diff options
Diffstat (limited to 'tests/checkasm')
| -rw-r--r-- | tests/checkasm/aarch64/Makefile | 1 | ||||
| -rw-r--r-- | tests/checkasm/aarch64/checkasm.S | 148 | ||||
| -rw-r--r-- | tests/checkasm/checkasm.h | 4 |
3 files changed, 153 insertions, 0 deletions
diff --git a/tests/checkasm/aarch64/Makefile b/tests/checkasm/aarch64/Makefile new file mode 100644 index 0000000000..02ba6cafa9 --- /dev/null +++ b/tests/checkasm/aarch64/Makefile @@ -0,0 +1 @@ +CHECKASMOBJS += aarch64/checkasm.o diff --git a/tests/checkasm/aarch64/checkasm.S b/tests/checkasm/aarch64/checkasm.S new file mode 100644 index 0000000000..6317d80611 --- /dev/null +++ b/tests/checkasm/aarch64/checkasm.S @@ -0,0 +1,148 @@ +/**************************************************************************** + * Assembly testing and benchmarking tool + * Copyright (c) 2015 Martin Storsjo + * Copyright (c) 2015 Janne Grunau + * + * This file is part of FFmpeg. + * + * FFmpeg is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * FFmpeg is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02111, USA. + *****************************************************************************/ + +#include "libavutil/aarch64/asm.S" + +const register_init + .quad 0x21f86d66c8ca00ce + .quad 0x75b6ba21077c48ad + .quad 0xed56bb2dcb3c7736 + .quad 0x8bda43d3fd1a7e06 + .quad 0xb64a9c9e5d318408 + .quad 0xdf9a54b303f1d3a3 + .quad 0x4a75479abd64e097 + .quad 0x249214109d5d1c88 + .quad 0x1a1b2550a612b48c + .quad 0x79445c159ce79064 + .quad 0x2eed899d5a28ddcd + .quad 0x86b2536fcd8cf636 + .quad 0xb0856806085e7943 + .quad 0x3f2bf84fc0fcca4e + .quad 0xacbd382dcf5b8de2 + .quad 0xd229e1f5b281303f + .quad 0x71aeaff20b095fd9 + .quad 0xab63e2e11fa38ed9 +endconst + + +const error_message + .asciz "failed to preserve register" +endconst + + +// max number of args used by any asm function. +#define MAX_ARGS 15 + +#define ARG_STACK ((8*(MAX_ARGS - 7) + 15) & ~15) + +function checkasm_checked_call, export=1 + stp x29, x30, [sp, #-16]! + mov x29, sp + stp x19, x20, [sp, #-16]! + stp x21, x22, [sp, #-16]! + stp x23, x24, [sp, #-16]! + stp x25, x26, [sp, #-16]! + stp x27, x28, [sp, #-16]! + stp d8, d9, [sp, #-16]! + stp d10, d11, [sp, #-16]! + stp d12, d13, [sp, #-16]! + stp d14, d15, [sp, #-16]! + + movrel x9, register_init + ldp d8, d9, [x9], #16 + ldp d10, d11, [x9], #16 + ldp d12, d13, [x9], #16 + ldp d14, d15, [x9], #16 + ldp x19, x20, [x9], #16 + ldp x21, x22, [x9], #16 + ldp x23, x24, [x9], #16 + ldp x25, x26, [x9], #16 + ldp x27, x28, [x9], #16 + + sub sp, sp, #ARG_STACK +.equ pos, 0 +// the first stacked arg is copied to x7 +.rept MAX_ARGS-7 + ldr x9, [x29, #16 + 8 + pos] + str x9, [sp, #pos] +.equ pos, pos + 8 +.endr + + mov x12, x0 + mov x0, x1 + mov x1, x2 + mov x2, x3 + mov x3, x4 + mov x4, x5 + mov x5, x6 + mov x6, x7 + ldr x7, [x29, #16] + blr x12 + add sp, sp, #ARG_STACK + stp x0, x1, [sp, #-16]! + movrel x9, register_init + movi v3.8h, #0 + +.macro check_reg_neon reg1, reg2 + ldr q0, [x9], #16 + uzp1 v1.2d, v\reg1\().2d, v\reg2\().2d + eor v0.16b, v0.16b, v1.16b + orr v3.16b, v3.16b, v0.16b +.endm + check_reg_neon 8, 9 + check_reg_neon 10, 11 + check_reg_neon 12, 13 + check_reg_neon 14, 15 + uqxtn v3.8b, v3.8h + umov x3, v3.d[0] + +.macro check_reg reg1, reg2 + ldp x0, x1, [x9], #16 + eor x0, x0, \reg1 + eor x1, x1, \reg2 + orr x3, x3, x0 + orr x3, x3, x1 +.endm + check_reg x19, x20 + check_reg x21, x22 + check_reg x23, x24 + check_reg x25, x26 + check_reg x27, x28 + + cbz x3, 0f + + movrel x0, error_message + bl X(checkasm_fail_func) +0: + ldp x0, x1, [sp], #16 + ldp d14, d15, [sp], #16 + ldp d12, d13, [sp], #16 + ldp d10, d11, [sp], #16 + ldp d8, d9, [sp], #16 + ldp x27, x28, [sp], #16 + ldp x25, x26, [sp], #16 + ldp x23, x24, [sp], #16 + ldp x21, x22, [sp], #16 + ldp x19, x20, [sp], #16 + ldp x29, x30, [sp], #16 + ret +endfunc diff --git a/tests/checkasm/checkasm.h b/tests/checkasm/checkasm.h index 27c2c5736e..bd17156334 100644 --- a/tests/checkasm/checkasm.h +++ b/tests/checkasm/checkasm.h @@ -129,6 +129,10 @@ void checkasm_checked_call_novfp(void *func, int dummy, ...); extern void (*checkasm_checked_call)(void *func, int dummy, ...); #define declare_new(ret, ...) ret (*checked_call)(void *, int dummy, __VA_ARGS__) = (void *)checkasm_checked_call; #define call_new(...) checked_call(func_new, 0, __VA_ARGS__) +#elif ARCH_AARCH64 && !defined(__APPLE__) +void checkasm_checked_call(void *func, ...); +#define declare_new(ret, ...) ret (*checked_call)(void *, __VA_ARGS__) = (void *)checkasm_checked_call; +#define call_new(...) checked_call(func_new, __VA_ARGS__) #else #define declare_new(ret, ...) #define declare_new_emms(cpu_flags, ret, ...) |