1 ; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
2 ; RUN: llc < %s -mtriple=i686-- -relocation-model=static | FileCheck %s
4 @A = external dso_local global ptr ; <ptr> [#uses=1]
5 @B = external dso_local global i32 ; <ptr> [#uses=1]
6 @C = external dso_local global i32 ; <ptr> [#uses=2]
11 ; CHECK-NEXT: movl A, %eax
12 ; CHECK-NEXT: movzwl 2(%eax), %eax
13 ; CHECK-NEXT: movzbl B, %ecx
14 ; CHECK-NEXT: movl C, %edx
15 ; CHECK-NEXT: andb $16, %cl
16 ; CHECK-NEXT: shll %cl, %edx
17 ; CHECK-NEXT: xorb $16, %cl
18 ; CHECK-NEXT: shrl %cl, %eax
19 ; CHECK-NEXT: orl %edx, %eax
20 ; CHECK-NEXT: movl %eax, C
22 %tmp = load ptr, ptr @A ; <ptr> [#uses=1]
23 %tmp1 = getelementptr i16, ptr %tmp, i32 1 ; <ptr> [#uses=1]
24 %tmp.upgrd.1 = load i16, ptr %tmp1 ; <i16> [#uses=1]
25 %tmp3 = zext i16 %tmp.upgrd.1 to i32 ; <i32> [#uses=1]
26 %tmp.upgrd.2 = load i32, ptr @B ; <i32> [#uses=1]
27 %tmp4 = and i32 %tmp.upgrd.2, 16 ; <i32> [#uses=1]
28 %tmp5 = load i32, ptr @C ; <i32> [#uses=1]
29 %tmp6 = trunc i32 %tmp4 to i8 ; <i8> [#uses=2]
30 %shift.upgrd.3 = zext i8 %tmp6 to i32 ; <i32> [#uses=1]
31 %tmp7 = shl i32 %tmp5, %shift.upgrd.3 ; <i32> [#uses=1]
32 %tmp9 = xor i8 %tmp6, 16 ; <i8> [#uses=1]
33 %shift.upgrd.4 = zext i8 %tmp9 to i32 ; <i32> [#uses=1]
34 %tmp11 = lshr i32 %tmp3, %shift.upgrd.4 ; <i32> [#uses=1]
35 %tmp12 = or i32 %tmp11, %tmp7 ; <i32> [#uses=1]
36 store i32 %tmp12, ptr @C