| ; RUN: opt < %s -basicaa -functionattrs -rpo-functionattrs -S | FileCheck %s |
| ; RUN: opt < %s -aa-pipeline=basic-aa -passes='cgscc(function-attrs),rpo-functionattrs' -S | FileCheck %s |
| |
| ; CHECK: define i32 @leaf() #0 |
| define i32 @leaf() { |
| ret i32 1 |
| } |
| |
| ; CHECK: define i32 @self_rec() #1 |
| define i32 @self_rec() { |
| %a = call i32 @self_rec() |
| ret i32 4 |
| } |
| |
| ; CHECK: define i32 @indirect_rec() #1 |
| define i32 @indirect_rec() { |
| %a = call i32 @indirect_rec2() |
| ret i32 %a |
| } |
| ; CHECK: define i32 @indirect_rec2() #1 |
| define i32 @indirect_rec2() { |
| %a = call i32 @indirect_rec() |
| ret i32 %a |
| } |
| |
| ; CHECK: define i32 @extern() #1 |
| define i32 @extern() { |
| %a = call i32 @k() |
| ret i32 %a |
| } |
| declare i32 @k() readnone |
| |
| ; CHECK: define void @intrinsic(i8* nocapture %dest, i8* nocapture readonly %src, i32 %len) { |
| define void @intrinsic(i8* %dest, i8* %src, i32 %len) { |
| call void @llvm.memcpy.p0i8.p0i8.i32(i8* %dest, i8* %src, i32 %len, i32 1, i1 false) |
| ret void |
| } |
| declare void @llvm.memcpy.p0i8.p0i8.i32(i8*, i8*, i32, i32, i1) |
| |
| ; CHECK: define internal i32 @called_by_norecurse() #0 |
| define internal i32 @called_by_norecurse() { |
| %a = call i32 @k() |
| ret i32 %a |
| } |
| define void @m() norecurse { |
| %a = call i32 @called_by_norecurse() |
| ret void |
| } |
| |
| ; CHECK: define internal i32 @called_by_norecurse_indirectly() #0 |
| define internal i32 @called_by_norecurse_indirectly() { |
| %a = call i32 @k() |
| ret i32 %a |
| } |
| define internal void @o() { |
| %a = call i32 @called_by_norecurse_indirectly() |
| ret void |
| } |
| define void @p() norecurse { |
| call void @o() |
| ret void |
| } |
| |
| ; CHECK: attributes #0 = { norecurse readnone } |
| ; CHECK: attributes #1 = { readnone } |