| /* |
| * Copyright (c) 2023, Google Inc. All rights reserved |
| * |
| * Permission is hereby granted, free of charge, to any person obtaining |
| * a copy of this software and associated documentation files |
| * (the "Software"), to deal in the Software without restriction, |
| * including without limitation the rights to use, copy, modify, merge, |
| * publish, distribute, sublicense, and/or sell copies of the Software, |
| * and to permit persons to whom the Software is furnished to do so, |
| * subject to the following conditions: |
| * |
| * The above copyright notice and this permission notice shall be |
| * included in all copies or substantial portions of the Software. |
| * |
| * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, |
| * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF |
| * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. |
| * IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY |
| * CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, |
| * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE |
| * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. |
| */ |
| |
| #include <asm.h> |
| #include <arch/asm_macros.h> |
| |
| .arch armv8-a+sve |
| |
| |
| FUNCTION(clobber_sve_asm) |
| MOV x9, x0 |
| |
| // Clobber Registers |
| mov z0.b, w9 |
| mov z1.b, w9 |
| mov z2.b, w9 |
| mov z3.b, w9 |
| mov z4.b, w9 |
| mov z5.b, w9 |
| mov z6.b, w9 |
| mov z7.b, w9 |
| mov z8.b, w9 |
| mov z9.b, w9 |
| mov z10.b, w9 |
| mov z11.b, w9 |
| mov z12.b, w9 |
| mov z13.b, w9 |
| mov z14.b, w9 |
| mov z15.b, w9 |
| mov z16.b, w9 |
| mov z17.b, w9 |
| mov z18.b, w9 |
| mov z19.b, w9 |
| mov z20.b, w9 |
| mov z21.b, w9 |
| mov z22.b, w9 |
| mov z23.b, w9 |
| mov z24.b, w9 |
| mov z25.b, w9 |
| mov z26.b, w9 |
| mov z27.b, w9 |
| mov z28.b, w9 |
| mov z29.b, w9 |
| mov z30.b, w9 |
| mov z31.b, w9 |
| |
| ptrue p0.B |
| ptrue p1.B |
| ptrue p2.B |
| ptrue p3.B |
| ptrue p4.B |
| ptrue p5.B |
| ptrue p6.B |
| ptrue p7.B |
| ptrue p8.B |
| ptrue p9.B |
| ptrue p10.B |
| ptrue p11.B |
| ptrue p12.B |
| ptrue p13.B |
| ptrue p14.B |
| ptrue p15.B |
| |
| // If sve is available return #0x0 'NO Error' |
| mov x0, #0 |
| ret |
| |
| FUNCTION(load_sve_asm) |
| mov x9, x0 // base address array |
| mov x8, #0 // offset |
| mov x7, x1 // offset increment |
| |
| ST1B z0.b, p0, [x9, x8] |
| |
| ADD x8, x8, x7 |
| ST1B z1.b, p0, [x9, x8] |
| |
| ADD x8, x8, x7 |
| ST1B z2.b, p0, [x9, x8] |
| |
| ADD x8, x8, x7 |
| ST1B z3.b, p0, [x9, x8] |
| |
| ADD x8, x8, x7 |
| ST1B z4.b, p0, [x9, x8] |
| |
| ADD x8, x8, x7 |
| ST1B z5.b, p0, [x9, x8] |
| |
| ADD x8, x8, x7 |
| ST1B z6.b, p0, [x9, x8] |
| |
| ADD x8, x8, x7 |
| ST1B z7.b, p0, [x9, x8] |
| |
| ADD x8, x8, x7 |
| ST1B z8.b, p0, [x9, x8] |
| |
| ADD x8, x8, x7 |
| ST1B z9.b, p0, [x9, x8] |
| |
| ADD x8, x8, x7 |
| ST1B z10.b, p0, [x9, x8] |
| |
| ADD x8, x8, x7 |
| ST1B z11.b, p0, [x9, x8] |
| |
| ADD x8, x8, x7 |
| ST1B z12.b, p0, [x9, x8] |
| |
| ADD x8, x8, x7 |
| ST1B z13.b, p0, [x9, x8] |
| |
| ADD x8, x8, x7 |
| ST1B z14.b, p0, [x9, x8] |
| |
| ADD x8, x8, x7 |
| ST1B z15.b, p0, [x9, x8] |
| |
| ADD x8, x8, x7 |
| ST1B z16.b, p0, [x9, x8] |
| |
| ADD x8, x8, x7 |
| ST1B z17.b, p0, [x9, x8] |
| |
| ADD x8, x8, x7 |
| ST1B z18.b, p0, [x9, x8] |
| |
| ADD x8, x8, x7 |
| ST1B z19.b, p0, [x9, x8] |
| |
| ADD x8, x8, x7 |
| ST1B z20.b, p0, [x9, x8] |
| |
| ADD x8, x8, x7 |
| ST1B z21.b, p0, [x9, x8] |
| |
| ADD x8, x8, x7 |
| ST1B z22.b, p0, [x9, x8] |
| |
| ADD x8, x8, x7 |
| ST1B z23.b, p0, [x9, x8] |
| |
| ADD x8, x8, x7 |
| ST1B z24.b, p0, [x9, x8] |
| |
| ADD x8, x8, x7 |
| ST1B z25.b, p0, [x9, x8] |
| |
| ADD x8, x8, x7 |
| ST1B z26.b, p0, [x9, x8] |
| |
| ADD x8, x8, x7 |
| ST1B z27.b, p0, [x9, x8] |
| |
| ADD x8, x8, x7 |
| ST1B z28.b, p0, [x9, x8] |
| |
| ADD x8, x8, x7 |
| ST1B z29.b, p0, [x9, x8] |
| |
| ADD x8, x8, x7 |
| ST1B z30.b, p0, [x9, x8] |
| |
| ADD x8, x8, x7 |
| ST1B z31.b, p0, [x9, x8] |
| |
| mov x0, #0 |
| ret |
