1*fae548d3Szrj# Copyright (C) 2014-2020 Free Software Foundation, Inc. 2*fae548d3Szrj# 3*fae548d3Szrj# Copying and distribution of this file, with or without modification, 4*fae548d3Szrj# are permitted in any medium without royalty provided the copyright 5*fae548d3Szrj# notice and this notice are preserved. 6*fae548d3Szrj# 7*fae548d3Szrj# Unusual variables checked by this code: 8*fae548d3Szrj# NOP - four byte opcode for no-op (defaults to none) 9*fae548d3Szrj# NO_SMALL_DATA - no .sbss/.sbss2/.sdata/.sdata2 sections if not 10*fae548d3Szrj# empty. 11*fae548d3Szrj# SMALL_DATA_CTOR - .ctors contains small data. 12*fae548d3Szrj# SMALL_DATA_DTOR - .dtors contains small data. 13*fae548d3Szrj# DATA_ADDR - if end-of-text-plus-one-page isn't right for data start 14*fae548d3Szrj# INITIAL_READONLY_SECTIONS - at start of text segment 15*fae548d3Szrj# OTHER_READONLY_SECTIONS - other than .text .init .rodata ... 16*fae548d3Szrj# (e.g., .PARISC.milli) 17*fae548d3Szrj# OTHER_TEXT_SECTIONS - these get put in .text when relocating 18*fae548d3Szrj# INITIAL_READWRITE_SECTIONS - at start of data segment (after relro) 19*fae548d3Szrj# OTHER_READWRITE_SECTIONS - other than .data .bss .ctors .sdata ... 20*fae548d3Szrj# (e.g., .PARISC.global) 21*fae548d3Szrj# OTHER_RELRO_SECTIONS - other than .data.rel.ro ... 22*fae548d3Szrj# (e.g. PPC32 .fixup, .got[12]) 23*fae548d3Szrj# OTHER_RELRO_SECTIONS_2 - as above, but after .dynamic in text segment 24*fae548d3Szrj# OTHER_BSS_SECTIONS - other than .bss .sbss ... 25*fae548d3Szrj# ATTRS_SECTIONS - at the end 26*fae548d3Szrj# OTHER_SECTIONS - at the end 27*fae548d3Szrj# EXECUTABLE_SYMBOLS - symbols that must be defined for an 28*fae548d3Szrj# executable (e.g., _DYNAMIC_LINK) 29*fae548d3Szrj# TEXT_START_ADDR - the first byte of the text segment, after any 30*fae548d3Szrj# headers. 31*fae548d3Szrj# TEXT_BASE_ADDRESS - the first byte of the text segment. 32*fae548d3Szrj# TEXT_START_SYMBOLS - symbols that appear at the start of the 33*fae548d3Szrj# .text section. 34*fae548d3Szrj# DATA_START_SYMBOLS - symbols that appear at the start of the 35*fae548d3Szrj# .data section. 36*fae548d3Szrj# DATA_END_SYMBOLS - symbols that appear at the end of the 37*fae548d3Szrj# writeable data sections. 38*fae548d3Szrj# OTHER_GOT_SYMBOLS - symbols defined just before .got. 39*fae548d3Szrj# OTHER_GOT_SECTIONS - sections just after .got. 40*fae548d3Szrj# OTHER_PLT_SECTIONS - sections just after .plt. 41*fae548d3Szrj# OTHER_SDATA_SECTIONS - sections just after .sdata. 42*fae548d3Szrj# OTHER_BSS_SYMBOLS - symbols that appear at the start of the 43*fae548d3Szrj# .bss section besides __bss_start. 44*fae548d3Szrj# PLT_NEXT_DATA - .plt next to data segment when .plt is in text segment. 45*fae548d3Szrj# DATA_PLT - .plt should be in data segment, not text segment. 46*fae548d3Szrj# PLT_BEFORE_GOT - .plt just before .got when .plt is in data segement. 47*fae548d3Szrj# BSS_PLT - .plt should be in bss segment 48*fae548d3Szrj# NO_REL_RELOCS - Don't include .rel.* sections in script 49*fae548d3Szrj# NO_RELA_RELOCS - Don't include .rela.* sections in script 50*fae548d3Szrj# NON_ALLOC_DYN - Place dynamic sections after data segment. 51*fae548d3Szrj# TEXT_DYNAMIC - .dynamic in text segment, not data segment. 52*fae548d3Szrj# EMBEDDED - whether this is for an embedded system. 53*fae548d3Szrj# SHLIB_TEXT_START_ADDR - if set, add to SIZEOF_HEADERS to set 54*fae548d3Szrj# start address of shared library. 55*fae548d3Szrj# INPUT_FILES - INPUT command of files to always include 56*fae548d3Szrj# WRITABLE_RODATA - if set, the .rodata section should be writable 57*fae548d3Szrj# INIT_START, INIT_END - statements just before and just after 58*fae548d3Szrj# combination of .init sections. 59*fae548d3Szrj# FINI_START, FINI_END - statements just before and just after 60*fae548d3Szrj# combination of .fini sections. 61*fae548d3Szrj# STACK_ADDR - start of a .stack section. 62*fae548d3Szrj# OTHER_SYMBOLS - symbols to place right at the end of the script. 63*fae548d3Szrj# ETEXT_NAME - name of a symbol for the end of the text section, 64*fae548d3Szrj# normally etext. 65*fae548d3Szrj# SEPARATE_CODE - if set, .text and similar sections containing 66*fae548d3Szrj# actual machine instructions must be in wholly disjoint 67*fae548d3Szrj# pages from any other data, including headers 68*fae548d3Szrj# SEPARATE_GOTPLT - if set, .got.plt should be separate output section, 69*fae548d3Szrj# so that .got can be in the RELRO area. It should be set to 70*fae548d3Szrj# the number of bytes in the beginning of .got.plt which can be 71*fae548d3Szrj# in the RELRO area as well. 72*fae548d3Szrj# USER_LABEL_PREFIX - prefix to add to user-visible symbols. 73*fae548d3Szrj# RODATA_NAME, SDATA_NAME, SBSS_NAME, BSS_NAME - base parts of names 74*fae548d3Szrj# for standard sections, without initial "." or suffixes. 75*fae548d3Szrj# 76*fae548d3Szrj# When adding sections, do note that the names of some sections are used 77*fae548d3Szrj# when specifying the start address of the next. 78*fae548d3Szrj# 79*fae548d3Szrj 80*fae548d3Szrj# Many sections come in three flavours. There is the 'real' section, 81*fae548d3Szrj# like ".data". Then there are the per-procedure or per-variable 82*fae548d3Szrj# sections, generated by -ffunction-sections and -fdata-sections in GCC, 83*fae548d3Szrj# and useful for --gc-sections, which for a variable "foo" might be 84*fae548d3Szrj# ".data.foo". Then there are the linkonce sections, for which the linker 85*fae548d3Szrj# eliminates duplicates, which are named like ".gnu.linkonce.d.foo". 86*fae548d3Szrj# The exact correspondences are: 87*fae548d3Szrj# 88*fae548d3Szrj# Section Linkonce section 89*fae548d3Szrj# .text .gnu.linkonce.t.foo 90*fae548d3Szrj# .rodata .gnu.linkonce.r.foo 91*fae548d3Szrj# .data .gnu.linkonce.d.foo 92*fae548d3Szrj# .bss .gnu.linkonce.b.foo 93*fae548d3Szrj# .sdata .gnu.linkonce.s.foo 94*fae548d3Szrj# .sbss .gnu.linkonce.sb.foo 95*fae548d3Szrj# .sdata2 .gnu.linkonce.s2.foo 96*fae548d3Szrj# .sbss2 .gnu.linkonce.sb2.foo 97*fae548d3Szrj# .debug_info .gnu.linkonce.wi.foo 98*fae548d3Szrj# .tdata .gnu.linkonce.td.foo 99*fae548d3Szrj# .tbss .gnu.linkonce.tb.foo 100*fae548d3Szrj# .lrodata .gnu.linkonce.lr.foo 101*fae548d3Szrj# .ldata .gnu.linkonce.l.foo 102*fae548d3Szrj# .lbss .gnu.linkonce.lb.foo 103*fae548d3Szrj# 104*fae548d3Szrj# Each of these can also have corresponding .rel.* and .rela.* sections. 105*fae548d3Szrj 106*fae548d3Szrjif test -n "$NOP"; then 107*fae548d3Szrj FILL="=$NOP" 108*fae548d3Szrjelse 109*fae548d3Szrj FILL= 110*fae548d3Szrjfi 111*fae548d3Szrj 112*fae548d3Szrjtest -n "$CREATE_SHLIB$CREATE_PIE" && CREATE_PIC=" " 113*fae548d3Szrjtest -z "$RODATA_NAME" && RODATA_NAME=rodata 114*fae548d3Szrjtest -z "$SDATA_NAME" && SDATA_NAME=sdata 115*fae548d3Szrjtest -z "$SBSS_NAME" && SBSS_NAME=sbss 116*fae548d3Szrjtest -z "$BSS_NAME" && BSS_NAME=bss 117*fae548d3Szrjtest -z "$ENTRY" && ENTRY=${USER_LABEL_PREFIX}_start 118*fae548d3Szrjtest -z "${BIG_OUTPUT_FORMAT}" && BIG_OUTPUT_FORMAT=${OUTPUT_FORMAT} 119*fae548d3Szrjtest -z "${LITTLE_OUTPUT_FORMAT}" && LITTLE_OUTPUT_FORMAT=${OUTPUT_FORMAT} 120*fae548d3Szrjif [ -z "$MACHINE" ]; then OUTPUT_ARCH=${ARCH}; else OUTPUT_ARCH=${ARCH}:${MACHINE}; fi 121*fae548d3Szrjtest -z "${ELFSIZE}" && ELFSIZE=32 122*fae548d3Szrjtest -z "${ALIGNMENT}" && ALIGNMENT="${ELFSIZE} / 8" 123*fae548d3Szrjtest "$LD_FLAG" = "N" && DATA_ADDR=. 124*fae548d3Szrjtest -z "${ETEXT_NAME}" && ETEXT_NAME=${USER_LABEL_PREFIX}etext 125*fae548d3Szrjtest -n "$RELRO_NOW" && unset SEPARATE_GOTPLT 126*fae548d3Szrjtest -z "$ATTRS_SECTIONS" && ATTRS_SECTIONS=".gnu.attributes 0 : { KEEP (*(.gnu.attributes)) }" 127*fae548d3Szrjif test -z "$DATA_SEGMENT_ALIGN"; then 128*fae548d3Szrj test -n "$CREATE_SHLIB$CREATE_PIE" && test -n "$SHLIB_DATA_ADDR" && COMMONPAGESIZE="" 129*fae548d3Szrj test -z "$CREATE_SHLIB$CREATE_PIE" && test -n "$DATA_ADDR" && COMMONPAGESIZE="" 130*fae548d3Szrj DATA_SEGMENT_ALIGN="ALIGN(${SEGMENT_SIZE}) + (. & (${MAXPAGESIZE} - 1))" 131*fae548d3Szrj DATA_SEGMENT_RELRO_END="" 132*fae548d3Szrj DATA_SEGMENT_END="" 133*fae548d3Szrj if test -n "${COMMONPAGESIZE}"; then 134*fae548d3Szrj if test "${SEGMENT_SIZE}" != "${MAXPAGESIZE}"; then 135*fae548d3Szrj DATA_SEGMENT_ALIGN="ALIGN (${SEGMENT_SIZE}) - ((${MAXPAGESIZE} - .) & (${MAXPAGESIZE} - 1)); . = DATA_SEGMENT_ALIGN (${MAXPAGESIZE}, ${COMMONPAGESIZE})" 136*fae548d3Szrj else 137*fae548d3Szrj DATA_SEGMENT_ALIGN="DATA_SEGMENT_ALIGN (${MAXPAGESIZE}, ${COMMONPAGESIZE})" 138*fae548d3Szrj fi 139*fae548d3Szrj DATA_SEGMENT_END=". = DATA_SEGMENT_END (.);" 140*fae548d3Szrj DATA_SEGMENT_RELRO_END=". = DATA_SEGMENT_RELRO_END (${SEPARATE_GOTPLT-0}, .);" 141*fae548d3Szrj fi 142*fae548d3Szrjfi 143*fae548d3Szrjif test -z "${INITIAL_READONLY_SECTIONS}${CREATE_SHLIB}"; then 144*fae548d3Szrj INITIAL_READONLY_SECTIONS=".interp ${RELOCATING-0} : { *(.interp) }" 145*fae548d3Szrjfi 146*fae548d3Szrjif test -z "$PLT"; then 147*fae548d3Szrj IPLT=".iplt ${RELOCATING-0} : { *(.iplt) }" 148*fae548d3Szrj PLT=".plt ${RELOCATING-0} : { *(.plt)${RELOCATING+${IREL_IN_PLT+ *(.iplt)}} } 149*fae548d3Szrj ${IREL_IN_PLT-$IPLT}" 150*fae548d3Szrjfi 151*fae548d3Szrjtest -n "${DATA_PLT-${BSS_PLT-text}}" && TEXT_PLT= 152*fae548d3Szrjif test -z "$GOT"; then 153*fae548d3Szrj if test -z "$SEPARATE_GOTPLT"; then 154*fae548d3Szrj GOT=".got ${RELOCATING-0} : {${RELOCATING+ *(.got.plt) *(.igot.plt)} *(.got)${RELOCATING+ *(.igot)} }" 155*fae548d3Szrj else 156*fae548d3Szrj GOT=".got ${RELOCATING-0} : { *(.got)${RELOCATING+ *(.igot)} }" 157*fae548d3Szrj GOTPLT=".got.plt ${RELOCATING-0} : { *(.got.plt)${RELOCATING+ *(.igot.plt)} }" 158*fae548d3Szrj fi 159*fae548d3Szrjfi 160*fae548d3SzrjREL_IFUNC=".rel.ifunc ${RELOCATING-0} : { *(.rel.ifunc) }" 161*fae548d3SzrjRELA_IFUNC=".rela.ifunc ${RELOCATING-0} : { *(.rela.ifunc) }" 162*fae548d3SzrjREL_IPLT=".rel.iplt ${RELOCATING-0} : 163*fae548d3Szrj { 164*fae548d3Szrj ${RELOCATING+${CREATE_PIC-PROVIDE_HIDDEN (${USER_LABEL_PREFIX}__rel_iplt_start = .);}} 165*fae548d3Szrj *(.rel.iplt) 166*fae548d3Szrj ${RELOCATING+${CREATE_PIC-PROVIDE_HIDDEN (${USER_LABEL_PREFIX}__rel_iplt_end = .);}} 167*fae548d3Szrj }" 168*fae548d3SzrjRELA_IPLT=".rela.iplt ${RELOCATING-0} : 169*fae548d3Szrj { 170*fae548d3Szrj ${RELOCATING+${CREATE_PIC-PROVIDE_HIDDEN (${USER_LABEL_PREFIX}__rela_iplt_start = .);}} 171*fae548d3Szrj *(.rela.iplt) 172*fae548d3Szrj ${RELOCATING+${CREATE_PIC-PROVIDE_HIDDEN (${USER_LABEL_PREFIX}__rela_iplt_end = .);}} 173*fae548d3Szrj }" 174*fae548d3SzrjDYNAMIC=".dynamic ${RELOCATING-0} : { *(.dynamic) }" 175*fae548d3SzrjRODATA=".${RODATA_NAME} ${RELOCATING-0} : { *(.${RODATA_NAME}${RELOCATING+ .${RODATA_NAME}.* .gnu.linkonce.r.*}) }" 176*fae548d3SzrjDATARELRO=".data.rel.ro : { *(.data.rel.ro.local* .gnu.linkonce.d.rel.ro.local.*) *(.data.rel.ro .data.rel.ro.* .gnu.linkonce.d.rel.ro.*) }" 177*fae548d3SzrjDISCARDED="/DISCARD/ : { *(.note.GNU-stack) *(.gnu_debuglink) *(.gnu.lto_*) }" 178*fae548d3Szrjif test -z "${NO_SMALL_DATA}"; then 179*fae548d3Szrj SBSS=".${SBSS_NAME} ${RELOCATING-0} : 180*fae548d3Szrj { 181*fae548d3Szrj ${RELOCATING+${SBSS_START_SYMBOLS}} 182*fae548d3Szrj ${CREATE_SHLIB+*(.${SBSS_NAME}2 .${SBSS_NAME}2.* .gnu.linkonce.sb2.*)} 183*fae548d3Szrj ${RELOCATING+*(.dyn${SBSS_NAME})} 184*fae548d3Szrj *(.${SBSS_NAME}${RELOCATING+ .${SBSS_NAME}.* .gnu.linkonce.sb.*}) 185*fae548d3Szrj ${RELOCATING+*(.scommon)} 186*fae548d3Szrj ${RELOCATING+${SBSS_END_SYMBOLS}} 187*fae548d3Szrj }" 188*fae548d3Szrj SBSS2=".${SBSS_NAME}2 ${RELOCATING-0} : { *(.${SBSS_NAME}2${RELOCATING+ .${SBSS_NAME}2.* .gnu.linkonce.sb2.*}) }" 189*fae548d3Szrj SDATA="/* We want the small data sections together, so single-instruction offsets 190*fae548d3Szrj can access them all, and initialized data all before uninitialized, so 191*fae548d3Szrj we can shorten the on-disk segment size. */ 192*fae548d3Szrj .${SDATA_NAME} ${RELOCATING-0} : 193*fae548d3Szrj { 194*fae548d3Szrj ${RELOCATING+${SDATA_START_SYMBOLS}} 195*fae548d3Szrj ${CREATE_SHLIB+*(.${SDATA_NAME}2 .${SDATA_NAME}2.* .gnu.linkonce.s2.*)} 196*fae548d3Szrj *(.${SDATA_NAME}${RELOCATING+ .${SDATA_NAME}.* .gnu.linkonce.s.*}) 197*fae548d3Szrj }" 198*fae548d3Szrj SDATA2=".${SDATA_NAME}2 ${RELOCATING-0} : 199*fae548d3Szrj { 200*fae548d3Szrj ${RELOCATING+${SDATA2_START_SYMBOLS}} 201*fae548d3Szrj *(.${SDATA_NAME}2${RELOCATING+ .${SDATA_NAME}2.* .gnu.linkonce.s2.*}) 202*fae548d3Szrj }" 203*fae548d3Szrj REL_SDATA=".rel.${SDATA_NAME} ${RELOCATING-0} : { *(.rel.${SDATA_NAME}${RELOCATING+ .rel.${SDATA_NAME}.* .rel.gnu.linkonce.s.*}) } 204*fae548d3Szrj .rela.${SDATA_NAME} ${RELOCATING-0} : { *(.rela.${SDATA_NAME}${RELOCATING+ .rela.${SDATA_NAME}.* .rela.gnu.linkonce.s.*}) }" 205*fae548d3Szrj REL_SBSS=".rel.${SBSS_NAME} ${RELOCATING-0} : { *(.rel.${SBSS_NAME}${RELOCATING+ .rel.${SBSS_NAME}.* .rel.gnu.linkonce.sb.*}) } 206*fae548d3Szrj .rela.${SBSS_NAME} ${RELOCATING-0} : { *(.rela.${SBSS_NAME}${RELOCATING+ .rela.${SBSS_NAME}.* .rela.gnu.linkonce.sb.*}) }" 207*fae548d3Szrj REL_SDATA2=".rel.${SDATA_NAME}2 ${RELOCATING-0} : { *(.rel.${SDATA_NAME}2${RELOCATING+ .rel.${SDATA_NAME}2.* .rel.gnu.linkonce.s2.*}) } 208*fae548d3Szrj .rela.${SDATA_NAME}2 ${RELOCATING-0} : { *(.rela.${SDATA_NAME}2${RELOCATING+ .rela.${SDATA_NAME}2.* .rela.gnu.linkonce.s2.*}) }" 209*fae548d3Szrj REL_SBSS2=".rel.${SBSS_NAME}2 ${RELOCATING-0} : { *(.rel.${SBSS_NAME}2${RELOCATING+ .rel.${SBSS_NAME}2.* .rel.gnu.linkonce.sb2.*}) } 210*fae548d3Szrj .rela.${SBSS_NAME}2 ${RELOCATING-0} : { *(.rela.${SBSS_NAME}2${RELOCATING+ .rela.${SBSS_NAME}2.* .rela.gnu.linkonce.sb2.*}) }" 211*fae548d3Szrjelse 212*fae548d3Szrj NO_SMALL_DATA=" " 213*fae548d3Szrjfi 214*fae548d3Szrjif test -z "${SDATA_GOT}${DATA_GOT}"; then 215*fae548d3Szrj if test -n "${NO_SMALL_DATA}"; then 216*fae548d3Szrj DATA_GOT=" " 217*fae548d3Szrj fi 218*fae548d3Szrjfi 219*fae548d3Szrjif test -z "${SDATA_GOT}${DATA_GOT}"; then 220*fae548d3Szrj if test -z "${NO_SMALL_DATA}"; then 221*fae548d3Szrj SDATA_GOT=" " 222*fae548d3Szrj fi 223*fae548d3Szrjfi 224*fae548d3Szrjtest -n "$SEPARATE_GOTPLT" && SEPARATE_GOTPLT=" " 225*fae548d3Szrjtest "${LARGE_SECTIONS}" = "yes" && REL_LARGE=" 226*fae548d3Szrj .rel.ldata ${RELOCATING-0} : { *(.rel.ldata${RELOCATING+ .rel.ldata.* .rel.gnu.linkonce.l.*}) } 227*fae548d3Szrj .rela.ldata ${RELOCATING-0} : { *(.rela.ldata${RELOCATING+ .rela.ldata.* .rela.gnu.linkonce.l.*}) } 228*fae548d3Szrj .rel.lbss ${RELOCATING-0} : { *(.rel.lbss${RELOCATING+ .rel.lbss.* .rel.gnu.linkonce.lb.*}) } 229*fae548d3Szrj .rela.lbss ${RELOCATING-0} : { *(.rela.lbss${RELOCATING+ .rela.lbss.* .rela.gnu.linkonce.lb.*}) } 230*fae548d3Szrj .rel.lrodata ${RELOCATING-0} : { *(.rel.lrodata${RELOCATING+ .rel.lrodata.* .rel.gnu.linkonce.lr.*}) } 231*fae548d3Szrj .rela.lrodata ${RELOCATING-0} : { *(.rela.lrodata${RELOCATING+ .rela.lrodata.* .rela.gnu.linkonce.lr.*}) }" 232*fae548d3Szrjtest "${LARGE_SECTIONS}" = "yes" && LARGE_BSS=" 233*fae548d3Szrj .lbss ${RELOCATING-0} : 234*fae548d3Szrj { 235*fae548d3Szrj ${RELOCATING+*(.dynlbss)} 236*fae548d3Szrj *(.lbss${RELOCATING+ .lbss.* .gnu.linkonce.lb.*}) 237*fae548d3Szrj ${RELOCATING+*(LARGE_COMMON)} 238*fae548d3Szrj }" 239*fae548d3Szrjtest "${LARGE_SECTIONS}" = "yes" && LARGE_SECTIONS=" 240*fae548d3Szrj .lrodata ${RELOCATING-0} ${RELOCATING+ALIGN(${MAXPAGESIZE}) + (. & (${MAXPAGESIZE} - 1))} : 241*fae548d3Szrj { 242*fae548d3Szrj *(.lrodata${RELOCATING+ .lrodata.* .gnu.linkonce.lr.*}) 243*fae548d3Szrj } 244*fae548d3Szrj .ldata ${RELOCATING-0} ${RELOCATING+ALIGN(${MAXPAGESIZE}) + (. & (${MAXPAGESIZE} - 1))} : 245*fae548d3Szrj { 246*fae548d3Szrj *(.ldata${RELOCATING+ .ldata.* .gnu.linkonce.l.*}) 247*fae548d3Szrj ${RELOCATING+. = ALIGN(. != 0 ? ${ALIGNMENT} : 1);} 248*fae548d3Szrj }" 249*fae548d3Szrjif test "${ENABLE_INITFINI_ARRAY}" = "yes"; then 250*fae548d3Szrj SORT_INIT_ARRAY="KEEP (*(SORT_BY_INIT_PRIORITY(.init_array.*) SORT_BY_INIT_PRIORITY(.ctors.*)))" 251*fae548d3Szrj SORT_FINI_ARRAY="KEEP (*(SORT_BY_INIT_PRIORITY(.fini_array.*) SORT_BY_INIT_PRIORITY(.dtors.*)))" 252*fae548d3Szrj CTORS_IN_INIT_ARRAY="EXCLUDE_FILE (*crtbegin.o *crtbegin?.o *crtend.o *crtend?.o $OTHER_EXCLUDE_FILES) .ctors" 253*fae548d3Szrj DTORS_IN_FINI_ARRAY="EXCLUDE_FILE (*crtbegin.o *crtbegin?.o *crtend.o *crtend?.o $OTHER_EXCLUDE_FILES) .dtors" 254*fae548d3Szrjelse 255*fae548d3Szrj SORT_INIT_ARRAY="KEEP (*(SORT(.init_array.*)))" 256*fae548d3Szrj SORT_FINI_ARRAY="KEEP (*(SORT(.fini_array.*)))" 257*fae548d3Szrj CTORS_IN_INIT_ARRAY= 258*fae548d3Szrj DTORS_IN_FINI_ARRAY= 259*fae548d3Szrjfi 260*fae548d3SzrjPREINIT_ARRAY=".preinit_array : 261*fae548d3Szrj { 262*fae548d3Szrj ${CREATE_SHLIB-PROVIDE_HIDDEN (${USER_LABEL_PREFIX}__preinit_array_start = .);} 263*fae548d3Szrj KEEP (*(.preinit_array)) 264*fae548d3Szrj ${CREATE_SHLIB-PROVIDE_HIDDEN (${USER_LABEL_PREFIX}__preinit_array_end = .);} 265*fae548d3Szrj }" 266*fae548d3SzrjINIT_ARRAY=".init_array : 267*fae548d3Szrj { 268*fae548d3Szrj ${CREATE_SHLIB-PROVIDE_HIDDEN (${USER_LABEL_PREFIX}__init_array_start = .);} 269*fae548d3Szrj ${SORT_INIT_ARRAY} 270*fae548d3Szrj KEEP (*(.init_array ${CTORS_IN_INIT_ARRAY})) 271*fae548d3Szrj ${CREATE_SHLIB-PROVIDE_HIDDEN (${USER_LABEL_PREFIX}__init_array_end = .);} 272*fae548d3Szrj }" 273*fae548d3SzrjFINI_ARRAY=".fini_array : 274*fae548d3Szrj { 275*fae548d3Szrj ${CREATE_SHLIB-PROVIDE_HIDDEN (${USER_LABEL_PREFIX}__fini_array_start = .);} 276*fae548d3Szrj ${SORT_FINI_ARRAY} 277*fae548d3Szrj KEEP (*(.fini_array ${DTORS_IN_FINI_ARRAY})) 278*fae548d3Szrj ${CREATE_SHLIB-PROVIDE_HIDDEN (${USER_LABEL_PREFIX}__fini_array_end = .);} 279*fae548d3Szrj }" 280*fae548d3SzrjCTOR=".ctors ${CONSTRUCTING-0} : 281*fae548d3Szrj { 282*fae548d3Szrj ${CONSTRUCTING+${CTOR_START}} 283*fae548d3Szrj /* gcc uses crtbegin.o to find the start of 284*fae548d3Szrj the constructors, so we make sure it is 285*fae548d3Szrj first. Because this is a wildcard, it 286*fae548d3Szrj doesn't matter if the user does not 287*fae548d3Szrj actually link against crtbegin.o; the 288*fae548d3Szrj linker won't look for a file to match a 289*fae548d3Szrj wildcard. The wildcard also means that it 290*fae548d3Szrj doesn't matter which directory crtbegin.o 291*fae548d3Szrj is in. */ 292*fae548d3Szrj 293*fae548d3Szrj KEEP (*crtbegin.o(.ctors)) 294*fae548d3Szrj KEEP (*crtbegin?.o(.ctors)) 295*fae548d3Szrj 296*fae548d3Szrj /* We don't want to include the .ctor section from 297*fae548d3Szrj the crtend.o file until after the sorted ctors. 298*fae548d3Szrj The .ctor section from the crtend file contains the 299*fae548d3Szrj end of ctors marker and it must be last */ 300*fae548d3Szrj 301*fae548d3Szrj KEEP (*(EXCLUDE_FILE (*crtend.o *crtend?.o $OTHER_EXCLUDE_FILES) .ctors)) 302*fae548d3Szrj KEEP (*(SORT(.ctors.*))) 303*fae548d3Szrj KEEP (*(.ctors)) 304*fae548d3Szrj ${CONSTRUCTING+${CTOR_END}} 305*fae548d3Szrj }" 306*fae548d3SzrjDTOR=".dtors ${CONSTRUCTING-0} : 307*fae548d3Szrj { 308*fae548d3Szrj ${CONSTRUCTING+${DTOR_START}} 309*fae548d3Szrj KEEP (*crtbegin.o(.dtors)) 310*fae548d3Szrj KEEP (*crtbegin?.o(.dtors)) 311*fae548d3Szrj KEEP (*(EXCLUDE_FILE (*crtend.o *crtend?.o $OTHER_EXCLUDE_FILES) .dtors)) 312*fae548d3Szrj KEEP (*(SORT(.dtors.*))) 313*fae548d3Szrj KEEP (*(.dtors)) 314*fae548d3Szrj ${CONSTRUCTING+${DTOR_END}} 315*fae548d3Szrj }" 316*fae548d3SzrjSTACK=".stack ${RELOCATING-0}${RELOCATING+${STACK_ADDR}} : 317*fae548d3Szrj { 318*fae548d3Szrj ${RELOCATING+${USER_LABEL_PREFIX}_stack = .;} 319*fae548d3Szrj *(.stack) 320*fae548d3Szrj ${RELOCATING+${STACK_SENTINEL}} 321*fae548d3Szrj }" 322*fae548d3Szrj 323*fae548d3SzrjTEXT_START_ADDR="SEGMENT_START(\"text-segment\", ${TEXT_START_ADDR})" 324*fae548d3SzrjSHLIB_TEXT_START_ADDR="SEGMENT_START(\"text-segment\", ${SHLIB_TEXT_START_ADDR:-0})" 325*fae548d3Szrj 326*fae548d3Szrj# Don't bother with separate code segment when there are data sections 327*fae548d3Szrj# between .plt and .text. 328*fae548d3Szrjif test -z "$TINY_READONLY_SECTION"; then 329*fae548d3Szrj case "$LD_FLAG" in 330*fae548d3Szrj *textonly*) 331*fae548d3Szrj SEPARATE_TEXT=" " 332*fae548d3Szrj TEXT_SEGMENT_ALIGN=". = ALIGN(${MAXPAGESIZE});" 333*fae548d3Szrj ;; 334*fae548d3Szrj esac 335*fae548d3Szrjfi 336*fae548d3Szrj 337*fae548d3Szrjif [ -z "$SEPARATE_CODE" ]; then 338*fae548d3Szrj SIZEOF_HEADERS_CODE=" + SIZEOF_HEADERS" 339*fae548d3Szrjelse 340*fae548d3Szrj SIZEOF_HEADERS_CODE= 341*fae548d3Szrjfi 342*fae548d3Szrj 343*fae548d3Szrj# If this is for an embedded system, don't add SIZEOF_HEADERS. 344*fae548d3Szrjif [ -z "$EMBEDDED" ]; then 345*fae548d3Szrj test -z "${TEXT_BASE_ADDRESS}" && TEXT_BASE_ADDRESS="${TEXT_START_ADDR}${SIZEOF_HEADERS_CODE}" 346*fae548d3Szrjelse 347*fae548d3Szrj test -z "${TEXT_BASE_ADDRESS}" && TEXT_BASE_ADDRESS="${TEXT_START_ADDR}" 348*fae548d3Szrjfi 349*fae548d3Szrj 350*fae548d3Szrjcat <<EOF 351*fae548d3Szrj/* Copyright (C) 2014-2020 Free Software Foundation, Inc. 352*fae548d3Szrj 353*fae548d3Szrj Copying and distribution of this script, with or without modification, 354*fae548d3Szrj are permitted in any medium without royalty provided the copyright 355*fae548d3Szrj notice and this notice are preserved. */ 356*fae548d3Szrj 357*fae548d3SzrjOUTPUT_FORMAT("${OUTPUT_FORMAT}", "${BIG_OUTPUT_FORMAT}", 358*fae548d3Szrj "${LITTLE_OUTPUT_FORMAT}") 359*fae548d3SzrjOUTPUT_ARCH(${OUTPUT_ARCH}) 360*fae548d3Szrj${RELOCATING+ENTRY(${ENTRY})} 361*fae548d3Szrj 362*fae548d3Szrj${RELOCATING+${LIB_SEARCH_DIRS}} 363*fae548d3Szrj${RELOCATING+${CREATE_SHLIB-${EXECUTABLE_SYMBOLS}}} 364*fae548d3Szrj${RELOCATING+${INPUT_FILES}} 365*fae548d3Szrj${RELOCATING- /* For some reason, the Solaris linker makes bad executables 366*fae548d3Szrj if gld -r is used and the intermediate file has sections starting 367*fae548d3Szrj at non-zero addresses. Could be a Solaris ld bug, could be a GNU ld 368*fae548d3Szrj bug. But for now assigning the zero vmas works. */} 369*fae548d3Szrj 370*fae548d3SzrjSECTIONS 371*fae548d3Szrj{ 372*fae548d3Szrj ${RELOCATING+${SEPARATE_TEXT-/* Read-only sections, merged into text segment: */}} 373*fae548d3Szrj ${CREATE_SHLIB-${CREATE_PIE-${RELOCATING+PROVIDE (__executable_start = ${TEXT_START_ADDR}); . = ${TEXT_BASE_ADDRESS};}}} 374*fae548d3Szrj ${CREATE_SHLIB+${RELOCATING+. = ${SHLIB_TEXT_START_ADDR}${SIZEOF_HEADERS_CODE};}} 375*fae548d3Szrj ${CREATE_PIE+${RELOCATING+PROVIDE (__executable_start = ${SHLIB_TEXT_START_ADDR}); . = ${SHLIB_TEXT_START_ADDR}${SIZEOF_HEADERS_CODE};}} 376*fae548d3SzrjEOF 377*fae548d3Szrj 378*fae548d3Szrjemit_early_ro() 379*fae548d3Szrj{ 380*fae548d3Szrj cat <<EOF 381*fae548d3Szrj ${INITIAL_READONLY_SECTIONS} 382*fae548d3Szrj .note.gnu.build-id ${RELOCATING-0}: { *(.note.gnu.build-id) } 383*fae548d3SzrjEOF 384*fae548d3Szrj} 385*fae548d3Szrj 386*fae548d3Szrjtest -n "${SEPARATE_CODE}" || emit_early_ro 387*fae548d3Szrj 388*fae548d3Szrjtest -n "${RELOCATING+0}" || unset NON_ALLOC_DYN 389*fae548d3Szrjtest -z "${NON_ALLOC_DYN}" || TEXT_DYNAMIC= 390*fae548d3Szrjcat > ldscripts/dyntmp.$$ <<EOF 391*fae548d3Szrj ${TEXT_DYNAMIC+${DYNAMIC}} 392*fae548d3Szrj .hash ${RELOCATING-0} : { *(.hash) } 393*fae548d3Szrj .gnu.hash ${RELOCATING-0} : { *(.gnu.hash) } 394*fae548d3Szrj .dynsym ${RELOCATING-0} : { *(.dynsym) } 395*fae548d3Szrj .dynstr ${RELOCATING-0} : { *(.dynstr) } 396*fae548d3Szrj .gnu.version ${RELOCATING-0} : { *(.gnu.version) } 397*fae548d3Szrj .gnu.version_d ${RELOCATING-0}: { *(.gnu.version_d) } 398*fae548d3Szrj .gnu.version_r ${RELOCATING-0}: { *(.gnu.version_r) } 399*fae548d3SzrjEOF 400*fae548d3Szrj 401*fae548d3Szrjif [ "x$COMBRELOC" = x ]; then 402*fae548d3Szrj COMBRELOCCAT="cat >> ldscripts/dyntmp.$$" 403*fae548d3Szrjelse 404*fae548d3Szrj COMBRELOCCAT="cat > $COMBRELOC" 405*fae548d3Szrjfi 406*fae548d3Szrjeval $COMBRELOCCAT <<EOF 407*fae548d3Szrj ${INITIAL_RELOC_SECTIONS} 408*fae548d3Szrj .rel.init ${RELOCATING-0} : { *(.rel.init) } 409*fae548d3Szrj .rela.init ${RELOCATING-0} : { *(.rela.init) } 410*fae548d3Szrj .rel.text ${RELOCATING-0} : { *(.rel.text${RELOCATING+ .rel.text.* .rel.gnu.linkonce.t.*}) } 411*fae548d3Szrj .rela.text ${RELOCATING-0} : { *(.rela.text${RELOCATING+ .rela.text.* .rela.gnu.linkonce.t.*}) } 412*fae548d3Szrj .rel.fini ${RELOCATING-0} : { *(.rel.fini) } 413*fae548d3Szrj .rela.fini ${RELOCATING-0} : { *(.rela.fini) } 414*fae548d3Szrj .rel.${RODATA_NAME} ${RELOCATING-0} : { *(.rel.${RODATA_NAME}${RELOCATING+ .rel.${RODATA_NAME}.* .rel.gnu.linkonce.r.*}) } 415*fae548d3Szrj .rela.${RODATA_NAME} ${RELOCATING-0} : { *(.rela.${RODATA_NAME}${RELOCATING+ .rela.${RODATA_NAME}.* .rela.gnu.linkonce.r.*}) } 416*fae548d3Szrj ${OTHER_READONLY_RELOC_SECTIONS} 417*fae548d3Szrj .rel.data.rel.ro ${RELOCATING-0} : { *(.rel.data.rel.ro${RELOCATING+ .rel.data.rel.ro.* .rel.gnu.linkonce.d.rel.ro.*}) } 418*fae548d3Szrj .rela.data.rel.ro ${RELOCATING-0} : { *(.rela.data.rel.ro${RELOCATING+ .rela.data.rel.ro.* .rela.gnu.linkonce.d.rel.ro.*}) } 419*fae548d3Szrj .rel.data ${RELOCATING-0} : { *(.rel.data${RELOCATING+ .rel.data.* .rel.gnu.linkonce.d.*}) } 420*fae548d3Szrj .rela.data ${RELOCATING-0} : { *(.rela.data${RELOCATING+ .rela.data.* .rela.gnu.linkonce.d.*}) } 421*fae548d3Szrj ${OTHER_READWRITE_RELOC_SECTIONS} 422*fae548d3Szrj .rel.tdata ${RELOCATING-0} : { *(.rel.tdata${RELOCATING+ .rel.tdata.* .rel.gnu.linkonce.td.*}) } 423*fae548d3Szrj .rela.tdata ${RELOCATING-0} : { *(.rela.tdata${RELOCATING+ .rela.tdata.* .rela.gnu.linkonce.td.*}) } 424*fae548d3Szrj .rel.tbss ${RELOCATING-0} : { *(.rel.tbss${RELOCATING+ .rel.tbss.* .rel.gnu.linkonce.tb.*}) } 425*fae548d3Szrj .rela.tbss ${RELOCATING-0} : { *(.rela.tbss${RELOCATING+ .rela.tbss.* .rela.gnu.linkonce.tb.*}) } 426*fae548d3Szrj .rel.ctors ${RELOCATING-0} : { *(.rel.ctors) } 427*fae548d3Szrj .rela.ctors ${RELOCATING-0} : { *(.rela.ctors) } 428*fae548d3Szrj .rel.dtors ${RELOCATING-0} : { *(.rel.dtors) } 429*fae548d3Szrj .rela.dtors ${RELOCATING-0} : { *(.rela.dtors) } 430*fae548d3Szrj .rel.got ${RELOCATING-0} : { *(.rel.got) } 431*fae548d3Szrj .rela.got ${RELOCATING-0} : { *(.rela.got) } 432*fae548d3Szrj ${OTHER_GOT_RELOC_SECTIONS} 433*fae548d3Szrj ${REL_SDATA} 434*fae548d3Szrj ${REL_SBSS} 435*fae548d3Szrj ${REL_SDATA2} 436*fae548d3Szrj ${REL_SBSS2} 437*fae548d3Szrj .rel.${BSS_NAME} ${RELOCATING-0} : { *(.rel.${BSS_NAME}${RELOCATING+ .rel.${BSS_NAME}.* .rel.gnu.linkonce.b.*}) } 438*fae548d3Szrj .rela.${BSS_NAME} ${RELOCATING-0} : { *(.rela.${BSS_NAME}${RELOCATING+ .rela.${BSS_NAME}.* .rela.gnu.linkonce.b.*}) } 439*fae548d3Szrj ${REL_LARGE} 440*fae548d3Szrj ${IREL_IN_PLT+$REL_IFUNC} 441*fae548d3Szrj ${IREL_IN_PLT+$RELA_IFUNC} 442*fae548d3Szrj ${IREL_IN_PLT-$REL_IPLT} 443*fae548d3Szrj ${IREL_IN_PLT-$RELA_IPLT} 444*fae548d3SzrjEOF 445*fae548d3Szrj 446*fae548d3Szrjif [ -n "$COMBRELOC" ]; then 447*fae548d3Szrjcat >> ldscripts/dyntmp.$$ <<EOF 448*fae548d3Szrj .rel.dyn ${RELOCATING-0} : 449*fae548d3Szrj { 450*fae548d3SzrjEOF 451*fae548d3Szrjsed -e '/^[ ]*[{}][ ]*$/d;/:[ ]*$/d;/\.rela\./d;/__rela_iplt_/d;s/^.*: { *\(.*\)}$/ \1/' $COMBRELOC >> ldscripts/dyntmp.$$ 452*fae548d3Szrjcat >> ldscripts/dyntmp.$$ <<EOF 453*fae548d3Szrj } 454*fae548d3Szrj .rela.dyn ${RELOCATING-0} : 455*fae548d3Szrj { 456*fae548d3SzrjEOF 457*fae548d3Szrjsed -e '/^[ ]*[{}][ ]*$/d;/:[ ]*$/d;/\.rel\./d;/__rel_iplt_/d;s/^.*: { *\(.*\)}/ \1/' $COMBRELOC >> ldscripts/dyntmp.$$ 458*fae548d3Szrjcat >> ldscripts/dyntmp.$$ <<EOF 459*fae548d3Szrj } 460*fae548d3SzrjEOF 461*fae548d3Szrjfi 462*fae548d3Szrj 463*fae548d3Szrjcat >> ldscripts/dyntmp.$$ <<EOF 464*fae548d3Szrj .rel.plt ${RELOCATING-0} : 465*fae548d3Szrj { 466*fae548d3Szrj *(.rel.plt) 467*fae548d3Szrj ${IREL_IN_PLT+${RELOCATING+${CREATE_PIC-PROVIDE_HIDDEN (${USER_LABEL_PREFIX}__rel_iplt_start = .);}}} 468*fae548d3Szrj ${IREL_IN_PLT+${RELOCATING+*(.rel.iplt)}} 469*fae548d3Szrj ${IREL_IN_PLT+${RELOCATING+${CREATE_PIC-PROVIDE_HIDDEN (${USER_LABEL_PREFIX}__rel_iplt_end = .);}}} 470*fae548d3Szrj } 471*fae548d3Szrj .rela.plt ${RELOCATING-0} : 472*fae548d3Szrj { 473*fae548d3Szrj *(.rela.plt) 474*fae548d3Szrj ${IREL_IN_PLT+${RELOCATING+${CREATE_PIC-PROVIDE_HIDDEN (${USER_LABEL_PREFIX}__rela_iplt_start = .);}}} 475*fae548d3Szrj ${IREL_IN_PLT+${RELOCATING+*(.rela.iplt)}} 476*fae548d3Szrj ${IREL_IN_PLT+${RELOCATING+${CREATE_PIC-PROVIDE_HIDDEN (${USER_LABEL_PREFIX}__rela_iplt_end = .);}}} 477*fae548d3Szrj } 478*fae548d3Szrj ${OTHER_PLT_RELOC_SECTIONS} 479*fae548d3SzrjEOF 480*fae548d3Szrj 481*fae548d3Szrjemit_dyn() 482*fae548d3Szrj{ 483*fae548d3Szrj if test -z "${NO_REL_RELOCS}${NO_RELA_RELOCS}"; then 484*fae548d3Szrj cat ldscripts/dyntmp.$$ 485*fae548d3Szrj else 486*fae548d3Szrj if test -z "${NO_REL_RELOCS}"; then 487*fae548d3Szrj sed -e '/^[ ]*\.rela\.[^}]*$/,/}/d;/^[ ]*\.rela\./d;/__rela_iplt_/d' ldscripts/dyntmp.$$ 488*fae548d3Szrj fi 489*fae548d3Szrj if test -z "${NO_RELA_RELOCS}"; then 490*fae548d3Szrj sed -e '/^[ ]*\.rel\.[^}]*$/,/}/d;/^[ ]*\.rel\./d;/__rel_iplt_/d' ldscripts/dyntmp.$$ 491*fae548d3Szrj fi 492*fae548d3Szrj fi 493*fae548d3Szrj rm -f ldscripts/dyntmp.$$ 494*fae548d3Szrj} 495*fae548d3Szrj 496*fae548d3Szrjtest -n "${NON_ALLOC_DYN}${SEPARATE_CODE}" || emit_dyn 497*fae548d3Szrj 498*fae548d3Szrjcat <<EOF 499*fae548d3Szrj ${RELOCATING+${TEXT_SEGMENT_ALIGN}} 500*fae548d3Szrj 501*fae548d3Szrj .init ${RELOCATING-0}${RELOCATING+${INIT_ADDR}} : 502*fae548d3Szrj { 503*fae548d3Szrj ${RELOCATING+${INIT_START}} 504*fae548d3Szrj KEEP (*(SORT_NONE(.init))) 505*fae548d3Szrj ${RELOCATING+${INIT_END}} 506*fae548d3Szrj } ${FILL} 507*fae548d3Szrj 508*fae548d3Szrj ${TEXT_PLT+${PLT_NEXT_DATA-${PLT} ${OTHER_PLT_SECTIONS}}} 509*fae548d3Szrj ${TINY_READONLY_SECTION} 510*fae548d3Szrj .text ${RELOCATING-0} : 511*fae548d3Szrj { 512*fae548d3Szrj ${RELOCATING+${TEXT_START_SYMBOLS}} 513*fae548d3Szrj ${RELOCATING+*(.text.unlikely .text.*_unlikely .text.unlikely.*)} 514*fae548d3Szrj ${RELOCATING+*(.text.exit .text.exit.*)} 515*fae548d3Szrj ${RELOCATING+*(.text.startup .text.startup.*)} 516*fae548d3Szrj ${RELOCATING+*(.text.hot .text.hot.*)} 517*fae548d3Szrj ${RELOCATING+*(SORT(.text.sorted.*))} 518*fae548d3Szrj *(.text .stub${RELOCATING+ .text.* .gnu.linkonce.t.*}) 519*fae548d3Szrj /* .gnu.warning sections are handled specially by elf.em. */ 520*fae548d3Szrj *(.gnu.warning) 521*fae548d3Szrj ${RELOCATING+${OTHER_TEXT_SECTIONS}} 522*fae548d3Szrj } ${FILL} 523*fae548d3Szrj .fini ${RELOCATING-0}${RELOCATING+${FINI_ADDR}} : 524*fae548d3Szrj { 525*fae548d3Szrj ${RELOCATING+${FINI_START}} 526*fae548d3Szrj KEEP (*(SORT_NONE(.fini))) 527*fae548d3Szrj ${RELOCATING+${FINI_END}} 528*fae548d3Szrj } ${FILL} 529*fae548d3Szrj ${RELOCATING+PROVIDE (__${ETEXT_NAME} = .);} 530*fae548d3Szrj ${RELOCATING+PROVIDE (_${ETEXT_NAME} = .);} 531*fae548d3Szrj ${RELOCATING+PROVIDE (${ETEXT_NAME} = .);} 532*fae548d3Szrj ${RELOCATING+${TEXT_SEGMENT_ALIGN}} 533*fae548d3SzrjEOF 534*fae548d3Szrj 535*fae548d3Szrjif test -n "${SEPARATE_CODE}${SEPARATE_TEXT}"; then 536*fae548d3Szrj if test -n "${RODATA_ADDR}"; then 537*fae548d3Szrj RODATA_ADDR="\ 538*fae548d3SzrjSEGMENT_START(\"rodata-segment\", ${RODATA_ADDR}) + SIZEOF_HEADERS" 539*fae548d3Szrj else 540*fae548d3Szrj RODATA_ADDR="ALIGN(${SEGMENT_SIZE}) + (. & (${MAXPAGESIZE} - 1))" 541*fae548d3Szrj RODATA_ADDR="SEGMENT_START(\"rodata-segment\", ${RODATA_ADDR})" 542*fae548d3Szrj fi 543*fae548d3Szrj if test -n "${SHLIB_RODATA_ADDR}"; then 544*fae548d3Szrj SHLIB_RODATA_ADDR="\ 545*fae548d3SzrjSEGMENT_START(\"rodata-segment\", ${SHLIB_RODATA_ADDR}) + SIZEOF_HEADERS" 546*fae548d3Szrj else 547*fae548d3Szrj SHLIB_RODATA_ADDR="ALIGN(${SEGMENT_SIZE}) + (. & (${MAXPAGESIZE} - 1))" 548*fae548d3Szrj SHLIB_RODATA_ADDR="SEGMENT_START(\"rodata-segment\", ${SHLIB_RODATA_ADDR})" 549*fae548d3Szrj fi 550*fae548d3Szrj cat <<EOF 551*fae548d3Szrj ${RELOCATING+/* Adjust the address for the rodata segment. We want to adjust up to 552*fae548d3Szrj the same address within the page on the next page up. */ 553*fae548d3Szrj ${CREATE_SHLIB-${CREATE_PIE-. = ${RODATA_ADDR};}} 554*fae548d3Szrj ${CREATE_SHLIB+. = ${SHLIB_RODATA_ADDR};} 555*fae548d3Szrj ${CREATE_PIE+. = ${SHLIB_RODATA_ADDR};}} 556*fae548d3SzrjEOF 557*fae548d3Szrj if test -n "${SEPARATE_CODE}"; then 558*fae548d3Szrj emit_early_ro 559*fae548d3Szrj emit_dyn 560*fae548d3Szrj fi 561*fae548d3Szrjfi 562*fae548d3Szrj 563*fae548d3Szrjcat <<EOF 564*fae548d3Szrj ${WRITABLE_RODATA-${RODATA}} 565*fae548d3Szrj .${RODATA_NAME}1 ${RELOCATING-0} : { *(.${RODATA_NAME}1) } 566*fae548d3Szrj ${CREATE_SHLIB-${SDATA2}} 567*fae548d3Szrj ${CREATE_SHLIB-${SBSS2}} 568*fae548d3Szrj ${OTHER_READONLY_SECTIONS} 569*fae548d3Szrj .eh_frame_hdr ${RELOCATING-0} : { *(.eh_frame_hdr)${RELOCATING+ *(.eh_frame_entry .eh_frame_entry.*)} } 570*fae548d3Szrj .eh_frame ${RELOCATING-0} : ONLY_IF_RO { KEEP (*(.eh_frame))${RELOCATING+ *(.eh_frame.*)} } 571*fae548d3Szrj .gcc_except_table ${RELOCATING-0} : ONLY_IF_RO { *(.gcc_except_table${RELOCATING+ .gcc_except_table.*}) } 572*fae548d3Szrj .gnu_extab ${RELOCATING-0} : ONLY_IF_RO { *(.gnu_extab*) } 573*fae548d3Szrj /* These sections are generated by the Sun/Oracle C++ compiler. */ 574*fae548d3Szrj .exception_ranges ${RELOCATING-0} : ONLY_IF_RO { *(.exception_ranges${RELOCATING+*}) } 575*fae548d3Szrj ${TEXT_PLT+${PLT_NEXT_DATA+${PLT} ${OTHER_PLT_SECTIONS}}} 576*fae548d3Szrj 577*fae548d3Szrj ${RELOCATING+/* Adjust the address for the data segment. We want to adjust up to 578*fae548d3Szrj the same address within the page on the next page up. */} 579*fae548d3Szrj ${CREATE_SHLIB-${CREATE_PIE-${RELOCATING+. = ${DATA_ADDR-${DATA_SEGMENT_ALIGN}};}}} 580*fae548d3Szrj ${CREATE_SHLIB+. = ${SHLIB_DATA_ADDR-${DATA_SEGMENT_ALIGN}};} 581*fae548d3Szrj ${CREATE_PIE+. = ${SHLIB_DATA_ADDR-${DATA_SEGMENT_ALIGN}};} 582*fae548d3Szrj 583*fae548d3Szrj /* Exception handling */ 584*fae548d3Szrj .eh_frame ${RELOCATING-0} : ONLY_IF_RW { KEEP (*(.eh_frame))${RELOCATING+ *(.eh_frame.*)} } 585*fae548d3Szrj .gnu_extab ${RELOCATING-0} : ONLY_IF_RW { *(.gnu_extab) } 586*fae548d3Szrj .gcc_except_table ${RELOCATING-0} : ONLY_IF_RW { *(.gcc_except_table${RELOCATING+ .gcc_except_table.*}) } 587*fae548d3Szrj .exception_ranges ${RELOCATING-0} : ONLY_IF_RW { *(.exception_ranges${RELOCATING+*}) } 588*fae548d3Szrj 589*fae548d3Szrj /* Thread Local Storage sections */ 590*fae548d3Szrj .tdata ${RELOCATING-0} : 591*fae548d3Szrj { 592*fae548d3Szrj ${RELOCATING+${CREATE_SHLIB-PROVIDE_HIDDEN (${USER_LABEL_PREFIX}__tdata_start = .);}} 593*fae548d3Szrj *(.tdata${RELOCATING+ .tdata.* .gnu.linkonce.td.*}) 594*fae548d3Szrj } 595*fae548d3Szrj .tbss ${RELOCATING-0} : { *(.tbss${RELOCATING+ .tbss.* .gnu.linkonce.tb.*})${RELOCATING+ *(.tcommon)} } 596*fae548d3Szrj 597*fae548d3Szrj ${RELOCATING+${PREINIT_ARRAY}} 598*fae548d3Szrj ${RELOCATING+${INIT_ARRAY}} 599*fae548d3Szrj ${RELOCATING+${FINI_ARRAY}} 600*fae548d3Szrj ${SMALL_DATA_CTOR-${RELOCATING+${CTOR}}} 601*fae548d3Szrj ${SMALL_DATA_DTOR-${RELOCATING+${DTOR}}} 602*fae548d3Szrj .jcr ${RELOCATING-0} : { KEEP (*(.jcr)) } 603*fae548d3Szrj 604*fae548d3Szrj ${RELOCATING+${DATARELRO}} 605*fae548d3Szrj ${OTHER_RELRO_SECTIONS} 606*fae548d3Szrj ${TEXT_DYNAMIC-${DYNAMIC}} 607*fae548d3Szrj ${OTHER_RELRO_SECTIONS_2} 608*fae548d3Szrj ${DATA_GOT+${RELRO_NOW+${DATA_PLT+${PLT_BEFORE_GOT+${PLT}}}}} 609*fae548d3Szrj ${DATA_GOT+${RELRO_NOW+${GOT}}} 610*fae548d3Szrj ${DATA_GOT+${RELRO_NOW+${GOTPLT}}} 611*fae548d3Szrj ${DATA_GOT+${RELRO_NOW-${SEPARATE_GOTPLT+${GOT}}}} 612*fae548d3Szrj ${RELOCATING+${DATA_SEGMENT_RELRO_END}} 613*fae548d3Szrj ${INITIAL_READWRITE_SECTIONS} 614*fae548d3Szrj ${DATA_SDATA+${SDATA}} 615*fae548d3Szrj ${DATA_SDATA+${OTHER_SDATA_SECTIONS}} 616*fae548d3Szrj ${DATA_SDATA+${SBSS}} 617*fae548d3Szrj ${DATA_GOT+${RELRO_NOW-${DATA_PLT+${PLT_BEFORE_GOT+${PLT}}}}} 618*fae548d3Szrj ${DATA_GOT+${RELRO_NOW-${SEPARATE_GOTPLT-${GOT}}}} 619*fae548d3Szrj ${DATA_GOT+${RELRO_NOW-${GOTPLT}}} 620*fae548d3Szrj 621*fae548d3Szrj ${DATA_PLT+${PLT_BEFORE_GOT-${PLT}}} 622*fae548d3Szrj 623*fae548d3Szrj .data ${RELOCATING-0} : 624*fae548d3Szrj { 625*fae548d3Szrj ${RELOCATING+${DATA_START_SYMBOLS}} 626*fae548d3Szrj *(.data${RELOCATING+ .data.* .gnu.linkonce.d.*}) 627*fae548d3Szrj ${CONSTRUCTING+SORT(CONSTRUCTORS)} 628*fae548d3Szrj } 629*fae548d3Szrj .data1 ${RELOCATING-0} : { *(.data1) } 630*fae548d3Szrj ${WRITABLE_RODATA+${RODATA}} 631*fae548d3Szrj ${OTHER_READWRITE_SECTIONS} 632*fae548d3Szrj ${SMALL_DATA_CTOR+${RELOCATING+${CTOR}}} 633*fae548d3Szrj ${SMALL_DATA_DTOR+${RELOCATING+${DTOR}}} 634*fae548d3Szrj ${SDATA_GOT+${DATA_PLT+${PLT_BEFORE_GOT+${PLT}}}} 635*fae548d3Szrj ${SDATA_GOT+${RELOCATING+${OTHER_GOT_SYMBOLS+. = .; ${OTHER_GOT_SYMBOLS}}}} 636*fae548d3Szrj ${SDATA_GOT+${GOT}} 637*fae548d3Szrj ${SDATA_GOT+${OTHER_GOT_SECTIONS}} 638*fae548d3Szrj ${DATA_SDATA-${SDATA}} 639*fae548d3Szrj ${DATA_SDATA-${OTHER_SDATA_SECTIONS}} 640*fae548d3Szrj ${RELOCATING+${DATA_END_SYMBOLS-${CREATE_SHLIB+PROVIDE (}${USER_LABEL_PREFIX}_edata = .${CREATE_SHLIB+)}; PROVIDE (${USER_LABEL_PREFIX}edata = .);}} 641*fae548d3Szrj ${RELOCATING+. = .;} 642*fae548d3Szrj ${RELOCATING+${CREATE_SHLIB+PROVIDE (}${USER_LABEL_PREFIX}__bss_start = .${CREATE_SHLIB+)};} 643*fae548d3Szrj ${RELOCATING+${OTHER_BSS_SYMBOLS}} 644*fae548d3Szrj ${DATA_SDATA-${SBSS}} 645*fae548d3Szrj ${BSS_PLT+${PLT}} 646*fae548d3Szrj .${BSS_NAME} ${RELOCATING-0} : 647*fae548d3Szrj { 648*fae548d3Szrj ${RELOCATING+*(.dynbss)} 649*fae548d3Szrj *(.${BSS_NAME}${RELOCATING+ .${BSS_NAME}.* .gnu.linkonce.b.*}) 650*fae548d3Szrj ${RELOCATING+*(COMMON) 651*fae548d3Szrj /* Align here to ensure that the .bss section occupies space up to 652*fae548d3Szrj _end. Align after .bss to ensure correct alignment even if the 653*fae548d3Szrj .bss section disappears because there are no input sections. 654*fae548d3Szrj FIXME: Why do we need it? When there is no .bss section, we do not 655*fae548d3Szrj pad the .data section. */ 656*fae548d3Szrj . = ALIGN(. != 0 ? ${ALIGNMENT} : 1);} 657*fae548d3Szrj } 658*fae548d3Szrj ${OTHER_BSS_SECTIONS} 659*fae548d3Szrj ${LARGE_BSS_AFTER_BSS+${LARGE_BSS}} 660*fae548d3Szrj ${RELOCATING+${OTHER_BSS_END_SYMBOLS}} 661*fae548d3Szrj ${RELOCATING+. = ALIGN(${ALIGNMENT});} 662*fae548d3SzrjEOF 663*fae548d3Szrj 664*fae548d3SzrjLARGE_DATA_ADDR=". = SEGMENT_START(\"ldata-segment\", ${LARGE_DATA_ADDR-.});" 665*fae548d3SzrjSHLIB_LARGE_DATA_ADDR=". = SEGMENT_START(\"ldata-segment\", ${SHLIB_LARGE_DATA_ADDR-.});" 666*fae548d3Szrj 667*fae548d3Szrjcat <<EOF 668*fae548d3Szrj ${RELOCATING+${CREATE_SHLIB-${CREATE_PIE-${LARGE_DATA_ADDR}}}} 669*fae548d3Szrj ${CREATE_SHLIB+${SHLIB_LARGE_DATA_ADDR}} 670*fae548d3Szrj ${CREATE_PIE+${SHLIB_LARGE_DATA_ADDR}} 671*fae548d3Szrj ${LARGE_SECTIONS} 672*fae548d3Szrj ${LARGE_BSS_AFTER_BSS-${LARGE_BSS}} 673*fae548d3Szrj ${RELOCATING+. = ALIGN(${ALIGNMENT});} 674*fae548d3Szrj ${RELOCATING+${OTHER_END_SYMBOLS}} 675*fae548d3Szrj ${RELOCATING+${END_SYMBOLS-${CREATE_SHLIB+PROVIDE (}${USER_LABEL_PREFIX}_end = .${CREATE_SHLIB+)}; PROVIDE (${USER_LABEL_PREFIX}end = .);}} 676*fae548d3Szrj ${RELOCATING+${DATA_SEGMENT_END}} 677*fae548d3Szrj ${TINY_DATA_SECTION} 678*fae548d3Szrj ${TINY_BSS_SECTION} 679*fae548d3Szrj ${STACK_ADDR+${STACK}} 680*fae548d3SzrjEOF 681*fae548d3Szrj 682*fae548d3Szrjtest -z "${NON_ALLOC_DYN}" || emit_dyn 683*fae548d3Szrj 684*fae548d3Szrjcat <<EOF 685*fae548d3Szrj /* Stabs debugging sections. */ 686*fae548d3Szrj .stab 0 : { *(.stab) } 687*fae548d3Szrj .stabstr 0 : { *(.stabstr) } 688*fae548d3Szrj .stab.excl 0 : { *(.stab.excl) } 689*fae548d3Szrj .stab.exclstr 0 : { *(.stab.exclstr) } 690*fae548d3Szrj .stab.index 0 : { *(.stab.index) } 691*fae548d3Szrj .stab.indexstr 0 : { *(.stab.indexstr) } 692*fae548d3Szrj 693*fae548d3Szrj .comment 0 : { *(.comment) } 694*fae548d3Szrj 695*fae548d3Szrj .gnu.build.attributes : { *(.gnu.build.attributes${RELOCATING+ .gnu.build.attributes.*}) } 696*fae548d3Szrj 697*fae548d3SzrjEOF 698*fae548d3Szrj 699*fae548d3Szrj. $srcdir/scripttempl/DWARF.sc 700*fae548d3Szrj 701*fae548d3Szrjcat <<EOF 702*fae548d3Szrj ${ATTRS_SECTIONS} 703*fae548d3Szrj ${OTHER_SECTIONS} 704*fae548d3Szrj ${RELOCATING+${OTHER_SYMBOLS}} 705*fae548d3Szrj ${RELOCATING+${DISCARDED}} 706*fae548d3Szrj} 707*fae548d3SzrjEOF 708