xref: /llvm-project/llvm/test/CodeGen/SystemZ/vec-mul-01.ll (revision 49506d78e7f437785f4d3f68063f4aa9c622bb2c)
1ce4c1095SUlrich Weigand; Test vector multiplication.
2ce4c1095SUlrich Weigand;
3ce4c1095SUlrich Weigand; RUN: llc < %s -mtriple=s390x-linux-gnu -mcpu=z13 | FileCheck %s
4ce4c1095SUlrich Weigand
5ce4c1095SUlrich Weigand; Test a v16i8 multiplication.
6ce4c1095SUlrich Weiganddefine <16 x i8> @f1(<16 x i8> %dummy, <16 x i8> %val1, <16 x i8> %val2) {
7ce4c1095SUlrich Weigand; CHECK-LABEL: f1:
8ce4c1095SUlrich Weigand; CHECK: vmlb %v24, %v26, %v28
9ce4c1095SUlrich Weigand; CHECK: br %r14
10ce4c1095SUlrich Weigand  %ret = mul <16 x i8> %val1, %val2
11ce4c1095SUlrich Weigand  ret <16 x i8> %ret
12ce4c1095SUlrich Weigand}
13ce4c1095SUlrich Weigand
14ce4c1095SUlrich Weigand; Test a v8i16 multiplication.
15ce4c1095SUlrich Weiganddefine <8 x i16> @f2(<8 x i16> %dummy, <8 x i16> %val1, <8 x i16> %val2) {
16ce4c1095SUlrich Weigand; CHECK-LABEL: f2:
17ce4c1095SUlrich Weigand; CHECK: vmlhw %v24, %v26, %v28
18ce4c1095SUlrich Weigand; CHECK: br %r14
19ce4c1095SUlrich Weigand  %ret = mul <8 x i16> %val1, %val2
20ce4c1095SUlrich Weigand  ret <8 x i16> %ret
21ce4c1095SUlrich Weigand}
22ce4c1095SUlrich Weigand
23ce4c1095SUlrich Weigand; Test a v4i32 multiplication.
24ce4c1095SUlrich Weiganddefine <4 x i32> @f3(<4 x i32> %dummy, <4 x i32> %val1, <4 x i32> %val2) {
25ce4c1095SUlrich Weigand; CHECK-LABEL: f3:
26ce4c1095SUlrich Weigand; CHECK: vmlf %v24, %v26, %v28
27ce4c1095SUlrich Weigand; CHECK: br %r14
28ce4c1095SUlrich Weigand  %ret = mul <4 x i32> %val1, %val2
29ce4c1095SUlrich Weigand  ret <4 x i32> %ret
30ce4c1095SUlrich Weigand}
31ce4c1095SUlrich Weigand
32ce4c1095SUlrich Weigand; Test a v2i64 multiplication.  There's no vector equivalent.
33ce4c1095SUlrich Weiganddefine <2 x i64> @f4(<2 x i64> %dummy, <2 x i64> %val1, <2 x i64> %val2) {
34ce4c1095SUlrich Weigand; CHECK-LABEL: f4:
35ce4c1095SUlrich Weigand; CHECK-NOT: vmlg
36ce4c1095SUlrich Weigand; CHECK: br %r14
37ce4c1095SUlrich Weigand  %ret = mul <2 x i64> %val1, %val2
38ce4c1095SUlrich Weigand  ret <2 x i64> %ret
39ce4c1095SUlrich Weigand}
40cd808237SUlrich Weigand
41cd808237SUlrich Weigand; Test a v2f64 multiplication.
42cd808237SUlrich Weiganddefine <2 x double> @f5(<2 x double> %dummy, <2 x double> %val1,
43cd808237SUlrich Weigand                        <2 x double> %val2) {
44cd808237SUlrich Weigand; CHECK-LABEL: f5:
45cd808237SUlrich Weigand; CHECK: vfmdb %v24, %v26, %v28
46cd808237SUlrich Weigand; CHECK: br %r14
47cd808237SUlrich Weigand  %ret = fmul <2 x double> %val1, %val2
48cd808237SUlrich Weigand  ret <2 x double> %ret
49cd808237SUlrich Weigand}
50*49506d78SUlrich Weigand
51*49506d78SUlrich Weigand; Test an f64 multiplication that uses vector registers.
52*49506d78SUlrich Weiganddefine double @f6(<2 x double> %val1, <2 x double> %val2) {
53*49506d78SUlrich Weigand; CHECK-LABEL: f6:
54*49506d78SUlrich Weigand; CHECK: wfmdb %f0, %v24, %v26
55*49506d78SUlrich Weigand; CHECK: br %r14
56*49506d78SUlrich Weigand  %scalar1 = extractelement <2 x double> %val1, i32 0
57*49506d78SUlrich Weigand  %scalar2 = extractelement <2 x double> %val2, i32 0
58*49506d78SUlrich Weigand  %ret = fmul double %scalar1, %scalar2
59*49506d78SUlrich Weigand  ret double %ret
60*49506d78SUlrich Weigand}
61