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; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --check-attributes --check-globals
; RUN: opt -attributor -enable-new-pm=0 -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=4 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_NPM,NOT_CGSCC_OPM,NOT_TUNIT_NPM,IS__TUNIT____,IS________OPM,IS__TUNIT_OPM
; RUN: opt -aa-pipeline=basic-aa -passes=attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=4 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_OPM,NOT_CGSCC_NPM,NOT_TUNIT_OPM,IS__TUNIT____,IS________NPM,IS__TUNIT_NPM
; 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
; 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
define internal void @dead() {
; IS__CGSCC____-LABEL: define {{[^@]+}}@dead() {
; IS__CGSCC____-NEXT: [[TMP1:%.*]] = call i32 @test(i32* noalias noundef align 536870912 null)
; IS__CGSCC____-NEXT: ret void
;
call i32 @test(i32* null, i32* null)
ret void
}
define internal i32 @test(i32* %X, i32* %Y) {
; IS__CGSCC_OPM: Function Attrs: argmemonly nofree nosync nounwind willreturn writeonly
; IS__CGSCC_OPM-LABEL: define {{[^@]+}}@test
; IS__CGSCC_OPM-SAME: (i32* noalias nocapture nofree noundef writeonly align 4 [[X:%.*]]) #[[ATTR0:[0-9]+]] {
; IS__CGSCC_OPM-NEXT: br i1 true, label [[LIVE:%.*]], label [[DEAD:%.*]]
; IS__CGSCC_OPM: live:
; IS__CGSCC_OPM-NEXT: store i32 0, i32* [[X]], align 4
; IS__CGSCC_OPM-NEXT: ret i32 undef
; IS__CGSCC_OPM: dead:
; IS__CGSCC_OPM-NEXT: unreachable
;
; IS__CGSCC_NPM: Function Attrs: argmemonly nofree norecurse nosync nounwind willreturn writeonly
; IS__CGSCC_NPM-LABEL: define {{[^@]+}}@test
; IS__CGSCC_NPM-SAME: (i32* noalias nocapture nofree noundef writeonly align 4 [[X:%.*]]) #[[ATTR0:[0-9]+]] {
; IS__CGSCC_NPM-NEXT: br i1 true, label [[LIVE:%.*]], label [[DEAD:%.*]]
; IS__CGSCC_NPM: live:
; IS__CGSCC_NPM-NEXT: store i32 0, i32* [[X]], align 4
; IS__CGSCC_NPM-NEXT: ret i32 undef
; IS__CGSCC_NPM: dead:
; IS__CGSCC_NPM-NEXT: unreachable
;
br i1 true, label %live, label %dead
live:
store i32 0, i32* %X
ret i32 0
dead:
call i32 @caller(i32* null)
call void @dead()
ret i32 1
}
define internal i32 @caller(i32* %B) {
; IS__CGSCC_OPM: Function Attrs: nofree nosync nounwind readnone willreturn
; IS__CGSCC_OPM-LABEL: define {{[^@]+}}@caller
; IS__CGSCC_OPM-SAME: () #[[ATTR1:[0-9]+]] {
; IS__CGSCC_OPM-NEXT: [[A:%.*]] = alloca i32, align 4
; IS__CGSCC_OPM-NEXT: [[C:%.*]] = call i32 @test(i32* noalias nocapture nofree noundef nonnull writeonly align 4 dereferenceable(4) [[A]]) #[[ATTR3:[0-9]+]]
; IS__CGSCC_OPM-NEXT: ret i32 undef
;
; IS__CGSCC_NPM: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC_NPM-LABEL: define {{[^@]+}}@caller
; IS__CGSCC_NPM-SAME: () #[[ATTR1:[0-9]+]] {
; IS__CGSCC_NPM-NEXT: [[A:%.*]] = alloca i32, align 4
; IS__CGSCC_NPM-NEXT: [[C:%.*]] = call i32 @test(i32* noalias nocapture nofree noundef nonnull writeonly align 4 dereferenceable(4) [[A]]) #[[ATTR2:[0-9]+]]
; IS__CGSCC_NPM-NEXT: ret i32 undef
;
%A = alloca i32
store i32 1, i32* %A
%C = call i32 @test(i32* %A, i32* %B)
ret i32 %C
}
define i32 @callercaller() {
; IS__TUNIT____: Function Attrs: nofree nosync nounwind readnone willreturn
; IS__TUNIT____-LABEL: define {{[^@]+}}@callercaller
; IS__TUNIT____-SAME: () #[[ATTR0:[0-9]+]] {
; IS__TUNIT____-NEXT: [[B:%.*]] = alloca i32, align 4
; IS__TUNIT____-NEXT: ret i32 0
;
; IS__CGSCC_OPM: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC_OPM-LABEL: define {{[^@]+}}@callercaller
; IS__CGSCC_OPM-SAME: () #[[ATTR2:[0-9]+]] {
; IS__CGSCC_OPM-NEXT: [[B:%.*]] = alloca i32, align 4
; IS__CGSCC_OPM-NEXT: ret i32 0
;
; IS__CGSCC_NPM: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
; IS__CGSCC_NPM-LABEL: define {{[^@]+}}@callercaller
; IS__CGSCC_NPM-SAME: () #[[ATTR1]] {
; IS__CGSCC_NPM-NEXT: [[B:%.*]] = alloca i32, align 4
; IS__CGSCC_NPM-NEXT: ret i32 0
;
%B = alloca i32
store i32 2, i32* %B
%X = call i32 @caller(i32* %B)
ret i32 %X
}
;.
; IS__TUNIT____: attributes #[[ATTR0]] = { nofree nosync nounwind readnone willreturn }
;.
; IS__CGSCC_OPM: attributes #[[ATTR0]] = { argmemonly nofree nosync nounwind willreturn writeonly }
; IS__CGSCC_OPM: attributes #[[ATTR1]] = { nofree nosync nounwind readnone willreturn }
; IS__CGSCC_OPM: attributes #[[ATTR2]] = { nofree norecurse nosync nounwind readnone willreturn }
; IS__CGSCC_OPM: attributes #[[ATTR3]] = { nofree nosync nounwind willreturn writeonly }
;.
; IS__CGSCC_NPM: attributes #[[ATTR0]] = { argmemonly nofree norecurse nosync nounwind willreturn writeonly }
; IS__CGSCC_NPM: attributes #[[ATTR1]] = { nofree norecurse nosync nounwind readnone willreturn }
; IS__CGSCC_NPM: attributes #[[ATTR2]] = { nofree nosync nounwind willreturn writeonly }
;.
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