; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py ; RUN: llc < %s -mtriple=x86_64-unknown-linux-gnu | FileCheck %s @var_3 = external global i16, align 2 @var_13 = external global i16, align 2 @var_212 = external global i64, align 8 define void @pr34127() { ; CHECK-LABEL: pr34127: ; CHECK: # %bb.0: # %entry ; CHECK-NEXT: movzwl {{.*}}(%rip), %eax ; CHECK-NEXT: movzwl {{.*}}(%rip), %ecx ; CHECK-NEXT: andl %eax, %ecx ; CHECK-NEXT: movl %eax, %edx ; CHECK-NEXT: andl %ecx, %edx ; CHECK-NEXT: movzwl %dx, %edx ; CHECK-NEXT: movl %edx, -{{[0-9]+}}(%rsp) ; CHECK-NEXT: xorl %edx, %edx ; CHECK-NEXT: testw %cx, %ax ; CHECK-NEXT: sete %dl ; CHECK-NEXT: andl %eax, %edx ; CHECK-NEXT: movq %rdx, {{.*}}(%rip) ; CHECK-NEXT: movw $0, (%rax) ; CHECK-NEXT: retq entry: %a = alloca i32, align 4 %0 = load i16, i16* @var_3, align 2 %conv = zext i16 %0 to i32 %1 = load i16, i16* @var_3, align 2 %conv1 = zext i16 %1 to i32 %2 = load i16, i16* @var_13, align 2 %conv2 = zext i16 %2 to i32 %and = and i32 %conv1, %conv2 %and3 = and i32 %conv, %and store i32 %and3, i32* %a, align 4 %3 = load i16, i16* @var_3, align 2 %conv4 = zext i16 %3 to i32 %4 = load i16, i16* @var_3, align 2 %conv5 = zext i16 %4 to i32 %5 = load i16, i16* @var_13, align 2 %conv6 = zext i16 %5 to i32 %and7 = and i32 %conv5, %conv6 %and8 = and i32 %conv4, %and7 %tobool = icmp ne i32 %and8, 0 %lnot = xor i1 %tobool, true %conv9 = zext i1 %lnot to i32 %6 = load i16, i16* @var_3, align 2 %conv10 = zext i16 %6 to i32 %and11 = and i32 %conv9, %conv10 %conv12 = sext i32 %and11 to i64 store i64 %conv12, i64* @var_212, align 8 %conv14 = zext i1 undef to i16 store i16 %conv14, i16* undef, align 2 ret void }