; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py UTC_ARGS: --version 6 ; RUN: llc < %s -mtriple=x86_64-- -mattr=+sse2 -verify-machineinstrs | FileCheck %s --check-prefixes=SSE ; RUN: llc < %s -mtriple=x86_64-- -mattr=+avx -verify-machineinstrs | FileCheck %s --check-prefixes=AVX,AVX1 ; RUN: llc < %s -mtriple=x86_64-- -mattr=+avx2 -verify-machineinstrs | FileCheck %s --check-prefixes=AVX,AVX2 ; RUN: llc < %s -mtriple=x86_64-- -mattr=+avx512f,+avx512vl -verify-machineinstrs | FileCheck %s --check-prefixes=AVX512,AVX512VL ; RUN: llc < %s -mtriple=x86_64-- -mattr=+avx512f,+avx512vl,+avx512bw -verify-machineinstrs | FileCheck %s --check-prefixes=AVX512,AVX512BW define void @zero_xmm(<4 x i32> %arg) #0 { ; SSE-LABEL: zero_xmm: ; SSE: # %bb.0: ; SSE-NEXT: movaps %xmm0, 0 ; SSE-NEXT: xorps %xmm0, %xmm0 ; SSE-NEXT: retq ; ; AVX-LABEL: zero_xmm: ; AVX: # %bb.0: ; AVX-NEXT: vmovaps %xmm0, 0 ; AVX-NEXT: vxorps %xmm0, %xmm0, %xmm0 ; AVX-NEXT: retq ; ; AVX512-LABEL: zero_xmm: ; AVX512: # %bb.0: ; AVX512-NEXT: vmovaps %xmm0, 0 ; AVX512-NEXT: vxorps %xmm0, %xmm0, %xmm0 ; AVX512-NEXT: retq store <4 x i32> %arg, ptr null, align 32 ret void } define void @zero_ymm(<8 x i32> %arg) #0 { ; SSE-LABEL: zero_ymm: ; SSE: # %bb.0: ; SSE-NEXT: movaps %xmm1, 16 ; SSE-NEXT: movaps %xmm0, 0 ; SSE-NEXT: xorps %xmm0, %xmm0 ; SSE-NEXT: xorps %xmm1, %xmm1 ; SSE-NEXT: retq ; ; AVX-LABEL: zero_ymm: ; AVX: # %bb.0: ; AVX-NEXT: vmovaps %ymm0, 0 ; AVX-NEXT: vxorps %xmm0, %xmm0, %xmm0 ; AVX-NEXT: vzeroupper ; AVX-NEXT: retq ; ; AVX512-LABEL: zero_ymm: ; AVX512: # %bb.0: ; AVX512-NEXT: vmovaps %ymm0, 0 ; AVX512-NEXT: vxorps %xmm0, %xmm0, %xmm0 ; AVX512-NEXT: vzeroupper ; AVX512-NEXT: retq store <8 x i32> %arg, ptr null, align 32 ret void } define void @zero_zmm(<16 x i32> %arg) #0 { ; SSE-LABEL: zero_zmm: ; SSE: # %bb.0: ; SSE-NEXT: movaps %xmm3, 48 ; SSE-NEXT: movaps %xmm2, 32 ; SSE-NEXT: movaps %xmm1, 16 ; SSE-NEXT: movaps %xmm0, 0 ; SSE-NEXT: xorps %xmm0, %xmm0 ; SSE-NEXT: xorps %xmm1, %xmm1 ; SSE-NEXT: xorps %xmm2, %xmm2 ; SSE-NEXT: xorps %xmm3, %xmm3 ; SSE-NEXT: retq ; ; AVX-LABEL: zero_zmm: ; AVX: # %bb.0: ; AVX-NEXT: vmovaps %ymm1, 32 ; AVX-NEXT: vmovaps %ymm0, 0 ; AVX-NEXT: vxorps %xmm0, %xmm0, %xmm0 ; AVX-NEXT: vxorps %xmm1, %xmm1, %xmm1 ; AVX-NEXT: vzeroupper ; AVX-NEXT: retq ; ; AVX512-LABEL: zero_zmm: ; AVX512: # %bb.0: ; AVX512-NEXT: vmovups %zmm0, 0 ; AVX512-NEXT: vxorps %xmm0, %xmm0, %xmm0 ; AVX512-NEXT: vzeroupper ; AVX512-NEXT: retq store <16 x i32> %arg, ptr null, align 32 ret void } define void @zero_k(<8 x i32> %arg, <8 x i1> %mask) #0 { ; SSE-LABEL: zero_k: ; SSE: # %bb.0: ; SSE-NEXT: psllw $15, %xmm2 ; SSE-NEXT: packsswb %xmm2, %xmm2 ; SSE-NEXT: pmovmskb %xmm2, %eax ; SSE-NEXT: testb $1, %al ; SSE-NEXT: jne .LBB3_1 ; SSE-NEXT: # %bb.2: # %else ; SSE-NEXT: testb $2, %al ; SSE-NEXT: jne .LBB3_3 ; SSE-NEXT: .LBB3_4: # %else2 ; SSE-NEXT: testb $4, %al ; SSE-NEXT: jne .LBB3_5 ; SSE-NEXT: .LBB3_6: # %else4 ; SSE-NEXT: testb $8, %al ; SSE-NEXT: jne .LBB3_7 ; SSE-NEXT: .LBB3_8: # %else6 ; SSE-NEXT: testb $16, %al ; SSE-NEXT: jne .LBB3_9 ; SSE-NEXT: .LBB3_10: # %else8 ; SSE-NEXT: testb $32, %al ; SSE-NEXT: jne .LBB3_11 ; SSE-NEXT: .LBB3_12: # %else10 ; SSE-NEXT: testb $64, %al ; SSE-NEXT: jne .LBB3_13 ; SSE-NEXT: .LBB3_14: # %else12 ; SSE-NEXT: testb $-128, %al ; SSE-NEXT: je .LBB3_16 ; SSE-NEXT: .LBB3_15: # %cond.store13 ; SSE-NEXT: pshufd {{.*#+}} xmm0 = xmm1[3,3,3,3] ; SSE-NEXT: movd %xmm0, 28 ; SSE-NEXT: .LBB3_16: # %else14 ; SSE-NEXT: xorl %eax, %eax ; SSE-NEXT: pxor %xmm0, %xmm0 ; SSE-NEXT: pxor %xmm1, %xmm1 ; SSE-NEXT: pxor %xmm2, %xmm2 ; SSE-NEXT: retq ; SSE-NEXT: .LBB3_1: # %cond.store ; SSE-NEXT: movd %xmm0, 0 ; SSE-NEXT: testb $2, %al ; SSE-NEXT: je .LBB3_4 ; SSE-NEXT: .LBB3_3: # %cond.store1 ; SSE-NEXT: pshufd {{.*#+}} xmm2 = xmm0[1,1,1,1] ; SSE-NEXT: movd %xmm2, 4 ; SSE-NEXT: testb $4, %al ; SSE-NEXT: je .LBB3_6 ; SSE-NEXT: .LBB3_5: # %cond.store3 ; SSE-NEXT: pshufd {{.*#+}} xmm2 = xmm0[2,3,2,3] ; SSE-NEXT: movd %xmm2, 8 ; SSE-NEXT: testb $8, %al ; SSE-NEXT: je .LBB3_8 ; SSE-NEXT: .LBB3_7: # %cond.store5 ; SSE-NEXT: pshufd {{.*#+}} xmm0 = xmm0[3,3,3,3] ; SSE-NEXT: movd %xmm0, 12 ; SSE-NEXT: testb $16, %al ; SSE-NEXT: je .LBB3_10 ; SSE-NEXT: .LBB3_9: # %cond.store7 ; SSE-NEXT: movd %xmm1, 16 ; SSE-NEXT: testb $32, %al ; SSE-NEXT: je .LBB3_12 ; SSE-NEXT: .LBB3_11: # %cond.store9 ; SSE-NEXT: pshufd {{.*#+}} xmm0 = xmm1[1,1,1,1] ; SSE-NEXT: movd %xmm0, 20 ; SSE-NEXT: testb $64, %al ; SSE-NEXT: je .LBB3_14 ; SSE-NEXT: .LBB3_13: # %cond.store11 ; SSE-NEXT: pshufd {{.*#+}} xmm0 = xmm1[2,3,2,3] ; SSE-NEXT: movd %xmm0, 24 ; SSE-NEXT: testb $-128, %al ; SSE-NEXT: jne .LBB3_15 ; SSE-NEXT: jmp .LBB3_16 ; ; AVX1-LABEL: zero_k: ; AVX1: # %bb.0: ; AVX1-NEXT: vpmovzxwd {{.*#+}} xmm2 = xmm1[0],zero,xmm1[1],zero,xmm1[2],zero,xmm1[3],zero ; AVX1-NEXT: vpslld $31, %xmm2, %xmm2 ; AVX1-NEXT: vpunpckhwd {{.*#+}} xmm1 = xmm1[4,4,5,5,6,6,7,7] ; AVX1-NEXT: vpslld $31, %xmm1, %xmm1 ; AVX1-NEXT: vinsertf128 $1, %xmm1, %ymm2, %ymm1 ; AVX1-NEXT: vmaskmovps %ymm0, %ymm1, 0 ; AVX1-NEXT: vxorps %xmm0, %xmm0, %xmm0 ; AVX1-NEXT: vxorps %xmm1, %xmm1, %xmm1 ; AVX1-NEXT: vpxor %xmm2, %xmm2, %xmm2 ; AVX1-NEXT: vxorps %xmm0, %xmm0, %xmm0 ; AVX1-NEXT: vxorps %xmm1, %xmm1, %xmm1 ; AVX1-NEXT: vpxor %xmm2, %xmm2, %xmm2 ; AVX1-NEXT: vzeroupper ; AVX1-NEXT: retq ; ; AVX2-LABEL: zero_k: ; AVX2: # %bb.0: ; AVX2-NEXT: vpmovzxwd {{.*#+}} ymm1 = xmm1[0],zero,xmm1[1],zero,xmm1[2],zero,xmm1[3],zero,xmm1[4],zero,xmm1[5],zero,xmm1[6],zero,xmm1[7],zero ; AVX2-NEXT: vpslld $31, %ymm1, %ymm1 ; AVX2-NEXT: vpmaskmovd %ymm0, %ymm1, 0 ; AVX2-NEXT: vpxor %xmm1, %xmm1, %xmm1 ; AVX2-NEXT: vpxor %xmm0, %xmm0, %xmm0 ; AVX2-NEXT: vpxor %xmm1, %xmm1, %xmm1 ; AVX2-NEXT: vzeroupper ; AVX2-NEXT: retq ; ; AVX512VL-LABEL: zero_k: ; AVX512VL: # %bb.0: ; AVX512VL-NEXT: vpmovsxwd %xmm1, %ymm1 ; AVX512VL-NEXT: vpslld $31, %ymm1, %ymm1 ; AVX512VL-NEXT: vptestmd %ymm1, %ymm1, %k1 ; AVX512VL-NEXT: vmovdqa32 %ymm0, 0 {%k1} ; AVX512VL-NEXT: vpxor %xmm1, %xmm1, %xmm1 ; AVX512VL-NEXT: vpxor %xmm0, %xmm0, %xmm0 ; AVX512VL-NEXT: vpxor %xmm1, %xmm1, %xmm1 ; AVX512VL-NEXT: kxorw %k0, %k0, %k1 ; AVX512VL-NEXT: vzeroupper ; AVX512VL-NEXT: retq ; ; AVX512BW-LABEL: zero_k: ; AVX512BW: # %bb.0: ; AVX512BW-NEXT: vpsllw $15, %xmm1, %xmm1 ; AVX512BW-NEXT: vpmovw2m %xmm1, %k1 ; AVX512BW-NEXT: vmovdqa32 %ymm0, 0 {%k1} ; AVX512BW-NEXT: vpxor %xmm1, %xmm1, %xmm1 ; AVX512BW-NEXT: vpxor %xmm0, %xmm0, %xmm0 ; AVX512BW-NEXT: kxorq %k0, %k0, %k1 ; AVX512BW-NEXT: vzeroupper ; AVX512BW-NEXT: retq tail call void @llvm.masked.store.v8i32.p0(<8 x i32> %arg, ptr null, i32 32, <8 x i1> %mask) ret void } attributes #0 = { "zero-call-used-regs"="used" }