mirror of
https://github.com/FIX94/hbc.git
synced 2024-11-22 02:29:19 +01:00
307 lines
9.3 KiB
Plaintext
307 lines
9.3 KiB
Plaintext
/*
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* Linkscript for GC, automatically sets up DOL structures,
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* generate ELF file and use objdump, or generate binary
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* directly.
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*
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* PSUL doesn't seem to handle separate text and data sections correctly,
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* that is why the text and data sections are merged in the header.
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*
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* If you want to experiment, it should be quite obvious how to
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* change the header to list the data separately.
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*/
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OUTPUT_FORMAT("elf32-powerpc", "elf32-powerpc", "elf32-powerpc");
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OUTPUT_ARCH(powerpc:common);
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EXTERN(_start);
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ENTRY(_start);
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PHDRS
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{
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stub PT_LOAD FLAGS(5);
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text PT_LOAD FLAGS(5);
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data PT_LOAD FLAGS(6);
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}
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SECTIONS
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{
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/* stub is loaded at physical address 0x00003400 (though both 0x80003400 and 0x00003400 are equivalent for IOS) */
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/* This can also be used to load an arbitrary standalone stub at an arbitrary address in memory, for any purpose */
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/* Use -Wl,--section-start,.stub=0xADDRESS to change */
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. = 0x00003400;
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.stub :
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{
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KEEP(*(.stub))
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} :stub = 0
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/* default base address */
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/* use -Wl,--section-start,.init=0xADDRESS to change */
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. = 0x80004000;
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/* Program */
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.init :
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{
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KEEP (*crt0.o(*.init))
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KEEP (*(.init))
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} :text = 0
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.plt : { *(.plt) }
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.interp : { *(.interp) }
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.hash : { *(.hash) }
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.dynsym : { *(.dynsym) }
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.dynstr : { *(.dynstr) }
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.gnu.version : { *(.gnu.version) }
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.gnu.version_d : { *(.gnu.version_d) }
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.gnu.version_r : { *(.gnu.version_r) }
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.rel.init : { *(.rel.init) }
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.rela.init : { *(.rela.init) }
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.rel.text : { *(.rel.text .rel.text.* .rel.gnu.linkonce.t.*) }
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.rela.text : { *(.rela.text .rela.text.* .rela.gnu.linkonce.t.*) }
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.rel.fini : { *(.rel.fini) }
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.rela.fini : { *(.rela.fini) }
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.rel.rodata : { *(.rel.rodata .rel.rodata.* .rel.gnu.linkonce.r.*) }
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.rela.rodata : { *(.rela.rodata .rela.rodata.* .rela.gnu.linkonce.r.*) }
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.rel.data : { *(.rel.data .rel.data.* .rel.gnu.linkonce.d.*) }
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.rela.data : { *(.rela.data .rela.data.* .rela.gnu.linkonce.d.*) }
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.rel.tdata : { *(.rel.tdata .rel.tdata.* .rel.gnu.linkonce.td.*) }
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.rela.tdata : { *(.rela.tdata .rela.tdata.* .rela.gnu.linkonce.td.*) }
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.rel.tbss : { *(.rel.tbss .rel.tbss.* .rel.gnu.linkonce.tb.*) }
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.rela.tbss : { *(.rela.tbss .rela.tbss.* .rela.gnu.linkonce.tb.*) }
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.rel.ctors : { *(.rel.ctors) }
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.rela.ctors : { *(.rela.ctors) }
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.rel.dtors : { *(.rel.dtors) }
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.rela.dtors : { *(.rela.dtors) }
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.rel.got : { *(.rel.got) }
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.rela.got : { *(.rela.got) }
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.rela.got1 : { *(.rela.got1) }
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.rela.got2 : { *(.rela.got2) }
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.rel.sdata : { *(.rel.sdata .rel.sdata.* .rel.gnu.linkonce.s.*) }
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.rela.sdata : { *(.rela.sdata .rela.sdata.* .rela.gnu.linkonce.s.*) }
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.rel.sbss : { *(.rel.sbss .rel.sbss.* .rel.gnu.linkonce.sb.*) }
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.rela.sbss : { *(.rela.sbss .rela.sbss.* .rel.gnu.linkonce.sb.*) }
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.rel.sdata2 : { *(.rel.sdata2 .rel.sdata2.* .rel.gnu.linkonce.s2.*) }
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.rela.sdata2 : { *(.rela.sdata2 .rela.sdata2.* .rela.gnu.linkonce.s2.*) }
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.rel.sbss2 : { *(.rel.sbss2 .rel.sbss2.* .rel.gnu.linkonce.sb2.*) }
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.rela.sbss2 : { *(.rela.sbss2 .rela.sbss2.* .rela.gnu.linkonce.sb2.*) }
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.rel.bss : { *(.rel.bss .rel.bss.* .rel.gnu.linkonce.b.*) }
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.rela.bss : { *(.rela.bss .rela.bss.* .rela.gnu.linkonce.b.*) }
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.rel.plt : { *(.rel.plt) }
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.rela.plt : { *(.rela.plt) }
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.text :
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{
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*(.text)
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*(.text.*)
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/* .gnu.warning sections are handled specially by elf32.em. */
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*(.gnu.warning)
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*(.gnu.linkonce.t.*)
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. = ALIGN(32); /* REQUIRED. LD is flaky without it. */
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} = 0
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.fini :
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{
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KEEP (*(.fini))
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. = ALIGN(32); /* REQUIRED. LD is flaky without it. */
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} = 0
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PROVIDE (__etext = .);
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PROVIDE (_etext = .);
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PROVIDE (etext = .);
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.rodata : { *(.rodata) *(.rodata.*) *(.gnu.linkonce.r.*) } :data
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.rodata1 : {
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*(.rodata1)
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. = ALIGN(32);
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} :data
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.sdata2 : { *(.sdata2) *(.sdata2.*) *(.gnu.linkonce.s2.*) }
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.sbss2 : { *(.sbss2) *(.sbss2.*) *(.gnu.linkonce.sb2.*) }
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/* Adjust the address for the data segment. We want to adjust up to
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the same address within the page on the next page up. */
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/* Ensure the __preinit_array_start label is properly aligned. We
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could instead move the label definition inside the section, but
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the linker would then create the section even if it turns out to
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be empty, which isn't pretty. */
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. = ALIGN(32 / 8);
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PROVIDE (__preinit_array_start = .);
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.preinit_array : { *(.preinit_array) }
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PROVIDE (__preinit_array_end = .);
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PROVIDE (__init_array_start = .);
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.init_array : { *(.init_array) }
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PROVIDE (__init_array_end = .);
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PROVIDE (__fini_array_start = .);
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.fini_array : { *(.fini_array) }
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PROVIDE (__fini_array_end = .);
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.data :
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{
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*(.data)
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*(.data.*)
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*(.gnu.linkonce.d.*)
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SORT(CONSTRUCTORS)
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. = ALIGN(32); /* REQUIRED. LD is flaky without it. */
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}
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.data1 : { *(.data1) }
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.tdata : { *(.tdata .tdata.* .gnu.linkonce.td.*) }
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.tbss : { *(.tbss .tbss.* .gnu.linkonce.tb.*) *(.tcommon) }
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.eh_frame : { KEEP (*(.eh_frame)) }
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.gcc_except_table : { *(.gcc_except_table) }
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.fixup : { *(.fixup) }
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.got1 : { *(.got1) }
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.got2 : { *(.got2) }
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.dynamic : { *(.dynamic) }
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.ctors :
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{
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/* gcc uses crtbegin.o to find the start of
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the constructors, so we make sure it is
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first. Because this is a wildcard, it
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doesn't matter if the user does not
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actually link against crtbegin.o; the
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linker won't look for a file to match a
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wildcard. The wildcard also means that it
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doesn't matter which directory crtbegin.o
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is in. */
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KEEP (*crtbegin.o(.ctors))
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/* We don't want to include the .ctor section from
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from the crtend.o file until after the sorted ctors.
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The .ctor section from the crtend file contains the
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end of ctors marker and it must be last */
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KEEP (*(EXCLUDE_FILE (*crtend.o ) .ctors))
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KEEP (*(SORT(.ctors.*)))
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KEEP (*(.ctors))
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. = ALIGN(32); /* REQUIRED. LD is flaky without it. */
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}
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.dtors :
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{
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KEEP (*crtbegin.o(.dtors))
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KEEP (*(EXCLUDE_FILE (*crtend.o ) .dtors))
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KEEP (*(SORT(.dtors.*)))
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KEEP (*(.dtors))
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. = ALIGN(32); /* REQUIRED. LD is flaky without it. */
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}
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.jcr : { KEEP (*(.jcr)) }
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.got : { *(.got.plt) *(.got) }
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/* We want the small data sections together, so single-instruction offsets
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can access them all, and initialized data all before uninitialized, so
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we can shorten the on-disk segment size. */
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.sdata :
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{
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*(.sdata)
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*(.sdata.*)
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*(.gnu.linkonce.s.*)
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. = ALIGN(32); /* REQUIRED. LD is flaky without it. */
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}
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_edata = .;
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PROVIDE (edata = .);
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.sbss :
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{
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__sbss_start = .;
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PROVIDE (__sbss_start = .);
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PROVIDE (___sbss_start = .);
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*(.dynsbss)
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*(.sbss)
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*(.sbss.*)
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*(.gnu.linkonce.sb.*)
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*(.scommon)
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PROVIDE (__sbss_end = .);
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PROVIDE (___sbss_end = .);
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. = ALIGN(32); /* REQUIRED. LD is flaky without it. */
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__sbss_end = .;
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}
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.bss :
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{
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__bss_start = .;
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PROVIDE (__bss_start = .);
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*(.dynbss)
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*(.bss)
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*(.bss.*)
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*(.gnu.linkonce.b.*)
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*(COMMON)
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/* Align here to ensure that the .bss section occupies space up to
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_end. Align after .bss to ensure correct alignment even if the
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.bss section disappears because there are no input sections. */
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. = ALIGN(32);
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PROVIDE (__bss_end = .);
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__bss_end = .;
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}
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_end = .;
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PROVIDE(end = .);
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/* Stabs debugging sections. */
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.stab 0 : { *(.stab) }
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.stabstr 0 : { *(.stabstr) }
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.stab.excl 0 : { *(.stab.excl) }
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.stab.exclstr 0 : { *(.stab.exclstr) }
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.stab.index 0 : { *(.stab.index) }
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.stab.indexstr 0 : { *(.stab.indexstr) }
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.comment 0 : { *(.comment) }
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/* DWARF debug sections.
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Symbols in the DWARF debugging sections are relative to the beginning
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of the section so we begin them at 0. */
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/* DWARF 1 */
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.debug 0 : { *(.debug) }
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.line 0 : { *(.line) }
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/* GNU DWARF 1 extensions */
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.debug_srcinfo 0 : { *(.debug_srcinfo) }
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.debug_sfnames 0 : { *(.debug_sfnames) }
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/* DWARF 1.1 and DWARF 2 */
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.debug_aranges 0 : { *(.debug_aranges) }
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.debug_pubnames 0 : { *(.debug_pubnames) }
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/* DWARF 2 */
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.debug_info 0 : { *(.debug_info) }
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.debug_abbrev 0 : { *(.debug_abbrev) }
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.debug_line 0 : { *(.debug_line) }
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.debug_frame 0 : { *(.debug_frame) }
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.debug_str 0 : { *(.debug_str) }
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.debug_loc 0 : { *(.debug_loc) }
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.debug_macinfo 0 : { *(.debug_macinfo) }
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/* SGI/MIPS DWARF 2 extensions */
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.debug_weaknames 0 : { *(.debug_weaknames) }
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.debug_funcnames 0 : { *(.debug_funcnames) }
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.debug_typenames 0 : { *(.debug_typenames) }
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.debug_varnames 0 : { *(.debug_varnames) }
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/* These must appear regardless of . */
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}
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__isIPL = 0;
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__stack_addr = (__bss_start + SIZEOF(.bss) + 0x20000 + 7) & (-8);
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__stack_end = (__bss_start + SIZEOF(.bss));
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__intrstack_addr = (__stack_addr + 0x4000);
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__intrstack_end = (__stack_addr);
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__Arena1Lo = (__intrstack_addr + 31) & (-32);
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__Arena1Hi = (0x817FEFF0);
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__Arena2Lo = (0x90002000);
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__Arena2Hi = (0x933E0000);
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__gxregs = (__Arena1Hi + 31) & (-32);
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__ipcbufferLo = (0x933e0000);
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__ipcbufferHi = (0x93400000);
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/* for backward compatibility with old crt0 */
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PROVIDE (__stack = (0x817FEFF0));
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PROVIDE(__isIPL = __isIPL);
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PROVIDE(__stack_addr = __stack_addr);
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PROVIDE(__stack_end = __stack_end);
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PROVIDE(__intrstack_addr = __intrstack_addr);
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PROVIDE(__intrstack_end = __intrstack_end);
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PROVIDE(__Arena1Lo = __Arena1Lo);
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PROVIDE(__Arena1Hi = __Arena1Hi);
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PROVIDE(__Arena2Lo = __Arena2Lo);
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PROVIDE(__Arena2Hi = __Arena2Hi);
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PROVIDE(__ipcbufferLo = __ipcbufferLo);
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PROVIDE(__ipcbufferHi = __ipcbufferHi);
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PROVIDE(__gxregs = __gxregs);
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