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=ppc32 -mtriple=powerpc-apple-darwin | FileCheck %s
; Formerly dropped the RHS of %tmp6 when constructing rlwimi.
; 7346117
@foo = external global i32
define void @xxx(i32 %a, i32 %b, i32 %c, i32 %d) nounwind optsize {
; CHECK: _xxx:
; CHECK: or
; CHECK: and
; CHECK: rlwimi
entry:
%tmp0 = ashr i32 %d, 31
%tmp1 = and i32 %tmp0, 255
%tmp2 = xor i32 %tmp1, 255
%tmp3 = ashr i32 %b, 31
%tmp4 = ashr i32 %a, 4
%tmp5 = or i32 %tmp3, %tmp4
%tmp6 = and i32 %tmp2, %tmp5
%tmp7 = shl i32 %c, 8
%tmp8 = or i32 %tmp6, %tmp7
store i32 %tmp8, i32* @foo, align 4
br label %return
return:
ret void
; CHECK: blr
}
|
