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    Contents of /trunk/gcc/gcc-3.4.3-linkonce-1.patch

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    Revision 41 - (show annotations) (download)
    Thu Oct 13 15:22:09 2005 UTC (18 years, 6 months ago) by niro
    File size: 12526 byte(s) 
    added all old gcc patches
    1 Submitted By: Jim Gifford (patches at jg555 dot com)
    2 Date: 2004-11-05
    3 Initial Package Version: 3.4.3
    4 Origin: Jim Gifford
    5 Upstream Status: Delayed till 3.4.4
    6 Description: Fixes linkone/comdat issue
    7
    8 diff -Naur gcc-3.4.3.orig/gcc/config/alpha/alpha.c gcc-3.4.3/gcc/config/alpha/alpha.c
    9 --- gcc-3.4.3.orig/gcc/config/alpha/alpha.c 2004-09-30 17:45:48.000000000 +0000
    10 +++ gcc-3.4.3/gcc/config/alpha/alpha.c 2004-11-05 17:08:46.220272104 +0000
    11 @@ -10169,6 +10169,8 @@
    12 # define TARGET_SECTION_TYPE_FLAGS unicosmk_section_type_flags
    13 # undef TARGET_ASM_UNIQUE_SECTION
    14 # define TARGET_ASM_UNIQUE_SECTION unicosmk_unique_section
    15 +#undef TARGET_ASM_FUNCTION_RODATA_SECTION
    16 +#define TARGET_ASM_FUNCTION_RODATA_SECTION default_no_function_rodata_section
    17 # undef TARGET_ASM_GLOBALIZE_LABEL
    18 # define TARGET_ASM_GLOBALIZE_LABEL hook_void_FILEptr_constcharptr
    19 #endif
    20 diff -Naur gcc-3.4.3.orig/gcc/config/arm/pe.h gcc-3.4.3/gcc/config/arm/pe.h
    21 --- gcc-3.4.3.orig/gcc/config/arm/pe.h 2004-02-24 14:25:22.000000000 +0000
    22 +++ gcc-3.4.3/gcc/config/arm/pe.h 2004-11-05 17:08:46.225271344 +0000
    23 @@ -97,6 +97,7 @@
    24 #define MULTIPLE_SYMBOL_SPACES
    25
    26 #define TARGET_ASM_UNIQUE_SECTION arm_pe_unique_section
    27 +#define TARGET_ASM_FUNCTION_RODATA_SECTION default_no_function_rodata_section
    28
    29 #define SUPPORTS_ONE_ONLY 1
    30
    31 diff -Naur gcc-3.4.3.orig/gcc/config/avr/avr.c gcc-3.4.3/gcc/config/avr/avr.c
    32 --- gcc-3.4.3.orig/gcc/config/avr/avr.c 2004-09-28 01:13:55.000000000 +0000
    33 +++ gcc-3.4.3/gcc/config/avr/avr.c 2004-11-05 17:56:54.764146688 +0000
    34 @@ -229,6 +229,8 @@
    35 #define TARGET_ASM_FUNCTION_EPILOGUE avr_output_function_epilogue
    36 #undef TARGET_ATTRIBUTE_TABLE
    37 #define TARGET_ATTRIBUTE_TABLE avr_attribute_table
    38 +#undef TARGET_ASM_FUNCTION_RODATA_SECTION
    39 +#define TARGET_ASM_FUNCTION_RODATA_SECTION default_no_function_rodata_section
    40 #undef TARGET_INSERT_ATTRIBUTES
    41 #define TARGET_INSERT_ATTRIBUTES avr_insert_attributes
    42 #undef TARGET_SECTION_TYPE_FLAGS
    43 diff -Naur gcc-3.4.3.orig/gcc/config/darwin.h gcc-3.4.3/gcc/config/darwin.h
    44 --- gcc-3.4.3.orig/gcc/config/darwin.h 2004-09-11 20:32:17.000000000 +0000
    45 +++ gcc-3.4.3/gcc/config/darwin.h 2004-11-05 17:08:46.300259944 +0000
    46 @@ -686,6 +686,9 @@
    47 #undef TARGET_ASM_SELECT_RTX_SECTION
    48 #define TARGET_ASM_SELECT_RTX_SECTION machopic_select_rtx_section
    49
    50 +#undef TARGET_ASM_FUNCTION_RODATA_SECTION
    51 +#define TARGET_ASM_FUNCTION_RODATA_SECTION default_no_function_rodata_section
    52 +
    53 #define ASM_DECLARE_UNRESOLVED_REFERENCE(FILE,NAME) \
    54 do { \
    55 if (FILE) { \
    56 diff -Naur gcc-3.4.3.orig/gcc/config/i386/cygming.h gcc-3.4.3/gcc/config/i386/cygming.h
    57 --- gcc-3.4.3.orig/gcc/config/i386/cygming.h 2004-06-08 06:30:13.000000000 +0000
    58 +++ gcc-3.4.3/gcc/config/i386/cygming.h 2004-11-05 17:08:46.304259336 +0000
    59 @@ -255,6 +255,7 @@
    60
    61 extern void i386_pe_unique_section (TREE, int);
    62 #define TARGET_ASM_UNIQUE_SECTION i386_pe_unique_section
    63 +#define TARGET_ASM_FUNCTION_RODATA_SECTION default_no_function_rodata_section
    64
    65 #define SUPPORTS_ONE_ONLY 1
    66
    67 diff -Naur gcc-3.4.3.orig/gcc/config/i386/i386-interix.h gcc-3.4.3/gcc/config/i386/i386-interix.h
    68 --- gcc-3.4.3.orig/gcc/config/i386/i386-interix.h 2004-01-31 06:18:20.000000000 +0000
    69 +++ gcc-3.4.3/gcc/config/i386/i386-interix.h 2004-11-05 17:08:46.307258880 +0000
    70 @@ -344,6 +344,7 @@
    71
    72 extern void i386_pe_unique_section (tree, int);
    73 #define TARGET_ASM_UNIQUE_SECTION i386_pe_unique_section
    74 +#define TARGET_ASM_FUNCTION_RODATA_SECTION default_no_function_rodata_section
    75
    76 #define SUPPORTS_ONE_ONLY 1
    77 #endif /* 0 */
    78 diff -Naur gcc-3.4.3.orig/gcc/config/ip2k/ip2k.c gcc-3.4.3/gcc/config/ip2k/ip2k.c
    79 --- gcc-3.4.3.orig/gcc/config/ip2k/ip2k.c 2004-01-31 06:18:25.000000000 +0000
    80 +++ gcc-3.4.3/gcc/config/ip2k/ip2k.c 2004-11-05 17:08:46.352252040 +0000
    81 @@ -98,6 +98,9 @@
    82 #undef TARGET_ASM_UNIQUE_SECTION
    83 #define TARGET_ASM_UNIQUE_SECTION unique_section
    84
    85 +#undef TARGET_ASM_FUNCTION_RODATA_SECTION
    86 +#define TARGET_ASM_FUNCTION_RODATA_SECTION default_no_function_rodata_section
    87 +
    88 #undef TARGET_ATTRIBUTE_TABLE
    89 #define TARGET_ATTRIBUTE_TABLE ip2k_attribute_table
    90
    91 diff -Naur gcc-3.4.3.orig/gcc/config/mcore/mcore.c gcc-3.4.3/gcc/config/mcore/mcore.c
    92 --- gcc-3.4.3.orig/gcc/config/mcore/mcore.c 2004-01-31 06:18:29.000000000 +0000
    93 +++ gcc-3.4.3/gcc/config/mcore/mcore.c 2004-11-05 17:08:46.384247176 +0000
    94 @@ -165,6 +165,8 @@
    95 #define TARGET_ATTRIBUTE_TABLE mcore_attribute_table
    96 #undef TARGET_ASM_UNIQUE_SECTION
    97 #define TARGET_ASM_UNIQUE_SECTION mcore_unique_section
    98 +#undef TARGET_ASM_FUNCTION_RODATA_SECTION
    99 +#define TARGET_ASM_FUNCTION_RODATA_SECTION default_no_function_rodata_section
    100 #undef TARGET_ENCODE_SECTION_INFO
    101 #define TARGET_ENCODE_SECTION_INFO mcore_encode_section_info
    102 #undef TARGET_STRIP_NAME_ENCODING
    103 diff -Naur gcc-3.4.3.orig/gcc/config/rs6000/xcoff.h gcc-3.4.3/gcc/config/rs6000/xcoff.h
    104 --- gcc-3.4.3.orig/gcc/config/rs6000/xcoff.h 2004-01-31 06:18:34.000000000 +0000
    105 +++ gcc-3.4.3/gcc/config/rs6000/xcoff.h 2004-11-05 17:08:46.000000000 +0000
    106 @@ -172,6 +172,7 @@
    107 #define TARGET_ASM_SELECT_SECTION rs6000_xcoff_select_section
    108 #define TARGET_ASM_SELECT_RTX_SECTION rs6000_xcoff_select_rtx_section
    109 #define TARGET_ASM_UNIQUE_SECTION rs6000_xcoff_unique_section
    110 +#define TARGET_ASM_FUNCTION_RODATA_SECTION default_no_function_rodata_section
    111 #define TARGET_STRIP_NAME_ENCODING rs6000_xcoff_strip_name_encoding
    112 #define TARGET_SECTION_TYPE_FLAGS rs6000_xcoff_section_type_flags
    113
    114 diff -Naur gcc-3.4.3.orig/gcc/doc/tm.texi gcc-3.4.3/gcc/doc/tm.texi
    115 --- gcc-3.4.3.orig/gcc/doc/tm.texi 2004-10-13 14:16:27.000000000 +0000
    116 +++ gcc-3.4.3/gcc/doc/tm.texi 2004-11-05 17:08:46.503229088 +0000
    117 @@ -6003,6 +6003,15 @@
    118 Whatever the actual target object format, this is often good enough.
    119 @end deftypefn
    120
    121 +@deftypefn {Target Hook} void TARGET_ASM_FUNCTION_RODATA_SECTION (tree @var{decl})
    122 +Switches to a readonly data section associated with
    123 +@samp{DECL_SECTION_NAME (@var{decl})}.
    124 +The default version of this function switches to @code{.gnu.linkonce.r.name}
    125 +section if function's section is @code{.gnu.linkonce.t.name}, to
    126 +@code{.rodata.name} if function is in @code{.text.name} section
    127 +and otherwise switches to the normal readonly data section.
    128 +@end deftypefn
    129 +
    130 @deftypefn {Target Hook} void TARGET_ASM_SELECT_RTX_SECTION (enum machine_mode @var{mode}, rtx @var{x}, unsigned HOST_WIDE_INT @var{align})
    131 Switches to the appropriate section for output of constant pool entry
    132 @var{x} in @var{mode}. You can assume that @var{x} is some kind of
    133 diff -Naur gcc-3.4.3.orig/gcc/final.c gcc-3.4.3/gcc/final.c
    134 --- gcc-3.4.3.orig/gcc/final.c 2004-01-18 22:39:57.000000000 +0000
    135 +++ gcc-3.4.3/gcc/final.c 2004-11-05 17:08:46.542223160 +0000
    136 @@ -1881,7 +1881,7 @@
    137 {
    138 int log_align;
    139
    140 - readonly_data_section ();
    141 + targetm.asm_out.function_rodata_section (current_function_decl);
    142
    143 #ifdef ADDR_VEC_ALIGN
    144 log_align = ADDR_VEC_ALIGN (NEXT_INSN (insn));
    145 diff -Naur gcc-3.4.3.orig/gcc/output.h gcc-3.4.3/gcc/output.h
    146 --- gcc-3.4.3.orig/gcc/output.h 2004-01-18 22:39:57.000000000 +0000
    147 +++ gcc-3.4.3/gcc/output.h 2004-11-05 17:08:46.549222096 +0000
    148 @@ -500,6 +500,8 @@
    149 unsigned HOST_WIDE_INT, int);
    150 extern void default_unique_section (tree, int);
    151 extern void default_unique_section_1 (tree, int, int);
    152 +extern void default_function_rodata_section (tree);
    153 +extern void default_no_function_rodata_section (tree);
    154 extern void default_select_rtx_section (enum machine_mode, rtx,
    155 unsigned HOST_WIDE_INT);
    156 extern void default_elf_select_rtx_section (enum machine_mode, rtx,
    157 diff -Naur gcc-3.4.3.orig/gcc/target-def.h gcc-3.4.3/gcc/target-def.h
    158 --- gcc-3.4.3.orig/gcc/target-def.h 2004-08-23 18:02:40.000000000 +0000
    159 +++ gcc-3.4.3/gcc/target-def.h 2004-11-05 17:08:46.553221488 +0000
    160 @@ -78,6 +78,10 @@
    161 #define TARGET_ASM_UNIQUE_SECTION default_unique_section
    162 #endif
    163
    164 +#ifndef TARGET_ASM_FUNCTION_RODATA_SECTION
    165 +#define TARGET_ASM_FUNCTION_RODATA_SECTION default_function_rodata_section
    166 +#endif
    167 +
    168 #ifndef TARGET_ASM_SELECT_RTX_SECTION
    169 #define TARGET_ASM_SELECT_RTX_SECTION default_select_rtx_section
    170 #endif
    171 @@ -201,6 +205,7 @@
    172 TARGET_ASM_SELECT_SECTION, \
    173 TARGET_ASM_SELECT_RTX_SECTION, \
    174 TARGET_ASM_UNIQUE_SECTION, \
    175 + TARGET_ASM_FUNCTION_RODATA_SECTION, \
    176 TARGET_ASM_CONSTRUCTOR, \
    177 TARGET_ASM_DESTRUCTOR, \
    178 TARGET_ASM_OUTPUT_MI_THUNK, \
    179 diff -Naur gcc-3.4.3.orig/gcc/target.h gcc-3.4.3/gcc/target.h
    180 --- gcc-3.4.3.orig/gcc/target.h 2004-08-23 18:02:41.000000000 +0000
    181 +++ gcc-3.4.3/gcc/target.h 2004-11-05 17:08:46.558220728 +0000
    182 @@ -118,6 +118,10 @@
    183 for SELECT_SECTION. */
    184 void (* unique_section) (tree, int);
    185
    186 + /* Tell assembler to switch to the readonly data section associated
    187 + with function DECL. */
    188 + void (* function_rodata_section) (tree);
    189 +
    190 /* Output a constructor for a symbol with a given priority. */
    191 void (* constructor) (rtx, int);
    192
    193 diff -Naur gcc-3.4.3.orig/gcc/testsuite/g++.old-deja/g++.other/comdat4-aux.cc gcc-3.4.3/gcc/testsuite/g++.old-deja/g++.other/comdat4-aux.cc
    194 --- gcc-3.4.3.orig/gcc/testsuite/g++.old-deja/g++.other/comdat4-aux.cc 1970-01-01 00:00:00.000000000 +0000
    195 +++ gcc-3.4.3/gcc/testsuite/g++.old-deja/g++.other/comdat4-aux.cc 2004-11-05 17:08:46.560220424 +0000
    196 @@ -0,0 +1,40 @@
    197 +extern void
    198 +bar (int x);
    199 +
    200 +inline void
    201 +foo (int i)
    202 +{
    203 + switch (i)
    204 + {
    205 + case 3:
    206 + case 5:
    207 + case 6:
    208 + case 9:
    209 + case 15:
    210 + bar (1);
    211 + break;
    212 + case 2:
    213 + case 4:
    214 + case 7:
    215 + case 10:
    216 + case 11:
    217 + case 12:
    218 + bar (2);
    219 + break;
    220 + case 0:
    221 + case 1:
    222 + case 8:
    223 + case 13:
    224 + case 16:
    225 + bar (3);
    226 + break;
    227 + case 14:
    228 + bar (4);
    229 + break;
    230 + default:
    231 + bar (5);
    232 + break;
    233 + }
    234 +}
    235 +
    236 +void *fooaddr2 = (void *) foo;
    237 diff -Naur gcc-3.4.3.orig/gcc/testsuite/g++.old-deja/g++.other/comdat4.C gcc-3.4.3/gcc/testsuite/g++.old-deja/g++.other/comdat4.C
    238 --- gcc-3.4.3.orig/gcc/testsuite/g++.old-deja/g++.other/comdat4.C 1970-01-01 00:00:00.000000000 +0000
    239 +++ gcc-3.4.3/gcc/testsuite/g++.old-deja/g++.other/comdat4.C 2004-11-05 17:08:46.562220120 +0000
    240 @@ -0,0 +1,57 @@
    241 +// PR c++/16276
    242 +// { dg-do link }
    243 +// { dg-additional-sources " comdat4-aux.cc" }
    244 +// { dg-options "-O2" }
    245 +
    246 +extern void
    247 +bar (int x);
    248 +
    249 +inline void
    250 +foo (int i)
    251 +{
    252 + switch (i)
    253 + {
    254 + case 3:
    255 + case 5:
    256 + case 6:
    257 + case 9:
    258 + case 15:
    259 + bar (1);
    260 + break;
    261 + case 2:
    262 + case 4:
    263 + case 7:
    264 + case 10:
    265 + case 11:
    266 + case 12:
    267 + bar (2);
    268 + break;
    269 + case 0:
    270 + case 1:
    271 + case 8:
    272 + case 13:
    273 + case 16:
    274 + bar (3);
    275 + break;
    276 + case 14:
    277 + bar (4);
    278 + break;
    279 + default:
    280 + bar (5);
    281 + break;
    282 + }
    283 +}
    284 +
    285 +void *fooaddr = (void *) foo;
    286 +
    287 +void
    288 +bar (int x)
    289 +{
    290 + __asm __volatile ("" : : "r" (x));
    291 +}
    292 +
    293 +int
    294 +main (void)
    295 +{
    296 + return 0;
    297 +}
    298 diff -Naur gcc-3.4.3.orig/gcc/varasm.c gcc-3.4.3/gcc/varasm.c
    299 --- gcc-3.4.3.orig/gcc/varasm.c 2004-10-31 09:10:03.000000000 +0000
    300 +++ gcc-3.4.3/gcc/varasm.c 2004-11-05 17:08:46.603213888 +0000
    301 @@ -535,6 +535,53 @@
    302 text_section ();
    303 }
    304
    305 +/* Switch to read-only data section associated with function DECL. */
    306 +
    307 +void
    308 +default_function_rodata_section (tree decl)
    309 +{
    310 + if (decl != NULL_TREE && DECL_SECTION_NAME (decl))
    311 + {
    312 + const char *name = TREE_STRING_POINTER (DECL_SECTION_NAME (decl));
    313 +
    314 + /* For .gnu.linkonce.t.foo we want to use .gnu.linkonce.r.foo. */
    315 + if (DECL_ONE_ONLY (decl) && strncmp (name, ".gnu.linkonce.t.", 16) == 0)
    316 + {
    317 + size_t len = strlen (name) + 1;
    318 + char *rname = alloca (len);
    319 +
    320 + memcpy (rname, name, len);
    321 + rname[14] = 'r';
    322 + named_section_flags (rname, SECTION_LINKONCE);
    323 + return;
    324 + }
    325 + /* For .text.foo we want to use .rodata.foo. */
    326 + else if (flag_function_sections && flag_data_sections
    327 + && strncmp (name, ".text.", 6) == 0)
    328 + {
    329 + size_t len = strlen (name) + 1;
    330 + char *rname = alloca (len + 2);
    331 +
    332 + memcpy (rname, ".rodata", 7);
    333 + memcpy (rname + 7, name + 5, len - 5);
    334 + named_section_flags (rname, 0);
    335 + return;
    336 + }
    337 + }
    338 +
    339 + readonly_data_section ();
    340 +}
    341 +
    342 +/* Switch to read-only data section associated with function DECL
    343 + for targets where that section should be always the single
    344 + readonly data section. */
    345 +
    346 +void
    347 +default_no_function_rodata_section (tree decl ATTRIBUTE_UNUSED)
    348 +{
    349 + readonly_data_section ();
    350 +}
    351 +
    352 /* Switch to section for variable DECL. RELOC is the same as the
    353 argument to SELECT_SECTION. */
    354

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