diff options
Diffstat (limited to 'sysdeps/unix/sysv/linux/m68k/register-dump.h')
| -rw-r--r-- | sysdeps/unix/sysv/linux/m68k/register-dump.h | 214 |
1 files changed, 0 insertions, 214 deletions
diff --git a/sysdeps/unix/sysv/linux/m68k/register-dump.h b/sysdeps/unix/sysv/linux/m68k/register-dump.h deleted file mode 100644 index a7ac3ca01c..0000000000 --- a/sysdeps/unix/sysv/linux/m68k/register-dump.h +++ /dev/null @@ -1,214 +0,0 @@ -/* Dump registers. - Copyright (C) 1998, 2002, 2004 Free Software Foundation, Inc. - This file is part of the GNU C Library. - Contributed by Andreas Schwab <schwab@gnu.org>. - - 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, write to the Free - Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA - 02111-1307 USA. */ - -#include <stddef.h> -#include <sys/uio.h> -#include <stdio-common/_itoa.h> - -/* We will print the register dump in this format: - - D0: XXXXXXXX D1: XXXXXXXX D2: XXXXXXXX D3: XXXXXXXX - D4: XXXXXXXX D5: XXXXXXXX D6: XXXXXXXX D7: XXXXXXXX - A0: XXXXXXXX A1: XXXXXXXX A2: XXXXXXXX A3: XXXXXXXX - A4: XXXXXXXX A5: XXXXXXXX A6: XXXXXXXX A7: XXXXXXXX - PC: XXXXXXXX SR: XXXX - - OldMask: XXXXXXXX Vector: XXXX - - FP0: XXXXXXXXXXXXXXXXXXXXXXXX FP1: XXXXXXXXXXXXXXXXXXXXXXXX - FP2: XXXXXXXXXXXXXXXXXXXXXXXX FP3: XXXXXXXXXXXXXXXXXXXXXXXX - FP4: XXXXXXXXXXXXXXXXXXXXXXXX FP5: XXXXXXXXXXXXXXXXXXXXXXXX - FP6: XXXXXXXXXXXXXXXXXXXXXXXX FP7: XXXXXXXXXXXXXXXXXXXXXXXX - FPCR: XXXXXXXX FPSR: XXXXXXXX FPIAR: XXXXXXXX - -*/ - -/* Linux saves only the call-clobbered registers in the sigcontext. We - need to use a trampoline that saves the rest so that the C code can - access them. We use the sc_fpstate field, since the handler is not - supposed to return anyway, thus it doesn't matter that it's clobbered. */ - -/* static */ void catch_segfault (int, int, struct sigcontext *); - -/* Dummy function so that we can use asm with arguments. */ -static void __attribute_used__ -__dummy__ (void) -{ - asm ("\n\ -catch_segfault:\n\ - move.l 12(%%sp),%%a0\n\ - lea %c0(%%a0),%%a0\n\ - /* Clear the first 4 bytes to make it a null fp state, just\n\ - in case the handler does return. */\n\ - clr.l (%%a0)+\n\ - movem.l %%d2-%%d7/%%a2-%%a6,(%%a0)\n\ - fmovem.x %%fp2-%%fp7,11*4(%%a0)\n\ - jra real_catch_segfault" - : : "n" (offsetof (struct sigcontext, sc_fpstate))); -} -#define catch_segfault(a,b) \ - __attribute_used__ real_catch_segfault(a,b) - -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, struct sigcontext *ctx) -{ - char regs[20][8]; - char fpregs[11][24]; - struct iovec iov[63], *next_iov = iov; - unsigned long *p = (unsigned long *) ctx->sc_fpstate + 1; - -#define ADD_STRING(str) \ - next_iov->iov_base = (char *) (str); \ - next_iov->iov_len = strlen (str); \ - ++next_iov -#define ADD_MEM(str, len) \ - next_iov->iov_base = (str); \ - next_iov->iov_len = (len); \ - ++next_iov - - /* Generate strings of register contents. */ - hexvalue (ctx->sc_d0, regs[0], 8); - hexvalue (ctx->sc_d1, regs[1], 8); - hexvalue (*p++, regs[2], 8); - hexvalue (*p++, regs[3], 8); - hexvalue (*p++, regs[4], 8); - hexvalue (*p++, regs[5], 8); - hexvalue (*p++, regs[6], 8); - hexvalue (*p++, regs[7], 8); - hexvalue (ctx->sc_a0, regs[8], 8); - hexvalue (ctx->sc_a1, regs[9], 8); - hexvalue (*p++, regs[10], 8); - hexvalue (*p++, regs[11], 8); - hexvalue (*p++, regs[12], 8); - hexvalue (*p++, regs[13], 8); - hexvalue (*p++, regs[14], 8); - hexvalue (ctx->sc_usp, regs[15], 8); - hexvalue (ctx->sc_pc, regs[16], 8); - hexvalue (ctx->sc_sr, regs[17], 4); - hexvalue (ctx->sc_mask, regs[18], 8); - hexvalue (ctx->sc_formatvec & 0xfff, regs[19], 4); - hexvalue (ctx->sc_fpregs[0], fpregs[0], 8); - hexvalue (ctx->sc_fpregs[1], fpregs[0] + 8, 8); - hexvalue (ctx->sc_fpregs[2], fpregs[0] + 16, 8); - hexvalue (ctx->sc_fpregs[3], fpregs[1], 8); - hexvalue (ctx->sc_fpregs[4], fpregs[1] + 8, 8); - hexvalue (ctx->sc_fpregs[5], fpregs[1] + 16, 8); - hexvalue (*p++, fpregs[2], 8); - hexvalue (*p++, fpregs[2] + 8, 8); - hexvalue (*p++, fpregs[2] + 16, 8); - hexvalue (*p++, fpregs[3], 8); - hexvalue (*p++, fpregs[3] + 8, 8); - hexvalue (*p++, fpregs[3] + 16, 8); - hexvalue (*p++, fpregs[4], 8); - hexvalue (*p++, fpregs[4] + 8, 8); - hexvalue (*p++, fpregs[4] + 16, 8); - hexvalue (*p++, fpregs[5], 8); - hexvalue (*p++, fpregs[5] + 8, 8); - hexvalue (*p++, fpregs[5] + 16, 8); - hexvalue (*p++, fpregs[6], 8); - hexvalue (*p++, fpregs[6] + 8, 8); - hexvalue (*p++, fpregs[6] + 16, 8); - hexvalue (*p++, fpregs[7], 8); - hexvalue (*p++, fpregs[7] + 8, 8); - hexvalue (*p++, fpregs[7] + 16, 8); - hexvalue (ctx->sc_fpcntl[0], fpregs[8], 8); - hexvalue (ctx->sc_fpcntl[1], fpregs[9], 8); - hexvalue (ctx->sc_fpcntl[2], fpregs[10], 8); - - /* Generate the output. */ - ADD_STRING ("Register dump:\n\n D0: "); - ADD_MEM (regs[0], 8); - ADD_STRING (" D1: "); - ADD_MEM (regs[1], 8); - ADD_STRING (" D2: "); - ADD_MEM (regs[2], 8); - ADD_STRING (" D3: "); - ADD_MEM (regs[3], 8); - ADD_STRING ("\n D4: "); - ADD_MEM (regs[4], 8); - ADD_STRING (" D5: "); - ADD_MEM (regs[5], 8); - ADD_STRING (" D6: "); - ADD_MEM (regs[6], 8); - ADD_STRING (" D7: "); - ADD_MEM (regs[7], 8); - ADD_STRING ("\n A0: "); - ADD_MEM (regs[8], 8); - ADD_STRING (" A1: "); - ADD_MEM (regs[9], 8); - ADD_STRING (" A2: "); - ADD_MEM (regs[10], 8); - ADD_STRING (" A3: "); - ADD_MEM (regs[11], 8); - ADD_STRING ("\n A4: "); - ADD_MEM (regs[12], 8); - ADD_STRING (" A5: "); - ADD_MEM (regs[13], 8); - ADD_STRING (" A6: "); - ADD_MEM (regs[14], 8); - ADD_STRING (" A7: "); - ADD_MEM (regs[15], 8); - ADD_STRING ("\n PC: "); - ADD_MEM (regs[16], 8); - ADD_STRING (" SR: "); - ADD_MEM (regs[17], 4); - - ADD_STRING ("\n\n OldMask: "); - ADD_MEM (regs[18], 8); - ADD_STRING (" Vector: "); - ADD_MEM (regs[19], 4); - - ADD_STRING ("\n\n FP0: "); - ADD_MEM (fpregs[0], 24); - ADD_STRING (" FP1: "); - ADD_MEM (fpregs[1], 24); - ADD_STRING ("\n FP2: "); - ADD_MEM (fpregs[2], 24); - ADD_STRING (" FP3: "); - ADD_MEM (fpregs[3], 24); - ADD_STRING ("\n FP4: "); - ADD_MEM (fpregs[4], 24); - ADD_STRING (" FP5: "); - ADD_MEM (fpregs[5], 24); - ADD_STRING ("\n FP6: "); - ADD_MEM (fpregs[6], 24); - ADD_STRING (" FP7: "); - ADD_MEM (fpregs[7], 24); - ADD_STRING ("\n FPCR: "); - ADD_MEM (fpregs[8], 8); - ADD_STRING (" FPSR: "); - ADD_MEM (fpregs[9], 8); - ADD_STRING (" FPIAR: "); - ADD_MEM (fpregs[10], 8); - ADD_STRING ("\n"); - - /* Write the stuff out. */ - writev (fd, iov, next_iov - iov); -} - -#define REGISTER_DUMP register_dump (fd, ctx) |