diff options
Diffstat (limited to 'gdb/config/pa/tm-hppa64.h')
| -rw-r--r-- | gdb/config/pa/tm-hppa64.h | 521 |
1 files changed, 13 insertions, 508 deletions
diff --git a/gdb/config/pa/tm-hppa64.h b/gdb/config/pa/tm-hppa64.h index 8d19a45cb6f..62bcebc7423 100644 --- a/gdb/config/pa/tm-hppa64.h +++ b/gdb/config/pa/tm-hppa64.h @@ -21,13 +21,11 @@ You should have received a copy of the GNU General Public License along with this program; if not, write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ -struct type; -struct value; -struct frame_info; - /* PA 64-bit specific definitions. Override those which are in tm-hppa.h */ +struct frame_info; + /* jimb: this must go. I'm just using it to disable code I haven't gotten working yet. */ #define GDB_TARGET_IS_HPPA_20W @@ -36,406 +34,19 @@ struct frame_info; hppa64-hp-hpux11.00; GDB managed to build / start / break main / run with multi-arch enabled. Not sure about much else as there appears to be an unrelated problem in the SOM symbol table reader - causing GDB to loose line number information. Since prior to this + causing GDB to lose line number information. Since prior to this switch and a other recent tweaks, 64 bit PA hadn't been building for some months, this is probably the lesser of several evils. */ -#define GDB_MULTI_ARCH GDB_MULTI_ARCH_PARTIAL - -/* FIXME: brobecker 2003-05-22: All the definition from this point until - the include of pa/tm-hppah.h are extracted from tm-hppa.h and tm-hppah.h. - They have been temporarily moved here, until hppa64 is multiarched too. */ - -#if !GDB_MULTI_ARCH -extern int hppa_hpux_pc_in_sigtramp (CORE_ADDR pc, char *name); -#define PC_IN_SIGTRAMP(pc, name) hppa_hpux_pc_in_sigtramp (pc, name) -#endif - -#if !GDB_MULTI_ARCH -extern int hppa_reg_struct_has_addr (int gcc_p, struct type *type); -#define REG_STRUCT_HAS_ADDR(gcc_p,type) hppa_reg_struct_has_addr (gcc_p,type) -#endif - -/* Offset from address of function to start of its code. - Zero on most machines. */ - -#if !GDB_MULTI_ARCH -#define FUNCTION_START_OFFSET 0 -#endif - -/* Advance PC across any function entry prologue instructions - to reach some "real" code. */ - -#if !GDB_MULTI_ARCH -extern CORE_ADDR hppa_skip_prologue (CORE_ADDR); -#define SKIP_PROLOGUE(pc) (hppa_skip_prologue (pc)) -#endif - -/* If PC is in some function-call trampoline code, return the PC - where the function itself actually starts. If not, return NULL. */ - -#if !GDB_MULTI_ARCH -#define SKIP_TRAMPOLINE_CODE(pc) hppa_skip_trampoline_code (pc) -extern CORE_ADDR hppa_skip_trampoline_code (CORE_ADDR); -#endif - -/* Return non-zero if we are in an appropriate trampoline. */ - -#if !GDB_MULTI_ARCH -#define IN_SOLIB_CALL_TRAMPOLINE(pc, name) \ - hppa_in_solib_call_trampoline (pc, name) -extern int hppa_in_solib_call_trampoline (CORE_ADDR, char *); -#endif - -#if !GDB_MULTI_ARCH -#define IN_SOLIB_RETURN_TRAMPOLINE(pc, name) \ - hppa_in_solib_return_trampoline (pc, name) -extern int hppa_in_solib_return_trampoline (CORE_ADDR, char *); -#endif - -#if !GDB_MULTI_ARCH -#undef DEPRECATED_SAVED_PC_AFTER_CALL -#define DEPRECATED_SAVED_PC_AFTER_CALL(frame) hppa_saved_pc_after_call (frame) -extern CORE_ADDR hppa_saved_pc_after_call (struct frame_info *); -#endif - -#if !GDB_MULTI_ARCH -extern int hppa_inner_than (CORE_ADDR lhs, CORE_ADDR rhs); -#define INNER_THAN(lhs,rhs) hppa_inner_than(lhs,rhs) -#endif - -#if !GDB_MULTI_ARCH -extern CORE_ADDR hppa_stack_align (CORE_ADDR sp); -#define STACK_ALIGN(sp) hppa_stack_align (sp) -#endif - -/* Amount PC must be decremented by after a breakpoint. This is often - the number of bytes returned by BREAKPOINT_FROM_PC but not always. - - Not on the PA-RISC */ - -#if !GDB_MULTI_ARCH -#define DECR_PC_AFTER_BREAK 0 -#endif - -/* Say how long (ordinary) registers are. This is a piece of bogosity - used in push_word and a few other places; REGISTER_RAW_SIZE is the - real way to know how big a register is. */ - -#if !GDB_MULTI_ARCH -#define DEPRECATED_REGISTER_SIZE 4 -#endif - -/* Number of machine registers */ - -#if !GDB_MULTI_ARCH -#define NUM_REGS 128 -#endif - -#if !GDB_MULTI_ARCH -#define DEPRECATED_FP_REGNUM 3 /* Contains address of executing stack */ - /* frame */ -#endif -#if !GDB_MULTI_ARCH -#define SP_REGNUM 30 /* Contains address of top of stack */ -#endif - -#if !GDB_MULTI_ARCH -#define FP0_REGNUM 64 /* floating point reg. 0 (fspr) */ -#endif - -/* compatibility with the rest of gdb. */ -#if !GDB_MULTI_ARCH -#define PC_REGNUM PCOQ_HEAD_REGNUM -#endif -#if !GDB_MULTI_ARCH -#define NPC_REGNUM PCOQ_TAIL_REGNUM -#endif - -/* Number of bytes of storage in the actual machine representation - for register N. On the PA-RISC, all regs are 4 bytes, including - the FP registers (they're accessed as two 4 byte halves). */ - -#if !GDB_MULTI_ARCH -extern int hppa_register_raw_size (int reg_nr); -#define REGISTER_RAW_SIZE(N) hppa_register_raw_size (N) -#endif - -/* Total amount of space needed to store our copies of the machine's - register state, the array `registers'. */ -#if !GDB_MULTI_ARCH -#define DEPRECATED_REGISTER_BYTES (NUM_REGS * 4) -#endif - -#if !GDB_MULTI_ARCH -extern int hppa_register_byte (int reg_nr); -#define REGISTER_BYTE(N) hppa_register_byte (N) -#endif - -/* Number of bytes of storage in the program's representation - for register N. */ - -#if !GDB_MULTI_ARCH -#define REGISTER_VIRTUAL_SIZE(N) REGISTER_RAW_SIZE(N) -#endif - -/* Largest value REGISTER_RAW_SIZE can have. */ - -#if !GDB_MULTI_ARCH -#define DEPRECATED_MAX_REGISTER_RAW_SIZE 4 -#endif - -/* Largest value REGISTER_VIRTUAL_SIZE can have. */ - -#if !GDB_MULTI_ARCH -#define DEPRECATED_MAX_REGISTER_VIRTUAL_SIZE 8 -#endif - -#if !GDB_MULTI_ARCH -extern struct type * hppa_register_virtual_type (int reg_nr); -#define REGISTER_VIRTUAL_TYPE(N) hppa_register_virtual_type (N) -#endif - -#if !GDB_MULTI_ARCH -extern void hppa_store_struct_return (CORE_ADDR addr, CORE_ADDR sp); -#define STORE_STRUCT_RETURN(ADDR, SP) hppa_store_struct_return (ADDR, SP) -#endif - -/* Extract from an array REGBUF containing the (raw) register state - a function return value of type TYPE, and copy that, in virtual format, - into VALBUF. */ - -#if !GDB_MULTI_ARCH -void hppa_extract_return_value (struct type *type, char *regbuf, char *valbuf); -#define DEPRECATED_EXTRACT_RETURN_VALUE(TYPE,REGBUF,VALBUF) \ - hppa_extract_return_value (TYPE, REGBUF, VALBUF); -#endif - - /* elz: decide whether the function returning a value of type type - will put it on the stack or in the registers. - The pa calling convention says that: - register 28 (called ret0 by gdb) contains any ASCII char, - and any non_floating point value up to 32-bits. - reg 28 and 29 contain non-floating point up tp 64 bits and larger - than 32 bits. (higer order word in reg 28). - fr4: floating point up to 64 bits - sr1: space identifier (32-bit) - stack: any lager than 64-bit, with the address in r28 - */ -#if !GDB_MULTI_ARCH -extern use_struct_convention_fn hppa_use_struct_convention; -#define USE_STRUCT_CONVENTION(gcc_p,type) hppa_use_struct_convention (gcc_p,type) -#endif - -/* Write into appropriate registers a function return value - of type TYPE, given in virtual format. */ - -#if !GDB_MULTI_ARCH -extern void hppa_store_return_value (struct type *type, char *valbuf); -#define DEPRECATED_STORE_RETURN_VALUE(TYPE,VALBUF) \ - hppa_store_return_value (TYPE, VALBUF); -#endif - -#if !GDB_MULTI_ARCH -extern CORE_ADDR hppa_extract_struct_value_address (char *regbuf); -#define DEPRECATED_EXTRACT_STRUCT_VALUE_ADDRESS(REGBUF) \ - hppa_extract_struct_value_address (REGBUF) -#endif - -#if !GDB_MULTI_ARCH -extern int hppa_cannot_store_register (int regnum); -#define CANNOT_STORE_REGISTER(regno) hppa_cannot_store_register (regno) -#endif - -#if !GDB_MULTI_ARCH -#define DEPRECATED_INIT_EXTRA_FRAME_INFO(fromleaf, frame) hppa_init_extra_frame_info (fromleaf, frame) -extern void hppa_init_extra_frame_info (int, struct frame_info *); -#endif - -/* Describe the pointer in each stack frame to the previous stack frame - (its caller). */ - -/* DEPRECATED_FRAME_CHAIN takes a frame's nominal address and produces - the frame's chain-pointer. */ - -/* In the case of the PA-RISC, the frame's nominal address - is the address of a 4-byte word containing the calling frame's - address (previous FP). */ - -#if !GDB_MULTI_ARCH -#define DEPRECATED_FRAME_CHAIN(thisframe) hppa_frame_chain (thisframe) -extern CORE_ADDR hppa_frame_chain (struct frame_info *); -#endif - -#if !GDB_MULTI_ARCH -extern int hppa_frame_chain_valid (CORE_ADDR, struct frame_info *); -#define DEPRECATED_FRAME_CHAIN_VALID(chain, thisframe) hppa_frame_chain_valid (chain, thisframe) -#endif - -/* Define other aspects of the stack frame. */ - -/* A macro that tells us whether the function invocation represented - by FI does not have a frame on the stack associated with it. If it - does not, FRAMELESS is set to 1, else 0. */ -#if !GDB_MULTI_ARCH -#define FRAMELESS_FUNCTION_INVOCATION(FI) \ - (hppa_frameless_function_invocation (FI)) -extern int hppa_frameless_function_invocation (struct frame_info *); -#endif - -#if !GDB_MULTI_ARCH -extern CORE_ADDR hppa_frame_saved_pc (struct frame_info *frame); -#define DEPRECATED_FRAME_SAVED_PC(FRAME) hppa_frame_saved_pc (FRAME) -#endif - -#if !GDB_MULTI_ARCH -extern CORE_ADDR hppa_frame_locals_address (struct frame_info *fi); -#define DEPRECATED_FRAME_LOCALS_ADDRESS(fi) hppa_frame_locals_address (fi) -#endif - -#if !GDB_MULTI_ARCH -#define FRAME_ARGS_SKIP 0 -#endif - -/* Things needed for making the inferior call functions. */ - -#if !GDB_MULTI_ARCH -#define DEPRECATED_PUSH_DUMMY_FRAME hppa_push_dummy_frame () -extern void hppa_push_dummy_frame (void); -#endif - -/* Discard from the stack the innermost frame, - restoring all saved registers. */ -#if !GDB_MULTI_ARCH -#define DEPRECATED_POP_FRAME hppa_pop_frame () -extern void hppa_pop_frame (void); -#endif - -#if !GDB_MULTI_ARCH -#define DEPRECATED_CALL_DUMMY_LENGTH (INSTRUCTION_SIZE * 28) -#endif - -#if !GDB_MULTI_ARCH -#define DEPRECATED_CALL_DUMMY_START_OFFSET 0 -#endif - -#if !GDB_MULTI_ARCH -#define DEPRECATED_PUSH_ARGUMENTS(nargs, args, sp, struct_return, struct_addr) \ - (hppa_push_arguments((nargs), (args), (sp), (struct_return), (struct_addr))) -extern CORE_ADDR hppa_push_arguments (int, struct value **, CORE_ADDR, int, - CORE_ADDR); -#endif - -#if !GDB_MULTI_ARCH -extern CORE_ADDR hppa_smash_text_address (CORE_ADDR addr); -#define SMASH_TEXT_ADDRESS(addr) hppa_smash_text_address (addr) -#endif - -#if !GDB_MULTI_ARCH -#define BELIEVE_PCC_PROMOTION 1 -#endif - -#if !GDB_MULTI_ARCH -#define TARGET_READ_PC(pid) hppa_target_read_pc (pid) -extern CORE_ADDR hppa_target_read_pc (ptid_t); -#endif - -#if !GDB_MULTI_ARCH -#define TARGET_WRITE_PC(v,pid) hppa_target_write_pc (v,pid) -extern void hppa_target_write_pc (CORE_ADDR, ptid_t); -#endif - -#if !GDB_MULTI_ARCH -#define DEPRECATED_TARGET_READ_FP() hppa_target_read_fp () -extern CORE_ADDR hppa_target_read_fp (void); -#endif #include "pa/tm-hppah.h" -#define HPUX_1100 1 - -/* The low two bits of the IA are the privilege level of the instruction. */ -#define ADDR_BITS_REMOVE(addr) ((CORE_ADDR)addr & (CORE_ADDR)~3) - -/* Say how long (ordinary) registers are. This is used in - push_word and a few other places, but REGISTER_RAW_SIZE is - the real way to know how big a register is. */ - -#undef DEPRECATED_REGISTER_SIZE -#define DEPRECATED_REGISTER_SIZE 8 - -/* Number of bytes of storage in the actual machine representation - for register N. On the PA-RISC 2.0, all regs are 8 bytes, including - the FP registers (they're accessed as two 4 byte halves). */ - -#undef REGISTER_RAW_SIZE -#define REGISTER_RAW_SIZE(N) 8 - -/* Largest value REGISTER_RAW_SIZE can have. */ - -#undef DEPRECATED_MAX_REGISTER_RAW_SIZE -#define DEPRECATED_MAX_REGISTER_RAW_SIZE 8 - -/* Total amount of space needed to store our copies of the machine's - register state, the array `registers'. */ - -#undef DEPRECATED_REGISTER_BYTES -#define DEPRECATED_REGISTER_BYTES (NUM_REGS * 8) - -/* Index within `registers' of the first byte of the space for - register N. */ - -#undef REGISTER_BYTE -#define REGISTER_BYTE(N) ((N) * 8) - -#undef REGISTER_VIRTUAL_TYPE -#define REGISTER_VIRTUAL_TYPE(N) \ - ((N) < FP4_REGNUM ? builtin_type_unsigned_long_long : builtin_type_double) - - -/* Number of machine registers */ -#undef NUM_REGS -#define NUM_REGS 96 - -/* Initializer for an array of names of registers. - There should be NUM_REGS strings in this initializer. - They are in rows of eight entries */ -extern const char *hppa64_register_name (int i); -#define REGISTER_NAME hppa64_register_name - -#undef FP0_REGNUM #undef FP4_REGNUM -#define FP0_REGNUM 64 /* floating point reg. 0 (fspr)*/ #define FP4_REGNUM 68 - -/* Redefine some target bit sizes from the default. */ - -/* Number of bits in a long or unsigned long for the target machine. */ - -#define TARGET_LONG_BIT 64 - -/* Number of bits in a long long or unsigned long long for the - target machine. */ - -#define TARGET_LONG_LONG_BIT 64 - -/* Number of bits in a pointer for the target machine */ - -#define TARGET_PTR_BIT 64 - -/* Argument Pointer Register */ -#define AP_REGNUM 29 - +#define AP_REGNUM 29 /* Argument Pointer Register */ #define DP_REGNUM 27 - #define FP5_REGNUM 70 - #define SR5_REGNUM 48 -/* We access locals from SP. This may not work for frames which call - alloca; for those, we may need to consult unwind tables. - jimb: FIXME. */ -#undef DEPRECATED_FRAME_LOCALS_ADDRESS -#define DEPRECATED_FRAME_LOCALS_ADDRESS(fi) (get_frame_base (fi)) /* For a number of horrible reasons we may have to adjust the location of variables on the stack. Ugh. jimb: why? */ @@ -492,19 +103,6 @@ call_dummy 0xe820f0000fb110d3LL, 0x0001000400151820LL,\ 0xe6c0000008000240LL} -#define DEPRECATED_CALL_DUMMY_BREAKPOINT_OFFSET 22 * 4 - -/* DEPRECATED_CALL_DUMMY_LENGTH is computed based on the size of a - word on the target machine, not the size of an instruction. Since - a word on this target holds two instructions we have to divide the - instruction size by two to get the word size of the dummy. */ -#undef DEPRECATED_CALL_DUMMY_LENGTH -#define DEPRECATED_CALL_DUMMY_LENGTH (INSTRUCTION_SIZE * 26 / 2) - -/* The PA64 ABI mandates a 16 byte stack alignment. */ -#undef STACK_ALIGN -#define STACK_ALIGN(arg) ( ((arg)%16) ? (((arg)+15)&-16) : (arg)) - /* The PA64 ABI reserves 64 bytes of stack space for outgoing register parameters. */ #undef REG_PARM_STACK_SPACE @@ -518,115 +116,22 @@ call_dummy #undef SR4EXPORT_LDIL_OFFSET #undef SR4EXPORT_LDO_OFFSET -#undef REG_STRUCT_HAS_ADDR - -#undef DEPRECATED_EXTRACT_RETURN_VALUE -/* RM: floats are returned in FR4R, doubles in FR4 - * integral values are in r28, padded on the left - * aggregates less that 65 bits are in r28, right padded - * aggregates upto 128 bits are in r28 and r29, right padded - */ -#define DEPRECATED_EXTRACT_RETURN_VALUE(TYPE,REGBUF,VALBUF) \ - { \ - if (TYPE_CODE (TYPE) == TYPE_CODE_FLT) \ - memcpy ((VALBUF), \ - ((char *)(REGBUF)) + REGISTER_BYTE (FP4_REGNUM) + \ - (DEPRECATED_REGISTER_SIZE - TYPE_LENGTH (TYPE)), \ - TYPE_LENGTH (TYPE)); \ - else if (is_integral_type(TYPE)) \ - memcpy ((VALBUF), \ - (char *)(REGBUF) + REGISTER_BYTE (28) + \ - (DEPRECATED_REGISTER_SIZE - TYPE_LENGTH (TYPE)), \ - TYPE_LENGTH (TYPE)); \ - else if (TYPE_LENGTH (TYPE) <= 8) \ - memcpy ((VALBUF), \ - (char *)(REGBUF) + REGISTER_BYTE (28), \ - TYPE_LENGTH (TYPE)); \ - else if (TYPE_LENGTH (TYPE) <= 16) \ - { \ - memcpy ((VALBUF), \ - (char *)(REGBUF) + REGISTER_BYTE (28), \ - 8); \ - memcpy (((char *) VALBUF + 8), \ - (char *)(REGBUF) + REGISTER_BYTE (29), \ - TYPE_LENGTH (TYPE) - 8); \ - } \ - } - -/* RM: struct upto 128 bits are returned in registers */ -#undef USE_STRUCT_CONVENTION -#define USE_STRUCT_CONVENTION(gcc_p, value_type)\ - (TYPE_LENGTH (value_type) > 16) - -/* RM: for return command */ -#undef DEPRECATED_STORE_RETURN_VALUE -#define DEPRECATED_STORE_RETURN_VALUE(TYPE,VALBUF) \ - { \ - if (TYPE_CODE (TYPE) == TYPE_CODE_FLT) \ - deprecated_write_register_bytes \ - (REGISTER_BYTE (FP4_REGNUM) + \ - (DEPRECATED_REGISTER_SIZE - TYPE_LENGTH (TYPE)), \ - (VALBUF), \ - TYPE_LENGTH (TYPE)); \ - else if (is_integral_type(TYPE)) \ - deprecated_write_register_bytes \ - (REGISTER_BYTE (28) + \ - (DEPRECATED_REGISTER_SIZE - TYPE_LENGTH (TYPE)), \ - (VALBUF), \ - TYPE_LENGTH (TYPE)); \ - else if (TYPE_LENGTH (TYPE) <= 8) \ - deprecated_write_register_bytes \ - ( REGISTER_BYTE (28), \ - (VALBUF), \ - TYPE_LENGTH (TYPE)); \ - else if (TYPE_LENGTH (TYPE) <= 16) \ - { \ - deprecated_write_register_bytes \ - (REGISTER_BYTE (28), \ - (VALBUF), \ - 8); \ - deprecated_write_register_bytes \ - (REGISTER_BYTE (29), \ - ((char *) VALBUF + 8), \ - TYPE_LENGTH (TYPE) - 8); \ - } \ - } - -/* RM: these are the PA64 equivalents of the macros in tm-hppah.h -- - * see comments there. For PA64, the save_state structure is at an - * offset of 24 32-bit words from the sigcontext structure. The 64 bit - * general registers are at an offset of 640 bytes from the beginning of the - * save_state structure, and the floating pointer register are at an offset - * of 256 bytes from the beginning of the save_state structure. - */ #undef FRAME_SAVED_PC_IN_SIGTRAMP +extern void hppa64_hpux_frame_saved_pc_in_sigtramp (struct frame_info *fi, + CORE_ADDR *tmp); #define FRAME_SAVED_PC_IN_SIGTRAMP(FRAME, TMP) \ -{ \ - *(TMP) = read_memory_integer (get_frame_base (FRAME) + (24 * 4) + 640 + (33 * 8), 8); \ -} + hppa64_hpux_frame_saved_pc_in_sigtramp (FRAME, TMP) #undef FRAME_BASE_BEFORE_SIGTRAMP +extern void hppa64_hpux_frame_base_before_sigtramp (struct frame_info *fi, + CORE_ADDR *tmp); #define FRAME_BASE_BEFORE_SIGTRAMP(FRAME, TMP) \ -{ \ - *(TMP) = read_memory_integer (get_frame_base (FRAME) + (24 * 4) + 640 + (30 * 8), 8); \ -} + hppa64_hpux_frame_base_before_sigtramp (FRAME, TMP) #undef FRAME_FIND_SAVED_REGS_IN_SIGTRAMP +extern void hppa64_hpux_frame_find_saved_regs_in_sigtramp + (struct frame_info *fi, CORE_ADDR *fsr); #define FRAME_FIND_SAVED_REGS_IN_SIGTRAMP(FRAME, FSR) \ -{ \ - int i; \ - CORE_ADDR TMP1, TMP2; \ - TMP1 = get_frame_base (FRAME) + (24 * 4) + 640; \ - TMP2 = get_frame_base (FRAME) + (24 * 4) + 256; \ - for (i = 0; i < NUM_REGS; i++) \ - { \ - if (i == SP_REGNUM) \ - (FSR)[SP_REGNUM] = read_memory_integer (TMP1 + SP_REGNUM * 8, 8); \ - else if (i >= FP0_REGNUM) \ - (FSR)[i] = TMP2 + (i - FP0_REGNUM) * 8; \ - else \ - (FSR)[i] = TMP1 + i * 8; \ - } \ -} + hppa64_hpux_frame_find_saved_regs_in_sigtramp (FRAME, FSR) /* jimb: omitted purify call support */ |