1; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py 2; RUN: llc < %s -mtriple=i686-- -relocation-model=static | FileCheck %s 3 4@A = external dso_local global i16* ; <i16**> [#uses=1] 5@B = external dso_local global i32 ; <i32*> [#uses=1] 6@C = external dso_local global i32 ; <i32*> [#uses=2] 7 8define void @test() { 9; CHECK-LABEL: test: 10; CHECK: # %bb.0: 11; CHECK-NEXT: movl A, %eax 12; CHECK-NEXT: movzwl 2(%eax), %eax 13; CHECK-NEXT: movb B, %cl 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 21; CHECK-NEXT: retl 22 %tmp = load i16*, i16** @A ; <i16*> [#uses=1] 23 %tmp1 = getelementptr i16, i16* %tmp, i32 1 ; <i16*> [#uses=1] 24 %tmp.upgrd.1 = load i16, i16* %tmp1 ; <i16> [#uses=1] 25 %tmp3 = zext i16 %tmp.upgrd.1 to i32 ; <i32> [#uses=1] 26 %tmp.upgrd.2 = load i32, i32* @B ; <i32> [#uses=1] 27 %tmp4 = and i32 %tmp.upgrd.2, 16 ; <i32> [#uses=1] 28 %tmp5 = load i32, i32* @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, i32* @C 37 ret void 38} 39 40