/* these are the addresses the D10V-EVA board maps data */
/* and instruction memory to. */
-#define DMEM_START 0x2000000
+#define DMEM_START 0x0000000
#define IMEM_START 0x1000000
-#define STACK_START 0x2007ffe
+#define STACK_START 0x0007ffe
#ifdef __STDC__ /* Forward decls for prototypes */
struct frame_info;
store_unsigned_integer ((TO), 2, x); \
}
-#define D10V_MAKE_DADDR(x) ( (x) & 0x3000000 ? (x) : ((x) | DMEM_START))
-#define D10V_MAKE_IADDR(x) ( (x) & 0x3000000 ? (x) : (((x) << 2) | IMEM_START))
+#define D10V_MAKE_DADDR(x) ((x) | DMEM_START)
+#define D10V_MAKE_IADDR(x) (((x) << 2) | IMEM_START)
+
+#define D10V_DADDR_P(X) (((X) & 0x3000000) == DMEM_START)
+#define D10V_IADDR_P(X) (((X) & 0x3000000) == IMEM_START)
+
+#define D10V_CONVERT_IADDR_TO_RAW(X) (((X) >> 2) & 0xffff)
+#define D10V_CONVERT_DADDR_TO_RAW(X) ((X) & 0xffff)
+
+#define ARG1_REGNUM R0_REGNUM
+#define ARGN_REGNUM 3
+#define RET1_REGNUM R0_REGNUM
/* Store the address of the place in which to copy the structure the
subroutine will return. This is called from call_function.
- We store structs through a pointer passed in R2 */
+ We store structs through a pointer passed in the first Argument
+ register. */
#define STORE_STRUCT_RETURN(ADDR, SP) \
- { write_register (2, (ADDR)); }
+ { write_register (ARG1_REGNUM, (ADDR)); }
/* Write into appropriate registers a function return value
of type TYPE, given in virtual format.
- Things always get returned in R2/R3 */
+ Things always get returned in RET1_REGNUM, RET2_REGNUM, ... */
#define STORE_RETURN_VALUE(TYPE,VALBUF) \
- write_register_bytes (REGISTER_BYTE(2), VALBUF, TYPE_LENGTH (TYPE))
+ write_register_bytes (REGISTER_BYTE(RET1_REGNUM), VALBUF, TYPE_LENGTH (TYPE))
/* Extract from an array REGBUF containing the (raw) register state
the address in which a function should return its structure value,
as a CORE_ADDR (or an expression that can be used as one). */
-#define EXTRACT_STRUCT_VALUE_ADDRESS(REGBUF) (*(CORE_ADDR *)(REGBUF))
+#define EXTRACT_STRUCT_VALUE_ADDRESS(REGBUF) \
+ (extract_address ((REGBUF) + REGISTER_BYTE (ARG1_REGNUM), REGISTER_RAW_SIZE (ARG1_REGNUM)) | DMEM_START)
\f
/* Define other aspects of the stack frame.
#define EXTRA_FRAME_INFO \
CORE_ADDR return_pc; \
- CORE_ADDR dummy; \
int frameless; \
int size;
extern void d10v_frame_find_saved_regs PARAMS ((struct frame_info *, struct frame_saved_regs *));
#define NAMES_HAVE_UNDERSCORE
-
-/*
-DUMMY FRAMES. Need these to support inferior function calls. They work
-like this on D10V: First we set a breakpoint at 0 or __start. Then we push
-all the registers onto the stack. Then put the function arguments in the proper
-registers and set r13 to our breakpoint address. Finally call the function directly.
-When it hits the breakpoint, clear the break point and pop the old register contents
-off the stack.
-*/
-
-#define CALL_DUMMY { 0 }
-#define PUSH_DUMMY_FRAME
-#define CALL_DUMMY_START_OFFSET 0
-#define CALL_DUMMY_LOCATION AT_ENTRY_POINT
+
+
+/* DUMMY FRAMES. Need these to support inferior function calls. They
+ work like this on D10V: First we set a breakpoint at 0 or __start.
+ Then we push all the registers onto the stack. Then put the
+ function arguments in the proper registers and set r13 to our
+ breakpoint address. Finally, the PC is set to the start of the
+ function being called (no JSR/BSR insn). When it hits the
+ breakpoint, clear the break point and pop the old register contents
+ off the stack. */
+
+extern void d10v_pop_frame PARAMS ((struct frame_info *frame));
+#define POP_FRAME generic_pop_current_frame (d10v_pop_frame)
+
+#define USE_GENERIC_DUMMY_FRAMES
+#define CALL_DUMMY {0}
+#define CALL_DUMMY_START_OFFSET (0)
#define CALL_DUMMY_BREAKPOINT_OFFSET (0)
+#define CALL_DUMMY_LOCATION AT_ENTRY_POINT
+#define FIX_CALL_DUMMY(DUMMY, START, FUNADDR, NARGS, ARGS, TYPE, GCCP)
+#define CALL_DUMMY_ADDRESS() entry_point_address ()
+extern CORE_ADDR d10v_push_return_address PARAMS ((CORE_ADDR pc, CORE_ADDR sp));
+#define PUSH_RETURN_ADDRESS(PC, SP) d10v_push_return_address (PC, SP)
-extern CORE_ADDR d10v_call_dummy_address PARAMS ((void));
-#define CALL_DUMMY_ADDRESS() d10v_call_dummy_address()
+#define PC_IN_CALL_DUMMY(PC, SP, FP) generic_pc_in_call_dummy (PC, SP)
+/* #define PC_IN_CALL_DUMMY(pc, sp, frame_address) ( pc == IMEM_START + 4 ) */
-#define FIX_CALL_DUMMY(dummyname, pc, fun, nargs, args, type, gcc_p) \
-sp = d10v_fix_call_dummy (dummyname, pc, fun, nargs, args, type, gcc_p)
+#define PUSH_DUMMY_FRAME generic_push_dummy_frame ()
-#define PC_IN_CALL_DUMMY(pc, sp, frame_address) ( pc == IMEM_START + 4 )
+/* override the default get_saved_register function with one that
+ takes account of generic CALL_DUMMY frames */
+#define GET_SAVED_REGISTER
+#define get_saved_register generic_get_saved_register
-extern CORE_ADDR d10v_fix_call_dummy PARAMS ((char *, CORE_ADDR, CORE_ADDR,
- int, struct value **,
- struct type *, int));
#define PUSH_ARGUMENTS(nargs, args, sp, struct_return, struct_addr) \
sp = d10v_push_arguments((nargs), (args), (sp), (struct_return), (struct_addr))
extern CORE_ADDR d10v_push_arguments PARAMS ((int, struct value **, CORE_ADDR, int, CORE_ADDR));
d10v_extract_return_value PARAMS ((struct type *, char *, char *));
-/* Discard from the stack the innermost frame,
- restoring all saved registers. */
-#define POP_FRAME d10v_pop_frame();
-extern void d10v_pop_frame PARAMS((void));
-
#define REGISTER_SIZE 2
#ifdef CC_HAS_LONG_LONG
projects / deliverable / binutils-gdb.git / blobdiff