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800de3f8d5
Precommit tests, try 2. My tree is up-to-date as of this morning so this should go better than my first try.
347 lines
18 KiB
LLVM
347 lines
18 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
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; RUN: opt < %s -instsimplify -S | FileCheck %s
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;
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; constrained fadd
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;
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;
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; fadd X, -0 ==> X
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;
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define float @fadd_x_n0_defaultenv(float %a) #0 {
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; CHECK-LABEL: @fadd_x_n0_defaultenv(
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; CHECK-NEXT: ret float [[A:%.*]]
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;
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%ret = call float @llvm.experimental.constrained.fadd.f32(float %a, float -0.0, metadata !"round.tonearest", metadata !"fpexcept.ignore") #0
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ret float %ret
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}
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define <2 x float> @fadd_vec_x_n0_defaultenv(<2 x float> %a) #0 {
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; CHECK-LABEL: @fadd_vec_x_n0_defaultenv(
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; CHECK-NEXT: ret <2 x float> [[A:%.*]]
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;
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%ret = call <2 x float> @llvm.experimental.constrained.fadd.v2f32(<2 x float> %a, <2 x float><float -0.0, float -0.0>, metadata !"round.tonearest", metadata !"fpexcept.ignore") #0
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ret <2 x float> %ret
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}
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define float @fadd_x_n0_ebmaytrap(float %a) #0 {
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; CHECK-LABEL: @fadd_x_n0_ebmaytrap(
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; CHECK-NEXT: [[RET:%.*]] = call float @llvm.experimental.constrained.fadd.f32(float [[A:%.*]], float -0.000000e+00, metadata !"round.tonearest", metadata !"fpexcept.maytrap") #[[ATTR0:[0-9]+]]
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; CHECK-NEXT: ret float [[RET]]
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;
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%ret = call float @llvm.experimental.constrained.fadd.f32(float %a, float -0.0, metadata !"round.tonearest", metadata !"fpexcept.maytrap") #0
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ret float %ret
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}
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define <2 x float> @fadd_vec_x_n0_ebmaytrap(<2 x float> %a) #0 {
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; CHECK-LABEL: @fadd_vec_x_n0_ebmaytrap(
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; CHECK-NEXT: [[RET:%.*]] = call <2 x float> @llvm.experimental.constrained.fadd.v2f32(<2 x float> [[A:%.*]], <2 x float> <float -0.000000e+00, float -0.000000e+00>, metadata !"round.tonearest", metadata !"fpexcept.maytrap") #[[ATTR0]]
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; CHECK-NEXT: ret <2 x float> [[RET]]
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;
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%ret = call <2 x float> @llvm.experimental.constrained.fadd.v2f32(<2 x float> %a, <2 x float><float -0.0, float -0.0>, metadata !"round.tonearest", metadata !"fpexcept.maytrap") #0
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ret <2 x float> %ret
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}
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define float @fadd_x_n0_ebstrict(float %a) #0 {
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; CHECK-LABEL: @fadd_x_n0_ebstrict(
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; CHECK-NEXT: [[RET:%.*]] = call float @llvm.experimental.constrained.fadd.f32(float [[A:%.*]], float -0.000000e+00, metadata !"round.tonearest", metadata !"fpexcept.strict") #[[ATTR0]]
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; CHECK-NEXT: ret float [[RET]]
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;
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%ret = call float @llvm.experimental.constrained.fadd.f32(float %a, float -0.0, metadata !"round.tonearest", metadata !"fpexcept.strict") #0
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ret float %ret
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}
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define <2 x float> @fadd_vec_x_n0_ebstrict(<2 x float> %a) #0 {
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; CHECK-LABEL: @fadd_vec_x_n0_ebstrict(
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; CHECK-NEXT: [[RET:%.*]] = call <2 x float> @llvm.experimental.constrained.fadd.v2f32(<2 x float> [[A:%.*]], <2 x float> <float -0.000000e+00, float -0.000000e+00>, metadata !"round.tonearest", metadata !"fpexcept.strict") #[[ATTR0]]
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; CHECK-NEXT: ret <2 x float> [[RET]]
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;
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%ret = call <2 x float> @llvm.experimental.constrained.fadd.v2f32(<2 x float> %a, <2 x float><float -0.0, float -0.0>, metadata !"round.tonearest", metadata !"fpexcept.strict") #0
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ret <2 x float> %ret
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}
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define float @fadd_x_n0_neginf(float %a) #0 {
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; CHECK-LABEL: @fadd_x_n0_neginf(
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; CHECK-NEXT: [[RET:%.*]] = call float @llvm.experimental.constrained.fadd.f32(float [[A:%.*]], float -0.000000e+00, metadata !"round.downward", metadata !"fpexcept.ignore") #[[ATTR0]]
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; CHECK-NEXT: ret float [[RET]]
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;
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%ret = call float @llvm.experimental.constrained.fadd.f32(float %a, float -0.0, metadata !"round.downward", metadata !"fpexcept.ignore") #0
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ret float %ret
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}
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define <2 x float> @fadd_vec_x_n0_neginf(<2 x float> %a) #0 {
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; CHECK-LABEL: @fadd_vec_x_n0_neginf(
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; CHECK-NEXT: [[RET:%.*]] = call <2 x float> @llvm.experimental.constrained.fadd.v2f32(<2 x float> [[A:%.*]], <2 x float> <float -0.000000e+00, float -0.000000e+00>, metadata !"round.downward", metadata !"fpexcept.ignore") #[[ATTR0]]
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; CHECK-NEXT: ret <2 x float> [[RET]]
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;
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%ret = call <2 x float> @llvm.experimental.constrained.fadd.v2f32(<2 x float> %a, <2 x float><float -0.0, float -0.0>, metadata !"round.downward", metadata !"fpexcept.ignore") #0
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ret <2 x float> %ret
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}
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define float @fadd_x_n0_dynamic(float %a) #0 {
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; CHECK-LABEL: @fadd_x_n0_dynamic(
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; CHECK-NEXT: [[RET:%.*]] = call float @llvm.experimental.constrained.fadd.f32(float [[A:%.*]], float -0.000000e+00, metadata !"round.dynamic", metadata !"fpexcept.ignore") #[[ATTR0]]
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; CHECK-NEXT: ret float [[RET]]
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;
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%ret = call float @llvm.experimental.constrained.fadd.f32(float %a, float -0.0, metadata !"round.dynamic", metadata !"fpexcept.ignore") #0
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ret float %ret
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}
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define <2 x float> @fadd_vec_x_n0_dynamic(<2 x float> %a) #0 {
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; CHECK-LABEL: @fadd_vec_x_n0_dynamic(
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; CHECK-NEXT: [[RET:%.*]] = call <2 x float> @llvm.experimental.constrained.fadd.v2f32(<2 x float> [[A:%.*]], <2 x float> <float -0.000000e+00, float -0.000000e+00>, metadata !"round.dynamic", metadata !"fpexcept.ignore") #[[ATTR0]]
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; CHECK-NEXT: ret <2 x float> [[RET]]
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;
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%ret = call <2 x float> @llvm.experimental.constrained.fadd.v2f32(<2 x float> %a, <2 x float><float -0.0, float -0.0>, metadata !"round.dynamic", metadata !"fpexcept.ignore") #0
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ret <2 x float> %ret
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}
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; The rounding mode here needs to not be { tonearest, downward, dynamic }.
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; Test one of the remaining rounding modes and the rest will be fine.
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define float @fadd_x_n0_towardzero(float %a) #0 {
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; CHECK-LABEL: @fadd_x_n0_towardzero(
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; CHECK-NEXT: [[RET:%.*]] = call float @llvm.experimental.constrained.fadd.f32(float [[A:%.*]], float -0.000000e+00, metadata !"round.towardzero", metadata !"fpexcept.ignore") #[[ATTR0]]
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; CHECK-NEXT: ret float [[RET]]
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;
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%ret = call float @llvm.experimental.constrained.fadd.f32(float %a, float -0.0, metadata !"round.towardzero", metadata !"fpexcept.ignore") #0
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ret float %ret
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}
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; The rounding mode here needs to not be { tonearest, downward, dynamic }.
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; Test one of the remaining rounding modes and the rest will be fine.
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define <2 x float> @fadd_vec_x_n0_towardzero(<2 x float> %a) #0 {
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; CHECK-LABEL: @fadd_vec_x_n0_towardzero(
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; CHECK-NEXT: [[RET:%.*]] = call <2 x float> @llvm.experimental.constrained.fadd.v2f32(<2 x float> [[A:%.*]], <2 x float> <float -0.000000e+00, float -0.000000e+00>, metadata !"round.towardzero", metadata !"fpexcept.ignore") #[[ATTR0]]
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; CHECK-NEXT: ret <2 x float> [[RET]]
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;
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%ret = call <2 x float> @llvm.experimental.constrained.fadd.v2f32(<2 x float> %a, <2 x float><float -0.0, float -0.0>, metadata !"round.towardzero", metadata !"fpexcept.ignore") #0
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ret <2 x float> %ret
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}
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define float @fadd_nnan_x_n0_ebstrict(float %a) #0 {
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; CHECK-LABEL: @fadd_nnan_x_n0_ebstrict(
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; CHECK-NEXT: [[RET:%.*]] = call nnan float @llvm.experimental.constrained.fadd.f32(float [[A:%.*]], float -0.000000e+00, metadata !"round.tonearest", metadata !"fpexcept.strict") #[[ATTR0]]
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; CHECK-NEXT: ret float [[RET]]
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;
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%ret = call nnan float @llvm.experimental.constrained.fadd.f32(float %a, float -0.0, metadata !"round.tonearest", metadata !"fpexcept.strict") #0
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ret float %ret
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}
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define <2 x float> @fadd_vec_nnan_x_n0_ebstrict(<2 x float> %a) #0 {
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; CHECK-LABEL: @fadd_vec_nnan_x_n0_ebstrict(
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; CHECK-NEXT: [[RET:%.*]] = call nnan <2 x float> @llvm.experimental.constrained.fadd.v2f32(<2 x float> [[A:%.*]], <2 x float> <float -0.000000e+00, float -0.000000e+00>, metadata !"round.tonearest", metadata !"fpexcept.strict") #[[ATTR0]]
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; CHECK-NEXT: ret <2 x float> [[RET]]
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;
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%ret = call nnan <2 x float> @llvm.experimental.constrained.fadd.v2f32(<2 x float> %a, <2 x float><float -0.0, float -0.0>, metadata !"round.tonearest", metadata !"fpexcept.strict") #0
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ret <2 x float> %ret
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}
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; Test with a fast math flag set but that flag is not "nnan".
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define float @fadd_ninf_x_n0_ebstrict(float %a) #0 {
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; CHECK-LABEL: @fadd_ninf_x_n0_ebstrict(
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; CHECK-NEXT: [[RET:%.*]] = call ninf float @llvm.experimental.constrained.fadd.f32(float [[A:%.*]], float -0.000000e+00, metadata !"round.tonearest", metadata !"fpexcept.strict") #[[ATTR0]]
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; CHECK-NEXT: ret float [[RET]]
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;
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%ret = call ninf float @llvm.experimental.constrained.fadd.f32(float %a, float -0.0, metadata !"round.tonearest", metadata !"fpexcept.strict") #0
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ret float %ret
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}
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; Test with a fast math flag set but that flag is not "nnan".
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define <2 x float> @fadd_vec_ninf_x_n0_ebstrict(<2 x float> %a) #0 {
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; CHECK-LABEL: @fadd_vec_ninf_x_n0_ebstrict(
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; CHECK-NEXT: [[RET:%.*]] = call ninf <2 x float> @llvm.experimental.constrained.fadd.v2f32(<2 x float> [[A:%.*]], <2 x float> <float -0.000000e+00, float -0.000000e+00>, metadata !"round.tonearest", metadata !"fpexcept.strict") #[[ATTR0]]
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; CHECK-NEXT: ret <2 x float> [[RET]]
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;
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%ret = call ninf <2 x float> @llvm.experimental.constrained.fadd.v2f32(<2 x float> %a, <2 x float><float -0.0, float -0.0>, metadata !"round.tonearest", metadata !"fpexcept.strict") #0
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ret <2 x float> %ret
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}
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define float @fadd_n0_x_defaultenv(float %a) #0 {
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; CHECK-LABEL: @fadd_n0_x_defaultenv(
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; CHECK-NEXT: ret float [[A:%.*]]
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;
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%ret = call float @llvm.experimental.constrained.fadd.f32(float -0.0, float %a, metadata !"round.tonearest", metadata !"fpexcept.ignore") #0
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ret float %ret
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}
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define <2 x float> @fadd_vec_n0_x_defaultenv(<2 x float> %a) #0 {
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; CHECK-LABEL: @fadd_vec_n0_x_defaultenv(
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; CHECK-NEXT: ret <2 x float> [[A:%.*]]
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;
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%ret = call <2 x float> @llvm.experimental.constrained.fadd.v2f32(<2 x float><float -0.0, float -0.0>, <2 x float> %a, metadata !"round.tonearest", metadata !"fpexcept.ignore") #0
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ret <2 x float> %ret
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}
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; TODO: Canonicalize the order of the arguments. Then this will fire.
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define float @fadd_n0_x_ebmaytrap(float %a) #0 {
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; CHECK-LABEL: @fadd_n0_x_ebmaytrap(
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; CHECK-NEXT: [[RET:%.*]] = call float @llvm.experimental.constrained.fadd.f32(float -0.000000e+00, float [[A:%.*]], metadata !"round.tonearest", metadata !"fpexcept.maytrap") #[[ATTR0]]
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; CHECK-NEXT: ret float [[RET]]
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;
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%ret = call float @llvm.experimental.constrained.fadd.f32(float -0.0, float %a, metadata !"round.tonearest", metadata !"fpexcept.maytrap") #0
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ret float %ret
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}
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; TODO: Canonicalize the order of the arguments. Then this will fire.
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define <2 x float> @fadd_vec_n0_x_ebmaytrap(<2 x float> %a) #0 {
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; CHECK-LABEL: @fadd_vec_n0_x_ebmaytrap(
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; CHECK-NEXT: [[RET:%.*]] = call <2 x float> @llvm.experimental.constrained.fadd.v2f32(<2 x float> <float -0.000000e+00, float -0.000000e+00>, <2 x float> [[A:%.*]], metadata !"round.tonearest", metadata !"fpexcept.maytrap") #[[ATTR0]]
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; CHECK-NEXT: ret <2 x float> [[RET]]
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;
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%ret = call <2 x float> @llvm.experimental.constrained.fadd.v2f32(<2 x float><float -0.0, float -0.0>, <2 x float> %a, metadata !"round.tonearest", metadata !"fpexcept.maytrap") #0
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ret <2 x float> %ret
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}
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;
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; fadd X, 0 ==> X, when we know X is not -0
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;
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define float @fold_fadd_nsz_x_0_defaultenv(float %a) #0 {
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; CHECK-LABEL: @fold_fadd_nsz_x_0_defaultenv(
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; CHECK-NEXT: ret float [[A:%.*]]
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;
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%add = call nsz float @llvm.experimental.constrained.fadd.f32(float %a, float 0.0, metadata !"round.tonearest", metadata !"fpexcept.ignore") #0
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ret float %add
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}
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define <2 x float> @fold_fadd_vec_nsz_x_0_defaultenv(<2 x float> %a) #0 {
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; CHECK-LABEL: @fold_fadd_vec_nsz_x_0_defaultenv(
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; CHECK-NEXT: ret <2 x float> [[A:%.*]]
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;
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%add = call nsz <2 x float> @llvm.experimental.constrained.fadd.v2f32(<2 x float> %a, <2 x float> zeroinitializer, metadata !"round.tonearest", metadata !"fpexcept.ignore") #0
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ret <2 x float> %add
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}
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define float @fold_fadd_nsz_x_0_ebmaytrap(float %a) #0 {
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; CHECK-LABEL: @fold_fadd_nsz_x_0_ebmaytrap(
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; CHECK-NEXT: [[ADD:%.*]] = call nsz float @llvm.experimental.constrained.fadd.f32(float [[A:%.*]], float 0.000000e+00, metadata !"round.tonearest", metadata !"fpexcept.maytrap") #[[ATTR0]]
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; CHECK-NEXT: ret float [[ADD]]
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;
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%add = call nsz float @llvm.experimental.constrained.fadd.f32(float %a, float 0.0, metadata !"round.tonearest", metadata !"fpexcept.maytrap") #0
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ret float %add
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}
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define <2 x float> @fold_fadd_vec_nsz_x_0_ebmaytrap(<2 x float> %a) #0 {
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; CHECK-LABEL: @fold_fadd_vec_nsz_x_0_ebmaytrap(
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; CHECK-NEXT: [[ADD:%.*]] = call nsz <2 x float> @llvm.experimental.constrained.fadd.v2f32(<2 x float> [[A:%.*]], <2 x float> zeroinitializer, metadata !"round.tonearest", metadata !"fpexcept.maytrap") #[[ATTR0]]
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; CHECK-NEXT: ret <2 x float> [[ADD]]
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;
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%add = call nsz <2 x float> @llvm.experimental.constrained.fadd.v2f32(<2 x float> %a, <2 x float> zeroinitializer, metadata !"round.tonearest", metadata !"fpexcept.maytrap") #0
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ret <2 x float> %add
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}
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define float @fold_fadd_nsz_x_0_ebstrict(float %a) #0 {
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; CHECK-LABEL: @fold_fadd_nsz_x_0_ebstrict(
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; CHECK-NEXT: [[ADD:%.*]] = call nsz float @llvm.experimental.constrained.fadd.f32(float [[A:%.*]], float 0.000000e+00, metadata !"round.tonearest", metadata !"fpexcept.strict") #[[ATTR0]]
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; CHECK-NEXT: ret float [[ADD]]
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;
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%add = call nsz float @llvm.experimental.constrained.fadd.f32(float %a, float 0.0, metadata !"round.tonearest", metadata !"fpexcept.strict") #0
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ret float %add
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}
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define <2 x float> @fold_fadd_vec_nsz_x_0_ebstrict(<2 x float> %a) #0 {
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; CHECK-LABEL: @fold_fadd_vec_nsz_x_0_ebstrict(
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; CHECK-NEXT: [[ADD:%.*]] = call nsz <2 x float> @llvm.experimental.constrained.fadd.v2f32(<2 x float> [[A:%.*]], <2 x float> zeroinitializer, metadata !"round.tonearest", metadata !"fpexcept.strict") #[[ATTR0]]
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; CHECK-NEXT: ret <2 x float> [[ADD]]
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;
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%add = call nsz <2 x float> @llvm.experimental.constrained.fadd.v2f32(<2 x float> %a, <2 x float> zeroinitializer, metadata !"round.tonearest", metadata !"fpexcept.strict") #0
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ret <2 x float> %add
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}
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define float @fold_fadd_nsz_nnan_x_0_ebstrict(float %a) #0 {
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; CHECK-LABEL: @fold_fadd_nsz_nnan_x_0_ebstrict(
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; CHECK-NEXT: [[ADD:%.*]] = call nnan nsz float @llvm.experimental.constrained.fadd.f32(float [[A:%.*]], float 0.000000e+00, metadata !"round.tonearest", metadata !"fpexcept.strict") #[[ATTR0]]
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; CHECK-NEXT: ret float [[ADD]]
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;
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%add = call nsz nnan float @llvm.experimental.constrained.fadd.f32(float %a, float 0.0, metadata !"round.tonearest", metadata !"fpexcept.strict") #0
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ret float %add
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}
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define <2 x float> @fold_fadd_vec_nsz_nnan_x_0_ebstrict(<2 x float> %a) #0 {
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; CHECK-LABEL: @fold_fadd_vec_nsz_nnan_x_0_ebstrict(
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; CHECK-NEXT: [[ADD:%.*]] = call nnan nsz <2 x float> @llvm.experimental.constrained.fadd.v2f32(<2 x float> [[A:%.*]], <2 x float> zeroinitializer, metadata !"round.tonearest", metadata !"fpexcept.strict") #[[ATTR0]]
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; CHECK-NEXT: ret <2 x float> [[ADD]]
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;
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%add = call nsz nnan <2 x float> @llvm.experimental.constrained.fadd.v2f32(<2 x float> %a, <2 x float> zeroinitializer, metadata !"round.tonearest", metadata !"fpexcept.strict") #0
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ret <2 x float> %add
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}
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define float @fold_fadd_nsz_0_x_defaultenv(float %a) #0 {
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; CHECK-LABEL: @fold_fadd_nsz_0_x_defaultenv(
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; CHECK-NEXT: ret float [[A:%.*]]
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;
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%add = call nsz float @llvm.experimental.constrained.fadd.f32(float 0.0, float %a, metadata !"round.tonearest", metadata !"fpexcept.ignore") #0
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ret float %add
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}
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define <2 x float> @fold_fadd_vec_nsz_0_x_defaultenv(<2 x float> %a) #0 {
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; CHECK-LABEL: @fold_fadd_vec_nsz_0_x_defaultenv(
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; CHECK-NEXT: ret <2 x float> [[A:%.*]]
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;
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%add = call nsz <2 x float> @llvm.experimental.constrained.fadd.v2f32(<2 x float> zeroinitializer, <2 x float> %a, metadata !"round.tonearest", metadata !"fpexcept.ignore") #0
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ret <2 x float> %add
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}
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; TODO: Canonicalize the order of the arguments. Then this will fire.
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define float @fold_fadd_nsz_0_x_ebmaytrap(float %a) #0 {
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; CHECK-LABEL: @fold_fadd_nsz_0_x_ebmaytrap(
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; CHECK-NEXT: [[ADD:%.*]] = call nsz float @llvm.experimental.constrained.fadd.f32(float 0.000000e+00, float [[A:%.*]], metadata !"round.tonearest", metadata !"fpexcept.maytrap") #[[ATTR0]]
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; CHECK-NEXT: ret float [[ADD]]
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;
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%add = call nsz float @llvm.experimental.constrained.fadd.f32(float 0.0, float %a, metadata !"round.tonearest", metadata !"fpexcept.maytrap") #0
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ret float %add
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}
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; TODO: Canonicalize the order of the arguments. Then this will fire.
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define <2 x float> @fold_fadd_vec_nsz_0_x_ebmaytrap(<2 x float> %a) #0 {
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; CHECK-LABEL: @fold_fadd_vec_nsz_0_x_ebmaytrap(
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; CHECK-NEXT: [[ADD:%.*]] = call nsz <2 x float> @llvm.experimental.constrained.fadd.v2f32(<2 x float> zeroinitializer, <2 x float> [[A:%.*]], metadata !"round.tonearest", metadata !"fpexcept.maytrap") #[[ATTR0]]
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; CHECK-NEXT: ret <2 x float> [[ADD]]
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;
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%add = call nsz <2 x float> @llvm.experimental.constrained.fadd.v2f32(<2 x float> zeroinitializer, <2 x float> %a, metadata !"round.tonearest", metadata !"fpexcept.maytrap") #0
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ret <2 x float> %add
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}
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;
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; fadd with NaNs
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;
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define float @fold_fadd_qnan_qnan_ebmaytrap() #0 {
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; CHECK-LABEL: @fold_fadd_qnan_qnan_ebmaytrap(
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; CHECK-NEXT: ret float 0x7FF8000000000000
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;
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%add = call float @llvm.experimental.constrained.fadd.f32(float 0x7ff8000000000000, float 0x7ff8000000000000, metadata !"round.tonearest", metadata !"fpexcept.maytrap") #0
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ret float %add
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}
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|
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define float @fold_fadd_qnan_qnan_ebstrict() #0 {
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; CHECK-LABEL: @fold_fadd_qnan_qnan_ebstrict(
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; CHECK-NEXT: ret float 0x7FF8000000000000
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|
;
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%add = call float @llvm.experimental.constrained.fadd.f32(float 0x7ff8000000000000, float 0x7ff8000000000000, metadata !"round.tonearest", metadata !"fpexcept.strict") #0
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ret float %add
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|
}
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|
|
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define float @fold_fadd_snan_qnan_ebmaytrap() #0 {
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; CHECK-LABEL: @fold_fadd_snan_qnan_ebmaytrap(
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|
; CHECK-NEXT: ret float 0x7FFC000000000000
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|
;
|
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%add = call float @llvm.experimental.constrained.fadd.f32(float 0x7ff4000000000000, float 0x7ff8000000000000, metadata !"round.tonearest", metadata !"fpexcept.maytrap") #0
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|
ret float %add
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|
}
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|
|
|
define float @fold_fadd_snan_qnan_ebstrict() #0 {
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|
; CHECK-LABEL: @fold_fadd_snan_qnan_ebstrict(
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|
; CHECK-NEXT: [[ADD:%.*]] = call float @llvm.experimental.constrained.fadd.f32(float 0x7FF4000000000000, float 0x7FF8000000000000, metadata !"round.tonearest", metadata !"fpexcept.strict") #[[ATTR0]]
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|
; CHECK-NEXT: ret float [[ADD]]
|
|
;
|
|
%add = call float @llvm.experimental.constrained.fadd.f32(float 0x7ff4000000000000, float 0x7ff8000000000000, metadata !"round.tonearest", metadata !"fpexcept.strict") #0
|
|
ret float %add
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|
}
|
|
|
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declare float @llvm.experimental.constrained.fadd.f32(float, float, metadata, metadata) #0
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declare <2 x float> @llvm.experimental.constrained.fadd.v2f32(<2 x float>, <2 x float>, metadata, metadata) #0
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|
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attributes #0 = { strictfp }
|