artiq/soc/runtime/symbols.c

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#include <string.h>
#include "elf_loader.h"
#include "corecom.h"
#include "gpio.h"
#include "rtio.h"
#include "dds.h"
#include "symbols.h"
static const struct symbol syscalls[] = {
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{"rpc", rpc},
{"gpio_set", gpio_set},
{"rtio_set", rtio_set},
{"rtio_sync", rtio_sync},
{"dds_program", dds_program},
{NULL, NULL}
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};
#pragma GCC diagnostic push
#pragma GCC diagnostic ignored "-Wimplicit-int"
extern __divsi3, __modsi3, __ledf2, __gedf2, __unorddf2, __negsf2, __negdf2,
__addsf3, __subsf3, __mulsf3, __divsf3, __lshrdi3, __muldi3, __divdi3,
__ashldi3, __ashrdi3, __udivmoddi4, __floatsisf, __floatunsisf, __fixsfsi,
__fixunssfsi, __adddf3, __subdf3, __muldf3, __divdf3, __floatsidf,
__floatunsidf, __floatdidf, __fixdfsi, __fixunsdfsi, __clzsi2, __ctzsi2,
__udivdi3, __umoddi3, __moddi3;
#pragma GCC diagnostic pop
static const struct symbol compiler_rt[] = {
{"divsi3", &__divsi3},
{"modsi3", &__modsi3},
{"ledf2", &__ledf2},
{"gedf2", &__gedf2},
{"unorddf2", &__gedf2},
{"negsf2", &__negsf2},
{"negdf2", &__negdf2},
{"addsf3", &__addsf3},
{"subsf3", &__subsf3},
{"mulsf3", &__mulsf3},
{"divsf3", &__divsf3},
{"lshrdi3", &__lshrdi3},
{"muldi3", &__muldi3},
{"divdi3", &__divdi3},
{"ashldi3", &__ashldi3},
{"ashrdi3", &__ashrdi3},
{"udivmoddi4", &__udivmoddi4},
{"floatsisf", &__floatsisf},
{"floatunsisf", &__floatunsisf},
{"fixsfsi", &__fixsfsi},
{"fixunssfsi", &__fixunssfsi},
{"adddf3", &__adddf3},
{"subdf3", &__subdf3},
{"muldf3", &__muldf3},
{"divdf3", &__divdf3},
{"floatsidf", &__floatsidf},
{"floatunsidf", &__floatunsidf},
{"floatdidf", &__floatdidf},
{"fixdfsi", &__fixdfsi},
{"fixunsdfsi", &__fixunsdfsi},
{"clzsi2", &__clzsi2},
{"ctzsi2", &__ctzsi2},
{"udivdi3", &__udivdi3},
{"umoddi3", &__umoddi3},
{"moddi3", &__moddi3},
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{NULL, NULL}
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};
void *resolve_symbol(const char *name)
{
if(strncmp(name, "__", 2) != 0)
return NULL;
name += 2;
if(strncmp(name, "syscall_", 8) == 0)
return find_symbol(syscalls, name + 8);
return find_symbol(compiler_rt, name);
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}