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gdb-7.6-ppc64le-support.patch
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gdb-7.6-ppc64le-support.patch
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#
# gdb-7.6-ppc64_sysv_abi_push_float.patch
#
From: Tiago Daitx <tdaitx@sourceware.org>
Date: Mon Apr 1 04:05:35 2013 +0000
Git-commit: d81e75c0756f21d2c3d45ce86d8b45c65f01ef67
References: ppc64le enablement
gdb/ChangeLog
2013-03-01 Tiago Stürmer Daitx <tdaitx@linux.vnet.ibm.com>
* ppc-sysv-tdep.c (ppc64_sysv_abi_push_float): New function.
(ppc64_sysv_abi_push_dummy_call): Handle complex arguments.
Acked-by: Petr Tesarik <ptesarik@suse.cz>
---
gdb/ChangeLog | 5 +
gdb/ppc-sysv-tdep.c | 196 +++++++++++++++++++++++++++++++++-------------------
2 files changed, 131 insertions(+), 70 deletions(-)
--- a/gdb/ChangeLog
+++ b/gdb/ChangeLog
@@ -1,3 +1,8 @@
+2013-03-31 Tiago Stürmer Daitx <tdaitx@linux.vnet.ibm.com>
+
+ * ppc-sysv-tdep.c (ppc64_sysv_abi_push_float): New function.
+ (ppc64_sysv_abi_push_dummy_call): Handle complex arguments.
+
2013-04-26 Joel Brobecker <brobecker@adacore.com>
* NEWS: Change "since GDB 7.5" into "in GDB 7.6".
--- a/gdb/ppc-sysv-tdep.c
+++ b/gdb/ppc-sysv-tdep.c
@@ -1101,6 +1101,83 @@ convert_code_addr_to_desc_addr (CORE_ADD
return 1;
}
+/* Push a float in either registers, or in the stack. Using the ppc 64 bit
+ SysV ABI.
+
+ This implements a dumbed down version of the ABI. It always writes
+ values to memory, GPR and FPR, even when not necessary. Doing this
+ greatly simplifies the logic. */
+
+static void
+ppc64_sysv_abi_push_float (struct gdbarch *gdbarch, struct regcache *regcache,
+ struct gdbarch_tdep *tdep, struct type *type,
+ const bfd_byte *val, int freg, int greg,
+ CORE_ADDR gparam)
+{
+ gdb_byte regval[MAX_REGISTER_SIZE];
+ const gdb_byte *p;
+
+ if (TYPE_LENGTH (type) <= 8)
+ {
+ /* Version 1.7 of the 64-bit PowerPC ELF ABI says:
+
+ "Single precision floating point values are mapped to
+ the first word in a single doubleword."
+
+ And version 1.9 says:
+
+ "Single precision floating point values are mapped to
+ the second word in a single doubleword."
+
+ GDB then writes single precision floating point values
+ at both words in a doubleword, to support both ABIs. */
+ if (TYPE_LENGTH (type) == 4)
+ {
+ memcpy (regval, val, 4);
+ memcpy (regval + 4, val, 4);
+ p = regval;
+ }
+ else
+ p = val;
+
+ /* Write value in the stack's parameter save area. */
+ write_memory (gparam, p, 8);
+
+ /* Floats and Doubles go in f1 .. f13. They also consume a left aligned
+ GREG, and can end up in memory. */
+ if (freg <= 13)
+ {
+ struct type *regtype;
+
+ regtype = register_type (gdbarch, tdep->ppc_fp0_regnum + freg);
+ convert_typed_floating (val, type, regval, regtype);
+ regcache_cooked_write (regcache, tdep->ppc_fp0_regnum + freg, regval);
+ }
+ if (greg <= 10)
+ regcache_cooked_write (regcache, tdep->ppc_gp0_regnum + greg, regval);
+ }
+ else
+ {
+ /* IBM long double stored in two doublewords of the
+ parameter save area and corresponding registers. */
+ if (!tdep->soft_float && freg <= 13)
+ {
+ regcache_cooked_write (regcache, tdep->ppc_fp0_regnum + freg, val);
+ if (freg <= 12)
+ regcache_cooked_write (regcache, tdep->ppc_fp0_regnum + freg + 1,
+ val + 8);
+ }
+ if (greg <= 10)
+ {
+ regcache_cooked_write (regcache, tdep->ppc_gp0_regnum + greg, val);
+ if (greg <= 9)
+ regcache_cooked_write (regcache, tdep->ppc_gp0_regnum + greg + 1,
+ val + 8);
+ }
+ write_memory (gparam, val, TYPE_LENGTH (type));
+ }
+}
+
/* Pass the arguments in either registers, or in the stack. Using the
ppc 64 bit SysV ABI.
@@ -1218,53 +1295,9 @@ ppc64_sysv_abi_push_dummy_call (struct g
if (TYPE_CODE (type) == TYPE_CODE_FLT && TYPE_LENGTH (type) <= 8)
{
- /* Floats and Doubles go in f1 .. f13. They also
- consume a left aligned GREG,, and can end up in
- memory. */
if (write_pass)
- {
- gdb_byte regval[MAX_REGISTER_SIZE];
- const gdb_byte *p;
-
- /* Version 1.7 of the 64-bit PowerPC ELF ABI says:
-
- "Single precision floating point values are mapped to
- the first word in a single doubleword."
-
- And version 1.9 says:
-
- "Single precision floating point values are mapped to
- the second word in a single doubleword."
-
- GDB then writes single precision floating point values
- at both words in a doubleword, to support both ABIs. */
- if (TYPE_LENGTH (type) == 4)
- {
- memcpy (regval, val, 4);
- memcpy (regval + 4, val, 4);
- p = regval;
- }
- else
- p = val;
-
- /* Write value in the stack's parameter save area. */
- write_memory (gparam, p, 8);
-
- if (freg <= 13)
- {
- struct type *regtype
- = register_type (gdbarch, tdep->ppc_fp0_regnum);
-
- convert_typed_floating (val, type, regval, regtype);
- regcache_cooked_write (regcache,
- tdep->ppc_fp0_regnum + freg,
- regval);
- }
- if (greg <= 10)
- regcache_cooked_write (regcache,
- tdep->ppc_gp0_regnum + greg,
- regval);
- }
+ ppc64_sysv_abi_push_float (gdbarch, regcache, tdep, type,
+ val, freg, greg, gparam);
freg++;
greg++;
@@ -1276,35 +1309,58 @@ ppc64_sysv_abi_push_dummy_call (struct g
&& (gdbarch_long_double_format (gdbarch)
== floatformats_ibm_long_double))
{
- /* IBM long double stored in two doublewords of the
- parameter save area and corresponding registers. */
if (write_pass)
+ ppc64_sysv_abi_push_float (gdbarch, regcache, tdep, type,
+ val, freg, greg, gparam);
+ freg += 2;
+ greg += 2;
+ gparam = align_up (gparam + TYPE_LENGTH (type), tdep->wordsize);
+ }
+ else if (TYPE_CODE (type) == TYPE_CODE_COMPLEX
+ && (TYPE_LENGTH (type) == 8 || TYPE_LENGTH (type) == 16))
+ {
+ int i;
+
+ for (i = 0; i < 2; i++)
{
- if (!tdep->soft_float && freg <= 13)
- {
- regcache_cooked_write (regcache,
- tdep->ppc_fp0_regnum + freg,
- val);
- if (freg <= 12)
- regcache_cooked_write (regcache,
- tdep->ppc_fp0_regnum + freg + 1,
- val + 8);
- }
- if (greg <= 10)
+ if (write_pass)
{
- regcache_cooked_write (regcache,
- tdep->ppc_gp0_regnum + greg,
- val);
- if (greg <= 9)
- regcache_cooked_write (regcache,
- tdep->ppc_gp0_regnum + greg + 1,
- val + 8);
+ struct type *target_type;
+
+ target_type = check_typedef (TYPE_TARGET_TYPE (type));
+ ppc64_sysv_abi_push_float (gdbarch, regcache, tdep,
+ target_type, val + i *
+ TYPE_LENGTH (target_type),
+ freg, greg, gparam);
}
- write_memory (gparam, val, TYPE_LENGTH (type));
+ freg++;
+ greg++;
+ /* Always consume parameter stack space. */
+ gparam = align_up (gparam + 8, tdep->wordsize);
+ }
+ }
+ else if (TYPE_CODE (type) == TYPE_CODE_COMPLEX
+ && TYPE_LENGTH (type) == 32
+ && (gdbarch_long_double_format (gdbarch)
+ == floatformats_ibm_long_double))
+ {
+ int i;
+
+ for (i = 0; i < 2; i++)
+ {
+ struct type *target_type;
+
+ target_type = check_typedef (TYPE_TARGET_TYPE (type));
+ if (write_pass)
+ ppc64_sysv_abi_push_float (gdbarch, regcache, tdep,
+ target_type, val + i *
+ TYPE_LENGTH (target_type),
+ freg, greg, gparam);
+ freg += 2;
+ greg += 2;
+ gparam = align_up (gparam + TYPE_LENGTH (target_type),
+ tdep->wordsize);
}
- freg += 2;
- greg += 2;
- gparam = align_up (gparam + TYPE_LENGTH (type), tdep->wordsize);
}
else if (TYPE_CODE (type) == TYPE_CODE_DECFLOAT
&& TYPE_LENGTH (type) <= 8)
#
# gdb-7.6-bound_minimal_symbol.patch
#
From: Tom Tromey <tromey@redhat.com>
Date: Mon Apr 8 19:59:09 2013 +0000
Git-commit: 7cbd4a934e9cf3808e1199c62e65b4c25b24b4e5
References: ppc64le enablement
* minsyms.h (struct bound_minimal_symbol): New.
(lookup_minimal_symbol_and_objfile): Return bound_minimal_symbol.
Remove objfile argument.
(lookup_minimal_symbol_by_pc_section, lookup_minimal_symbol_by_pc):
Return bound_minimal_symbol.
* minsyms.c (lookup_minimal_symbol_by_pc_1)
(lookup_minimal_symbol_by_pc_section, lookup_minimal_symbol_by_pc):
Return bound_minimal_symbol.
(in_gnu_ifunc_stub): Update.
(lookup_minimal_symbol_and_objfile): Return bound_minimal_symbol.
Remove 'objfile_p' argument.
(lookup_solib_trampoline_symbol_by_pc): Update.
* ada-tasks.c, amd64-windows-tdep.c, arm-tdep.c,
arm-wince-tdep.c, block.c, blockframe.c, breakpoint.c, btrace.c,
c-valprint.c, dwarf2loc.c, elfread.c, frame.c, frv-tdep.c,
glibc-tdep.c, gnu-v2-abi.c, gnu-v3-abi.c, hppa-hpux-tdep.c,
i386-tdep.c, ia64-tdep.c, infcall.c, infcmd.c, jit.c,
linux-fork.c, m32c-tdep.c, m68hc11-tdep.c, maint.c,
mips-tdep.c, p-valprint.c, parse.c, ppc-linux-tdep.c,
ppc-sysv-tdep.c, printcmd.c, rs6000-tdep.c, sh64-tdep.c,
stack.c, symtab.c, tui/tui-disasm.c: Update.
Acked-by: Petr Tesarik <ptesarik@suse.cz>
---
gdb/ChangeLog | 24 +++++++++++++++++++
gdb/ada-tasks.c | 6 ++--
gdb/amd64-windows-tdep.c | 12 +++++----
gdb/arm-tdep.c | 23 +++++++++---------
gdb/arm-wince-tdep.c | 14 +++++------
gdb/block.c | 5 ++--
gdb/blockframe.c | 8 +++---
gdb/breakpoint.c | 6 ++--
gdb/btrace.c | 8 +++---
gdb/c-valprint.c | 14 +++++------
gdb/coff-pe-read.c | 19 ++++++---------
gdb/dwarf2loc.c | 51 ++++++++++++++++++++++++------------------
gdb/elfread.c | 10 ++++----
gdb/frame.c | 2 -
gdb/frv-tdep.c | 8 +++---
gdb/glibc-tdep.c | 11 ++++-----
gdb/gnu-v2-abi.c | 6 ++--
gdb/gnu-v3-abi.c | 4 +--
gdb/hppa-hpux-tdep.c | 37 +++++++++++++++++-------------
gdb/i386-tdep.c | 10 ++++----
gdb/ia64-tdep.c | 4 +--
gdb/infcall.c | 6 ++--
gdb/infcmd.c | 6 ++--
gdb/jit.c | 18 ++++++++------
gdb/linux-fork.c | 6 ++--
gdb/m32c-tdep.c | 15 ++++++------
gdb/m68hc11-tdep.c | 8 +++---
gdb/maint.c | 10 ++++----
gdb/minsyms.c | 57 ++++++++++++++++++++++++++++++++---------------
gdb/minsyms.h | 32 ++++++++++++++++++--------
gdb/mips-tdep.c | 48 +++++++++++++++++++--------------------
gdb/p-valprint.c | 13 +++++-----
gdb/parse.c | 7 +++--
gdb/ppc-linux-tdep.c | 9 ++++---
gdb/ppc-sysv-tdep.c | 7 +++--
gdb/printcmd.c | 5 ++--
gdb/rs6000-tdep.c | 16 ++++++-------
gdb/sh64-tdep.c | 6 ++--
gdb/stack.c | 28 ++++++++++++-----------
gdb/symtab.c | 23 +++++++++---------
gdb/tui/tui-disasm.c | 2 -
41 files changed, 345 insertions(+), 259 deletions(-)
--- a/gdb/ChangeLog
+++ b/gdb/ChangeLog
@@ -1,3 +1,27 @@
+2013-04-08 Tom Tromey <tromey@redhat.com>
+
+ * minsyms.h (struct bound_minimal_symbol): New.
+ (lookup_minimal_symbol_and_objfile): Return bound_minimal_symbol.
+ Remove objfile argument.
+ (lookup_minimal_symbol_by_pc_section, lookup_minimal_symbol_by_pc):
+ Return bound_minimal_symbol.
+ * minsyms.c (lookup_minimal_symbol_by_pc_1)
+ (lookup_minimal_symbol_by_pc_section, lookup_minimal_symbol_by_pc):
+ Return bound_minimal_symbol.
+ (in_gnu_ifunc_stub): Update.
+ (lookup_minimal_symbol_and_objfile): Return bound_minimal_symbol.
+ Remove 'objfile_p' argument.
+ (lookup_solib_trampoline_symbol_by_pc): Update.
+ * ada-tasks.c, amd64-windows-tdep.c, arm-tdep.c,
+ arm-wince-tdep.c, block.c, blockframe.c, breakpoint.c, btrace.c,
+ c-valprint.c, dwarf2loc.c, elfread.c, frame.c, frv-tdep.c,
+ glibc-tdep.c, gnu-v2-abi.c, gnu-v3-abi.c, hppa-hpux-tdep.c,
+ i386-tdep.c, ia64-tdep.c, infcall.c, infcmd.c, jit.c,
+ linux-fork.c, m32c-tdep.c, m68hc11-tdep.c, maint.c,
+ mips-tdep.c, p-valprint.c, parse.c, ppc-linux-tdep.c,
+ ppc-sysv-tdep.c, printcmd.c, rs6000-tdep.c, sh64-tdep.c,
+ stack.c, symtab.c, tui/tui-disasm.c: Update.
+
2013-03-31 Tiago Stürmer Daitx <tdaitx@linux.vnet.ibm.com>
* ppc-sysv-tdep.c (ppc64_sysv_abi_push_float): New function.
--- a/gdb/ada-tasks.c
+++ b/gdb/ada-tasks.c
@@ -635,12 +635,12 @@ read_atcb (CORE_ADDR task_id, struct ada
sizeof (task_info->name) - 1);
else
{
- struct minimal_symbol *msym;
+ struct bound_minimal_symbol msym;
msym = lookup_minimal_symbol_by_pc (task_id);
- if (msym)
+ if (msym.minsym)
{
- const char *full_name = SYMBOL_LINKAGE_NAME (msym);
+ const char *full_name = SYMBOL_LINKAGE_NAME (msym.minsym);
const char *task_name = full_name;
const char *p;
--- a/gdb/amd64-windows-tdep.c
+++ b/gdb/amd64-windows-tdep.c
@@ -140,14 +140,14 @@ amd64_skip_main_prologue (struct gdbarch
if (target_read_memory (pc + 1, buf, sizeof buf) == 0)
{
- struct minimal_symbol *s;
+ struct bound_minimal_symbol s;
CORE_ADDR call_dest;
call_dest = pc + 5 + extract_signed_integer (buf, 4, byte_order);
s = lookup_minimal_symbol_by_pc (call_dest);
- if (s != NULL
- && SYMBOL_LINKAGE_NAME (s) != NULL
- && strcmp (SYMBOL_LINKAGE_NAME (s), "__main") == 0)
+ if (s.minsym != NULL
+ && SYMBOL_LINKAGE_NAME (s.minsym) != NULL
+ && strcmp (SYMBOL_LINKAGE_NAME (s.minsym), "__main") == 0)
pc += 5;
}
}
@@ -175,7 +175,9 @@ amd64_windows_skip_trampoline_code (stru
CORE_ADDR indirect_addr = pc + offset + 6;
struct minimal_symbol *indsym
- = indirect_addr ? lookup_minimal_symbol_by_pc (indirect_addr) : NULL;
+ = (indirect_addr
+ ? lookup_minimal_symbol_by_pc (indirect_addr).minsym
+ : NULL);
const char *symname = indsym ? SYMBOL_LINKAGE_NAME (indsym) : NULL;
if (symname)
--- a/gdb/arm-tdep.c
+++ b/gdb/arm-tdep.c
@@ -381,7 +381,7 @@ arm_find_mapping_symbol (CORE_ADDR memad
int
arm_pc_is_thumb (struct gdbarch *gdbarch, CORE_ADDR memaddr)
{
- struct minimal_symbol *sym;
+ struct bound_minimal_symbol sym;
char type;
struct displaced_step_closure* dsc
= get_displaced_step_closure_by_addr(memaddr);
@@ -423,8 +423,8 @@ arm_pc_is_thumb (struct gdbarch *gdbarch
/* Thumb functions have a "special" bit set in minimal symbols. */
sym = lookup_minimal_symbol_by_pc (memaddr);
- if (sym)
- return (MSYMBOL_IS_SPECIAL (sym));
+ if (sym.minsym)
+ return (MSYMBOL_IS_SPECIAL (sym.minsym));
/* If the user wants to override the fallback mode, let them. */
if (strcmp (arm_fallback_mode_string, "arm") == 0)
@@ -468,14 +468,14 @@ static int
skip_prologue_function (struct gdbarch *gdbarch, CORE_ADDR pc, int is_thumb)
{
enum bfd_endian byte_order_for_code = gdbarch_byte_order_for_code (gdbarch);
- struct minimal_symbol *msym;
+ struct bound_minimal_symbol msym;
msym = lookup_minimal_symbol_by_pc (pc);
- if (msym != NULL
- && SYMBOL_VALUE_ADDRESS (msym) == pc
- && SYMBOL_LINKAGE_NAME (msym) != NULL)
+ if (msym.minsym != NULL
+ && SYMBOL_VALUE_ADDRESS (msym.minsym) == pc
+ && SYMBOL_LINKAGE_NAME (msym.minsym) != NULL)
{
- const char *name = SYMBOL_LINKAGE_NAME (msym);
+ const char *name = SYMBOL_LINKAGE_NAME (msym.minsym);
/* The GNU linker's Thumb call stub to foo is named
__foo_from_thumb. */
@@ -1284,7 +1284,7 @@ arm_skip_stack_protector(CORE_ADDR pc, s
{
enum bfd_endian byte_order_for_code = gdbarch_byte_order_for_code (gdbarch);
unsigned int basereg;
- struct minimal_symbol *stack_chk_guard;
+ struct bound_minimal_symbol stack_chk_guard;
int offset;
int is_thumb = arm_pc_is_thumb (gdbarch, pc);
CORE_ADDR addr;
@@ -1299,8 +1299,9 @@ arm_skip_stack_protector(CORE_ADDR pc, s
/* If name of symbol doesn't start with '__stack_chk_guard', this
instruction sequence is not for stack protector. If symbol is
removed, we conservatively think this sequence is for stack protector. */
- if (stack_chk_guard
- && strncmp (SYMBOL_LINKAGE_NAME (stack_chk_guard), "__stack_chk_guard",
+ if (stack_chk_guard.minsym
+ && strncmp (SYMBOL_LINKAGE_NAME (stack_chk_guard.minsym),
+ "__stack_chk_guard",
strlen ("__stack_chk_guard")) != 0)
return pc;
--- a/gdb/arm-wince-tdep.c
+++ b/gdb/arm-wince-tdep.c
@@ -43,7 +43,7 @@ arm_pe_skip_trampoline_code (struct fram
struct gdbarch *gdbarch = get_frame_arch (frame);
enum bfd_endian byte_order = gdbarch_byte_order (gdbarch);
ULONGEST indirect;
- struct minimal_symbol *indsym;
+ struct bound_minimal_symbol indsym;
const char *symname;
CORE_ADDR next_pc;
@@ -62,10 +62,10 @@ arm_pe_skip_trampoline_code (struct fram
return 0;
indsym = lookup_minimal_symbol_by_pc (indirect);
- if (indsym == NULL)
+ if (indsym.minsym == NULL)
return 0;
- symname = SYMBOL_LINKAGE_NAME (indsym);
+ symname = SYMBOL_LINKAGE_NAME (indsym.minsym);
if (symname == NULL || strncmp (symname, "__imp_", 6) != 0)
return 0;
@@ -100,11 +100,11 @@ arm_wince_skip_main_prologue (struct gdb
long offset = sign_extend (this_instr & 0x000fffff, 23) << 2;
CORE_ADDR call_dest = (pc + 8 + offset) & 0xffffffffU;
- struct minimal_symbol *s = lookup_minimal_symbol_by_pc (call_dest);
+ struct bound_minimal_symbol s = lookup_minimal_symbol_by_pc (call_dest);
- if (s != NULL
- && SYMBOL_LINKAGE_NAME (s) != NULL
- && strcmp (SYMBOL_LINKAGE_NAME (s), "__gccmain") == 0)
+ if (s.minsym != NULL
+ && SYMBOL_LINKAGE_NAME (s.minsym) != NULL
+ && strcmp (SYMBOL_LINKAGE_NAME (s.minsym), "__gccmain") == 0)
pc += 4;
}
--- a/gdb/block.c
+++ b/gdb/block.c
@@ -208,7 +208,7 @@ call_site_for_pc (struct gdbarch *gdbarc
if (slot == NULL)
{
- struct minimal_symbol *msym = lookup_minimal_symbol_by_pc (pc);
+ struct bound_minimal_symbol msym = lookup_minimal_symbol_by_pc (pc);
/* DW_TAG_gnu_call_site will be missing just if GCC could not determine
the call target. */
@@ -216,7 +216,8 @@ call_site_for_pc (struct gdbarch *gdbarc
_("DW_OP_GNU_entry_value resolving cannot find "
"DW_TAG_GNU_call_site %s in %s"),
paddress (gdbarch, pc),
- msym == NULL ? "???" : SYMBOL_PRINT_NAME (msym));
+ (msym.minsym == NULL ? "???"
+ : SYMBOL_PRINT_NAME (msym.minsym)));
}
return *slot;
--- a/gdb/blockframe.c
+++ b/gdb/blockframe.c
@@ -88,7 +88,7 @@ CORE_ADDR
get_pc_function_start (CORE_ADDR pc)
{
struct block *bl;
- struct minimal_symbol *msymbol;
+ struct bound_minimal_symbol msymbol;
bl = block_for_pc (pc);
if (bl)
@@ -103,9 +103,9 @@ get_pc_function_start (CORE_ADDR pc)
}
msymbol = lookup_minimal_symbol_by_pc (pc);
- if (msymbol)
+ if (msymbol.minsym)
{
- CORE_ADDR fstart = SYMBOL_VALUE_ADDRESS (msymbol);
+ CORE_ADDR fstart = SYMBOL_VALUE_ADDRESS (msymbol.minsym);
if (find_pc_section (fstart))
return fstart;
@@ -218,7 +218,7 @@ find_pc_partial_function_gnu_ifunc (CORE
&& section == cache_pc_function_section)
goto return_cached_value;
- msymbol = lookup_minimal_symbol_by_pc_section (mapped_pc, section);
+ msymbol = lookup_minimal_symbol_by_pc_section (mapped_pc, section).minsym;
ALL_OBJFILES (objfile)
{
if (objfile->sf)
--- a/gdb/breakpoint.c
+++ b/gdb/breakpoint.c
@@ -9824,14 +9824,14 @@ resolve_sal_pc (struct symtab_and_line *
if we have line numbers but no functions (as can
happen in assembly source). */
- struct minimal_symbol *msym;
+ struct bound_minimal_symbol msym;
struct cleanup *old_chain = save_current_space_and_thread ();
switch_to_program_space_and_thread (sal->pspace);
msym = lookup_minimal_symbol_by_pc (sal->pc);
- if (msym)
- sal->section = SYMBOL_OBJ_SECTION (msym);
+ if (msym.minsym)
+ sal->section = SYMBOL_OBJ_SECTION (msym.minsym);
do_cleanups (old_chain);
}
--- a/gdb/btrace.c
+++ b/gdb/btrace.c
@@ -272,7 +272,7 @@ compute_ftrace (VEC (btrace_inst_s) *itr
for (idx = 0; VEC_iterate (btrace_inst_s, itrace, idx, binst); ++idx)
{
struct symtab_and_line sal;
- struct minimal_symbol *mfun;
+ struct bound_minimal_symbol mfun;
struct symbol *fun;
const char *filename;
CORE_ADDR pc;
@@ -285,7 +285,7 @@ compute_ftrace (VEC (btrace_inst_s) *itr
fun = find_pc_function (pc);
mfun = lookup_minimal_symbol_by_pc (pc);
- if (fun == NULL && mfun == NULL)
+ if (fun == NULL && mfun.minsym == NULL)
{
DEBUG_FTRACE ("no symbol at %u, pc=%s", idx,
core_addr_to_string_nz (pc));
@@ -293,11 +293,11 @@ compute_ftrace (VEC (btrace_inst_s) *itr
}
/* If we're switching functions, we start over. */
- if (ftrace_function_switched (bfun, mfun, fun))
+ if (ftrace_function_switched (bfun, mfun.minsym, fun))
{
bfun = VEC_safe_push (btrace_func_s, ftrace, NULL);
- ftrace_init_func (bfun, mfun, fun, idx);
+ ftrace_init_func (bfun, mfun.minsym, fun, idx);
ftrace_debug (bfun, "init");
}
--- a/gdb/c-valprint.c
+++ b/gdb/c-valprint.c
@@ -310,18 +310,18 @@ c_val_print (struct type *type, const gd
CORE_ADDR vt_address = unpack_pointer (type,
valaddr
+ embedded_offset);
- struct minimal_symbol *msymbol =
- lookup_minimal_symbol_by_pc (vt_address);
+ struct bound_minimal_symbol msymbol =
+ lookup_minimal_symbol_by_pc (vt_address);
/* If 'symbol_print' is set, we did the work above. */
if (!options->symbol_print
- && (msymbol != NULL)
- && (vt_address == SYMBOL_VALUE_ADDRESS (msymbol)))
+ && (msymbol.minsym != NULL)
+ && (vt_address == SYMBOL_VALUE_ADDRESS (msymbol.minsym)))
{
if (want_space)
fputs_filtered (" ", stream);
fputs_filtered (" <", stream);
- fputs_filtered (SYMBOL_PRINT_NAME (msymbol), stream);
+ fputs_filtered (SYMBOL_PRINT_NAME (msymbol.minsym), stream);
fputs_filtered (">", stream);
want_space = 1;
}
@@ -337,8 +337,8 @@ c_val_print (struct type *type, const gd
if (want_space)
fputs_filtered (" ", stream);
- if (msymbol != NULL)
- wsym = lookup_symbol (SYMBOL_LINKAGE_NAME (msymbol),
+ if (msymbol.minsym != NULL)
+ wsym = lookup_symbol (SYMBOL_LINKAGE_NAME (msymbol.minsym),
block, VAR_DOMAIN,
&is_this_fld);
--- a/gdb/coff-pe-read.c
+++ b/gdb/coff-pe-read.c
@@ -203,8 +203,7 @@ add_pe_forwarded_sym (const char *sym_na
const char *dll_name, struct objfile *objfile)
{
CORE_ADDR vma;
- struct objfile *forward_objfile;
- struct minimal_symbol *msymbol;
+ struct bound_minimal_symbol msymbol;
short section;
enum minimal_symbol_type msymtype;
int dll_name_len = strlen (dll_name);
@@ -218,20 +217,18 @@ add_pe_forwarded_sym (const char *sym_na
forward_func_name);
- msymbol = lookup_minimal_symbol_and_objfile (forward_qualified_name,
- &forward_objfile);
+ msymbol = lookup_minimal_symbol_and_objfile (forward_qualified_name);
- if (!msymbol)
+ if (!msymbol.minsym)
{
int i;
for (i = 0; i < forward_dll_name_len; i++)
forward_qualified_name[i] = tolower (forward_qualified_name[i]);
- msymbol = lookup_minimal_symbol_and_objfile (forward_qualified_name,
- &forward_objfile);
+ msymbol = lookup_minimal_symbol_and_objfile (forward_qualified_name);
}
- if (!msymbol)
+ if (!msymbol.minsym)
{
if (debug_coff_pe_read)
fprintf_unfiltered (gdb_stdlog, _("Unable to find function \"%s\" in"
@@ -246,9 +243,9 @@ add_pe_forwarded_sym (const char *sym_na
" \"%s\" in dll \"%s\", pointing to \"%s\"\n"),
sym_name, dll_name, forward_qualified_name);
- vma = SYMBOL_VALUE_ADDRESS (msymbol);
- section = SYMBOL_SECTION (msymbol);
- msymtype = MSYMBOL_TYPE (msymbol);
+ vma = SYMBOL_VALUE_ADDRESS (msymbol.minsym);
+ section = SYMBOL_SECTION (msymbol.minsym);
+ msymtype = MSYMBOL_TYPE (msymbol.minsym);
/* Generate a (hopefully unique) qualified name using the first part
of the dll name, e.g. KERNEL32!AddAtomA. This matches the style
--- a/gdb/dwarf2loc.c
+++ b/gdb/dwarf2loc.c
@@ -500,19 +500,20 @@ call_site_to_target_addr (struct gdbarch
dwarf_block = FIELD_DWARF_BLOCK (call_site->target);
if (dwarf_block == NULL)
{
- struct minimal_symbol *msym;
+ struct bound_minimal_symbol msym;
msym = lookup_minimal_symbol_by_pc (call_site->pc - 1);
throw_error (NO_ENTRY_VALUE_ERROR,
_("DW_AT_GNU_call_site_target is not specified "
"at %s in %s"),
paddress (call_site_gdbarch, call_site->pc),
- msym == NULL ? "???" : SYMBOL_PRINT_NAME (msym));
+ (msym.minsym == NULL ? "???"
+ : SYMBOL_PRINT_NAME (msym.minsym)));
}
if (caller_frame == NULL)
{
- struct minimal_symbol *msym;
+ struct bound_minimal_symbol msym;
msym = lookup_minimal_symbol_by_pc (call_site->pc - 1);
throw_error (NO_ENTRY_VALUE_ERROR,
@@ -520,7 +521,8 @@ call_site_to_target_addr (struct gdbarch
"requires known frame which is currently not "
"available at %s in %s"),
paddress (call_site_gdbarch, call_site->pc),
- msym == NULL ? "???" : SYMBOL_PRINT_NAME (msym));
+ (msym.minsym == NULL ? "???"
+ : SYMBOL_PRINT_NAME (msym.minsym)));
}
caller_arch = get_frame_arch (caller_frame);
@@ -547,7 +549,7 @@ call_site_to_target_addr (struct gdbarch
msym = lookup_minimal_symbol (physname, NULL, NULL);
if (msym == NULL)
{
- msym = lookup_minimal_symbol_by_pc (call_site->pc - 1);
+ msym = lookup_minimal_symbol_by_pc (call_site->pc - 1).minsym;
throw_error (NO_ENTRY_VALUE_ERROR,
_("Cannot find function \"%s\" for a call site target "
"at %s in %s"),
@@ -643,14 +645,15 @@ func_verify_no_selftailcall (struct gdba
if (target_addr == verify_addr)
{
- struct minimal_symbol *msym;
+ struct bound_minimal_symbol msym;
msym = lookup_minimal_symbol_by_pc (verify_addr);
throw_error (NO_ENTRY_VALUE_ERROR,
_("DW_OP_GNU_entry_value resolving has found "
"function \"%s\" at %s can call itself via tail "
"calls"),
- msym == NULL ? "???" : SYMBOL_PRINT_NAME (msym),
+ (msym.minsym == NULL ? "???"
+ : SYMBOL_PRINT_NAME (msym.minsym)),
paddress (gdbarch, verify_addr));
}
@@ -674,10 +677,11 @@ static void
tailcall_dump (struct gdbarch *gdbarch, const struct call_site *call_site)
{
CORE_ADDR addr = call_site->pc;
- struct minimal_symbol *msym = lookup_minimal_symbol_by_pc (addr - 1);
+ struct bound_minimal_symbol msym = lookup_minimal_symbol_by_pc (addr - 1);
fprintf_unfiltered (gdb_stdlog, " %s(%s)", paddress (gdbarch, addr),
- msym == NULL ? "???" : SYMBOL_PRINT_NAME (msym));
+ (msym.minsym == NULL ? "???"
+ : SYMBOL_PRINT_NAME (msym.minsym)));
}
@@ -907,7 +911,7 @@ call_site_find_chain_1 (struct gdbarch *
if (retval == NULL)
{
- struct minimal_symbol *msym_caller, *msym_callee;
+ struct bound_minimal_symbol msym_caller, msym_callee;
msym_caller = lookup_minimal_symbol_by_pc (caller_pc);
msym_callee = lookup_minimal_symbol_by_pc (callee_pc);
@@ -915,11 +919,11 @@ call_site_find_chain_1 (struct gdbarch *
_("There are no unambiguously determinable intermediate "
"callers or callees between caller function \"%s\" at %s "
"and callee function \"%s\" at %s"),
- (msym_caller == NULL
- ? "???" : SYMBOL_PRINT_NAME (msym_caller)),
+ (msym_caller.minsym == NULL
+ ? "???" : SYMBOL_PRINT_NAME (msym_caller.minsym)),
paddress (gdbarch, caller_pc),
- (msym_callee == NULL
- ? "???" : SYMBOL_PRINT_NAME (msym_callee)),
+ (msym_callee.minsym == NULL
+ ? "???" : SYMBOL_PRINT_NAME (msym_callee.minsym)),
paddress (gdbarch, callee_pc));
}
@@ -1011,7 +1015,8 @@ dwarf_expr_reg_to_entry_parameter (struc
caller_frame = get_prev_frame (frame);
if (gdbarch != frame_unwind_arch (frame))
{
- struct minimal_symbol *msym = lookup_minimal_symbol_by_pc (func_addr);
+ struct bound_minimal_symbol msym
+ = lookup_minimal_symbol_by_pc (func_addr);
struct gdbarch *caller_gdbarch = frame_unwind_arch (frame);
throw_error (NO_ENTRY_VALUE_ERROR,
@@ -1019,18 +1024,21 @@ dwarf_expr_reg_to_entry_parameter (struc
"(of %s (%s)) does not match caller gdbarch %s"),
gdbarch_bfd_arch_info (gdbarch)->printable_name,
paddress (gdbarch, func_addr),
- msym == NULL ? "???" : SYMBOL_PRINT_NAME (msym),
+ (msym.minsym == NULL ? "???"
+ : SYMBOL_PRINT_NAME (msym.minsym)),
gdbarch_bfd_arch_info (caller_gdbarch)->printable_name);
}
if (caller_frame == NULL)
{
- struct minimal_symbol *msym = lookup_minimal_symbol_by_pc (func_addr);
+ struct bound_minimal_symbol msym
+ = lookup_minimal_symbol_by_pc (func_addr);
throw_error (NO_ENTRY_VALUE_ERROR, _("DW_OP_GNU_entry_value resolving "
"requires caller of %s (%s)"),
paddress (gdbarch, func_addr),
- msym == NULL ? "???" : SYMBOL_PRINT_NAME (msym));
+ (msym.minsym == NULL ? "???"
+ : SYMBOL_PRINT_NAME (msym.minsym)));
}
caller_pc = get_frame_pc (caller_frame);
call_site = call_site_for_pc (gdbarch, caller_pc);
@@ -1040,8 +1048,8 @@ dwarf_expr_reg_to_entry_parameter (struc
{
struct minimal_symbol *target_msym, *func_msym;
- target_msym = lookup_minimal_symbol_by_pc (target_addr);
- func_msym = lookup_minimal_symbol_by_pc (func_addr);
+ target_msym = lookup_minimal_symbol_by_pc (target_addr).minsym;
+ func_msym = lookup_minimal_symbol_by_pc (func_addr).minsym;
throw_error (NO_ENTRY_VALUE_ERROR,
_("DW_OP_GNU_entry_value resolving expects callee %s at %s "
"but the called frame is for %s at %s"),
@@ -1064,7 +1072,8 @@ dwarf_expr_reg_to_entry_parameter (struc
}
if (iparams == call_site->parameter_count)
{
- struct minimal_symbol *msym = lookup_minimal_symbol_by_pc (caller_pc);
+ struct minimal_symbol *msym
+ = lookup_minimal_symbol_by_pc (caller_pc).minsym;
/* DW_TAG_GNU_call_site_parameter will be missing just if GCC could not
determine its value. */
--- a/gdb/elfread.c
+++ b/gdb/elfread.c
@@ -735,7 +735,7 @@ elf_gnu_ifunc_cache_eq (const void *a_vo
static int
elf_gnu_ifunc_record_cache (const char *name, CORE_ADDR addr)
{
- struct minimal_symbol *msym;
+ struct bound_minimal_symbol msym;
asection *sect;
struct objfile *objfile;
htab_t htab;
@@ -743,13 +743,13 @@ elf_gnu_ifunc_record_cache (const char *
void **slot;
msym = lookup_minimal_symbol_by_pc (addr);
- if (msym == NULL)
+ if (msym.minsym == NULL)
return 0;
- if (SYMBOL_VALUE_ADDRESS (msym) != addr)
+ if (SYMBOL_VALUE_ADDRESS (msym.minsym) != addr)
return 0;
/* minimal symbols have always SYMBOL_OBJ_SECTION non-NULL. */
- sect = SYMBOL_OBJ_SECTION (msym)->the_bfd_section;
- objfile = SYMBOL_OBJ_SECTION (msym)->objfile;
+ sect = SYMBOL_OBJ_SECTION (msym.minsym)->the_bfd_section;
+ objfile = SYMBOL_OBJ_SECTION (msym.minsym)->objfile;
/* If .plt jumps back to .plt the symbol is still deferred for later
resolution and it has no use for GDB. Besides ".text" this symbol can
--- a/gdb/frame.c
+++ b/gdb/frame.c
@@ -1678,7 +1678,7 @@ get_prev_frame_1 (struct frame_info *thi
/* gcc -fsplit-stack __morestack can continue the stack anywhere. */
this_pc_in_block = get_frame_address_in_block (this_frame);
- morestack_msym = lookup_minimal_symbol_by_pc (this_pc_in_block);
+ morestack_msym = lookup_minimal_symbol_by_pc (this_pc_in_block).minsym;
if (morestack_msym)
morestack_name = SYMBOL_LINKAGE_NAME (morestack_msym);
if (!morestack_name || strcmp (morestack_name, "__morestack") != 0)
--- a/gdb/frv-tdep.c
+++ b/gdb/frv-tdep.c
@@ -1072,7 +1072,7 @@ frv_skip_main_prologue (struct gdbarch *
{
LONGEST displ;
CORE_ADDR call_dest;
- struct minimal_symbol *s;
+ struct bound_minimal_symbol s;
displ = ((op & 0xfe000000) >> 7) | (op & 0x0003ffff);
if ((displ & 0x00800000) != 0)
@@ -1081,9 +1081,9 @@ frv_skip_main_prologue (struct gdbarch *
call_dest = pc + 4 * displ;
s = lookup_minimal_symbol_by_pc (call_dest);
- if (s != NULL
- && SYMBOL_LINKAGE_NAME (s) != NULL
- && strcmp (SYMBOL_LINKAGE_NAME (s), "__main") == 0)
+ if (s.minsym != NULL
+ && SYMBOL_LINKAGE_NAME (s.minsym) != NULL
+ && strcmp (SYMBOL_LINKAGE_NAME (s.minsym), "__main") == 0)
{
pc += 4;
return pc;
--- a/gdb/glibc-tdep.c
+++ b/gdb/glibc-tdep.c
@@ -53,19 +53,18 @@ glibc_skip_solib_resolver (struct gdbarc
of GNU/Linux will provide a portable, efficient interface for
debugging programs that use shared libraries. */
- struct objfile *objfile;
- struct minimal_symbol *resolver
- = lookup_minimal_symbol_and_objfile ("_dl_runtime_resolve", &objfile);
+ struct bound_minimal_symbol resolver
+ = lookup_minimal_symbol_and_objfile ("_dl_runtime_resolve");
- if (resolver)
+ if (resolver.minsym)
{
/* The dynamic linker began using this name in early 2005. */
struct minimal_symbol *fixup
- = lookup_minimal_symbol ("_dl_fixup", NULL, objfile);
+ = lookup_minimal_symbol ("_dl_fixup", NULL, resolver.objfile);
/* This is the name used in older versions. */
if (! fixup)
- fixup = lookup_minimal_symbol ("fixup", NULL, objfile);
+ fixup = lookup_minimal_symbol ("fixup", NULL, resolver.objfile);
if (fixup && SYMBOL_VALUE_ADDRESS (fixup) == pc)
return frame_unwind_caller_pc (get_current_frame ());
--- a/gdb/gnu-v2-abi.c
+++ b/gdb/gnu-v2-abi.c
@@ -191,7 +191,7 @@ gnuv2_value_rtti_type (struct value *v,
struct type *known_type;
struct type *rtti_type;
CORE_ADDR vtbl;
- struct minimal_symbol *minsym;
+ struct bound_minimal_symbol minsym;
char *demangled_name, *p;
const char *linkage_name;
struct type *btype;
@@ -245,8 +245,8 @@ gnuv2_value_rtti_type (struct value *v,
/* Try to find a symbol that is the vtable. */
minsym=lookup_minimal_symbol_by_pc(vtbl);
- if (minsym==NULL
- || (linkage_name=SYMBOL_LINKAGE_NAME (minsym))==NULL
+ if (minsym.minsym==NULL
+ || (linkage_name=SYMBOL_LINKAGE_NAME (minsym.minsym))==NULL
|| !is_vtable_name (linkage_name))
return NULL;
--- a/gdb/gnu-v3-abi.c
+++ b/gdb/gnu-v3-abi.c
@@ -306,7 +306,7 @@ gnuv3_rtti_type (struct value *value,
/* Find the linker symbol for this vtable. */
vtable_symbol
= lookup_minimal_symbol_by_pc (value_address (vtable)
- + value_embedded_offset (vtable));
+ + value_embedded_offset (vtable)).minsym;
if (! vtable_symbol)
return NULL;
@@ -988,7 +988,7 @@ gnuv3_skip_trampoline (struct frame_info
real_stop_pc = stop_pc;