Ehsan Amiri | a538b0f | 2016-08-03 18:17:35 +0000 | [diff] [blame] | 1 | ; RUN: llc -verify-machineinstrs < %s | FileCheck %s |
Adam Nemet | 571eb5f | 2014-05-20 17:20:34 +0000 | [diff] [blame] | 2 | |
| 3 | ; The SplitIndexingFromLoad tranformation exposed an isel backend bug. This |
| 4 | ; testcase used to generate stwx 4, 3, 64. stwx does not have an |
| 5 | ; immediate-offset format (note the 64) and it should not be matched. |
| 6 | |
| 7 | target datalayout = "e-m:e-i64:64-n32:64" |
| 8 | target triple = "powerpc64le-unknown-linux-gnu" |
| 9 | |
| 10 | %class.test = type { [64 x i8], [5 x i8] } |
| 11 | |
| 12 | ; CHECK-LABEL: f: |
| 13 | ; CHECK-NOT: stwx {{[0-9]+}}, {{[0-9]+}}, 64 |
| 14 | define void @f(%class.test* %this) { |
| 15 | entry: |
David Blaikie | 79e6c74 | 2015-02-27 19:29:02 +0000 | [diff] [blame] | 16 | %Subminor.i.i = getelementptr inbounds %class.test, %class.test* %this, i64 0, i32 1 |
Adam Nemet | 571eb5f | 2014-05-20 17:20:34 +0000 | [diff] [blame] | 17 | %0 = bitcast [5 x i8]* %Subminor.i.i to i40* |
David Blaikie | a79ac14 | 2015-02-27 21:17:42 +0000 | [diff] [blame] | 18 | %bf.load2.i.i = load i40, i40* %0, align 4 |
Adam Nemet | 571eb5f | 2014-05-20 17:20:34 +0000 | [diff] [blame] | 19 | %bf.clear7.i.i = and i40 %bf.load2.i.i, -8589934592 |
| 20 | store i40 %bf.clear7.i.i, i40* %0, align 4 |
| 21 | ret void |
| 22 | } |