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Imported Upstream version 6.0.0.172

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Xamarin Public Jenkins (auto-signing)
2019-04-12 14:10:50 +00:00
parent 8016999e4d
commit 64ac736ec5
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external/llvm/test/CodeGen/X86/2009-03-23-LinearScanBug.ll vendored Normal file
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; RUN: llc < %s -mtriple=i386-apple-darwin -O0
define fastcc void @optimize_bit_field() nounwind {
bb4:
%a = load i32, i32* null ; <i32> [#uses=1]
%s = load i32, i32* getelementptr (i32, i32* null, i32 1) ; <i32> [#uses=1]
%z = load i32, i32* getelementptr (i32, i32* null, i32 2) ; <i32> [#uses=1]
%r = bitcast i32 0 to i32 ; <i32> [#uses=1]
%q = trunc i32 %z to i8 ; <i8> [#uses=1]
%b = icmp eq i8 0, %q ; <i1> [#uses=1]
br i1 %b, label %bb73, label %bb72
bb72: ; preds = %bb4
%f = tail call fastcc i32 @gen_lowpart(i32 %r, i32 %a) nounwind ; <i32> [#uses=1]
br label %bb73
bb73: ; preds = %bb72, %bb4
%y = phi i32 [ %f, %bb72 ], [ %s, %bb4 ] ; <i32> [#uses=1]
store i32 %y, i32* getelementptr (i32, i32* null, i32 3)
unreachable
}
declare fastcc i32 @gen_lowpart(i32, i32) nounwind