dst), GR8:$src2),
|
||||
addr:$dst),
|
||||
(implicit EFLAGS)),
|
||||
(ADD8mr addr:$dst, GR8:$src2)>;
|
||||
def : Pat<(parallel (store (X86add_ovf (load addr:$dst), GR16:$src2),
|
||||
addr:$dst),
|
||||
(implicit EFLAGS)),
|
||||
(ADD16mr addr:$dst, GR16:$src2)>;
|
||||
def : Pat<(parallel (store (X86add_ovf (load addr:$dst), GR32:$src2),
|
||||
addr:$dst),
|
||||
(implicit EFLAGS)),
|
||||
(ADD32mr addr:$dst, GR32:$src2)>;
|
||||
def : Pat<(parallel (store (X86add_ovf (loadi8 addr:$dst), imm:$src2),
|
||||
addr:$dst),
|
||||
(implicit EFLAGS)),
|
||||
(ADD8mi addr:$dst, imm:$src2)>;
|
||||
def : Pat<(parallel (store (X86add_ovf (loadi16 addr:$dst), imm:$src2),
|
||||
addr:$dst),
|
||||
(implicit EFLAGS)),
|
||||
(ADD16mi addr:$dst, imm:$src2)>;
|
||||
def : Pat<(parallel (store (X86add_ovf (loadi32 addr:$dst), imm:$src2),
|
||||
addr:$dst),
|
||||
(implicit EFLAGS)),
|
||||
(ADD32mi addr:$dst, imm:$src2)>;
|
||||
def : Pat<(parallel (store (X86add_ovf (load addr:$dst), i16immSExt8:$src2),
|
||||
addr:$dst),
|
||||
(implicit EFLAGS)),
|
||||
(ADD16mi8 addr:$dst, i16immSExt8:$src2)>;
|
||||
def : Pat<(parallel (store (X86add_ovf (load addr:$dst), i32immSExt8:$src2),
|
||||
addr:$dst),
|
||||
(implicit EFLAGS)),
|
||||
(ADD32mi8 addr:$dst, i32immSExt8:$src2)>;
|
||||
|
||||
// Register-Register Subtraction with Overflow
|
||||
def : Pat<(parallel (X86sub_ovf GR8:$src1, GR8:$src2),
|
||||
(implicit EFLAGS)),
|
||||
(SUB8rr GR8:$src1, GR8:$src2)>;
|
||||
def : Pat<(parallel (X86sub_ovf GR16:$src1, GR16:$src2),
|
||||
(implicit EFLAGS)),
|
||||
(SUB16rr GR16:$src1, GR16:$src2)>;
|
||||
def : Pat<(parallel (X86sub_ovf GR32:$src1, GR32:$src2),
|
||||
(implicit EFLAGS)),
|
||||
(SUB32rr GR32:$src1, GR32:$src2)>;
|
||||
|
||||
// Register-Memory Subtraction with Overflow
|
||||
def : Pat<(parallel (X86sub_ovf GR8:$src1, (load addr:$src2)),
|
||||
(implicit EFLAGS)),
|
||||
(SUB8rm GR8:$src1, addr:$src2)>;
|
||||
def : Pat<(parallel (X86sub_ovf GR16:$src1, (load addr:$src2)),
|
||||
(implicit EFLAGS)),
|
||||
(SUB16rm GR16:$src1, addr:$src2)>;
|
||||
def : Pat<(parallel (X86sub_ovf GR32:$src1, (load addr:$src2)),
|
||||
(implicit EFLAGS)),
|
||||
(SUB32rm GR32:$src1, addr:$src2)>;
|
||||
|
||||
// Register-Integer Subtraction with Overflow
|
||||
def : Pat<(parallel (X86sub_ovf GR8:$src1, imm:$src2),
|
||||
(implicit EFLAGS)),
|
||||
(SUB8ri GR8:$src1, imm:$src2)>;
|
||||
def : Pat<(parallel (X86sub_ovf GR16:$src1, imm:$src2),
|
||||
(implicit EFLAGS)),
|
||||
(SUB16ri GR16:$src1, imm:$src2)>;
|
||||
def : Pat<(parallel (X86sub_ovf GR32:$src1, imm:$src2),
|
||||
(implicit EFLAGS)),
|
||||
(SUB32ri GR32:$src1, imm:$src2)>;
|
||||
def : Pat<(parallel (X86sub_ovf GR16:$src1, i16immSExt8:$src2),
|
||||
(implicit EFLAGS)),
|
||||
(SUB16ri8 GR16:$src1, i16immSExt8:$src2)>;
|
||||
def : Pat<(parallel (X86sub_ovf GR32:$src1, i32immSExt8:$src2),
|
||||
(implicit EFLAGS)),
|
||||
(SUB32ri8 GR32:$src1, i32immSExt8:$src2)>;
|
||||
|
||||
// Memory-Register Subtraction with Overflow
|
||||
def : Pat<(parallel (store (X86sub_ovf (load addr:$dst), GR8:$src2),
|
||||
addr:$dst),
|
||||
(implicit EFLAGS)),
|
||||
(SUB8mr addr:$dst, GR8:$src2)>;
|
||||
def : Pat<(parallel (store (X86sub_ovf (load addr:$dst), GR16:$src2),
|
||||
addr:$dst),
|
||||
(implicit EFLAGS)),
|
||||
(SUB16mr addr:$dst, GR16:$src2)>;
|
||||
def : Pat<(parallel (store (X86sub_ovf (load addr:$dst), GR32:$src2),
|
||||
addr:$dst),
|
||||
(implicit EFLAGS)),
|
||||
(SUB32mr addr:$dst, GR32:$src2)>;
|
||||
|
||||
// Memory-Integer Subtraction with Overflow
|
||||
def : Pat<(parallel (store (X86sub_ovf (loadi8 addr:$dst), imm:$src2),
|
||||
addr:$dst),
|
||||
(implicit EFLAGS)),
|
||||
(SUB8mi addr:$dst, imm:$src2)>;
|
||||
def : Pat<(parallel (store (X86sub_ovf (loadi16 addr:$dst), imm:$src2),
|
||||
addr:$dst),
|
||||
(implicit EFLAGS)),
|
||||
(SUB16mi addr:$dst, imm:$src2)>;
|
||||
def : Pat<(parallel (store (X86sub_ovf (loadi32 addr:$dst), imm:$src2),
|
||||
addr:$dst),
|
||||
(implicit EFLAGS)),
|
||||
(SUB32mi addr:$dst, imm:$src2)>;
|
||||
def : Pat<(parallel (store (X86sub_ovf (load addr:$dst), i16immSExt8:$src2),
|
||||
addr:$dst),
|
||||
(implicit EFLAGS)),
|
||||
(SUB16mi8 addr:$dst, i16immSExt8:$src2)>;
|
||||
def : Pat<(parallel (store (X86sub_ovf (load addr:$dst), i32immSExt8:$src2),
|
||||
addr:$dst),
|
||||
(implicit EFLAGS)),
|
||||
(SUB32mi8 addr:$dst, i32immSExt8:$src2)>;
|
||||
|
||||
|
||||
// Register-Register Signed Integer Multiply with Overflow
|
||||
def : Pat<(parallel (X86smul_ovf GR16:$src1, GR16:$src2),
|
||||
(implicit EFLAGS)),
|
||||
(IMUL16rr GR16:$src1, GR16:$src2)>;
|
||||
def : Pat<(parallel (X86smul_ovf GR32:$src1, GR32:$src2),
|
||||
(implicit EFLAGS)),
|
||||
(IMUL32rr GR32:$src1, GR32:$src2)>;
|
||||
|
||||
// Register-Memory Signed Integer Multiply with Overflow
|
||||
def : Pat<(parallel (X86smul_ovf GR16:$src1, (load addr:$src2)),
|
||||
(implicit EFLAGS)),
|
||||
(IMUL16rm GR16:$src1, addr:$src2)>;
|
||||
def : Pat<(parallel (X86smul_ovf GR32:$src1, (load addr:$src2)),
|
||||
(implicit EFLAGS)),
|
||||
(IMUL32rm GR32:$src1, addr:$src2)>;
|
||||
|
||||
// Register-Integer Signed Integer Multiply with Overflow
|
||||
def : Pat<(parallel (X86smul_ovf GR16:$src1, imm:$src2),
|
||||
(implicit EFLAGS)),
|
||||
(IMUL16rri GR16:$src1, imm:$src2)>;
|
||||
def : Pat<(parallel (X86smul_ovf GR32:$src1, imm:$src2),
|
||||
(implicit EFLAGS)),
|
||||
(IMUL32rri GR32:$src1, imm:$src2)>;
|
||||
def : Pat<(parallel (X86smul_ovf GR16:$src1, i16immSExt8:$src2),
|
||||
(implicit EFLAGS)),
|
||||
(IMUL16rri8 GR16:$src1, i16immSExt8:$src2)>;
|
||||
def : Pat<(parallel (X86smul_ovf GR32:$src1, i32immSExt8:$src2),
|
||||
(implicit EFLAGS)),
|
||||
(IMUL32rri8 GR32:$src1, i32immSExt8:$src2)>;
|
||||
|
||||
// Memory-Integer Signed Integer Multiply with Overflow
|
||||
def : Pat<(parallel (X86smul_ovf (load addr:$src1), imm:$src2),
|
||||
(implicit EFLAGS)),
|
||||
(IMUL16rmi addr:$src1, imm:$src2)>;
|
||||
def : Pat<(parallel (X86smul_ovf (load addr:$src1), imm:$src2),
|
||||
(implicit EFLAGS)),
|
||||
(IMUL32rmi addr:$src1, imm:$src2)>;
|
||||
def : Pat<(parallel (X86smul_ovf (load addr:$src1), i16immSExt8:$src2),
|
||||
(implicit EFLAGS)),
|
||||
(IMUL16rmi8 addr:$src1, i16immSExt8:$src2)>;
|
||||
def : Pat<(parallel (X86smul_ovf (load addr:$src1), i32immSExt8:$src2),
|
||||
(implicit EFLAGS)),
|
||||
(IMUL32rmi8 addr:$src1, i32immSExt8:$src2)>;
|
||||
|
||||
//===----------------------------------------------------------------------===//
|
||||
// Floating Point Stack Support
|
||||
//===----------------------------------------------------------------------===//
|
||||
|
||||
@ -1,5 +1,4 @@
|
||||
; RUN: llvm-as < %s | llc -march=x86 | grep {jo} | count 1
|
||||
; RUN: llvm-as < %s | llc -march=x86 | grep {jc} | count 1
|
||||
|
||||
@ok = internal constant [4 x i8] c"%d\0A\00"
|
||||
@no = internal constant [4 x i8] c"no\0A\00"
|
||||
@ -20,22 +19,5 @@ overflow:
|
||||
ret i1 false
|
||||
}
|
||||
|
||||
define i1 @func2(i32 %v1, i32 %v2) nounwind {
|
||||
entry:
|
||||
%t = call {i32, i1} @llvm.umul.with.overflow.i32(i32 %v1, i32 %v2)
|
||||
%sum = extractvalue {i32, i1} %t, 0
|
||||
%obit = extractvalue {i32, i1} %t, 1
|
||||
br i1 %obit, label %carry, label %normal
|
||||
|
||||
normal:
|
||||
%t1 = tail call i32 (i8*, ...)* @printf( i8* getelementptr ([4 x i8]* @ok, i32 0, i32 0), i32 %sum ) nounwind
|
||||
ret i1 true
|
||||
|
||||
carry:
|
||||
%t2 = tail call i32 (i8*, ...)* @printf( i8* getelementptr ([4 x i8]* @no, i32 0, i32 0) ) nounwind
|
||||
ret i1 false
|
||||
}
|
||||
|
||||
declare i32 @printf(i8*, ...) nounwind
|
||||
declare {i32, i1} @llvm.smul.with.overflow.i32(i32, i32)
|
||||
declare {i32, i1} @llvm.umul.with.overflow.i32(i32, i32)
|
||||
26
test/CodeGen/X86/umul-with-carry.ll
Normal file
26
test/CodeGen/X86/umul-with-carry.ll
Normal file
@ -0,0 +1,26 @@
|
||||
; RUN: llvm-as < %s | llc -march=x86 | grep {jc} | count 1
|
||||
; XFAIL: *
|
||||
|
||||
; FIXME: umul-with-overflow not supported yet.
|
||||
|
||||
@ok = internal constant [4 x i8] c"%d\0A\00"
|
||||
@no = internal constant [4 x i8] c"no\0A\00"
|
||||
|
||||
define i1 @func(i32 %v1, i32 %v2) nounwind {
|
||||
entry:
|
||||
%t = call {i32, i1} @llvm.umul.with.overflow.i32(i32 %v1, i32 %v2)
|
||||
%sum = extractvalue {i32, i1} %t, 0
|
||||
%obit = extractvalue {i32, i1} %t, 1
|
||||
br i1 %obit, label %carry, label %normal
|
||||
|
||||
normal:
|
||||
%t1 = tail call i32 (i8*, ...)* @printf( i8* getelementptr ([4 x i8]* @ok, i32 0, i32 0), i32 %sum ) nounwind
|
||||
ret i1 true
|
||||
|
||||
carry:
|
||||
%t2 = tail call i32 (i8*, ...)* @printf( i8* getelementptr ([4 x i8]* @no, i32 0, i32 0) ) nounwind
|
||||
ret i1 false
|
||||
}
|
||||
|
||||
declare i32 @printf(i8*, ...) nounwind
|
||||
declare {i32, i1} @llvm.umul.with.overflow.i32(i32, i32)
|
||||
Loading…
Reference in New Issue
Block a user