1 ; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
2 ; RUN: llc < %s -mtriple=x86_64-unknown-unknown -mattr=avx | FileCheck %s
4 ; Check that we generate vector conversion from float to narrower int types
6 %f32vec_t = type <8 x float>
7 %i16vec_t = type <8 x i16>
8 %i8vec_t = type <8 x i8>
10 define void @fptoui16(%f32vec_t %a, %i16vec_t *%p) {
11 ; CHECK-LABEL: fptoui16:
13 ; CHECK-NEXT: vcvttps2dq %ymm0, %ymm0
14 ; CHECK-NEXT: vextractf128 $1, %ymm0, %xmm1
15 ; CHECK-NEXT: vmovdqa {{.*#+}} xmm2 = [0,1,4,5,8,9,12,13,8,9,12,13,12,13,14,15]
16 ; CHECK-NEXT: vpshufb %xmm2, %xmm1, %xmm1
17 ; CHECK-NEXT: vpshufb %xmm2, %xmm0, %xmm0
18 ; CHECK-NEXT: vpunpcklqdq {{.*#+}} xmm0 = xmm0[0],xmm1[0]
19 ; CHECK-NEXT: vmovdqa %xmm0, (%rdi)
20 ; CHECK-NEXT: vzeroupper
22 %b = fptoui %f32vec_t %a to %i16vec_t
23 store %i16vec_t %b, %i16vec_t * %p
27 define void @fptosi16(%f32vec_t %a, %i16vec_t *%p) {
28 ; CHECK-LABEL: fptosi16:
30 ; CHECK-NEXT: vcvttps2dq %ymm0, %ymm0
31 ; CHECK-NEXT: vextractf128 $1, %ymm0, %xmm1
32 ; CHECK-NEXT: vmovdqa {{.*#+}} xmm2 = [0,1,4,5,8,9,12,13,8,9,12,13,12,13,14,15]
33 ; CHECK-NEXT: vpshufb %xmm2, %xmm1, %xmm1
34 ; CHECK-NEXT: vpshufb %xmm2, %xmm0, %xmm0
35 ; CHECK-NEXT: vpunpcklqdq {{.*#+}} xmm0 = xmm0[0],xmm1[0]
36 ; CHECK-NEXT: vmovdqa %xmm0, (%rdi)
37 ; CHECK-NEXT: vzeroupper
39 %b = fptosi %f32vec_t %a to %i16vec_t
40 store %i16vec_t %b, %i16vec_t * %p
44 define void @fptoui8(%f32vec_t %a, %i8vec_t *%p) {
45 ; CHECK-LABEL: fptoui8:
47 ; CHECK-NEXT: vcvttps2dq %ymm0, %ymm0
48 ; CHECK-NEXT: vextractf128 $1, %ymm0, %xmm1
49 ; CHECK-NEXT: vmovdqa {{.*#+}} xmm2 = [0,1,4,5,8,9,12,13,8,9,12,13,12,13,14,15]
50 ; CHECK-NEXT: vpshufb %xmm2, %xmm1, %xmm1
51 ; CHECK-NEXT: vpshufb %xmm2, %xmm0, %xmm0
52 ; CHECK-NEXT: vpunpcklqdq {{.*#+}} xmm0 = xmm0[0],xmm1[0]
53 ; CHECK-NEXT: vpshufb {{.*#+}} xmm0 = xmm0[0,2,4,6,8,10,12,14,u,u,u,u,u,u,u,u]
54 ; CHECK-NEXT: vmovq %xmm0, (%rdi)
55 ; CHECK-NEXT: vzeroupper
57 %b = fptoui %f32vec_t %a to %i8vec_t
58 store %i8vec_t %b, %i8vec_t * %p
62 define void @fptosi8(%f32vec_t %a, %i8vec_t *%p) {
63 ; CHECK-LABEL: fptosi8:
65 ; CHECK-NEXT: vcvttps2dq %ymm0, %ymm0
66 ; CHECK-NEXT: vextractf128 $1, %ymm0, %xmm1
67 ; CHECK-NEXT: vmovdqa {{.*#+}} xmm2 = [0,1,4,5,8,9,12,13,8,9,12,13,12,13,14,15]
68 ; CHECK-NEXT: vpshufb %xmm2, %xmm1, %xmm1
69 ; CHECK-NEXT: vpshufb %xmm2, %xmm0, %xmm0
70 ; CHECK-NEXT: vpunpcklqdq {{.*#+}} xmm0 = xmm0[0],xmm1[0]
71 ; CHECK-NEXT: vpshufb {{.*#+}} xmm0 = xmm0[0,2,4,6,8,10,12,14,u,u,u,u,u,u,u,u]
72 ; CHECK-NEXT: vmovq %xmm0, (%rdi)
73 ; CHECK-NEXT: vzeroupper
75 %b = fptosi %f32vec_t %a to %i8vec_t
76 store %i8vec_t %b, %i8vec_t * %p