26 lines
744 B
LLVM
26 lines
744 B
LLVM
; RUN: llc < %s -march=x86-64
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; PR3763
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%struct.__block_descriptor = type { i64, i64 }
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define %struct.__block_descriptor @evUTCTime() nounwind {
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entry:
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br i1 false, label %if.then, label %return
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if.then: ; preds = %entry
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%srcval18 = load i128, i128* null, align 8 ; <i128> [#uses=1]
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%tmp15 = lshr i128 %srcval18, 64 ; <i128> [#uses=1]
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%tmp9 = mul i128 %tmp15, 18446744073709551616000 ; <i128> [#uses=1]
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br label %return
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return: ; preds = %if.then, %entry
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%retval.0 = phi i128 [ %tmp9, %if.then ], [ undef, %entry ] ; <i128> [#uses=0]
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ret %struct.__block_descriptor undef
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}
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define i128 @test(i128 %arg) nounwind {
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%A = shl i128 1, 92
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%B = sub i128 0, %A
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%C = mul i128 %arg, %B
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ret i128 %C ;; should codegen to neg(shift)
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}
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