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8a584da153
To match NewPM pass name, and also for readability. Also rename rpo-functionattrs -> rpo-function-attrs while we're here. Reviewed By: arsenm Differential Revision: https://reviews.llvm.org/D84694
94 lines
2.3 KiB
LLVM
94 lines
2.3 KiB
LLVM
; RUN: opt < %s -basic-aa -function-attrs -rpo-function-attrs -S | FileCheck %s
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; RUN: opt < %s -aa-pipeline=basic-aa -passes='cgscc(function-attrs),rpo-function-attrs' -S | FileCheck %s
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; CHECK: Function Attrs
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; CHECK-SAME: norecurse nounwind readnone
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; CHECK-NEXT: define i32 @leaf()
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define i32 @leaf() {
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ret i32 1
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}
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; CHECK: Function Attrs
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; CHECK-SAME: readnone
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; CHECK-NOT: norecurse
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; CHECK-NEXT: define i32 @self_rec()
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define i32 @self_rec() {
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%a = call i32 @self_rec()
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ret i32 4
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}
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; CHECK: Function Attrs
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; CHECK-SAME: readnone
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; CHECK-NOT: norecurse
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; CHECK-NEXT: define i32 @indirect_rec()
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define i32 @indirect_rec() {
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%a = call i32 @indirect_rec2()
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ret i32 %a
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}
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; CHECK: Function Attrs
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; CHECK-SAME: readnone
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; CHECK-NOT: norecurse
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; CHECK-NEXT: define i32 @indirect_rec2()
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define i32 @indirect_rec2() {
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%a = call i32 @indirect_rec()
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ret i32 %a
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}
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; CHECK: Function Attrs
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; CHECK-SAME: readnone
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; CHECK-NOT: norecurse
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; CHECK-NEXT: define i32 @extern()
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define i32 @extern() {
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%a = call i32 @k()
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ret i32 %a
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}
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; CHECK: Function Attrs
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; CHECK-NEXT: declare i32 @k()
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declare i32 @k() readnone
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; CHECK: Function Attrs
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; CHECK-SAME: nounwind
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; CHECK-NOT: norecurse
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; CHECK-NEXT: define void @intrinsic(i8* nocapture %dest, i8* nocapture readonly %src, i32 %len)
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define void @intrinsic(i8* %dest, i8* %src, i32 %len) {
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call void @llvm.memcpy.p0i8.p0i8.i32(i8* %dest, i8* %src, i32 %len, i1 false)
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ret void
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}
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; CHECK: Function Attrs
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; CHECK-NEXT: declare void @llvm.memcpy.p0i8.p0i8.i32
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declare void @llvm.memcpy.p0i8.p0i8.i32(i8*, i8*, i32, i1)
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; CHECK: Function Attrs
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; CHECK-SAME: norecurse readnone
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; FIXME: missing "norecurse"
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; CHECK-NEXT: define internal i32 @called_by_norecurse()
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define internal i32 @called_by_norecurse() {
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%a = call i32 @k()
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ret i32 %a
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}
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; CHECK: Function Attrs
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; CHECK-NEXT: define void @m()
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define void @m() norecurse {
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%a = call i32 @called_by_norecurse()
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ret void
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}
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; CHECK: Function Attrs
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; CHECK-SAME: norecurse readnone
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; FIXME: missing "norecurse"
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; CHECK-NEXT: define internal i32 @called_by_norecurse_indirectly()
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define internal i32 @called_by_norecurse_indirectly() {
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%a = call i32 @k()
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ret i32 %a
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}
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define internal void @o() {
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%a = call i32 @called_by_norecurse_indirectly()
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ret void
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}
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define void @p() norecurse {
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call void @o()
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ret void
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}
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