| Ulrich Weigand | 9958c48 | 2015-05-05 19:34:10 +0000 | [diff] [blame] | 1 | ; Verify ReplaceExtractVectorEltOfLoadWithNarrowedLoad fixes |
| 2 | ; |
| 3 | ; RUN: llc < %s -mtriple=s390x-linux-gnu -mcpu=z13 | FileCheck %s |
| 4 | |
| 5 | ; Test a case where a vector extraction can be simplified to a scalar load. |
| 6 | ; The index must be extended from i32 to i64. |
| 7 | define i32 @f1(<4 x i32> *%ptr, i32 %index) { |
| 8 | ; CHECK-LABEL: f1: |
| Jonas Paulsson | 25e193d | 2016-06-30 07:13:56 +0000 | [diff] [blame] | 9 | ; CHECK: risbgn {{%r[0-5]}}, %r3, 30, 189, 2 |
| Ulrich Weigand | 9958c48 | 2015-05-05 19:34:10 +0000 | [diff] [blame] | 10 | ; CHECK: l %r2, |
| 11 | ; CHECK: br %r14 |
| 12 | %vec = load <4 x i32>, <4 x i32> *%ptr |
| 13 | %res = extractelement <4 x i32> %vec, i32 %index |
| 14 | ret i32 %res |
| 15 | } |