| Dan Gohman | 36a0947 | 2009-09-08 23:54:48 +0000 | [diff] [blame] | 1 | ; RUN: llc < %s -march=x86-64 |
| Chris Lattner | 66b8bc3 | 2009-03-09 20:22:18 +0000 | [diff] [blame] | 2 | ; PR3763 |
| 3 | %struct.__block_descriptor = type { i64, i64 } |
| 4 | |
| 5 | define %struct.__block_descriptor @evUTCTime() nounwind { |
| 6 | entry: |
| 7 | br i1 false, label %if.then, label %return |
| 8 | |
| 9 | if.then: ; preds = %entry |
| 10 | %srcval18 = load i128* null, align 8 ; <i128> [#uses=1] |
| 11 | %tmp15 = lshr i128 %srcval18, 64 ; <i128> [#uses=1] |
| 12 | %tmp9 = mul i128 %tmp15, 18446744073709551616000 ; <i128> [#uses=1] |
| 13 | br label %return |
| 14 | |
| 15 | return: ; preds = %if.then, %entry |
| 16 | %retval.0 = phi i128 [ %tmp9, %if.then ], [ undef, %entry ] ; <i128> [#uses=0] |
| 17 | ret %struct.__block_descriptor undef |
| 18 | } |
| 19 | |
| 20 | define i128 @test(i128 %arg) nounwind { |
| 21 | %A = shl i128 1, 92 |
| 22 | %B = sub i128 0, %A |
| 23 | %C = mul i128 %arg, %B |
| 24 | ret i128 %C ;; should codegen to neg(shift) |
| 25 | } |