| ; Test vector byte masks, v2f64 version. Only all-zero vectors are handled. | |
| ; | |
| ; RUN: llc < %s -mtriple=s390x-linux-gnu -mcpu=z13 | FileCheck %s | |
| ; Test an all-zeros vector. | |
| define <2 x double> @f0() { | |
| ; CHECK-LABEL: f0: | |
| ; CHECK: vgbm %v24, 0 | |
| ; CHECK: br %r14 | |
| ret <2 x double> zeroinitializer | |
| } | |
| ; Test that undefs are treated as zero. | |
| define <2 x double> @f1() { | |
| ; CHECK-LABEL: f1: | |
| ; CHECK: vgbm %v24, 0 | |
| ; CHECK: br %r14 | |
| ret <2 x double> <double zeroinitializer, double undef> | |
| } |