Commit Graph

106 Commits

Author SHA1 Message Date
Andrew Cagney d929b26ff1 Move some of the MIPS n32 ABI configuration options into the mips
multi-arch vector.
2000-05-08 02:53:04 +00:00
Andrew Cagney 28d069e647 Include "arch-utils.h". 2000-04-27 04:25:45 +00:00
DJ Delorie 65edb64b15 * mips-tdep.c (do_fp_register_row): copy the number of bytes
allocated, not the size of the pointer.
2000-04-13 22:58:42 +00:00
Andrew Cagney a5ea25581c Rename gdbarch-utils.[hc] to arch-utils.[hc]. 2000-04-09 14:35:35 +00:00
Jim Blandy b9a8e3bfd4 Bring COERCE_FLOAT_TO_DOUBLE under gdbarch's control.
* valops.c (COERCE_FLOAT_TO_DOUBLE): Rework definition to be
more function-like.
(default_coerce_float_to_double, standard_coerce_float_to_double):
New functions.
(value_arg_coerce): Adjust for new definition.
* value.h (default_coerce_float_to_double,
standard_coerce_float_to_double): New declarations for the above.
* gdbarch.sh (coerce_float_to_double): New entry, replacing macro.
* gdbarch.c, gdbarch.h: Regenerated.
* tm-alpha.h, tm-fr30.h, tm-m32r.h, tm-mips.h, tm-hppa.h,
tm-rs6000.h, tm-sh.h, tm-sparc.h (COERCE_FLOAT_TO_DOUBLE): Change
definitions.
* mips-tdep.c (mips_coerce_float_to_double): Supply our own custom
function here.
(mips_gdbarch_init): Install that as our coerce_float_to_double
function.
2000-02-22 19:18:53 +00:00
Jason Molenda ed9a39ebf9 import gdb-1999-12-21 snapshot 1999-12-22 21:45:38 +00:00
Jason Molenda c4093a6ab3 import gdb-1999-12-13 snapshot 1999-12-14 01:06:04 +00:00
Jason Molenda c2d11a7da0 import gdb-1999-12-06 snapshot 1999-12-07 03:56:43 +00:00
Jason Molenda 2acceee218 import gdb-1999-10-04 snapshot 1999-10-05 23:13:56 +00:00
Stan Shebs d4f3574e77 import gdb-1999-09-08 snapshot 1999-09-09 00:02:17 +00:00
Jason Molenda 53a5351d90 import gdb-1999-08-23 snapshot 1999-08-23 22:40:00 +00:00
Jason Molenda 43e526b9b4 import gdb-1999-07-12 snapshot 1999-07-12 11:15:22 +00:00
Jason Molenda c5aa993b1f import gdb-1999-07-07 post reformat 1999-07-07 20:19:36 +00:00
Jason Molenda 9846de1bb5 import gdb-1999-07-07 pre reformat 1999-07-07 17:31:57 +00:00
Jason Molenda 0f71a2f66f import gdb-1999-06-14 snapshot 1999-06-14 18:08:47 +00:00
Jason Molenda cce74817d9 import gdb-1999-06-07 snapshot 1999-06-07 19:19:32 +00:00
Stan Shebs cd0fc7c3eb import gdb-1999-05-10 1999-05-11 13:35:55 +00:00
Stan Shebs 7a292a7adf import gdb-19990422 snapshot 1999-04-26 18:34:20 +00:00
Stan Shebs c906108c21 Initial creation of sourceware repository 1999-04-16 01:35:26 +00:00
Stan Shebs 071ea11e85 Initial creation of sourceware repository 1999-04-16 01:34:07 +00:00
David Taylor 4ef1f46773 hp merge changes -- too numerous to mention here; see ChangeLog and
ChangeLog-gdbtk for details.
1998-12-28 23:06:13 +00:00
Stu Grossman 0e52a532e4 * mips-tdep.c (mips32_heuristic_proc_desc): Clear temp_saved_regs
on restart.  Fixes problem with backtracing through functions that
	use virtual frame pointers.
1998-12-19 17:56:40 +00:00
Andrew Cagney cb2f9c9c67 Missed this file:
* config/mips/tm-mips.h (enum mips_fpu_type, mips_fpu): Move to
mips-tdep.c.
1998-12-18 06:03:39 +00:00
Andrew Cagney 1fe2e66a01 CARP/vr4xxx:
Rewrite ``set mipsfpu'' command so that it works with the multi-arch
framework.  For vr4111 and vr4121 disable the FPU.
1998-12-18 05:14:06 +00:00
Andrew Cagney 2e64ee9aae CARP:
Pass gdbarch_info by value to the arch init function.
Review doco.
Update mips-tdep.c
1998-12-18 03:21:45 +00:00
Andrew Cagney ff6f2f5786 CARP:
For MIPS, multi-arch MIPS_EABI, MIPS_LAST_FP_ARG_REGNUM,
MIPS_LAST_ARG_REGNUM.
1998-12-16 15:13:55 +00:00
Andrew Cagney 86a51f415d CARP: Mechanism to replace EXTRA_FRAME_INFO.
Add two pointers (saved_regs, extra_info) to struct frame_info.
Introduce new macro FRAME_INIT_SAVED_REGS which replaces
FRAME_FIND_SAVED_REGS.

Document.

Use in mn10300 and rs6000 targets. Fix side effects on ALPHA, MIPS,
Z8K and SPARC targets.
1998-12-12 02:50:39 +00:00
Andrew Cagney 9ddf9aa9be CARP:
Rename REGISTER_NAMES{} -> REGISTER_NAME().
1998-12-10 06:10:03 +00:00
Andrew Cagney 98760eab33 CARP: Convert macro definitions of USE_STRUCT_CONVENTION into target
specific functions.
1998-11-23 12:35:23 +00:00
Michael Snyder a00dfa360a Tue Jun 23 11:14:04 1998 Michael Snyder <msnyder@cleaver.cygnus.com>
* config/mips/tm-irix5.h: Modify to work better on irix 6, by
	making FP registers 8 bytes instead of 4.
	REGISTER_BYTES: redefine.  REGISTER_BYTE(): redefine.
	REGISTER_VIRTUAL_TYPE: redefine.  MIPS_LAST_ARG_REGNUM: redefine.
	* irix5-nat.c (fetch_core_registers): read 8 bytes per FP register.
	* mips-tdep.c (FP_REGISTER_DOUBLE): new macro to distinguish
	targets with 8-byte FP registers (don't use TARGET_MIPS64).
	(STACK_ARGSIZE): new macro, how much space is taken up on the
	stack for each function argument (don't use TARGET_MIPS64).
	(mips_push_arguments): modify logic to work better on Irix 6
	(n32 ABI).
1998-06-23 18:22:43 +00:00
Frank Ch. Eigler 88ff9e0600 * MIPS CPU-specific dissasembly extensions. Now TM_PRINT_INSN_MACH from tm.h
sets a default mach for disassembly, just like sparc port.  c.f. PR 15371.


Tue Apr 21 11:20:54 1998  Frank Ch. Eigler  <fche@cygnus.com>

	* mips-tdep.c (gdb_print_insn_mips): Disassemble MIPS instructions
 	with subtarget-specific `mach', rather than fixed default.
	* config/mips/tm-mips.h (TM_PRINT_INSN_MACH): New macro, default
	disassembly `mach'.
start-sanitize-r5900
	* config/mips/tm-r5900.h (TM_PRINT_INSN_MACH): Override.
end-sanitize-r5900
start-sanitize-sky
	* config/mips/tm-txvu.h (TM_PRINT_INSN_MACH): Override.
end-sanitize-sky
1998-04-21 15:38:13 +00:00
Ian Lance Taylor cf93a3aa81 * mips-tdep.c (do_fp_register_row): Use alloca rather than arrays
with dynamic size.
1998-04-09 23:21:14 +00:00
Andrew Cagney 912e805f74 Declare array using MAX_REGISTER_RAW_SIZE, not REGISTER_RAW_SIZE(X) 1998-04-05 23:57:44 +00:00
Mark Alexander 639c861230 * mips-tdep.c (set_reg_offset): New function.
(mips16_heuristic_proc_desc): Calculate offsets of registers
	saved by entry pseudo-op after rest of prologue has been read.
	Use set_reg_offset to ignore all but the first save of a given
	register.
	(mips32_heuristic_proc_desc): Initialize frame adjustment value.
	* remote-sim.c (gdbsim_store_register): Don't update registers
	that have a null or empty name.
	* findvar.c (read_register_bytes): Don't fetch registers
	that have a null or empty name.
1997-09-30 06:20:59 +00:00
Mark Alexander af774411e5 * config/mips-tm-mips.h (mips_extra_func_info): New frame_adjust
member for storing offset of MIPS16 frame pointer from SP.
	* mips-tdep.c: Use RA_REGNUM instead of hardcoded 31 throughout.
	(PROC_FRAME_ADJUST): Define.
	(mips16_heuristic_proc_desc): Store frame pointer adjustment value.
	(get_frame_pointer): Use frame pointer adjustment value when
	calculating frame address.
	* remote-sim.c (gdbsim_fetch_register): Don't fetch registers
	that have a null or empty name.
start-sanitize-tx19
	* config/mips/tm-tx19.h (MIPS_DEFAULT_FPU_TYPE): Define.
	(REGISTER_NAMES): Redefine to eliminate FP registers.
	* config/mips/tm-tx19l.h: Ditto.
end-sanitize-tx19
1997-09-26 19:42:55 +00:00
Jeff Law 91ee277977 * configure.tgt: Set gdb_target to r5900.
* config/mips/tm-r5900.h, config/mips/r5900.mt: New files

        * mips-tdep.c (_initialize_mips_tdep): Allow target files to
        override default FPU type.
Brought over from r5900 branch.
1997-09-26 18:53:22 +00:00
Mark Alexander 899c402166 * dbxread.c (MSYMBOL_SIZE): New macro.
(end_psymtab): Use MSYMBOL_SIZE to extract size from minimal symbol.
	* elfread.c (elf_symtab_read): If ELF symbol is "special",
	such as a MIPS16 function, mark minimal symbol as special too.
	* mips-tdep.c (pc_is_mips16): New function to check whether
	a function is MIPS16 by looking at the minimal symbol.  Use
	pc_is_mips16 throughout instead of IS_MIPS16_ADDR macro.
	* config/mips/tm-mips.h (SYMBOL_IS_SPECIAL, MAKE_MSYMBOL_SPECIAL,
	MSYMBOL_IS_SPECIAL, MSYMBOL_SIZE): New functions for setting/testing
	"special" MIPS16 bit in ELF and minimal symbols.
	* mdebugread.c (parse_partial_symbols): Don't construct a partial
	symbol table for a file that already has one.
start-sanitize-tx19
	* configure.tgt: Support TX19.
	* config/mips/tm-tx19.h, config/mips/tm-tx19l.h, config/mips/tx19.mt,
	config/mips/tx19l.mt: New files for TX19.
end-sanitize-tx19
1997-09-15 21:06:16 +00:00
Michael Snyder 87910097ba Thu Jul 3 17:41:46 1997 Michael Snyder (msnyder@cleaver.cygnus.com)
* mips-tdep.c (mips_extract_return_value): align 4-byte float
        return values within the 8-byte FP register.
1997-07-04 00:44:01 +00:00
Michael Snyder c430260cae Thu Jul 3 13:48:11 1997 Michael Snyder (msnyder@cleaver.cygnus.com)
* mips-tdep.c (mips_push_arguments): don't left-adjust 32-bit
        integers in 64-bit register parameters before function calls.
1997-07-03 20:50:11 +00:00
Michael Snyder 781a59b28a Mon Jun 30 17:54:51 1997 Michael Snyder (msnyder@cleaver.cygnus.com)
* mips-tdep.c (mips_push_arguments): special-case handling for
        odd-sized struct parameters passed in registers / on stack.
1997-07-01 00:57:19 +00:00
Michael Snyder 158bda58c5 Mon Jun 30 15:30:38 1997 Michael Snyder (msnyder@cleaver.cygnus.com)
* mips-tdep.c (mips_push_arguments): tweak alignment of small
        structs passed in registers for little-endian non-EABI mode.
1997-06-30 22:32:20 +00:00
Michael Snyder 08d8f99560 Fri Jun 27 21:05:45 1997 Michael Snyder (msnyder@cleaver.cygnus.com)
* mips-tdep.c (mips_push_arguments): handle alignment of
	integer and struct args on stack for mips64 big-endian.
1997-06-28 04:07:56 +00:00
Michael Snyder 0af60e0326 Fri Jun 27 19:19:12 1997 Michael Snyder (msnyder@cleaver.cygnus.com)
* config/mips/tm-mips.h (USE_STRUCT_CONVENTION): MIPS_EABI returns
        structs in a register wherever possible.
1997-06-28 02:23:30 +00:00
Mark Alexander f781fe93a6 * infrun.c (wait_for_inferior): Mark registers as invalid when
stepping over an instruction that triggered a watchpoint.
	* remote-mips.c: Numerous changes to support hardware breakpoints
	and watchpoints on LSI MiniRISC and TinyRISC boards.
	* mips-tdep.c: Move MIPS16-related macros to config/mips/tm-mips.h.
	(mips_breakpoint_from_pc): Account for different breakpoint
	instructions used by PMON and IDT monitor.
	* config/mips/tm-embed.h: Enable hardware breakpoints on embedded
	MIPS targets.
	* config/mips/tm-mips.h: Define breakpoint instructions for
	PMON and IDT monitor.  Move MIPS16-related macros here from
	mips-tdep.c.
1997-06-17 02:11:42 +00:00
Mark Alexander c81a76b311 * mips-tdep.c (mips_push_arguments): On non-EABI architectures,
copy first two floating point arguments to general registers, so that
	MIPS16 functions will receive the arguments correctly.
	(mips_print_register): Print double registers correctly on
	little-endian hosts.
	(mips_extract_return_value): Return double values correctly
	on little-endian hosts.

	* mdebugread.c (parse_procedure): Adjust address of procedure relative
	to address in file descriptor record; this accounts for constant
	strings that may precede functions in the text section.  Remove
	now-useless lowest_pdr_addr from argument list and all calls.
1997-03-22 04:40:03 +00:00
Mark Alexander c1fc093571 * mips-tdep.c (IS_MIPS16_ADDR, MAKE_MIPS16_ADDR, UNMAKE_MIPS16_ADDR):
New macros for testing, setting, and clearing bit 0 of addresses.
	Change numerous bits of code where bit 0 was being manipulated
	to use these macros.
1997-02-28 03:00:51 +00:00
Mark Alexander 32dab60312 * remote-mips.c (common_breakpoint): Prevent 64-bit addresses
from being sent to 32-bit targets by masking off upper bits.
	* mips-tdep.c (heuristic_proc_start): Mask off upper 32 bits
	of PC on 32-bit targets.
	(mips16_heuristic_proc_desc): Recognize 'addiu s1,sp,n' as a
	frame setup instruction.
	(mips32_heuristic_proc_desc): Fix warning found by gcc -Wall.
	(mips16_skip_prologue): Recognize 'addiu s1,sp,n' as a valid
	prologue instruction.  Fix warnings and bugs found by gcc -Wall.
	* buildsym.c (finish_block): Improve handling of overlapping blocks;
	fixes problem on MIPS16 printing function arguments.
1997-02-09 17:36:49 +00:00
Mark Alexander 7d9e8fac1a * mips-tdep.c (mips16_get_imm): Fix calculation of extended immediate.
(mips16_heuristic_proc_desc): Recognize jal(x) instruction.
1997-02-04 17:18:56 +00:00
Mark Alexander b348b9fd0e * mips-tdep.c (mips16_decode_reg_save): Distinguish between
sd and sw instructions correctly.
	(heuristic_proc_start): Add support for MIPS16.
	(mips16_get_imm, mips16_heuristic_proc_desc,
	mips32_heuristic_proc_desc): New helper functions for
	heuristic_proc_desc.
	(heuristic_proc_desc): Rewrite and reorganize to support MIPS16.
	(mips_push_arguments): Don't align small arguments in EABI.
	(mips32_skip_prologue): Attempt to shrink code size a little.
1997-02-04 02:09:33 +00:00
Mark Alexander 20fa0902e7 * mips-tdep.c (MIPS16_INSTLEN): Define.
(mips_find_saved_regs): Replace hardcoded 2's with MIPS16_INSTLEN.
	(heuristic_proc_start): Recognize 'entry' pseudo-op as a start
	of function on MIPS16.
	(mips32_skip_prologue, mips16_skip_prologue): New helper functions
	for mips_skip_prologue.
	(mips_skip_prologue): Recognize both 16- and 32-bit prologues.
1997-01-31 16:37:07 +00:00