106 changes: 82 additions & 24 deletions llvm/test/Transforms/Attributor/memory_locations.ll
View file
Original file line number Diff line number Diff line change
Expand Up @@ -491,7 +491,7 @@ define void @writeonly_global() {
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind willreturn writeonly
; IS__CGSCC____-LABEL: define {{[^@]+}}@writeonly_global
; IS__CGSCC____-SAME: () #[[ATTR6]] {
; IS__CGSCC____-NEXT: call void @write_global() #[[ATTR10:[0-9]+]]
; IS__CGSCC____-NEXT: call void @write_global() #[[ATTR11:[0-9]+]]
; IS__CGSCC____-NEXT: ret void
;
call void @write_global()
Expand All @@ -507,7 +507,7 @@ define void @writeonly_global_via_arg() {
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind willreturn writeonly
; IS__CGSCC____-LABEL: define {{[^@]+}}@writeonly_global_via_arg
; IS__CGSCC____-SAME: () #[[ATTR6]] {
; IS__CGSCC____-NEXT: call void @write_global_via_arg(i32* nocapture nofree noundef nonnull writeonly align 4 dereferenceable(4) @G) #[[ATTR10]]
; IS__CGSCC____-NEXT: call void @write_global_via_arg(i32* nocapture nofree noundef nonnull writeonly align 4 dereferenceable(4) @G) #[[ATTR11]]
; IS__CGSCC____-NEXT: ret void
;
call void @write_global_via_arg(i32* @G)
Expand All @@ -525,7 +525,7 @@ define void @writeonly_global_via_arg_internal() {
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind willreturn writeonly
; IS__CGSCC____-LABEL: define {{[^@]+}}@writeonly_global_via_arg_internal
; IS__CGSCC____-SAME: () #[[ATTR6]] {
; IS__CGSCC____-NEXT: call void @write_global_via_arg_internal() #[[ATTR10]]
; IS__CGSCC____-NEXT: call void @write_global_via_arg_internal() #[[ATTR11]]
; IS__CGSCC____-NEXT: ret void
;
call void @write_global_via_arg_internal(i32* @G)
Expand All @@ -551,7 +551,7 @@ define i8 @recursive_not_readnone(i8* %ptr, i1 %c) {
; IS__CGSCC____-NEXT: [[ALLOC:%.*]] = alloca i8, align 1
; IS__CGSCC____-NEXT: br i1 [[C]], label [[T:%.*]], label [[F:%.*]]
; IS__CGSCC____: t:
; IS__CGSCC____-NEXT: [[TMP1:%.*]] = call i8 @recursive_not_readnone(i8* noalias nocapture nofree noundef nonnull writeonly dereferenceable(1) [[ALLOC]], i1 noundef false) #[[ATTR11:[0-9]+]], !range [[RNG0:![0-9]+]]
; IS__CGSCC____-NEXT: [[TMP1:%.*]] = call i8 @recursive_not_readnone(i8* noalias nocapture nofree noundef nonnull writeonly dereferenceable(1) [[ALLOC]], i1 noundef false) #[[ATTR12:[0-9]+]], !range [[RNG0:![0-9]+]]
; IS__CGSCC____-NEXT: ret i8 1
; IS__CGSCC____: f:
; IS__CGSCC____-NEXT: store i8 1, i8* [[PTR]], align 1
Expand Down Expand Up @@ -587,7 +587,7 @@ define internal i8 @recursive_not_readnone_internal(i8* %ptr, i1 %c) {
; IS__CGSCC____-NEXT: [[ALLOC:%.*]] = alloca i8, align 1
; IS__CGSCC____-NEXT: br i1 [[C]], label [[T:%.*]], label [[F:%.*]]
; IS__CGSCC____: t:
; IS__CGSCC____-NEXT: [[TMP1:%.*]] = call i8 @recursive_not_readnone_internal(i8* noalias nocapture nofree noundef nonnull writeonly dereferenceable(1) [[ALLOC]], i1 noundef false) #[[ATTR11]], !range [[RNG0]]
; IS__CGSCC____-NEXT: [[TMP1:%.*]] = call i8 @recursive_not_readnone_internal(i8* noalias nocapture nofree noundef nonnull writeonly dereferenceable(1) [[ALLOC]], i1 noundef false) #[[ATTR12]], !range [[RNG0]]
; IS__CGSCC____-NEXT: ret i8 1
; IS__CGSCC____: f:
; IS__CGSCC____-NEXT: store i8 1, i8* [[PTR]], align 1
Expand Down Expand Up @@ -616,34 +616,34 @@ define i8 @readnone_caller(i1 %c) {
; IS__CGSCC____-LABEL: define {{[^@]+}}@readnone_caller
; IS__CGSCC____-SAME: (i1 [[C:%.*]]) #[[ATTR9:[0-9]+]] {
; IS__CGSCC____-NEXT: [[A:%.*]] = alloca i8, align 1
; IS__CGSCC____-NEXT: [[R:%.*]] = call noundef i8 @recursive_not_readnone_internal(i8* noalias nocapture nofree noundef nonnull writeonly dereferenceable(1) [[A]], i1 [[C]]) #[[ATTR12:[0-9]+]], !range [[RNG0]]
; IS__CGSCC____-NEXT: [[R:%.*]] = call noundef i8 @recursive_not_readnone_internal(i8* noalias nocapture nofree noundef nonnull writeonly dereferenceable(1) [[A]], i1 [[C]]) #[[ATTR13:[0-9]+]], !range [[RNG0]]
; IS__CGSCC____-NEXT: ret i8 [[R]]
;
%a = alloca i8
%r = call i8 @recursive_not_readnone_internal(i8* %a, i1 %c)
ret i8 %r
}

define internal i8 @recursive_not_readnone_internal2(i8* %ptr, i1 %c) {
; IS__TUNIT____: Function Attrs: argmemonly nofree nosync nounwind writeonly
; IS__TUNIT____-LABEL: define {{[^@]+}}@recursive_not_readnone_internal2
; IS__TUNIT____-SAME: (i8* nocapture nofree nonnull writeonly [[PTR:%.*]], i1 [[C:%.*]]) #[[ATTR8]] {
define internal i8 @recursive_readnone_internal2(i8* %ptr, i1 %c) {
; IS__TUNIT____: Function Attrs: nofree nosync nounwind readnone
; IS__TUNIT____-LABEL: define {{[^@]+}}@recursive_readnone_internal2
; IS__TUNIT____-SAME: (i8* nocapture nofree nonnull writeonly [[PTR:%.*]], i1 [[C:%.*]]) #[[ATTR9]] {
; IS__TUNIT____-NEXT: [[ALLOC:%.*]] = alloca i8, align 1
; IS__TUNIT____-NEXT: br i1 [[C]], label [[T:%.*]], label [[F:%.*]]
; IS__TUNIT____: t:
; IS__TUNIT____-NEXT: [[TMP1:%.*]] = call i8 @recursive_not_readnone_internal2(i8* noalias nocapture nofree noundef nonnull writeonly dereferenceable(1) [[ALLOC]], i1 noundef false) #[[ATTR10]], !range [[RNG0]]
; IS__TUNIT____-NEXT: [[TMP1:%.*]] = call i8 @recursive_readnone_internal2(i8* noalias nocapture nofree noundef nonnull writeonly dereferenceable(1) [[ALLOC]], i1 noundef false) #[[ATTR9]], !range [[RNG0]]
; IS__TUNIT____-NEXT: ret i8 1
; IS__TUNIT____: f:
; IS__TUNIT____-NEXT: store i8 1, i8* [[PTR]], align 1
; IS__TUNIT____-NEXT: ret i8 0
;
; IS__CGSCC____: Function Attrs: argmemonly nofree nosync nounwind writeonly
; IS__CGSCC____-LABEL: define {{[^@]+}}@recursive_not_readnone_internal2
; IS__CGSCC____-SAME: (i8* nocapture nofree nonnull writeonly [[PTR:%.*]], i1 [[C:%.*]]) #[[ATTR8]] {
; IS__CGSCC____: Function Attrs: nofree nosync nounwind readnone willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@recursive_readnone_internal2
; IS__CGSCC____-SAME: (i8* noalias nocapture nofree nonnull readnone [[PTR:%.*]], i1 [[C:%.*]]) #[[ATTR10:[0-9]+]] {
; IS__CGSCC____-NEXT: [[ALLOC:%.*]] = alloca i8, align 1
; IS__CGSCC____-NEXT: br i1 [[C]], label [[T:%.*]], label [[F:%.*]]
; IS__CGSCC____: t:
; IS__CGSCC____-NEXT: [[TMP1:%.*]] = call i8 @recursive_not_readnone_internal2(i8* noalias nocapture nofree noundef nonnull writeonly dereferenceable(1) [[ALLOC]], i1 noundef false) #[[ATTR11]], !range [[RNG0]]
; IS__CGSCC____-NEXT: [[TMP1:%.*]] = call i8 @recursive_readnone_internal2(i8* noalias nocapture nofree noundef nonnull readnone dereferenceable(1) [[ALLOC]], i1 noundef false) #[[ATTR9]], !range [[RNG0]]
; IS__CGSCC____-NEXT: ret i8 1
; IS__CGSCC____: f:
; IS__CGSCC____-NEXT: store i8 1, i8* [[PTR]], align 1
Expand All @@ -652,7 +652,7 @@ define internal i8 @recursive_not_readnone_internal2(i8* %ptr, i1 %c) {
%alloc = alloca i8
br i1 %c, label %t, label %f
t:
call i8 @recursive_not_readnone_internal2(i8* %alloc, i1 false)
call i8 @recursive_readnone_internal2(i8* %alloc, i1 false)
%r = load i8, i8* %alloc
ret i8 %r
f:
Expand All @@ -664,16 +664,72 @@ define i8 @readnone_caller2(i1 %c) {
; IS__TUNIT____: Function Attrs: nofree nosync nounwind readnone
; IS__TUNIT____-LABEL: define {{[^@]+}}@readnone_caller2
; IS__TUNIT____-SAME: (i1 [[C:%.*]]) #[[ATTR9]] {
; IS__TUNIT____-NEXT: [[R:%.*]] = call noundef i8 @recursive_not_readnone_internal2(i8* undef, i1 [[C]]) #[[ATTR10]], !range [[RNG0]]
; IS__TUNIT____-NEXT: [[R:%.*]] = call noundef i8 @recursive_readnone_internal2(i8* undef, i1 [[C]]) #[[ATTR9]], !range [[RNG0]]
; IS__TUNIT____-NEXT: ret i8 [[R]]
;
; IS__CGSCC____: Function Attrs: nofree nosync nounwind readnone
; IS__CGSCC____: Function Attrs: nofree nosync nounwind readnone willreturn
; IS__CGSCC____-LABEL: define {{[^@]+}}@readnone_caller2
; IS__CGSCC____-SAME: (i1 [[C:%.*]]) #[[ATTR10]] {
; IS__CGSCC____-NEXT: [[R:%.*]] = call noundef i8 @recursive_readnone_internal2(i8* undef, i1 [[C]]) #[[ATTR14:[0-9]+]], !range [[RNG0]]
; IS__CGSCC____-NEXT: ret i8 [[R]]
;
%r = call i8 @recursive_readnone_internal2(i8* undef, i1 %c)
ret i8 %r
}

define internal i8 @recursive_not_readnone_internal3(i8* %ptr, i1 %c) {
; IS__TUNIT____: Function Attrs: argmemonly nofree nosync nounwind writeonly
; IS__TUNIT____-LABEL: define {{[^@]+}}@recursive_not_readnone_internal3
; IS__TUNIT____-SAME: (i8* noalias nocapture nofree noundef nonnull writeonly dereferenceable(1) [[PTR:%.*]], i1 [[C:%.*]]) #[[ATTR8]] {
; IS__TUNIT____-NEXT: [[ALLOC:%.*]] = alloca i8, align 1
; IS__TUNIT____-NEXT: br i1 [[C]], label [[T:%.*]], label [[F:%.*]]
; IS__TUNIT____: t:
; IS__TUNIT____-NEXT: [[TMP1:%.*]] = call i8 @recursive_not_readnone_internal3(i8* noalias nocapture nofree noundef nonnull writeonly dereferenceable(1) [[ALLOC]], i1 noundef false) #[[ATTR10]], !range [[RNG0]]
; IS__TUNIT____-NEXT: ret i8 1
; IS__TUNIT____: f:
; IS__TUNIT____-NEXT: store i8 1, i8* [[PTR]], align 1
; IS__TUNIT____-NEXT: ret i8 0
;
; IS__CGSCC____: Function Attrs: argmemonly nofree nosync nounwind writeonly
; IS__CGSCC____-LABEL: define {{[^@]+}}@recursive_not_readnone_internal3
; IS__CGSCC____-SAME: (i8* noalias nocapture nofree noundef nonnull writeonly dereferenceable(1) [[PTR:%.*]], i1 [[C:%.*]]) #[[ATTR8]] {
; IS__CGSCC____-NEXT: [[ALLOC:%.*]] = alloca i8, align 1
; IS__CGSCC____-NEXT: br i1 [[C]], label [[T:%.*]], label [[F:%.*]]
; IS__CGSCC____: t:
; IS__CGSCC____-NEXT: [[TMP1:%.*]] = call i8 @recursive_not_readnone_internal3(i8* noalias nocapture nofree noundef nonnull writeonly dereferenceable(1) [[ALLOC]], i1 noundef false) #[[ATTR12]], !range [[RNG0]]
; IS__CGSCC____-NEXT: ret i8 1
; IS__CGSCC____: f:
; IS__CGSCC____-NEXT: store i8 1, i8* [[PTR]], align 1
; IS__CGSCC____-NEXT: ret i8 0
;
%alloc = alloca i8
br i1 %c, label %t, label %f
t:
call i8 @recursive_not_readnone_internal3(i8* %alloc, i1 false)
%r = load i8, i8* %alloc
ret i8 %r
f:
store i8 1, i8* %ptr
ret i8 0
}

define i8 @readnone_caller3(i1 %c) {
; IS__TUNIT____: Function Attrs: nofree nosync nounwind readnone
; IS__TUNIT____-LABEL: define {{[^@]+}}@readnone_caller3
; IS__TUNIT____-SAME: (i1 [[C:%.*]]) #[[ATTR9]] {
; IS__TUNIT____-NEXT: [[ALLOC:%.*]] = alloca i8, align 1
; IS__TUNIT____-NEXT: [[R:%.*]] = call noundef i8 @recursive_not_readnone_internal3(i8* noalias nocapture nofree noundef nonnull writeonly dereferenceable(1) [[ALLOC]], i1 [[C]]) #[[ATTR10]], !range [[RNG0]]
; IS__TUNIT____-NEXT: ret i8 [[R]]
;
; IS__CGSCC____: Function Attrs: nofree nosync nounwind readnone
; IS__CGSCC____-LABEL: define {{[^@]+}}@readnone_caller3
; IS__CGSCC____-SAME: (i1 [[C:%.*]]) #[[ATTR9]] {
; IS__CGSCC____-NEXT: [[R:%.*]] = call noundef i8 @recursive_not_readnone_internal2(i8* undef, i1 [[C]]) #[[ATTR12]], !range [[RNG0]]
; IS__CGSCC____-NEXT: [[ALLOC:%.*]] = alloca i8, align 1
; IS__CGSCC____-NEXT: [[R:%.*]] = call noundef i8 @recursive_not_readnone_internal3(i8* noalias nocapture nofree noundef nonnull writeonly dereferenceable(1) [[ALLOC]], i1 [[C]]) #[[ATTR13]], !range [[RNG0]]
; IS__CGSCC____-NEXT: ret i8 [[R]]
;
%r = call i8 @recursive_not_readnone_internal2(i8* undef, i1 %c)
%alloc = alloca i8
%r = call i8 @recursive_not_readnone_internal3(i8* %alloc, i1 %c)
ret i8 %r
}

Expand Down Expand Up @@ -704,7 +760,7 @@ define void @argmemonky_caller() {
; IS__CGSCC____: Function Attrs: nofree norecurse nosync nounwind willreturn writeonly
; IS__CGSCC____-LABEL: define {{[^@]+}}@argmemonky_caller
; IS__CGSCC____-SAME: () #[[ATTR6]] {
; IS__CGSCC____-NEXT: call void @argmemonly_before_ipconstprop() #[[ATTR10]]
; IS__CGSCC____-NEXT: call void @argmemonly_before_ipconstprop() #[[ATTR11]]
; IS__CGSCC____-NEXT: ret void
;
call void @argmemonly_before_ipconstprop(i32* @G)
Expand Down Expand Up @@ -733,9 +789,11 @@ define void @argmemonky_caller() {
; IS__CGSCC____: attributes #[[ATTR7]] = { argmemonly nofree norecurse nosync nounwind willreturn writeonly }
; IS__CGSCC____: attributes #[[ATTR8]] = { argmemonly nofree nosync nounwind writeonly }
; IS__CGSCC____: attributes #[[ATTR9]] = { nofree nosync nounwind readnone }
; IS__CGSCC____: attributes #[[ATTR10]] = { nounwind willreturn writeonly }
; IS__CGSCC____: attributes #[[ATTR11]] = { nofree nosync nounwind writeonly }
; IS__CGSCC____: attributes #[[ATTR12]] = { nounwind writeonly }
; IS__CGSCC____: attributes #[[ATTR10]] = { nofree nosync nounwind readnone willreturn }
; IS__CGSCC____: attributes #[[ATTR11]] = { nounwind willreturn writeonly }
; IS__CGSCC____: attributes #[[ATTR12]] = { nofree nosync nounwind writeonly }
; IS__CGSCC____: attributes #[[ATTR13]] = { nounwind writeonly }
; IS__CGSCC____: attributes #[[ATTR14]] = { nounwind readnone willreturn }
;.
; CHECK: [[META0:![0-9]+]] = !{i8 0, i8 2}
;.
4 changes: 2 additions & 2 deletions llvm/test/Transforms/Attributor/readattrs.ll
View file
Original file line number Diff line number Diff line change
Expand Up @@ -139,9 +139,9 @@ entry:
}

define void @test8_2(i32* %p) {
; IS__TUNIT____: Function Attrs: nofree nosync nounwind willreturn writeonly
; IS__TUNIT____: Function Attrs: argmemonly nofree nosync nounwind willreturn writeonly
; IS__TUNIT____-LABEL: define {{[^@]+}}@test8_2
; IS__TUNIT____-SAME: (i32* nocapture nofree writeonly [[P:%.*]]) #[[ATTR0]] {
; IS__TUNIT____-SAME: (i32* nocapture nofree writeonly [[P:%.*]]) #[[ATTR3]] {
; IS__TUNIT____-NEXT: entry:
; IS__TUNIT____-NEXT: store i32 10, i32* [[P]], align 4
; IS__TUNIT____-NEXT: ret void
Expand Down