| ; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py |
| ; RUN: llc < %s -mtriple=x86_64-- | FileCheck %s |
| |
| define void @PR57402() { |
| ; CHECK-LABEL: PR57402: |
| ; CHECK: # %bb.0: # %entry |
| ; CHECK-NEXT: notl %eax |
| ; CHECK-NEXT: andl $-2, %eax |
| ; CHECK-NEXT: leal 1(%rax,%rax,2), %ecx |
| ; CHECK-NEXT: movswq %cx, %rsi |
| ; CHECK-NEXT: xorl %edi, %edi |
| ; CHECK-NEXT: movq $-1, %rax |
| ; CHECK-NEXT: xorl %edx, %edx |
| ; CHECK-NEXT: divq %rsi |
| ; CHECK-NEXT: testb %dil, %dil |
| ; CHECK-NEXT: jne .LBB0_4 |
| ; CHECK-NEXT: # %bb.1: # %entry |
| ; CHECK-NEXT: xorl %eax, %eax |
| ; CHECK-NEXT: testb %al, %al |
| ; CHECK-NEXT: jne .LBB0_4 |
| ; CHECK-NEXT: # %bb.2: # %entry |
| ; CHECK-NEXT: movswl %dx, %eax |
| ; CHECK-NEXT: movswl %cx, %ecx |
| ; CHECK-NEXT: andl %eax, %ecx |
| ; CHECK-NEXT: imull %ecx, %eax |
| ; CHECK-NEXT: testq %rax, %rax |
| ; CHECK-NEXT: jne .LBB0_3 |
| ; CHECK-NEXT: .LBB0_4: # %if.end |
| ; CHECK-NEXT: retq |
| ; CHECK-NEXT: .LBB0_3: # %if.then |
| entry: |
| %.fr = freeze i64 undef |
| %0 = trunc i64 %.fr to i16 |
| %1 = and i16 %0, -2 |
| %2 = xor i16 %1, -2 |
| %3 = mul i16 %2, 3 |
| %conv = or i16 %3, 1 |
| %conv2 = sext i16 %conv to i64 |
| %rem = urem i64 -1, %conv2 |
| %conv3 = trunc i64 %rem to i32 |
| %sext = shl i32 %conv3, 16 |
| %conv4 = ashr exact i32 %sext, 16 |
| %conv5 = sext i16 %conv to i32 |
| %and = and i32 %conv4, %conv5 |
| %and.fr = freeze i32 %and |
| %conv6 = sext i32 %and.fr to i64 |
| %mul7 = mul i64 %.fr, %conv6 |
| %4 = and i64 %mul7, 4294967295 |
| %tobool1216 = icmp ne i64 %4, 0 |
| %tobool12 = and i1 undef, %tobool1216 |
| %or.cond = and i1 undef, %tobool12 |
| br i1 %or.cond, label %if.then, label %if.end |
| |
| if.then: ; preds = %entry |
| unreachable |
| |
| if.end: ; preds = %entry |
| ret void |
| } |