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author | Adhemerval Zanella <adhemerval.zanella@linaro.org> | 2017-12-13 11:43:39 -0200 |
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committer | Adhemerval Zanella <adhemerval.zanella@linaro.org> | 2017-12-20 16:55:26 -0200 |
commit | 24d1d8ec9e529ed66c49e17366fe5a889d483670 (patch) | |
tree | a80a960c7f0b071cff127c37d76814413e3a956d /sysdeps/unix/sysv/linux/tile/register-dump.h | |
parent | ed95f6114928f00f5f8fe76ccf2ec9e77872cbad (diff) | |
download | glibc-24d1d8ec9e529ed66c49e17366fe5a889d483670.tar.gz glibc-24d1d8ec9e529ed66c49e17366fe5a889d483670.tar.xz glibc-24d1d8ec9e529ed66c49e17366fe5a889d483670.zip |
Simplify tilegx sysdeps folder
With tilepro support removal we can now simplify internal tile support by moving the directory structure to avoid the unnecessary directory levels in tile/tilegx both on generic and linux folders. Checked with a build for tilegx-linux-gnu and tilegx-linux-gnu-32 with and without the patch, there is no difference in generated binary with a dissassemble. * stdlib/bug-getcontext.c (do_test): Remove tilepro mention in comment. * sysdeps/tile/preconfigure: Remove tilegx folder. * sysdeps/tile/tilegx/Implies: Move definitions to ... * sysdeps/tile/Implies: ... here. * sysdeps/tile/tilegx/Makefile: Move rules to ... * sysdeps/tile/Makefile: ... here. * sysdeps/tile/tilegx/atomic-machine.h: Move definitions to ... * sysdeps/tile/atomic-machine.h: ... here. Add include guards. * sysdeps/tile/tilegx/bits/wordsize.h: Move to ... * sysdeps/tile/bits/wordsize.h: ... here. * sysdeps/tile/tilegx/*: Move to ... * sysdeps/tile/*: ... here. * sysdeps/tile/tilegx/tilegx32/Implies: Move to ... * sysdeps/tile/tilegx32/Implies: ... here. * sysdeps/tile/tilegx/tilegx64/Implies: Move to ... * sysdeps/tile/tilegx64/Implies: ... here. * sysdeps/unix/sysv/linux/tile/tilegx/Makefile: Move definitions to ... * sysdeps/unix/sysv/linux/tile/Makefile: ... here. * sysdeps/unix/sysv/linux/tile/tilegx/*: Move to ... * sysdeps/unix/sysv/linux/tile/*: ... here. * sysdeps/unix/sysv/linux/tile/tilegx/tilegx32/*: Move to ... * sysdeps/unix/sysv/linux/tile/tilegx32/*: ... here. * sysdeps/unix/sysv/linux/tile/tilegx/tilegx64/*: Move to ... * sysdeps/unix/sysv/linux/tile/tilegx64/*: ... here.
Diffstat (limited to 'sysdeps/unix/sysv/linux/tile/register-dump.h')
-rw-r--r-- | sysdeps/unix/sysv/linux/tile/register-dump.h | 123 |
1 files changed, 123 insertions, 0 deletions
diff --git a/sysdeps/unix/sysv/linux/tile/register-dump.h b/sysdeps/unix/sysv/linux/tile/register-dump.h new file mode 100644 index 0000000000..491413e980 --- /dev/null +++ b/sysdeps/unix/sysv/linux/tile/register-dump.h @@ -0,0 +1,123 @@ +/* Copyright (C) 2011-2017 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Chris Metcalf <cmetcalf@tilera.com>, 2011. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library 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 + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library. If not, see + <http://www.gnu.org/licenses/>. */ + +#include <sys/uio.h> +#include <_itoa.h> + +/* We will print the register dump in this format: + + R0: XXXXXXXXXXXXXXXX XXXXXXXXXXXXXXXX XXXXXXXXXXXXXXXX XXXXXXXXXXXXXXXX + R4: XXXXXXXXXXXXXXXX XXXXXXXXXXXXXXXX XXXXXXXXXXXXXXXX XXXXXXXXXXXXXXXX + R8: XXXXXXXXXXXXXXXX XXXXXXXXXXXXXXXX XXXXXXXXXXXXXXXX XXXXXXXXXXXXXXXX + R12: XXXXXXXXXXXXXXXX XXXXXXXXXXXXXXXX XXXXXXXXXXXXXXXX XXXXXXXXXXXXXXXX + R16: XXXXXXXXXXXXXXXX XXXXXXXXXXXXXXXX XXXXXXXXXXXXXXXX XXXXXXXXXXXXXXXX + R20: XXXXXXXXXXXXXXXX XXXXXXXXXXXXXXXX XXXXXXXXXXXXXXXX XXXXXXXXXXXXXXXX + R24: XXXXXXXXXXXXXXXX XXXXXXXXXXXXXXXX XXXXXXXXXXXXXXXX XXXXXXXXXXXXXXXX + R28: XXXXXXXXXXXXXXXX XXXXXXXXXXXXXXXX XXXXXXXXXXXXXXXX XXXXXXXXXXXXXXXX + R32: XXXXXXXXXXXXXXXX XXXXXXXXXXXXXXXX XXXXXXXXXXXXXXXX XXXXXXXXXXXXXXXX + R36: XXXXXXXXXXXXXXXX XXXXXXXXXXXXXXXX XXXXXXXXXXXXXXXX XXXXXXXXXXXXXXXX + R40: XXXXXXXXXXXXXXXX XXXXXXXXXXXXXXXX XXXXXXXXXXXXXXXX XXXXXXXXXXXXXXXX + R44: XXXXXXXXXXXXXXXX XXXXXXXXXXXXXXXX XXXXXXXXXXXXXXXX XXXXXXXXXXXXXXXX + R48: XXXXXXXXXXXXXXXX XXXXXXXXXXXXXXXX XXXXXXXXXXXXXXXX XXXXXXXXXXXXXXXX + R52: XXXXXXXXXXXXXXXX TP: XXXXXXXXXXXXXXXX + SP: XXXXXXXXXXXXXXXX LR: XXXXXXXXXXXXXXXX + + PC: XXXXXXXXXXXXXXXX ICS: X FAULTNUM: XX + + */ + +static void +hexvalue (unsigned long int value, char *buf, size_t len) +{ + char *cp = _itoa_word (value, buf + len, 16, 0); + while (cp > buf) + *--cp = '0'; +} + +static void +register_dump (int fd, mcontext_t *ctx) +{ + char regs[59][16]; + struct iovec iov[132]; + size_t nr = 0; + unsigned int i; + +#define ADD_STRING(str) \ + iov[nr].iov_base = (char *) str; \ + iov[nr].iov_len = strlen (str); \ + ++nr +#define ADD_MEM(str, len) \ + iov[nr].iov_base = str; \ + iov[nr].iov_len = len; \ + ++nr + + /* Generate strings of register contents. */ + for (i = 0; i < 56; ++i) + hexvalue (ctx->gregs[i], regs[i], 16); + hexvalue (ctx->pc, regs[56], 16); + hexvalue (ctx->ics, regs[57], 1); + hexvalue (ctx->faultnum, regs[58], 2); + + /* Generate the output. */ + for (i = 0; i < 56;) + { + const char *prefixes[] = { + "Register dump:\n\n R0: ", + "\n R4: ", + "\n R8: ", + "\n R12: ", + "\n R16: ", + "\n R20: ", + "\n R24: ", + "\n R28: ", + "\n R32: ", + "\n R36: ", + "\n R40: ", + "\n R44: ", + "\n R48: " + }; + ADD_STRING (prefixes[i / 4]); + do + { + ADD_MEM (regs[i], 16); + ADD_STRING (" "); + } + while (++i % 4); + } + ADD_STRING ("\n R52: "); + ADD_MEM (regs[52], 16); + ADD_STRING (" TP: "); + ADD_MEM (regs[53], 16); + ADD_STRING ("\n SP: "); + ADD_MEM (regs[54], 16); + ADD_STRING (" LR: "); + ADD_MEM (regs[55], 16); + ADD_STRING ("\n\n PC: "); + ADD_MEM (regs[56], 16); + ADD_STRING (" ICS: "); + ADD_MEM (regs[57], 1); + ADD_STRING (" FAULTNUM: "); + ADD_MEM (regs[58], 2); + ADD_STRING ("\n"); + + /* Write the stuff out. */ + writev (fd, iov, nr); +} + + +#define REGISTER_DUMP register_dump (fd, &ctx->uc_mcontext) |