xref: /llvm-project/llvm/test/CodeGen/PowerPC/neg-abs.ll (revision 44bd8ea167f2138de9317196a7b199840e29fb59)
1c2460c32SKai Luo; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
2c2460c32SKai Luo; RUN: llc -ppc-asm-full-reg-names -verify-machineinstrs \
3c2460c32SKai Luo; RUN:   -mtriple=powerpc64le-linux-gnu < %s | FileCheck \
4c2460c32SKai Luo; RUN:   -check-prefix=CHECK-LE %s
5c2460c32SKai Luo
6c2460c32SKai Luodeclare i64 @llvm.abs.i64(i64, i1 immarg)
7f5d52916SKai Luodeclare <2 x i64> @llvm.abs.v2i64(<2 x i64>, i1)
8f5d52916SKai Luodeclare <4 x i32> @llvm.abs.v4i32(<4 x i32>, i1)
9f5d52916SKai Luodeclare <8 x i16> @llvm.abs.v8i16(<8 x i16>, i1)
10f5d52916SKai Luodeclare <16 x i8> @llvm.abs.v16i8(<16 x i8>, i1)
11c2460c32SKai Luo
12c2460c32SKai Luodefine i64@neg_abs(i64 %x) {
13c2460c32SKai Luo; CHECK-LE-LABEL: neg_abs:
14c2460c32SKai Luo; CHECK-LE:       # %bb.0:
15c2460c32SKai Luo; CHECK-LE-NEXT:    sradi r4, r3, 63
16c2460c32SKai Luo; CHECK-LE-NEXT:    xor r3, r3, r4
175931be60SKai Luo; CHECK-LE-NEXT:    sub r3, r4, r3
18c2460c32SKai Luo; CHECK-LE-NEXT:    blr
19c2460c32SKai Luo  %abs = tail call i64 @llvm.abs.i64(i64 %x, i1 true)
20c2460c32SKai Luo  %neg = sub nsw i64 0, %abs
21c2460c32SKai Luo  ret i64 %neg
22c2460c32SKai Luo}
23f5d52916SKai Luo
24f5d52916SKai Luodefine <2 x i64> @neg_abs_v2i64(<2 x i64> %0) {
25f5d52916SKai Luo; CHECK-LE-LABEL: neg_abs_v2i64:
26f5d52916SKai Luo; CHECK-LE:       # %bb.0:
27*44bd8ea1SKai Luo; CHECK-LE-NEXT:    xxlxor vs35, vs35, vs35
28*44bd8ea1SKai Luo; CHECK-LE-NEXT:    vsubudm v3, v3, v2
29*44bd8ea1SKai Luo; CHECK-LE-NEXT:    vminsd v2, v2, v3
30f5d52916SKai Luo; CHECK-LE-NEXT:    blr
31f5d52916SKai Luo  %abs = call <2 x i64> @llvm.abs.v2i64(<2 x i64> %0, i1 true)
32f5d52916SKai Luo  %neg.abs = sub <2 x i64> zeroinitializer, %abs
33f5d52916SKai Luo  ret <2 x i64> %neg.abs
34f5d52916SKai Luo}
35f5d52916SKai Luo
36f5d52916SKai Luodefine <4 x i32> @neg_abs_v4i32(<4 x i32> %0) {
37f5d52916SKai Luo; CHECK-LE-LABEL: neg_abs_v4i32:
38f5d52916SKai Luo; CHECK-LE:       # %bb.0:
39*44bd8ea1SKai Luo; CHECK-LE-NEXT:    xxlxor vs35, vs35, vs35
40*44bd8ea1SKai Luo; CHECK-LE-NEXT:    vsubuwm v3, v3, v2
41*44bd8ea1SKai Luo; CHECK-LE-NEXT:    vminsw v2, v2, v3
42f5d52916SKai Luo; CHECK-LE-NEXT:    blr
43f5d52916SKai Luo  %abs = call <4 x i32> @llvm.abs.v4i32(<4 x i32> %0, i1 true)
44f5d52916SKai Luo  %neg.abs = sub <4 x i32> zeroinitializer, %abs
45f5d52916SKai Luo  ret <4 x i32> %neg.abs
46f5d52916SKai Luo}
47f5d52916SKai Luo
48f5d52916SKai Luodefine <8 x i16> @neg_abs_v8i16(<8 x i16> %0) {
49f5d52916SKai Luo; CHECK-LE-LABEL: neg_abs_v8i16:
50f5d52916SKai Luo; CHECK-LE:       # %bb.0:
51*44bd8ea1SKai Luo; CHECK-LE-NEXT:    xxlxor vs35, vs35, vs35
52*44bd8ea1SKai Luo; CHECK-LE-NEXT:    vsubuhm v3, v3, v2
53*44bd8ea1SKai Luo; CHECK-LE-NEXT:    vminsh v2, v2, v3
54f5d52916SKai Luo; CHECK-LE-NEXT:    blr
55f5d52916SKai Luo  %abs = call <8 x i16> @llvm.abs.v8i16(<8 x i16> %0, i1 true)
56f5d52916SKai Luo  %neg.abs = sub <8 x i16> zeroinitializer, %abs
57f5d52916SKai Luo  ret <8 x i16> %neg.abs
58f5d52916SKai Luo}
59f5d52916SKai Luo
60f5d52916SKai Luodefine <16 x i8> @neg_abs_v16i8(<16 x i8> %0) {
61f5d52916SKai Luo; CHECK-LE-LABEL: neg_abs_v16i8:
62f5d52916SKai Luo; CHECK-LE:       # %bb.0:
63*44bd8ea1SKai Luo; CHECK-LE-NEXT:    xxlxor vs35, vs35, vs35
64*44bd8ea1SKai Luo; CHECK-LE-NEXT:    vsububm v3, v3, v2
65*44bd8ea1SKai Luo; CHECK-LE-NEXT:    vminsb v2, v2, v3
66f5d52916SKai Luo; CHECK-LE-NEXT:    blr
67f5d52916SKai Luo  %abs = call <16 x i8> @llvm.abs.v16i8(<16 x i8> %0, i1 true)
68f5d52916SKai Luo  %neg.abs = sub <16 x i8> zeroinitializer, %abs
69f5d52916SKai Luo  ret <16 x i8> %neg.abs
70f5d52916SKai Luo}
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