diff options
Diffstat (limited to 'gdb/config/m32r/tm-m32r.h')
| -rw-r--r-- | gdb/config/m32r/tm-m32r.h | 86 |
1 files changed, 46 insertions, 40 deletions
diff --git a/gdb/config/m32r/tm-m32r.h b/gdb/config/m32r/tm-m32r.h index 8eac68e..c9342e1 100644 --- a/gdb/config/m32r/tm-m32r.h +++ b/gdb/config/m32r/tm-m32r.h @@ -128,16 +128,15 @@ m32r_frame_find_saved_regs PARAMS ((struct frame_info *fi, extern CORE_ADDR m32r_frame_chain PARAMS ((struct frame_info *fi)); /* mvs_check FRAME_CHAIN */ -#define FRAME_CHAIN(fi) m32r_frame_chain (fi) +#define FRAME_CHAIN(fi) m32r_frame_chain (fi) -extern int generic_frame_chain_valid PARAMS ((CORE_ADDR, struct frame_info *)); -#define FRAME_CHAIN_VALID(fp, frame) (generic_frame_chain_valid (fp, frame)) +#define FRAME_CHAIN_VALID(fp, frame) generic_frame_chain_valid (fp, frame) extern CORE_ADDR m32r_find_callers_reg PARAMS ((struct frame_info *fi, int regnum)); extern CORE_ADDR m32r_frame_saved_pc PARAMS((struct frame_info *)); /* mvs_check FRAME_SAVED_PC */ -#define FRAME_SAVED_PC(fi) (m32r_frame_saved_pc (fi)) +#define FRAME_SAVED_PC(fi) m32r_frame_saved_pc (fi) /* mvs_check EXTRACT_RETURN_VALUE */ #define EXTRACT_RETURN_VALUE(TYPE, REGBUF, VALBUF) \ @@ -183,32 +182,16 @@ extern CORE_ADDR m32r_skip_prologue PARAMS ((CORE_ADDR pc)); (TYPE_LENGTH (TYPE) > 8) #define EXTRACT_STRUCT_VALUE_ADDRESS(REGBUF) \ - (extract_address (REGBUF + REGISTER_BYTE (V0_REGNUM), \ - REGISTER_RAW_SIZE (V0_REGNUM))) + extract_address (REGBUF + REGISTER_BYTE (V0_REGNUM), \ + REGISTER_RAW_SIZE (V0_REGNUM)) #define REG_STRUCT_HAS_ADDR(gcc_p,type) (TYPE_LENGTH (type) > 8) - - - /* generic dummy frame stuff */ -extern CORE_ADDR generic_read_register_dummy PARAMS ((struct frame_info *fi, - int regno)); - -extern void generic_push_dummy_frame PARAMS ((void)); -extern void generic_pop_dummy_frame PARAMS ((void)); - -extern int generic_pc_in_call_dummy PARAMS ((CORE_ADDR pc, - CORE_ADDR fp, - CORE_ADDR sp)); -extern char * generic_find_dummy_frame PARAMS ((CORE_ADDR pc, - CORE_ADDR fp, - CORE_ADDR sp)); - -#define PUSH_DUMMY_FRAME (generic_push_dummy_frame ()) -#define PC_IN_CALL_DUMMY(PC, SP, FP) (generic_pc_in_call_dummy (PC, SP, FP)) +#define PUSH_DUMMY_FRAME generic_push_dummy_frame () +#define PC_IN_CALL_DUMMY(PC, SP, FP) generic_pc_in_call_dummy (PC, SP) /* target-specific dummy_frame stuff */ @@ -220,7 +203,7 @@ extern struct frame_info *m32r_pop_frame PARAMS ((struct frame_info *frame)); /* mvs_no_check STACK_ALIGN */ /* #define STACK_ALIGN(x) ((x + 3) & ~3) */ -extern void m32r_push_return_address PARAMS ((CORE_ADDR)); +extern CORE_ADDR m32r_push_return_address PARAMS ((CORE_ADDR, CORE_ADDR)); extern CORE_ADDR m32r_push_arguments PARAMS ((int nargs, struct value **args, CORE_ADDR sp, @@ -233,18 +216,41 @@ extern CORE_ADDR m32r_push_arguments PARAMS ((int nargs, #define PUSH_ARGUMENTS(NARGS, ARGS, SP, STRUCT_RETURN, STRUCT_ADDR) \ (SP) = m32r_push_arguments (NARGS, ARGS, SP, STRUCT_RETURN, STRUCT_ADDR) - - -#define CALL_DUMMY { } /* mvs_no_check CALL_DUMMY */ -#define CALL_DUMMY_ADDRESS() (entry_point_address ()) /* mvs_no_check CALL_DUMMY_ADDRESS */ - -#define CALL_DUMMY_START_OFFSET (0) /* mvs_no_check CALL_DUMMY_START_OFFSET */ -#define CALL_DUMMY_BREAKPOINT_OFFSET (0) /* mvs_no_check CALL_DUMMY_BREAKPOINT_OFFSET */ -#define CALL_DUMMY_LENGTH (0) /* mvs_no_check CALL_DUMMY_LENGTH */ - -/* mvs_no_check FIX_CALL_DUMMY */ -#define FIX_CALL_DUMMY(DUMMY1, START_SP, FUNADDR, NARGS, \ - ARGS, VALUE_TYPE, USING_GCC) - -#define CALL_DUMMY_LOCATION AT_ENTRY_POINT -#define PUSH_RETURN_ADDRESS(pc) (m32r_push_return_address (pc)) +#define PUSH_RETURN_ADDRESS(PC, SP) m32r_push_return_address (PC, SP) + +/* override the standard get_saved_register function with + one that takes account of generic CALL_DUMMY frames */ +#define GET_SAVED_REGISTER + +#if 1 +#define CALL_DUMMY {0} +#define CALL_DUMMY_LENGTH (0) +#define CALL_DUMMY_START_OFFSET (0) +#define CALL_DUMMY_BREAKPOINT_OFFSET (0) +#define FIX_CALL_DUMMY(DUMMY1, STARTADDR, FUNADDR, NARGS, ARGS, TYPE, GCCP) +#define CALL_DUMMY_LOCATION AT_ENTRY_POINT +#define CALL_DUMMY_ADDRESS() entry_point_address () + +#else +/* +/* Use these defines if, for whatever reason, you want to use a + genuine call_dummy sequence (A sequence of machine instructions + that GDB will write into the target address space, usually on the + stack, for calling a function in the inferior): + + This sequence of words defines the instructions: + + ld24 R8, <destination> + jl R8 + nop + trap +*/ +#define CALL_DUMMY { 0xe8000000, 0x1ec87000, 0x10f110f1 } +#define CALL_DUMMY_LENGTH (12) +#define CALL_DUMMY_START_OFFSET (0) +#define CALL_DUMMY_BREAKPOINT_OFFSET (8) +#define FIX_CALL_DUMMY(DUMMY1, STARTADDR, FUNADDR, NARGS, ARGS, TYPE, GCCP) \ + m32r_fix_call_dummy (DUMMY1, STARTADDR, FUNADDR, NARGS, ARGS, TYPE, GCCP) +#define CALL_DUMMY_LOCATION ON_STACK +#define NEED_TEXT_START_END +#endif |