git://sourceware.org / newlib-cygwin.git / blame
| Commit | Line | Data |
|---|---|---|
| 03261851 RK |
1 | /* The following TEXT start address leaves space for the monitor |
| 2 | workspace. */ | |
| 3 | ||
| 4 | ENTRY(_start) | |
| 710c0fc4 | 5 | STARTUP(crt0.o) |
| 03261851 RK |
6 | OUTPUT_ARCH("mips:4000") |
| 7 | OUTPUT_FORMAT("elf32-bigmips", "elf32-bigmips", "elf32-littlemips") | |
| 8 | GROUP(-lc -llsi -lgcc) | |
| 9 | SEARCH_DIR(.) | |
| 10 | __DYNAMIC = 0; | |
| 11 | ||
| 12 | /* | |
| 13 | * Allocate the stack to be at the top of memory, since the stack | |
| 14 | * grows down | |
| 15 | */ | |
| 16 | PROVIDE (__stack = 0); | |
| 17 | /* PROVIDE (__global = 0); */ | |
| 18 | ||
| 19 | /* | |
| 20 | * Initalize some symbols to be zero so we can reference them in the | |
| 21 | * crt0 without core dumping. These functions are all optional, but | |
| 22 | * we do this so we can have our crt0 always use them if they exist. | |
| 23 | * This is so BSPs work better when using the crt0 installed with gcc. | |
| 24 | * We have to initalize them twice, so we multiple object file | |
| 25 | * formats, as some prepend an underscore. | |
| 26 | */ | |
| 451e4528 JJ |
27 | PROVIDE (hardware_exit_hook = 0); |
| 28 | PROVIDE (hardware_hazard_hook = 0); | |
| 03261851 RK |
29 | PROVIDE (hardware_init_hook = 0); |
| 30 | PROVIDE (software_init_hook = 0); | |
| 31 | ||
| 32 | SECTIONS | |
| 33 | { | |
| 34 | . = 0xA0020000; | |
| 35 | .text : { | |
| 36 | _ftext = . ; | |
| 37 | *(.init) | |
| 38 | eprol = .; | |
| 39 | *(.text) | |
| 40 | *(.text.*) | |
| 41 | *(.gnu.linkonce.t*) | |
| 42 | PROVIDE (__runtime_reloc_start = .); | |
| 43 | *(.rel.sdata) | |
| 44 | PROVIDE (__runtime_reloc_stop = .); | |
| 45 | *(.fini) | |
| 46 | etext = .; | |
| 47 | _etext = .; | |
| 48 | } | |
| 49 | ||
| 50 | .ctors : | |
| 51 | { | |
| 52 | /* gcc uses crtbegin.o to find the start of | |
| 53 | the constructors, so we make sure it is | |
| 54 | first. Because this is a wildcard, it | |
| 55 | doesn't matter if the user does not | |
| 56 | actually link against crtbegin.o; the | |
| 57 | linker won't look for a file to match a | |
| 58 | wildcard. The wildcard also means that it | |
| 59 | doesn't matter which directory crtbegin.o | |
| 60 | is in. */ | |
| 61 | ||
| 62 | KEEP (*crtbegin.o(.ctors)) | |
| 63 | ||
| 64 | /* We don't want to include the .ctor section from | |
| 65 | from the crtend.o file until after the sorted ctors. | |
| 66 | The .ctor section from the crtend file contains the | |
| 67 | end of ctors marker and it must be last */ | |
| 68 | ||
| 69 | KEEP (*(EXCLUDE_FILE (*crtend.o) .ctors)) | |
| 70 | KEEP (*(SORT(.ctors.*))) | |
| 71 | KEEP (*(.ctors)) | |
| 72 | } | |
| 73 | ||
| 74 | .dtors : | |
| 75 | { | |
| 76 | KEEP (*crtbegin.o(.dtors)) | |
| 77 | KEEP (*(EXCLUDE_FILE (*crtend.o) .dtors)) | |
| 78 | KEEP (*(SORT(.dtors.*))) | |
| 79 | KEEP (*(.dtors)) | |
| 80 | } | |
| 81 | ||
| 82 | . = .; | |
| 83 | .rodata : { | |
| 84 | *(.rdata) | |
| 85 | *(.rodata) | |
| 86 | *(.rodata.*) | |
| 87 | *(.gnu.linkonce.r*) | |
| 88 | } | |
| 89 | _fdata = ALIGN(16); | |
| 90 | .data : { | |
| 91 | *(.data) | |
| 92 | *(.data.*) | |
| 93 | *(.gnu.linkonce.d*) | |
| 94 | CONSTRUCTORS | |
| 95 | } | |
| 96 | . = ALIGN(8); | |
| 97 | _gp = . + 0x8000; | |
| 98 | __global = _gp; | |
| 99 | .lit8 : { | |
| 100 | *(.lit8) | |
| 101 | } | |
| 102 | .lit4 : { | |
| 103 | *(.lit4) | |
| 104 | } | |
| 105 | .sdata : { | |
| 106 | *(.sdata) | |
| 107 | *(.sdata.*) | |
| 108 | *(.gnu.linkonce.s*) | |
| 109 | } | |
| 110 | edata = .; | |
| 111 | _edata = .; | |
| 112 | _fbss = .; | |
| 113 | .sbss : { | |
| 114 | *(.sbss) | |
| 115 | *(.scommon) | |
| 116 | } | |
| 117 | .bss : { | |
| 118 | _bss_start = . ; | |
| 119 | *(.bss) | |
| 120 | *(COMMON) | |
| 121 | } | |
| 122 | end = .; | |
| 123 | _end = .; | |
| 124 | } |