diff options
Diffstat (limited to 'ports/sysdeps/unix/sysv/linux/alpha/register-dump.h')
| -rw-r--r-- | ports/sysdeps/unix/sysv/linux/alpha/register-dump.h | 156 |
1 files changed, 156 insertions, 0 deletions
diff --git a/ports/sysdeps/unix/sysv/linux/alpha/register-dump.h b/ports/sysdeps/unix/sysv/linux/alpha/register-dump.h new file mode 100644 index 0000000000..36490f58d1 --- /dev/null +++ b/ports/sysdeps/unix/sysv/linux/alpha/register-dump.h @@ -0,0 +1,156 @@ +/* Dump registers. + Copyright (C) 2004 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + 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 <stddef.h> +#include <string.h> + +/* We will print the register dump in this format: + + V0: XXXXXXXXXXXXXXXX T0: XXXXXXXXXXXXXXXX T1: XXXXXXXXXXXXXXXX + T2: XXXXXXXXXXXXXXXX T3: XXXXXXXXXXXXXXXX T4: XXXXXXXXXXXXXXXX + T5: XXXXXXXXXXXXXXXX T6: XXXXXXXXXXXXXXXX T7: XXXXXXXXXXXXXXXX + S0: XXXXXXXXXXXXXXXX S1: XXXXXXXXXXXXXXXX S2: XXXXXXXXXXXXXXXX + S3: XXXXXXXXXXXXXXXX S4: XXXXXXXXXXXXXXXX S5: XXXXXXXXXXXXXXXX + S6: XXXXXXXXXXXXXXXX A0: XXXXXXXXXXXXXXXX A1: XXXXXXXXXXXXXXXX + A2: XXXXXXXXXXXXXXXX A3: XXXXXXXXXXXXXXXX A4: XXXXXXXXXXXXXXXX + A5: XXXXXXXXXXXXXXXX T8: XXXXXXXXXXXXXXXX T9: XXXXXXXXXXXXXXXX + T10: XXXXXXXXXXXXXXXX T11: XXXXXXXXXXXXXXXX RA: XXXXXXXXXXXXXXXX + T12: XXXXXXXXXXXXXXXX AT: XXXXXXXXXXXXXXXX GP: XXXXXXXXXXXXXXXX + SP: XXXXXXXXXXXXXXXX PC: XXXXXXXXXXXXXXXX + + FP0: XXXXXXXXXXXXXXXX FP1: XXXXXXXXXXXXXXXX FP2: XXXXXXXXXXXXXXXX + FP3: XXXXXXXXXXXXXXXX FP4: XXXXXXXXXXXXXXXX FP5: XXXXXXXXXXXXXXXX + FP6: XXXXXXXXXXXXXXXX FP7: XXXXXXXXXXXXXXXX FP8: XXXXXXXXXXXXXXXX + FP9: XXXXXXXXXXXXXXXX FP10: XXXXXXXXXXXXXXXX FP11: XXXXXXXXXXXXXXXX + FP12: XXXXXXXXXXXXXXXX FP13: XXXXXXXXXXXXXXXX FP14: XXXXXXXXXXXXXXXX + FP15: XXXXXXXXXXXXXXXX FP16: XXXXXXXXXXXXXXXX FP17: XXXXXXXXXXXXXXXX + FP18: XXXXXXXXXXXXXXXX FP19: XXXXXXXXXXXXXXXX FP20: XXXXXXXXXXXXXXXX + FP21: XXXXXXXXXXXXXXXX FP22: XXXXXXXXXXXXXXXX FP23: XXXXXXXXXXXXXXXX + FP24: XXXXXXXXXXXXXXXX FP25: XXXXXXXXXXXXXXXX FP26: XXXXXXXXXXXXXXXX + FP27: XXXXXXXXXXXXXXXX FP28: XXXXXXXXXXXXXXXX FP29: XXXXXXXXXXXXXXXX + FP30: XXXXXXXXXXXXXXXX FPCR: XXXXXXXXXXXXXXXX + + TA0: XXXXXXXXXXXXXXXX TA1: XXXXXXXXXXXXXXXX TA2: XXXXXXXXXXXXXXXX +*/ + +#define NREGS (32+32+3) + +static const char __attribute__((aligned(8))) regnames[NREGS][8] = +{ + " V0: ", " T0: ", " T1: ", + " T2: ", " T3: ", " T4: ", + " T5: ", " T6: ", " T7: ", + " S0: ", " S1: ", " S2: ", + " S3: ", " S4: ", " S5: ", + " S6: ", " A0: ", " A1: ", + " A2: ", " A3: ", " A4: ", + " A5: ", " T8: ", " T9: ", + " T10: ", " T11: ", " RA: ", + " T12: ", " AT: ", " GP: ", + " SP: ", " PC: ", + + " FP0: ", " FP1: ", " FP2: ", + " FP3: ", " FP4: ", " FP5: ", + " FP6: ", " FP7: ", " FP8: ", + " FP9: ", " FP10: ", " FP11: ", + " FP12: ", " FP13: ", " FP14: ", + " FP15: ", " FP16: ", " FP17: ", + " FP18: ", " FP19: ", " FP20: ", + " FP21: ", " FP22: ", " FP23: ", + " FP24: ", " FP25: ", " FP26: ", + " FP27: ", " FP28: ", " FP29: ", + " FP30: ", " FPCR: ", + + " TA0: ", " TA1: ", " TA2: " +}; + +#define O(FIELD, LF) offsetof(struct sigcontext, FIELD) + LF + +static const int offsets[NREGS] = +{ + O(sc_regs[0], 0), O(sc_regs[1], 0), O(sc_regs[2], 1), + O(sc_regs[3], 0), O(sc_regs[4], 0), O(sc_regs[5], 1), + O(sc_regs[6], 0), O(sc_regs[7], 0), O(sc_regs[8], 1), + O(sc_regs[9], 0), O(sc_regs[10], 0), O(sc_regs[11], 1), + O(sc_regs[12], 0), O(sc_regs[13], 0), O(sc_regs[14], 1), + O(sc_regs[15], 0), O(sc_regs[16], 0), O(sc_regs[17], 1), + O(sc_regs[18], 0), O(sc_regs[19], 0), O(sc_regs[20], 1), + O(sc_regs[21], 0), O(sc_regs[22], 0), O(sc_regs[23], 1), + O(sc_regs[24], 0), O(sc_regs[25], 0), O(sc_regs[26], 1), + O(sc_regs[27], 0), O(sc_regs[28], 0), O(sc_regs[29], 1), + O(sc_regs[30], 0), O(sc_pc, 2), + + O(sc_fpregs[0], 0), O(sc_fpregs[1], 0), O(sc_fpregs[2], 1), + O(sc_fpregs[3], 0), O(sc_fpregs[4], 0), O(sc_fpregs[5], 1), + O(sc_fpregs[6], 0), O(sc_fpregs[7], 0), O(sc_fpregs[8], 1), + O(sc_fpregs[9], 0), O(sc_fpregs[10], 0), O(sc_fpregs[11], 1), + O(sc_fpregs[12], 0), O(sc_fpregs[13], 0), O(sc_fpregs[14], 1), + O(sc_fpregs[15], 0), O(sc_fpregs[16], 0), O(sc_fpregs[17], 1), + O(sc_fpregs[18], 0), O(sc_fpregs[19], 0), O(sc_fpregs[20], 1), + O(sc_fpregs[21], 0), O(sc_fpregs[22], 0), O(sc_fpregs[23], 1), + O(sc_fpregs[24], 0), O(sc_fpregs[25], 0), O(sc_fpregs[26], 1), + O(sc_fpregs[27], 0), O(sc_fpregs[28], 0), O(sc_fpregs[29], 1), + O(sc_fpregs[30], 0), O(sc_fpcr, 2), + + O(sc_traparg_a0, 0), O(sc_traparg_a1, 0), O(sc_traparg_a2, 1) +}; + +#undef O + +static void +register_dump (int fd, struct sigcontext *ctx) +{ + char buf[NREGS*(8+16) + 25 + 80]; + char *p = buf; + size_t i; + + p = stpcpy (p, "Register dump:\n\n"); + + for (i = 0; i < NREGS; ++i) + { + int this_offset, this_lf; + unsigned long val; + signed long j; + + this_offset = offsets[i]; + this_lf = this_offset & 7; + + val = *(unsigned long *)(((size_t)ctx + this_offset) & -8); + + memcpy (p, regnames[i], 8); + p += 8; + + for (j = 60; j >= 0; j -= 4) + { + unsigned long x = (val >> j) & 15; + x += x < 10 ? '0' : 'a' - 10; + *p++ = x; + } + + if (this_lf > 0) + { + if (this_lf > 1) + *p++ = '\n'; + *p++ = '\n'; + } + } + + write (fd, buf, p - buf); +} + +#define REGISTER_DUMP register_dump (fd, ctx) |