| Ulrich Weigand | 33435c4 | 2017-07-17 17:42:48 +0000 | [diff] [blame] | 1 | ; Test vector negation on z14. |
| 2 | ; |
| 3 | ; RUN: llc < %s -mtriple=s390x-linux-gnu -mcpu=z14 | FileCheck %s |
| 4 | |
| 5 | ; Test a v4f32 negation. |
| 6 | define <4 x float> @f1(<4 x float> %dummy, <4 x float> %val) { |
| 7 | ; CHECK-LABEL: f1: |
| 8 | ; CHECK: vflcsb %v24, %v26 |
| 9 | ; CHECK: br %r14 |
| 10 | %ret = fsub <4 x float> <float -0.0, float -0.0, |
| 11 | float -0.0, float -0.0>, %val |
| 12 | ret <4 x float> %ret |
| 13 | } |
| 14 | |
| 15 | ; Test an f32 negation that uses vector registers. |
| 16 | define float @f2(<4 x float> %val) { |
| 17 | ; CHECK-LABEL: f2: |
| 18 | ; CHECK: wflcsb %f0, %v24 |
| 19 | ; CHECK: br %r14 |
| 20 | %scalar = extractelement <4 x float> %val, i32 0 |
| 21 | %ret = fsub float -0.0, %scalar |
| 22 | ret float %ret |
| 23 | } |