X-Git-Url: http://demsky.eecs.uci.edu/git/?a=blobdiff_plain;ds=sidebyside;f=lib%2FTarget%2FMips%2FMipsInstrFPU.td;h=7b7ef9194e5f81fdc5f56a91c4da398b4e564ae8;hb=6cd90d3b216a406861cbe91a08f01d696f3953a6;hp=c107681cf3f9c9095b0e1f77e3d2c09eacdcd7c6;hpb=13517260e38ad5d33dc743388d0045bff88b3e89;p=oota-llvm.git diff --git a/lib/Target/Mips/MipsInstrFPU.td b/lib/Target/Mips/MipsInstrFPU.td index c107681cf3f..7b7ef9194e5 100644 --- a/lib/Target/Mips/MipsInstrFPU.td +++ b/lib/Target/Mips/MipsInstrFPU.td @@ -57,13 +57,13 @@ let PrintMethod = "printFCCOperand", DecoderMethod = "DecodeCondCode" in // Feature predicates. //===----------------------------------------------------------------------===// -def IsFP64bit : Predicate<"Subtarget.isFP64bit()">, +def IsFP64bit : Predicate<"Subtarget->isFP64bit()">, AssemblerPredicate<"FeatureFP64Bit">; -def NotFP64bit : Predicate<"!Subtarget.isFP64bit()">, +def NotFP64bit : Predicate<"!Subtarget->isFP64bit()">, AssemblerPredicate<"!FeatureFP64Bit">; -def IsSingleFloat : Predicate<"Subtarget.isSingleFloat()">, +def IsSingleFloat : Predicate<"Subtarget->isSingleFloat()">, AssemblerPredicate<"FeatureSingleFloat">; -def IsNotSingleFloat : Predicate<"!Subtarget.isSingleFloat()">, +def IsNotSingleFloat : Predicate<"!Subtarget->isSingleFloat()">, AssemblerPredicate<"!FeatureSingleFloat">; //===----------------------------------------------------------------------===// @@ -153,6 +153,15 @@ class MTC1_FT; +class MTC1_64_FT : + InstSE<(outs DstRC:$fs), (ins DstRC:$fs_in, SrcRC:$rt), + !strconcat(opstr, "\t$rt, $fs"), [], Itin, FrmFR, opstr> { + // $fs_in is part of a white lie to work around a widespread bug in the FPU + // implementation. See expandBuildPairF64 for details. + let Constraints = "$fs = $fs_in"; +} + class LW_FT : InstSE<(outs RC:$rt), (ins mem:$addr), !strconcat(opstr, "\t$rt, $addr"), @@ -202,14 +211,14 @@ class SWXC1_FT : + SDPatternOperator Op = null_frag, bit DelaySlot = 1> : InstSE<(outs), (ins FCCRegsOpnd:$fcc, opnd:$offset), !strconcat(opstr, "\t$fcc, $offset"), [(MipsFPBrcond Op, FCCRegsOpnd:$fcc, bb:$offset)], Itin, FrmFI, opstr> { let isBranch = 1; let isTerminator = 1; - let hasDelaySlot = 1; + let hasDelaySlot = DelaySlot; let Defs = [AT]; } @@ -249,11 +258,11 @@ multiclass C_COND_M fmt, def C_NGT_#NAME : C_COND_FT<"ngt", TypeStr, RC, itin>, C_COND_FM; } -defm S : C_COND_M<"s", FGR32Opnd, 16, II_C_CC_S>; -defm D32 : C_COND_M<"d", AFGR64Opnd, 17, II_C_CC_D>, +defm S : C_COND_M<"s", FGR32Opnd, 16, II_C_CC_S>, ISA_MIPS1_NOT_32R6_64R6; +defm D32 : C_COND_M<"d", AFGR64Opnd, 17, II_C_CC_D>, ISA_MIPS1_NOT_32R6_64R6, AdditionalRequires<[NotFP64bit]>; let DecoderNamespace = "Mips64" in -defm D64 : C_COND_M<"d", FGR64Opnd, 17, II_C_CC_D>, +defm D64 : C_COND_M<"d", FGR64Opnd, 17, II_C_CC_D>, ISA_MIPS1_NOT_32R6_64R6, AdditionalRequires<[IsFP64bit]>; //===----------------------------------------------------------------------===// @@ -298,9 +307,9 @@ let DecoderNamespace = "Mips64" in { def CVT_S_W : MMRel, ABSS_FT<"cvt.s.w", FGR32Opnd, FGR32Opnd, II_CVT>, ABSS_FM<0x20, 20>; def CVT_L_S : MMRel, ABSS_FT<"cvt.l.s", FGR64Opnd, FGR32Opnd, II_CVT>, - ABSS_FM<0x25, 16>; + ABSS_FM<0x25, 16>, INSN_MIPS3_32R2; def CVT_L_D64: MMRel, ABSS_FT<"cvt.l.d", FGR64Opnd, FGR64Opnd, II_CVT>, - ABSS_FM<0x25, 17>; + ABSS_FM<0x25, 17>, INSN_MIPS3_32R2; def CVT_S_D32 : MMRel, ABSS_FT<"cvt.s.d", FGR32Opnd, AFGR64Opnd, II_CVT>, ABSS_FM<0x20, 17>, FGR_32; @@ -353,14 +362,22 @@ def MFC1 : MMRel, MFC1_FT<"mfc1", GPR32Opnd, FGR32Opnd, II_MFC1, bitconvert>, MFC1_FM<0>; def MTC1 : MMRel, MTC1_FT<"mtc1", FGR32Opnd, GPR32Opnd, II_MTC1, bitconvert>, MFC1_FM<4>; -def MFHC1 : MMRel, MFC1_FT<"mfhc1", GPR32Opnd, FGRH32Opnd, II_MFHC1>, - MFC1_FM<3>; -def MTHC1 : MMRel, MTC1_FT<"mthc1", FGRH32Opnd, GPR32Opnd, II_MTHC1>, - MFC1_FM<7>; +def MFHC1_D32 : MMRel, MFC1_FT<"mfhc1", GPR32Opnd, AFGR64Opnd, II_MFHC1>, + MFC1_FM<3>, ISA_MIPS32R2, AdditionalRequires<[NotFP64bit]>; +def MFHC1_D64 : MFC1_FT<"mfhc1", GPR32Opnd, FGR64Opnd, II_MFHC1>, + MFC1_FM<3>, ISA_MIPS32R2, AdditionalRequires<[IsFP64bit]> { + let DecoderNamespace = "Mips64"; +} +def MTHC1_D32 : MMRel, MTC1_64_FT<"mthc1", AFGR64Opnd, GPR32Opnd, II_MTHC1>, + MFC1_FM<7>, ISA_MIPS32R2, AdditionalRequires<[NotFP64bit]>; +def MTHC1_D64 : MTC1_64_FT<"mthc1", FGR64Opnd, GPR32Opnd, II_MTHC1>, + MFC1_FM<7>, ISA_MIPS32R2, AdditionalRequires<[IsFP64bit]> { + let DecoderNamespace = "Mips64"; +} def DMFC1 : MFC1_FT<"dmfc1", GPR64Opnd, FGR64Opnd, II_DMFC1, - bitconvert>, MFC1_FM<1>; + bitconvert>, MFC1_FM<1>, ISA_MIPS3; def DMTC1 : MTC1_FT<"dmtc1", FGR64Opnd, GPR64Opnd, II_DMTC1, - bitconvert>, MFC1_FM<5>; + bitconvert>, MFC1_FM<5>, ISA_MIPS3; def FMOV_S : MMRel, ABSS_FT<"mov.s", FGR32Opnd, FGR32Opnd, II_MOV_S>, ABSS_FM<0x6, 16>; @@ -387,45 +404,43 @@ def LDC1 : MMRel, LW_FT<"ldc1", AFGR64Opnd, II_LDC1, load>, LW_FM<0x35>, def SDC1 : MMRel, SW_FT<"sdc1", AFGR64Opnd, II_SDC1, store>, LW_FM<0x3d>, ISA_MIPS2, FGR_32; -/// Cop2 Memory Instructions -def LWC2 : LW_FT<"lwc2", COP2Opnd, NoItinerary, load>, LW_FM<0x32>; -def SWC2 : SW_FT<"swc2", COP2Opnd, NoItinerary, store>, LW_FM<0x3a>; -def LDC2 : LW_FT<"ldc2", COP2Opnd, NoItinerary, load>, LW_FM<0x36>, ISA_MIPS2; -def SDC2 : SW_FT<"sdc2", COP2Opnd, NoItinerary, store>, LW_FM<0x3e>, ISA_MIPS2; - // Indexed loads and stores. // Base register + offset register addressing mode (indicated by "x" in the // instruction mnemonic) is disallowed under NaCl. -let AdditionalPredicates = [IsNotNaCl, HasFPIdx] in { - def LWXC1 : MMRel, LWXC1_FT<"lwxc1", FGR32Opnd, II_LWXC1, load>, LWXC1_FM<0>; - def SWXC1 : MMRel, SWXC1_FT<"swxc1", FGR32Opnd, II_SWXC1, store>, SWXC1_FM<8>; +let AdditionalPredicates = [IsNotNaCl] in { + def LWXC1 : MMRel, LWXC1_FT<"lwxc1", FGR32Opnd, II_LWXC1, load>, LWXC1_FM<0>, + INSN_MIPS4_32R2_NOT_32R6_64R6; + def SWXC1 : MMRel, SWXC1_FT<"swxc1", FGR32Opnd, II_SWXC1, store>, SWXC1_FM<8>, + INSN_MIPS4_32R2_NOT_32R6_64R6; } -let AdditionalPredicates = [HasFPIdx, NotInMicroMips, IsNotNaCl] in { +let AdditionalPredicates = [NotInMicroMips, IsNotNaCl] in { def LDXC1 : LWXC1_FT<"ldxc1", AFGR64Opnd, II_LDXC1, load>, LWXC1_FM<1>, - FGR_32; + INSN_MIPS4_32R2_NOT_32R6_64R6, FGR_32; def SDXC1 : SWXC1_FT<"sdxc1", AFGR64Opnd, II_SDXC1, store>, SWXC1_FM<9>, - FGR_32; + INSN_MIPS4_32R2_NOT_32R6_64R6, FGR_32; } -let AdditionalPredicates = [HasFPIdx], DecoderNamespace="Mips64" in { +let DecoderNamespace="Mips64" in { def LDXC164 : LWXC1_FT<"ldxc1", FGR64Opnd, II_LDXC1, load>, LWXC1_FM<1>, - FGR_64; + INSN_MIPS4_32R2_NOT_32R6_64R6, FGR_64; def SDXC164 : SWXC1_FT<"sdxc1", FGR64Opnd, II_SDXC1, store>, SWXC1_FM<9>, - FGR_64; + INSN_MIPS4_32R2_NOT_32R6_64R6, FGR_64; } // Load/store doubleword indexed unaligned. let AdditionalPredicates = [IsNotNaCl] in { def LUXC1 : MMRel, LWXC1_FT<"luxc1", AFGR64Opnd, II_LUXC1>, LWXC1_FM<0x5>, - FGR_32; + INSN_MIPS5_32R2_NOT_32R6_64R6, FGR_32; def SUXC1 : MMRel, SWXC1_FT<"suxc1", AFGR64Opnd, II_SUXC1>, SWXC1_FM<0xd>, - FGR_32; + INSN_MIPS5_32R2_NOT_32R6_64R6, FGR_32; } let DecoderNamespace="Mips64" in { - def LUXC164 : LWXC1_FT<"luxc1", FGR64Opnd, II_LUXC1>, LWXC1_FM<0x5>, FGR_64; - def SUXC164 : SWXC1_FT<"suxc1", FGR64Opnd, II_SUXC1>, SWXC1_FM<0xd>, FGR_64; + def LUXC164 : LWXC1_FT<"luxc1", FGR64Opnd, II_LUXC1>, LWXC1_FM<0x5>, + INSN_MIPS5_32R2_NOT_32R6_64R6, FGR_64; + def SUXC164 : SWXC1_FT<"suxc1", FGR64Opnd, II_SUXC1>, SWXC1_FM<0xd>, + INSN_MIPS5_32R2_NOT_32R6_64R6, FGR_64; } /// Floating-point Aritmetic @@ -443,42 +458,42 @@ def FSUB_S : MMRel, ADDS_FT<"sub.s", FGR32Opnd, II_SUB_S, 0, fsub>, defm FSUB : ADDS_M<"sub.d", II_SUB_D, 0, fsub>, ADDS_FM<0x01, 17>; def MADD_S : MMRel, MADDS_FT<"madd.s", FGR32Opnd, II_MADD_S, fadd>, - MADDS_FM<4, 0>, ISA_MIPS32R2; + MADDS_FM<4, 0>, INSN_MIPS4_32R2_NOT_32R6_64R6; def MSUB_S : MMRel, MADDS_FT<"msub.s", FGR32Opnd, II_MSUB_S, fsub>, - MADDS_FM<5, 0>, ISA_MIPS32R2; + MADDS_FM<5, 0>, INSN_MIPS4_32R2_NOT_32R6_64R6; let AdditionalPredicates = [NoNaNsFPMath] in { def NMADD_S : MMRel, NMADDS_FT<"nmadd.s", FGR32Opnd, II_NMADD_S, fadd>, - MADDS_FM<6, 0>, ISA_MIPS32R2; + MADDS_FM<6, 0>, INSN_MIPS4_32R2_NOT_32R6_64R6; def NMSUB_S : MMRel, NMADDS_FT<"nmsub.s", FGR32Opnd, II_NMSUB_S, fsub>, - MADDS_FM<7, 0>, ISA_MIPS32R2; + MADDS_FM<7, 0>, INSN_MIPS4_32R2_NOT_32R6_64R6; } def MADD_D32 : MMRel, MADDS_FT<"madd.d", AFGR64Opnd, II_MADD_D, fadd>, - MADDS_FM<4, 1>, ISA_MIPS32R2, FGR_32; + MADDS_FM<4, 1>, INSN_MIPS4_32R2_NOT_32R6_64R6, FGR_32; def MSUB_D32 : MMRel, MADDS_FT<"msub.d", AFGR64Opnd, II_MSUB_D, fsub>, - MADDS_FM<5, 1>, ISA_MIPS32R2, FGR_32; + MADDS_FM<5, 1>, INSN_MIPS4_32R2_NOT_32R6_64R6, FGR_32; let AdditionalPredicates = [NoNaNsFPMath] in { def NMADD_D32 : MMRel, NMADDS_FT<"nmadd.d", AFGR64Opnd, II_NMADD_D, fadd>, - MADDS_FM<6, 1>, ISA_MIPS32R2, FGR_32; + MADDS_FM<6, 1>, INSN_MIPS4_32R2_NOT_32R6_64R6, FGR_32; def NMSUB_D32 : MMRel, NMADDS_FT<"nmsub.d", AFGR64Opnd, II_NMSUB_D, fsub>, - MADDS_FM<7, 1>, ISA_MIPS32R2, FGR_32; + MADDS_FM<7, 1>, INSN_MIPS4_32R2_NOT_32R6_64R6, FGR_32; } -let isCodeGenOnly=1 in { +let DecoderNamespace = "Mips64" in { def MADD_D64 : MADDS_FT<"madd.d", FGR64Opnd, II_MADD_D, fadd>, - MADDS_FM<4, 1>, ISA_MIPS32R2, FGR_64; + MADDS_FM<4, 1>, INSN_MIPS4_32R2_NOT_32R6_64R6, FGR_64; def MSUB_D64 : MADDS_FT<"msub.d", FGR64Opnd, II_MSUB_D, fsub>, - MADDS_FM<5, 1>, ISA_MIPS32R2, FGR_64; + MADDS_FM<5, 1>, INSN_MIPS4_32R2_NOT_32R6_64R6, FGR_64; } let AdditionalPredicates = [NoNaNsFPMath], - isCodeGenOnly=1 in { + DecoderNamespace = "Mips64" in { def NMADD_D64 : NMADDS_FT<"nmadd.d", FGR64Opnd, II_NMADD_D, fadd>, - MADDS_FM<6, 1>, ISA_MIPS32R2, FGR_64; + MADDS_FM<6, 1>, INSN_MIPS4_32R2_NOT_32R6_64R6, FGR_64; def NMSUB_D64 : NMADDS_FT<"nmsub.d", FGR64Opnd, II_NMSUB_D, fsub>, - MADDS_FM<7, 1>, ISA_MIPS32R2, FGR_64; + MADDS_FM<7, 1>, INSN_MIPS4_32R2_NOT_32R6_64R6, FGR_64; } //===----------------------------------------------------------------------===// @@ -490,39 +505,22 @@ def MIPS_BRANCH_F : PatLeaf<(i32 0)>; def MIPS_BRANCH_T : PatLeaf<(i32 1)>; def BC1F : MMRel, BC1F_FT<"bc1f", brtarget, IIBranch, MIPS_BRANCH_F>, - BC1F_FM<0, 0>; + BC1F_FM<0, 0>, ISA_MIPS1_NOT_32R6_64R6; +def BC1FL : MMRel, BC1F_FT<"bc1fl", brtarget, IIBranch, MIPS_BRANCH_F, 0>, + BC1F_FM<1, 0>, ISA_MIPS2_NOT_32R6_64R6; def BC1T : MMRel, BC1F_FT<"bc1t", brtarget, IIBranch, MIPS_BRANCH_T>, - BC1F_FM<0, 1>; - -//===----------------------------------------------------------------------===// -// Floating Point Flag Conditions -//===----------------------------------------------------------------------===// -// Mips condition codes. They must correspond to condcode in MipsInstrInfo.h. -// They must be kept in synch. -def MIPS_FCOND_F : PatLeaf<(i32 0)>; -def MIPS_FCOND_UN : PatLeaf<(i32 1)>; -def MIPS_FCOND_OEQ : PatLeaf<(i32 2)>; -def MIPS_FCOND_UEQ : PatLeaf<(i32 3)>; -def MIPS_FCOND_OLT : PatLeaf<(i32 4)>; -def MIPS_FCOND_ULT : PatLeaf<(i32 5)>; -def MIPS_FCOND_OLE : PatLeaf<(i32 6)>; -def MIPS_FCOND_ULE : PatLeaf<(i32 7)>; -def MIPS_FCOND_SF : PatLeaf<(i32 8)>; -def MIPS_FCOND_NGLE : PatLeaf<(i32 9)>; -def MIPS_FCOND_SEQ : PatLeaf<(i32 10)>; -def MIPS_FCOND_NGL : PatLeaf<(i32 11)>; -def MIPS_FCOND_LT : PatLeaf<(i32 12)>; -def MIPS_FCOND_NGE : PatLeaf<(i32 13)>; -def MIPS_FCOND_LE : PatLeaf<(i32 14)>; -def MIPS_FCOND_NGT : PatLeaf<(i32 15)>; + BC1F_FM<0, 1>, ISA_MIPS1_NOT_32R6_64R6; +def BC1TL : MMRel, BC1F_FT<"bc1tl", brtarget, IIBranch, MIPS_BRANCH_T, 0>, + BC1F_FM<1, 1>, ISA_MIPS2_NOT_32R6_64R6; /// Floating Point Compare -def FCMP_S32 : MMRel, CEQS_FT<"s", FGR32, II_C_CC_S, MipsFPCmp>, CEQS_FM<16>; +def FCMP_S32 : MMRel, CEQS_FT<"s", FGR32, II_C_CC_S, MipsFPCmp>, CEQS_FM<16>, + ISA_MIPS1_NOT_32R6_64R6; def FCMP_D32 : MMRel, CEQS_FT<"d", AFGR64, II_C_CC_D, MipsFPCmp>, CEQS_FM<17>, - AdditionalRequires<[NotFP64bit]>; + ISA_MIPS1_NOT_32R6_64R6, AdditionalRequires<[NotFP64bit]>; let DecoderNamespace = "Mips64" in def FCMP_D64 : CEQS_FT<"d", FGR64, II_C_CC_D, MipsFPCmp>, CEQS_FM<17>, - AdditionalRequires<[IsFP64bit]>; + ISA_MIPS1_NOT_32R6_64R6, AdditionalRequires<[IsFP64bit]>; //===----------------------------------------------------------------------===// // Floating Point Pseudo-Instructions @@ -555,8 +553,14 @@ def ExtractElementF64_64 : ExtractElementF64Base, //===----------------------------------------------------------------------===// // InstAliases. //===----------------------------------------------------------------------===// -def : InstAlias<"bc1t $offset", (BC1T FCC0, brtarget:$offset)>; -def : InstAlias<"bc1f $offset", (BC1F FCC0, brtarget:$offset)>; +def : MipsInstAlias<"bc1t $offset", (BC1T FCC0, brtarget:$offset)>, + ISA_MIPS1_NOT_32R6_64R6; +def : MipsInstAlias<"bc1tl $offset", (BC1TL FCC0, brtarget:$offset)>, + ISA_MIPS2_NOT_32R6_64R6; +def : MipsInstAlias<"bc1f $offset", (BC1F FCC0, brtarget:$offset)>, + ISA_MIPS1_NOT_32R6_64R6; +def : MipsInstAlias<"bc1fl $offset", (BC1FL FCC0, brtarget:$offset)>, + ISA_MIPS2_NOT_32R6_64R6; //===----------------------------------------------------------------------===// // Floating Point Patterns