xref: /llvm-project/llvm/test/CodeGen/ARM/fp16-vector-cvt.ll (revision a76620143c54e0b40c7538f4ffa38f4c9db8a009)
1*a7662014SOliver Stannard; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
2*a7662014SOliver Stannard; RUN: llc -mtriple armv8a-none-none-eabihf -mattr=fullfp16 < %s | FileCheck %s
3*a7662014SOliver Stannard
4*a7662014SOliver Stannarddefine <4 x half> @fptrunc_vector_f32_f16(<4 x float> %a) {
5*a7662014SOliver Stannard; CHECK-LABEL: fptrunc_vector_f32_f16:
6*a7662014SOliver Stannard; CHECK:       @ %bb.0: @ %bb
7*a7662014SOliver Stannard; CHECK-NEXT:    vcvt.f16.f32 d0, q0
8*a7662014SOliver Stannard; CHECK-NEXT:    bx lr
9*a7662014SOliver Stannardbb:
10*a7662014SOliver Stannard  %z = fptrunc <4 x float> %a to <4 x half>
11*a7662014SOliver Stannard  ret <4 x half> %z
12*a7662014SOliver Stannard}
13*a7662014SOliver Stannard
14*a7662014SOliver Stannarddefine <4 x half> @fptrunc_vector_f64_f16(<4 x double> %a) {
15*a7662014SOliver Stannard; CHECK-LABEL: fptrunc_vector_f64_f16:
16*a7662014SOliver Stannard; CHECK:       @ %bb.0: @ %bb
17*a7662014SOliver Stannard; CHECK-NEXT:    vcvtb.f16.f64 s0, d0
18*a7662014SOliver Stannard; CHECK-NEXT:    vcvtb.f16.f64 s8, d1
19*a7662014SOliver Stannard; CHECK-NEXT:    vmov r1, s0
20*a7662014SOliver Stannard; CHECK-NEXT:    vcvtb.f16.f64 s2, d2
21*a7662014SOliver Stannard; CHECK-NEXT:    vmov r0, s8
22*a7662014SOliver Stannard; CHECK-NEXT:    vmov.16 d0[0], r1
23*a7662014SOliver Stannard; CHECK-NEXT:    vmov.16 d0[1], r0
24*a7662014SOliver Stannard; CHECK-NEXT:    vmov r0, s2
25*a7662014SOliver Stannard; CHECK-NEXT:    vcvtb.f16.f64 s2, d3
26*a7662014SOliver Stannard; CHECK-NEXT:    vmov.16 d0[2], r0
27*a7662014SOliver Stannard; CHECK-NEXT:    vmov r0, s2
28*a7662014SOliver Stannard; CHECK-NEXT:    vmov.16 d0[3], r0
29*a7662014SOliver Stannard; CHECK-NEXT:    bx lr
30*a7662014SOliver Stannardbb:
31*a7662014SOliver Stannard  %z = fptrunc <4 x double> %a to <4 x half>
32*a7662014SOliver Stannard  ret <4 x half> %z
33*a7662014SOliver Stannard}
34*a7662014SOliver Stannard
35*a7662014SOliver Stannarddefine <4 x float> @fpext_vector_f16_f32(<4 x half> %a) {
36*a7662014SOliver Stannard; CHECK-LABEL: fpext_vector_f16_f32:
37*a7662014SOliver Stannard; CHECK:       @ %bb.0: @ %bb
38*a7662014SOliver Stannard; CHECK-NEXT:    vcvt.f32.f16 q0, d0
39*a7662014SOliver Stannard; CHECK-NEXT:    bx lr
40*a7662014SOliver Stannardbb:
41*a7662014SOliver Stannard  %z = fpext <4 x half> %a to <4 x float>
42*a7662014SOliver Stannard  ret <4 x float> %z
43*a7662014SOliver Stannard}
44*a7662014SOliver Stannard
45*a7662014SOliver Stannarddefine <4 x double> @fpext_vector_f16_f64(<4 x half> %a) {
46*a7662014SOliver Stannard; CHECK-LABEL: fpext_vector_f16_f64:
47*a7662014SOliver Stannard; CHECK:       @ %bb.0: @ %bb
48*a7662014SOliver Stannard; CHECK-NEXT:    vmovx.f16 s4, s0
49*a7662014SOliver Stannard; CHECK-NEXT:    vmovx.f16 s2, s1
50*a7662014SOliver Stannard; CHECK-NEXT:    vcvtb.f64.f16 d17, s4
51*a7662014SOliver Stannard; CHECK-NEXT:    vcvtb.f64.f16 d3, s2
52*a7662014SOliver Stannard; CHECK-NEXT:    vcvtb.f64.f16 d16, s0
53*a7662014SOliver Stannard; CHECK-NEXT:    vcvtb.f64.f16 d2, s1
54*a7662014SOliver Stannard; CHECK-NEXT:    vorr q0, q8, q8
55*a7662014SOliver Stannard; CHECK-NEXT:    bx lr
56*a7662014SOliver Stannardbb:
57*a7662014SOliver Stannard  %z = fpext <4 x half> %a to <4 x double>
58*a7662014SOliver Stannard  ret <4 x double> %z
59*a7662014SOliver Stannard}
60