forked from OSchip/llvm-project
306 lines
11 KiB
LLVM
306 lines
11 KiB
LLVM
; 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=7 -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=7 -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 i32 @leaf() {
|
|
; CHECK: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
|
|
; CHECK-LABEL: define {{[^@]+}}@leaf
|
|
; CHECK-SAME: () #[[ATTR0:[0-9]+]] {
|
|
; CHECK-NEXT: ret i32 1
|
|
;
|
|
ret i32 1
|
|
}
|
|
|
|
define i32 @self_rec() {
|
|
; CHECK: Function Attrs: nofree nosync nounwind readnone willreturn
|
|
; CHECK-LABEL: define {{[^@]+}}@self_rec
|
|
; CHECK-SAME: () #[[ATTR1:[0-9]+]] {
|
|
; CHECK-NEXT: ret i32 4
|
|
;
|
|
%a = call i32 @self_rec()
|
|
ret i32 4
|
|
}
|
|
|
|
define i32 @indirect_rec() {
|
|
; NOT_CGSCC_NPM: Function Attrs: nofree nosync nounwind readnone willreturn
|
|
; NOT_CGSCC_NPM-LABEL: define {{[^@]+}}@indirect_rec
|
|
; NOT_CGSCC_NPM-SAME: () #[[ATTR1]] {
|
|
; NOT_CGSCC_NPM-NEXT: ret i32 undef
|
|
;
|
|
; IS__CGSCC_NPM: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
|
|
; IS__CGSCC_NPM-LABEL: define {{[^@]+}}@indirect_rec
|
|
; IS__CGSCC_NPM-SAME: () #[[ATTR0]] {
|
|
; IS__CGSCC_NPM-NEXT: ret i32 undef
|
|
;
|
|
%a = call i32 @indirect_rec2()
|
|
ret i32 %a
|
|
}
|
|
define i32 @indirect_rec2() {
|
|
; NOT_CGSCC_NPM: Function Attrs: nofree nosync nounwind readnone willreturn
|
|
; NOT_CGSCC_NPM-LABEL: define {{[^@]+}}@indirect_rec2
|
|
; NOT_CGSCC_NPM-SAME: () #[[ATTR1]] {
|
|
; NOT_CGSCC_NPM-NEXT: ret i32 undef
|
|
;
|
|
; IS__CGSCC_NPM: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
|
|
; IS__CGSCC_NPM-LABEL: define {{[^@]+}}@indirect_rec2
|
|
; IS__CGSCC_NPM-SAME: () #[[ATTR0]] {
|
|
; IS__CGSCC_NPM-NEXT: ret i32 undef
|
|
;
|
|
%a = call i32 @indirect_rec()
|
|
ret i32 %a
|
|
}
|
|
|
|
define i32 @extern() {
|
|
; CHECK: Function Attrs: nosync readnone
|
|
; CHECK-LABEL: define {{[^@]+}}@extern
|
|
; CHECK-SAME: () #[[ATTR2:[0-9]+]] {
|
|
; CHECK-NEXT: [[A:%.*]] = call i32 @k()
|
|
; CHECK-NEXT: ret i32 [[A]]
|
|
;
|
|
%a = call i32 @k()
|
|
ret i32 %a
|
|
}
|
|
|
|
; CHECK: Function Attrs
|
|
; CHECK-NEXT: declare i32 @k()
|
|
declare i32 @k() readnone
|
|
|
|
define void @intrinsic(i8* %dest, i8* %src, i32 %len) {
|
|
; CHECK: Function Attrs: argmemonly nofree nosync nounwind willreturn
|
|
; CHECK-LABEL: define {{[^@]+}}@intrinsic
|
|
; CHECK-SAME: (i8* nocapture nofree writeonly [[DEST:%.*]], i8* nocapture nofree readonly [[SRC:%.*]], i32 [[LEN:%.*]]) #[[ATTR4:[0-9]+]] {
|
|
; CHECK-NEXT: call void @llvm.memcpy.p0i8.p0i8.i32(i8* noalias nocapture nofree writeonly [[DEST]], i8* noalias nocapture nofree readonly [[SRC]], i32 [[LEN]], i1 noundef false) #[[ATTR9:[0-9]+]]
|
|
; CHECK-NEXT: ret void
|
|
;
|
|
call void @llvm.memcpy.p0i8.p0i8.i32(i8* %dest, i8* %src, i32 %len, i1 false)
|
|
ret void
|
|
}
|
|
|
|
; CHECK: Function Attrs
|
|
; CHECK-NEXT: declare void @llvm.memcpy.p0i8.p0i8.i32
|
|
declare void @llvm.memcpy.p0i8.p0i8.i32(i8*, i8*, i32, i1)
|
|
|
|
define internal i32 @called_by_norecurse() {
|
|
; CHECK: Function Attrs: norecurse nosync readnone
|
|
; CHECK-LABEL: define {{[^@]+}}@called_by_norecurse
|
|
; CHECK-SAME: () #[[ATTR6:[0-9]+]] {
|
|
; CHECK-NEXT: [[A:%.*]] = call i32 @k()
|
|
; CHECK-NEXT: ret i32 undef
|
|
;
|
|
%a = call i32 @k()
|
|
ret i32 %a
|
|
}
|
|
define void @m() norecurse {
|
|
; IS__TUNIT____: Function Attrs: norecurse nosync readnone
|
|
; IS__TUNIT____-LABEL: define {{[^@]+}}@m
|
|
; IS__TUNIT____-SAME: () #[[ATTR6]] {
|
|
; IS__TUNIT____-NEXT: [[A:%.*]] = call i32 @called_by_norecurse() #[[ATTR2]]
|
|
; IS__TUNIT____-NEXT: ret void
|
|
;
|
|
; IS__CGSCC____: Function Attrs: norecurse nosync readnone
|
|
; IS__CGSCC____-LABEL: define {{[^@]+}}@m
|
|
; IS__CGSCC____-SAME: () #[[ATTR6]] {
|
|
; IS__CGSCC____-NEXT: [[A:%.*]] = call i32 @called_by_norecurse()
|
|
; IS__CGSCC____-NEXT: ret void
|
|
;
|
|
%a = call i32 @called_by_norecurse()
|
|
ret void
|
|
}
|
|
|
|
define internal i32 @called_by_norecurse_indirectly() {
|
|
; CHECK: Function Attrs: norecurse nosync readnone
|
|
; CHECK-LABEL: define {{[^@]+}}@called_by_norecurse_indirectly
|
|
; CHECK-SAME: () #[[ATTR6]] {
|
|
; CHECK-NEXT: [[A:%.*]] = call i32 @k()
|
|
; CHECK-NEXT: ret i32 [[A]]
|
|
;
|
|
%a = call i32 @k()
|
|
ret i32 %a
|
|
}
|
|
define internal i32 @o() {
|
|
; IS__TUNIT____: Function Attrs: norecurse nosync readnone
|
|
; IS__TUNIT____-LABEL: define {{[^@]+}}@o
|
|
; IS__TUNIT____-SAME: () #[[ATTR6]] {
|
|
; IS__TUNIT____-NEXT: [[A:%.*]] = call i32 @called_by_norecurse_indirectly() #[[ATTR2]]
|
|
; IS__TUNIT____-NEXT: ret i32 [[A]]
|
|
;
|
|
; IS__CGSCC____: Function Attrs: norecurse nosync readnone
|
|
; IS__CGSCC____-LABEL: define {{[^@]+}}@o
|
|
; IS__CGSCC____-SAME: () #[[ATTR6]] {
|
|
; IS__CGSCC____-NEXT: [[A:%.*]] = call i32 @called_by_norecurse_indirectly()
|
|
; IS__CGSCC____-NEXT: ret i32 [[A]]
|
|
;
|
|
%a = call i32 @called_by_norecurse_indirectly()
|
|
ret i32 %a
|
|
}
|
|
define i32 @p() norecurse {
|
|
; IS__TUNIT____: Function Attrs: norecurse nosync readnone
|
|
; IS__TUNIT____-LABEL: define {{[^@]+}}@p
|
|
; IS__TUNIT____-SAME: () #[[ATTR6]] {
|
|
; IS__TUNIT____-NEXT: [[A:%.*]] = call i32 @o() #[[ATTR2]]
|
|
; IS__TUNIT____-NEXT: ret i32 [[A]]
|
|
;
|
|
; IS__CGSCC____: Function Attrs: norecurse nosync readnone
|
|
; IS__CGSCC____-LABEL: define {{[^@]+}}@p
|
|
; IS__CGSCC____-SAME: () #[[ATTR6]] {
|
|
; IS__CGSCC____-NEXT: [[A:%.*]] = call i32 @o()
|
|
; IS__CGSCC____-NEXT: ret i32 [[A]]
|
|
;
|
|
%a = call i32 @o()
|
|
ret i32 %a
|
|
}
|
|
|
|
define void @f(i32 %x) {
|
|
; NOT_CGSCC_NPM: Function Attrs: nofree nosync nounwind readnone willreturn
|
|
; NOT_CGSCC_NPM-LABEL: define {{[^@]+}}@f
|
|
; NOT_CGSCC_NPM-SAME: (i32 [[X:%.*]]) #[[ATTR1]] {
|
|
; NOT_CGSCC_NPM-NEXT: entry:
|
|
; NOT_CGSCC_NPM-NEXT: [[X_ADDR:%.*]] = alloca i32, align 4
|
|
; NOT_CGSCC_NPM-NEXT: store i32 [[X]], i32* [[X_ADDR]], align 4
|
|
; NOT_CGSCC_NPM-NEXT: [[TOBOOL:%.*]] = icmp ne i32 [[X]], 0
|
|
; NOT_CGSCC_NPM-NEXT: br i1 [[TOBOOL]], label [[IF_THEN:%.*]], label [[IF_END:%.*]]
|
|
; NOT_CGSCC_NPM: if.then:
|
|
; NOT_CGSCC_NPM-NEXT: br label [[IF_END]]
|
|
; NOT_CGSCC_NPM: if.end:
|
|
; NOT_CGSCC_NPM-NEXT: ret void
|
|
;
|
|
; IS__CGSCC_NPM: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
|
|
; IS__CGSCC_NPM-LABEL: define {{[^@]+}}@f
|
|
; IS__CGSCC_NPM-SAME: (i32 [[X:%.*]]) #[[ATTR0]] {
|
|
; IS__CGSCC_NPM-NEXT: entry:
|
|
; IS__CGSCC_NPM-NEXT: [[X_ADDR:%.*]] = alloca i32, align 4
|
|
; IS__CGSCC_NPM-NEXT: [[TOBOOL:%.*]] = icmp ne i32 [[X]], 0
|
|
; IS__CGSCC_NPM-NEXT: br i1 [[TOBOOL]], label [[IF_THEN:%.*]], label [[IF_END:%.*]]
|
|
; IS__CGSCC_NPM: if.then:
|
|
; IS__CGSCC_NPM-NEXT: br label [[IF_END]]
|
|
; IS__CGSCC_NPM: if.end:
|
|
; IS__CGSCC_NPM-NEXT: ret void
|
|
;
|
|
entry:
|
|
%x.addr = alloca i32, align 4
|
|
store i32 %x, i32* %x.addr, align 4
|
|
%0 = load i32, i32* %x.addr, align 4
|
|
%tobool = icmp ne i32 %0, 0
|
|
br i1 %tobool, label %if.then, label %if.end
|
|
|
|
if.then:
|
|
call void @g() norecurse
|
|
br label %if.end
|
|
|
|
if.end:
|
|
ret void
|
|
}
|
|
|
|
define void @g() norecurse {
|
|
; CHECK: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
|
|
; CHECK-LABEL: define {{[^@]+}}@g
|
|
; CHECK-SAME: () #[[ATTR0]] {
|
|
; CHECK-NEXT: entry:
|
|
; CHECK-NEXT: ret void
|
|
;
|
|
entry:
|
|
call void @f(i32 0)
|
|
ret void
|
|
}
|
|
|
|
define linkonce_odr i32 @leaf_redefinable() {
|
|
; CHECK-LABEL: define {{[^@]+}}@leaf_redefinable() {
|
|
; CHECK-NEXT: ret i32 1
|
|
;
|
|
ret i32 1
|
|
}
|
|
|
|
; Call through a function pointer
|
|
define i32 @eval_func1(i32 (i32)* , i32) local_unnamed_addr {
|
|
; CHECK-LABEL: define {{[^@]+}}@eval_func1
|
|
; CHECK-SAME: (i32 (i32)* nocapture nofree noundef nonnull [[TMP0:%.*]], i32 [[TMP1:%.*]]) local_unnamed_addr {
|
|
; CHECK-NEXT: [[TMP3:%.*]] = tail call i32 [[TMP0]](i32 [[TMP1]])
|
|
; CHECK-NEXT: ret i32 [[TMP3]]
|
|
;
|
|
%3 = tail call i32 %0(i32 %1) #2
|
|
ret i32 %3
|
|
}
|
|
|
|
define i32 @eval_func2(i32 (i32)* , i32) local_unnamed_addr null_pointer_is_valid{
|
|
; CHECK: Function Attrs: null_pointer_is_valid
|
|
; CHECK-LABEL: define {{[^@]+}}@eval_func2
|
|
; CHECK-SAME: (i32 (i32)* nocapture nofree noundef [[TMP0:%.*]], i32 [[TMP1:%.*]]) local_unnamed_addr #[[ATTR7:[0-9]+]] {
|
|
; CHECK-NEXT: [[TMP3:%.*]] = tail call i32 [[TMP0]](i32 [[TMP1]])
|
|
; CHECK-NEXT: ret i32 [[TMP3]]
|
|
;
|
|
%3 = tail call i32 %0(i32 %1) #2
|
|
ret i32 %3
|
|
}
|
|
|
|
; Call an unknown function in a dead block.
|
|
declare void @unknown()
|
|
define i32 @call_unknown_in_dead_block() local_unnamed_addr {
|
|
; CHECK: Function Attrs: nofree norecurse nosync nounwind readnone willreturn
|
|
; CHECK-LABEL: define {{[^@]+}}@call_unknown_in_dead_block
|
|
; CHECK-SAME: () local_unnamed_addr #[[ATTR0]] {
|
|
; CHECK-NEXT: ret i32 0
|
|
; CHECK: Dead:
|
|
; CHECK-NEXT: unreachable
|
|
;
|
|
ret i32 0
|
|
Dead:
|
|
tail call void @unknown()
|
|
ret i32 1
|
|
}
|
|
|
|
define i1 @test_rec_neg(i1 %c) norecurse {
|
|
; CHECK: Function Attrs: norecurse
|
|
; CHECK-LABEL: define {{[^@]+}}@test_rec_neg
|
|
; CHECK-SAME: (i1 [[C:%.*]]) #[[ATTR8:[0-9]+]] {
|
|
; CHECK-NEXT: [[RC1:%.*]] = call noundef i1 @rec(i1 noundef true)
|
|
; CHECK-NEXT: br i1 [[RC1]], label [[T:%.*]], label [[F:%.*]]
|
|
; CHECK: t:
|
|
; CHECK-NEXT: [[RC2:%.*]] = call noundef i1 @rec(i1 [[C]])
|
|
; CHECK-NEXT: ret i1 [[RC2]]
|
|
; CHECK: f:
|
|
; CHECK-NEXT: ret i1 [[RC1]]
|
|
;
|
|
%rc1 = call i1 @rec(i1 true)
|
|
br i1 %rc1, label %t, label %f
|
|
t:
|
|
%rc2 = call i1 @rec(i1 %c)
|
|
ret i1 %rc2
|
|
f:
|
|
ret i1 %rc1
|
|
}
|
|
|
|
define internal i1 @rec(i1 %c1) {
|
|
; CHECK-LABEL: define {{[^@]+}}@rec
|
|
; CHECK-SAME: (i1 [[C1:%.*]]) {
|
|
; CHECK-NEXT: br i1 [[C1]], label [[T:%.*]], label [[F:%.*]]
|
|
; CHECK: t:
|
|
; CHECK-NEXT: ret i1 true
|
|
; CHECK: f:
|
|
; CHECK-NEXT: [[R:%.*]] = call i1 @rec(i1 noundef true)
|
|
; CHECK-NEXT: call void @unknown()
|
|
; CHECK-NEXT: ret i1 false
|
|
;
|
|
br i1 %c1, label %t, label %f
|
|
t:
|
|
ret i1 true
|
|
f:
|
|
%r = call i1 @rec(i1 true)
|
|
call void @unknown()
|
|
ret i1 false
|
|
}
|
|
|
|
;.
|
|
; CHECK: attributes #[[ATTR0]] = { nofree norecurse nosync nounwind readnone willreturn }
|
|
; CHECK: attributes #[[ATTR1]] = { nofree nosync nounwind readnone willreturn }
|
|
; CHECK: attributes #[[ATTR2]] = { nosync readnone }
|
|
; CHECK: attributes #[[ATTR3:[0-9]+]] = { readnone }
|
|
; CHECK: attributes #[[ATTR4]] = { argmemonly nofree nosync nounwind willreturn }
|
|
; CHECK: attributes #[[ATTR5:[0-9]+]] = { argmemonly nofree nounwind willreturn }
|
|
; CHECK: attributes #[[ATTR6]] = { norecurse nosync readnone }
|
|
; CHECK: attributes #[[ATTR7]] = { null_pointer_is_valid }
|
|
; CHECK: attributes #[[ATTR8]] = { norecurse }
|
|
; CHECK: attributes #[[ATTR9]] = { willreturn }
|
|
;.
|