95 lines
3.7 KiB
LLVM
95 lines
3.7 KiB
LLVM
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; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --version 2
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; RUN: opt -aa-pipeline=basic-aa -passes=attributor -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,TUNIT
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; RUN: opt -aa-pipeline=basic-aa -passes=attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,CGSCC
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declare float @llvm.arithmetic.fence.f32(float)
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declare float @extern(float)
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; arg missing nofpclass
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define nofpclass(nan) float @return_implies_arg(float %arg) {
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; CHECK-LABEL: define nofpclass(nan) float @return_implies_arg
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; CHECK-SAME: (float returned [[ARG:%.*]]) #[[ATTR1:[0-9]+]] {
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; CHECK-NEXT: ret float [[ARG]]
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;
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ret float %arg
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}
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; return should get marked nofpclass(inf nan)
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define internal float @callsite_implies_return() {
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; CHECK-LABEL: define internal float @callsite_implies_return() {
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; CHECK-NEXT: [[VALUE:%.*]] = call float @extern(float noundef nofpclass(nan inf zero sub nnorm) 1.000000e+00)
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; CHECK-NEXT: ret float [[VALUE]]
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;
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%value = call float @extern(float 1.0)
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ret float %value
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}
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; arg should get nofpclass(inf nan)
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define float @nofpclass_callsite_arg_implies_arg(float %arg) {
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; CHECK-LABEL: define float @nofpclass_callsite_arg_implies_arg
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; CHECK-SAME: (float [[ARG:%.*]]) {
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; CHECK-NEXT: [[CALL:%.*]] = call float @extern(float nofpclass(nan inf) [[ARG]])
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; CHECK-NEXT: ret float [[CALL]]
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;
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%call = call float @extern(float nofpclass(inf nan) %arg)
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ret float %call
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}
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define float @nofpclass_earlier_call_implies_later_call_arg(float %arg) {
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; CHECK-LABEL: define float @nofpclass_earlier_call_implies_later_call_arg
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; CHECK-SAME: (float [[ARG:%.*]]) {
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; CHECK-NEXT: [[CALL0:%.*]] = call float @extern(float nofpclass(nan inf) [[ARG]])
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; CHECK-NEXT: [[CALL1:%.*]] = call float @extern(float [[ARG]])
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; CHECK-NEXT: [[ADD:%.*]] = fadd float [[CALL0]], [[CALL1]]
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; CHECK-NEXT: ret float [[ADD]]
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;
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%call0 = call float @extern(float nofpclass(inf nan) %arg)
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%call1 = call float @extern(float %arg) ; nofpclass should be implied here
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%add = fadd float %call0, %call1
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ret float %add
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}
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define float @nnan_ninf_implies_arg_return(float %arg) {
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; CHECK-LABEL: define nofpclass(nan inf) float @nnan_ninf_implies_arg_return
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; CHECK-SAME: (float [[ARG:%.*]]) {
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; CHECK-NEXT: [[CALL:%.*]] = call nnan ninf nofpclass(nan inf) float @extern(float [[ARG]])
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; CHECK-NEXT: ret float [[CALL]]
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;
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%call = call nnan ninf float @extern(float %arg)
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ret float %call
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}
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define float @callsite_returns_nofpclass_nan() {
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; CHECK-LABEL: define nofpclass(nan inf) float @callsite_returns_nofpclass_nan() {
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; CHECK-NEXT: [[CALL:%.*]] = call nofpclass(nan inf) float @callsite_implies_return()
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; CHECK-NEXT: ret float [[CALL]]
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;
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%call = call nofpclass(inf nan) float @callsite_implies_return()
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ret float %call
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}
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define float @nnan_implies_arg_return(float %arg) {
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; CHECK-LABEL: define nofpclass(nan) float @nnan_implies_arg_return
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; CHECK-SAME: (float [[ARG:%.*]]) {
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; CHECK-NEXT: [[CALL:%.*]] = call nnan nofpclass(nan) float @extern(float [[ARG]])
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; CHECK-NEXT: ret float [[CALL]]
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;
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%call = call nnan float @extern(float %arg)
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ret float %call
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}
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define float @ninf_implies_arg_return(float %arg) {
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; CHECK-LABEL: define nofpclass(inf) float @ninf_implies_arg_return
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; CHECK-SAME: (float [[ARG:%.*]]) {
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; CHECK-NEXT: [[CALL:%.*]] = call ninf nofpclass(inf) float @extern(float [[ARG]])
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; CHECK-NEXT: ret float [[CALL]]
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;
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%call = call ninf float @extern(float %arg)
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ret float %call
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}
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;; NOTE: These prefixes are unused and the list is autogenerated. Do not add tests below this line:
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; CGSCC: {{.*}}
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; TUNIT: {{.*}}
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