xref: /llvm-project/llvm/test/CodeGen/ARM/fp16-vector-cvt.ll (revision a76620143c54e0b40c7538f4ffa38f4c9db8a009)
1; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
2; RUN: llc -mtriple armv8a-none-none-eabihf -mattr=fullfp16 < %s | FileCheck %s
3
4define <4 x half> @fptrunc_vector_f32_f16(<4 x float> %a) {
5; CHECK-LABEL: fptrunc_vector_f32_f16:
6; CHECK:       @ %bb.0: @ %bb
7; CHECK-NEXT:    vcvt.f16.f32 d0, q0
8; CHECK-NEXT:    bx lr
9bb:
10  %z = fptrunc <4 x float> %a to <4 x half>
11  ret <4 x half> %z
12}
13
14define <4 x half> @fptrunc_vector_f64_f16(<4 x double> %a) {
15; CHECK-LABEL: fptrunc_vector_f64_f16:
16; CHECK:       @ %bb.0: @ %bb
17; CHECK-NEXT:    vcvtb.f16.f64 s0, d0
18; CHECK-NEXT:    vcvtb.f16.f64 s8, d1
19; CHECK-NEXT:    vmov r1, s0
20; CHECK-NEXT:    vcvtb.f16.f64 s2, d2
21; CHECK-NEXT:    vmov r0, s8
22; CHECK-NEXT:    vmov.16 d0[0], r1
23; CHECK-NEXT:    vmov.16 d0[1], r0
24; CHECK-NEXT:    vmov r0, s2
25; CHECK-NEXT:    vcvtb.f16.f64 s2, d3
26; CHECK-NEXT:    vmov.16 d0[2], r0
27; CHECK-NEXT:    vmov r0, s2
28; CHECK-NEXT:    vmov.16 d0[3], r0
29; CHECK-NEXT:    bx lr
30bb:
31  %z = fptrunc <4 x double> %a to <4 x half>
32  ret <4 x half> %z
33}
34
35define <4 x float> @fpext_vector_f16_f32(<4 x half> %a) {
36; CHECK-LABEL: fpext_vector_f16_f32:
37; CHECK:       @ %bb.0: @ %bb
38; CHECK-NEXT:    vcvt.f32.f16 q0, d0
39; CHECK-NEXT:    bx lr
40bb:
41  %z = fpext <4 x half> %a to <4 x float>
42  ret <4 x float> %z
43}
44
45define <4 x double> @fpext_vector_f16_f64(<4 x half> %a) {
46; CHECK-LABEL: fpext_vector_f16_f64:
47; CHECK:       @ %bb.0: @ %bb
48; CHECK-NEXT:    vmovx.f16 s4, s0
49; CHECK-NEXT:    vmovx.f16 s2, s1
50; CHECK-NEXT:    vcvtb.f64.f16 d17, s4
51; CHECK-NEXT:    vcvtb.f64.f16 d3, s2
52; CHECK-NEXT:    vcvtb.f64.f16 d16, s0
53; CHECK-NEXT:    vcvtb.f64.f16 d2, s1
54; CHECK-NEXT:    vorr q0, q8, q8
55; CHECK-NEXT:    bx lr
56bb:
57  %z = fpext <4 x half> %a to <4 x double>
58  ret <4 x double> %z
59}
60