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Get LIBC_MEM and LIBC_STDIO building with aarch64

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Justine Tunney 2023-05-09 08:08:56 -07:00
parent ae0ee59614
commit d04430f4ef
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GPG key ID: BE714B4575D6E328
81 changed files with 440 additions and 1064 deletions
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6
libc/nexgen32e/bench.h
View file

@ -10,6 +10,7 @@
* @see libc/testlib/bench.h
*/
#ifdef __x86__
#define __startbench() \
({ \
uint64_t Ticks; \
@ -25,7 +26,6 @@
: "rcx", "rdx", "memory", "cc"); \
Ticks; \
})
#define __endbench() \
({ \
uint64_t Ticks; \
@ -42,6 +42,10 @@
: "rax", "rcx", "rdx", "memory", "cc"); \
Ticks; \
})
#else
#define __startbench() rdtsc()
#define __endbench() rdtsc()
#endif
#define __startbench_m() mfence_lfence_rdtsc_lfence()
#define __endbench_m() __startbench_m()

40
libc/nexgen32e/kcrc32ctab.S
View file

@ -1,40 +0,0 @@
/*-*- mode:unix-assembly; indent-tabs-mode:t; tab-width:8; coding:utf-8 -*-│
│vi: set et ft=asm ts=8 tw=8 fenc=utf-8 :vi│
╞══════════════════════════════════════════════════════════════════════════════╡
│ Copyright 2020 Justine Alexandra Roberts Tunney │
│ │
│ Permission to use, copy, modify, and/or distribute this software for │
│ any purpose with or without fee is hereby granted, provided that the │
│ above copyright notice and this permission notice appear in all copies. │
│ │
│ THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL │
│ WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED │
│ WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE │
│ AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL │
│ DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR │
│ PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER │
│ TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR │
│ PERFORMANCE OF THIS SOFTWARE. │
╚─────────────────────────────────────────────────────────────────────────────*/
#include "libc/macros.internal.h"
// Castagnoli CRC32 ISCSI Polynomial
// x^32+x^26+x^23+x^22+x^16+x^12+x^11+x^10+x^8+x^7+x^5+x^4+x^2+x+1
// 0b00011110110111000110111101000001
// _bitreverse32(0x1edc6f41)
#define ISCSI_POLYNOMIAL 0x82f63b78
.initbss 300,_init_kCrc32cTab
kCrc32cTab:
.rept 256
.long 0
.endr
.endobj kCrc32cTab,globl,hidden
.previous
.init.start 300,_init_kCrc32cTab
push %rsi
mov $ISCSI_POLYNOMIAL,%esi
call crc32init
pop %rsi
.init.end 300,_init_kCrc32cTab