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
|
; RUN: llc < %s -march=x86 | grep cmp | count 1
; PR964
define i8* @FindChar(i8* %CurPtr) {
entry:
br label %bb
bb: ; preds = %bb, %entry
%indvar = phi i32 [ 0, %entry ], [ %indvar.next, %bb ] ; <i32> [#uses=3]
%CurPtr_addr.0.rec = bitcast i32 %indvar to i32 ; <i32> [#uses=1]
%gep.upgrd.1 = zext i32 %indvar to i64 ; <i64> [#uses=1]
%CurPtr_addr.0 = getelementptr i8* %CurPtr, i64 %gep.upgrd.1 ; <i8*> [#uses=1]
%tmp = load i8* %CurPtr_addr.0 ; <i8> [#uses=3]
%tmp2.rec = add i32 %CurPtr_addr.0.rec, 1 ; <i32> [#uses=1]
%tmp2 = getelementptr i8* %CurPtr, i32 %tmp2.rec ; <i8*> [#uses=1]
%indvar.next = add i32 %indvar, 1 ; <i32> [#uses=1]
switch i8 %tmp, label %bb [
i8 0, label %bb7
i8 120, label %bb7
]
bb7: ; preds = %bb, %bb
tail call void @foo( i8 %tmp )
ret i8* %tmp2
}
declare void @foo(i8)
|
