[566a1806] | 1 | /* linkcmds |
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| 2 | * |
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| 3 | * $Id$ |
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| 4 | */ |
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| 5 | |
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| 6 | /* |
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| 7 | * For alignment, SPARC v9 specifies that instructions are 4-byte aligned, |
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| 8 | * and the worst-case alignment requirements for data are for quad-word |
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| 9 | * accesses, which must be 16-byte aligned. |
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| 10 | */ |
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| 11 | |
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| 12 | /* |
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| 13 | * Declare some sizes. |
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| 14 | */ |
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| 15 | RamBase = DEFINED(RamBase) ? RamBase : 0x0; |
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[48449a8] | 16 | RamSize = DEFINED(RamSize) ? RamSize : 12M; |
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| 17 | HeapSize = DEFINED(HeapSize) ? HeapSize : 1M; |
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| 18 | StackSize = DEFINED(StackSize) ? StackSize : 1M; |
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[566a1806] | 19 | |
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| 20 | RAM_END = RamBase + RamSize; |
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| 21 | |
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| 22 | /* Default linker script, for normal executables */ |
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| 23 | OUTPUT_FORMAT("elf64-sparc") |
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| 24 | ENTRY(start) |
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| 25 | |
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| 26 | MEMORY |
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| 27 | { |
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[48449a8] | 28 | ram : ORIGIN = 0x0, LENGTH = 12M |
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[566a1806] | 29 | } |
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| 30 | |
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| 31 | |
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| 32 | SECTIONS |
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| 33 | { |
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| 34 | /* Read-only sections, merged into text segment: */ |
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| 35 | .hash : { *(.hash) } |
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| 36 | .dynsym : { *(.dynsym) } |
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| 37 | .dynstr : { *(.dynstr) } |
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| 38 | .gnu.version : { *(.gnu.version) } |
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| 39 | .gnu.version_d : { *(.gnu.version_d) } |
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| 40 | .gnu.version_r : { *(.gnu.version_r) } |
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| 41 | .rel.init : { *(.rel.init) } |
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| 42 | .rela.init : { *(.rela.init) } |
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| 43 | .rel.text : |
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| 44 | { |
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| 45 | *(.rel.text) |
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| 46 | *(.rel.text.*) |
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| 47 | *(.rel.gnu.linkonce.t*) |
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| 48 | } |
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| 49 | .rela.text : |
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| 50 | { |
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| 51 | *(.rela.text) |
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| 52 | *(.rela.text.*) |
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| 53 | *(.rela.gnu.linkonce.t*) |
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| 54 | } |
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| 55 | .rel.fini : { *(.rel.fini) } |
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| 56 | .rela.fini : { *(.rela.fini) } |
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| 57 | .rel.rodata : |
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| 58 | { |
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| 59 | *(.rel.rodata) |
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| 60 | *(.rel.rodata.*) |
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| 61 | *(.rel.gnu.linkonce.r*) |
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| 62 | } |
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| 63 | .rela.rodata : |
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| 64 | { |
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| 65 | *(.rela.rodata) |
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| 66 | *(.rela.rodata.*) |
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| 67 | *(.rela.gnu.linkonce.r*) |
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| 68 | } |
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| 69 | .rel.data : |
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| 70 | { |
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| 71 | *(.rel.data) |
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| 72 | *(.rel.data.*) |
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| 73 | *(.rel.gnu.linkonce.d*) |
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| 74 | } |
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| 75 | .rela.data : |
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| 76 | { |
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| 77 | *(.rela.data) |
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| 78 | *(.rela.data.*) |
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| 79 | *(.rela.gnu.linkonce.d*) |
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| 80 | } |
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| 81 | .rel.ctors : { *(.rel.ctors) } |
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| 82 | .rela.ctors : { *(.rela.ctors) } |
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| 83 | .rel.dtors : { *(.rel.dtors) } |
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| 84 | .rela.dtors : { *(.rela.dtors) } |
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| 85 | .rel.got : { *(.rel.got) } |
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| 86 | .rela.got : { *(.rela.got) } |
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| 87 | .rel.bss : { *(.rel.bss) } |
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| 88 | .rela.bss : { *(.rela.bss) } |
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| 89 | .rel.plt : { *(.rel.plt) } |
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| 90 | .rela.plt : { *(.rela.plt) } |
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| 91 | /* Internal text space or external memory */ |
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| 92 | .text 0x4000 : AT (0x4000) |
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| 93 | { |
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| 94 | *(BOOTSTRAP); |
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| 95 | *(.text*) |
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| 96 | |
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| 97 | /* |
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| 98 | * Special FreeBSD sysctl sections. |
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| 99 | */ |
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| 100 | . = ALIGN (16); |
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| 101 | __start_set_sysctl_set = .; |
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| 102 | *(set_sysctl_*); |
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| 103 | __stop_set_sysctl_set = ABSOLUTE(.); |
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| 104 | *(set_domain_*); |
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| 105 | *(set_pseudo_*); |
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| 106 | |
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| 107 | *(.eh_frame) |
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| 108 | . = ALIGN (16); |
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| 109 | |
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| 110 | *(.gnu.linkonce.t*) |
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[5714bc5] | 111 | *(.gcc_except_table*) |
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[566a1806] | 112 | |
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| 113 | /* |
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| 114 | * C++ constructors |
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| 115 | */ |
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| 116 | /* gcc uses crtbegin.o to find the start of |
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| 117 | the constructors, so we make sure it is |
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| 118 | first. Because this is a wildcard, it |
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| 119 | doesn't matter if the user does not |
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| 120 | actually link against crtbegin.o; the |
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| 121 | linker won't look for a file to match a |
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| 122 | wildcard. The wildcard also means that it |
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| 123 | doesn't matter which directory crtbegin.o |
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| 124 | is in. */ |
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| 125 | KEEP (*crtbegin.o(.ctors)) |
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| 126 | KEEP (*crtbegin?.o(.ctors)) |
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| 127 | /* We don't want to include the .ctor section from |
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| 128 | the crtend.o file until after the sorted ctors. |
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| 129 | The .ctor section from the crtend file contains the |
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| 130 | end of ctors marker and it must be last */ |
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| 131 | KEEP (*(EXCLUDE_FILE (*crtend.o *crtend?.o ) .ctors)) |
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| 132 | KEEP (*(SORT(.ctors.*))) |
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| 133 | KEEP (*(.ctors)) |
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| 134 | KEEP (*crtbegin.o(.dtors)) |
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| 135 | KEEP (*crtbegin?.o(.dtors)) |
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| 136 | KEEP (*(EXCLUDE_FILE (*crtend.o *crtend?.o ) .dtors)) |
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| 137 | KEEP (*(SORT(.dtors.*))) |
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| 138 | KEEP (*(.dtors)) |
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| 139 | |
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| 140 | _rodata_start = . ; |
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| 141 | *(.rodata*) |
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| 142 | *(.gnu.linkonce.r*) |
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| 143 | _erodata = ALIGN( 0x10 ) ; |
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| 144 | |
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| 145 | etext = ALIGN(2); |
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| 146 | _etext = . ; |
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| 147 | |
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| 148 | *(.init) |
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| 149 | PROVIDE (_fini = .); |
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| 150 | KEEP (*(.fini)) |
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| 151 | *(.lit) |
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| 152 | *(.shdata) |
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| 153 | |
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| 154 | . = ALIGN (16); |
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| 155 | _endtext = . ; |
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| 156 | } > ram |
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| 157 | |
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| 158 | .data : AT (ADDR (.text) + SIZEOF (.text)) |
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| 159 | { |
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| 160 | PROVIDE (__data_start = .) ; |
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| 161 | data_start = . ; |
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| 162 | _data_start = . ; |
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| 163 | *(.data) |
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| 164 | *(.data*) |
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| 165 | *(.rodata) /* We need to include .rodata here if gcc is used */ |
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| 166 | *(.rodata*) /* with -fdata-sections. */ |
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| 167 | *(.gnu.linkonce.d*) |
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| 168 | . = ALIGN(2); |
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| 169 | edata = . ; |
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| 170 | _edata = . ; |
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| 171 | PROVIDE (__data_end = .) ; |
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| 172 | } > ram |
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| 173 | |
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| 174 | /* XXX |
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| 175 | __data_load_start = LOADADDR(.data); |
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| 176 | __data_load_end = __data_load_start + SIZEOF(.data); |
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| 177 | */ |
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| 178 | . = ALIGN (16); |
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| 179 | .dynamic : { *(.dynamic) } >ram |
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| 180 | .jcr : { *(.jcr) } > ram |
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| 181 | .shbss : { *(.shbss) } > ram |
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| 182 | .bss : |
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| 183 | { |
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| 184 | FILL(0x00000000); |
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| 185 | . = ALIGN(16); |
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| 186 | __bss_start = ALIGN(0x8); |
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| 187 | bss_start = .; |
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| 188 | bss_start = .; |
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| 189 | *(.bss .bss* .gnu.linkonce.b*) |
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| 190 | *(COMMON) |
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| 191 | . = ALIGN (16); |
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| 192 | end = .; |
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| 193 | _end = .; |
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| 194 | __end = .; |
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| 195 | |
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| 196 | . = ALIGN (16); /* arbitrary alignment */ |
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| 197 | PROVIDE (WorkAreaBase = .); |
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| 198 | . += HeapSize; |
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| 199 | PROVIDE (HeapBase = .); |
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| 200 | . += HeapSize; |
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| 201 | . += StackSize; |
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| 202 | PROVIDE (__stack = .); |
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| 203 | PROVIDE (StackStart = .); |
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| 204 | } > ram |
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| 205 | } |
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| 206 | |
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| 207 | |
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