xref: /aosp_15_r20/external/llvm/test/CodeGen/X86/vector-zmov.ll (revision 9880d6810fe72a1726cb53787c6711e909410d58)

; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
; RUN: llc < %s -mtriple=x86_64-unknown-unknown -mcpu=x86-64 -mattr=+sse2 | FileCheck %s --check-prefix=SSE --check-prefix=SSE2
; RUN: llc < %s -mtriple=x86_64-unknown-unknown -mcpu=x86-64 -mattr=+ssse3 | FileCheck %s --check-prefix=SSE --check-prefix=SSSE3
; RUN: llc < %s -mtriple=x86_64-unknown-unknown -mcpu=x86-64 -mattr=+sse4.1 | FileCheck %s --check-prefix=SSE --check-prefix=SSE41
; RUN: llc < %s -mtriple=x86_64-unknown-unknown -mcpu=x86-64 -mattr=+avx | FileCheck %s --check-prefix=AVX --check-prefix=AVX1
; RUN: llc < %s -mtriple=x86_64-unknown-unknown -mcpu=x86-64 -mattr=+avx2 | FileCheck %s --check-prefix=AVX --check-prefix=AVX2

define <4 x i32> @load_zmov_4i32_to_0zzz(<4 x i32> *%ptr) {
; SSE-LABEL: load_zmov_4i32_to_0zzz:
; SSE:       # BB#0: # %entry
; SSE-NEXT:    movd {{.*#+}} xmm0 = mem[0],zero,zero,zero
; SSE-NEXT:    retq
;
; AVX-LABEL: load_zmov_4i32_to_0zzz:
; AVX:       # BB#0: # %entry
; AVX-NEXT:    vmovd {{.*#+}} xmm0 = mem[0],zero,zero,zero
; AVX-NEXT:    retq

entry:
  %X = load <4 x i32>, <4 x i32>* %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(<2 x i64> *%ptr) {
; SSE-LABEL: load_zmov_2i64_to_0z:
; SSE:       # BB#0: # %entry
; SSE-NEXT:    movq {{.*#+}} xmm0 = mem[0],zero
; SSE-NEXT:    retq
;
; AVX-LABEL: load_zmov_2i64_to_0z:
; AVX:       # BB#0: # %entry
; AVX-NEXT:    vmovq {{.*#+}} xmm0 = mem[0],zero
; AVX-NEXT:    retq

entry:
  %X = load <2 x i64>, <2 x i64>* %ptr
  %Y = shufflevector <2 x i64> %X, <2 x i64> zeroinitializer, <2 x i32> <i32 0, i32 2>
  ret <2 x i64>%Y
}