llvm-project/llvm/test/CodeGen/X86/pr34137.ll

55 lines
1.7 KiB
LLVM

; 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: andl %eax, %ecx
; CHECK-NEXT: movzwl %cx, %ecx
; CHECK-NEXT: movl %ecx, -{{[0-9]+}}(%rsp)
; CHECK-NEXT: xorl %edx, %edx
; CHECK-NEXT: testw %cx, %cx
; 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
}