1; NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py 2; RUN: llc -mcpu=pwr9 -mtriple=powerpc64le-unknown-linux-gnu < %s \ 3; RUN: -stop-after=finalize-isel -verify-machineinstrs | FileCheck %s 4 5; Verify if the mayRaiseFPException is set for FCMPD/FCMPS 6define i32 @fcmpu(double %a, double %b) { 7 ; CHECK-LABEL: name: fcmpu 8 ; CHECK: bb.0.entry: 9 ; CHECK: liveins: $f1, $f2 10 ; CHECK: [[COPY:%[0-9]+]]:f8rc = COPY $f2 11 ; CHECK: [[COPY1:%[0-9]+]]:f8rc = COPY $f1 12 ; CHECK: %2:crrc = nofpexcept FCMPUD [[COPY1]], [[COPY]] 13 ; CHECK: [[COPY2:%[0-9]+]]:crbitrc = COPY %2.sub_gt 14 ; CHECK: [[LI8_:%[0-9]+]]:g8rc_and_g8rc_nox0 = LI8 0 15 ; CHECK: [[LI8_1:%[0-9]+]]:g8rc_and_g8rc_nox0 = LI8 1 16 ; CHECK: [[ISEL8_:%[0-9]+]]:g8rc = ISEL8 [[LI8_1]], [[LI8_]], [[COPY2]] 17 ; CHECK: $x3 = COPY [[ISEL8_]] 18 ; CHECK: BLR8 implicit $lr8, implicit $rm, implicit $x3 19entry: 20 %r = fcmp ogt double %a, %b 21 %g = zext i1 %r to i32 22 ret i32 %g 23} 24 25define double @max_typec(double %a, double %b) { 26 ; CHECK-LABEL: name: max_typec 27 ; CHECK: bb.0.entry: 28 ; CHECK: liveins: $f1, $f2 29 ; CHECK: [[COPY:%[0-9]+]]:vsfrc = COPY $f2 30 ; CHECK: [[COPY1:%[0-9]+]]:vsfrc = COPY $f1 31 ; CHECK: %2:vsfrc = nofpexcept XSMAXCDP [[COPY1]], [[COPY]] 32 ; CHECK: $f1 = COPY %2 33 ; CHECK: BLR8 implicit $lr8, implicit $rm, implicit $f1 34entry: 35 %cmp = fcmp ogt double %a, %b 36 %sel = select i1 %cmp, double %a, double %b 37 ret double %sel 38} 39 40; Verify no mayRaiseFPException bit set on fneg & fabs 41define double @fneg(double %a) { 42 ; CHECK-LABEL: name: fneg 43 ; CHECK: bb.0.entry: 44 ; CHECK: liveins: $f1 45 ; CHECK: [[COPY:%[0-9]+]]:vsfrc = COPY $f1 46 ; CHECK: [[XSNEGDP:%[0-9]+]]:vsfrc = XSNEGDP [[COPY]], implicit $rm 47 ; CHECK: $f1 = COPY [[XSNEGDP]] 48 ; CHECK: BLR8 implicit $lr8, implicit $rm, implicit $f1 49entry: 50 %neg = fneg double %a 51 ret double %neg 52} 53 54define double @fabs(double %a) { 55 ; CHECK-LABEL: name: fabs 56 ; CHECK: bb.0.entry: 57 ; CHECK: liveins: $f1 58 ; CHECK: [[COPY:%[0-9]+]]:vsfrc = COPY $f1 59 ; CHECK: [[XSABSDP:%[0-9]+]]:vsfrc = XSABSDP [[COPY]], implicit $rm 60 ; CHECK: $f1 = COPY [[XSABSDP]] 61 ; CHECK: BLR8 implicit $lr8, implicit $rm, implicit $f1 62entry: 63 %abs = call double @llvm.fabs.f64(double %a) 64 ret double %abs 65} 66 67; Verify nofpexcept is set to constrained conversions when ignoring exceptions 68define void @fptoint_nofpexcept(ppc_fp128 %p, fp128 %m, i32* %addr1, i64* %addr2) { 69 ; CHECK-LABEL: name: fptoint_nofpexcept 70 ; CHECK: bb.0.entry: 71 ; CHECK: successors: %bb.1(0x40000000), %bb.2(0x40000000) 72 ; CHECK: liveins: $f1, $f2, $v2, $x7, $x8 73 ; CHECK: [[COPY:%[0-9]+]]:g8rc_and_g8rc_nox0 = COPY $x8 74 ; CHECK: [[COPY1:%[0-9]+]]:g8rc_and_g8rc_nox0 = COPY $x7 75 ; CHECK: [[COPY2:%[0-9]+]]:vrrc = COPY $v2 76 ; CHECK: [[COPY3:%[0-9]+]]:f8rc = COPY $f2 77 ; CHECK: [[COPY4:%[0-9]+]]:f8rc = COPY $f1 78 ; CHECK: %5:vrrc = nofpexcept XSCVQPSWZ [[COPY2]] 79 ; CHECK: [[COPY5:%[0-9]+]]:vslrc = COPY %5 80 ; CHECK: [[COPY6:%[0-9]+]]:vfrc = COPY [[COPY5]].sub_64 81 ; CHECK: [[MFVSRWZ:%[0-9]+]]:gprc = MFVSRWZ killed [[COPY6]] 82 ; CHECK: STW killed [[MFVSRWZ]], 0, [[COPY1]] :: (volatile store 4 into %ir.addr1) 83 ; CHECK: %8:vrrc = nofpexcept XSCVQPUWZ [[COPY2]] 84 ; CHECK: [[COPY7:%[0-9]+]]:vslrc = COPY %8 85 ; CHECK: [[COPY8:%[0-9]+]]:vfrc = COPY [[COPY7]].sub_64 86 ; CHECK: [[MFVSRWZ1:%[0-9]+]]:gprc = MFVSRWZ killed [[COPY8]] 87 ; CHECK: STW killed [[MFVSRWZ1]], 0, [[COPY1]] :: (volatile store 4 into %ir.addr1) 88 ; CHECK: %11:vrrc = nofpexcept XSCVQPSDZ [[COPY2]] 89 ; CHECK: %12:g8rc = nofpexcept MFVRD killed %11 90 ; CHECK: STD killed %12, 0, [[COPY]] :: (volatile store 8 into %ir.addr2) 91 ; CHECK: %13:vrrc = nofpexcept XSCVQPUDZ [[COPY2]] 92 ; CHECK: %14:g8rc = nofpexcept MFVRD killed %13 93 ; CHECK: STD killed %14, 0, [[COPY]] :: (volatile store 8 into %ir.addr2) 94 ; CHECK: [[MFFS:%[0-9]+]]:f8rc = MFFS implicit $rm 95 ; CHECK: MTFSB1 31, implicit-def $rm 96 ; CHECK: MTFSB0 30, implicit-def $rm 97 ; CHECK: %15:f8rc = nofpexcept FADD [[COPY3]], [[COPY4]], implicit $rm 98 ; CHECK: MTFSFb 1, [[MFFS]], implicit-def $rm 99 ; CHECK: %16:vsfrc = nofpexcept XSCVDPSXWS killed %15, implicit $rm 100 ; CHECK: [[MFVSRWZ2:%[0-9]+]]:gprc = MFVSRWZ killed %16 101 ; CHECK: STW killed [[MFVSRWZ2]], 0, [[COPY1]] :: (volatile store 4 into %ir.addr1) 102 ; CHECK: [[ADDIStocHA8_:%[0-9]+]]:g8rc_and_g8rc_nox0 = ADDIStocHA8 $x2, %const.0 103 ; CHECK: [[DFLOADf32_:%[0-9]+]]:vssrc = DFLOADf32 target-flags(ppc-toc-lo) %const.0, killed [[ADDIStocHA8_]] :: (load 4 from constant-pool) 104 ; CHECK: [[COPY9:%[0-9]+]]:f8rc = COPY [[DFLOADf32_]] 105 ; CHECK: [[FCMPOD:%[0-9]+]]:crrc = FCMPOD [[COPY4]], [[COPY9]] 106 ; CHECK: [[COPY10:%[0-9]+]]:crbitrc = COPY [[FCMPOD]].sub_eq 107 ; CHECK: [[XXLXORdpz:%[0-9]+]]:f8rc = XXLXORdpz 108 ; CHECK: [[FCMPOD1:%[0-9]+]]:crrc = FCMPOD [[COPY3]], [[XXLXORdpz]] 109 ; CHECK: [[COPY11:%[0-9]+]]:crbitrc = COPY [[FCMPOD1]].sub_lt 110 ; CHECK: [[CRAND:%[0-9]+]]:crbitrc = CRAND killed [[COPY10]], killed [[COPY11]] 111 ; CHECK: [[COPY12:%[0-9]+]]:crbitrc = COPY [[FCMPOD]].sub_eq 112 ; CHECK: [[COPY13:%[0-9]+]]:crbitrc = COPY [[FCMPOD]].sub_lt 113 ; CHECK: [[CRANDC:%[0-9]+]]:crbitrc = CRANDC killed [[COPY13]], killed [[COPY12]] 114 ; CHECK: [[CROR:%[0-9]+]]:crbitrc = CROR killed [[CRANDC]], killed [[CRAND]] 115 ; CHECK: [[LIS:%[0-9]+]]:gprc_and_gprc_nor0 = LIS 32768 116 ; CHECK: [[LI:%[0-9]+]]:gprc_and_gprc_nor0 = LI 0 117 ; CHECK: [[ISEL:%[0-9]+]]:gprc = ISEL [[LI]], [[LIS]], [[CROR]] 118 ; CHECK: BC [[CROR]], %bb.2 119 ; CHECK: bb.1.entry: 120 ; CHECK: successors: %bb.2(0x80000000) 121 ; CHECK: bb.2.entry: 122 ; CHECK: [[PHI:%[0-9]+]]:f8rc = PHI [[COPY9]], %bb.1, [[XXLXORdpz]], %bb.0 123 ; CHECK: ADJCALLSTACKDOWN 32, 0, implicit-def dead $r1, implicit $r1 124 ; CHECK: $f1 = COPY [[COPY4]] 125 ; CHECK: $f2 = COPY [[COPY3]] 126 ; CHECK: $f3 = COPY [[PHI]] 127 ; CHECK: $f4 = COPY [[XXLXORdpz]] 128 ; CHECK: BL8_NOP &__gcc_qsub, csr_ppc64_altivec, implicit-def dead $lr8, implicit $rm, implicit $f1, implicit $f2, implicit $f3, implicit $f4, implicit $x2, implicit-def $r1, implicit-def $f1, implicit-def $f2 129 ; CHECK: ADJCALLSTACKUP 32, 0, implicit-def dead $r1, implicit $r1 130 ; CHECK: [[COPY14:%[0-9]+]]:f8rc = COPY $f1 131 ; CHECK: [[COPY15:%[0-9]+]]:f8rc = COPY $f2 132 ; CHECK: [[MFFS1:%[0-9]+]]:f8rc = MFFS implicit $rm 133 ; CHECK: MTFSB1 31, implicit-def $rm 134 ; CHECK: MTFSB0 30, implicit-def $rm 135 ; CHECK: %37:f8rc = nofpexcept FADD [[COPY15]], [[COPY14]], implicit $rm 136 ; CHECK: MTFSFb 1, [[MFFS1]], implicit-def $rm 137 ; CHECK: %38:vsfrc = nofpexcept XSCVDPSXWS killed %37, implicit $rm 138 ; CHECK: [[MFVSRWZ3:%[0-9]+]]:gprc = MFVSRWZ killed %38 139 ; CHECK: [[XOR:%[0-9]+]]:gprc = XOR killed [[MFVSRWZ3]], killed [[ISEL]] 140 ; CHECK: STW killed [[XOR]], 0, [[COPY1]] :: (volatile store 4 into %ir.addr1) 141 ; CHECK: BLR8 implicit $lr8, implicit $rm 142entry: 143 %conv1 = tail call i32 @llvm.experimental.constrained.fptosi.i32.f128(fp128 %m, metadata !"fpexcept.ignore") #0 144 store volatile i32 %conv1, i32* %addr1, align 4 145 %conv2 = tail call i32 @llvm.experimental.constrained.fptoui.i32.f128(fp128 %m, metadata !"fpexcept.ignore") #0 146 store volatile i32 %conv2, i32* %addr1, align 4 147 %conv3 = tail call i64 @llvm.experimental.constrained.fptosi.i64.f128(fp128 %m, metadata !"fpexcept.ignore") #0 148 store volatile i64 %conv3, i64* %addr2, align 8 149 %conv4 = tail call i64 @llvm.experimental.constrained.fptoui.i64.f128(fp128 %m, metadata !"fpexcept.ignore") #0 150 store volatile i64 %conv4, i64* %addr2, align 8 151 152 %conv5 = tail call i32 @llvm.experimental.constrained.fptosi.i32.ppcf128(ppc_fp128 %p, metadata !"fpexcept.ignore") #0 153 store volatile i32 %conv5, i32* %addr1, align 4 154 %conv6 = tail call i32 @llvm.experimental.constrained.fptoui.i32.ppcf128(ppc_fp128 %p, metadata !"fpexcept.ignore") #0 155 store volatile i32 %conv6, i32* %addr1, align 4 156 ret void 157} 158 159; Verify nofpexcept is NOT set to constrained conversions 160define signext i32 @q_to_i32(fp128 %m) #0 { 161 ; CHECK-LABEL: name: q_to_i32 162 ; CHECK: bb.0.entry: 163 ; CHECK: liveins: $v2 164 ; CHECK: [[COPY:%[0-9]+]]:vrrc = COPY $v2 165 ; CHECK: [[XSCVQPSWZ:%[0-9]+]]:vrrc = XSCVQPSWZ [[COPY]] 166 ; CHECK: [[COPY1:%[0-9]+]]:vslrc = COPY [[XSCVQPSWZ]] 167 ; CHECK: [[COPY2:%[0-9]+]]:vfrc = COPY [[COPY1]].sub_64 168 ; CHECK: [[MFVSRWZ:%[0-9]+]]:gprc = MFVSRWZ killed [[COPY2]] 169 ; CHECK: [[EXTSW_32_64_:%[0-9]+]]:g8rc = EXTSW_32_64 killed [[MFVSRWZ]] 170 ; CHECK: $x3 = COPY [[EXTSW_32_64_]] 171 ; CHECK: BLR8 implicit $lr8, implicit $rm, implicit $x3 172entry: 173 %conv = tail call i32 @llvm.experimental.constrained.fptosi.i32.f128(fp128 %m, metadata !"fpexcept.strict") #0 174 ret i32 %conv 175} 176 177define i64 @q_to_i64(fp128 %m) #0 { 178 ; CHECK-LABEL: name: q_to_i64 179 ; CHECK: bb.0.entry: 180 ; CHECK: liveins: $v2 181 ; CHECK: [[COPY:%[0-9]+]]:vrrc = COPY $v2 182 ; CHECK: [[XSCVQPSDZ:%[0-9]+]]:vrrc = XSCVQPSDZ [[COPY]] 183 ; CHECK: [[MFVRD:%[0-9]+]]:g8rc = MFVRD killed [[XSCVQPSDZ]] 184 ; CHECK: $x3 = COPY [[MFVRD]] 185 ; CHECK: BLR8 implicit $lr8, implicit $rm, implicit $x3 186entry: 187 %conv = tail call i64 @llvm.experimental.constrained.fptosi.i64.f128(fp128 %m, metadata !"fpexcept.strict") #0 188 ret i64 %conv 189} 190 191define i64 @q_to_u64(fp128 %m) #0 { 192 ; CHECK-LABEL: name: q_to_u64 193 ; CHECK: bb.0.entry: 194 ; CHECK: liveins: $v2 195 ; CHECK: [[COPY:%[0-9]+]]:vrrc = COPY $v2 196 ; CHECK: [[XSCVQPUDZ:%[0-9]+]]:vrrc = XSCVQPUDZ [[COPY]] 197 ; CHECK: [[MFVRD:%[0-9]+]]:g8rc = MFVRD killed [[XSCVQPUDZ]] 198 ; CHECK: $x3 = COPY [[MFVRD]] 199 ; CHECK: BLR8 implicit $lr8, implicit $rm, implicit $x3 200entry: 201 %conv = tail call i64 @llvm.experimental.constrained.fptoui.i64.f128(fp128 %m, metadata !"fpexcept.strict") #0 202 ret i64 %conv 203} 204 205define zeroext i32 @q_to_u32(fp128 %m) #0 { 206 ; CHECK-LABEL: name: q_to_u32 207 ; CHECK: bb.0.entry: 208 ; CHECK: liveins: $v2 209 ; CHECK: [[COPY:%[0-9]+]]:vrrc = COPY $v2 210 ; CHECK: [[XSCVQPUWZ:%[0-9]+]]:vrrc = XSCVQPUWZ [[COPY]] 211 ; CHECK: [[COPY1:%[0-9]+]]:vslrc = COPY [[XSCVQPUWZ]] 212 ; CHECK: [[COPY2:%[0-9]+]]:vfrc = COPY [[COPY1]].sub_64 213 ; CHECK: [[MFVSRWZ:%[0-9]+]]:gprc = MFVSRWZ killed [[COPY2]] 214 ; CHECK: [[DEF:%[0-9]+]]:g8rc = IMPLICIT_DEF 215 ; CHECK: [[INSERT_SUBREG:%[0-9]+]]:g8rc = INSERT_SUBREG [[DEF]], killed [[MFVSRWZ]], %subreg.sub_32 216 ; CHECK: [[RLDICL:%[0-9]+]]:g8rc = RLDICL killed [[INSERT_SUBREG]], 0, 32 217 ; CHECK: $x3 = COPY [[RLDICL]] 218 ; CHECK: BLR8 implicit $lr8, implicit $rm, implicit $x3 219entry: 220 %conv = tail call i32 @llvm.experimental.constrained.fptoui.i32.f128(fp128 %m, metadata !"fpexcept.strict") #0 221 ret i32 %conv 222} 223 224declare double @llvm.fabs.f64(double) 225 226declare i32 @llvm.experimental.constrained.fptosi.i32.f128(fp128, metadata) 227declare i64 @llvm.experimental.constrained.fptosi.i64.f128(fp128, metadata) 228declare i64 @llvm.experimental.constrained.fptoui.i64.f128(fp128, metadata) 229declare i32 @llvm.experimental.constrained.fptoui.i32.f128(fp128, metadata) 230declare i32 @llvm.experimental.constrained.fptosi.i32.ppcf128(ppc_fp128, metadata) 231declare i32 @llvm.experimental.constrained.fptoui.i32.ppcf128(ppc_fp128, metadata) 232 233attributes #0 = { strictfp } 234