1 ; RUN: llc < %s -mtriple=x86_64-unknown-unknown -mattr=avx | FileCheck %s
3 ; Check that we generate vector conversion from float to narrower int types
5 %f32vec_t = type <8 x float>
6 %i16vec_t = type <8 x i16>
7 %i8vec_t = type <8 x i8>
9 define void @fptoui16(%f32vec_t %a, %i16vec_t *%p) {
10 ; CHECK-LABEL: fptoui16:
12 ; CHECK-NEXT: vcvttps2dq %ymm0, %ymm0
13 ; CHECK-NEXT: vextractf128 $1, %ymm0, %xmm1
14 ; CHECK-NEXT: vmovdqa {{.*#+}} xmm2 = [0,1,4,5,8,9,12,13,8,9,12,13,12,13,14,15]
15 ; CHECK-NEXT: vpshufb %xmm2, %xmm1, %xmm1
16 ; CHECK-NEXT: vpshufb %xmm2, %xmm0, %xmm0
17 ; CHECK-NEXT: vpunpcklqdq {{.*#+}} xmm0 = xmm0[0],xmm1[0]
18 ; CHECK-NEXT: vmovdqa %xmm0, (%rdi)
19 ; CHECK-NEXT: vzeroupper
21 %b = fptoui %f32vec_t %a to %i16vec_t
22 store %i16vec_t %b, %i16vec_t * %p
26 define void @fptosi16(%f32vec_t %a, %i16vec_t *%p) {
27 ; CHECK-LABEL: fptosi16:
29 ; CHECK-NEXT: vcvttps2dq %ymm0, %ymm0
30 ; CHECK-NEXT: vextractf128 $1, %ymm0, %xmm1
31 ; CHECK-NEXT: vmovdqa {{.*#+}} xmm2 = [0,1,4,5,8,9,12,13,8,9,12,13,12,13,14,15]
32 ; CHECK-NEXT: vpshufb %xmm2, %xmm1, %xmm1
33 ; CHECK-NEXT: vpshufb %xmm2, %xmm0, %xmm0
34 ; CHECK-NEXT: vpunpcklqdq {{.*#+}} xmm0 = xmm0[0],xmm1[0]
35 ; CHECK-NEXT: vmovdqa %xmm0, (%rdi)
36 ; CHECK-NEXT: vzeroupper
38 %b = fptosi %f32vec_t %a to %i16vec_t
39 store %i16vec_t %b, %i16vec_t * %p
43 define void @fptoui8(%f32vec_t %a, %i8vec_t *%p) {
44 ; CHECK-LABEL: fptoui8:
46 ; CHECK-NEXT: vcvttps2dq %ymm0, %ymm0
47 ; CHECK-NEXT: vextractf128 $1, %ymm0, %xmm1
48 ; CHECK-NEXT: vmovdqa {{.*#+}} xmm2 = [0,1,4,5,8,9,12,13,8,9,12,13,12,13,14,15]
49 ; CHECK-NEXT: vpshufb %xmm2, %xmm1, %xmm1
50 ; CHECK-NEXT: vpshufb %xmm2, %xmm0, %xmm0
51 ; CHECK-NEXT: vpunpcklqdq {{.*#+}} xmm0 = xmm0[0],xmm1[0]
52 ; CHECK-NEXT: vpshufb {{.*#+}} xmm0 = xmm0[0,2,4,6,8,10,12,14,u,u,u,u,u,u,u,u]
53 ; CHECK-NEXT: vmovq %xmm0, (%rdi)
54 ; CHECK-NEXT: vzeroupper
56 %b = fptoui %f32vec_t %a to %i8vec_t
57 store %i8vec_t %b, %i8vec_t * %p
61 define void @fptosi8(%f32vec_t %a, %i8vec_t *%p) {
62 ; CHECK-LABEL: fptosi8:
64 ; CHECK-NEXT: vcvttps2dq %ymm0, %ymm0
65 ; CHECK-NEXT: vextractf128 $1, %ymm0, %xmm1
66 ; CHECK-NEXT: vmovdqa {{.*#+}} xmm2 = [0,1,4,5,8,9,12,13,8,9,12,13,12,13,14,15]
67 ; CHECK-NEXT: vpshufb %xmm2, %xmm1, %xmm1
68 ; CHECK-NEXT: vpshufb %xmm2, %xmm0, %xmm0
69 ; CHECK-NEXT: vpunpcklqdq {{.*#+}} xmm0 = xmm0[0],xmm1[0]
70 ; CHECK-NEXT: vpshufb {{.*#+}} xmm0 = xmm0[0,2,4,6,8,10,12,14,u,u,u,u,u,u,u,u]
71 ; CHECK-NEXT: vmovq %xmm0, (%rdi)
72 ; CHECK-NEXT: vzeroupper
74 %b = fptosi %f32vec_t %a to %i8vec_t
75 store %i8vec_t %b, %i8vec_t * %p