llvm/llvm/test/CodeGen/X86/vector-zmov.ll

; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
; RUN: llc < %s -mtriple=x86_64-unknown-unknown -mattr=+sse2 | FileCheck %s --check-prefix=SSE --check-prefix=SSE2
; RUN: llc < %s -mtriple=x86_64-unknown-unknown -mattr=+ssse3 | FileCheck %s --check-prefix=SSE --check-prefix=SSSE3
; RUN: llc < %s -mtriple=x86_64-unknown-unknown -mattr=+sse4.1 | FileCheck %s --check-prefix=SSE --check-prefix=SSE41
; RUN: llc < %s -mtriple=x86_64-unknown-unknown -mattr=+avx | FileCheck %s --check-prefix=AVX
; RUN: llc < %s -mtriple=x86_64-unknown-unknown -mattr=+avx2 | FileCheck %s --check-prefix=AVX

define <4 x i32> @load_zmov_4i32_to_0zzz(ptr%ptr) {
; SSE-LABEL: load_zmov_4i32_to_0zzz:
; SSE:       # %bb.0: # %entry
; SSE-NEXT:    movss {{.*#+}} xmm0 = mem[0],zero,zero,zero
; SSE-NEXT:    retq
;
; AVX-LABEL: load_zmov_4i32_to_0zzz:
; AVX:       # %bb.0: # %entry
; AVX-NEXT:    vmovss {{.*#+}} xmm0 = mem[0],zero,zero,zero
; AVX-NEXT:    retq
entry:
  %X = load <4 x i32>, ptr %ptr
  %Y = shufflevector <4 x i32> %X, <4 x i32> zeroinitializer, <4 x i32> <i32 0, i32 4, i32 4, i32 4>
  ret <4 x i32>%Y
}

define <2 x i64> @load_zmov_2i64_to_0z(ptr%ptr) {
; SSE-LABEL: load_zmov_2i64_to_0z:
; SSE:       # %bb.0: # %entry
; SSE-NEXT:    movsd {{.*#+}} xmm0 = mem[0],zero
; SSE-NEXT:    retq
;
; AVX-LABEL: load_zmov_2i64_to_0z:
; AVX:       # %bb.0: # %entry
; AVX-NEXT:    vmovsd {{.*#+}} xmm0 = mem[0],zero
; AVX-NEXT:    retq
entry:
  %X = load <2 x i64>, ptr %ptr
  %Y = shufflevector <2 x i64> %X, <2 x i64> zeroinitializer, <2 x i32> <i32 0, i32 2>
  ret <2 x i64>%Y
}

define <4 x i32> @load_zmov_4i32_to_0zzz_volatile(ptr%ptr) {
; SSE2-LABEL: load_zmov_4i32_to_0zzz_volatile:
; SSE2:       # %bb.0: # %entry
; SSE2-NEXT:    movaps (%rdi), %xmm1
; SSE2-NEXT:    xorps %xmm0, %xmm0
; SSE2-NEXT:    movss {{.*#+}} xmm0 = xmm1[0],xmm0[1,2,3]
; SSE2-NEXT:    retq
;
; SSSE3-LABEL: load_zmov_4i32_to_0zzz_volatile:
; SSSE3:       # %bb.0: # %entry
; SSSE3-NEXT:    movaps (%rdi), %xmm1
; SSSE3-NEXT:    xorps %xmm0, %xmm0
; SSSE3-NEXT:    movss {{.*#+}} xmm0 = xmm1[0],xmm0[1,2,3]
; SSSE3-NEXT:    retq
;
; SSE41-LABEL: load_zmov_4i32_to_0zzz_volatile:
; SSE41:       # %bb.0: # %entry
; SSE41-NEXT:    movaps (%rdi), %xmm1
; SSE41-NEXT:    xorps %xmm0, %xmm0
; SSE41-NEXT:    blendps {{.*#+}} xmm0 = xmm1[0],xmm0[1,2,3]
; SSE41-NEXT:    retq
;
; AVX-LABEL: load_zmov_4i32_to_0zzz_volatile:
; AVX:       # %bb.0: # %entry
; AVX-NEXT:    vmovaps (%rdi), %xmm0
; AVX-NEXT:    vxorps %xmm1, %xmm1, %xmm1
; AVX-NEXT:    vblendps {{.*#+}} xmm0 = xmm0[0],xmm1[1,2,3]
; AVX-NEXT:    retq
entry:
  %X = load volatile <4 x i32>, ptr %ptr
  %Y = shufflevector <4 x i32> %X, <4 x i32> zeroinitializer, <4 x i32> <i32 0, i32 4, i32 4, i32 4>
  ret <4 x i32>%Y
}

define <2 x i64> @load_zmov_2i64_to_0z_volatile(ptr%ptr) {
; SSE-LABEL: load_zmov_2i64_to_0z_volatile:
; SSE:       # %bb.0: # %entry
; SSE-NEXT:    movdqa (%rdi), %xmm0
; SSE-NEXT:    movq {{.*#+}} xmm0 = xmm0[0],zero
; SSE-NEXT:    retq
;
; AVX-LABEL: load_zmov_2i64_to_0z_volatile:
; AVX:       # %bb.0: # %entry
; AVX-NEXT:    vmovdqa (%rdi), %xmm0
; AVX-NEXT:    vmovq {{.*#+}} xmm0 = xmm0[0],zero
; AVX-NEXT:    retq
entry:
  %X = load volatile <2 x i64>, ptr %ptr
  %Y = shufflevector <2 x i64> %X, <2 x i64> zeroinitializer, <2 x i32> <i32 0, i32 2>
  ret <2 x i64>%Y
}