Since 'Remove obsolete IRIX 6.5 support' [1] we only use gp-relative jump-tables for PIC code. We can fall back to default behaviour for asm_function_rodata_section.
[1] https://gcc.gnu.org/ml/libstdc++/2012-03/msg00067.html 2018-06-04 Dragan Mladjenovic <dragan.mladjeno...@rt-rk.com> gcc/ * config/mips/mips.c (mips_function_rodata_section, TARGET_ASM_FUNCTION_RODATA_SECTION): Removed. --- Tested against mips64-linux-gnu with -mabi=64|32|n32 and mips-mti-elf with mips32r2. gcc/config/mips/mips.c | 38 -------------------------------------- 1 file changed, 38 deletions(-) diff --git a/gcc/config/mips/mips.c b/gcc/config/mips/mips.c index 89d1be6cea6..39666d6973f 100644 --- a/gcc/config/mips/mips.c +++ b/gcc/config/mips/mips.c @@ -9306,42 +9306,6 @@ mips_select_rtx_section (machine_mode mode, rtx x, return default_elf_select_rtx_section (mode, x, align); } -/* Implement TARGET_ASM_FUNCTION_RODATA_SECTION. - - The complication here is that, with the combination TARGET_ABICALLS - && !TARGET_ABSOLUTE_ABICALLS && !TARGET_GPWORD, jump tables will use - absolute addresses, and should therefore not be included in the - read-only part of a DSO. Handle such cases by selecting a normal - data section instead of a read-only one. The logic apes that in - default_function_rodata_section. */ - -static section * -mips_function_rodata_section (tree decl, bool) -{ - if (!TARGET_ABICALLS || TARGET_ABSOLUTE_ABICALLS || TARGET_GPWORD) - return default_function_rodata_section (decl, false); - - if (decl && DECL_SECTION_NAME (decl)) - { - const char *name = DECL_SECTION_NAME (decl); - if (DECL_COMDAT_GROUP (decl) && startswith (name, ".gnu.linkonce.t.")) - { - char *rname = ASTRDUP (name); - rname[14] = 'd'; - return get_section (rname, SECTION_LINKONCE | SECTION_WRITE, decl); - } - else if (flag_function_sections - && flag_data_sections - && startswith (name, ".text.")) - { - char *rname = ASTRDUP (name); - memcpy (rname + 1, "data", 4); - return get_section (rname, SECTION_WRITE, decl); - } - } - return data_section; -} - /* Implement TARGET_IN_SMALL_DATA_P. */ static bool @@ -22606,8 +22570,6 @@ mips_asm_file_end (void) #define TARGET_ASM_FUNCTION_EPILOGUE mips_output_function_epilogue #undef TARGET_ASM_SELECT_RTX_SECTION #define TARGET_ASM_SELECT_RTX_SECTION mips_select_rtx_section -#undef TARGET_ASM_FUNCTION_RODATA_SECTION -#define TARGET_ASM_FUNCTION_RODATA_SECTION mips_function_rodata_section #undef TARGET_SCHED_INIT #define TARGET_SCHED_INIT mips_sched_init -- 2.17.1
