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internal-noalias.ll
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internal-noalias.ll
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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 -aa-pipeline=basic-aa -passes=attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=7 -S < %s | FileCheck %s --check-prefixes=CHECK,TUNIT
; RUN: opt -aa-pipeline=basic-aa -passes=attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,CGSCC
define dso_local i32 @visible(i32* noalias %A, i32* noalias %B) #0 {
; TUNIT: Function Attrs: nofree noinline norecurse nosync nounwind willreturn memory(argmem: read) uwtable
; TUNIT-LABEL: define {{[^@]+}}@visible
; TUNIT-SAME: (i32* noalias nocapture nofree readonly [[A:%.*]], i32* noalias nocapture nofree readonly align 4 [[B:%.*]]) #[[ATTR0:[0-9]+]] {
; TUNIT-NEXT: entry:
; TUNIT-NEXT: [[CALL1:%.*]] = call i32 @noalias_args(i32* noalias nocapture nofree readonly align 4 [[A]], i32* noalias nocapture nofree readonly align 4 [[B]]) #[[ATTR4:[0-9]+]]
; TUNIT-NEXT: [[CALL2:%.*]] = call i32 @noalias_args_argmem(i32* noalias nocapture nofree readonly align 4 [[A]], i32* noalias nocapture nofree readonly align 4 [[B]]) #[[ATTR4]]
; TUNIT-NEXT: [[ADD:%.*]] = add nsw i32 [[CALL1]], [[CALL2]]
; TUNIT-NEXT: ret i32 [[ADD]]
;
; CGSCC: Function Attrs: nofree noinline nosync nounwind willreturn memory(argmem: read) uwtable
; CGSCC-LABEL: define {{[^@]+}}@visible
; CGSCC-SAME: (i32* noalias nocapture nofree noundef nonnull readonly align 4 dereferenceable(4) [[A:%.*]], i32* noalias nocapture nofree noundef nonnull readonly align 4 dereferenceable(4) [[B:%.*]]) #[[ATTR0:[0-9]+]] {
; CGSCC-NEXT: entry:
; CGSCC-NEXT: [[CALL1:%.*]] = call i32 @noalias_args(i32* noalias nocapture nofree noundef nonnull readonly align 4 dereferenceable(4) [[A]], i32* noalias nocapture nofree noundef nonnull readonly align 4 dereferenceable(4) [[B]])
; CGSCC-NEXT: [[CALL2:%.*]] = call i32 @noalias_args_argmem(i32* noalias nocapture nofree noundef nonnull readonly align 4 dereferenceable(4) [[A]], i32* noalias nocapture nofree noundef nonnull readonly align 4 dereferenceable(4) [[B]])
; CGSCC-NEXT: [[ADD:%.*]] = add nsw i32 [[CALL1]], [[CALL2]]
; CGSCC-NEXT: ret i32 [[ADD]]
;
entry:
%call1 = call i32 @noalias_args(i32* %A, i32* %B)
%call2 = call i32 @noalias_args_argmem(i32* %A, i32* %B)
%add = add nsw i32 %call1, %call2
ret i32 %add
}
define private i32 @noalias_args(i32* %A, i32* %B) #0 {
; TUNIT: Function Attrs: nofree noinline norecurse nosync nounwind willreturn memory(argmem: read) uwtable
; TUNIT-LABEL: define {{[^@]+}}@noalias_args
; TUNIT-SAME: (i32* nocapture nofree noundef nonnull readonly align 4 dereferenceable(4) [[A:%.*]], i32* noalias nocapture nofree noundef nonnull readonly align 4 dereferenceable(4) [[B:%.*]]) #[[ATTR0]] {
; TUNIT-NEXT: entry:
; TUNIT-NEXT: [[TMP0:%.*]] = load i32, i32* [[A]], align 4
; TUNIT-NEXT: [[TMP1:%.*]] = load i32, i32* [[B]], align 4
; TUNIT-NEXT: [[ADD:%.*]] = add nsw i32 [[TMP0]], [[TMP1]]
; TUNIT-NEXT: [[CALL:%.*]] = call i32 @noalias_args_argmem(i32* nocapture nofree noundef nonnull readonly align 4 dereferenceable(4) [[A]], i32* noalias nocapture nofree noundef nonnull readonly align 4 dereferenceable(4) [[B]]) #[[ATTR4]]
; TUNIT-NEXT: [[ADD2:%.*]] = add nsw i32 [[ADD]], [[CALL]]
; TUNIT-NEXT: ret i32 [[ADD2]]
;
; CGSCC: Function Attrs: nofree noinline nosync nounwind willreturn memory(argmem: read) uwtable
; CGSCC-LABEL: define {{[^@]+}}@noalias_args
; CGSCC-SAME: (i32* nocapture nofree noundef nonnull readonly align 4 dereferenceable(4) [[A:%.*]], i32* noalias nocapture nofree noundef nonnull readonly align 4 dereferenceable(4) [[B:%.*]]) #[[ATTR0]] {
; CGSCC-NEXT: entry:
; CGSCC-NEXT: [[TMP0:%.*]] = load i32, i32* [[A]], align 4
; CGSCC-NEXT: [[TMP1:%.*]] = load i32, i32* [[B]], align 4
; CGSCC-NEXT: [[ADD:%.*]] = add nsw i32 [[TMP0]], [[TMP1]]
; CGSCC-NEXT: [[CALL:%.*]] = call i32 @noalias_args_argmem(i32* nocapture nofree noundef nonnull readonly align 4 dereferenceable(4) [[A]], i32* noalias nocapture nofree noundef nonnull readonly align 4 dereferenceable(4) [[B]]) #[[ATTR5:[0-9]+]]
; CGSCC-NEXT: [[ADD2:%.*]] = add nsw i32 [[ADD]], [[CALL]]
; CGSCC-NEXT: ret i32 [[ADD2]]
;
entry:
%0 = load i32, i32* %A, align 4
%1 = load i32, i32* %B, align 4
%add = add nsw i32 %0, %1
%call = call i32 @noalias_args_argmem(i32* %A, i32* %B)
%add2 = add nsw i32 %add, %call
ret i32 %add2
}
define internal i32 @noalias_args_argmem(i32* %A, i32* %B) #1 {
; TUNIT: Function Attrs: nofree noinline norecurse nosync nounwind willreturn memory(argmem: read) uwtable
; TUNIT-LABEL: define {{[^@]+}}@noalias_args_argmem
; TUNIT-SAME: (i32* nocapture nofree noundef nonnull readonly align 4 dereferenceable(4) [[A:%.*]], i32* noalias nocapture nofree noundef nonnull readonly align 4 dereferenceable(4) [[B:%.*]]) #[[ATTR0]] {
; TUNIT-NEXT: entry:
; TUNIT-NEXT: [[TMP0:%.*]] = load i32, i32* [[A]], align 4
; TUNIT-NEXT: [[TMP1:%.*]] = load i32, i32* [[B]], align 4
; TUNIT-NEXT: [[ADD:%.*]] = add nsw i32 [[TMP0]], [[TMP1]]
; TUNIT-NEXT: ret i32 [[ADD]]
;
; CGSCC: Function Attrs: nofree noinline norecurse nosync nounwind willreturn memory(argmem: read) uwtable
; CGSCC-LABEL: define {{[^@]+}}@noalias_args_argmem
; CGSCC-SAME: (i32* nocapture nofree noundef nonnull readonly align 4 dereferenceable(4) [[A:%.*]], i32* nocapture nofree noundef nonnull readonly align 4 dereferenceable(4) [[B:%.*]]) #[[ATTR1:[0-9]+]] {
; CGSCC-NEXT: entry:
; CGSCC-NEXT: [[TMP0:%.*]] = load i32, i32* [[A]], align 4
; CGSCC-NEXT: [[TMP1:%.*]] = load i32, i32* [[B]], align 4
; CGSCC-NEXT: [[ADD:%.*]] = add nsw i32 [[TMP0]], [[TMP1]]
; CGSCC-NEXT: ret i32 [[ADD]]
;
entry:
%0 = load i32, i32* %A, align 4
%1 = load i32, i32* %B, align 4
%add = add nsw i32 %0, %1
ret i32 %add
}
define dso_local i32 @visible_local(i32* %A) #0 {
; TUNIT: Function Attrs: nofree noinline norecurse nosync nounwind willreturn memory(argmem: readwrite) uwtable
; TUNIT-LABEL: define {{[^@]+}}@visible_local
; TUNIT-SAME: (i32* nocapture nofree readonly [[A:%.*]]) #[[ATTR1:[0-9]+]] {
; TUNIT-NEXT: entry:
; TUNIT-NEXT: [[B:%.*]] = alloca i32, align 4
; TUNIT-NEXT: store i32 5, i32* [[B]], align 4
; TUNIT-NEXT: [[CALL1:%.*]] = call i32 @noalias_args(i32* nocapture nofree readonly align 4 [[A]], i32* noalias nocapture nofree noundef nonnull readonly align 4 dereferenceable(4) [[B]]) #[[ATTR4]]
; TUNIT-NEXT: [[CALL2:%.*]] = call i32 @noalias_args_argmem(i32* nocapture nofree readonly align 4 [[A]], i32* noalias nocapture nofree noundef nonnull readonly align 4 dereferenceable(4) [[B]]) #[[ATTR4]]
; TUNIT-NEXT: [[ADD:%.*]] = add nsw i32 [[CALL1]], [[CALL2]]
; TUNIT-NEXT: ret i32 [[ADD]]
;
; CGSCC: Function Attrs: nofree noinline nosync nounwind willreturn memory(argmem: readwrite) uwtable
; CGSCC-LABEL: define {{[^@]+}}@visible_local
; CGSCC-SAME: (i32* nocapture nofree noundef nonnull readonly align 4 dereferenceable(4) [[A:%.*]]) #[[ATTR2:[0-9]+]] {
; CGSCC-NEXT: entry:
; CGSCC-NEXT: [[B:%.*]] = alloca i32, align 4
; CGSCC-NEXT: store i32 5, i32* [[B]], align 4
; CGSCC-NEXT: [[CALL1:%.*]] = call i32 @noalias_args(i32* nocapture nofree noundef nonnull readonly align 4 dereferenceable(4) [[A]], i32* noalias nocapture nofree noundef nonnull readonly align 4 dereferenceable(4) [[B]])
; CGSCC-NEXT: [[CALL2:%.*]] = call i32 @noalias_args_argmem(i32* nocapture nofree noundef nonnull readonly align 4 dereferenceable(4) [[A]], i32* noalias nocapture nofree noundef nonnull readonly align 4 dereferenceable(4) [[B]])
; CGSCC-NEXT: [[ADD:%.*]] = add nsw i32 [[CALL1]], [[CALL2]]
; CGSCC-NEXT: ret i32 [[ADD]]
;
entry:
%B = alloca i32, align 4
store i32 5, i32* %B, align 4
%call1 = call i32 @noalias_args(i32* %A, i32* nonnull %B)
%call2 = call i32 @noalias_args_argmem(i32* %A, i32* nonnull %B)
%add = add nsw i32 %call1, %call2
ret i32 %add
}
define internal i32 @noalias_args_argmem_ro(i32* %A, i32* %B) #1 {
; CGSCC: Function Attrs: nofree noinline norecurse nosync nounwind willreturn memory(argmem: read) uwtable
; CGSCC-LABEL: define {{[^@]+}}@noalias_args_argmem_ro
; CGSCC-SAME: (i32 [[TMP0:%.*]], i32 [[TMP1:%.*]]) #[[ATTR1]] {
; CGSCC-NEXT: [[B_PRIV:%.*]] = alloca i32, align 4
; CGSCC-NEXT: store i32 [[TMP1]], i32* [[B_PRIV]], align 4
; CGSCC-NEXT: [[A_PRIV:%.*]] = alloca i32, align 4
; CGSCC-NEXT: store i32 [[TMP0]], i32* [[A_PRIV]], align 4
; CGSCC-NEXT: [[T0:%.*]] = load i32, i32* [[A_PRIV]], align 4
; CGSCC-NEXT: [[T1:%.*]] = load i32, i32* [[B_PRIV]], align 4
; CGSCC-NEXT: [[ADD:%.*]] = add nsw i32 [[T0]], [[T1]]
; CGSCC-NEXT: ret i32 [[ADD]]
;
%t0 = load i32, i32* %A, align 4
%t1 = load i32, i32* %B, align 4
%add = add nsw i32 %t0, %t1
ret i32 %add
}
define i32 @visible_local_2() {
; TUNIT: Function Attrs: nofree norecurse nosync nounwind willreturn memory(none)
; TUNIT-LABEL: define {{[^@]+}}@visible_local_2
; TUNIT-SAME: () #[[ATTR2:[0-9]+]] {
; TUNIT-NEXT: [[B:%.*]] = alloca i32, align 4
; TUNIT-NEXT: ret i32 10
;
; CGSCC: Function Attrs: nofree nosync nounwind willreturn memory(none)
; CGSCC-LABEL: define {{[^@]+}}@visible_local_2
; CGSCC-SAME: () #[[ATTR3:[0-9]+]] {
; CGSCC-NEXT: [[CALL:%.*]] = call i32 @noalias_args_argmem_ro(i32 noundef 5, i32 noundef 5) #[[ATTR6:[0-9]+]]
; CGSCC-NEXT: ret i32 [[CALL]]
;
%B = alloca i32, align 4
store i32 5, i32* %B, align 4
%call = call i32 @noalias_args_argmem_ro(i32* %B, i32* %B)
ret i32 %call
}
define internal i32 @noalias_args_argmem_rn(i32* %A, i32* %B) #1 {
; TUNIT: Function Attrs: nofree noinline norecurse nosync nounwind willreturn memory(argmem: write) uwtable
; TUNIT-LABEL: define {{[^@]+}}@noalias_args_argmem_rn
; TUNIT-SAME: (i32* noalias nocapture nofree noundef nonnull writeonly align 4 dereferenceable(4) [[B:%.*]]) #[[ATTR3:[0-9]+]] {
; TUNIT-NEXT: ret i32 undef
;
; CGSCC: Function Attrs: nofree noinline norecurse nosync nounwind willreturn memory(argmem: readwrite) uwtable
; CGSCC-LABEL: define {{[^@]+}}@noalias_args_argmem_rn
; CGSCC-SAME: (i32* noalias nocapture nofree noundef nonnull align 4 dereferenceable(4) [[B:%.*]]) #[[ATTR4:[0-9]+]] {
; CGSCC-NEXT: [[T0:%.*]] = load i32, i32* [[B]], align 4
; CGSCC-NEXT: store i32 0, i32* [[B]], align 4
; CGSCC-NEXT: ret i32 [[T0]]
;
%t0 = load i32, i32* %B, align 4
store i32 0, i32* %B
ret i32 %t0
}
define i32 @visible_local_3() {
; TUNIT: Function Attrs: nofree norecurse nosync nounwind willreturn memory(none)
; TUNIT-LABEL: define {{[^@]+}}@visible_local_3
; TUNIT-SAME: () #[[ATTR2]] {
; TUNIT-NEXT: [[B:%.*]] = alloca i32, align 4
; TUNIT-NEXT: [[CALL:%.*]] = call i32 @noalias_args_argmem_rn(i32* noalias nocapture nofree noundef nonnull writeonly align 4 dereferenceable(4) [[B]]) #[[ATTR5:[0-9]+]]
; TUNIT-NEXT: ret i32 5
;
; CGSCC: Function Attrs: nofree nosync nounwind willreturn memory(none)
; CGSCC-LABEL: define {{[^@]+}}@visible_local_3
; CGSCC-SAME: () #[[ATTR3]] {
; CGSCC-NEXT: [[B:%.*]] = alloca i32, align 4
; CGSCC-NEXT: store i32 5, i32* [[B]], align 4
; CGSCC-NEXT: [[CALL:%.*]] = call i32 @noalias_args_argmem_rn(i32* noalias nocapture nofree noundef nonnull align 4 dereferenceable(4) [[B]]) #[[ATTR7:[0-9]+]]
; CGSCC-NEXT: ret i32 [[CALL]]
;
%B = alloca i32, align 4
store i32 5, i32* %B, align 4
%call = call i32 @noalias_args_argmem_rn(i32* %B, i32* %B)
ret i32 %call
}
attributes #0 = { noinline nounwind uwtable willreturn }
attributes #1 = { argmemonly noinline nounwind uwtable willreturn}
;.
; TUNIT: attributes #[[ATTR0]] = { nofree noinline norecurse nosync nounwind willreturn memory(argmem: read) uwtable }
; TUNIT: attributes #[[ATTR1]] = { nofree noinline norecurse nosync nounwind willreturn memory(argmem: readwrite) uwtable }
; TUNIT: attributes #[[ATTR2]] = { nofree norecurse nosync nounwind willreturn memory(none) }
; TUNIT: attributes #[[ATTR3]] = { nofree noinline norecurse nosync nounwind willreturn memory(argmem: write) uwtable }
; TUNIT: attributes #[[ATTR4]] = { nofree nosync nounwind }
; TUNIT: attributes #[[ATTR5]] = { nofree nosync nounwind willreturn }
;.
; CGSCC: attributes #[[ATTR0]] = { nofree noinline nosync nounwind willreturn memory(argmem: read) uwtable }
; CGSCC: attributes #[[ATTR1]] = { nofree noinline norecurse nosync nounwind willreturn memory(argmem: read) uwtable }
; CGSCC: attributes #[[ATTR2]] = { nofree noinline nosync nounwind willreturn memory(argmem: readwrite) uwtable }
; CGSCC: attributes #[[ATTR3]] = { nofree nosync nounwind willreturn memory(none) }
; CGSCC: attributes #[[ATTR4]] = { nofree noinline norecurse nosync nounwind willreturn memory(argmem: readwrite) uwtable }
; CGSCC: attributes #[[ATTR5]] = { memory(read) }
; CGSCC: attributes #[[ATTR6]] = { willreturn }
; CGSCC: attributes #[[ATTR7]] = { nounwind willreturn }
;.
;; NOTE: These prefixes are unused and the list is autogenerated. Do not add tests below this line:
; CHECK: {{.*}}