| ; RUN: opt < %s -tbaa -basicaa -argpromotion -mem2reg -S | FileCheck %s |
| |
| target datalayout = "E-p:64:64:64" |
| |
| ; CHECK: test |
| ; CHECK-NOT: alloca |
| define internal i32 @test(i32* %X, i32* %Y, i32* %Q) { |
| store i32 77, i32* %Q, !tbaa !2 |
| %A = load i32, i32* %X, !tbaa !1 |
| %B = load i32, i32* %Y, !tbaa !1 |
| %C = add i32 %A, %B |
| ret i32 %C |
| } |
| |
| ; CHECK: caller |
| ; CHECK-NOT: alloca |
| define internal i32 @caller(i32* %B, i32* %Q) { |
| %A = alloca i32 |
| store i32 78, i32* %Q, !tbaa !2 |
| store i32 1, i32* %A, !tbaa !1 |
| %C = call i32 @test(i32* %A, i32* %B, i32* %Q) |
| ret i32 %C |
| } |
| |
| ; CHECK: callercaller |
| ; CHECK-NOT: alloca |
| define i32 @callercaller(i32* %Q) { |
| %B = alloca i32 |
| store i32 2, i32* %B, !tbaa !1 |
| store i32 79, i32* %Q, !tbaa !2 |
| %X = call i32 @caller(i32* %B, i32* %Q) |
| ret i32 %X |
| } |
| |
| !0 = !{!"test"} |
| !1 = !{!3, !3, i64 0} |
| !2 = !{!4, !4, i64 0} |
| !3 = !{!"green", !0} |
| !4 = !{!"blue", !0} |