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* Makefile.in (m68k-tdep.o, m68klinux-tdep.o): Update
dependencies. * m68k-tdep.c (m68k_gdbarch_init): Call gdbarch_init_osabi at the end. * m68klinux-tdep.c (m68k_linux_init_abi): New function. (_initialize_m68k_linux_tdep): New function. (m68k_linux_frame_saved_pc): Make static. (m68k_linux_extract_return_value): Likewise. (m68k_linux_store_return_value): Likewise. (m68k_linux_extract_struct_value_address): Likewise. * config/m68k/tm-linux.h (DEPRECATED_EXTRACT_RETURN_VALUE): Remove. (DEPRECATED_STORE_RETURN_VALUE): Remove. (DEPRECATED_EXTRACT_STRUCT_VALUE_ADDRESS): Remove. (DEPRECATED_FRAME_SAVED_PC): Remove.
This commit is contained in:
Andreas Schwab
parent
72fe3d258d
commit
55809acbfc
@ -1,3 +1,21 @@
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2003-05-21 Andreas Schwab <schwab@suse.de>
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* Makefile.in (m68k-tdep.o, m68klinux-tdep.o): Update
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dependencies.
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* m68k-tdep.c (m68k_gdbarch_init): Call gdbarch_init_osabi at the
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end.
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* m68klinux-tdep.c (m68k_linux_init_abi): New function.
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(_initialize_m68k_linux_tdep): New function.
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(m68k_linux_frame_saved_pc): Make static.
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(m68k_linux_extract_return_value): Likewise.
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(m68k_linux_store_return_value): Likewise.
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(m68k_linux_extract_struct_value_address): Likewise.
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* config/m68k/tm-linux.h (DEPRECATED_EXTRACT_RETURN_VALUE):
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Remove.
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(DEPRECATED_STORE_RETURN_VALUE): Remove.
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(DEPRECATED_EXTRACT_STRUCT_VALUE_ADDRESS): Remove.
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(DEPRECATED_FRAME_SAVED_PC): Remove.
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2003-05-20 Kris Warkentin <kewarken@qnx.com>
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* nto-tdep.c (fetch_core_registers): Match gdb's idea of
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@ -1918,12 +1918,12 @@ m68hc11-tdep.o: m68hc11-tdep.c $(defs_h) $(frame_h) $(symtab_h) \
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m68k-stub.o: m68k-stub.c
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m68k-tdep.o: m68k-tdep.c $(defs_h) $(frame_h) $(symtab_h) $(gdbcore_h) \
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$(value_h) $(gdb_string_h) $(inferior_h) $(regcache_h) \
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$(arch_utils_h) $(gregset_h) $(m68k_tdep_h)
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$(arch_utils_h) $(gregset_h) $(osabi_h) $(m68k_tdep_h)
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m68klinux-nat.o: m68klinux-nat.c $(defs_h) $(frame_h) $(inferior_h) \
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$(language_h) $(gdbcore_h) $(gdb_string_h) $(regcache_h) \
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$(m68k_tdep_h) $(gdb_stat_h) $(floatformat_h) $(target_h)
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m68klinux-tdep.o: m68klinux-tdep.c $(defs_h) $(gdbcore_h) $(frame_h) \
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$(target_h) $(gdb_string_h) $(gdbtypes_h) $(m68k_tdep_t)
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$(target_h) $(gdb_string_h) $(gdbtypes_h) $(osabi_h) $(m68k_tdep_t)
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m68knbsd-nat.o: m68knbsd-nat.c $(defs_h) $(inferior_h) $(gdbcore_h) \
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$(regcache_h)
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m68knbsd-tdep.o: m68knbsd-tdep.c $(defs_h) $(gdbtypes_h) $(regcache_h)
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@ -31,33 +31,6 @@
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#define START_INFERIOR_TRAPS_EXPECTED 2
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/* The following definitions are appropriate when using the ELF
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format, where floating point values are returned in fp0, pointer
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values in a0 and other values in d0. */
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/* Extract from an array REGBUF containing the (raw) register state a
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function return value of type TYPE, and copy that, in virtual
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format, into VALBUF. */
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#define DEPRECATED_EXTRACT_RETURN_VALUE(TYPE, REGBUF, VALBUF) \
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m68k_linux_extract_return_value (TYPE, REGBUF, VALBUF)
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extern void m68k_linux_extract_return_value (struct type *, char *, char *);
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/* Write into appropriate registers a function return value of type
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TYPE, given in virtual format. */
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#define DEPRECATED_STORE_RETURN_VALUE(TYPE, VALBUF) \
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m68k_linux_store_return_value (TYPE, VALBUF)
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extern void m68k_linux_store_return_value (struct type *, char *);
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/* Extract from an array REGBUF containing the (raw) register state
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the address in which a function should return its structure value,
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as a CORE_ADDR (or an expression that can be used as one). */
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#define DEPRECATED_EXTRACT_STRUCT_VALUE_ADDRESS(REGBUF) \
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m68k_linux_extract_struct_value_address (REGBUF)
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extern CORE_ADDR m68k_linux_extract_struct_value_address (char *);
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/* Offsets (in target ints) into jmp_buf. */
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#define JB_ELEMENT_SIZE 4
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@ -70,8 +43,5 @@ extern CORE_ADDR m68k_linux_extract_struct_value_address (char *);
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#define GET_LONGJMP_TARGET(ADDR) m68k_get_longjmp_target(ADDR)
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#define DEPRECATED_FRAME_SAVED_PC(frame) m68k_linux_frame_saved_pc (frame)
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extern CORE_ADDR m68k_linux_frame_saved_pc (struct frame_info *);
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#define IN_SIGTRAMP(pc,name) m68k_linux_in_sigtramp (pc)
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extern int m68k_linux_in_sigtramp (CORE_ADDR pc);
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@ -29,6 +29,7 @@
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#include "inferior.h"
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#include "regcache.h"
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#include "arch-utils.h"
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#include "osabi.h"
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#include "m68k-tdep.h"
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@ -1052,6 +1053,9 @@ m68k_gdbarch_init (struct gdbarch_info info, struct gdbarch_list *arches)
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/* Should be using push_dummy_call. */
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set_gdbarch_deprecated_dummy_write_sp (gdbarch, generic_target_write_sp);
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/* Hook in ABI-specific overrides, if they have been registered. */
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gdbarch_init_osabi (info, gdbarch);
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return gdbarch;
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}
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@ -26,6 +26,7 @@
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#include "target.h"
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#include "gdb_string.h"
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#include "gdbtypes.h"
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#include "osabi.h"
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#include "m68k-tdep.h"
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/* Check whether insn1 and insn2 are parts of a signal trampoline. */
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@ -68,8 +69,8 @@ m68k_linux_in_sigtramp (CORE_ADDR pc)
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if (IS_RT_SIGTRAMP (insn0, insn1))
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return 2;
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insn0 = (insn0 << 16) | (insn1 >> 16);
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insn1 = (insn1 << 16) | (insn2 >> 16);
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insn0 = ((insn0 << 16) & 0xffffffff) | (insn1 >> 16);
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insn1 = ((insn1 << 16) & 0xffffffff) | (insn2 >> 16);
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if (IS_SIGTRAMP (insn0, insn1))
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return 1;
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if (IS_RT_SIGTRAMP (insn0, insn1))
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@ -118,7 +119,7 @@ m68k_linux_sigtramp_saved_pc (struct frame_info *frame)
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/* Return the saved program counter for FRAME. */
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CORE_ADDR
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static CORE_ADDR
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m68k_linux_frame_saved_pc (struct frame_info *frame)
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{
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if (get_frame_type (frame) == SIGTRAMP_FRAME)
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@ -127,7 +128,15 @@ m68k_linux_frame_saved_pc (struct frame_info *frame)
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return read_memory_unsigned_integer (get_frame_base (frame) + 4, 4);
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}
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void
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/* The following definitions are appropriate when using the ELF
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format, where floating point values are returned in fp0, pointer
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values in a0 and other values in d0. */
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/* Extract from an array REGBUF containing the (raw) register state a
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function return value of type TYPE, and copy that, in virtual
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format, into VALBUF. */
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static void
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m68k_linux_extract_return_value (struct type *type, char *regbuf, char *valbuf)
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{
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if (TYPE_CODE (type) == TYPE_CODE_FLT)
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@ -145,7 +154,10 @@ m68k_linux_extract_return_value (struct type *type, char *regbuf, char *valbuf)
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TYPE_LENGTH (type));
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}
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void
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/* Write into appropriate registers a function return value of type
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TYPE, given in virtual format. */
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static void
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m68k_linux_store_return_value (struct type *type, char *valbuf)
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{
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if (TYPE_CODE (type) == TYPE_CODE_FLT)
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@ -164,8 +176,32 @@ m68k_linux_store_return_value (struct type *type, char *valbuf)
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}
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}
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CORE_ADDR
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/* Extract from an array REGBUF containing the (raw) register state
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the address in which a function should return its structure value,
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as a CORE_ADDR. */
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static CORE_ADDR
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m68k_linux_extract_struct_value_address (char *regbuf)
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{
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return *(CORE_ADDR *) (regbuf + REGISTER_BYTE (M68K_A0_REGNUM));
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}
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static void
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m68k_linux_init_abi (struct gdbarch_info info, struct gdbarch *gdbarch)
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{
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set_gdbarch_deprecated_frame_saved_pc (gdbarch,
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m68k_linux_frame_saved_pc);
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set_gdbarch_deprecated_extract_return_value (gdbarch,
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m68k_linux_extract_return_value);
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set_gdbarch_deprecated_store_return_value (gdbarch,
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m68k_linux_store_return_value);
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set_gdbarch_deprecated_extract_struct_value_address (gdbarch,
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m68k_linux_extract_struct_value_address);
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}
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void
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_initialize_m68k_linux_tdep (void)
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{
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gdbarch_register_osabi (bfd_arch_m68k, 0, GDB_OSABI_LINUX,
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m68k_linux_init_abi);
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}
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