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Merge pull request #292 from boozook/linking-for-pdc
Add linker-script to produce efls that acceptable for PDC, allow to use it in `cargo-playdate` with `--no-gcc`
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,102 @@ | ||
| /* Elf layout that acceptable for PDC */ | ||
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| ENTRY(eventHandlerShim) | ||
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| MEMORY | ||
| { | ||
| /* | ||
| Stack: 61800 | ||
| Heap: 8388208 | ||
| */ | ||
| ram (rwx) : ORIGIN = 0, LENGTH = 61800 | ||
| } | ||
| PROVIDE(_fstack = ORIGIN(ram) + LENGTH(ram) - 4); | ||
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| PHDRS { | ||
| text PT_LOAD FLAGS(7); /* 7 == RWX */ | ||
| } | ||
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| SECTIONS | ||
| { | ||
| .text : | ||
| { | ||
| *(.text) | ||
| *(.text.*) | ||
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| KEEP(*(.init)) | ||
| KEEP(*(.fini)) | ||
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| /* .ctors */ | ||
| *crtbegin.o(.ctors) | ||
| *crtbegin?.o(.ctors) | ||
| *(EXCLUDE_FILE(*crtend?.o *crtend.o) .ctors) | ||
| *(SORT(.ctors.*)) | ||
| *(.ctors) | ||
|
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| /* .dtors */ | ||
| *crtbegin.o(.dtors) | ||
| *crtbegin?.o(.dtors) | ||
| *(EXCLUDE_FILE(*crtend?.o *crtend.o) .dtors) | ||
| *(SORT(.dtors.*)) | ||
| *(.dtors) | ||
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| *(.rodata*) | ||
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| KEEP(*(.eh_frame*)) | ||
| } :text /* PUT IT IN THE text SEGMENT */ | ||
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| .data : | ||
| { | ||
| __etext = .; | ||
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| __data_start__ = .; | ||
| *(vtable) | ||
| *(.data*) | ||
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| . = ALIGN(4); | ||
| /* preinit data */ | ||
| PROVIDE_HIDDEN (__preinit_array_start = .); | ||
| KEEP(*(.preinit_array)) | ||
| PROVIDE_HIDDEN (__preinit_array_end = .); | ||
|
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| . = ALIGN(4); | ||
| /* init data */ | ||
| PROVIDE_HIDDEN (__init_array_start = .); | ||
| KEEP(*(SORT(.init_array.*))) | ||
| KEEP(*(.init_array)) | ||
| PROVIDE_HIDDEN (__init_array_end = .); | ||
|
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| . = ALIGN(4); | ||
| /* fini data */ | ||
| PROVIDE_HIDDEN (__fini_array_start = .); | ||
| KEEP(*(SORT(.fini_array.*))) | ||
| KEEP(*(.fini_array)) | ||
| PROVIDE_HIDDEN (__fini_array_end = .); | ||
|
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| . = ALIGN(4); | ||
| /* All data end */ | ||
| __data_end__ = .; | ||
| } :text /* PUT IT IN THE text SEGMENT */ | ||
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| .bss : | ||
| { | ||
| . = ALIGN(4); | ||
| __bss_start__ = .; | ||
| *(.bss*) | ||
| *(COMMON) | ||
| *(COM) | ||
| . = ALIGN(4); | ||
| __bss_end__ = .; | ||
| } :text /* PUT IT IN THE text SEGMENT */ | ||
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| .reloc : { | ||
| . = ALIGN(4); | ||
| /* . = RELOC_TABLE_START; */ | ||
| *(.rel*.*) /* might need to include other sections based on compiler output */ | ||
| } :text /* PUT IT IN THE text SEGMENT */ | ||
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| /DISCARD/ : | ||
| { | ||
| *(.ARM.exidx) | ||
| } | ||
| } |