diff options
Diffstat (limited to 'llvm/lib')
| -rw-r--r-- | llvm/lib/Target/X86/Disassembler/X86DisassemblerDecoder.c | 36 | ||||
| -rw-r--r-- | llvm/lib/Target/X86/Disassembler/X86DisassemblerDecoderCommon.h | 8 | ||||
| -rw-r--r-- | llvm/lib/Target/X86/X86InstrFMA.td | 15 |
3 files changed, 12 insertions, 47 deletions
diff --git a/llvm/lib/Target/X86/Disassembler/X86DisassemblerDecoder.c b/llvm/lib/Target/X86/Disassembler/X86DisassemblerDecoder.c index 20e61daf39e..70d3163a502 100644 --- a/llvm/lib/Target/X86/Disassembler/X86DisassemblerDecoder.c +++ b/llvm/lib/Target/X86/Disassembler/X86DisassemblerDecoder.c @@ -828,42 +828,6 @@ static int getID(struct InternalInstruction* insn, const void *miiArg) { /* The following clauses compensate for limitations of the tables. */ - if ((attrMask & ATTR_VEXL) && (attrMask & ATTR_REXW) && - !(attrMask & ATTR_OPSIZE)) { - /* - * Some VEX instructions ignore the L-bit, but use the W-bit. Normally L-bit - * has precedence since there are no L-bit with W-bit entries in the tables. - * So if the L-bit isn't significant we should use the W-bit instead. - * We only need to do this if the instruction doesn't specify OpSize since - * there is a VEX_L_W_OPSIZE table. - */ - - const struct InstructionSpecifier *spec; - uint16_t instructionIDWithWBit; - const struct InstructionSpecifier *specWithWBit; - - spec = specifierForUID(instructionID); - - if (getIDWithAttrMask(&instructionIDWithWBit, - insn, - (attrMask & (~ATTR_VEXL)) | ATTR_REXW)) { - insn->instructionID = instructionID; - insn->spec = spec; - return 0; - } - - specWithWBit = specifierForUID(instructionIDWithWBit); - - if (instructionID != instructionIDWithWBit) { - insn->instructionID = instructionIDWithWBit; - insn->spec = specWithWBit; - } else { - insn->instructionID = instructionID; - insn->spec = spec; - } - return 0; - } - if (insn->prefixPresent[0x66] && !(attrMask & ATTR_OPSIZE)) { /* * The instruction tables make no distinction between instructions that diff --git a/llvm/lib/Target/X86/Disassembler/X86DisassemblerDecoderCommon.h b/llvm/lib/Target/X86/Disassembler/X86DisassemblerDecoderCommon.h index d291441aaf4..b2f053b172c 100644 --- a/llvm/lib/Target/X86/Disassembler/X86DisassemblerDecoderCommon.h +++ b/llvm/lib/Target/X86/Disassembler/X86DisassemblerDecoderCommon.h @@ -116,10 +116,10 @@ enum attributeBits { ENUM_ENTRY(IC_VEX_L_XS, 4, "requires VEX and the L and XS prefix")\ ENUM_ENTRY(IC_VEX_L_XD, 4, "requires VEX and the L and XD prefix")\ ENUM_ENTRY(IC_VEX_L_OPSIZE, 4, "requires VEX, L, and OpSize") \ - ENUM_ENTRY(IC_VEX_L_W, 3, "requires VEX, L and W") \ - ENUM_ENTRY(IC_VEX_L_W_XS, 4, "requires VEX, L, W and XS prefix") \ - ENUM_ENTRY(IC_VEX_L_W_XD, 4, "requires VEX, L, W and XD prefix") \ - ENUM_ENTRY(IC_VEX_L_W_OPSIZE, 4, "requires VEX, L, W and OpSize") \ + ENUM_ENTRY(IC_VEX_L_W, 4, "requires VEX, L and W") \ + ENUM_ENTRY(IC_VEX_L_W_XS, 5, "requires VEX, L, W and XS prefix") \ + ENUM_ENTRY(IC_VEX_L_W_XD, 5, "requires VEX, L, W and XD prefix") \ + ENUM_ENTRY(IC_VEX_L_W_OPSIZE, 5, "requires VEX, L, W and OpSize") \ ENUM_ENTRY(IC_EVEX, 1, "requires an EVEX prefix") \ ENUM_ENTRY(IC_EVEX_XS, 2, "requires EVEX and the XS prefix") \ ENUM_ENTRY(IC_EVEX_XD, 2, "requires EVEX and the XD prefix") \ diff --git a/llvm/lib/Target/X86/X86InstrFMA.td b/llvm/lib/Target/X86/X86InstrFMA.td index 79fa7a05ac5..69cd5a568ba 100644 --- a/llvm/lib/Target/X86/X86InstrFMA.td +++ b/llvm/lib/Target/X86/X86InstrFMA.td @@ -206,25 +206,26 @@ multiclass fma4s<bits<8> opc, string OpcodeStr, RegisterClass RC, !strconcat(OpcodeStr, "\t{$src3, $src2, $src1, $dst|$dst, $src1, $src2, $src3}"), [(set RC:$dst, - (OpVT (OpNode RC:$src1, RC:$src2, RC:$src3)))]>, VEX_W, MemOp4; + (OpVT (OpNode RC:$src1, RC:$src2, RC:$src3)))]>, VEX_W, VEX_LIG, MemOp4; def rm : FMA4<opc, MRMSrcMem, (outs RC:$dst), (ins RC:$src1, RC:$src2, x86memop:$src3), !strconcat(OpcodeStr, "\t{$src3, $src2, $src1, $dst|$dst, $src1, $src2, $src3}"), [(set RC:$dst, (OpNode RC:$src1, RC:$src2, - (mem_frag addr:$src3)))]>, VEX_W, MemOp4; + (mem_frag addr:$src3)))]>, VEX_W, VEX_LIG, MemOp4; def mr : FMA4<opc, MRMSrcMem, (outs RC:$dst), (ins RC:$src1, x86memop:$src2, RC:$src3), !strconcat(OpcodeStr, "\t{$src3, $src2, $src1, $dst|$dst, $src1, $src2, $src3}"), [(set RC:$dst, - (OpNode RC:$src1, (mem_frag addr:$src2), RC:$src3))]>; + (OpNode RC:$src1, (mem_frag addr:$src2), RC:$src3))]>, VEX_LIG; // For disassembler let isCodeGenOnly = 1, hasSideEffects = 0 in def rr_REV : FMA4<opc, MRMSrcReg, (outs RC:$dst), (ins RC:$src1, RC:$src2, RC:$src3), !strconcat(OpcodeStr, - "\t{$src3, $src2, $src1, $dst|$dst, $src1, $src2, $src3}"), []>; + "\t{$src3, $src2, $src1, $dst|$dst, $src1, $src2, $src3}"), []>, + VEX_LIG; } multiclass fma4s_int<bits<8> opc, string OpcodeStr, Operand memop, @@ -235,19 +236,19 @@ multiclass fma4s_int<bits<8> opc, string OpcodeStr, Operand memop, !strconcat(OpcodeStr, "\t{$src3, $src2, $src1, $dst|$dst, $src1, $src2, $src3}"), [(set VR128:$dst, - (Int VR128:$src1, VR128:$src2, VR128:$src3))]>, VEX_W, MemOp4; + (Int VR128:$src1, VR128:$src2, VR128:$src3))]>, VEX_W, VEX_LIG, MemOp4; def rm_Int : FMA4<opc, MRMSrcMem, (outs VR128:$dst), (ins VR128:$src1, VR128:$src2, memop:$src3), !strconcat(OpcodeStr, "\t{$src3, $src2, $src1, $dst|$dst, $src1, $src2, $src3}"), [(set VR128:$dst, (Int VR128:$src1, VR128:$src2, - mem_cpat:$src3))]>, VEX_W, MemOp4; + mem_cpat:$src3))]>, VEX_W, VEX_LIG, MemOp4; def mr_Int : FMA4<opc, MRMSrcMem, (outs VR128:$dst), (ins VR128:$src1, memop:$src2, VR128:$src3), !strconcat(OpcodeStr, "\t{$src3, $src2, $src1, $dst|$dst, $src1, $src2, $src3}"), [(set VR128:$dst, - (Int VR128:$src1, mem_cpat:$src2, VR128:$src3))]>; + (Int VR128:$src1, mem_cpat:$src2, VR128:$src3))]>, VEX_LIG; } multiclass fma4p<bits<8> opc, string OpcodeStr, SDNode OpNode, |
