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2004-12-16gas/Jan Beulich1-0/+1
2004-12-15 Jan Beulich <jbeulich@novell.com> * dw2gencfi.c (dot.cfi.startproc): Clear cur_cfa_offset so '.cfi_startproc simple' doesn't inherit the old value.
2004-12-16gas/Jan Beulich1-2/+2
2004-12-15 Jan Beulich <jbeulich@novell.com> * dw2gencfi.c (output_cfi_insn): Adjust DW_CFA_def_cfa_sf generation to emit a signed and factored offset. Adjust DW_CFA_def_cfa_offset_sf generation to emit a factored offset.
2004-10-07When separating CIE out from FDE, treat a DW_CFA_remember_state as we do aNick Clifton1-22/+27
DW_CFA_advance_loc. Test to make sure that this feature continues to work.
2004-09-09 * dw2gencfi.c (select_cie_for_fde): When separating CIE outAlan Modra1-3/+8
from FDE, treat a CFI_escape as we do a DW_CFA_advance_loc.
2004-05-13Handle dwarf3 format CIE entries.Nick Clifton1-1/+4
2004-03-07 * dw2gencfi.c (output_cie): Align length to 4 byte boundary.Richard Henderson1-3/+3
(cfi_finish): Likewise for fde. * gas/alpha/elf-reloc-8.d, gas/cfi/cfi-alpha-1.d, gas/cfi/cfi-alpha-2.d, gas/cfi/cfi-alpha-3.d, gas/cfi/cfi-common-1.d, gas/cfi/cfi-common-2.d, gas/cfi/cfi-common-3.d: Adjust offsets.
2003-08-29s/.cfi_gnu_window_save/.cfi_window_save/gJakub Jelinek1-1/+1
2003-08-29 * dw2gencfi.c (cfi_pseudo_table): Add cfi_gnu_window_save.Jakub Jelinek1-1/+26
(dot_cfi, output_cfi_insn): Handle DW_CFA_GNU_window_save. (output_cie): Don't use DW_EH_PE_pcrel if neither DIFF_EXPR_OK nor tc_cfi_emit_pcrel_expr are defined. (output_fde): Use tc_cfi_emit_pcrel_expr if available and DIFF_EXPR_OK is not defined. * config/tc-sparc.h (TARGET_USE_CFIPOP): Define. (tc_cfi_frame_initial_instructions, tc_regname_to_dw2regnum, tc_cfi_emit_pcrel_expr): Define. (sparc_cfi_frame_initial_instructions, sparc_regname_to_dw2regnum, sparc_cfi_emit_pcrel_expr): New prototypes. (sparc_cie_data_alignment): New decl. (DWARF2_DEFAULT_RETURN_COLUMN, DWARF2_CIE_DATA_ALIGNMENT): Define. * config/tc-sparc.c: Include dw2gencfi.h. (sparc_cie_data_alignment): New variable. (md_begin): Initialize it. (sparc_cfi_frame_initial_instructions): New function. (sparc_regname_to_dw2regnum): Likewise. (sparc_cfi_emit_pcrel_expr): Likewise. * doc/as.texinfo: Document .cfi_gnu_window_save. * config/tc-sparc.c (s_common): Cast last argument to long and change format string to shut up warning. testsuite/ * gas/cfi/cfi-sparc-1.s: New test. * gas/cfi/cfi-sparc-1.d: New test. * gas/cfi/cfi-sparc64-1.s: New test. * gas/cfi/cfi-sparc64-1.d: New test. * gas/cfi/cfi.exp: Run them.
2003-06-18 * dw2gencfi.c (EH_FRAME_ALIGNMENT): Define if not defined.Jakub Jelinek1-5/+13
(output_cie): Don't pad. (output_fde): Add align argument. Pad to align if not 0. (cfi_finish): Set .eh_frame alignment to EH_FRAME_ALIGNMENT. Pad just last FDE to EH_FRAME_ALIGNMENT. * gas/cfi/cfi-i386.d: Regenerated. * gas/cfi/cfi-common-1.d: Regenerated. * gas/cfi/cfi-common-2.d: Regenerated. * gas/cfi/cfi-common-3.d: Regenerated. * gas/cfi/cfi-x86_64.d: Regenerated. * gas/cfi/cfi-alpha-1.d: Regenerated. * gas/cfi/cfi-alpha-2.d: Regenerated. * gas/cfi/cfi-alpha-3.d: Regenerated.
2003-06-11 * dw2gencfi.c (struct cfi_escape_data): New.Richard Henderson1-12/+53
(cfi_add_CFA_nop): Remove. (CFI_escape, dot_cfi_escape): New. (dot_cfi): Remove nop. (cfi_pseudo_table): Remove nop; add escape. (output_cfi_insn): Likewise. (select_cie_for_fde): Stop on escape. * dw2gencfi.h (cfi_add_CFA_nop): Remove. * read.c, read.h (do_parse_cons_expression): New. * doc/as.texinfo (.cfi_escape): New. * gas/cfi/cfi-common-3.[ds]: New. * gas/cfi/cfi.exp: Run it.
2003-06-08 * dw2gencfi.c (struct cfa_save_data, cfa_save_stack): New.Richard Henderson1-0/+41
(cfi_add_CFA_offset): Detect invalid offsets. (cfi_add_CFA_remember_state): Save cur_cfa_offset. (cfi_add_CFA_restore_state): Restore it. (CFI_rel_offset): New. (cfi_pseudo_table): Add it. (dot_cfi): Handle it. * gas/cfi/cfi-common-1.d, gas/cfi/cfi-common-1.s: New. * gas/cfi/cfi-common-2.d, gas/cfi/cfi-common-2.s: New. * gas/cfi/cfi-diag-1.d, gas/cfi/cfi-diag-1.s: New. * gas/cfi/cfi.exp: Run them.
2003-06-052003-06-05 Michal Ludvig <mludvig@suse.cz>Michal Ludvig1-40/+160
* dw2gencfi.c (cfi_add_CFA_insn, cfi_add_CFA_insn_reg) (cfi_add_CFA_insn_reg_reg, cfi_add_CFA_insn_reg_offset): New. (cfi_add_CFA_offset, cfi_add_CFA_def_cfa) (cfi_add_CFA_register, cfi_add_CFA_def_cfa_register) (cfi_add_CFA_def_cfa_offset): Use cfi_add_CFA_insn_*(). (cfi_add_CFA_restore, cfi_add_CFA_undefined) (cfi_add_CFA_same_value, cfi_add_CFA_remember_state) (cfi_add_CFA_restore_state, cfi_add_CFA_nop): New. (cfi_pseudo_table): New directives .cfi_return_column, .cfi_restore, .cfi_undefined, .cfi_same_value, .cfi_remember_state, .cfi_restore_state, .cfi_nop. (dot_cfi, output_cfi_insn): Handle new directives. * dw2gencfi.h (cfi_add_CFA_restore, cfi_add_CFA_undefined) (cfi_add_CFA_same_value, cfi_add_CFA_remember_state) (cfi_add_CFA_restore_state, cfi_add_CFA_nop): New prototypes.
2003-06-05 * dw2gencfi.c (output_cfi_insn): Fix typo for negative offsets.Richard Henderson1-1/+1
2003-06-05 * dw2gencfi.c (cfi_finish): Set .eh_frame read-only.Richard Henderson1-1/+1
2003-06-02 * read.c (emit_expr): Set dot_value.Alan Modra1-9/+1
* dw2gencfi.c (output_fde): Remove pcrel reloc hack.
2003-05-31 * dw2gencfi.c (output_fde): Use fix_new to emit pc-relative reloc.Richard Henderson1-1/+16
(cfi_finish): Set flag_traditional_format around .eh_frame data. * gas/alpha/elf-reloc-8.d: Correct .eh_frame relocs. * gas/cfi/cfi-alpha-2.d: New. * gas/cfi/cfi-alpha-2.s: New. * gas/cfi/cfi.exp: Run it.
2003-05-27 * dw2gencfi.c, dw2gencfi.h: Rewrite from scratch.Richard Henderson1-627/+597
* as.c (main): Always call cfi_finish. * config/tc-i386.c (x86_dwarf2_return_column): New. (x86_cie_data_alignment): New. (md_begin): Set them. (tc_x86_cfi_init): Remove. (tc_x86_regname_to_dw2regnum): Fix 32-bit register numbers; return int, not unsigned long; don't as_bad here. (tc_x86_frame_initial_instructions): Streamline; use updated api. * config/tc-i386.h (tc_cfi_init): Remove. (DWARF2_DEFAULT_RETURN_COLUMN): New. (DWARF2_CIE_DATA_ALIGNMENT): New. * gas/cfi/cfi-i386.d: Update for dw2gencfi rewrite. * gas/cfi/cfi-x86_64.d: Likewise. * gas/cfi/cfi-i386-2.d: New. * gas/cfi/cfi-i386-2.s: New.
2003-05-21Fix dw3gencfi.c so that it will build on targets that do not define ↵Nick Clifton1-4/+11
BFD_ASSEMBLER.
2003-05-202003-05-20 Michal Ludvig <mludvig@suse.cz>Michal Ludvig1-35/+134
* as.c (main): Remove tc_cfi_init(). * dw2gencfi.c (cfi_parse_arg): Allow regnames beginning with '%'. (cfi_pseudo_table): Add "cfi_register" entry. (cfi_make_insn): Handle CFA_register. (cfi_output_insn): Ditto. (dot_cfi): Ditto. (cfi_get_label): Add 'simple' modifier to .cfi_startproc. (dot_cfi_endproc): Reuse already emitted CIEs. * testsuite/gas/cfi/cfi-i386.d: New pattern. * testsuite/gas/cfi/cfi-x86-64.d: Ditto.
2003-05-20 * dw2gencfi.c (cfi_parse_arg): Only use tc_regname_to_dw2regnum ifAlan Modra1-2/+5
defined. (dot_cfi_endproc): Avoid C99 construct.
2003-05-20 * dw2gencfi.c, dw2gencfi.h: New files.Alan Modra1-0/+721
* config/tc-i386.c (tc_x86_cfi_init): New function. * config/tc-i386.h (TARGET_USE_CFIPOP, tc_cfi_init): New defines. * as.c (parse_args): Set verbose flag on --verbose. (main): Call tc_cfi_init()/cfi_finish(). * as.h (verbose): New external variable. * read.c (pobegin): Insert CFI pops to the list. * symbols.c (local_symbol_make): Make symbol external. * symbols.h (local_symbol_make): New prototype. * Makefile.am: Add dw2gencfi.[ch] files. Run "make dep-am". * Makefile.in: Regenerate. * doc/as.texinfo: Added node "CFI directives" with description of all implemented .cfi_* directives. * doc/Makefile.in: Regenerate. * po/POTFILES.in: Regenerate.
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