diff options
Diffstat (limited to 'contrib/gcc/config/ia64/sysv4.h')
| -rw-r--r-- | contrib/gcc/config/ia64/sysv4.h | 162 |
1 files changed, 9 insertions, 153 deletions
diff --git a/contrib/gcc/config/ia64/sysv4.h b/contrib/gcc/config/ia64/sysv4.h index 840ebdd..3254fa5 100644 --- a/contrib/gcc/config/ia64/sysv4.h +++ b/contrib/gcc/config/ia64/sysv4.h @@ -33,8 +33,8 @@ the Intel simulator. So we must explicitly put variables in .bss instead. This matters only if we care about the Intel assembler. */ -/* This is asm_output_aligned_bss from varasm.c without the ASM_GLOBALIZE_LABEL - call at the beginning. */ +/* This is asm_output_aligned_bss from varasm.c without the + (*targetm.asm_out.globalize_label) call at the beginning. */ /* This is for final.c, because it is used by ASM_DECLARE_OBJECT_NAME. */ extern int size_directive_output; @@ -42,8 +42,7 @@ extern int size_directive_output; #undef ASM_OUTPUT_ALIGNED_LOCAL #define ASM_OUTPUT_ALIGNED_DECL_LOCAL(FILE, DECL, NAME, SIZE, ALIGN) \ do { \ - if ((DECL) \ - && XSTR (XEXP (DECL_RTL (DECL), 0), 0)[0] == SDATA_NAME_FLAG_CHAR) \ + if ((DECL) && sdata_symbolic_operand (XEXP (DECL_RTL (DECL), 0), Pmode)) \ sbss_section (); \ else \ bss_section (); \ @@ -62,8 +61,8 @@ do { \ #define ASM_OUTPUT_LABELREF(STREAM, NAME) \ do { \ const char *name_ = NAME; \ - if (*name_ == SDATA_NAME_FLAG_CHAR) \ - name_++; \ + if (*name_ == ENCODE_SECTION_INFO_CHAR) \ + name_ += 2; \ if (*name_ == '*') \ name_++; \ else \ @@ -140,158 +139,15 @@ do { \ emit_safe_across_calls (STREAM); \ } while (0) -/* A C statement or statements to switch to the appropriate - section for output of DECL. DECL is either a `VAR_DECL' node - or a constant of some sort. RELOC indicates whether forming - the initial value of DECL requires link-time relocations. - - Set SECNUM to: - 0 .text - 1 .rodata - 2 .data - 3 .sdata - 4 .bss - 5 .sbss -*/ -#define DO_SELECT_SECTION(SECNUM, DECL, RELOC) \ - do \ - { \ - if (TREE_CODE (DECL) == FUNCTION_DECL) \ - SECNUM = 0; \ - else if (TREE_CODE (DECL) == STRING_CST) \ - { \ - if (! flag_writable_strings) \ - SECNUM = 0x101; \ - else \ - SECNUM = 2; \ - } \ - else if (TREE_CODE (DECL) == VAR_DECL) \ - { \ - if (XSTR (XEXP (DECL_RTL (DECL), 0), 0)[0] \ - == SDATA_NAME_FLAG_CHAR) \ - SECNUM = 3; \ - /* ??? We need the extra RELOC check, because the default \ - is to only check RELOC if flag_pic is set, and we don't \ - set flag_pic (yet?). */ \ - else if (!DECL_READONLY_SECTION (DECL, RELOC) || (RELOC)) \ - SECNUM = 2; \ - else if (flag_merge_constants < 2) \ - /* C and C++ don't allow different variables to share \ - the same location. -fmerge-all-constants allows \ - even that (at the expense of not conforming). */ \ - SECNUM = 1; \ - else if (TREE_CODE (DECL_INITIAL (DECL)) == STRING_CST) \ - SECNUM = 0x201; \ - else \ - SECNUM = 0x301; \ - } \ - /* This could be a CONSTRUCTOR containing ADDR_EXPR of a VAR_DECL, \ - in which case we can't put it in a shared library rodata. */ \ - else if (flag_pic && (RELOC)) \ - SECNUM = 3; \ - else \ - SECNUM = 2; \ - } \ - while (0) - -/* We override svr4.h so that we can support the sdata section. */ - -#undef SELECT_SECTION -#define SELECT_SECTION(DECL,RELOC,ALIGN) \ - do \ - { \ - typedef void (*sec_fn) PARAMS ((void)); \ - static sec_fn const sec_functions[6] = \ - { \ - text_section, \ - const_section, \ - data_section, \ - sdata_section, \ - bss_section, \ - sbss_section \ - }; \ - \ - int sec; \ - \ - DO_SELECT_SECTION (sec, DECL, RELOC); \ - \ - switch (sec) \ - { \ - case 0x101: \ - mergeable_string_section (DECL, ALIGN, 0); \ - break; \ - case 0x201: \ - mergeable_string_section (DECL_INITIAL (DECL), \ - ALIGN, 0); \ - break; \ - case 0x301: \ - mergeable_constant_section (DECL_MODE (DECL), \ - ALIGN, 0); \ - break; \ - default: \ - (*sec_functions[sec]) (); \ - break; \ - } \ - } \ - while (0) - -#undef UNIQUE_SECTION -#define UNIQUE_SECTION(DECL, RELOC) \ - do \ - { \ - static const char * const prefixes[6][2] = \ - { \ - { ".text.", ".gnu.linkonce.t." }, \ - { ".rodata.", ".gnu.linkonce.r." }, \ - { ".data.", ".gnu.linkonce.d." }, \ - { ".sdata.", ".gnu.linkonce.s." }, \ - { ".bss.", ".gnu.linkonce.b." }, \ - { ".sbss.", ".gnu.linkonce.sb." } \ - }; \ - \ - int nlen, plen, sec; \ - const char *name, *prefix; \ - char *string; \ - \ - DO_SELECT_SECTION (sec, DECL, RELOC); \ - \ - name = IDENTIFIER_POINTER (DECL_ASSEMBLER_NAME (DECL)); \ - STRIP_NAME_ENCODING (name, name); \ - nlen = strlen (name); \ - \ - prefix = prefixes[sec & 0xff][DECL_ONE_ONLY(DECL)]; \ - plen = strlen (prefix); \ - \ - string = alloca (nlen + plen + 1); \ - \ - memcpy (string, prefix, plen); \ - memcpy (string + plen, name, nlen + 1); \ - \ - DECL_SECTION_NAME (DECL) = build_string (nlen + plen, string); \ - } \ - while (0) - -/* Similarly for constant pool data. */ - -extern unsigned int ia64_section_threshold; -#undef SELECT_RTX_SECTION -#define SELECT_RTX_SECTION(MODE, RTX, ALIGN) \ -{ \ - if (GET_MODE_SIZE (MODE) > 0 \ - && GET_MODE_SIZE (MODE) <= ia64_section_threshold) \ - sdata_section (); \ - else if (flag_pic && symbolic_operand ((RTX), (MODE))) \ - data_section (); \ - else \ - mergeable_constant_section ((MODE), (ALIGN), 0); \ -} +/* Override default elf definition. */ +#undef TARGET_ASM_SELECT_RTX_SECTION +#define TARGET_ASM_SELECT_RTX_SECTION ia64_select_rtx_section #undef EXTRA_SECTIONS -#define EXTRA_SECTIONS in_const, in_sdata, in_sbss +#define EXTRA_SECTIONS in_sdata, in_sbss #undef EXTRA_SECTION_FUNCTIONS #define EXTRA_SECTION_FUNCTIONS \ - CONST_SECTION_FUNCTION \ SDATA_SECTION_FUNCTION \ SBSS_SECTION_FUNCTION |
