2f448bf509
Test updates were performed using: https://gist.github.com/nikic/98357b71fd67756b0f064c9517b62a34 These are only the test updates where the test passed without further modification (which is almost all of them, as the backend is largely pointer-type agnostic).
24 lines
974 B
LLVM
24 lines
974 B
LLVM
; RUN: llc < %s -mtriple=i386-apple-darwin -O0
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define fastcc void @optimize_bit_field() nounwind {
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bb4:
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%a = load i32, ptr null ; <i32> [#uses=1]
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%s = load i32, ptr getelementptr (i32, ptr null, i32 1) ; <i32> [#uses=1]
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%z = load i32, ptr getelementptr (i32, ptr null, i32 2) ; <i32> [#uses=1]
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%r = bitcast i32 0 to i32 ; <i32> [#uses=1]
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%q = trunc i32 %z to i8 ; <i8> [#uses=1]
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%b = icmp eq i8 0, %q ; <i1> [#uses=1]
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br i1 %b, label %bb73, label %bb72
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bb72: ; preds = %bb4
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%f = tail call fastcc i32 @gen_lowpart(i32 %r, i32 %a) nounwind ; <i32> [#uses=1]
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br label %bb73
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bb73: ; preds = %bb72, %bb4
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%y = phi i32 [ %f, %bb72 ], [ %s, %bb4 ] ; <i32> [#uses=1]
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store i32 %y, ptr getelementptr (i32, ptr null, i32 3)
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unreachable
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}
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declare fastcc i32 @gen_lowpart(i32, i32) nounwind
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