1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
|
; RUN: opt < %s -argpromotion -S | FileCheck %s
; RUN: opt < %s -passes=argpromotion -S | FileCheck %s
%T = type { i32, i32, i32, i32 }
@G = constant %T { i32 0, i32 0, i32 17, i32 25 }
define internal i32 @test(%T* %p) {
; CHECK-LABEL: define internal i32 @test(
; CHECK: i32 %{{.*}}, i32 %{{.*}})
entry:
%a.gep = getelementptr %T, %T* %p, i64 0, i32 3
%b.gep = getelementptr %T, %T* %p, i64 0, i32 2
%a = load i32, i32* %a.gep
%b = load i32, i32* %b.gep
; CHECK-NOT: load
%v = add i32 %a, %b
ret i32 %v
; CHECK: ret i32
}
define i32 @caller() {
; CHECK-LABEL: define i32 @caller(
entry:
%v = call i32 @test(%T* @G)
; CHECK: %[[B_GEP:.*]] = getelementptr %T, %T* @G, i64 0, i32 2
; CHECK: %[[B:.*]] = load i32, i32* %[[B_GEP]]
; CHECK: %[[A_GEP:.*]] = getelementptr %T, %T* @G, i64 0, i32 3
; CHECK: %[[A:.*]] = load i32, i32* %[[A_GEP]]
; CHECK: call i32 @test(i32 %[[B]], i32 %[[A]])
ret i32 %v
}
|
