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
32
33
34
35
36
|
; RUN: llvm-as < %s | llc -march=thumb
; RUN: llvm-as < %s | llc -march=thumb | \
; RUN: grep pop | count 1
@str = internal constant [4 x i8] c"%d\0A\00" ; <[4 x i8]*> [#uses=1]
define void @f(i32 %a, ...) {
entry:
%va = alloca i8*, align 4 ; <i8**> [#uses=4]
%va.upgrd.1 = bitcast i8** %va to i8* ; <i8*> [#uses=1]
call void @llvm.va_start( i8* %va.upgrd.1 )
br label %bb
bb: ; preds = %bb, %entry
%a_addr.0 = phi i32 [ %a, %entry ], [ %tmp5, %bb ] ; <i32> [#uses=2]
%tmp = volatile load i8** %va ; <i8*> [#uses=2]
%tmp2 = getelementptr i8* %tmp, i32 4 ; <i8*> [#uses=1]
volatile store i8* %tmp2, i8** %va
%tmp5 = add i32 %a_addr.0, -1 ; <i32> [#uses=1]
%tmp.upgrd.2 = icmp eq i32 %a_addr.0, 1 ; <i1> [#uses=1]
br i1 %tmp.upgrd.2, label %bb7, label %bb
bb7: ; preds = %bb
%tmp3 = bitcast i8* %tmp to i32* ; <i32*> [#uses=1]
%tmp.upgrd.3 = load i32* %tmp3 ; <i32> [#uses=1]
%tmp10 = call i32 (i8*, ...)* @printf( i8* getelementptr ([4 x i8]* @str, i32 0, i64 0), i32 %tmp.upgrd.3 ) ; <i32> [#uses=0]
%va.upgrd.4 = bitcast i8** %va to i8* ; <i8*> [#uses=1]
call void @llvm.va_end( i8* %va.upgrd.4 )
ret void
}
declare void @llvm.va_start(i8*)
declare i32 @printf(i8*, ...)
declare void @llvm.va_end(i8*)
|
