diff options
Diffstat (limited to 'gnu/usr.bin/gdb/kgdb')
| -rw-r--r-- | gnu/usr.bin/gdb/kgdb/Makefile | 6 | ||||
| -rw-r--r-- | gnu/usr.bin/gdb/kgdb/Makefile.depend.amd64 | 2 | ||||
| -rw-r--r-- | gnu/usr.bin/gdb/kgdb/trgt_ia64.c | 338 |
3 files changed, 5 insertions, 341 deletions
diff --git a/gnu/usr.bin/gdb/kgdb/Makefile b/gnu/usr.bin/gdb/kgdb/Makefile index 30cbf3ca1f9f..bbc886b5bbb8 100644 --- a/gnu/usr.bin/gdb/kgdb/Makefile +++ b/gnu/usr.bin/gdb/kgdb/Makefile @@ -8,13 +8,15 @@ BULIBS= ${OBJ_BU}/libbfd/libbfd.a ${OBJ_BU}/libopcodes/libopcodes.a \ ${OBJ_BU}/libiberty/libiberty.a GDBLIBS= ${OBJ_GDB}/libgdb/libgdb.a -DPADD= ${GDBLIBS} ${BULIBS} ${LIBKVM} ${LIBM} ${LIBREADLINE} ${LIBTERMCAP} \ +DPADD= ${GDBLIBS} ${BULIBS} ${LIBKVM} ${LIBM} ${LIBREADLINE} ${LIBTERMCAPW} \ ${LIBGNUREGEX} -LDADD= ${GDBLIBS} ${BULIBS} -lkvm${GDB_SUFFIX} -lm -lreadline -ltermcap \ +LDADD= ${GDBLIBS} ${BULIBS} -lkvm${GDB_SUFFIX} -lm ${LIBREADLINE} -ltermcapw \ -lgnuregex .if defined(GDB_CROSS_DEBUGGER) CFLAGS+= -Wl,-export-dynamic .endif +NO_PIE= yes + .include <bsd.prog.mk> diff --git a/gnu/usr.bin/gdb/kgdb/Makefile.depend.amd64 b/gnu/usr.bin/gdb/kgdb/Makefile.depend.amd64 index 165f4f0ff780..9a4e4059b461 100644 --- a/gnu/usr.bin/gdb/kgdb/Makefile.depend.amd64 +++ b/gnu/usr.bin/gdb/kgdb/Makefile.depend.amd64 @@ -18,7 +18,7 @@ DIRDEPS = \ lib/libcompiler_rt \ lib/libkvm \ lib/msun \ - lib/ncurses/ncurses \ + lib/ncurses/ncursesw \ .include <dirdeps.mk> diff --git a/gnu/usr.bin/gdb/kgdb/trgt_ia64.c b/gnu/usr.bin/gdb/kgdb/trgt_ia64.c deleted file mode 100644 index 6ba800bd0144..000000000000 --- a/gnu/usr.bin/gdb/kgdb/trgt_ia64.c +++ /dev/null @@ -1,338 +0,0 @@ -/* - * Copyright (c) 2004 Marcel Moolenaar - * All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * - * THIS SOFTWARE IS PROVIDED BY THE AUTHORS ``AS IS'' AND ANY EXPRESS OR - * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES - * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. - * IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY DIRECT, INDIRECT, - * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT - * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, - * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY - * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT - * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF - * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. - */ - -#include <sys/cdefs.h> -__FBSDID("$FreeBSD$"); - -#include <sys/types.h> -#ifdef CROSS_DEBUGGER -#include <sys/ia64/include/_regset.h> -#include <sys/ia64/include/frame.h> -#include <sys/ia64/include/md_var.h> -#include <sys/ia64/include/pcb.h> -#else -#include <machine/frame.h> -#include <machine/md_var.h> -#include <machine/pcb.h> -#endif -#include <err.h> -#include <kvm.h> -#include <string.h> - -#include <defs.h> -#include <target.h> -#include <gdbthread.h> -#include <inferior.h> -#include <regcache.h> -#include <frame-unwind.h> -#include <ia64-tdep.h> - -#include "kgdb.h" - -CORE_ADDR -kgdb_trgt_core_pcb(u_int cpuid) -{ - CORE_ADDR addr; - char *expr; - - asprintf(&expr, "&cpuid_to_pcpu[%d]->pc_md.pcb", cpuid); - addr = kgdb_parse(expr); - free(expr); - return (addr); -} - -void -kgdb_trgt_fetch_registers(int regno __unused) -{ - struct kthr *kt; - struct pcb pcb; - uint64_t r; - - kt = kgdb_thr_lookup_tid(ptid_get_pid(inferior_ptid)); - if (kt == NULL) - return; - if (kvm_read(kvm, kt->pcb, &pcb, sizeof(pcb)) != sizeof(pcb)) { - warnx("kvm_read: %s", kvm_geterr(kvm)); - memset(&pcb, 0, sizeof(pcb)); - } - - /* Registers 0-127: general registers. */ - supply_register(IA64_GR1_REGNUM, (char *)&pcb.pcb_special.gp); - supply_register(IA64_GR4_REGNUM, (char *)&pcb.pcb_preserved.gr4); - supply_register(IA64_GR5_REGNUM, (char *)&pcb.pcb_preserved.gr5); - supply_register(IA64_GR6_REGNUM, (char *)&pcb.pcb_preserved.gr6); - supply_register(IA64_GR7_REGNUM, (char *)&pcb.pcb_preserved.gr7); - supply_register(IA64_GR12_REGNUM, (char *)&pcb.pcb_special.sp); - supply_register(IA64_GR12_REGNUM+1, (char *)&pcb.pcb_special.tp); - - /* Registers 128-255: floating-point registers. */ - supply_register(IA64_FR2_REGNUM, (char *)&pcb.pcb_preserved_fp.fr2); - supply_register(IA64_FR2_REGNUM+1, (char *)&pcb.pcb_preserved_fp.fr3); - supply_register(IA64_FR2_REGNUM+2, (char *)&pcb.pcb_preserved_fp.fr4); - supply_register(IA64_FR2_REGNUM+3, (char *)&pcb.pcb_preserved_fp.fr5); - supply_register(IA64_FR16_REGNUM, (char *)&pcb.pcb_preserved_fp.fr16); - supply_register(IA64_FR16_REGNUM+1, (char*)&pcb.pcb_preserved_fp.fr17); - supply_register(IA64_FR16_REGNUM+2, (char*)&pcb.pcb_preserved_fp.fr18); - supply_register(IA64_FR16_REGNUM+3, (char*)&pcb.pcb_preserved_fp.fr19); - supply_register(IA64_FR16_REGNUM+4, (char*)&pcb.pcb_preserved_fp.fr20); - supply_register(IA64_FR16_REGNUM+5, (char*)&pcb.pcb_preserved_fp.fr21); - supply_register(IA64_FR16_REGNUM+6, (char*)&pcb.pcb_preserved_fp.fr22); - supply_register(IA64_FR16_REGNUM+7, (char*)&pcb.pcb_preserved_fp.fr23); - supply_register(IA64_FR16_REGNUM+8, (char*)&pcb.pcb_preserved_fp.fr24); - supply_register(IA64_FR16_REGNUM+9, (char*)&pcb.pcb_preserved_fp.fr25); - supply_register(IA64_FR16_REGNUM+10,(char*)&pcb.pcb_preserved_fp.fr26); - supply_register(IA64_FR16_REGNUM+11,(char*)&pcb.pcb_preserved_fp.fr27); - supply_register(IA64_FR16_REGNUM+12,(char*)&pcb.pcb_preserved_fp.fr28); - supply_register(IA64_FR16_REGNUM+13,(char*)&pcb.pcb_preserved_fp.fr29); - supply_register(IA64_FR16_REGNUM+14,(char*)&pcb.pcb_preserved_fp.fr30); - supply_register(IA64_FR16_REGNUM+15,(char*)&pcb.pcb_preserved_fp.fr31); - - /* Registers 320-327: branch registers. */ - if (pcb.pcb_special.__spare == ~0UL) - supply_register(IA64_BR0_REGNUM, (char *)&pcb.pcb_special.rp); - supply_register(IA64_BR1_REGNUM, (char *)&pcb.pcb_preserved.br1); - supply_register(IA64_BR2_REGNUM, (char *)&pcb.pcb_preserved.br2); - supply_register(IA64_BR3_REGNUM, (char *)&pcb.pcb_preserved.br3); - supply_register(IA64_BR4_REGNUM, (char *)&pcb.pcb_preserved.br4); - supply_register(IA64_BR5_REGNUM, (char *)&pcb.pcb_preserved.br5); - - /* Registers 328-333: misc. other registers. */ - supply_register(IA64_PR_REGNUM, (char *)&pcb.pcb_special.pr); - if (pcb.pcb_special.__spare == ~0UL) { - r = pcb.pcb_special.iip + ((pcb.pcb_special.psr >> 41) & 3); - supply_register(IA64_IP_REGNUM, (char *)&r); - supply_register(IA64_CFM_REGNUM, (char *)&pcb.pcb_special.cfm); - } else { - supply_register(IA64_IP_REGNUM, (char *)&pcb.pcb_special.rp); - supply_register(IA64_CFM_REGNUM, (char *)&pcb.pcb_special.pfs); - } - - /* Registers 334-461: application registers. */ - supply_register(IA64_RSC_REGNUM, (char *)&pcb.pcb_special.rsc); - r = pcb.pcb_special.bspstore; - if (pcb.pcb_special.__spare == ~0UL) - r += pcb.pcb_special.ndirty; - else - r = ia64_bsp_adjust(r, IA64_CFM_SOF(pcb.pcb_special.pfs) - - IA64_CFM_SOL(pcb.pcb_special.pfs)); - supply_register(IA64_BSP_REGNUM, (char *)&r); - supply_register(IA64_BSPSTORE_REGNUM, (char *)&r); - supply_register(IA64_RNAT_REGNUM, (char *)&pcb.pcb_special.rnat); - supply_register(IA64_UNAT_REGNUM, (char *)&pcb.pcb_special.unat); - supply_register(IA64_FPSR_REGNUM, (char *)&pcb.pcb_special.fpsr); - if (pcb.pcb_special.__spare == ~0UL) - supply_register(IA64_PFS_REGNUM, (char *)&pcb.pcb_special.pfs); - supply_register(IA64_LC_REGNUM, (char *)&pcb.pcb_preserved.lc); -} - -void -kgdb_trgt_store_registers(int regno __unused) -{ - fprintf_unfiltered(gdb_stderr, "XXX: %s\n", __func__); -} - -void -kgdb_trgt_new_objfile(struct objfile *objfile) -{ -} - -struct kgdb_frame_cache { - CORE_ADDR bsp; - CORE_ADDR ip; - CORE_ADDR sp; - CORE_ADDR saved_bsp; -}; - -#define SPECIAL(x) offsetof(struct trapframe, tf_special) \ - + offsetof(struct _special, x) -#define SCRATCH(x) offsetof(struct trapframe, tf_scratch) \ - + offsetof(struct _caller_saved, x) -#define SCRATCH_FP(x) offsetof(struct trapframe, tf_scratch_fp) \ - + offsetof(struct _caller_saved_fp, x) - -static int kgdb_trgt_frame_ofs_gr[32] = { - -1, /* gr0 */ - SPECIAL(gp), - SCRATCH(gr2), SCRATCH(gr3), - -1, -1, -1, -1, /* gr4-gr7 */ - SCRATCH(gr8), SCRATCH(gr9), SCRATCH(gr10), SCRATCH(gr11), - SPECIAL(sp), SPECIAL(tp), - SCRATCH(gr14), SCRATCH(gr15), SCRATCH(gr16), SCRATCH(gr17), - SCRATCH(gr18), SCRATCH(gr19), SCRATCH(gr20), SCRATCH(gr21), - SCRATCH(gr22), SCRATCH(gr23), SCRATCH(gr24), SCRATCH(gr25), - SCRATCH(gr26), SCRATCH(gr27), SCRATCH(gr28), SCRATCH(gr29), - SCRATCH(gr30), SCRATCH(gr31) -}; - -static int kgdb_trgt_frame_ofs_fr[32] = { - -1, /* fr0: constant 0.0 */ - -1, /* fr1: constant 1.0 */ - -1, -1, -1, -1, /* fr2-fr5 */ - SCRATCH_FP(fr6), SCRATCH_FP(fr7), SCRATCH_FP(fr8), SCRATCH_FP(fr9), - SCRATCH_FP(fr10), SCRATCH_FP(fr11), SCRATCH_FP(fr12), SCRATCH_FP(fr13), - SCRATCH_FP(fr14), SCRATCH_FP(fr15) -}; - -static int kgdb_trgt_frame_ofs_br[8] = { - SPECIAL(rp), - -1, -1, -1, -1, -1, /* br1-br5 */ - SCRATCH(br6), SCRATCH(br7) -}; - -static int kgdb_trgt_frame_ofs_ar[49] = { - /* ar0-ar15 */ - SPECIAL(rsc), - -1, /* ar.bsp */ - SPECIAL(bspstore), SPECIAL(rnat), - -1, -1, -1, -1, -1, /* ar20-ar24 */ - SCRATCH(csd), SCRATCH(ssd), - -1, -1, -1, -1, -1, /* ar27-ar31 */ - SCRATCH(ccv), - -1, -1, -1, /* ar33-ar35 */ - SPECIAL(unat), - -1, -1, -1, /* ar37-ar39 */ - SPECIAL(fpsr), - -1, -1, -1, -1, -1, -1, -1, /* ar41-ar47 */ - -1, -1, -1, -1, -1, -1, -1, -1, /* ar48-ar55 */ - -1, -1, -1, -1, -1, -1, -1, -1, /* ar56-ar63 */ - SPECIAL(pfs) -}; - -static struct kgdb_frame_cache * -kgdb_trgt_frame_cache(struct frame_info *next_frame, void **this_cache) -{ - char buf[MAX_REGISTER_SIZE]; - struct kgdb_frame_cache *cache; - - cache = *this_cache; - if (cache == NULL) { - cache = FRAME_OBSTACK_ZALLOC(struct kgdb_frame_cache); - *this_cache = cache; - frame_unwind_register(next_frame, IA64_BSP_REGNUM, buf); - cache->bsp = extract_unsigned_integer(buf, - register_size(current_gdbarch, IA64_BSP_REGNUM)); - cache->ip = frame_func_unwind(next_frame); - frame_unwind_register(next_frame, SP_REGNUM, buf); - cache->sp = extract_unsigned_integer(buf, - register_size(current_gdbarch, SP_REGNUM)); - } - return (cache); -} - -static void -kgdb_trgt_trapframe_this_id(struct frame_info *next_frame, void **this_cache, - struct frame_id *this_id) -{ - struct kgdb_frame_cache *cache; - - cache = kgdb_trgt_frame_cache(next_frame, this_cache); - *this_id = frame_id_build_special(cache->sp, cache->ip, cache->bsp); -} - -static void -kgdb_trgt_trapframe_prev_register(struct frame_info *next_frame, - void **this_cache, int regnum, int *optimizedp, enum lval_type *lvalp, - CORE_ADDR *addrp, int *realnump, void *valuep) -{ - char buf[MAX_REGISTER_SIZE]; - char dummy_valuep[MAX_REGISTER_SIZE]; - struct kgdb_frame_cache *cache; - CORE_ADDR bsp; - int ofs, regsz; - - regsz = register_size(current_gdbarch, regnum); - - if (valuep == NULL) - valuep = dummy_valuep; - memset(valuep, 0, regsz); - *optimizedp = 0; - *addrp = 0; - *lvalp = not_lval; - *realnump = -1; - - cache = kgdb_trgt_frame_cache(next_frame, this_cache); - - if (regnum == IA64_BSP_REGNUM) { - if (cache->saved_bsp == 0) { - target_read_memory(cache->sp + 16 + SPECIAL(bspstore), - buf, regsz); - bsp = extract_unsigned_integer(buf, regsz); - target_read_memory(cache->sp + 16 + SPECIAL(ndirty), - buf, regsz); - bsp += extract_unsigned_integer(buf, regsz); - cache->saved_bsp = bsp; - } - store_unsigned_integer(valuep, regsz, cache->saved_bsp); - return; - } - if (regnum == IA64_PR_REGNUM) - ofs = SPECIAL(pr); - else if (regnum == IA64_IP_REGNUM) - ofs = SPECIAL(iip); - else if (regnum == IA64_PSR_REGNUM) - ofs = SPECIAL(psr); - else if (regnum == IA64_CFM_REGNUM) - ofs = SPECIAL(cfm); - else if (regnum >= IA64_GR0_REGNUM && regnum <= IA64_GR31_REGNUM) - ofs = kgdb_trgt_frame_ofs_gr[regnum - IA64_GR0_REGNUM]; - else if (regnum >= IA64_FR0_REGNUM && regnum <= IA64_FR15_REGNUM) - ofs = kgdb_trgt_frame_ofs_fr[regnum - IA64_FR0_REGNUM]; - else if (regnum >= IA64_BR0_REGNUM && regnum <= IA64_BR7_REGNUM) - ofs = kgdb_trgt_frame_ofs_br[regnum - IA64_BR0_REGNUM]; - else if (regnum >= IA64_RSC_REGNUM && regnum <= IA64_PFS_REGNUM) - ofs = kgdb_trgt_frame_ofs_ar[regnum - IA64_RSC_REGNUM]; - else - ofs = -1; - if (ofs == -1) - return; - - *addrp = cache->sp + 16 + ofs; - *lvalp = lval_memory; - target_read_memory(*addrp, valuep, regsz); -} - -static const struct frame_unwind kgdb_trgt_trapframe_unwind = { - UNKNOWN_FRAME, - &kgdb_trgt_trapframe_this_id, - &kgdb_trgt_trapframe_prev_register -}; - -const struct frame_unwind * -kgdb_trgt_trapframe_sniffer(struct frame_info *next_frame) -{ - char *pname; - CORE_ADDR ip; - - ip = frame_func_unwind(next_frame); - pname = NULL; - find_pc_partial_function(ip, &pname, NULL, NULL); - if (pname == NULL) - return (NULL); - if (strncmp(pname, "ivt_", 4) == 0) - return (&kgdb_trgt_trapframe_unwind); - /* printf("%s: %lx =%s\n", __func__, ip, pname); */ - return (NULL); -} |