llvm-6502/test/CodeGen/X86/pr3366.ll
Dan Gohman 1ef4d8f7ee Fix a recent regression. ClrOpcode is not set for i8; for i8, if
we want to clear %ah to zero before a division, just use a
zero-extending mov to %al. This fixes PR3366.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@62691 91177308-0d34-0410-b5e6-96231b3b80d8
2009-01-21 14:50:16 +00:00

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423 B
LLVM

; RUN: llvm-as < %s | llc -march=x86 | grep movzbl
; PR3366
define void @_ada_c34002a() nounwind {
entry:
%0 = load i8* null, align 1
%1 = sdiv i8 90, %0
%2 = icmp ne i8 %1, 3
%3 = zext i1 %2 to i8
%toBool449 = icmp ne i8 %3, 0
%4 = or i1 false, %toBool449
%5 = zext i1 %4 to i8
%toBool450 = icmp ne i8 %5, 0
br i1 %toBool450, label %bb451, label %bb457
bb451:
br label %bb457
bb457:
unreachable
}