| ; RUN: opt < %s -aa-pipeline=basic-aa -passes=aa-eval -print-all-alias-modref-info -disable-output 2>&1 | FileCheck %s |
| |
| declare void @readonly_attr(ptr readonly nocapture) |
| declare void @writeonly_attr(ptr writeonly nocapture) |
| declare void @readnone_attr(ptr readnone nocapture) |
| |
| declare void @readonly_func(ptr nocapture) readonly |
| declare void @writeonly_func(ptr nocapture) writeonly |
| declare void @readnone_func(ptr nocapture) readnone |
| |
| declare void @read_write(ptr writeonly nocapture, ptr readonly nocapture, ptr readnone nocapture) |
| |
| declare void @func() |
| |
| define void @test(ptr noalias %p) { |
| entry: |
| load i8, ptr %p |
| call void @readonly_attr(ptr %p) |
| call void @readonly_func(ptr %p) |
| |
| call void @writeonly_attr(ptr %p) |
| call void @writeonly_func(ptr %p) |
| |
| call void @readnone_attr(ptr %p) |
| call void @readnone_func(ptr %p) |
| |
| call void @read_write(ptr %p, ptr %p, ptr %p) |
| |
| call void @func() ["deopt" (ptr %p)] |
| call void @writeonly_attr(ptr %p) ["deopt" (ptr %p)] |
| |
| ret void |
| } |
| |
| ; CHECK: Just Ref: Ptr: i8* %p <-> call void @readonly_attr(ptr %p) |
| ; CHECK: Just Ref: Ptr: i8* %p <-> call void @readonly_func(ptr %p) |
| ; CHECK: Just Mod: Ptr: i8* %p <-> call void @writeonly_attr(ptr %p) |
| ; CHECK: Just Mod: Ptr: i8* %p <-> call void @writeonly_func(ptr %p) |
| ; CHECK: NoModRef: Ptr: i8* %p <-> call void @readnone_attr(ptr %p) |
| ; CHECK: NoModRef: Ptr: i8* %p <-> call void @readnone_func(ptr %p) |
| ; CHECK: Both ModRef: Ptr: i8* %p <-> call void @read_write(ptr %p, ptr %p, ptr %p) |
| ; CHECK: Just Ref: Ptr: i8* %p <-> call void @func() [ "deopt"(ptr %p) ] |
| ; CHECK: Both ModRef: Ptr: i8* %p <-> call void @writeonly_attr(ptr %p) [ "deopt"(ptr %p) ] |
