| ; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py | |
| ; RUN: llc -disable-constant-hoisting < %s | FileCheck %s | |
| target datalayout = "e-m:e-p:32:32-f64:32:64-f80:32-n8:16:32-S128" | |
| target triple = "i386-unknown-linux-gnu" | |
| @d = global i32 8, align 4 | |
| define i32 @main() { | |
| ; CHECK-LABEL: main: | |
| ; CHECK: # %bb.0: # %entry | |
| ; CHECK-NEXT: movl d, %eax | |
| ; CHECK-NEXT: movl %eax, %ecx | |
| ; CHECK-NEXT: shrl $31, %ecx | |
| ; CHECK-NEXT: addl %eax, %eax | |
| ; CHECK-NEXT: andl $16, %eax | |
| ; CHECK-NEXT: cmpl $-1, %eax | |
| ; CHECK-NEXT: sbbl $0, %ecx | |
| ; CHECK-NEXT: setb %al | |
| ; CHECK-NEXT: movzbl %al, %eax | |
| ; CHECK-NEXT: retl | |
| entry: | |
| %load = load i32, i32* @d, align 4 | |
| %conv1 = zext i32 %load to i64 | |
| %shl = shl i64 %conv1, 1 | |
| %mul = and i64 %shl, 4294967312 | |
| %cmp = icmp ugt i64 4294967295, %mul | |
| %zext = zext i1 %cmp to i32 | |
| ret i32 %zext | |
| } |