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Add missing check to SETCC optimization.
PR17338. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@191337 91177308-0d34-0410-b5e6-96231b3b80d8
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; RUN: llc < %s -mtriple=i686-apple-darwin | FileCheck %s | ||
; PR17338 | ||
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@t1.global = internal global i64 -1, align 8 | ||
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define i32 @t1() nounwind ssp { | ||
entry: | ||
; CHECK-LABEL: t1: | ||
; CHECK: cmpl $0, _t1.global | ||
; CHECK-NEXT: setne %al | ||
; CHECK-NEXT: movzbl %al, %eax | ||
; CHECK-NEXT: ret | ||
%0 = load i64* @t1.global, align 8 | ||
%and = and i64 4294967295, %0 | ||
%cmp = icmp sgt i64 %and, 0 | ||
%conv = zext i1 %cmp to i32 | ||
ret i32 %conv | ||
} |