| ; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py |
| ; RUN: llc < %s -mtriple=x86_64-unknown-unknown -mattr=avx | FileCheck %s |
| |
| ; Check that we generate vector conversion from float to narrower int types |
| |
| %f32vec_t = type <8 x float> |
| %i16vec_t = type <8 x i16> |
| %i8vec_t = type <8 x i8> |
| |
| define void @fptoui16(%f32vec_t %a, %i16vec_t *%p) { |
| ; CHECK-LABEL: fptoui16: |
| ; CHECK: # BB#0: |
| ; CHECK-NEXT: vcvttps2dq %ymm0, %ymm0 |
| ; CHECK-NEXT: vextractf128 $1, %ymm0, %xmm1 |
| ; CHECK-NEXT: vmovdqa {{.*#+}} xmm2 = [0,1,4,5,8,9,12,13,8,9,12,13,12,13,14,15] |
| ; CHECK-NEXT: vpshufb %xmm2, %xmm1, %xmm1 |
| ; CHECK-NEXT: vpshufb %xmm2, %xmm0, %xmm0 |
| ; CHECK-NEXT: vpunpcklqdq {{.*#+}} xmm0 = xmm0[0],xmm1[0] |
| ; CHECK-NEXT: vmovdqa %xmm0, (%rdi) |
| ; CHECK-NEXT: vzeroupper |
| ; CHECK-NEXT: retq |
| %b = fptoui %f32vec_t %a to %i16vec_t |
| store %i16vec_t %b, %i16vec_t * %p |
| ret void |
| } |
| |
| define void @fptosi16(%f32vec_t %a, %i16vec_t *%p) { |
| ; CHECK-LABEL: fptosi16: |
| ; CHECK: # BB#0: |
| ; CHECK-NEXT: vcvttps2dq %ymm0, %ymm0 |
| ; CHECK-NEXT: vextractf128 $1, %ymm0, %xmm1 |
| ; CHECK-NEXT: vmovdqa {{.*#+}} xmm2 = [0,1,4,5,8,9,12,13,8,9,12,13,12,13,14,15] |
| ; CHECK-NEXT: vpshufb %xmm2, %xmm1, %xmm1 |
| ; CHECK-NEXT: vpshufb %xmm2, %xmm0, %xmm0 |
| ; CHECK-NEXT: vpunpcklqdq {{.*#+}} xmm0 = xmm0[0],xmm1[0] |
| ; CHECK-NEXT: vmovdqa %xmm0, (%rdi) |
| ; CHECK-NEXT: vzeroupper |
| ; CHECK-NEXT: retq |
| %b = fptosi %f32vec_t %a to %i16vec_t |
| store %i16vec_t %b, %i16vec_t * %p |
| ret void |
| } |
| |
| define void @fptoui8(%f32vec_t %a, %i8vec_t *%p) { |
| ; CHECK-LABEL: fptoui8: |
| ; CHECK: # BB#0: |
| ; CHECK-NEXT: vcvttps2dq %ymm0, %ymm0 |
| ; CHECK-NEXT: vextractf128 $1, %ymm0, %xmm1 |
| ; CHECK-NEXT: vmovdqa {{.*#+}} xmm2 = [0,1,4,5,8,9,12,13,8,9,12,13,12,13,14,15] |
| ; CHECK-NEXT: vpshufb %xmm2, %xmm1, %xmm1 |
| ; CHECK-NEXT: vpshufb %xmm2, %xmm0, %xmm0 |
| ; CHECK-NEXT: vpunpcklqdq {{.*#+}} xmm0 = xmm0[0],xmm1[0] |
| ; CHECK-NEXT: vpshufb {{.*#+}} xmm0 = xmm0[0,2,4,6,8,10,12,14,u,u,u,u,u,u,u,u] |
| ; CHECK-NEXT: vmovq %xmm0, (%rdi) |
| ; CHECK-NEXT: vzeroupper |
| ; CHECK-NEXT: retq |
| %b = fptoui %f32vec_t %a to %i8vec_t |
| store %i8vec_t %b, %i8vec_t * %p |
| ret void |
| } |
| |
| define void @fptosi8(%f32vec_t %a, %i8vec_t *%p) { |
| ; CHECK-LABEL: fptosi8: |
| ; CHECK: # BB#0: |
| ; CHECK-NEXT: vcvttps2dq %ymm0, %ymm0 |
| ; CHECK-NEXT: vextractf128 $1, %ymm0, %xmm1 |
| ; CHECK-NEXT: vmovdqa {{.*#+}} xmm2 = [0,1,4,5,8,9,12,13,8,9,12,13,12,13,14,15] |
| ; CHECK-NEXT: vpshufb %xmm2, %xmm1, %xmm1 |
| ; CHECK-NEXT: vpshufb %xmm2, %xmm0, %xmm0 |
| ; CHECK-NEXT: vpunpcklqdq {{.*#+}} xmm0 = xmm0[0],xmm1[0] |
| ; CHECK-NEXT: vpshufb {{.*#+}} xmm0 = xmm0[0,2,4,6,8,10,12,14,u,u,u,u,u,u,u,u] |
| ; CHECK-NEXT: vmovq %xmm0, (%rdi) |
| ; CHECK-NEXT: vzeroupper |
| ; CHECK-NEXT: retq |
| %b = fptosi %f32vec_t %a to %i8vec_t |
| store %i8vec_t %b, %i8vec_t * %p |
| ret void |
| } |