2012-05-30 Jeff Kenton <jkenton@tilera.com>
* Makefile.in (ALL_TARGET_OBJS): Add tilegx-tdep.o and tilegx-linux-tdep.o. (ALLDEPFILES): Add tilegx-linux-nat.c, tilegx-tdep.c and tilegx-linux-tdep.c. * configure.tgt: Handle tilegx-*-linux*. * tilegx-tdep.h: New file. * tilegx-tdep.c: New file. * tilegx-linux-tdep.c: New file. * regformats/reg-tilegx.dat: New file.
This commit is contained in:
Pedro Alves
parent
ea52a08872
commit
ade64f0e04
7 changed files with 1359 additions and 0 deletions
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@ -1,3 +1,15 @@
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2012-05-30 Jeff Kenton <jkenton@tilera.com>
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* Makefile.in (ALL_TARGET_OBJS): Add tilegx-tdep.o and
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tilegx-linux-tdep.o.
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(ALLDEPFILES): Add tilegx-linux-nat.c, tilegx-tdep.c and
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tilegx-linux-tdep.c.
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* configure.tgt: Handle tilegx-*-linux*.
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* tilegx-tdep.h: New file.
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* tilegx-tdep.c: New file.
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* tilegx-linux-tdep.c: New file.
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* regformats/reg-tilegx.dat: New file.
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2012-05-30 Edjunior Machado <emachado@linux.vnet.ibm.com>
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* ppc-linux-nat.c (ppc_linux_can_use_hw_breakpoint): fix
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@ -566,6 +566,7 @@ ALL_TARGET_OBS = \
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sparc-sol2-tdep.o sparc-tdep.o \
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spu-tdep.o spu-multiarch.o solib-spu.o \
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tic6x-tdep.o tic6x-linux-tdep.o \
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tilegx-tdep.o tilegx-linux-tdep.o \
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v850-tdep.o \
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vaxnbsd-tdep.o vaxobsd-tdep.o vax-tdep.o \
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xstormy16-tdep.o \
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@ -1498,6 +1499,7 @@ ALLDEPFILES = \
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sparc64nbsd-nat.c sparc64nbsd-tdep.c sparc64obsd-tdep.c \
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sparcnbsd-nat.c sparcnbsd-tdep.c sparcobsd-tdep.c \
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spu-linux-nat.c spu-tdep.c spu-multiarch.c solib-spu.c \
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tilegx-linux-nat.c tilegx-tdep.c tilegx-linux-tdep.c \
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v850-tdep.c \
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vax-nat.c vax-tdep.c vaxbsd-nat.c vaxnbsd-tdep.c \
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windows-nat.c windows-tdep.c \
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@ -552,6 +552,12 @@ tic6x-*-*)
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gdb_target_obs="tic6x-tdep.o"
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;;
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tilegx-*-linux*)
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# Target: TILE-Gx
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gdb_target_obs="tilegx-tdep.o tilegx-linux-tdep.o solib-svr4.o \
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symfile-mem.o glibc-tdep.o linux-tdep.o"
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;;
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xstormy16-*-*)
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# Target: Sanyo Xstormy16a processor
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gdb_target_obs="xstormy16-tdep.o"
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67
gdb/regformats/reg-tilegx.dat
Normal file
67
gdb/regformats/reg-tilegx.dat
Normal file
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@ -0,0 +1,67 @@
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name:tile
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expedite:sp,lr,pc
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64:r0
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64:r1
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64:r2
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64:r3
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64:r4
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64:r5
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64:r6
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64:r7
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64:r8
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64:r9
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64:r10
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64:r11
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64:r12
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64:r13
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64:r14
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64:r15
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64:r16
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64:r17
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64:r18
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64:r19
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64:r20
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64:r21
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64:r22
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64:r23
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64:r24
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64:r25
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64:r26
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64:r27
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64:r28
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64:r29
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64:r30
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64:r31
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64:r32
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64:r33
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64:r34
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64:r35
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64:r36
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64:r37
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64:r38
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64:r39
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64:r40
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64:r41
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64:r42
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64:r43
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64:r44
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64:r45
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64:r46
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64:r47
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64:r48
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64:r49
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64:r50
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64:r51
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64:r52
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64:tp
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64:sp
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64:lr
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64:sn
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64:io0
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64:io1
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64:us0
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64:us1
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64:us2
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64:us3
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64:zero
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64:pc
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146
gdb/tilegx-linux-tdep.c
Normal file
146
gdb/tilegx-linux-tdep.c
Normal file
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@ -0,0 +1,146 @@
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/* Target-dependent code for GNU/Linux on Tilera TILE-Gx processors.
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Copyright 2012 Free Software Foundation, Inc.
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This file is part of GDB.
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>. */
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#include "defs.h"
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#include "osabi.h"
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#include "linux-tdep.h"
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#include "glibc-tdep.h"
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#include "solib-svr4.h"
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#include "symtab.h"
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#include "regcache.h"
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#include "regset.h"
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#include "tramp-frame.h"
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#include "trad-frame.h"
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#include "tilegx-tdep.h"
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/* Signal trampoline support. */
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static void
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tilegx_linux_sigframe_init (const struct tramp_frame *self,
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struct frame_info *this_frame,
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struct trad_frame_cache *this_cache,
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CORE_ADDR func)
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{
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CORE_ADDR pc = get_frame_register_unsigned (this_frame, 64);
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CORE_ADDR sp = get_frame_register_unsigned (this_frame, 54);
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CORE_ADDR base = sp + 16;
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int i;
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for (i = 0; i < 56; i++)
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trad_frame_set_reg_addr (this_cache, i, base + i * 8);
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trad_frame_set_reg_value (this_cache, 64, pc);
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/* Save a frame ID. */
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trad_frame_set_id (this_cache, frame_id_build (base, func));
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}
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static const struct tramp_frame tilegx_linux_rt_sigframe =
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{
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SIGTRAMP_FRAME,
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8,
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{
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{ 0x00045fe551483000, -1 }, /* { moveli r10, 139 } */
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{ 0x286b180051485000, -1 }, /* { swint1 } */
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{ TRAMP_SENTINEL_INSN, -1 }
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},
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tilegx_linux_sigframe_init
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};
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/* Supply raw registers from REGCACHE to REGS. */
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static void
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tilegx_linux_supply_regset (const struct regset *regset,
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struct regcache *regcache,
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int regnum, const void *regs, size_t len)
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{
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struct gdbarch *arch = get_regcache_arch (regcache);
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const char *ptr = regs;
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int i;
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/* This logic must match that of struct pt_regs in "ptrace.h". */
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for (i = 0; i < TILEGX_NUM_EASY_REGS + 1; i++, ptr += tilegx_reg_size)
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{
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int gri = (i < TILEGX_NUM_EASY_REGS) ? i : TILEGX_PC_REGNUM;
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if (regnum == gri || regnum == -1)
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regcache_raw_supply (regcache, gri, ptr);
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}
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}
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/* TILE-Gx Linux kernel register set. */
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static struct regset tilegx_linux_regset =
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{
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NULL,
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tilegx_linux_supply_regset
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};
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static const struct regset *
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tilegx_regset_from_core_section (struct gdbarch *gdbarch,
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const char *sect_name,
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size_t sect_size)
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{
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if (strcmp (sect_name, ".reg") == 0)
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return &tilegx_linux_regset;
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return NULL;
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}
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/* OS specific initialization of gdbarch. */
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static void
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tilegx_linux_init_abi (struct gdbarch_info info, struct gdbarch *gdbarch)
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{
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int arch_size = gdbarch_addr_bit (gdbarch);
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linux_init_abi (info, gdbarch);
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tramp_frame_prepend_unwinder (gdbarch, &tilegx_linux_rt_sigframe);
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set_gdbarch_regset_from_core_section (gdbarch,
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tilegx_regset_from_core_section);
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/* GNU/Linux uses SVR4-style shared libraries. */
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if (arch_size == 32)
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set_solib_svr4_fetch_link_map_offsets (gdbarch,
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svr4_ilp32_fetch_link_map_offsets);
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else
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set_solib_svr4_fetch_link_map_offsets (gdbarch,
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svr4_lp64_fetch_link_map_offsets);
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/* Enable TLS support. */
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set_gdbarch_fetch_tls_load_module_address (gdbarch,
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svr4_fetch_objfile_link_map);
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/* Shared library handling. */
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set_gdbarch_skip_trampoline_code (gdbarch, find_solib_trampoline_target);
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set_gdbarch_skip_solib_resolver (gdbarch, glibc_skip_solib_resolver);
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set_gdbarch_get_siginfo_type (gdbarch, linux_get_siginfo_type);
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}
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/* Provide a prototype to silence -Wmissing-prototypes. */
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extern initialize_file_ftype _initialize_tilegx_linux_tdep;
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void
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_initialize_tilegx_linux_tdep (void)
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{
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gdbarch_register_osabi (bfd_arch_tilegx, bfd_mach_tilegx, GDB_OSABI_LINUX,
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tilegx_linux_init_abi);
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}
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1017
gdb/tilegx-tdep.c
Normal file
1017
gdb/tilegx-tdep.c
Normal file
File diff suppressed because it is too large
Load diff
109
gdb/tilegx-tdep.h
Normal file
109
gdb/tilegx-tdep.h
Normal file
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@ -0,0 +1,109 @@
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/* Target-dependent code for the Tilera TILE-Gx processor.
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Copyright (C) 2012 Free Software Foundation, Inc.
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This file is part of GDB.
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>. */
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#ifndef TILEGX_TDEP_H
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#define TILEGX_TDEP_H
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/* TILE-Gx has 56 general purpose registers (R0 - R52, TP, SP, LR),
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plus 8 special general purpose registers (network and ZERO),
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plus 1 magic register (PC).
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TP (aka R53) is the thread specific data pointer.
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SP (aka R54) is the stack pointer.
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LR (aka R55) is the link register. */
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enum tilegx_regnum
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{
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TILEGX_R0_REGNUM,
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TILEGX_R1_REGNUM,
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TILEGX_R2_REGNUM,
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TILEGX_R3_REGNUM,
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TILEGX_R4_REGNUM,
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TILEGX_R5_REGNUM,
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TILEGX_R6_REGNUM,
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TILEGX_R7_REGNUM,
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TILEGX_R8_REGNUM,
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TILEGX_R9_REGNUM,
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TILEGX_R10_REGNUM,
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TILEGX_R11_REGNUM,
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TILEGX_R12_REGNUM,
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TILEGX_R13_REGNUM,
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TILEGX_R14_REGNUM,
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TILEGX_R15_REGNUM,
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TILEGX_R16_REGNUM,
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TILEGX_R17_REGNUM,
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TILEGX_R18_REGNUM,
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TILEGX_R19_REGNUM,
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TILEGX_R20_REGNUM,
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TILEGX_R21_REGNUM,
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TILEGX_R22_REGNUM,
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TILEGX_R23_REGNUM,
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TILEGX_R24_REGNUM,
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TILEGX_R25_REGNUM,
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TILEGX_R26_REGNUM,
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TILEGX_R27_REGNUM,
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TILEGX_R28_REGNUM,
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TILEGX_R29_REGNUM,
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TILEGX_R30_REGNUM,
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TILEGX_R31_REGNUM,
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TILEGX_R32_REGNUM,
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TILEGX_R33_REGNUM,
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TILEGX_R34_REGNUM,
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TILEGX_R35_REGNUM,
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TILEGX_R36_REGNUM,
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TILEGX_R37_REGNUM,
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TILEGX_R38_REGNUM,
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TILEGX_R39_REGNUM,
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TILEGX_R40_REGNUM,
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TILEGX_R41_REGNUM,
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TILEGX_R42_REGNUM,
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TILEGX_R43_REGNUM,
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TILEGX_R44_REGNUM,
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TILEGX_R45_REGNUM,
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TILEGX_R46_REGNUM,
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TILEGX_R47_REGNUM,
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TILEGX_R48_REGNUM,
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TILEGX_R49_REGNUM,
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TILEGX_R50_REGNUM,
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TILEGX_R51_REGNUM,
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TILEGX_R52_REGNUM,
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TILEGX_TP_REGNUM,
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TILEGX_SP_REGNUM,
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TILEGX_LR_REGNUM,
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TILEGX_SN_REGNUM,
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TILEGX_NUM_EASY_REGS = TILEGX_SN_REGNUM, /* 56 */
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TILEGX_IO0_REGNUM,
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TILEGX_IO1_REGNUM,
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TILEGX_US0_REGNUM,
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TILEGX_US1_REGNUM,
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TILEGX_US2_REGNUM,
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TILEGX_US3_REGNUM,
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TILEGX_ZERO_REGNUM,
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TILEGX_PC_REGNUM,
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TILEGX_NUM_PHYS_REGS = TILEGX_PC_REGNUM, /* 64 */
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TILEGX_NUM_REGS /* 65 */
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};
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enum { tilegx_reg_size = 8 };
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#endif /* tilegx-tdep.h */
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Loading…
Add table
Reference in a new issue