176 lines
8.9 KiB
LLVM
176 lines
8.9 KiB
LLVM
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; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --check-attributes
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; RUN: opt -attributor -enable-new-pm=0 -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=1 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_NPM,NOT_CGSCC_OPM,NOT_TUNIT_NPM,IS__TUNIT____,IS________OPM,IS__TUNIT_OPM
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; RUN: opt -aa-pipeline=basic-aa -passes=attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=1 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_OPM,NOT_CGSCC_NPM,NOT_TUNIT_OPM,IS__TUNIT____,IS________NPM,IS__TUNIT_NPM
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; RUN: opt -attributor-cgscc -enable-new-pm=0 -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_NPM,IS__CGSCC____,IS________OPM,IS__CGSCC_OPM
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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,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_OPM,IS__CGSCC____,IS________NPM,IS__CGSCC_NPM
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; PR36543
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; Don't promote arguments of musttail callee
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%T = type { i32, i32, i32, i32 }
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define internal i32 @test(%T* %p) {
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; IS__TUNIT____: Function Attrs: argmemonly nofree nosync nounwind readonly willreturn
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; IS__TUNIT____-LABEL: define {{[^@]+}}@test
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; IS__TUNIT____-SAME: (%T* nocapture nofree readonly [[P:%.*]]) [[ATTR0:#.*]] {
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; IS__TUNIT____-NEXT: [[A_GEP:%.*]] = getelementptr [[T:%.*]], %T* [[P]], i64 0, i32 3
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; IS__TUNIT____-NEXT: [[B_GEP:%.*]] = getelementptr [[T]], %T* [[P]], i64 0, i32 2
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; IS__TUNIT____-NEXT: [[A:%.*]] = load i32, i32* [[A_GEP]], align 4
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; IS__TUNIT____-NEXT: [[B:%.*]] = load i32, i32* [[B_GEP]], align 4
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; IS__TUNIT____-NEXT: [[V:%.*]] = add i32 [[A]], [[B]]
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; IS__TUNIT____-NEXT: ret i32 [[V]]
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;
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; IS__CGSCC____: Function Attrs: argmemonly nofree norecurse nosync nounwind readonly willreturn
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; IS__CGSCC____-LABEL: define {{[^@]+}}@test
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; IS__CGSCC____-SAME: (%T* nocapture nofree readonly [[P:%.*]]) [[ATTR0:#.*]] {
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; IS__CGSCC____-NEXT: [[A_GEP:%.*]] = getelementptr [[T:%.*]], %T* [[P]], i64 0, i32 3
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; IS__CGSCC____-NEXT: [[B_GEP:%.*]] = getelementptr [[T]], %T* [[P]], i64 0, i32 2
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; IS__CGSCC____-NEXT: [[A:%.*]] = load i32, i32* [[A_GEP]], align 4
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; IS__CGSCC____-NEXT: [[B:%.*]] = load i32, i32* [[B_GEP]], align 4
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; IS__CGSCC____-NEXT: [[V:%.*]] = add i32 [[A]], [[B]]
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; IS__CGSCC____-NEXT: ret i32 [[V]]
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;
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%a.gep = getelementptr %T, %T* %p, i64 0, i32 3
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%b.gep = getelementptr %T, %T* %p, i64 0, i32 2
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%a = load i32, i32* %a.gep
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%b = load i32, i32* %b.gep
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%v = add i32 %a, %b
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ret i32 %v
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}
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define i32 @caller(%T* %p) {
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; IS__TUNIT____: Function Attrs: argmemonly nofree nosync nounwind readonly willreturn
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; IS__TUNIT____-LABEL: define {{[^@]+}}@caller
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; IS__TUNIT____-SAME: (%T* nocapture nofree readonly [[P:%.*]]) [[ATTR0]] {
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; IS__TUNIT____-NEXT: [[V:%.*]] = musttail call i32 @test(%T* nocapture nofree readonly [[P]]) [[ATTR4:#.*]]
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; IS__TUNIT____-NEXT: ret i32 [[V]]
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;
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; IS__CGSCC____: Function Attrs: argmemonly nofree norecurse nosync nounwind readonly willreturn
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; IS__CGSCC____-LABEL: define {{[^@]+}}@caller
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; IS__CGSCC____-SAME: (%T* nocapture nofree readonly [[P:%.*]]) [[ATTR0]] {
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; IS__CGSCC____-NEXT: [[V:%.*]] = musttail call i32 @test(%T* nocapture nofree readonly [[P]]) [[ATTR4:#.*]]
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; IS__CGSCC____-NEXT: ret i32 [[V]]
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;
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%v = musttail call i32 @test(%T* %p)
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ret i32 %v
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}
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; Don't promote arguments of musttail caller
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define i32 @foo(%T* %p, i32 %v) {
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; IS__TUNIT____: Function Attrs: nofree nosync nounwind readnone willreturn
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; IS__TUNIT____-LABEL: define {{[^@]+}}@foo
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; IS__TUNIT____-SAME: (%T* nocapture nofree readnone [[P:%.*]], i32 [[V:%.*]]) [[ATTR1:#.*]] {
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; IS__TUNIT____-NEXT: ret i32 0
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;
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; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
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; IS__CGSCC____-LABEL: define {{[^@]+}}@foo
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; IS__CGSCC____-SAME: (%T* nocapture nofree readnone [[P:%.*]], i32 [[V:%.*]]) [[ATTR1:#.*]] {
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; IS__CGSCC____-NEXT: ret i32 0
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;
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ret i32 0
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}
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define internal i32 @test2(%T* %p, i32 %p2) {
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; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
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; IS__CGSCC____-LABEL: define {{[^@]+}}@test2
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; IS__CGSCC____-SAME: (%T* noalias nocapture nofree readnone [[P:%.*]], i32 [[P2:%.*]]) [[ATTR1]] {
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; IS__CGSCC____-NEXT: ret i32 undef
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;
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%a.gep = getelementptr %T, %T* %p, i64 0, i32 3
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%b.gep = getelementptr %T, %T* %p, i64 0, i32 2
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%a = load i32, i32* %a.gep
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%b = load i32, i32* %b.gep
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%v = add i32 %a, %b
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%ca = musttail call i32 @foo(%T* undef, i32 %v)
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ret i32 %ca
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}
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define i32 @caller2(%T* %g) {
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; IS__TUNIT____: Function Attrs: nofree nosync nounwind readnone willreturn
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; IS__TUNIT____-LABEL: define {{[^@]+}}@caller2
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; IS__TUNIT____-SAME: (%T* nocapture nofree readnone [[G:%.*]]) [[ATTR1]] {
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; IS__TUNIT____-NEXT: ret i32 0
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;
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; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
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; IS__CGSCC____-LABEL: define {{[^@]+}}@caller2
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; IS__CGSCC____-SAME: (%T* nocapture nofree readnone [[G:%.*]]) [[ATTR1]] {
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; IS__CGSCC____-NEXT: ret i32 0
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;
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%v = call i32 @test2(%T* %g, i32 0)
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ret i32 %v
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}
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; In the version above we can remove the call to foo completely.
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; In the version below we keep the call and verify the return value
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; is kept as well.
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define i32 @bar(%T* %p, i32 %v) {
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; IS__TUNIT____: Function Attrs: argmemonly nofree nosync nounwind willreturn writeonly
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; IS__TUNIT____-LABEL: define {{[^@]+}}@bar
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; IS__TUNIT____-SAME: (%T* nocapture nofree nonnull writeonly dereferenceable(4) [[P:%.*]], i32 [[V:%.*]]) [[ATTR2:#.*]] {
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; IS__TUNIT____-NEXT: [[I32PTR:%.*]] = getelementptr [[T:%.*]], %T* [[P]], i64 0, i32 0
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; IS__TUNIT____-NEXT: store i32 [[V]], i32* [[I32PTR]], align 4
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; IS__TUNIT____-NEXT: ret i32 0
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;
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; IS__CGSCC____: Function Attrs: argmemonly nofree norecurse nosync nounwind willreturn writeonly
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; IS__CGSCC____-LABEL: define {{[^@]+}}@bar
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; IS__CGSCC____-SAME: (%T* nocapture nofree nonnull writeonly dereferenceable(4) [[P:%.*]], i32 [[V:%.*]]) [[ATTR2:#.*]] {
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; IS__CGSCC____-NEXT: [[I32PTR:%.*]] = getelementptr [[T:%.*]], %T* [[P]], i64 0, i32 0
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; IS__CGSCC____-NEXT: store i32 [[V]], i32* [[I32PTR]], align 4
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; IS__CGSCC____-NEXT: ret i32 0
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;
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%i32ptr = getelementptr %T, %T* %p, i64 0, i32 0
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store i32 %v, i32* %i32ptr
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ret i32 0
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}
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define internal i32 @test2b(%T* %p, i32 %p2) {
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; IS__TUNIT____: Function Attrs: argmemonly nofree nosync nounwind willreturn
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; IS__TUNIT____-LABEL: define {{[^@]+}}@test2b
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; IS__TUNIT____-SAME: (%T* nocapture nofree readonly [[P:%.*]], i32 [[P2:%.*]]) [[ATTR3:#.*]] {
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; IS__TUNIT____-NEXT: [[A_GEP:%.*]] = getelementptr [[T:%.*]], %T* [[P]], i64 0, i32 3
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; IS__TUNIT____-NEXT: [[B_GEP:%.*]] = getelementptr [[T]], %T* [[P]], i64 0, i32 2
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; IS__TUNIT____-NEXT: [[A:%.*]] = load i32, i32* [[A_GEP]], align 4
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; IS__TUNIT____-NEXT: [[B:%.*]] = load i32, i32* [[B_GEP]], align 4
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; IS__TUNIT____-NEXT: [[V:%.*]] = add i32 [[A]], [[B]]
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; IS__TUNIT____-NEXT: [[CA:%.*]] = musttail call i32 @bar(%T* undef, i32 [[V]]) [[ATTR5:#.*]]
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; IS__TUNIT____-NEXT: ret i32 [[CA]]
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;
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; IS__CGSCC____: Function Attrs: argmemonly nofree norecurse nosync nounwind willreturn
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; IS__CGSCC____-LABEL: define {{[^@]+}}@test2b
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; IS__CGSCC____-SAME: (%T* nocapture nofree readonly [[P:%.*]], i32 [[P2:%.*]]) [[ATTR3:#.*]] {
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; IS__CGSCC____-NEXT: [[A_GEP:%.*]] = getelementptr [[T:%.*]], %T* [[P]], i64 0, i32 3
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; IS__CGSCC____-NEXT: [[B_GEP:%.*]] = getelementptr [[T]], %T* [[P]], i64 0, i32 2
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; IS__CGSCC____-NEXT: [[A:%.*]] = load i32, i32* [[A_GEP]], align 4
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; IS__CGSCC____-NEXT: [[B:%.*]] = load i32, i32* [[B_GEP]], align 4
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; IS__CGSCC____-NEXT: [[V:%.*]] = add i32 [[A]], [[B]]
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; IS__CGSCC____-NEXT: [[CA:%.*]] = musttail call i32 @bar(%T* undef, i32 [[V]]) [[ATTR5:#.*]]
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; IS__CGSCC____-NEXT: ret i32 [[CA]]
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;
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%a.gep = getelementptr %T, %T* %p, i64 0, i32 3
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%b.gep = getelementptr %T, %T* %p, i64 0, i32 2
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%a = load i32, i32* %a.gep
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%b = load i32, i32* %b.gep
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%v = add i32 %a, %b
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%ca = musttail call i32 @bar(%T* undef, i32 %v)
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ret i32 %ca
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}
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define i32 @caller2b(%T* %g) {
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; IS__TUNIT____: Function Attrs: argmemonly nofree nosync nounwind willreturn
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; IS__TUNIT____-LABEL: define {{[^@]+}}@caller2b
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; IS__TUNIT____-SAME: (%T* nocapture nofree readonly [[G:%.*]]) [[ATTR3]] {
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; IS__TUNIT____-NEXT: [[V:%.*]] = call i32 @test2b(%T* nocapture nofree readonly [[G]], i32 undef) [[ATTR6:#.*]]
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; IS__TUNIT____-NEXT: ret i32 0
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;
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; IS__CGSCC____: Function Attrs: argmemonly nofree norecurse nosync nounwind willreturn
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; IS__CGSCC____-LABEL: define {{[^@]+}}@caller2b
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; IS__CGSCC____-SAME: (%T* nocapture nofree readonly [[G:%.*]]) [[ATTR3]] {
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; IS__CGSCC____-NEXT: [[V:%.*]] = call i32 @test2b(%T* nocapture nofree readonly [[G]], i32 noundef undef) [[ATTR6:#.*]]
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; IS__CGSCC____-NEXT: ret i32 0
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;
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%v = call i32 @test2b(%T* %g, i32 0)
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ret i32 %v
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}
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