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* config/tc-arm.c (marked_pr_dependency, mapstate): Delete global variables. (mapping_state): Use the section's mapstate. (mapping_state_2): Likewise. Skip special sections. (s_arm_unwind_fnend): Use the section's marked_pr_dependency. (arm_elf_change_section): Do not set deleted globals. * config/tc-arm.h (struct arm_segment_info_type): Document marked_pr_dependency. gas/testsuite/ * gas/arm/mapping2.s: Test code after .ident.
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Daniel Jacobowitz
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940b5ce099
@ -1,3 +1,14 @@
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2009-08-07 Daniel Jacobowitz <dan@codesourcery.com>
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* config/tc-arm.c (marked_pr_dependency, mapstate): Delete global
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variables.
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(mapping_state): Use the section's mapstate.
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(mapping_state_2): Likewise. Skip special sections.
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(s_arm_unwind_fnend): Use the section's marked_pr_dependency.
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(arm_elf_change_section): Do not set deleted globals.
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* config/tc-arm.h (struct arm_segment_info_type): Document
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marked_pr_dependency.
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2009-08-07 Michael Eager <eager@eagercon.com>
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* NEWS: Mention MicroBlaze support.
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@ -77,11 +77,6 @@ static struct
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unsigned sp_restored:1;
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} unwind;
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/* Bit N indicates that an R_ARM_NONE relocation has been output for
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__aeabi_unwind_cpp_prN already if set. This enables dependencies to be
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emitted only once per section, to save unnecessary bloat. */
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static unsigned int marked_pr_dependency = 0;
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#endif /* OBJ_ELF */
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/* Results from operand parsing worker functions. */
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@ -2432,8 +2427,6 @@ s_unreq (int a ATTRIBUTE_UNUSED)
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Note that previously, $a and $t has type STT_FUNC (BSF_OBJECT flag),
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and $d has type STT_OBJECT (BSF_OBJECT flag). Now all three are untyped. */
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static enum mstate mapstate = MAP_UNDEFINED;
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/* Create a new mapping symbol for the transition to STATE. */
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static void
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@ -2532,6 +2525,8 @@ static void mapping_state_2 (enum mstate state, int max_chars);
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void
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mapping_state (enum mstate state)
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{
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enum mstate mapstate = seg_info (now_seg)->tc_segment_info_data.mapstate;
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#define TRANSITION(from, to) (mapstate == (from) && state == (to))
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if (mapstate == state)
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@ -2565,12 +2560,16 @@ mapping_state (enum mstate state)
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static void
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mapping_state_2 (enum mstate state, int max_chars)
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{
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enum mstate mapstate = seg_info (now_seg)->tc_segment_info_data.mapstate;
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if (!SEG_NORMAL (now_seg))
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return;
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if (mapstate == state)
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/* The mapping symbol has already been emitted.
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There is nothing else to do. */
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return;
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mapstate = state;
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seg_info (now_seg)->tc_segment_info_data.mapstate = state;
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make_mapping_symbol (state, (valueT) frag_now_fix () - max_chars, frag_now);
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}
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@ -3421,6 +3420,7 @@ s_arm_unwind_fnend (int ignored ATTRIBUTE_UNUSED)
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long where;
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char *ptr;
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valueT val;
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unsigned int marked_pr_dependency;
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demand_empty_rest_of_line ();
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@ -3450,6 +3450,8 @@ s_arm_unwind_fnend (int ignored ATTRIBUTE_UNUSED)
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/* Indicate dependency on EHABI-defined personality routines to the
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linker, if it hasn't been done already. */
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marked_pr_dependency
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= seg_info (now_seg)->tc_segment_info_data.marked_pr_dependency;
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if (unwind.personality_index >= 0 && unwind.personality_index < 3
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&& !(marked_pr_dependency & (1 << unwind.personality_index)))
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{
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@ -3461,9 +3463,8 @@ s_arm_unwind_fnend (int ignored ATTRIBUTE_UNUSED)
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};
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symbolS *pr = symbol_find_or_make (name[unwind.personality_index]);
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fix_new (frag_now, where, 0, pr, 0, 1, BFD_RELOC_NONE);
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marked_pr_dependency |= 1 << unwind.personality_index;
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seg_info (now_seg)->tc_segment_info_data.marked_pr_dependency
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= marked_pr_dependency;
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|= 1 << unwind.personality_index;
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}
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if (val)
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@ -18557,19 +18558,10 @@ arm_init_frag (fragS * fragP, int max_chars)
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void
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arm_elf_change_section (void)
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{
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segment_info_type *seginfo;
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/* Link an unlinked unwind index table section to the .text section. */
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if (elf_section_type (now_seg) == SHT_ARM_EXIDX
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&& elf_linked_to_section (now_seg) == NULL)
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elf_linked_to_section (now_seg) = text_section;
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if (!SEG_NORMAL (now_seg))
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return;
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seginfo = seg_info (now_seg);
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marked_pr_dependency = seginfo->tc_segment_info_data.marked_pr_dependency;
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mapstate = seginfo->tc_segment_info_data.mapstate;
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}
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int
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@ -272,7 +272,12 @@ void mapping_state (enum mstate);
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struct arm_segment_info_type
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{
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enum mstate mapstate;
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/* Bit N indicates that an R_ARM_NONE relocation has been output for
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__aeabi_unwind_cpp_prN already if set. This enables dependencies to be
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emitted only once per section, to save unnecessary bloat. */
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unsigned int marked_pr_dependency;
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struct current_it current_it;
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};
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@ -1,3 +1,7 @@
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2009-08-07 Daniel Jacobowitz <dan@codesourcery.com>
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* gas/arm/mapping2.s: Test code after .ident.
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2009-08-05 Chao-ying Fu <fu@mips.com>
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* gas/mips/jal-svr4pic.d, gas/mips/jal-xgot.d,
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@ -17,3 +17,4 @@ foo:
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.size main, .-main
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.ident ""
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nop
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