mirror of
https://review.haiku-os.org/buildtools
synced 2025-02-07 14:34:51 +01:00
92b3138b83
Updated dependencies: * GMP 6.2.1 * ISL 0.24 * MPL 1.2.1 * MPFR 4.1.0 The dependencies were pulled in by running the ./contrib/download_prerequisites script and then manually removing the symbolic links and archives, and renaming the directories (i.e mv isl-0.24 to isl)
65 lines
2.0 KiB
C++
65 lines
2.0 KiB
C++
/* Copyright (C) 2022-2023 Free Software Foundation, Inc.
|
|
Contributed by Xiongchuan Tan <xc-tan@outlook.com>.
|
|
|
|
This file is part of the GNU Transactional Memory Library (libitm).
|
|
|
|
Libitm 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 3 of the License, or
|
|
(at your option) any later version.
|
|
|
|
Libitm 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.
|
|
|
|
Under Section 7 of GPL version 3, you are granted additional
|
|
permissions described in the GCC Runtime Library Exception, version
|
|
3.1, as published by the Free Software Foundation.
|
|
|
|
You should have received a copy of the GNU General Public License and
|
|
a copy of the GCC Runtime Library Exception along with this program;
|
|
see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
|
|
<http://www.gnu.org/licenses/>. */
|
|
|
|
namespace GTM HIDDEN {
|
|
|
|
typedef struct gtm_jmpbuf
|
|
{
|
|
long int pc;
|
|
void *cfa;
|
|
long int s[12]; /* Saved registers, s0 is fp */
|
|
|
|
#if __riscv_xlen == 32
|
|
/* Ensure that the stack is 16-byte aligned */
|
|
long int padding[2];
|
|
#endif
|
|
|
|
/* FP saved registers */
|
|
#if defined(__riscv_flen) && __riscv_flen == 64
|
|
double fs[12];
|
|
#elif defined(__riscv_flen) && __riscv_flen == 32
|
|
float fs[12];
|
|
#elif defined(__riscv_flen)
|
|
# error Q-extension unsupported
|
|
#endif
|
|
} gtm_jmpbuf;
|
|
|
|
/* The size of one line in hardware caches (in bytes). */
|
|
/* 64 bytes is a suggested value in the RVA profiles (see
|
|
https://github.com/riscv/riscv-profiles/blob/main/profiles.adoc). */
|
|
#define HW_CACHELINE_SIZE 64
|
|
|
|
static inline void
|
|
cpu_relax (void)
|
|
{
|
|
#ifdef __riscv_zihintpause
|
|
__asm volatile ("pause");
|
|
#else
|
|
/* Encoding of the pause instruction */
|
|
__asm volatile (".4byte 0x100000F");
|
|
#endif
|
|
}
|
|
|
|
} // namespace GTM
|