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67 lines
2.0 KiB
LLVM
67 lines
2.0 KiB
LLVM
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; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
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; RUN: llc < %s -mtriple=x86_64-unknown-unknown -mattr=avx | FileCheck %s
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; Check that we generate vector conversion from float to narrower int types
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%f32vec_t = type <8 x float>
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%i16vec_t = type <8 x i16>
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%i8vec_t = type <8 x i8>
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define void @fptoui16(%f32vec_t %a, %i16vec_t *%p) {
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; CHECK-LABEL: fptoui16:
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; CHECK: # %bb.0:
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; CHECK-NEXT: vcvttps2dq %ymm0, %ymm0
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; CHECK-NEXT: vextractf128 $1, %ymm0, %xmm1
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; CHECK-NEXT: vpackusdw %xmm1, %xmm0, %xmm0
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; CHECK-NEXT: vmovdqa %xmm0, (%rdi)
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; CHECK-NEXT: vzeroupper
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; CHECK-NEXT: retq
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%b = fptoui %f32vec_t %a to %i16vec_t
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store %i16vec_t %b, %i16vec_t * %p
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ret void
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}
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define void @fptosi16(%f32vec_t %a, %i16vec_t *%p) {
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; CHECK-LABEL: fptosi16:
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; CHECK: # %bb.0:
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; CHECK-NEXT: vcvttps2dq %ymm0, %ymm0
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; CHECK-NEXT: vextractf128 $1, %ymm0, %xmm1
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; CHECK-NEXT: vpackssdw %xmm1, %xmm0, %xmm0
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; CHECK-NEXT: vmovdqa %xmm0, (%rdi)
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; CHECK-NEXT: vzeroupper
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; CHECK-NEXT: retq
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%b = fptosi %f32vec_t %a to %i16vec_t
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store %i16vec_t %b, %i16vec_t * %p
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ret void
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}
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define void @fptoui8(%f32vec_t %a, %i8vec_t *%p) {
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; CHECK-LABEL: fptoui8:
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; CHECK: # %bb.0:
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; CHECK-NEXT: vcvttps2dq %ymm0, %ymm0
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; CHECK-NEXT: vextractf128 $1, %ymm0, %xmm1
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; CHECK-NEXT: vpackusdw %xmm1, %xmm0, %xmm0
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; CHECK-NEXT: vpackuswb %xmm0, %xmm0, %xmm0
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; CHECK-NEXT: vmovq %xmm0, (%rdi)
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; CHECK-NEXT: vzeroupper
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; CHECK-NEXT: retq
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%b = fptoui %f32vec_t %a to %i8vec_t
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store %i8vec_t %b, %i8vec_t * %p
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ret void
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}
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define void @fptosi8(%f32vec_t %a, %i8vec_t *%p) {
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; CHECK-LABEL: fptosi8:
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; CHECK: # %bb.0:
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; CHECK-NEXT: vcvttps2dq %ymm0, %ymm0
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; CHECK-NEXT: vextractf128 $1, %ymm0, %xmm1
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; CHECK-NEXT: vpackssdw %xmm1, %xmm0, %xmm0
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; CHECK-NEXT: vpacksswb %xmm0, %xmm0, %xmm0
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; CHECK-NEXT: vmovq %xmm0, (%rdi)
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; CHECK-NEXT: vzeroupper
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; CHECK-NEXT: retq
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%b = fptosi %f32vec_t %a to %i8vec_t
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store %i8vec_t %b, %i8vec_t * %p
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ret void
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}
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