Commit Graph

73 Commits

Author SHA1 Message Date
Thiemo Seufer 553178e47b Reallow unrestricted use of .set mipsX pseudo-op in gas.
Update testcases accordingly.
2001-09-07 05:54:12 +00:00
Thiemo Seufer cb56d3d327 * elf32-mips.c (mips_elf_calculate_relocation): Fix overflow handling
of R_MIPS_PC16.

	* config/tc-mips.c (append_insn): Handle BFD_RELOC_16_PCREL.
	(macro_build): Use BFD_RELOC_16_PCREL_S2 only for embedded
	PIC, BFD_RELOC_16_PCREL for the rest.
	(mips_ip): Likewise.
        (md_pcrel_from): return the right offset for the differently shifted
        pcrel relocs.
	(md_apply_fix): Handle BFD_RELOC_16_PCREL.

	* gas/mips/beq.d: Check branches to external labels.
	* gas/mips/beq.s: Likewise.
	* gas/mips/bge.d: Likewise.
	* gas/mips/bge.s: Likewise.
	* gas/mips/bgeu.d: Likewise.
	* gas/mips/bgeu.s: Likewise.
	* gas/mips/blt.d: Likewise.
	* gas/mips/blt.s: Likewise.
	* gas/mips/bltu.d: Likewise.
	* gas/mips/bltu.s: Likewise.
	* gas/mips/elempic.d: Switch from R_MIPS_GNU_REL16_S2 to R_MIPS_PC16.
	* gas/mips/empic.d: Likewise.
	* gas/mips/empic.s: Likewise.
	* gas/mips/telempic.d: Likewise.
	* gas/mips/tempic.d: Likewise.
2001-09-07 05:00:37 +00:00
Eric Christopher 3c02b2abd6 2001-08-31 Eric Christopher <echristo@redhat.com>
Jason Eckhardt  <jle@redhat.com>

	* config/tc-mips.c (mips_cpu_info): Add support for mipsisa32,
	5kc, and 20kc.  Clean up old entries.
2001-08-31 21:06:40 +00:00
Thiemo Seufer 7283eb8605 * tc_mips.c (load_address): Reflect change to MAX_GPREL_OFFSET.
(macro): Reflect change to MAX_GPREL_OFFSET.
2001-08-27 18:48:27 +00:00
Thiemo Seufer e7d556dfef * tc_mips.h (MAX_GPREL_OFFSET): Change it to the maximum allowed
value, not the word beyond maximum.
	* tc_mips.c (macro_build_lui): Code cleanup.
	(macro): Reflect change to MAX_GPREL_OFFSET.
	(mips_ip): Check explicitly against S_EX_NONE.
	(my_get_SmallExpression): parse for %gp_rel, not %gprel.
	(md_apply_fix): Code cleanup.
2001-08-26 10:42:12 +00:00
Thiemo Seufer 1ff54a84b4 * tc_mips.c (md_begin): Warn about incompatibility between -march=FOO
and -mipsN option, continue with default ISA.
2001-08-21 01:13:05 +00:00
Thiemo Seufer a6bacc8047 * config/tc-mips.c (md_parse_option): #ifdef the
traditional/non-traditional names as it is done in mips_target_format.
2001-08-21 00:59:48 +00:00
H.J. Lu e87a02842a 2001-08-18 H.J. Lu <hjl@gnu.org>
* config/tc-mips.c (show): Add the missing prototype.
2001-08-18 18:03:24 +00:00
Thiemo Seufer fb1b323293 * config/tc-mips.c (S_EX_*): New enum for my_getSmallExpression()
return values.
	(mips_ip): Use the new return values instead of characters. Add
	support for %higher and %highest.
	(LP): Remove.
	(RP): Remove.
	(my_getSmallExpression): Make parsing case insensitive and more
	reliable. Add support for %higher and %highest. Further support	to
	parse %gprel and %neg is implemented but currently deactivated.
2001-08-18 17:24:52 +00:00
Thiemo Seufer be00bdddad Set MIPS n32 ABI flag in ELF header if appropriate. 2001-08-16 21:48:28 +00:00
Thiemo Seufer 07ae3efa01 Remove obsolete special handling of 64bit Relocations. 2001-08-16 15:12:09 +00:00
Kazu Hirata f72c8c98df * config/tc-mips.c: Fix a comment typo. 2001-08-11 15:15:15 +00:00
Richard Sandiford ea1fb5dc3b * config/tc-mips.c (move_register): New function.
(macro_build): Remove OPCODE_IS_MEMBER's gp32 argument.
	(mips_ip): Likewise.
	(macro2): Use move_register rather than macro_build for moves.
	(mips16_macro): Likewise.
	(macro): Likewise.  Handle M_MOVE.
2001-08-10 16:24:32 +00:00
Thiemo Seufer 38487616e6 Replace a bunch of magic constants in tc-mips.c with their proper
defines from mips.h.
2001-08-07 13:22:46 +00:00
Thiemo Seufer 9a41af6410 Some formatting fixes and assorted cleanup in tc-mips.c. 2001-08-07 13:15:26 +00:00
Thiemo Seufer 6dce9e24b3 * config/tc-mips.c (md_begin): Take -mcpu value into account even when
-mipsX is specified. Make both -mcpu/-march and -mcpu/-mtune pairs
	mutually exclusive (if they are different).
	(md_parse_option): Warn if an -march/-mtune/-mcpu/-m<cpu> option is
	set more than once.
2001-08-07 12:46:22 +00:00
Richard Sandiford 236bd878b5 * config/tc-mips.c (md_apply_fix): Don't subtract the symbol value
from GPREL addends.
2001-08-03 18:33:34 +00:00
Richard Sandiford ca4e0257d1 * doc/c-mips.tex (-mgp32, -mfp32): Added -mfp32, unified with -mgp32.
* config/tc-mips.c (mips_fp32, mips_32bit_abi): New static variables.
	(md_long_opts): Add -mfp32 option.
	(md_parse_option): Handle it.  Set mips_32bit_abi given -mabi=32.
	(md_show_usage): Show usage for -mfp32 and -mgp32.
	(HAVE_32BIT_GPRS, HAVE_32BIT_FPRS): New macros.
	(HAVE_64BIT_GPRS, HAVE_64BIT_FPRS): New macros, inverse of the above.
	(HAVE_32BIT_ADDRESSES): New macro.
	(load_register): Use HAVE_32BIT_GPRS to determine the register width.
	(load_address): Use HAVE_32BIT_ADDRESSES to determine the address size.
	(s_cprestore, s_cpadd): Likewise.
	(macro): Use HAVE_32BIT_GPRS to determine the width of registers
	used in branch and M_LI_D macros.  Use HAVE_64BIT_FPRS to determine
	the width registers used in M_LI_DD macros.  Use HAVE_32BIT_ADDRESSES
	to determine the width of addresses in load, store and jump macros.
	(macro2): Use HAVE_32BIT_GPRS to determine the width of registers
	used in set instructions; do not check the address size for them.
	Use HAVE_32BIT_ADDRESSES to determine the width of addresses in
	unaligned load and store macros.
	(mips_ip): Use the new macros to check the width of a register when
	processing float constants.  Force a constant into memory if it is
	destined for an FPR and the FPRs are wider than the GPRs.  Warn about
	odd FPR numbers if HAVE_32BIT_FPRS.  Use HAVE_32BIT_GPRS rather
	than mips_gp32 to select synthetic instructions.
	(macro_build): Use HAVE_32BIT_GPRS rather than mips_gp32 to select
	synthetic instructions.
2001-08-02 10:15:24 +00:00
H.J. Lu 46bac6de18 2001-07-25 H.J. Lu <hjl@gnu.org>
* config/tc-mips.c (md_estimate_size_before_relax): Make sure
	we treat weak like extern only for ELF.
	(mips_fix_adjustable): Make sure we don't adjust extern/weak
	symbols only for ELF.
2001-07-25 22:27:46 +00:00
Chris Demetriou 2f4dcb115b 2001-07-25 Chris Demetriou <cgd@broadcom.com>
* config/tc-mips.c: Fix spelling error in comment.
2001-07-25 20:34:39 +00:00
Alan Modra ac62c3468d * symbols.c (S_GET_VALUE): Don't treat O_constant and local
symbols specially.  Always resolve, adding fr_address to value.
	* write.c (write_object_file): Don't add fr_address to sym values.
	(relax_frag): Likewise.
	(relax_segment): Likewise.
	* config/obj-ieee.c (do_symbols): Likewise.
	* config/tc-cris.c (md_convert_frag): Likewise.
	* config/tc-fr30.c (md_convert_frag): Likewise.
	* config/tc-i386.c (md_convert_frag): Likewise.
	* config/tc-m32r.c (md_convert_frag): Likewise.
	* config/tc-m68hc11.c (md_convert_frag): Likewise.
	* config/tc-mcore.c (md_convert_frag): Likewise.
	* config/tc-mips.c (mips16_extended_frag): Likewise.
	* config/tc-ns32k.c (md_convert_frag): Likewise.
	* config/tc-m68k.c (md_convert_frag_1): Likewise.
	(BRANCHBWL, BRABSJUNC, BRABSJCOND, BRANCHBW, FBRANCH, DBCCLBR,
	DBCCABSJ, PCREL1632, PCINDEX, ABSTOPCREL): Decrement.
	(md_relax_table): Remove first four entries.  Format.
	(md_estimate_size_before_relax): Remove old_fix.  Don't bother
	setting fr_var.  Simplify byte branch checks.
2001-07-23 13:03:40 +00:00
H.J. Lu 2b3c5a5dc1 2001-07-22 H.J. Lu <hjl@gnu.org>
* config/tc-mips.c (s_mips_end): Remove unused variables.
	(s_mips_frame): Add ATTRIBUTE_UNUSED.
2001-07-22 18:11:29 +00:00
Eric Christopher 18ae5d728b 2001-07-04 Eric Christopher <echristo@redhat.com>
* doc/c-mips.texi (MIPS Opts): Document 12000 as valid cpu.

	* config/tc-mips.c (mips_cpu_info_table): Add rm5200, rm5231, rm5261,
	and rm5721 as valid cpu strings.
	(md_show_usage): Add rm5200, rm5231, rm5261, rm5721.
2001-07-04 12:32:07 +00:00
Richard Sandiford 7461da6e23 [gas]
* config/tc-mips.c (md_apply_fix): Prevent addend from becoming zero
	if it's expected to be non-zero.
[gas/testsuite]
	* gas/mips/elf-rel3.s: Add zero word to end of file.
2001-07-04 09:49:29 +00:00
Eric Christopher ec68c924f0 2001-06-28 Eric Christopher <echristo@redhat.com>
H.J. Lu  <hjl@gnu.org>

        * config/tc-mips.c (mips_arch): New. Use mips_arch instead
        of mips_cpu for the ISA selection.
        (md_longopts): Add OPTION_MARCH and OPTION_MTUNE.
        (md_parse_option): Handle OPTION_MARCH and OPTION_MTUNE.
	(mips_tune): New.  Use mips_tune for scheduling and optimization
	issues.
	(append_insn): Use mips_tune and mips_arch.
	(macro_build): Ditto.
	(mips_ip): Ditto.
	(md_begin): Handle mips_arch, mips_tune and mips_cpu.  For
	backwards compatability mips_cpu generates arch and tune.
	(md_show_usage): Document new behavior.

	* doc/c-mips.texi (MIPS Opts): Document -march and -mtune.
	Deprecate -mcpu.

	* NEWS: Update.

2001-06-28  Eric Christopher  <echristo@redhat.com>

	* gas/mips/usd.d: Change for march/mtune.
	* gas/mips/ulh-xgot.d: Ditto.
	* gas/mips/uld.d: Ditto.
	* gas/mips/trunc.d: Ditto.
	* gas/mips/rol.d: Ditto.
	* gas/mips/nodelay.d: Ditto.
	* gas/mips/mul.d: Ditto.
	* gas/mips/mul-ilocks.d: Ditto.
	* gas/mips/trap20.d: Ditto.
	* gas/mips/mips4.d: Ditto.
	* gas/mips/mips16.d: Ditto.
	* gas/mips/lif-xgot.d: Ditto.
	* gas/mips/lif-svr4pic.d: Ditto.
	* gas/mips/ld-xgot.d: Ditto.
	* gas/mips/ld-svr4pic.d: Ditto.
	* gas/mips/ld-ilocks-addr32.d: Ditto.
	* gas/mips/lb-xgot.d: Ditto.
	* gas/mips/jal-xgot.d: Ditto.
	* gas/mips/jal-svr4pic.d: Ditto.
	* gas/mips/delay.d: Ditto.
	* gas/mips/lb-xgot-ilocks.d: Ditto.
	* gas/mips/div.d: Ditto.
	* gas/mips/break20.d: Ditto.
	* gas/mips/delay.d: Ditto.
	* gas/mips/elf_e_flags3.d: Ditto.
	* gas/mips/elf_e_flags4.d: Ditto.
	* gas/mips/lineno.d: Ditto.
	* gas/mips/mips16.d: Ditto.
	* gas/mips/mips4.d: Ditto.
	* gas/mips/mips4010.d: Ditto.
	* gas/mips/mips4650.d: Ditto.
2001-06-29 21:27:43 +00:00
H.J. Lu 63486801dd 2001-06-11 H.J. Lu <hjl@gnu.org>
* NEWS: Updated for the new -n option for the MIPS assembler.

	* config/tc-mips.c (md_show_usage): Add -n.

	* doc/as.texinfo: Document the new -n option.
	* doc/c-mips.texi: Likewise.
	* doc/as.1: Regenerated.
2001-06-11 20:40:36 +00:00
H.J. Lu 39c0a33100 2001-06-08 H.J. Lu <hjl@gnu.org>
* config/tc-mips.c (warn_nops): New variable. Set to 0 to
	disable warning about all NOPS that the assembler generates.
	(macro): Warn NOPS generated only if warn_nops is not 0.
	(md_shortopts): Add `n'.
	(md_parse_option): Set warn_nops to 1 for `n'.
2001-06-09 05:24:39 +00:00
H.J. Lu 268f6bed84 2001-06-08 H.J. Lu <hjl@gnu.org>
* config/tc-mips.c (mips_ip): Properly handle illegal operands.
2001-06-09 05:01:29 +00:00
H.J. Lu ea4ff978a2 2001-06-08 H.J. Lu <hjl@gnu.org>
* config/tc-mips.c (md_apply_fix): Don't adjust common
	extern/weak symbols for ELF.
	(md_estimate_size_before_relax): Treat weak like extern for
	ELF.
	(mips_fix_adjustable): Don't adjust extern/weak symbols for
	ELF.
2001-06-09 03:28:04 +00:00
Alan Modra 98aa84af0e * Makefile.am: 'som' is not wrongly spelled 'some'.
* Makefile.in: Regenerate.

	* config/tc-mips.c (mips16_mark_labels): Reduce number of calls to
	S_GET_VALUE by using a temp.
	(append_insn): Likewise, and for S_GET_VALUE too.
	(mips_emit_delays): Likewise.
	(my_getExpression): Likewise.
	(md_apply_fix): Likewise.  Use "valueT" rather than "long" for "value".
	(mips16_extended_frag): Remove code concerned with avoiding
	locking in a frag address now that symbols are not finalized until
	relaxation is complete.  Cater for first relaxation pass having
	bogus addresses.  Use relax_marker to reliably determine whether a
	symbol frag has been reached on the current pass.
2001-06-08 06:07:13 +00:00
H.J. Lu add565213d 2001-06-07 H.J. Lu <hjl@gnu.org>
* config/tc-mips.c (mips_pseudo_table): Add "extern" if
	MIPS_STABS_ELF is defined.
2001-06-07 16:52:19 +00:00
Nick Clifton d1cf510e5e Add MIPS r12k support 2001-05-23 17:26:40 +00:00
Alan Modra 6386f3a767 * symbols.c (resolve_symbol_value): Remove "finalize" param,
instead use finalize_syms directly.  Don't treat expressions
	specially with regard to finalize_syms.  Update calls to self.
	(resolve_local_symbol): Update call to resolve_symbol_value.
	(S_GET_VALUE): Likewise.  Return resolve_symbol_value if
	!finalize_syms.
	* symbols.h (resolve_symbol_value): Update prototype.
	* config/obj-aout.c (obj_crawl_symbol_chain): Update call
	to resolve_symbol_value.
	* config/obj-bout.c (obj_crawl_symbol_chain): Likewise.
	* config/obj-coff.c (do_relocs_for): Likewise.
	(yank_symbols): Likewise.
	(fixup_segment): Likewise.
	* config/obj-vms.c (obj_crawl_symbol_chain): Likewise.
	* config/tc-mips.c (md_convert_frag): Likewise.
	* config/tc-ppc.c (ppc_frob_symbol): Likewise.
	(ppc_fix_adjustable): Likewise.
	* dwarf2dbg.c (dwarf2dbg_estimate_size_before_relax): Likewise.
	(dwarf2dbg_convert_frag): Likewise.
	* ehopt.c (eh_frame_estimate_size_before_relax): Likewise.
	(eh_frame_convert_frag): Likewise.
	* expr.c (make_expr_symbol): Likewise.
	* write.c (adjust_reloc_syms): Likewise.
	(write_object_file): Likewise.
	(relax_segment): Likewise.
	(fixup_segment): Likewise.
	(finalize_syms): Init to zero, and update comment.
	(write_object_file): Set finalize_syms to 1 rather than 2.
	* doc/internals.texi (sy_value): Mention finalize_syms.
	(S_GET_VALUE): Remove restriction on when S_GET_VALUE can be called.
2001-05-22 10:23:50 +00:00
H.J. Lu f4ddc5e633 2001-04-29 Keith M Wesolowski <wesolows@foobazco.org>
* config/tc-mips.c (md_parse_option): Also accept
	elf64-tradbigmips and elf64-tradlittlemips for OPTION_64.
2001-04-29 17:58:39 +00:00
H.J. Lu af9539e4e5 2001-04-07 Steven J. Hill <sjhill@cotw.com>
* config/tc-mips.c: Support ELF64 for traditional MIPS targets.

	* Makefile.am: (TARG_ENV_HFILES): Add tc-mips.h.
	* Makefile.in: Regenerated.

	* configure.in: Use traditional MIPS targets for Linux/MIPS.
	* configure: Regenerated.
2001-04-08 05:09:21 +00:00
Alan Modra 1a5447b835 Pass finalize_syms on calls to resolve_symbol_value. 2001-03-30 07:07:11 +00:00
Nick Clifton f7e42eb4af Fix copyright notices 2001-03-08 23:24:26 +00:00
Nick Clifton 9117d2197e Apply several patches from Maciej W. Rozycki 2001-02-11 23:11:41 +00:00
Chris Demetriou 0f074f60a4 2001-02-10 Chris Demetriou <cgd@broadcom.com>
* config/tc-mips.c (md_parse_option): Don't try to compile
        ELF-only option code if not ELF.
2001-02-10 21:41:12 +00:00
Richard Henderson 0a9ef43907 * as.h (rs_align_test): New.
* frags.c (NOP_OPCODE): Move default from read.c.
	(MAX_MEM_FOR_RS_ALIGN_CODE): New default.
	(frag_align_code): New.
	* frags.h (frag_align_code): Declare.
	* read.c (NOP_OPCODE): Remove.
	(do_align): Use frag_align_code.
	* write.c (NOP_OPCODE): Remove.
	(get_recorded_alignment): New.
	(cvt_frag_to_fill): Handle rs_align_test.
	(relax_segment): Likewise.
	(subsegs_finish): Align last subseg in section to the
	section alignment.  Use frag_align_code.
	* write.h (get_recorded_alignment): Declare.
	* config/obj-coff.c (size_section): Handle rs_align_test.
	(fill_section, fixup_mdeps): Likewise.
	(write_object_file): Use frag_align_code.

	* config/tc-alpha.c (alpha_align): Use frag_align_code.
	(alpha_handle_align): New.
	* config/tc-alpha.h (HANDLE_ALIGN): New.
	(MAX_MEM_FOR_RS_ALIGN_CODE): New.

	* config/tc-i386.h (md_do_align): Use frag_align_code.
	(MAX_MEM_FOR_RS_ALIGN_CODE): New.

	* config/tc-ia64.c (ia64_md_do_align): Don't do code alignment.
	(ia64_handle_align): New.
	* config/tc-ia64.h (HANDLE_ALIGN): New.
	(MAX_MEM_FOR_RS_ALIGN_CODE): New.

	* config/tc-m32r.c (m32r_do_align): Remove.
	(m32r_handle_align): New.
	(fill_insn): Use frag_align_code.
	* config/tc-m32r.h (md_do_align): Remove.
	(HANDLE_ALIGN, MAX_MEM_FOR_RS_ALIGN_CODE): New.
	* config/tc-m88k.c, config/tc-m88k.h: Similarly.
	* config/tc-mips.c, config/tc-mips.h: Similarly.

	* config/tc-sh.c (sh_cons_align): Use rs_align_test.
	(sh_handle_align): Likewise.  Handle rs_align_code.
	(sh_do_align): Remove.
	* config/tc-sh.h (md_do_align): Remove.
	(MAX_MEM_FOR_RS_ALIGN_CODE): New.

	* config/tc-sparc.c (sparc_cons_align): Use rs_align_test.
	(sparc_handle_align): Likewise.  Handle rs_align_code.
	* config/tc-sparc.h (md_do_align): Remove.
	(MAX_MEM_FOR_RS_ALIGN_CODE): New.
2000-12-28 10:07:56 +00:00
Nick Clifton e972090a04 Fix formatting 2000-12-12 19:29:24 +00:00
Kazu Hirata beae10d5eb 2000-12-05 Kazu Hirata <kazu@hxi.com>
* config/tc-mips.c: Fix formatting.
2000-12-05 18:51:08 +00:00
Nick Clifton c6c98b3833 Add MIPS SB1 machine 2000-12-02 01:10:33 +00:00
Nick Clifton 84ea6cf2c5 Add MIPS V and MIPS 64 machine numbers 2000-12-02 00:55:22 +00:00
Nick Clifton e7af610e14 Add MIPS32 as a seperate MIPS architecture 2000-12-01 21:35:38 +00:00
Nick Clifton 4372b67322 Improve MIPS32 support 2000-12-01 20:05:32 +00:00
Nick Clifton 3dacdf2eb1 When calculating offsets, don't accept as constant the difference between the
addresses of symbols in two different sections.
2000-12-01 19:06:15 +00:00
Kazu Hirata 82efde3a56 2000-09-20 Kazu Hirata <kazu@hxi.com>
* config/tc-m32r.c: Fix formatting.
	* config/tc-m32r.h: Likewise.
	* config/tc-m68851.h: Likewise.
	* config/tc-m68hc11.c: Likewise.
	* config/tc-m68hc11.h: Likewise.
	* config/tc-m88k.c: Likewise.
	* config/tc-mips.c: Likewise.
	* config/tc-mips.h: Likewise.
	* config/tc-mn10200.h: Likewise.
	* config/tc-mn10300.h: Likewise.
2000-09-20 22:05:08 +00:00
Nick Clifton 156c2f8bf7 Add support for the MIPS32 2000-09-14 01:47:38 +00:00
Kazu Hirata bdaaa2e114 2000-09-07 Kazu Hirata <kazu@hxi.com>
* config/tc-mips.c: Fix formatting.
2000-09-07 12:45:56 +00:00