forked from OSchip/llvm-project
33 lines
1021 B
LLVM
33 lines
1021 B
LLVM
|
; RUN: opt < %s -argpromotion -S | FileCheck %s
|
||
|
|
; RUN: opt < %s -passes=argpromotion -S | FileCheck %s
|
||
|
|
|
||
|
|
; Arg promotion eliminates the struct argument.
|
||
|
|
; FIXME: Should it eliminate the i32* argument?
|
||
|
|
|
||
|
|
%struct.ss = type { i32, i64 }
|
||
|
|
|
||
|
|
define internal void @f(%struct.ss* byval %b, i32* byval %X) nounwind {
|
||
|
|
; CHECK-LABEL: define internal void @f(i32 %b.0, i64 %b.1, i32* byval %X)
|
||
|
|
entry:
|
||
|
|
%tmp = getelementptr %struct.ss, %struct.ss* %b, i32 0, i32 0
|
||
|
|
%tmp1 = load i32, i32* %tmp, align 4
|
||
|
|
%tmp2 = add i32 %tmp1, 1
|
||
|
|
store i32 %tmp2, i32* %tmp, align 4
|
||
|
|
|
||
|
|
store i32 0, i32* %X
|
||
|
|
ret void
|
||
|
|
}
|
||
|
|
|
||
|
|
define i32 @test(i32* %X) {
|
||
|
|
; CHECK-LABEL: define i32 @test
|
||
|
|
entry:
|
||
|
|
%S = alloca %struct.ss
|
||
|
|
%tmp1 = getelementptr %struct.ss, %struct.ss* %S, i32 0, i32 0
|
||
|
|
store i32 1, i32* %tmp1, align 8
|
||
|
|
%tmp4 = getelementptr %struct.ss, %struct.ss* %S, i32 0, i32 1
|
||
|
|
store i64 2, i64* %tmp4, align 4
|
||
|
|
call void @f( %struct.ss* byval %S, i32* byval %X)
|
||
|
|
; CHECK: call void @f(i32 %{{.*}}, i64 %{{.*}}, i32* byval %{{.*}})
|
||
|
|
ret i32 0
|
||
|
|
}
|