; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py ; RUN: llc -aarch64-sve-vector-bits-min=256 < %s | FileCheck %s -check-prefixes=CHECK,VBITS_GE_256 ; RUN: llc -aarch64-sve-vector-bits-min=512 < %s | FileCheck %s -check-prefixes=CHECK,VBITS_GE_512 ; RUN: llc -aarch64-sve-vector-bits-min=2048 < %s | FileCheck %s -check-prefixes=CHECK,VBITS_GE_512 target triple = "aarch64-unknown-linux-gnu" ; Don't use SVE for 64-bit vectors. define <8 x i8> @select_v8i8(<8 x i8> %op1, <8 x i8> %op2, i1 %mask) vscale_range(2,0) #0 { ; CHECK-LABEL: select_v8i8: ; CHECK: // %bb.0: ; CHECK-NEXT: tst w0, #0x1 ; CHECK-NEXT: csetm w8, ne ; CHECK-NEXT: dup v2.8b, w8 ; CHECK-NEXT: bif v0.8b, v1.8b, v2.8b ; CHECK-NEXT: ret %sel = select i1 %mask, <8 x i8> %op1, <8 x i8> %op2 ret <8 x i8> %sel } ; Don't use SVE for 128-bit vectors. define <16 x i8> @select_v16i8(<16 x i8> %op1, <16 x i8> %op2, i1 %mask) vscale_range(2,0) #0 { ; CHECK-LABEL: select_v16i8: ; CHECK: // %bb.0: ; CHECK-NEXT: tst w0, #0x1 ; CHECK-NEXT: csetm w8, ne ; CHECK-NEXT: dup v2.16b, w8 ; CHECK-NEXT: bif v0.16b, v1.16b, v2.16b ; CHECK-NEXT: ret %sel = select i1 %mask, <16 x i8> %op1, <16 x i8> %op2 ret <16 x i8> %sel } define void @select_v32i8(<32 x i8>* %a, <32 x i8>* %b, i1 %mask) vscale_range(2,0) #0 { ; CHECK-LABEL: select_v32i8: ; CHECK: // %bb.0: ; CHECK-NEXT: and w8, w2, #0x1 ; CHECK-NEXT: ptrue p0.b, vl32 ; CHECK-NEXT: ld1b { z0.b }, p0/z, [x0] ; CHECK-NEXT: ld1b { z1.b }, p0/z, [x1] ; CHECK-NEXT: ptrue p1.b ; CHECK-NEXT: mov z2.b, w8 ; CHECK-NEXT: and z2.b, z2.b, #0x1 ; CHECK-NEXT: cmpne p1.b, p1/z, z2.b, #0 ; CHECK-NEXT: sel z0.b, p1, z0.b, z1.b ; CHECK-NEXT: st1b { z0.b }, p0, [x0] ; CHECK-NEXT: ret %op1 = load volatile <32 x i8>, <32 x i8>* %a %op2 = load volatile <32 x i8>, <32 x i8>* %b %sel = select i1 %mask, <32 x i8> %op1, <32 x i8> %op2 store <32 x i8> %sel, <32 x i8>* %a ret void } define void @select_v64i8(<64 x i8>* %a, <64 x i8>* %b, i1 %mask) #0 { ; VBITS_GE_256-LABEL: select_v64i8: ; VBITS_GE_256: // %bb.0: ; VBITS_GE_256-NEXT: mov w8, #32 ; VBITS_GE_256-NEXT: and w9, w2, #0x1 ; VBITS_GE_256-NEXT: ptrue p0.b, vl32 ; VBITS_GE_256-NEXT: ptrue p1.b ; VBITS_GE_256-NEXT: ld1b { z0.b }, p0/z, [x0, x8] ; VBITS_GE_256-NEXT: ld1b { z1.b }, p0/z, [x0] ; VBITS_GE_256-NEXT: ld1b { z2.b }, p0/z, [x1, x8] ; VBITS_GE_256-NEXT: ld1b { z3.b }, p0/z, [x1] ; VBITS_GE_256-NEXT: mov z4.b, w9 ; VBITS_GE_256-NEXT: and z4.b, z4.b, #0x1 ; VBITS_GE_256-NEXT: cmpne p1.b, p1/z, z4.b, #0 ; VBITS_GE_256-NEXT: sel z1.b, p1, z1.b, z3.b ; VBITS_GE_256-NEXT: sel z0.b, p1, z0.b, z2.b ; VBITS_GE_256-NEXT: st1b { z0.b }, p0, [x0, x8] ; VBITS_GE_256-NEXT: st1b { z1.b }, p0, [x0] ; VBITS_GE_256-NEXT: ret ; ; VBITS_GE_512-LABEL: select_v64i8: ; VBITS_GE_512: // %bb.0: ; VBITS_GE_512-NEXT: and w8, w2, #0x1 ; VBITS_GE_512-NEXT: ptrue p0.b, vl64 ; VBITS_GE_512-NEXT: ld1b { z0.b }, p0/z, [x0] ; VBITS_GE_512-NEXT: ld1b { z1.b }, p0/z, [x1] ; VBITS_GE_512-NEXT: ptrue p1.b ; VBITS_GE_512-NEXT: mov z2.b, w8 ; VBITS_GE_512-NEXT: and z2.b, z2.b, #0x1 ; VBITS_GE_512-NEXT: cmpne p1.b, p1/z, z2.b, #0 ; VBITS_GE_512-NEXT: sel z0.b, p1, z0.b, z1.b ; VBITS_GE_512-NEXT: st1b { z0.b }, p0, [x0] ; VBITS_GE_512-NEXT: ret %op1 = load volatile <64 x i8>, <64 x i8>* %a %op2 = load volatile <64 x i8>, <64 x i8>* %b %sel = select i1 %mask, <64 x i8> %op1, <64 x i8> %op2 store <64 x i8> %sel, <64 x i8>* %a ret void } define void @select_v128i8(<128 x i8>* %a, <128 x i8>* %b, i1 %mask) vscale_range(8,0) #0 { ; CHECK-LABEL: select_v128i8: ; CHECK: // %bb.0: ; CHECK-NEXT: and w8, w2, #0x1 ; CHECK-NEXT: ptrue p0.b, vl128 ; CHECK-NEXT: ld1b { z0.b }, p0/z, [x0] ; CHECK-NEXT: ld1b { z1.b }, p0/z, [x1] ; CHECK-NEXT: ptrue p1.b ; CHECK-NEXT: mov z2.b, w8 ; CHECK-NEXT: and z2.b, z2.b, #0x1 ; CHECK-NEXT: cmpne p1.b, p1/z, z2.b, #0 ; CHECK-NEXT: sel z0.b, p1, z0.b, z1.b ; CHECK-NEXT: st1b { z0.b }, p0, [x0] ; CHECK-NEXT: ret %op1 = load volatile <128 x i8>, <128 x i8>* %a %op2 = load volatile <128 x i8>, <128 x i8>* %b %sel = select i1 %mask, <128 x i8> %op1, <128 x i8> %op2 store <128 x i8> %sel, <128 x i8>* %a ret void } define void @select_v256i8(<256 x i8>* %a, <256 x i8>* %b, i1 %mask) vscale_range(16,0) #0 { ; CHECK-LABEL: select_v256i8: ; CHECK: // %bb.0: ; CHECK-NEXT: and w8, w2, #0x1 ; CHECK-NEXT: ptrue p0.b, vl256 ; CHECK-NEXT: ld1b { z0.b }, p0/z, [x0] ; CHECK-NEXT: ld1b { z1.b }, p0/z, [x1] ; CHECK-NEXT: ptrue p1.b ; CHECK-NEXT: mov z2.b, w8 ; CHECK-NEXT: and z2.b, z2.b, #0x1 ; CHECK-NEXT: cmpne p1.b, p1/z, z2.b, #0 ; CHECK-NEXT: sel z0.b, p1, z0.b, z1.b ; CHECK-NEXT: st1b { z0.b }, p0, [x0] ; CHECK-NEXT: ret %op1 = load volatile <256 x i8>, <256 x i8>* %a %op2 = load volatile <256 x i8>, <256 x i8>* %b %sel = select i1 %mask, <256 x i8> %op1, <256 x i8> %op2 store <256 x i8> %sel, <256 x i8>* %a ret void } ; Don't use SVE for 64-bit vectors. define <4 x i16> @select_v4i16(<4 x i16> %op1, <4 x i16> %op2, i1 %mask) vscale_range(2,0) #0 { ; CHECK-LABEL: select_v4i16: ; CHECK: // %bb.0: ; CHECK-NEXT: tst w0, #0x1 ; CHECK-NEXT: csetm w8, ne ; CHECK-NEXT: dup v2.4h, w8 ; CHECK-NEXT: bif v0.8b, v1.8b, v2.8b ; CHECK-NEXT: ret %sel = select i1 %mask, <4 x i16> %op1, <4 x i16> %op2 ret <4 x i16> %sel } ; Don't use SVE for 128-bit vectors. define <8 x i16> @select_v8i16(<8 x i16> %op1, <8 x i16> %op2, i1 %mask) vscale_range(2,0) #0 { ; CHECK-LABEL: select_v8i16: ; CHECK: // %bb.0: ; CHECK-NEXT: tst w0, #0x1 ; CHECK-NEXT: csetm w8, ne ; CHECK-NEXT: dup v2.8h, w8 ; CHECK-NEXT: bif v0.16b, v1.16b, v2.16b ; CHECK-NEXT: ret %sel = select i1 %mask, <8 x i16> %op1, <8 x i16> %op2 ret <8 x i16> %sel } define void @select_v16i16(<16 x i16>* %a, <16 x i16>* %b, i1 %mask) vscale_range(2,0) #0 { ; CHECK-LABEL: select_v16i16: ; CHECK: // %bb.0: ; CHECK-NEXT: and w8, w2, #0x1 ; CHECK-NEXT: ptrue p0.h, vl16 ; CHECK-NEXT: ld1h { z0.h }, p0/z, [x0] ; CHECK-NEXT: ld1h { z1.h }, p0/z, [x1] ; CHECK-NEXT: ptrue p1.h ; CHECK-NEXT: mov z2.h, w8 ; CHECK-NEXT: and z2.h, z2.h, #0x1 ; CHECK-NEXT: cmpne p1.h, p1/z, z2.h, #0 ; CHECK-NEXT: sel z0.h, p1, z0.h, z1.h ; CHECK-NEXT: st1h { z0.h }, p0, [x0] ; CHECK-NEXT: ret %op1 = load volatile <16 x i16>, <16 x i16>* %a %op2 = load volatile <16 x i16>, <16 x i16>* %b %sel = select i1 %mask, <16 x i16> %op1, <16 x i16> %op2 store <16 x i16> %sel, <16 x i16>* %a ret void } define void @select_v32i16(<32 x i16>* %a, <32 x i16>* %b, i1 %mask) #0 { ; VBITS_GE_256-LABEL: select_v32i16: ; VBITS_GE_256: // %bb.0: ; VBITS_GE_256-NEXT: mov x8, #16 ; VBITS_GE_256-NEXT: and w9, w2, #0x1 ; VBITS_GE_256-NEXT: ptrue p0.h, vl16 ; VBITS_GE_256-NEXT: ptrue p1.h ; VBITS_GE_256-NEXT: ld1h { z0.h }, p0/z, [x0, x8, lsl #1] ; VBITS_GE_256-NEXT: ld1h { z1.h }, p0/z, [x0] ; VBITS_GE_256-NEXT: ld1h { z2.h }, p0/z, [x1, x8, lsl #1] ; VBITS_GE_256-NEXT: ld1h { z3.h }, p0/z, [x1] ; VBITS_GE_256-NEXT: mov z4.h, w9 ; VBITS_GE_256-NEXT: and z4.h, z4.h, #0x1 ; VBITS_GE_256-NEXT: cmpne p1.h, p1/z, z4.h, #0 ; VBITS_GE_256-NEXT: sel z1.h, p1, z1.h, z3.h ; VBITS_GE_256-NEXT: sel z0.h, p1, z0.h, z2.h ; VBITS_GE_256-NEXT: st1h { z0.h }, p0, [x0, x8, lsl #1] ; VBITS_GE_256-NEXT: st1h { z1.h }, p0, [x0] ; VBITS_GE_256-NEXT: ret ; ; VBITS_GE_512-LABEL: select_v32i16: ; VBITS_GE_512: // %bb.0: ; VBITS_GE_512-NEXT: and w8, w2, #0x1 ; VBITS_GE_512-NEXT: ptrue p0.h, vl32 ; VBITS_GE_512-NEXT: ld1h { z0.h }, p0/z, [x0] ; VBITS_GE_512-NEXT: ld1h { z1.h }, p0/z, [x1] ; VBITS_GE_512-NEXT: ptrue p1.h ; VBITS_GE_512-NEXT: mov z2.h, w8 ; VBITS_GE_512-NEXT: and z2.h, z2.h, #0x1 ; VBITS_GE_512-NEXT: cmpne p1.h, p1/z, z2.h, #0 ; VBITS_GE_512-NEXT: sel z0.h, p1, z0.h, z1.h ; VBITS_GE_512-NEXT: st1h { z0.h }, p0, [x0] ; VBITS_GE_512-NEXT: ret %op1 = load volatile <32 x i16>, <32 x i16>* %a %op2 = load volatile <32 x i16>, <32 x i16>* %b %sel = select i1 %mask, <32 x i16> %op1, <32 x i16> %op2 store <32 x i16> %sel, <32 x i16>* %a ret void } define void @select_v64i16(<64 x i16>* %a, <64 x i16>* %b, i1 %mask) vscale_range(8,0) #0 { ; CHECK-LABEL: select_v64i16: ; CHECK: // %bb.0: ; CHECK-NEXT: and w8, w2, #0x1 ; CHECK-NEXT: ptrue p0.h, vl64 ; CHECK-NEXT: ld1h { z0.h }, p0/z, [x0] ; CHECK-NEXT: ld1h { z1.h }, p0/z, [x1] ; CHECK-NEXT: ptrue p1.h ; CHECK-NEXT: mov z2.h, w8 ; CHECK-NEXT: and z2.h, z2.h, #0x1 ; CHECK-NEXT: cmpne p1.h, p1/z, z2.h, #0 ; CHECK-NEXT: sel z0.h, p1, z0.h, z1.h ; CHECK-NEXT: st1h { z0.h }, p0, [x0] ; CHECK-NEXT: ret %op1 = load volatile <64 x i16>, <64 x i16>* %a %op2 = load volatile <64 x i16>, <64 x i16>* %b %sel = select i1 %mask, <64 x i16> %op1, <64 x i16> %op2 store <64 x i16> %sel, <64 x i16>* %a ret void } define void @select_v128i16(<128 x i16>* %a, <128 x i16>* %b, i1 %mask) vscale_range(16,0) #0 { ; CHECK-LABEL: select_v128i16: ; CHECK: // %bb.0: ; CHECK-NEXT: and w8, w2, #0x1 ; CHECK-NEXT: ptrue p0.h, vl128 ; CHECK-NEXT: ld1h { z0.h }, p0/z, [x0] ; CHECK-NEXT: ld1h { z1.h }, p0/z, [x1] ; CHECK-NEXT: ptrue p1.h ; CHECK-NEXT: mov z2.h, w8 ; CHECK-NEXT: and z2.h, z2.h, #0x1 ; CHECK-NEXT: cmpne p1.h, p1/z, z2.h, #0 ; CHECK-NEXT: sel z0.h, p1, z0.h, z1.h ; CHECK-NEXT: st1h { z0.h }, p0, [x0] ; CHECK-NEXT: ret %op1 = load volatile <128 x i16>, <128 x i16>* %a %op2 = load volatile <128 x i16>, <128 x i16>* %b %sel = select i1 %mask, <128 x i16> %op1, <128 x i16> %op2 store <128 x i16> %sel, <128 x i16>* %a ret void } ; Don't use SVE for 64-bit vectors. define <2 x i32> @select_v2i32(<2 x i32> %op1, <2 x i32> %op2, i1 %mask) vscale_range(2,0) #0 { ; CHECK-LABEL: select_v2i32: ; CHECK: // %bb.0: ; CHECK-NEXT: tst w0, #0x1 ; CHECK-NEXT: csetm w8, ne ; CHECK-NEXT: dup v2.2s, w8 ; CHECK-NEXT: bif v0.8b, v1.8b, v2.8b ; CHECK-NEXT: ret %sel = select i1 %mask, <2 x i32> %op1, <2 x i32> %op2 ret <2 x i32> %sel } ; Don't use SVE for 128-bit vectors. define <4 x i32> @select_v4i32(<4 x i32> %op1, <4 x i32> %op2, i1 %mask) vscale_range(2,0) #0 { ; CHECK-LABEL: select_v4i32: ; CHECK: // %bb.0: ; CHECK-NEXT: tst w0, #0x1 ; CHECK-NEXT: csetm w8, ne ; CHECK-NEXT: dup v2.4s, w8 ; CHECK-NEXT: bif v0.16b, v1.16b, v2.16b ; CHECK-NEXT: ret %sel = select i1 %mask, <4 x i32> %op1, <4 x i32> %op2 ret <4 x i32> %sel } define void @select_v8i32(<8 x i32>* %a, <8 x i32>* %b, i1 %mask) vscale_range(2,0) #0 { ; CHECK-LABEL: select_v8i32: ; CHECK: // %bb.0: ; CHECK-NEXT: and w8, w2, #0x1 ; CHECK-NEXT: ptrue p0.s, vl8 ; CHECK-NEXT: ld1w { z0.s }, p0/z, [x0] ; CHECK-NEXT: ld1w { z1.s }, p0/z, [x1] ; CHECK-NEXT: ptrue p1.s ; CHECK-NEXT: mov z2.s, w8 ; CHECK-NEXT: cmpne p1.s, p1/z, z2.s, #0 ; CHECK-NEXT: sel z0.s, p1, z0.s, z1.s ; CHECK-NEXT: st1w { z0.s }, p0, [x0] ; CHECK-NEXT: ret %op1 = load volatile <8 x i32>, <8 x i32>* %a %op2 = load volatile <8 x i32>, <8 x i32>* %b %sel = select i1 %mask, <8 x i32> %op1, <8 x i32> %op2 store <8 x i32> %sel, <8 x i32>* %a ret void } define void @select_v16i32(<16 x i32>* %a, <16 x i32>* %b, i1 %mask) #0 { ; VBITS_GE_256-LABEL: select_v16i32: ; VBITS_GE_256: // %bb.0: ; VBITS_GE_256-NEXT: mov x8, #8 ; VBITS_GE_256-NEXT: ptrue p0.s, vl8 ; VBITS_GE_256-NEXT: and w9, w2, #0x1 ; VBITS_GE_256-NEXT: ptrue p1.s ; VBITS_GE_256-NEXT: ld1w { z0.s }, p0/z, [x0, x8, lsl #2] ; VBITS_GE_256-NEXT: ld1w { z1.s }, p0/z, [x0] ; VBITS_GE_256-NEXT: ld1w { z2.s }, p0/z, [x1, x8, lsl #2] ; VBITS_GE_256-NEXT: ld1w { z3.s }, p0/z, [x1] ; VBITS_GE_256-NEXT: mov z4.s, w9 ; VBITS_GE_256-NEXT: cmpne p1.s, p1/z, z4.s, #0 ; VBITS_GE_256-NEXT: sel z1.s, p1, z1.s, z3.s ; VBITS_GE_256-NEXT: sel z0.s, p1, z0.s, z2.s ; VBITS_GE_256-NEXT: st1w { z0.s }, p0, [x0, x8, lsl #2] ; VBITS_GE_256-NEXT: st1w { z1.s }, p0, [x0] ; VBITS_GE_256-NEXT: ret ; ; VBITS_GE_512-LABEL: select_v16i32: ; VBITS_GE_512: // %bb.0: ; VBITS_GE_512-NEXT: and w8, w2, #0x1 ; VBITS_GE_512-NEXT: ptrue p0.s, vl16 ; VBITS_GE_512-NEXT: ld1w { z0.s }, p0/z, [x0] ; VBITS_GE_512-NEXT: ld1w { z1.s }, p0/z, [x1] ; VBITS_GE_512-NEXT: ptrue p1.s ; VBITS_GE_512-NEXT: mov z2.s, w8 ; VBITS_GE_512-NEXT: cmpne p1.s, p1/z, z2.s, #0 ; VBITS_GE_512-NEXT: sel z0.s, p1, z0.s, z1.s ; VBITS_GE_512-NEXT: st1w { z0.s }, p0, [x0] ; VBITS_GE_512-NEXT: ret %op1 = load volatile <16 x i32>, <16 x i32>* %a %op2 = load volatile <16 x i32>, <16 x i32>* %b %sel = select i1 %mask, <16 x i32> %op1, <16 x i32> %op2 store <16 x i32> %sel, <16 x i32>* %a ret void } define void @select_v32i32(<32 x i32>* %a, <32 x i32>* %b, i1 %mask) vscale_range(8,0) #0 { ; CHECK-LABEL: select_v32i32: ; CHECK: // %bb.0: ; CHECK-NEXT: and w8, w2, #0x1 ; CHECK-NEXT: ptrue p0.s, vl32 ; CHECK-NEXT: ld1w { z0.s }, p0/z, [x0] ; CHECK-NEXT: ld1w { z1.s }, p0/z, [x1] ; CHECK-NEXT: ptrue p1.s ; CHECK-NEXT: mov z2.s, w8 ; CHECK-NEXT: cmpne p1.s, p1/z, z2.s, #0 ; CHECK-NEXT: sel z0.s, p1, z0.s, z1.s ; CHECK-NEXT: st1w { z0.s }, p0, [x0] ; CHECK-NEXT: ret %op1 = load volatile <32 x i32>, <32 x i32>* %a %op2 = load volatile <32 x i32>, <32 x i32>* %b %sel = select i1 %mask, <32 x i32> %op1, <32 x i32> %op2 store <32 x i32> %sel, <32 x i32>* %a ret void } define void @select_v64i32(<64 x i32>* %a, <64 x i32>* %b, i1 %mask) vscale_range(16,0) #0 { ; CHECK-LABEL: select_v64i32: ; CHECK: // %bb.0: ; CHECK-NEXT: and w8, w2, #0x1 ; CHECK-NEXT: ptrue p0.s, vl64 ; CHECK-NEXT: ld1w { z0.s }, p0/z, [x0] ; CHECK-NEXT: ld1w { z1.s }, p0/z, [x1] ; CHECK-NEXT: ptrue p1.s ; CHECK-NEXT: mov z2.s, w8 ; CHECK-NEXT: cmpne p1.s, p1/z, z2.s, #0 ; CHECK-NEXT: sel z0.s, p1, z0.s, z1.s ; CHECK-NEXT: st1w { z0.s }, p0, [x0] ; CHECK-NEXT: ret %op1 = load volatile <64 x i32>, <64 x i32>* %a %op2 = load volatile <64 x i32>, <64 x i32>* %b %sel = select i1 %mask, <64 x i32> %op1, <64 x i32> %op2 store <64 x i32> %sel, <64 x i32>* %a ret void } ; Don't use SVE for 64-bit vectors. define <1 x i64> @select_v1i64(<1 x i64> %op1, <1 x i64> %op2, i1 %mask) vscale_range(2,0) #0 { ; CHECK-LABEL: select_v1i64: ; CHECK: // %bb.0: ; CHECK-NEXT: tst w0, #0x1 ; CHECK-NEXT: csetm x8, ne ; CHECK-NEXT: fmov d2, x8 ; CHECK-NEXT: bif v0.8b, v1.8b, v2.8b ; CHECK-NEXT: ret %sel = select i1 %mask, <1 x i64> %op1, <1 x i64> %op2 ret <1 x i64> %sel } ; Don't use SVE for 128-bit vectors. define <2 x i64> @select_v2i64(<2 x i64> %op1, <2 x i64> %op2, i1 %mask) vscale_range(2,0) #0 { ; CHECK-LABEL: select_v2i64: ; CHECK: // %bb.0: ; CHECK-NEXT: tst w0, #0x1 ; CHECK-NEXT: csetm x8, ne ; CHECK-NEXT: dup v2.2d, x8 ; CHECK-NEXT: bif v0.16b, v1.16b, v2.16b ; CHECK-NEXT: ret %sel = select i1 %mask, <2 x i64> %op1, <2 x i64> %op2 ret <2 x i64> %sel } define void @select_v4i64(<4 x i64>* %a, <4 x i64>* %b, i1 %mask) vscale_range(2,0) #0 { ; CHECK-LABEL: select_v4i64: ; CHECK: // %bb.0: ; CHECK-NEXT: and w8, w2, #0x1 ; CHECK-NEXT: ptrue p0.d, vl4 ; CHECK-NEXT: ld1d { z0.d }, p0/z, [x0] ; CHECK-NEXT: ld1d { z1.d }, p0/z, [x1] ; CHECK-NEXT: ptrue p1.d ; CHECK-NEXT: mov z2.d, x8 ; CHECK-NEXT: cmpne p1.d, p1/z, z2.d, #0 ; CHECK-NEXT: sel z0.d, p1, z0.d, z1.d ; CHECK-NEXT: st1d { z0.d }, p0, [x0] ; CHECK-NEXT: ret %op1 = load volatile <4 x i64>, <4 x i64>* %a %op2 = load volatile <4 x i64>, <4 x i64>* %b %sel = select i1 %mask, <4 x i64> %op1, <4 x i64> %op2 store <4 x i64> %sel, <4 x i64>* %a ret void } define void @select_v8i64(<8 x i64>* %a, <8 x i64>* %b, i1 %mask) #0 { ; VBITS_GE_256-LABEL: select_v8i64: ; VBITS_GE_256: // %bb.0: ; VBITS_GE_256-NEXT: mov x8, #4 ; VBITS_GE_256-NEXT: ptrue p0.d, vl4 ; VBITS_GE_256-NEXT: and w9, w2, #0x1 ; VBITS_GE_256-NEXT: ptrue p1.d ; VBITS_GE_256-NEXT: ld1d { z0.d }, p0/z, [x0, x8, lsl #3] ; VBITS_GE_256-NEXT: ld1d { z1.d }, p0/z, [x0] ; VBITS_GE_256-NEXT: ld1d { z2.d }, p0/z, [x1, x8, lsl #3] ; VBITS_GE_256-NEXT: ld1d { z3.d }, p0/z, [x1] ; VBITS_GE_256-NEXT: mov z4.d, x9 ; VBITS_GE_256-NEXT: cmpne p1.d, p1/z, z4.d, #0 ; VBITS_GE_256-NEXT: sel z1.d, p1, z1.d, z3.d ; VBITS_GE_256-NEXT: sel z0.d, p1, z0.d, z2.d ; VBITS_GE_256-NEXT: st1d { z0.d }, p0, [x0, x8, lsl #3] ; VBITS_GE_256-NEXT: st1d { z1.d }, p0, [x0] ; VBITS_GE_256-NEXT: ret ; ; VBITS_GE_512-LABEL: select_v8i64: ; VBITS_GE_512: // %bb.0: ; VBITS_GE_512-NEXT: and w8, w2, #0x1 ; VBITS_GE_512-NEXT: ptrue p0.d, vl8 ; VBITS_GE_512-NEXT: ld1d { z0.d }, p0/z, [x0] ; VBITS_GE_512-NEXT: ld1d { z1.d }, p0/z, [x1] ; VBITS_GE_512-NEXT: ptrue p1.d ; VBITS_GE_512-NEXT: mov z2.d, x8 ; VBITS_GE_512-NEXT: cmpne p1.d, p1/z, z2.d, #0 ; VBITS_GE_512-NEXT: sel z0.d, p1, z0.d, z1.d ; VBITS_GE_512-NEXT: st1d { z0.d }, p0, [x0] ; VBITS_GE_512-NEXT: ret %op1 = load volatile <8 x i64>, <8 x i64>* %a %op2 = load volatile <8 x i64>, <8 x i64>* %b %sel = select i1 %mask, <8 x i64> %op1, <8 x i64> %op2 store <8 x i64> %sel, <8 x i64>* %a ret void } define void @select_v16i64(<16 x i64>* %a, <16 x i64>* %b, i1 %mask) vscale_range(8,0) #0 { ; CHECK-LABEL: select_v16i64: ; CHECK: // %bb.0: ; CHECK-NEXT: and w8, w2, #0x1 ; CHECK-NEXT: ptrue p0.d, vl16 ; CHECK-NEXT: ld1d { z0.d }, p0/z, [x0] ; CHECK-NEXT: ld1d { z1.d }, p0/z, [x1] ; CHECK-NEXT: ptrue p1.d ; CHECK-NEXT: mov z2.d, x8 ; CHECK-NEXT: cmpne p1.d, p1/z, z2.d, #0 ; CHECK-NEXT: sel z0.d, p1, z0.d, z1.d ; CHECK-NEXT: st1d { z0.d }, p0, [x0] ; CHECK-NEXT: ret %op1 = load volatile <16 x i64>, <16 x i64>* %a %op2 = load volatile <16 x i64>, <16 x i64>* %b %sel = select i1 %mask, <16 x i64> %op1, <16 x i64> %op2 store <16 x i64> %sel, <16 x i64>* %a ret void } define void @select_v32i64(<32 x i64>* %a, <32 x i64>* %b, i1 %mask) vscale_range(16,0) #0 { ; CHECK-LABEL: select_v32i64: ; CHECK: // %bb.0: ; CHECK-NEXT: and w8, w2, #0x1 ; CHECK-NEXT: ptrue p0.d, vl32 ; CHECK-NEXT: ld1d { z0.d }, p0/z, [x0] ; CHECK-NEXT: ld1d { z1.d }, p0/z, [x1] ; CHECK-NEXT: ptrue p1.d ; CHECK-NEXT: mov z2.d, x8 ; CHECK-NEXT: cmpne p1.d, p1/z, z2.d, #0 ; CHECK-NEXT: sel z0.d, p1, z0.d, z1.d ; CHECK-NEXT: st1d { z0.d }, p0, [x0] ; CHECK-NEXT: ret %op1 = load volatile <32 x i64>, <32 x i64>* %a %op2 = load volatile <32 x i64>, <32 x i64>* %b %sel = select i1 %mask, <32 x i64> %op1, <32 x i64> %op2 store <32 x i64> %sel, <32 x i64>* %a ret void } attributes #0 = { "target-features"="+sve" }