isa-l/crc/aarch64/crc32_mix_default.S
Taiju Yamada 1187583a97 Fixes for aarch64 mac
- It should be fine to enable pmull always on Apple Silicon
- macOS 12+ is required for PMULL instruction.
- Changed the conditional macro to __APPLE__
- Rewritten dispatcher using sysctlbyname
- Use __USER_LABEL_PREFIX__
- Use __TEXT,__const as readonly section
- use ASM_DEF_RODATA macro
- fix func decl

Change-Id: I800593f21085d8187b480c8bb3ab2bd70c4a6974
Signed-off-by: Taiju Yamada <tyamada@bi.a.u-tokyo.ac.jp>
2022-10-28 08:27:26 -07:00

124 lines
3.0 KiB
ArmAsm

/**********************************************************************
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.arch armv8-a+crypto+crc
.text
.align 6
#define CRC32
.macro crc32_u64 dst,src,data
crc32x \dst,\src,\data
.endm
.macro crc32_u32 dst,src,data
crc32w \dst,\src,\data
.endm
.macro crc32_u16 dst,src,data
crc32h \dst,\src,\data
.endm
.macro crc32_u8 dst,src,data
crc32b \dst,\src,\data
.endm
#include "crc32_mix_default_common.S"
.global cdecl(crc32_mix_default)
#ifndef __APPLE__
.type crc32_mix_default, %function
#endif
cdecl(crc32_mix_default):
crc32_mix_main_default
#ifndef __APPLE__
.size crc32_mix_default, .-crc32_mix_default
#endif
ASM_DEF_RODATA
.align 4
.set lanchor_crc32,. + 0
#ifndef __APPLE__
.type k1k2, %object
.size k1k2, 16
#endif
k1k2:
.xword 0x0154442bd4
.xword 0x01c6e41596
#ifndef __APPLE__
.type k3k4, %object
.size k3k4, 16
#endif
k3k4:
.xword 0x01751997d0
.xword 0x00ccaa009e
#ifndef __APPLE__
.type k5k0, %object
.size k5k0, 16
#endif
k5k0:
.xword 0x0163cd6124
.xword 0
#ifndef __APPLE__
.type poly, %object
.size poly, 16
#endif
poly:
.xword 0x01db710641
.xword 0x01f7011641
#ifndef __APPLE__
.type crc32_const, %object
.size crc32_const, 48
#endif
crc32_const:
.xword 0x1753ab84
.xword 0
.xword 0xbbf2f6d6
.xword 0
.xword 0x0c30f51d
.xword 0
.align 4
.set .lanchor_mask,. + 0
#ifndef __APPLE__
.type mask, %object
.size mask, 16
#endif
mask:
.word -1
.word 0
.word -1
.word 0