xref: /aosp_15_r20/external/llvm/test/CodeGen/SystemZ/vec-const-03.ll (revision 9880d6810fe72a1726cb53787c6711e909410d58)
1*9880d681SAndroid Build Coastguard Worker; Test vector byte masks, v4i32 version.
2*9880d681SAndroid Build Coastguard Worker;
3*9880d681SAndroid Build Coastguard Worker; RUN: llc < %s -mtriple=s390x-linux-gnu -mcpu=z13 | FileCheck %s
4*9880d681SAndroid Build Coastguard Worker
5*9880d681SAndroid Build Coastguard Worker; Test an all-zeros vector.
6*9880d681SAndroid Build Coastguard Workerdefine <4 x i32> @f1() {
7*9880d681SAndroid Build Coastguard Worker; CHECK-LABEL: f1:
8*9880d681SAndroid Build Coastguard Worker; CHECK: vgbm %v24, 0
9*9880d681SAndroid Build Coastguard Worker; CHECK: br %r14
10*9880d681SAndroid Build Coastguard Worker  ret <4 x i32> zeroinitializer
11*9880d681SAndroid Build Coastguard Worker}
12*9880d681SAndroid Build Coastguard Worker
13*9880d681SAndroid Build Coastguard Worker; Test an all-ones vector.
14*9880d681SAndroid Build Coastguard Workerdefine <4 x i32> @f2() {
15*9880d681SAndroid Build Coastguard Worker; CHECK-LABEL: f2:
16*9880d681SAndroid Build Coastguard Worker; CHECK: vgbm %v24, 65535
17*9880d681SAndroid Build Coastguard Worker; CHECK: br %r14
18*9880d681SAndroid Build Coastguard Worker  ret <4 x i32> <i32 -1, i32 -1, i32 -1, i32 -1>
19*9880d681SAndroid Build Coastguard Worker}
20*9880d681SAndroid Build Coastguard Worker
21*9880d681SAndroid Build Coastguard Worker; Test a mixed vector (mask 0x8c76).
22*9880d681SAndroid Build Coastguard Workerdefine <4 x i32> @f3() {
23*9880d681SAndroid Build Coastguard Worker; CHECK-LABEL: f3:
24*9880d681SAndroid Build Coastguard Worker; CHECK: vgbm %v24, 35958
25*9880d681SAndroid Build Coastguard Worker; CHECK: br %r14
26*9880d681SAndroid Build Coastguard Worker  ret <4 x i32> <i32 4278190080, i32 4294901760, i32 16777215, i32 16776960>
27*9880d681SAndroid Build Coastguard Worker}
28*9880d681SAndroid Build Coastguard Worker
29*9880d681SAndroid Build Coastguard Worker; Test that undefs are treated as zero (mask 0x8076).
30*9880d681SAndroid Build Coastguard Workerdefine <4 x i32> @f4() {
31*9880d681SAndroid Build Coastguard Worker; CHECK-LABEL: f4:
32*9880d681SAndroid Build Coastguard Worker; CHECK: vgbm %v24, 32886
33*9880d681SAndroid Build Coastguard Worker; CHECK: br %r14
34*9880d681SAndroid Build Coastguard Worker  ret <4 x i32> <i32 4278190080, i32 undef, i32 16777215, i32 16776960>
35*9880d681SAndroid Build Coastguard Worker}
36*9880d681SAndroid Build Coastguard Worker
37*9880d681SAndroid Build Coastguard Worker; Test that we don't use VGBM if one of the bytes is not 0 or 0xff.
38*9880d681SAndroid Build Coastguard Workerdefine <4 x i32> @f5() {
39*9880d681SAndroid Build Coastguard Worker; CHECK-LABEL: f5:
40*9880d681SAndroid Build Coastguard Worker; CHECK-NOT: vgbm
41*9880d681SAndroid Build Coastguard Worker; CHECK: br %r14
42*9880d681SAndroid Build Coastguard Worker  ret <4 x i32> <i32 4278190080, i32 1, i32 16777215, i32 16776960>
43*9880d681SAndroid Build Coastguard Worker}
44*9880d681SAndroid Build Coastguard Worker
45*9880d681SAndroid Build Coastguard Worker; Test an all-zeros v2i32 that gets promoted to v4i32.
46*9880d681SAndroid Build Coastguard Workerdefine <2 x i32> @f6() {
47*9880d681SAndroid Build Coastguard Worker; CHECK-LABEL: f6:
48*9880d681SAndroid Build Coastguard Worker; CHECK: vgbm %v24, 0
49*9880d681SAndroid Build Coastguard Worker; CHECK: br %r14
50*9880d681SAndroid Build Coastguard Worker  ret <2 x i32> zeroinitializer
51*9880d681SAndroid Build Coastguard Worker}
52*9880d681SAndroid Build Coastguard Worker
53*9880d681SAndroid Build Coastguard Worker; Test a mixed v2i32 that gets promoted to v4i32 (mask 0xae00).
54*9880d681SAndroid Build Coastguard Workerdefine <2 x i32> @f7() {
55*9880d681SAndroid Build Coastguard Worker; CHECK-LABEL: f7:
56*9880d681SAndroid Build Coastguard Worker; CHECK: vgbm %v24, 44544
57*9880d681SAndroid Build Coastguard Worker; CHECK: br %r14
58*9880d681SAndroid Build Coastguard Worker  ret <2 x i32> <i32 4278255360, i32 -256>
59*9880d681SAndroid Build Coastguard Worker}
60