1 ; Test vector byte masks, v4f32 version.
3 ; RUN: llc < %s -mtriple=s390x-linux-gnu -mcpu=z13 | FileCheck %s
5 ; Test an all-zeros vector.
6 define <4 x float> @f1() {
10 ret <4 x float> zeroinitializer
13 ; Test an all-ones vector.
14 define <4 x float> @f2() {
16 ; CHECK: vgbm %v24, 65535
18 ret <4 x float> <float 0xffffffffe0000000, float 0xffffffffe0000000,
19 float 0xffffffffe0000000, float 0xffffffffe0000000>
22 ; Test a mixed vector (mask 0xc731).
23 define <4 x float> @f3() {
25 ; CHECK: vgbm %v24, 50993
27 ret <4 x float> <float 0xffffe00000000000, float 0x381fffffe0000000,
28 float 0x379fffe000000000, float 0x371fe00000000000>
31 ; Test that undefs are treated as zero (mask 0xc031).
32 define <4 x float> @f4() {
34 ; CHECK: vgbm %v24, 49201
36 ret <4 x float> <float 0xffffe00000000000, float undef,
37 float 0x379fffe000000000, float 0x371fe00000000000>
40 ; Test that we don't use VGBM if one of the bytes is not 0 or 0xff.
41 define <4 x float> @f5() {
45 ret <4 x float> <float 0xffffe00000000000, float 0x381fffffc0000000,
46 float 0x379fffe000000000, float 0x371fe00000000000>
49 ; Test an all-zeros v2f32 that gets promoted to v4f32.
50 define <2 x float> @f6() {
54 ret <2 x float> zeroinitializer
57 ; Test a mixed v2f32 that gets promoted to v4f32 (mask 0xc700).
58 define <2 x float> @f7() {
60 ; CHECK: vgbm %v24, 50944
62 ret <2 x float> <float 0xffffe00000000000, float 0x381fffffe0000000>