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* sparc-tdep.c (sparc_frame_cache): Adjust cached frame base 

address for 64-bit code.
(sparc_unwind_dummy_id): Likewise.
* sparc64-tdep.c (sparc64_frame_prev_register): Adjust for new
frame base address convention.
(sparc64_push_dummy_call): Likewise.
* sparc64nbsd-tdep.c: Update copyright year.
(sparc64nbsd_sigcontext_frame_cache): Adjust cached frame base
address for 64-bit code.
(sparc64nbsd_init_abi): Tweak comment.
* sparc64obsd-tdep.c: Update copyright year.
(sparc64obsd_frame_cache): Adjust cached frame base address for
64-bit code.
(sparc64obsd_init_abi): Tweak comment.
This commit is contained in:
Mark Kettenis 2005-03-09 22:08:13 +00:00
parent e5a8e242a8
commit 5b2d44a05d
5 changed files with 37 additions and 11 deletions
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17
gdb/ChangeLog
View File

@ -1,3 +1,20 @@
2005-03-09 Mark Kettenis <kettenis@gnu.org>
* sparc-tdep.c (sparc_frame_cache): Adjust cached frame base
address for 64-bit code.
(sparc_unwind_dummy_id): Likewise.
* sparc64-tdep.c (sparc64_frame_prev_register): Adjust for new
frame base address convention.
(sparc64_push_dummy_call): Likewise.
* sparc64nbsd-tdep.c: Update copyright year.
(sparc64nbsd_sigcontext_frame_cache): Adjust cached frame base
address for 64-bit code.
(sparc64nbsd_init_abi): Tweak comment.
* sparc64obsd-tdep.c: Update copyright year.
(sparc64obsd_frame_cache): Adjust cached frame base address for
64-bit code.
(sparc64obsd_init_abi): Tweak comment.
2005-03-09 Corinna Vinschen <vinschen@redhat.com>
* exceptions.h (TRY_CATCH): Define setjmp/sigsetjmp macro safe.

5
gdb/sparc-tdep.c
View File

@ -673,6 +673,9 @@ sparc_frame_cache (struct frame_info *next_frame, void **this_cache)
frame_unwind_register_unsigned (next_frame, SPARC_FP_REGNUM);
}
if (cache->base & 1)
cache->base += BIAS;
return cache;
}
@ -859,6 +862,8 @@ sparc_unwind_dummy_id (struct gdbarch *gdbarch, struct frame_info *next_frame)
CORE_ADDR sp;
sp = frame_unwind_register_unsigned (next_frame, SPARC_SP_REGNUM);
if (sp & 1)
sp += BIAS;
return frame_id_build (sp, frame_pc_unwind (next_frame));
}

6
gdb/sparc64-tdep.c
View File

@ -526,7 +526,7 @@ sparc64_frame_prev_register (struct frame_info *next_frame, void **this_cache,
{
*optimizedp = 0;
*lvalp = lval_memory;
*addrp = cache->base + BIAS + (regnum - SPARC_L0_REGNUM) * 8;
*addrp = cache->base + (regnum - SPARC_L0_REGNUM) * 8;
*realnump = -1;
if (valuep)
{
@ -572,7 +572,7 @@ sparc64_frame_base_address (struct frame_info *next_frame, void **this_cache)
struct sparc_frame_cache *cache =
sparc64_frame_cache (next_frame, this_cache);
return cache->base + BIAS;
return cache->base;
}
static const struct frame_base sparc64_frame_base =
@ -973,7 +973,7 @@ sparc64_push_dummy_call (struct gdbarch *gdbarch, struct value *function,
/* Finally, update the stack pointer. */
regcache_cooked_write_unsigned (regcache, SPARC_SP_REGNUM, sp);
return sp;
return sp + BIAS;
}

10
gdb/sparc64nbsd-tdep.c
View File

@ -1,6 +1,6 @@
/* Target-dependent code for NetBSD/sparc64.
Copyright 2002, 2003, 2004 Free Software Foundation, Inc.
Copyright 2002, 2003, 2004, 2005 Free Software Foundation, Inc.
Based on code contributed by Wasabi Systems, Inc.
This file is part of GDB.
@ -161,12 +161,14 @@ sparc64nbsd_sigcontext_frame_cache (struct frame_info *next_frame,
initialized under the assumption that we're frameless. */
cache->frameless_p = 0;
addr = frame_unwind_register_unsigned (next_frame, SPARC_FP_REGNUM);
if (addr & 1)
addr += BIAS;
cache->base = addr;
}
/* We find the appropriate instance of `struct sigcontext' at a
fixed offset in the signal frame. */
addr = cache->base + BIAS + 128 + 8;
addr = cache->base + 128 + 8;
cache->saved_regs = sparc64nbsd_sigcontext_saved_regs (addr, next_frame);
return cache;
@ -237,13 +239,13 @@ sparc64nbsd_init_abi (struct gdbarch_info info, struct gdbarch *gdbarch)
sparc64_init_abi (info, gdbarch);
/* NetBSD/sparc64 has SVR4-style shared libraries... */
/* NetBSD/sparc64 has SVR4-style shared libraries. */
set_gdbarch_skip_trampoline_code (gdbarch, find_solib_trampoline_target);
set_solib_svr4_fetch_link_map_offsets
(gdbarch, svr4_lp64_fetch_link_map_offsets);
}
/* Provide a prototype to silence -Wmissing-prototypes. */
void _initialize_sparc64nbsd_tdep (void);

10
gdb/sparc64obsd-tdep.c
View File

@ -1,6 +1,6 @@
/* Target-dependent code for OpenBSD/sparc64.
Copyright 2004 Free Software Foundation, Inc.
Copyright 2004, 2005 Free Software Foundation, Inc.
This file is part of GDB.
@ -133,12 +133,14 @@ sparc64obsd_frame_cache (struct frame_info *next_frame, void **this_cache)
initialized under the assumption that we're frameless. */
cache->frameless_p = 0;
addr = frame_unwind_register_unsigned (next_frame, SPARC_FP_REGNUM);
if (addr & 1)
addr += BIAS;
cache->base = addr;
}
/* We find the appropriate instance of `struct sigcontext' at a
fixed offset in the signal frame. */
addr = cache->base + BIAS + 128 + 16;
addr = cache->base + 128 + 16;
cache->saved_regs = sparc64nbsd_sigcontext_saved_regs (addr, next_frame);
return cache;
@ -201,13 +203,13 @@ sparc64obsd_init_abi (struct gdbarch_info info, struct gdbarch *gdbarch)
sparc64_init_abi (info, gdbarch);
/* OpenBSD/sparc64 has SVR4-style shared libraries... */
/* OpenBSD/sparc64 has SVR4-style shared libraries. */
set_gdbarch_skip_trampoline_code (gdbarch, find_solib_trampoline_target);
set_solib_svr4_fetch_link_map_offsets
(gdbarch, svr4_lp64_fetch_link_map_offsets);
}
/* Provide a prototype to silence -Wmissing-prototypes. */
void _initialize_sparc64obsd_tdep (void);