diff options
Diffstat (limited to 'lib/Target/Mips/MipsInstrFPU.td')
| -rw-r--r-- | lib/Target/Mips/MipsInstrFPU.td | 68 |
1 files changed, 43 insertions, 25 deletions
diff --git a/lib/Target/Mips/MipsInstrFPU.td b/lib/Target/Mips/MipsInstrFPU.td index b6559452fe..14d8f1e7ba 100644 --- a/lib/Target/Mips/MipsInstrFPU.td +++ b/lib/Target/Mips/MipsInstrFPU.td @@ -47,17 +47,17 @@ def MipsExtractElementF64 : SDNode<"MipsISD::ExtractElementF64", SDT_MipsExtractElementF64>; // Operand for printing out a condition code. -let PrintMethod = "printFCCOperand" in +let PrintMethod = "printFCCOperand", DecoderMethod = "DecodeCondCode" in def condcode : Operand<i32>; //===----------------------------------------------------------------------===// // Feature predicates. //===----------------------------------------------------------------------===// -def IsFP64bit : Predicate<"Subtarget.isFP64bit()">; -def NotFP64bit : Predicate<"!Subtarget.isFP64bit()">; -def IsSingleFloat : Predicate<"Subtarget.isSingleFloat()">; -def IsNotSingleFloat : Predicate<"!Subtarget.isSingleFloat()">; +def IsFP64bit : Predicate<"Subtarget.isFP64bit()">, AssemblerPredicate<"FeatureFP64Bit">; +def NotFP64bit : Predicate<"!Subtarget.isFP64bit()">, AssemblerPredicate<"!FeatureFP64Bit">; +def IsSingleFloat : Predicate<"Subtarget.isSingleFloat()">, AssemblerPredicate<"FeatureSingleFloat">; +def IsNotSingleFloat : Predicate<"!Subtarget.isSingleFloat()">, AssemblerPredicate<"!FeatureSingleFloat">; // FP immediate patterns. def fpimm0 : PatLeaf<(fpimm), [{ @@ -83,6 +83,7 @@ def fpimm0neg : PatLeaf<(fpimm), [{ //===----------------------------------------------------------------------===// // FP load. +let DecoderMethod = "DecodeFMem" in { class FPLoad<bits<6> op, string opstr, RegisterClass RC, Operand MemOpnd>: FMem<op, (outs RC:$ft), (ins MemOpnd:$addr), !strconcat(opstr, "\t$ft, $addr"), [(set RC:$ft, (load_a addr:$addr))], @@ -93,7 +94,7 @@ class FPStore<bits<6> op, string opstr, RegisterClass RC, Operand MemOpnd>: FMem<op, (outs), (ins RC:$ft, MemOpnd:$addr), !strconcat(opstr, "\t$ft, $addr"), [(store_a RC:$ft, addr:$addr)], IIStore>; - +} // FP indexed load. class FPIdxLoad<bits<6> funct, string opstr, RegisterClass DRC, RegisterClass PRC, PatFrag FOp>: @@ -118,11 +119,13 @@ multiclass FFR1_W_M<bits<6> funct, string opstr> { def _D32 : FFR1<funct, 17, opstr, "w.d", FGR32, AFGR64>, Requires<[NotFP64bit]>; def _D64 : FFR1<funct, 17, opstr, "w.d", FGR32, FGR64>, - Requires<[IsFP64bit]>; + Requires<[IsFP64bit]> { + let DecoderNamespace = "Mips64"; + } } // Instructions that convert an FP value to 64-bit fixed point. -let Predicates = [IsFP64bit] in +let Predicates = [IsFP64bit], DecoderNamespace = "Mips64" in multiclass FFR1_L_M<bits<6> funct, string opstr> { def _S : FFR1<funct, 16, opstr, "l.s", FGR64, FGR32>; def _D64 : FFR1<funct, 17, opstr, "l.d", FGR64, FGR64>; @@ -134,7 +137,9 @@ multiclass FFR1P_M<bits<6> funct, string opstr, SDNode OpNode> { def _D32 : FFR1P<funct, 17, opstr, "d", AFGR64, AFGR64, OpNode>, Requires<[NotFP64bit]>; def _D64 : FFR1P<funct, 17, opstr, "d", FGR64, FGR64, OpNode>, - Requires<[IsFP64bit]>; + Requires<[IsFP64bit]> { + let DecoderNamespace = "Mips64"; + } } multiclass FFR2P_M<bits<6> funct, string opstr, SDNode OpNode, bit isComm = 0> { @@ -143,9 +148,11 @@ multiclass FFR2P_M<bits<6> funct, string opstr, SDNode OpNode, bit isComm = 0> { def _D32 : FFR2P<funct, 17, opstr, "d", AFGR64, OpNode>, Requires<[NotFP64bit]>; def _D64 : FFR2P<funct, 17, opstr, "d", FGR64, OpNode>, - Requires<[IsFP64bit]>; + Requires<[IsFP64bit]> { + let DecoderNamespace = "Mips64"; } } +} // FP madd/msub/nmadd/nmsub instruction classes. class FMADDSUB<bits<3> funct, bits<3> fmt, string opstr, string fmtstr, @@ -172,9 +179,11 @@ defm CEIL_L : FFR1_L_M<0xa, "ceil">; defm FLOOR_W : FFR1_W_M<0xf, "floor">; defm FLOOR_L : FFR1_L_M<0xb, "floor">; defm CVT_W : FFR1_W_M<0x24, "cvt">; -defm CVT_L : FFR1_L_M<0x25, "cvt">; +//defm CVT_L : FFR1_L_M<0x25, "cvt">; def CVT_S_W : FFR1<0x20, 20, "cvt", "s.w", FGR32, FGR32>; +def CVT_L_S : FFR1<0x25, 16, "cvt", "l.s", FGR64, FGR32>; +def CVT_L_D64: FFR1<0x25, 17, "cvt", "l.d", FGR64, FGR64>; let Predicates = [NotFP64bit] in { def CVT_S_D32 : FFR1<0x20, 17, "cvt", "s.d", FGR32, AFGR64>; @@ -182,7 +191,7 @@ let Predicates = [NotFP64bit] in { def CVT_D32_S : FFR1<0x21, 16, "cvt", "d.s", AFGR64, FGR32>; } -let Predicates = [IsFP64bit] in { +let Predicates = [IsFP64bit], DecoderNamespace = "Mips64" in { def CVT_S_D64 : FFR1<0x20, 17, "cvt", "s.d", FGR32, FGR64>; def CVT_S_L : FFR1<0x20, 21, "cvt", "s.l", FGR32, FGR64>; def CVT_D64_W : FFR1<0x21, 20, "cvt", "d.w", FGR64, FGR32>; @@ -235,14 +244,20 @@ def FMOV_S : FFR1<0x6, 16, "mov", "s", FGR32, FGR32>; def FMOV_D32 : FFR1<0x6, 17, "mov", "d", AFGR64, AFGR64>, Requires<[NotFP64bit]>; def FMOV_D64 : FFR1<0x6, 17, "mov", "d", FGR64, FGR64>, - Requires<[IsFP64bit]>; + Requires<[IsFP64bit]> { + let DecoderNamespace = "Mips64"; +} /// Floating Point Memory Instructions -let Predicates = [IsN64] in { +let Predicates = [IsN64], DecoderNamespace = "Mips64" in { def LWC1_P8 : FPLoad<0x31, "lwc1", FGR32, mem64>; def SWC1_P8 : FPStore<0x39, "swc1", FGR32, mem64>; - def LDC164_P8 : FPLoad<0x35, "ldc1", FGR64, mem64>; - def SDC164_P8 : FPStore<0x3d, "sdc1", FGR64, mem64>; + def LDC164_P8 : FPLoad<0x35, "ldc1", FGR64, mem64> { + let isCodeGenOnly =1; + } + def SDC164_P8 : FPStore<0x3d, "sdc1", FGR64, mem64> { + let isCodeGenOnly =1; + } } let Predicates = [NotN64] in { @@ -250,7 +265,7 @@ let Predicates = [NotN64] in { def SWC1 : FPStore<0x39, "swc1", FGR32, mem>; } -let Predicates = [NotN64, HasMips64] in { +let Predicates = [NotN64, HasMips64], DecoderNamespace = "Mips64" in { def LDC164 : FPLoad<0x35, "ldc1", FGR64, mem>; def SDC164 : FPStore<0x3d, "sdc1", FGR64, mem>; } @@ -273,13 +288,13 @@ let Predicates = [HasMips32r2, NotMips64] in { def SDXC1 : FPIdxStore<0x9, "sdxc1", AFGR64, CPURegs, store_a>; } -let Predicates = [HasMips64, NotN64] in { +let Predicates = [HasMips64, NotN64], DecoderNamespace="Mips64" in { def LDXC164 : FPIdxLoad<0x1, "ldxc1", FGR64, CPURegs, load_a>; def SDXC164 : FPIdxStore<0x9, "sdxc1", FGR64, CPURegs, store_a>; } // n64 -let Predicates = [IsN64] in { +let Predicates = [IsN64], isCodeGenOnly=1 in { def LWXC1_P8 : FPIdxLoad<0x0, "lwxc1", FGR32, CPU64Regs, load_a>; def LUXC1_P8 : FPIdxLoad<0x5, "luxc1", FGR32, CPU64Regs, load_u>; def LDXC164_P8 : FPIdxLoad<0x1, "ldxc1", FGR64, CPU64Regs, load_a>; @@ -314,12 +329,12 @@ let Predicates = [HasMips32r2, NotFP64bit, NoNaNsFPMath] in { def NMSUB_D32 : FNMADDSUB<0x7, 1, "nmsub", "d", fsub, AFGR64>; } -let Predicates = [HasMips32r2, IsFP64bit] in { +let Predicates = [HasMips32r2, IsFP64bit], isCodeGenOnly=1 in { def MADD_D64 : FMADDSUB<0x4, 1, "madd", "d", fadd, FGR64>; def MSUB_D64 : FMADDSUB<0x5, 1, "msub", "d", fsub, FGR64>; } -let Predicates = [HasMips32r2, IsFP64bit, NoNaNsFPMath] in { +let Predicates = [HasMips32r2, IsFP64bit, NoNaNsFPMath], isCodeGenOnly=1 in { def NMADD_D64 : FNMADDSUB<0x6, 1, "nmadd", "d", fadd, FGR64>; def NMSUB_D64 : FNMADDSUB<0x7, 1, "nmsub", "d", fsub, FGR64>; } @@ -342,9 +357,10 @@ let isBranch=1, isTerminator=1, hasDelaySlot=1, base=0x8, Uses=[FCR31] in let Inst{16} = tf; } +let DecoderMethod = "DecodeBC1" in { def BC1F : FBRANCH<0, 0, MIPS_BRANCH_F, "bc1f">; def BC1T : FBRANCH<0, 1, MIPS_BRANCH_T, "bc1t">; - +} //===----------------------------------------------------------------------===// // Floating Point Flag Conditions //===----------------------------------------------------------------------===// @@ -376,7 +392,9 @@ class FCMP<bits<5> fmt, RegisterClass RC, string typestr> : let Defs=[FCR31] in { def FCMP_S32 : FCMP<0x10, FGR32, "s">; def FCMP_D32 : FCMP<0x11, AFGR64, "d">, Requires<[NotFP64bit]>; - def FCMP_D64 : FCMP<0x11, FGR64, "d">, Requires<[IsFP64bit]>; + def FCMP_D64 : FCMP<0x11, FGR64, "d">, Requires<[IsFP64bit]> { + let DecoderNamespace = "Mips64"; + } } //===----------------------------------------------------------------------===// @@ -438,13 +456,13 @@ let Predicates = [IsFP64bit] in { // Patterns for unaligned floating point loads and stores. let Predicates = [HasMips32r2Or64, NotN64] in { - def : Pat<(f32 (load_u CPURegs:$addr)), (LUXC1 CPURegs:$addr, ZERO)>; + def : Pat<(f32 (load_u CPURegs:$addr)), (LUXC1 CPURegs:$addr, ZERO)>; def : Pat<(store_u FGR32:$src, CPURegs:$addr), (SUXC1 FGR32:$src, CPURegs:$addr, ZERO)>; } let Predicates = [IsN64] in { - def : Pat<(f32 (load_u CPU64Regs:$addr)), (LUXC1_P8 CPU64Regs:$addr, ZERO_64)>; + def : Pat<(f32 (load_u CPU64Regs:$addr)), (LUXC1_P8 CPU64Regs:$addr, ZERO_64)>; def : Pat<(store_u FGR32:$src, CPU64Regs:$addr), (SUXC1_P8 FGR32:$src, CPU64Regs:$addr, ZERO_64)>; } |