1148 lines
41 KiB
LLVM
1148 lines
41 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --version 2
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; RUN: opt < %s -S -passes=instsimplify | FileCheck %s
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; largest unsigned i15 = 2^15 - 1 = 32767
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; largest half (max exponent = 15 -> 2^15 * (1 + 1023/1024) = 65504
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define i1 @isKnownNeverInfinity_uitofp(i15 %x) {
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; CHECK-LABEL: define i1 @isKnownNeverInfinity_uitofp
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; CHECK-SAME: (i15 [[X:%.*]]) {
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; CHECK-NEXT: ret i1 true
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;
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%f = uitofp i15 %x to half
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%r = fcmp une half %f, 0xH7c00
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ret i1 %r
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}
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; negative test
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define i1 @isNotKnownNeverInfinity_uitofp(i16 %x) {
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; CHECK-LABEL: define i1 @isNotKnownNeverInfinity_uitofp
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; CHECK-SAME: (i16 [[X:%.*]]) {
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; CHECK-NEXT: [[F:%.*]] = uitofp i16 [[X]] to half
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; CHECK-NEXT: [[R:%.*]] = fcmp une half [[F]], 0xH7C00
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; CHECK-NEXT: ret i1 [[R]]
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;
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%f = uitofp i16 %x to half
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%r = fcmp une half %f, 0xH7c00
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ret i1 %r
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}
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define i1 @isKnownNeverNegativeInfinity_uitofp(i15 %x) {
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; CHECK-LABEL: define i1 @isKnownNeverNegativeInfinity_uitofp
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; CHECK-SAME: (i15 [[X:%.*]]) {
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; CHECK-NEXT: ret i1 false
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;
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%f = uitofp i15 %x to half
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%r = fcmp oeq half %f, 0xHfc00
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ret i1 %r
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}
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; uitofp can't be negative, so this still works.
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define i1 @isNotKnownNeverNegativeInfinity_uitofp(i16 %x) {
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; CHECK-LABEL: define i1 @isNotKnownNeverNegativeInfinity_uitofp
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; CHECK-SAME: (i16 [[X:%.*]]) {
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; CHECK-NEXT: ret i1 false
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;
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%f = uitofp i16 %x to half
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%r = fcmp oeq half %f, 0xHfc00
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ret i1 %r
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}
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; largest magnitude signed i16 = 2^15 - 1 = 32767 --> -32768
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; largest half (max exponent = 15 -> 2^15 * (1 + 1023/1024) = 65504
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define i1 @isKnownNeverInfinity_sitofp(i16 %x) {
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; CHECK-LABEL: define i1 @isKnownNeverInfinity_sitofp
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; CHECK-SAME: (i16 [[X:%.*]]) {
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; CHECK-NEXT: ret i1 true
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;
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%f = sitofp i16 %x to half
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%r = fcmp une half %f, 0xH7c00
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ret i1 %r
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}
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; negative test
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define i1 @isNotKnownNeverInfinity_sitofp(i17 %x) {
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; CHECK-LABEL: define i1 @isNotKnownNeverInfinity_sitofp
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; CHECK-SAME: (i17 [[X:%.*]]) {
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; CHECK-NEXT: [[F:%.*]] = sitofp i17 [[X]] to half
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; CHECK-NEXT: [[R:%.*]] = fcmp une half [[F]], 0xH7C00
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; CHECK-NEXT: ret i1 [[R]]
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;
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%f = sitofp i17 %x to half
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%r = fcmp une half %f, 0xH7c00
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ret i1 %r
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}
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define i1 @isKnownNeverNegativeInfinity_sitofp(i16 %x) {
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; CHECK-LABEL: define i1 @isKnownNeverNegativeInfinity_sitofp
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; CHECK-SAME: (i16 [[X:%.*]]) {
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; CHECK-NEXT: ret i1 false
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;
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%f = sitofp i16 %x to half
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%r = fcmp oeq half %f, 0xHfc00
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ret i1 %r
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}
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; negative test
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define i1 @isNotKnownNeverNegativeInfinity_sitofp(i17 %x) {
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; CHECK-LABEL: define i1 @isNotKnownNeverNegativeInfinity_sitofp
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; CHECK-SAME: (i17 [[X:%.*]]) {
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; CHECK-NEXT: [[F:%.*]] = sitofp i17 [[X]] to half
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; CHECK-NEXT: [[R:%.*]] = fcmp oeq half [[F]], 0xHFC00
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; CHECK-NEXT: ret i1 [[R]]
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;
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%f = sitofp i17 %x to half
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%r = fcmp oeq half %f, 0xHfc00
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ret i1 %r
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}
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define i1 @isKnownNeverInfinity_fpext(float %x) {
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; CHECK-LABEL: define i1 @isKnownNeverInfinity_fpext
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; CHECK-SAME: (float [[X:%.*]]) {
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; CHECK-NEXT: ret i1 true
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;
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%a = fadd ninf float %x, 1.0
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%e = fpext float %a to double
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%r = fcmp une double %e, 0x7ff0000000000000
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ret i1 %r
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}
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define i1 @isKnownNeverInfinity_fpext_sitofp(i16 %x) {
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; CHECK-LABEL: define i1 @isKnownNeverInfinity_fpext_sitofp
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; CHECK-SAME: (i16 [[X:%.*]]) {
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; CHECK-NEXT: ret i1 false
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;
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%f = sitofp i16 %x to half
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%e = fpext half %f to double
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%r = fcmp oeq double %e, 0xfff0000000000000
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ret i1 %r
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}
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define i1 @isKnownNeverInfinity_fptrunc(double %x) {
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; CHECK-LABEL: define i1 @isKnownNeverInfinity_fptrunc
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; CHECK-SAME: (double [[X:%.*]]) {
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; CHECK-NEXT: [[A:%.*]] = fadd ninf double [[X]], 1.000000e+00
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; CHECK-NEXT: [[E:%.*]] = fptrunc double [[A]] to float
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; CHECK-NEXT: [[R:%.*]] = fcmp une float [[E]], 0x7FF0000000000000
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; CHECK-NEXT: ret i1 [[R]]
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;
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%a = fadd ninf double %x, 1.0
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%e = fptrunc double %a to float
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%r = fcmp une float %e, 0x7FF0000000000000
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ret i1 %r
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}
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define i1 @isNotKnownNeverInfinity_fptrunc(double %unknown) {
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; CHECK-LABEL: define i1 @isNotKnownNeverInfinity_fptrunc
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; CHECK-SAME: (double [[UNKNOWN:%.*]]) {
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; CHECK-NEXT: [[E:%.*]] = fptrunc double [[UNKNOWN]] to float
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; CHECK-NEXT: [[R:%.*]] = fcmp une float [[E]], 0x7FF0000000000000
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; CHECK-NEXT: ret i1 [[R]]
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;
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%e = fptrunc double %unknown to float
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%r = fcmp une float %e, 0x7FF0000000000000
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ret i1 %r
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}
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define i1 @isKnownNeverInfinity_canonicalize(double %x) {
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; CHECK-LABEL: define i1 @isKnownNeverInfinity_canonicalize
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; CHECK-SAME: (double [[X:%.*]]) {
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; CHECK-NEXT: ret i1 true
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;
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%a = fadd ninf double %x, 1.0
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%e = call double @llvm.canonicalize.f64(double %a)
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%r = fcmp une double %e, 0x7ff0000000000000
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ret i1 %r
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}
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define i1 @isNotKnownNeverInfinity_canonicalize(double %x) {
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; CHECK-LABEL: define i1 @isNotKnownNeverInfinity_canonicalize
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; CHECK-SAME: (double [[X:%.*]]) {
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; CHECK-NEXT: [[E:%.*]] = call double @llvm.canonicalize.f64(double [[X]])
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; CHECK-NEXT: [[R:%.*]] = fcmp une double [[E]], 0x7FF0000000000000
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; CHECK-NEXT: ret i1 [[R]]
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;
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%e = call double @llvm.canonicalize.f64(double %x)
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%r = fcmp une double %e, 0x7ff0000000000000
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ret i1 %r
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}
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define i1 @isKnownNeverInfinity_fabs(double %x) {
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; CHECK-LABEL: define i1 @isKnownNeverInfinity_fabs
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; CHECK-SAME: (double [[X:%.*]]) {
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; CHECK-NEXT: ret i1 true
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;
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%a = fadd ninf double %x, 1.0
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%e = call double @llvm.fabs.f64(double %a)
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%r = fcmp une double %e, 0x7ff0000000000000
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ret i1 %r
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}
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define i1 @isNotKnownNeverInfinity_fabs(double %x) {
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; CHECK-LABEL: define i1 @isNotKnownNeverInfinity_fabs
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; CHECK-SAME: (double [[X:%.*]]) {
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; CHECK-NEXT: [[E:%.*]] = call double @llvm.fabs.f64(double [[X]])
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; CHECK-NEXT: [[R:%.*]] = fcmp une double [[E]], 0x7FF0000000000000
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; CHECK-NEXT: ret i1 [[R]]
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;
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%e = call double @llvm.fabs.f64(double %x)
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%r = fcmp une double %e, 0x7ff0000000000000
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ret i1 %r
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}
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define i1 @isKnownNeverInfinity_fneg(double %x) {
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; CHECK-LABEL: define i1 @isKnownNeverInfinity_fneg
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; CHECK-SAME: (double [[X:%.*]]) {
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; CHECK-NEXT: ret i1 true
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;
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%a = fadd ninf double %x, 1.0
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%e = fneg double %a
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%r = fcmp une double %e, 0x7ff0000000000000
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ret i1 %r
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}
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define i1 @isNotKnownNeverInfinity_fneg(double %x) {
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; CHECK-LABEL: define i1 @isNotKnownNeverInfinity_fneg
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; CHECK-SAME: (double [[X:%.*]]) {
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; CHECK-NEXT: [[E:%.*]] = fneg double [[X]]
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; CHECK-NEXT: [[R:%.*]] = fcmp une double [[E]], 0x7FF0000000000000
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; CHECK-NEXT: ret i1 [[R]]
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;
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%e = fneg double %x
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%r = fcmp une double %e, 0x7ff0000000000000
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ret i1 %r
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}
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define i1 @isKnownNeverInfinity_copysign(double %x, double %sign) {
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; CHECK-LABEL: define i1 @isKnownNeverInfinity_copysign
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; CHECK-SAME: (double [[X:%.*]], double [[SIGN:%.*]]) {
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; CHECK-NEXT: ret i1 true
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;
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%a = fadd ninf double %x, 1.0
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%e = call double @llvm.copysign.f64(double %a, double %sign)
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%r = fcmp une double %e, 0x7ff0000000000000
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ret i1 %r
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}
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define i1 @isNotKnownNeverInfinity_copysign(double %x, double %sign) {
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; CHECK-LABEL: define i1 @isNotKnownNeverInfinity_copysign
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; CHECK-SAME: (double [[X:%.*]], double [[SIGN:%.*]]) {
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; CHECK-NEXT: [[E:%.*]] = call double @llvm.copysign.f64(double [[X]], double [[SIGN]])
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; CHECK-NEXT: [[R:%.*]] = fcmp une double [[E]], 0x7FF0000000000000
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; CHECK-NEXT: ret i1 [[R]]
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;
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%e = call double @llvm.copysign.f64(double %x, double %sign)
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%r = fcmp une double %e, 0x7ff0000000000000
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ret i1 %r
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}
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define i1 @isKnownNeverInfinity_arithmetic_fence(double %x) {
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; CHECK-LABEL: define i1 @isKnownNeverInfinity_arithmetic_fence
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; CHECK-SAME: (double [[X:%.*]]) {
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; CHECK-NEXT: ret i1 true
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;
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%a = fadd ninf double %x, 1.0
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%e = call double @llvm.arithmetic.fence.f64(double %a)
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%r = fcmp une double %e, 0x7ff0000000000000
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ret i1 %r
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}
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define i1 @isNotKnownNeverInfinity_arithmetic_fence(double %x) {
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; CHECK-LABEL: define i1 @isNotKnownNeverInfinity_arithmetic_fence
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; CHECK-SAME: (double [[X:%.*]]) {
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; CHECK-NEXT: [[E:%.*]] = call double @llvm.arithmetic.fence.f64(double [[X]])
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; CHECK-NEXT: [[R:%.*]] = fcmp une double [[E]], 0x7FF0000000000000
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; CHECK-NEXT: ret i1 [[R]]
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;
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%e = call double @llvm.arithmetic.fence.f64(double %x)
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%r = fcmp une double %e, 0x7ff0000000000000
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ret i1 %r
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}
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define i1 @isKnownNeverInfinity_floor(double %x) {
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; CHECK-LABEL: define i1 @isKnownNeverInfinity_floor
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; CHECK-SAME: (double [[X:%.*]]) {
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; CHECK-NEXT: ret i1 true
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;
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%a = fadd ninf double %x, 1.0
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%e = call double @llvm.floor.f64(double %a)
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%r = fcmp une double %e, 0x7ff0000000000000
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ret i1 %r
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}
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define i1 @isNotKnownNeverInfinity_floor(double %x) {
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; CHECK-LABEL: define i1 @isNotKnownNeverInfinity_floor
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; CHECK-SAME: (double [[X:%.*]]) {
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; CHECK-NEXT: [[E:%.*]] = call double @llvm.floor.f64(double [[X]])
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; CHECK-NEXT: [[R:%.*]] = fcmp une double [[E]], 0x7FF0000000000000
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; CHECK-NEXT: ret i1 [[R]]
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;
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%e = call double @llvm.floor.f64(double %x)
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%r = fcmp une double %e, 0x7ff0000000000000
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ret i1 %r
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}
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define i1 @isKnownNeverInfinity_ceil(double %x) {
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; CHECK-LABEL: define i1 @isKnownNeverInfinity_ceil
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; CHECK-SAME: (double [[X:%.*]]) {
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; CHECK-NEXT: ret i1 true
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;
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%a = fadd ninf double %x, 1.0
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%e = call double @llvm.ceil.f64(double %a)
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%r = fcmp une double %e, 0x7ff0000000000000
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ret i1 %r
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}
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define i1 @isNotKnownNeverInfinity_ceil(double %x) {
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; CHECK-LABEL: define i1 @isNotKnownNeverInfinity_ceil
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; CHECK-SAME: (double [[X:%.*]]) {
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; CHECK-NEXT: [[E:%.*]] = call double @llvm.ceil.f64(double [[X]])
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; CHECK-NEXT: [[R:%.*]] = fcmp une double [[E]], 0x7FF0000000000000
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; CHECK-NEXT: ret i1 [[R]]
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;
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%e = call double @llvm.ceil.f64(double %x)
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%r = fcmp une double %e, 0x7ff0000000000000
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ret i1 %r
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}
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define i1 @isKnownNeverInfinity_trunc(double %x) {
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; CHECK-LABEL: define i1 @isKnownNeverInfinity_trunc
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; CHECK-SAME: (double [[X:%.*]]) {
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; CHECK-NEXT: ret i1 true
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;
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%a = fadd ninf double %x, 1.0
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%e = call double @llvm.trunc.f64(double %a)
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%r = fcmp une double %e, 0x7ff0000000000000
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ret i1 %r
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}
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define i1 @isNotKnownNeverInfinity_trunc(double %x) {
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; CHECK-LABEL: define i1 @isNotKnownNeverInfinity_trunc
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; CHECK-SAME: (double [[X:%.*]]) {
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; CHECK-NEXT: [[E:%.*]] = call double @llvm.trunc.f64(double [[X]])
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; CHECK-NEXT: [[R:%.*]] = fcmp une double [[E]], 0x7FF0000000000000
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; CHECK-NEXT: ret i1 [[R]]
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;
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%e = call double @llvm.trunc.f64(double %x)
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%r = fcmp une double %e, 0x7ff0000000000000
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ret i1 %r
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}
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define i1 @isKnownNeverInfinity_rint(double %x) {
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; CHECK-LABEL: define i1 @isKnownNeverInfinity_rint
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; CHECK-SAME: (double [[X:%.*]]) {
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; CHECK-NEXT: ret i1 true
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;
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%a = fadd ninf double %x, 1.0
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%e = call double @llvm.rint.f64(double %a)
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%r = fcmp une double %e, 0x7ff0000000000000
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ret i1 %r
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}
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define i1 @isNotKnownNeverInfinity_rint(double %x) {
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; CHECK-LABEL: define i1 @isNotKnownNeverInfinity_rint
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|
; CHECK-SAME: (double [[X:%.*]]) {
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; CHECK-NEXT: [[E:%.*]] = call double @llvm.rint.f64(double [[X]])
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; CHECK-NEXT: [[R:%.*]] = fcmp une double [[E]], 0x7FF0000000000000
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; CHECK-NEXT: ret i1 [[R]]
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;
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%e = call double @llvm.rint.f64(double %x)
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%r = fcmp une double %e, 0x7ff0000000000000
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ret i1 %r
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}
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define i1 @isKnownNeverInfinity_nearbyint(double %x) {
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; CHECK-LABEL: define i1 @isKnownNeverInfinity_nearbyint
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|
; CHECK-SAME: (double [[X:%.*]]) {
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|
; CHECK-NEXT: ret i1 true
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;
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%a = fadd ninf double %x, 1.0
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%e = call double @llvm.nearbyint.f64(double %a)
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%r = fcmp une double %e, 0x7ff0000000000000
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ret i1 %r
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}
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|
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|
define i1 @isNotKnownNeverInfinity_nearbyint(double %x) {
|
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; CHECK-LABEL: define i1 @isNotKnownNeverInfinity_nearbyint
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|
; CHECK-SAME: (double [[X:%.*]]) {
|
|
; CHECK-NEXT: [[E:%.*]] = call double @llvm.nearbyint.f64(double [[X]])
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; CHECK-NEXT: [[R:%.*]] = fcmp une double [[E]], 0x7FF0000000000000
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; CHECK-NEXT: ret i1 [[R]]
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;
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%e = call double @llvm.nearbyint.f64(double %x)
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%r = fcmp une double %e, 0x7ff0000000000000
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ret i1 %r
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|
}
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|
|
|
define i1 @isKnownNeverInfinity_round(double %x) {
|
|
; CHECK-LABEL: define i1 @isKnownNeverInfinity_round
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|
; CHECK-SAME: (double [[X:%.*]]) {
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; CHECK-NEXT: ret i1 true
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;
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%a = fadd ninf double %x, 1.0
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%e = call double @llvm.round.f64(double %a)
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%r = fcmp une double %e, 0x7ff0000000000000
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ret i1 %r
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}
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define i1 @isNotKnownNeverInfinity_round(double %x) {
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|
; CHECK-LABEL: define i1 @isNotKnownNeverInfinity_round
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|
; CHECK-SAME: (double [[X:%.*]]) {
|
|
; CHECK-NEXT: [[E:%.*]] = call double @llvm.round.f64(double [[X]])
|
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; CHECK-NEXT: [[R:%.*]] = fcmp une double [[E]], 0x7FF0000000000000
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; CHECK-NEXT: ret i1 [[R]]
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;
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%e = call double @llvm.round.f64(double %x)
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%r = fcmp une double %e, 0x7ff0000000000000
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ret i1 %r
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}
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|
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|
define i1 @isKnownNeverInfinity_roundeven(double %x) {
|
|
; CHECK-LABEL: define i1 @isKnownNeverInfinity_roundeven
|
|
; CHECK-SAME: (double [[X:%.*]]) {
|
|
; CHECK-NEXT: ret i1 true
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;
|
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%a = fadd ninf double %x, 1.0
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%e = call double @llvm.roundeven.f64(double %a)
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%r = fcmp une double %e, 0x7ff0000000000000
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ret i1 %r
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}
|
|
|
|
define i1 @isNotKnownNeverInfinity_roundeven(double %x) {
|
|
; CHECK-LABEL: define i1 @isNotKnownNeverInfinity_roundeven
|
|
; CHECK-SAME: (double [[X:%.*]]) {
|
|
; CHECK-NEXT: [[E:%.*]] = call double @llvm.roundeven.f64(double [[X]])
|
|
; CHECK-NEXT: [[R:%.*]] = fcmp une double [[E]], 0x7FF0000000000000
|
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; CHECK-NEXT: ret i1 [[R]]
|
|
;
|
|
%e = call double @llvm.roundeven.f64(double %x)
|
|
%r = fcmp une double %e, 0x7ff0000000000000
|
|
ret i1 %r
|
|
}
|
|
|
|
define i1 @isNotKnownNeverInfinity_fptrunc_round(double %x) {
|
|
; CHECK-LABEL: define i1 @isNotKnownNeverInfinity_fptrunc_round
|
|
; CHECK-SAME: (double [[X:%.*]]) {
|
|
; CHECK-NEXT: [[A:%.*]] = fadd ninf double [[X]], 1.000000e+00
|
|
; CHECK-NEXT: [[E:%.*]] = call float @llvm.fptrunc.round.f32.f64(double [[A]], metadata !"round.downward")
|
|
; CHECK-NEXT: [[R:%.*]] = fcmp une float [[E]], 0x7FF0000000000000
|
|
; CHECK-NEXT: ret i1 [[R]]
|
|
;
|
|
%a = fadd ninf double %x, 1.0
|
|
%e = call float @llvm.fptrunc.round.f32.f64(double %a, metadata !"round.downward")
|
|
%r = fcmp une float %e, 0x7ff0000000000000
|
|
ret i1 %r
|
|
}
|
|
|
|
define i1 @isKnownNeverInfinity_floor_ppcf128(ppc_fp128 %x) {
|
|
; CHECK-LABEL: define i1 @isKnownNeverInfinity_floor_ppcf128
|
|
; CHECK-SAME: (ppc_fp128 [[X:%.*]]) {
|
|
; CHECK-NEXT: [[A:%.*]] = fadd ninf ppc_fp128 [[X]], [[X]]
|
|
; CHECK-NEXT: [[E:%.*]] = call ppc_fp128 @llvm.floor.ppcf128(ppc_fp128 [[A]])
|
|
; CHECK-NEXT: [[R:%.*]] = fcmp une ppc_fp128 [[E]], 0xM7FF00000000000000000000000000000
|
|
; CHECK-NEXT: ret i1 [[R]]
|
|
;
|
|
%a = fadd ninf ppc_fp128 %x, %x
|
|
%e = call ppc_fp128 @llvm.floor.ppcf128(ppc_fp128 %a)
|
|
%r = fcmp une ppc_fp128 %e, 0xM7FF00000000000000000000000000000
|
|
ret i1 %r
|
|
}
|
|
|
|
define i1 @isKnownNeverInfinity_ceil_ppcf128(ppc_fp128 %x) {
|
|
; CHECK-LABEL: define i1 @isKnownNeverInfinity_ceil_ppcf128
|
|
; CHECK-SAME: (ppc_fp128 [[X:%.*]]) {
|
|
; CHECK-NEXT: [[A:%.*]] = fadd ninf ppc_fp128 [[X]], [[X]]
|
|
; CHECK-NEXT: [[E:%.*]] = call ppc_fp128 @llvm.ceil.ppcf128(ppc_fp128 [[A]])
|
|
; CHECK-NEXT: [[R:%.*]] = fcmp une ppc_fp128 [[E]], 0xM7FF00000000000000000000000000000
|
|
; CHECK-NEXT: ret i1 [[R]]
|
|
;
|
|
%a = fadd ninf ppc_fp128 %x, %x
|
|
%e = call ppc_fp128 @llvm.ceil.ppcf128(ppc_fp128 %a)
|
|
%r = fcmp une ppc_fp128 %e, 0xM7FF00000000000000000000000000000
|
|
ret i1 %r
|
|
}
|
|
|
|
define i1 @isKnownNeverInfinity_rint_ppcf128(ppc_fp128 %x) {
|
|
; CHECK-LABEL: define i1 @isKnownNeverInfinity_rint_ppcf128
|
|
; CHECK-SAME: (ppc_fp128 [[X:%.*]]) {
|
|
; CHECK-NEXT: [[A:%.*]] = fadd ninf ppc_fp128 [[X]], [[X]]
|
|
; CHECK-NEXT: [[E:%.*]] = call ppc_fp128 @llvm.rint.ppcf128(ppc_fp128 [[A]])
|
|
; CHECK-NEXT: [[R:%.*]] = fcmp une ppc_fp128 [[E]], 0xM7FF00000000000000000000000000000
|
|
; CHECK-NEXT: ret i1 [[R]]
|
|
;
|
|
%a = fadd ninf ppc_fp128 %x, %x
|
|
%e = call ppc_fp128 @llvm.rint.ppcf128(ppc_fp128 %a)
|
|
%r = fcmp une ppc_fp128 %e, 0xM7FF00000000000000000000000000000
|
|
ret i1 %r
|
|
}
|
|
|
|
define i1 @isKnownNeverInfinity_nearbyint_ppcf128(ppc_fp128 %x) {
|
|
; CHECK-LABEL: define i1 @isKnownNeverInfinity_nearbyint_ppcf128
|
|
; CHECK-SAME: (ppc_fp128 [[X:%.*]]) {
|
|
; CHECK-NEXT: [[A:%.*]] = fadd ninf ppc_fp128 [[X]], [[X]]
|
|
; CHECK-NEXT: [[E:%.*]] = call ppc_fp128 @llvm.nearbyint.ppcf128(ppc_fp128 [[A]])
|
|
; CHECK-NEXT: [[R:%.*]] = fcmp une ppc_fp128 [[E]], 0xM7FF00000000000000000000000000000
|
|
; CHECK-NEXT: ret i1 [[R]]
|
|
;
|
|
%a = fadd ninf ppc_fp128 %x, %x
|
|
%e = call ppc_fp128 @llvm.nearbyint.ppcf128(ppc_fp128 %a)
|
|
%r = fcmp une ppc_fp128 %e, 0xM7FF00000000000000000000000000000
|
|
ret i1 %r
|
|
}
|
|
|
|
define i1 @isKnownNeverInfinity_round_ppcf128(ppc_fp128 %x) {
|
|
; CHECK-LABEL: define i1 @isKnownNeverInfinity_round_ppcf128
|
|
; CHECK-SAME: (ppc_fp128 [[X:%.*]]) {
|
|
; CHECK-NEXT: [[A:%.*]] = fadd ninf ppc_fp128 [[X]], [[X]]
|
|
; CHECK-NEXT: [[E:%.*]] = call ppc_fp128 @llvm.round.ppcf128(ppc_fp128 [[A]])
|
|
; CHECK-NEXT: [[R:%.*]] = fcmp une ppc_fp128 [[E]], 0xM7FF00000000000000000000000000000
|
|
; CHECK-NEXT: ret i1 [[R]]
|
|
;
|
|
%a = fadd ninf ppc_fp128 %x, %x
|
|
%e = call ppc_fp128 @llvm.round.ppcf128(ppc_fp128 %a)
|
|
%r = fcmp une ppc_fp128 %e, 0xM7FF00000000000000000000000000000
|
|
ret i1 %r
|
|
}
|
|
|
|
define i1 @isKnownNeverInfinity_roundeven_ppcf128(ppc_fp128 %x) {
|
|
; CHECK-LABEL: define i1 @isKnownNeverInfinity_roundeven_ppcf128
|
|
; CHECK-SAME: (ppc_fp128 [[X:%.*]]) {
|
|
; CHECK-NEXT: [[A:%.*]] = fadd ninf ppc_fp128 [[X]], [[X]]
|
|
; CHECK-NEXT: [[E:%.*]] = call ppc_fp128 @llvm.roundeven.ppcf128(ppc_fp128 [[A]])
|
|
; CHECK-NEXT: [[R:%.*]] = fcmp une ppc_fp128 [[E]], 0xM7FF00000000000000000000000000000
|
|
; CHECK-NEXT: ret i1 [[R]]
|
|
;
|
|
%a = fadd ninf ppc_fp128 %x, %x
|
|
%e = call ppc_fp128 @llvm.roundeven.ppcf128(ppc_fp128 %a)
|
|
%r = fcmp une ppc_fp128 %e, 0xM7FF00000000000000000000000000000
|
|
ret i1 %r
|
|
}
|
|
|
|
define i1 @isKnownNeverInfinity_trunc_ppcf128(ppc_fp128 %x) {
|
|
; CHECK-LABEL: define i1 @isKnownNeverInfinity_trunc_ppcf128
|
|
; CHECK-SAME: (ppc_fp128 [[X:%.*]]) {
|
|
; CHECK-NEXT: ret i1 true
|
|
;
|
|
%a = fadd ninf ppc_fp128 %x, %x
|
|
%e = call ppc_fp128 @llvm.trunc.ppcf128(ppc_fp128 %a)
|
|
%r = fcmp une ppc_fp128 %e, 0xM7FF00000000000000000000000000000
|
|
ret i1 %r
|
|
}
|
|
|
|
define i1 @isKnownNeverInfinity_ceil_x86_fp80(x86_fp80 %x) {
|
|
; CHECK-LABEL: define i1 @isKnownNeverInfinity_ceil_x86_fp80
|
|
; CHECK-SAME: (x86_fp80 [[X:%.*]]) {
|
|
; CHECK-NEXT: ret i1 true
|
|
;
|
|
%a = fadd ninf x86_fp80 %x, %x
|
|
%e = call x86_fp80 @llvm.ceil.f80(x86_fp80 %a)
|
|
%r = fcmp une x86_fp80 %e, 0xK7FFF8000000000000000
|
|
ret i1 %r
|
|
}
|
|
|
|
define i1 @isKnownNeverInfinity_minnum(double %x, double %y) {
|
|
; CHECK-LABEL: define i1 @isKnownNeverInfinity_minnum
|
|
; CHECK-SAME: (double [[X:%.*]], double [[Y:%.*]]) {
|
|
; CHECK-NEXT: ret i1 true
|
|
;
|
|
%ninf.x = fadd ninf double %x, 1.0
|
|
%ninf.y = fadd ninf double %y, 1.0
|
|
%op = call double @llvm.minnum.f64(double %ninf.x, double %ninf.y)
|
|
%cmp = fcmp une double %op, 0x7ff0000000000000
|
|
ret i1 %cmp
|
|
}
|
|
|
|
define i1 @isNotKnownNeverInfinity_minnum_lhs(double %x, double %y) {
|
|
; CHECK-LABEL: define i1 @isNotKnownNeverInfinity_minnum_lhs
|
|
; CHECK-SAME: (double [[X:%.*]], double [[Y:%.*]]) {
|
|
; CHECK-NEXT: [[NINF_Y:%.*]] = fadd ninf double [[Y]], 1.000000e+00
|
|
; CHECK-NEXT: [[OP:%.*]] = call double @llvm.minnum.f64(double [[X]], double [[NINF_Y]])
|
|
; CHECK-NEXT: [[CMP:%.*]] = fcmp une double [[OP]], 0x7FF0000000000000
|
|
; CHECK-NEXT: ret i1 [[CMP]]
|
|
;
|
|
%ninf.y = fadd ninf double %y, 1.0
|
|
%op = call double @llvm.minnum.f64(double %x, double %ninf.y)
|
|
%cmp = fcmp une double %op, 0x7ff0000000000000
|
|
ret i1 %cmp
|
|
}
|
|
|
|
define i1 @isNotKnownNeverInfinity_minnum_rhs(double %x, double %y) {
|
|
; CHECK-LABEL: define i1 @isNotKnownNeverInfinity_minnum_rhs
|
|
; CHECK-SAME: (double [[X:%.*]], double [[Y:%.*]]) {
|
|
; CHECK-NEXT: [[NINF_X:%.*]] = fadd ninf double [[X]], 1.000000e+00
|
|
; CHECK-NEXT: [[OP:%.*]] = call double @llvm.minnum.f64(double [[NINF_X]], double [[Y]])
|
|
; CHECK-NEXT: [[CMP:%.*]] = fcmp une double [[OP]], 0x7FF0000000000000
|
|
; CHECK-NEXT: ret i1 [[CMP]]
|
|
;
|
|
%ninf.x = fadd ninf double %x, 1.0
|
|
%op = call double @llvm.minnum.f64(double %ninf.x, double %y)
|
|
%cmp = fcmp une double %op, 0x7ff0000000000000
|
|
ret i1 %cmp
|
|
}
|
|
|
|
define i1 @isKnownNeverInfinity_maxnum(double %x, double %y) {
|
|
; CHECK-LABEL: define i1 @isKnownNeverInfinity_maxnum
|
|
; CHECK-SAME: (double [[X:%.*]], double [[Y:%.*]]) {
|
|
; CHECK-NEXT: ret i1 true
|
|
;
|
|
%ninf.x = fadd ninf double %x, 1.0
|
|
%ninf.y = fadd ninf double %y, 1.0
|
|
%op = call double @llvm.maxnum.f64(double %ninf.x, double %ninf.y)
|
|
%cmp = fcmp une double %op, 0x7ff0000000000000
|
|
ret i1 %cmp
|
|
}
|
|
|
|
define i1 @isNotKnownNeverInfinity_maxnum_lhs(double %x, double %y) {
|
|
; CHECK-LABEL: define i1 @isNotKnownNeverInfinity_maxnum_lhs
|
|
; CHECK-SAME: (double [[X:%.*]], double [[Y:%.*]]) {
|
|
; CHECK-NEXT: [[NINF_Y:%.*]] = fadd ninf double [[Y]], 1.000000e+00
|
|
; CHECK-NEXT: [[OP:%.*]] = call double @llvm.maxnum.f64(double [[X]], double [[NINF_Y]])
|
|
; CHECK-NEXT: [[CMP:%.*]] = fcmp une double [[OP]], 0x7FF0000000000000
|
|
; CHECK-NEXT: ret i1 [[CMP]]
|
|
;
|
|
%ninf.y = fadd ninf double %y, 1.0
|
|
%op = call double @llvm.maxnum.f64(double %x, double %ninf.y)
|
|
%cmp = fcmp une double %op, 0x7ff0000000000000
|
|
ret i1 %cmp
|
|
}
|
|
|
|
define i1 @isNotKnownNeverInfinity_maxnum_rhs(double %x, double %y) {
|
|
; CHECK-LABEL: define i1 @isNotKnownNeverInfinity_maxnum_rhs
|
|
; CHECK-SAME: (double [[X:%.*]], double [[Y:%.*]]) {
|
|
; CHECK-NEXT: [[NINF_X:%.*]] = fadd ninf double [[X]], 1.000000e+00
|
|
; CHECK-NEXT: [[OP:%.*]] = call double @llvm.maxnum.f64(double [[NINF_X]], double [[Y]])
|
|
; CHECK-NEXT: [[CMP:%.*]] = fcmp une double [[OP]], 0x7FF0000000000000
|
|
; CHECK-NEXT: ret i1 [[CMP]]
|
|
;
|
|
%ninf.x = fadd ninf double %x, 1.0
|
|
%op = call double @llvm.maxnum.f64(double %ninf.x, double %y)
|
|
%cmp = fcmp une double %op, 0x7ff0000000000000
|
|
ret i1 %cmp
|
|
}
|
|
|
|
define i1 @isKnownNeverInfinity_minimum(double %x, double %y) {
|
|
; CHECK-LABEL: define i1 @isKnownNeverInfinity_minimum
|
|
; CHECK-SAME: (double [[X:%.*]], double [[Y:%.*]]) {
|
|
; CHECK-NEXT: ret i1 true
|
|
;
|
|
%ninf.x = fadd ninf double %x, 1.0
|
|
%ninf.y = fadd ninf double %y, 1.0
|
|
%op = call double @llvm.minimum.f64(double %ninf.x, double %ninf.y)
|
|
%cmp = fcmp une double %op, 0x7ff0000000000000
|
|
ret i1 %cmp
|
|
}
|
|
|
|
define i1 @isNotKnownNeverInfinity_minimum_lhs(double %x, double %y) {
|
|
; CHECK-LABEL: define i1 @isNotKnownNeverInfinity_minimum_lhs
|
|
; CHECK-SAME: (double [[X:%.*]], double [[Y:%.*]]) {
|
|
; CHECK-NEXT: [[NINF_Y:%.*]] = fadd ninf double [[Y]], 1.000000e+00
|
|
; CHECK-NEXT: [[OP:%.*]] = call double @llvm.minimum.f64(double [[X]], double [[NINF_Y]])
|
|
; CHECK-NEXT: [[CMP:%.*]] = fcmp une double [[OP]], 0x7FF0000000000000
|
|
; CHECK-NEXT: ret i1 [[CMP]]
|
|
;
|
|
%ninf.y = fadd ninf double %y, 1.0
|
|
%op = call double @llvm.minimum.f64(double %x, double %ninf.y)
|
|
%cmp = fcmp une double %op, 0x7ff0000000000000
|
|
ret i1 %cmp
|
|
}
|
|
|
|
define i1 @isNotKnownNeverInfinity_minimum_rhs(double %x, double %y) {
|
|
; CHECK-LABEL: define i1 @isNotKnownNeverInfinity_minimum_rhs
|
|
; CHECK-SAME: (double [[X:%.*]], double [[Y:%.*]]) {
|
|
; CHECK-NEXT: [[NINF_X:%.*]] = fadd ninf double [[X]], 1.000000e+00
|
|
; CHECK-NEXT: [[OP:%.*]] = call double @llvm.minimum.f64(double [[NINF_X]], double [[Y]])
|
|
; CHECK-NEXT: [[CMP:%.*]] = fcmp une double [[OP]], 0x7FF0000000000000
|
|
; CHECK-NEXT: ret i1 [[CMP]]
|
|
;
|
|
%ninf.x = fadd ninf double %x, 1.0
|
|
%op = call double @llvm.minimum.f64(double %ninf.x, double %y)
|
|
%cmp = fcmp une double %op, 0x7ff0000000000000
|
|
ret i1 %cmp
|
|
}
|
|
|
|
define i1 @isKnownNeverInfinity_maximum(double %x, double %y) {
|
|
; CHECK-LABEL: define i1 @isKnownNeverInfinity_maximum
|
|
; CHECK-SAME: (double [[X:%.*]], double [[Y:%.*]]) {
|
|
; CHECK-NEXT: ret i1 true
|
|
;
|
|
%ninf.x = fadd ninf double %x, 1.0
|
|
%ninf.y = fadd ninf double %y, 1.0
|
|
%op = call double @llvm.maximum.f64(double %ninf.x, double %ninf.y)
|
|
%cmp = fcmp une double %op, 0x7ff0000000000000
|
|
ret i1 %cmp
|
|
}
|
|
|
|
define i1 @isNotKnownNeverInfinity_maximum_lhs(double %x, double %y) {
|
|
; CHECK-LABEL: define i1 @isNotKnownNeverInfinity_maximum_lhs
|
|
; CHECK-SAME: (double [[X:%.*]], double [[Y:%.*]]) {
|
|
; CHECK-NEXT: [[NINF_Y:%.*]] = fadd ninf double [[Y]], 1.000000e+00
|
|
; CHECK-NEXT: [[OP:%.*]] = call double @llvm.maximum.f64(double [[X]], double [[NINF_Y]])
|
|
; CHECK-NEXT: [[CMP:%.*]] = fcmp une double [[OP]], 0x7FF0000000000000
|
|
; CHECK-NEXT: ret i1 [[CMP]]
|
|
;
|
|
%ninf.y = fadd ninf double %y, 1.0
|
|
%op = call double @llvm.maximum.f64(double %x, double %ninf.y)
|
|
%cmp = fcmp une double %op, 0x7ff0000000000000
|
|
ret i1 %cmp
|
|
}
|
|
|
|
define i1 @isNotKnownNeverInfinity_maximum_rhs(double %x, double %y) {
|
|
; CHECK-LABEL: define i1 @isNotKnownNeverInfinity_maximum_rhs
|
|
; CHECK-SAME: (double [[X:%.*]], double [[Y:%.*]]) {
|
|
; CHECK-NEXT: [[NINF_X:%.*]] = fadd ninf double [[X]], 1.000000e+00
|
|
; CHECK-NEXT: [[OP:%.*]] = call double @llvm.maximum.f64(double [[NINF_X]], double [[Y]])
|
|
; CHECK-NEXT: [[CMP:%.*]] = fcmp une double [[OP]], 0x7FF0000000000000
|
|
; CHECK-NEXT: ret i1 [[CMP]]
|
|
;
|
|
%ninf.x = fadd ninf double %x, 1.0
|
|
%op = call double @llvm.maximum.f64(double %ninf.x, double %y)
|
|
%cmp = fcmp une double %op, 0x7ff0000000000000
|
|
ret i1 %cmp
|
|
}
|
|
|
|
define i1 @isKnownNeverInfinity_sqrt(double %x) {
|
|
; CHECK-LABEL: define i1 @isKnownNeverInfinity_sqrt
|
|
; CHECK-SAME: (double [[X:%.*]]) {
|
|
; CHECK-NEXT: ret i1 true
|
|
;
|
|
%a = fadd ninf double %x, 1.0
|
|
%e = call double @llvm.sqrt.f64(double %a)
|
|
%r = fcmp une double %e, 0x7ff0000000000000
|
|
ret i1 %r
|
|
}
|
|
|
|
define i1 @isNotKnownNeverInfinity_sqrt(double %x) {
|
|
; CHECK-LABEL: define i1 @isNotKnownNeverInfinity_sqrt
|
|
; CHECK-SAME: (double [[X:%.*]]) {
|
|
; CHECK-NEXT: [[E:%.*]] = call double @llvm.sqrt.f64(double [[X]])
|
|
; CHECK-NEXT: [[R:%.*]] = fcmp une double [[E]], 0x7FF0000000000000
|
|
; CHECK-NEXT: ret i1 [[R]]
|
|
;
|
|
%e = call double @llvm.sqrt.f64(double %x)
|
|
%r = fcmp une double %e, 0x7ff0000000000000
|
|
ret i1 %r
|
|
}
|
|
|
|
; No source check required
|
|
define i1 @isKnownNeverInfinity_sin(double %x) {
|
|
; CHECK-LABEL: define i1 @isKnownNeverInfinity_sin
|
|
; CHECK-SAME: (double [[X:%.*]]) {
|
|
; CHECK-NEXT: ret i1 true
|
|
;
|
|
%e = call double @llvm.sin.f64(double %x)
|
|
%r = fcmp une double %e, 0x7ff0000000000000
|
|
ret i1 %r
|
|
}
|
|
|
|
; No source check required
|
|
define i1 @isKnownNeverInfinity_cos(double %x) {
|
|
; CHECK-LABEL: define i1 @isKnownNeverInfinity_cos
|
|
; CHECK-SAME: (double [[X:%.*]]) {
|
|
; CHECK-NEXT: ret i1 true
|
|
;
|
|
%e = call double @llvm.cos.f64(double %x)
|
|
%r = fcmp une double %e, 0x7ff0000000000000
|
|
ret i1 %r
|
|
}
|
|
|
|
define i1 @isKnownNeverInfinity_log(double %x) {
|
|
; CHECK-LABEL: define i1 @isKnownNeverInfinity_log
|
|
; CHECK-SAME: (double [[X:%.*]]) {
|
|
; CHECK-NEXT: ret i1 true
|
|
;
|
|
%x.clamp.zero = call double @llvm.maxnum.f64(double %x, double 0.0)
|
|
%a = fadd ninf double %x.clamp.zero, 1.0
|
|
%e = call double @llvm.log.f64(double %a)
|
|
%r = fcmp une double %e, 0x7ff0000000000000
|
|
ret i1 %r
|
|
}
|
|
|
|
define i1 @isNotKnownNeverInfinity_log_maybe_negative(double %x) {
|
|
; CHECK-LABEL: define i1 @isNotKnownNeverInfinity_log_maybe_negative
|
|
; CHECK-SAME: (double [[X:%.*]]) {
|
|
; CHECK-NEXT: ret i1 true
|
|
;
|
|
|
|
%x.not.inf = fadd ninf double %x, 1.0
|
|
%e = call double @llvm.log.f64(double %x.not.inf)
|
|
%r = fcmp une double %e, 0x7ff0000000000000
|
|
ret i1 %r
|
|
}
|
|
|
|
define i1 @isNotKnownNeverInfinity_log_maybe_inf(double %x) {
|
|
; CHECK-LABEL: define i1 @isNotKnownNeverInfinity_log_maybe_inf
|
|
; CHECK-SAME: (double [[X:%.*]]) {
|
|
; CHECK-NEXT: [[X_CLAMP_ZERO:%.*]] = call double @llvm.maxnum.f64(double [[X]], double 0.000000e+00)
|
|
; CHECK-NEXT: [[E:%.*]] = call double @llvm.log.f64(double [[X_CLAMP_ZERO]])
|
|
; CHECK-NEXT: [[R:%.*]] = fcmp une double [[E]], 0x7FF0000000000000
|
|
; CHECK-NEXT: ret i1 [[R]]
|
|
;
|
|
%x.clamp.zero = call double @llvm.maxnum.f64(double %x, double 0.0)
|
|
%e = call double @llvm.log.f64(double %x.clamp.zero)
|
|
%r = fcmp une double %e, 0x7ff0000000000000
|
|
ret i1 %r
|
|
}
|
|
|
|
define i1 @isKnownNeverNegInfinity_log_maybe_0(double %x) {
|
|
; CHECK-LABEL: define i1 @isKnownNeverNegInfinity_log_maybe_0
|
|
; CHECK-SAME: (double [[X:%.*]]) {
|
|
; CHECK-NEXT: [[A:%.*]] = call ninf double @llvm.sqrt.f64(double [[X]])
|
|
; CHECK-NEXT: [[E:%.*]] = call double @llvm.log.f64(double [[A]])
|
|
; CHECK-NEXT: [[R:%.*]] = fcmp une double [[E]], 0xFFF0000000000000
|
|
; CHECK-NEXT: ret i1 [[R]]
|
|
;
|
|
%a = call ninf double @llvm.sqrt.f64(double %x) ; could be 0.0
|
|
%e = call double @llvm.log.f64(double %a) ; log(0.0) --> -inf
|
|
%r = fcmp une double %e, 0xfff0000000000000
|
|
ret i1 %r
|
|
}
|
|
|
|
define i1 @isKnownNeverInfinity_log10(double %x) {
|
|
; CHECK-LABEL: define i1 @isKnownNeverInfinity_log10
|
|
; CHECK-SAME: (double [[X:%.*]]) {
|
|
; CHECK-NEXT: ret i1 true
|
|
;
|
|
%x.clamp.zero = call double @llvm.maxnum.f64(double %x, double 0.0)
|
|
%a = fadd ninf double %x.clamp.zero, 1.0
|
|
%e = call double @llvm.log10.f64(double %a)
|
|
%r = fcmp une double %e, 0x7ff0000000000000
|
|
ret i1 %r
|
|
}
|
|
|
|
define i1 @isNotKnownNeverInfinity_log10_maybe_negative(double %x) {
|
|
; CHECK-LABEL: define i1 @isNotKnownNeverInfinity_log10_maybe_negative
|
|
; CHECK-SAME: (double [[X:%.*]]) {
|
|
; CHECK-NEXT: ret i1 true
|
|
;
|
|
|
|
%x.not.inf = fadd ninf double %x, 1.0
|
|
%e = call double @llvm.log10.f64(double %x.not.inf)
|
|
%r = fcmp une double %e, 0x7ff0000000000000
|
|
ret i1 %r
|
|
}
|
|
|
|
define i1 @isNotKnownNeverInfinity_log10_maybe_inf(double %x) {
|
|
; CHECK-LABEL: define i1 @isNotKnownNeverInfinity_log10_maybe_inf
|
|
; CHECK-SAME: (double [[X:%.*]]) {
|
|
; CHECK-NEXT: [[X_CLAMP_ZERO:%.*]] = call double @llvm.maxnum.f64(double [[X]], double 0.000000e+00)
|
|
; CHECK-NEXT: [[E:%.*]] = call double @llvm.log10.f64(double [[X_CLAMP_ZERO]])
|
|
; CHECK-NEXT: [[R:%.*]] = fcmp une double [[E]], 0x7FF0000000000000
|
|
; CHECK-NEXT: ret i1 [[R]]
|
|
;
|
|
%x.clamp.zero = call double @llvm.maxnum.f64(double %x, double 0.0)
|
|
%e = call double @llvm.log10.f64(double %x.clamp.zero)
|
|
%r = fcmp une double %e, 0x7ff0000000000000
|
|
ret i1 %r
|
|
}
|
|
|
|
define i1 @isKnownNeverNegInfinity_log10_maybe_0(double %x) {
|
|
; CHECK-LABEL: define i1 @isKnownNeverNegInfinity_log10_maybe_0
|
|
; CHECK-SAME: (double [[X:%.*]]) {
|
|
; CHECK-NEXT: [[A:%.*]] = call ninf double @llvm.sqrt.f64(double [[X]])
|
|
; CHECK-NEXT: [[E:%.*]] = call double @llvm.log10.f64(double [[A]])
|
|
; CHECK-NEXT: [[R:%.*]] = fcmp une double [[E]], 0xFFF0000000000000
|
|
; CHECK-NEXT: ret i1 [[R]]
|
|
;
|
|
%a = call ninf double @llvm.sqrt.f64(double %x) ; could be 0.0
|
|
%e = call double @llvm.log10.f64(double %a) ; log(0.0) --> -inf
|
|
%r = fcmp une double %e, 0xfff0000000000000
|
|
ret i1 %r
|
|
}
|
|
|
|
define i1 @isKnownNeverInfinity_log2(double %x) {
|
|
; CHECK-LABEL: define i1 @isKnownNeverInfinity_log2
|
|
; CHECK-SAME: (double [[X:%.*]]) {
|
|
; CHECK-NEXT: ret i1 true
|
|
;
|
|
%x.clamp.zero = call double @llvm.maxnum.f64(double %x, double 0.0)
|
|
%a = fadd ninf double %x.clamp.zero, 1.0
|
|
%e = call double @llvm.log2.f64(double %a)
|
|
%r = fcmp une double %e, 0x7ff0000000000000
|
|
ret i1 %r
|
|
}
|
|
|
|
define i1 @isNotKnownNeverInfinity_log2_maybe_negative(double %x) {
|
|
; CHECK-LABEL: define i1 @isNotKnownNeverInfinity_log2_maybe_negative
|
|
; CHECK-SAME: (double [[X:%.*]]) {
|
|
; CHECK-NEXT: ret i1 true
|
|
;
|
|
|
|
%x.not.inf = fadd ninf double %x, 1.0
|
|
%e = call double @llvm.log2.f64(double %x.not.inf)
|
|
%r = fcmp une double %e, 0x7ff0000000000000
|
|
ret i1 %r
|
|
}
|
|
|
|
define i1 @isNotKnownNeverInfinity_log2_maybe_inf(double %x) {
|
|
; CHECK-LABEL: define i1 @isNotKnownNeverInfinity_log2_maybe_inf
|
|
; CHECK-SAME: (double [[X:%.*]]) {
|
|
; CHECK-NEXT: [[X_CLAMP_ZERO:%.*]] = call double @llvm.maxnum.f64(double [[X]], double 0.000000e+00)
|
|
; CHECK-NEXT: [[E:%.*]] = call double @llvm.log2.f64(double [[X_CLAMP_ZERO]])
|
|
; CHECK-NEXT: [[R:%.*]] = fcmp une double [[E]], 0x7FF0000000000000
|
|
; CHECK-NEXT: ret i1 [[R]]
|
|
;
|
|
%x.clamp.zero = call double @llvm.maxnum.f64(double %x, double 0.0)
|
|
%e = call double @llvm.log2.f64(double %x.clamp.zero)
|
|
%r = fcmp une double %e, 0x7ff0000000000000
|
|
ret i1 %r
|
|
}
|
|
|
|
define i1 @isKnownNeverNegInfinity_log2_maybe_0(double %x) {
|
|
; CHECK-LABEL: define i1 @isKnownNeverNegInfinity_log2_maybe_0
|
|
; CHECK-SAME: (double [[X:%.*]]) {
|
|
; CHECK-NEXT: [[A:%.*]] = call ninf double @llvm.sqrt.f64(double [[X]])
|
|
; CHECK-NEXT: [[E:%.*]] = call double @llvm.log2.f64(double [[A]])
|
|
; CHECK-NEXT: [[R:%.*]] = fcmp une double [[E]], 0xFFF0000000000000
|
|
; CHECK-NEXT: ret i1 [[R]]
|
|
;
|
|
%a = call ninf double @llvm.sqrt.f64(double %x) ; could be 0.0
|
|
%e = call double @llvm.log2.f64(double %a) ; log(0.0) --> -inf
|
|
%r = fcmp une double %e, 0xfff0000000000000
|
|
ret i1 %r
|
|
}
|
|
|
|
define i1 @isNotKnownNeverInfinity_pow(double %x, double %y) {
|
|
; CHECK-LABEL: define i1 @isNotKnownNeverInfinity_pow
|
|
; CHECK-SAME: (double [[X:%.*]], double [[Y:%.*]]) {
|
|
; CHECK-NEXT: [[NINF_X:%.*]] = fadd ninf double [[X]], 1.000000e+00
|
|
; CHECK-NEXT: [[NINF_Y:%.*]] = fadd ninf double [[Y]], 1.000000e+00
|
|
; CHECK-NEXT: [[OP:%.*]] = call double @llvm.pow.f64(double [[NINF_X]], double [[NINF_Y]])
|
|
; CHECK-NEXT: [[CMP:%.*]] = fcmp une double [[OP]], 0x7FF0000000000000
|
|
; CHECK-NEXT: ret i1 [[CMP]]
|
|
;
|
|
%ninf.x = fadd ninf double %x, 1.0
|
|
%ninf.y = fadd ninf double %y, 1.0
|
|
%op = call double @llvm.pow.f64(double %ninf.x, double %ninf.y)
|
|
%cmp = fcmp une double %op, 0x7ff0000000000000
|
|
ret i1 %cmp
|
|
}
|
|
|
|
define i1 @isNotKnownNeverInfinity_powi(double %x) {
|
|
; CHECK-LABEL: define i1 @isNotKnownNeverInfinity_powi
|
|
; CHECK-SAME: (double [[X:%.*]]) {
|
|
; CHECK-NEXT: [[NINF_X:%.*]] = fadd ninf double [[X]], 1.000000e+00
|
|
; CHECK-NEXT: [[OP:%.*]] = call double @llvm.powi.f64.i32(double [[NINF_X]], i32 2)
|
|
; CHECK-NEXT: [[CMP:%.*]] = fcmp une double [[OP]], 0x7FF0000000000000
|
|
; CHECK-NEXT: ret i1 [[CMP]]
|
|
;
|
|
%ninf.x = fadd ninf double %x, 1.0
|
|
%op = call double @llvm.powi.f64.i32(double %ninf.x, i32 2)
|
|
%cmp = fcmp une double %op, 0x7ff0000000000000
|
|
ret i1 %cmp
|
|
}
|
|
|
|
define i1 @isNotKnownNeverInfinity_exp(double %x) {
|
|
; CHECK-LABEL: define i1 @isNotKnownNeverInfinity_exp
|
|
; CHECK-SAME: (double [[X:%.*]]) {
|
|
; CHECK-NEXT: [[A:%.*]] = fadd ninf double [[X]], 1.000000e+00
|
|
; CHECK-NEXT: [[E:%.*]] = call double @llvm.exp.f64(double [[A]])
|
|
; CHECK-NEXT: [[R:%.*]] = fcmp une double [[E]], 0x7FF0000000000000
|
|
; CHECK-NEXT: ret i1 [[R]]
|
|
;
|
|
%a = fadd ninf double %x, 1.0
|
|
%e = call double @llvm.exp.f64(double %a)
|
|
%r = fcmp une double %e, 0x7ff0000000000000
|
|
ret i1 %r
|
|
}
|
|
|
|
define i1 @isNotKnownNeverInfinity_exp2(double %x) {
|
|
; CHECK-LABEL: define i1 @isNotKnownNeverInfinity_exp2
|
|
; CHECK-SAME: (double [[X:%.*]]) {
|
|
; CHECK-NEXT: [[A:%.*]] = fadd ninf double [[X]], 1.000000e+00
|
|
; CHECK-NEXT: [[E:%.*]] = call double @llvm.exp2.f64(double [[A]])
|
|
; CHECK-NEXT: [[R:%.*]] = fcmp une double [[E]], 0x7FF0000000000000
|
|
; CHECK-NEXT: ret i1 [[R]]
|
|
;
|
|
%a = fadd ninf double %x, 1.0
|
|
%e = call double @llvm.exp2.f64(double %a)
|
|
%r = fcmp une double %e, 0x7ff0000000000000
|
|
ret i1 %r
|
|
}
|
|
|
|
define i1 @isNotKnownNeverInfinity_fma(double %x, double %y, double %z) {
|
|
; CHECK-LABEL: define i1 @isNotKnownNeverInfinity_fma
|
|
; CHECK-SAME: (double [[X:%.*]], double [[Y:%.*]], double [[Z:%.*]]) {
|
|
; CHECK-NEXT: [[NINF_X:%.*]] = fadd ninf double [[X]], 1.000000e+00
|
|
; CHECK-NEXT: [[NINF_Y:%.*]] = fadd ninf double [[Y]], 1.000000e+00
|
|
; CHECK-NEXT: [[NINF_Z:%.*]] = fadd ninf double [[Z]], 1.000000e+00
|
|
; CHECK-NEXT: [[OP:%.*]] = call double @llvm.fma.f64(double [[NINF_X]], double [[NINF_Y]], double [[NINF_Z]])
|
|
; CHECK-NEXT: [[CMP:%.*]] = fcmp une double [[OP]], 0x7FF0000000000000
|
|
; CHECK-NEXT: ret i1 [[CMP]]
|
|
;
|
|
%ninf.x = fadd ninf double %x, 1.0
|
|
%ninf.y = fadd ninf double %y, 1.0
|
|
%ninf.z = fadd ninf double %z, 1.0
|
|
%op = call double @llvm.fma.f64(double %ninf.x, double %ninf.y, double %ninf.z)
|
|
%cmp = fcmp une double %op, 0x7ff0000000000000
|
|
ret i1 %cmp
|
|
}
|
|
|
|
define i1 @isNotKnownNeverInfinity_fmuladd(double %x, double %y, double %z) {
|
|
; CHECK-LABEL: define i1 @isNotKnownNeverInfinity_fmuladd
|
|
; CHECK-SAME: (double [[X:%.*]], double [[Y:%.*]], double [[Z:%.*]]) {
|
|
; CHECK-NEXT: [[NINF_X:%.*]] = fadd ninf double [[X]], 1.000000e+00
|
|
; CHECK-NEXT: [[NINF_Y:%.*]] = fadd ninf double [[Y]], 1.000000e+00
|
|
; CHECK-NEXT: [[NINF_Z:%.*]] = fadd ninf double [[Z]], 1.000000e+00
|
|
; CHECK-NEXT: [[OP:%.*]] = call double @llvm.fmuladd.f64(double [[NINF_X]], double [[NINF_Y]], double [[NINF_Z]])
|
|
; CHECK-NEXT: [[CMP:%.*]] = fcmp une double [[OP]], 0x7FF0000000000000
|
|
; CHECK-NEXT: ret i1 [[CMP]]
|
|
;
|
|
%ninf.x = fadd ninf double %x, 1.0
|
|
%ninf.y = fadd ninf double %y, 1.0
|
|
%ninf.z = fadd ninf double %z, 1.0
|
|
%op = call double @llvm.fmuladd.f64(double %ninf.x, double %ninf.y, double %ninf.z)
|
|
%cmp = fcmp une double %op, 0x7ff0000000000000
|
|
ret i1 %cmp
|
|
}
|
|
|
|
define i1 @not_inf_fabs_select_pzero_or_ninf(i1 %cond) {
|
|
; CHECK-LABEL: define i1 @not_inf_fabs_select_pzero_or_ninf
|
|
; CHECK-SAME: (i1 [[COND:%.*]]) {
|
|
; CHECK-NEXT: entry:
|
|
; CHECK-NEXT: [[SELECT:%.*]] = select i1 [[COND]], float 0.000000e+00, float 0xFFF0000000000000
|
|
; CHECK-NEXT: [[FABS:%.*]] = call float @llvm.fabs.f32(float [[SELECT]])
|
|
; CHECK-NEXT: [[ONE:%.*]] = fcmp one float [[FABS]], 0x7FF0000000000000
|
|
; CHECK-NEXT: ret i1 [[ONE]]
|
|
;
|
|
entry:
|
|
%select = select i1 %cond, float 0.000000e+00, float 0xFFF0000000000000
|
|
%fabs = call float @llvm.fabs.f32(float %select)
|
|
%one = fcmp one float %fabs, 0x7FF0000000000000
|
|
ret i1 %one
|
|
}
|
|
|
|
define i1 @not_inf_fabs_select_nzero_or_pinf(i1 %cond) {
|
|
; CHECK-LABEL: define i1 @not_inf_fabs_select_nzero_or_pinf
|
|
; CHECK-SAME: (i1 [[COND:%.*]]) {
|
|
; CHECK-NEXT: entry:
|
|
; CHECK-NEXT: [[SELECT:%.*]] = select i1 [[COND]], float -0.000000e+00, float 0x7FF0000000000000
|
|
; CHECK-NEXT: [[FABS:%.*]] = call float @llvm.fabs.f32(float [[SELECT]])
|
|
; CHECK-NEXT: [[ONE:%.*]] = fcmp one float [[FABS]], 0x7FF0000000000000
|
|
; CHECK-NEXT: ret i1 [[ONE]]
|
|
;
|
|
entry:
|
|
%select = select i1 %cond, float -0.000000e+00, float 0x7FF0000000000000
|
|
%fabs = call float @llvm.fabs.f32(float %select)
|
|
%one = fcmp one float %fabs, 0x7FF0000000000000
|
|
ret i1 %one
|
|
}
|
|
|
|
define i1 @not_ninf_fabs_select_nzero_or_pinf(i1 %cond) {
|
|
; CHECK-LABEL: define i1 @not_ninf_fabs_select_nzero_or_pinf
|
|
; CHECK-SAME: (i1 [[COND:%.*]]) {
|
|
; CHECK-NEXT: entry:
|
|
; CHECK-NEXT: ret i1 true
|
|
;
|
|
entry:
|
|
%select = select i1 %cond, float -0.000000e+00, float 0x7FF0000000000000
|
|
%fabs = call float @llvm.fabs.f32(float %select)
|
|
%one = fcmp one float %fabs, 0xFFF0000000000000
|
|
ret i1 %one
|
|
}
|
|
|
|
define i1 @not_ninf_fneg_fabs_select_nzero_or_pinf(i1 %cond) {
|
|
; CHECK-LABEL: define i1 @not_ninf_fneg_fabs_select_nzero_or_pinf
|
|
; CHECK-SAME: (i1 [[COND:%.*]]) {
|
|
; CHECK-NEXT: entry:
|
|
; CHECK-NEXT: [[SELECT:%.*]] = select i1 [[COND]], float -0.000000e+00, float 0x7FF0000000000000
|
|
; CHECK-NEXT: [[FABS:%.*]] = call float @llvm.fabs.f32(float [[SELECT]])
|
|
; CHECK-NEXT: [[FNEG_FABS:%.*]] = fneg float [[FABS]]
|
|
; CHECK-NEXT: [[ONE:%.*]] = fcmp one float [[FNEG_FABS]], 0xFFF0000000000000
|
|
; CHECK-NEXT: ret i1 [[ONE]]
|
|
;
|
|
entry:
|
|
%select = select i1 %cond, float -0.000000e+00, float 0x7FF0000000000000
|
|
%fabs = call float @llvm.fabs.f32(float %select)
|
|
%fneg.fabs = fneg float %fabs
|
|
%one = fcmp one float %fneg.fabs, 0xFFF0000000000000
|
|
ret i1 %one
|
|
}
|
|
|
|
; This asserted because we didn't handle non-equality comparisons to
|
|
; negative infinity when recognizing is.fpclass-like compares.
|
|
define float @fcmp_ogt_neginf_implies_class_assert(float %arg) {
|
|
; CHECK-LABEL: define float @fcmp_ogt_neginf_implies_class_assert
|
|
; CHECK-SAME: (float [[ARG:%.*]]) {
|
|
; CHECK-NEXT: ret float 0.000000e+00
|
|
;
|
|
%cmp.ogt.neginf = fcmp ogt float %arg, 0xFFF0000000000000
|
|
%select_1_0 = select i1 %cmp.ogt.neginf, float 1.0, float 0.0
|
|
%mul_by_zero = fmul float %select_1_0, 0.0
|
|
ret float %mul_by_zero
|
|
}
|
|
|
|
define float @fcmp_ule_neginf_implies_class_assert(float %arg) {
|
|
; CHECK-LABEL: define float @fcmp_ule_neginf_implies_class_assert
|
|
; CHECK-SAME: (float [[ARG:%.*]]) {
|
|
; CHECK-NEXT: ret float 0.000000e+00
|
|
;
|
|
%cmp.ule.neginf = fcmp ule float %arg, 0xFFF0000000000000
|
|
%select_1_0 = select i1 %cmp.ule.neginf, float 1.0, float 0.0
|
|
%mul_by_zero = fmul float %select_1_0, 0.0
|
|
ret float %mul_by_zero
|
|
}
|
|
|
|
define float @fcmp_oge_neginf_implies_class_assert(float %arg) {
|
|
; CHECK-LABEL: define float @fcmp_oge_neginf_implies_class_assert
|
|
; CHECK-SAME: (float [[ARG:%.*]]) {
|
|
; CHECK-NEXT: ret float 0.000000e+00
|
|
;
|
|
%cmp.oge.neginf = fcmp oge float %arg, 0xFFF0000000000000
|
|
%select_1_0 = select i1 %cmp.oge.neginf, float 1.0, float 0.0
|
|
%mul_by_zero = fmul float %select_1_0, 0.0
|
|
ret float %mul_by_zero
|
|
}
|
|
|
|
define float @fcmp_ult_neginf_implies_class_assert(float %arg) {
|
|
; CHECK-LABEL: define float @fcmp_ult_neginf_implies_class_assert
|
|
; CHECK-SAME: (float [[ARG:%.*]]) {
|
|
; CHECK-NEXT: ret float 0.000000e+00
|
|
;
|
|
%cmp.ult.neginf = fcmp ult float %arg, 0xFFF0000000000000
|
|
%select_1_0 = select i1 %cmp.ult.neginf, float 1.0, float 0.0
|
|
%mul_by_zero = fmul float %select_1_0, 0.0
|
|
ret float %mul_by_zero
|
|
}
|
|
|
|
declare double @llvm.arithmetic.fence.f64(double)
|
|
declare double @llvm.canonicalize.f64(double)
|
|
declare double @llvm.ceil.f64(double)
|
|
declare double @llvm.copysign.f64(double, double)
|
|
declare double @llvm.cos.f64(double)
|
|
declare double @llvm.exp2.f64(double)
|
|
declare double @llvm.exp.f64(double)
|
|
declare double @llvm.fabs.f64(double)
|
|
declare float @llvm.fabs.f32(float)
|
|
declare double @llvm.floor.f64(double)
|
|
declare double @llvm.fma.f64(double, double, double)
|
|
declare double @llvm.fmuladd.f64(double, double, double)
|
|
declare double @llvm.log10.f64(double)
|
|
declare double @llvm.log2.f64(double)
|
|
declare double @llvm.log.f64(double)
|
|
declare double @llvm.maximum.f64(double, double)
|
|
declare double @llvm.maxnum.f64(double, double)
|
|
declare double @llvm.minimum.f64(double, double)
|
|
declare double @llvm.minnum.f64(double, double)
|
|
declare double @llvm.nearbyint.f64(double)
|
|
declare double @llvm.pow.f64(double, double)
|
|
declare double @llvm.powi.f64.i32(double, i32)
|
|
declare double @llvm.rint.f64(double)
|
|
declare double @llvm.roundeven.f64(double)
|
|
declare double @llvm.round.f64(double)
|
|
declare double @llvm.sin.f64(double)
|
|
declare double @llvm.sqrt.f64(double)
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declare double @llvm.trunc.f64(double)
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declare float @llvm.fptrunc.round.f32.f64(double, metadata)
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declare ppc_fp128 @llvm.ceil.ppcf128(ppc_fp128)
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declare ppc_fp128 @llvm.floor.ppcf128(ppc_fp128)
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declare ppc_fp128 @llvm.nearbyint.ppcf128(ppc_fp128)
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declare ppc_fp128 @llvm.rint.ppcf128(ppc_fp128)
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declare ppc_fp128 @llvm.roundeven.ppcf128(ppc_fp128)
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declare ppc_fp128 @llvm.round.ppcf128(ppc_fp128)
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declare ppc_fp128 @llvm.trunc.ppcf128(ppc_fp128)
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declare x86_fp80 @llvm.ceil.f80(x86_fp80)
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