nac3/nac3standalone/demo/demo.c

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#include <inttypes.h>
#include <math.h>
#include <stdbool.h>
#include <stdint.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
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#define usize size_t
double dbl_nan(void) {
return NAN;
}
double dbl_inf(void) {
return INFINITY;
}
void output_bool(bool x) {
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puts(x ? "True" : "False");
}
void output_int32(int32_t x) {
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printf("%"PRId32"\n", x);
}
void output_int64(int64_t x) {
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printf("%"PRId64"\n", x);
}
void output_uint32(uint32_t x) {
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printf("%"PRIu32"\n", x);
}
void output_uint64(uint64_t x) {
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printf("%"PRIu64"\n", x);
}
void output_float64(double x) {
if (isnan(x)) {
puts("nan");
} else {
printf("%f\n", x);
}
}
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void output_range(int32_t range[3]) {
printf("range(");
printf("%d, %d", range[0], range[1]);
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if (range[2] != 1) {
printf(", %d", range[2]);
}
puts(")");
}
void output_asciiart(int32_t x) {
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static const char *chars = " .,-:;i+hHM$*#@ ";
if (x < 0) {
putchar('\n');
} else {
putchar(chars[x]);
}
}
struct cslice {
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void *data;
usize len;
};
void output_int32_list(struct cslice *slice) {
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const int32_t *data = (int32_t *) slice->data;
putchar('[');
for (usize i = 0; i < slice->len; ++i) {
if (i == slice->len - 1) {
printf("%d", data[i]);
} else {
printf("%d, ", data[i]);
}
}
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putchar(']');
putchar('\n');
}
void output_str(struct cslice *slice) {
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const char *data = (const char *) slice->data;
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for (usize i = 0; i < slice->len; ++i) {
putchar(data[i]);
}
}
void output_strln(struct cslice *slice) {
output_str(slice);
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putchar('\n');
}
uint64_t dbg_stack_address(__attribute__((unused)) struct cslice *slice) {
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int i;
void *ptr = (void *) &i;
return (uintptr_t) ptr;
}
uint32_t __nac3_personality(uint32_t state, uint32_t exception_object, uint32_t context) {
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printf("__nac3_personality(state: %u, exception_object: %u, context: %u)\n", state, exception_object, context);
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exit(101);
__builtin_unreachable();
}
// See `struct Exception<'a>` in
// https://github.com/m-labs/artiq/blob/master/artiq/firmware/libeh/eh_artiq.rs
struct Exception {
uint32_t id;
struct cslice file;
uint32_t line;
uint32_t column;
struct cslice function;
struct cslice message;
int64_t param[3];
};
uint32_t __nac3_raise(struct Exception* e) {
printf("__nac3_raise called. Exception details:\n");
printf(" ID: %lld\n", e->id);
printf(" Location: %*s:%lld:%lld\n" , e->file.len, (const char*) e->file.data, e->line, e->column);
printf(" Function: %*s\n" , e->function.len, (const char*) e->function.data);
printf(" Message: \"%*s\"\n" , e->message.len, (const char*) e->message.data);
printf(" Params: {0}=%lld, {1}=%lld, {2}=%lld\n", e->param[0], e->param[1], e->param[2]);
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exit(101);
__builtin_unreachable();
}
void __nac3_end_catch(void) {}
extern int32_t run(void);
int main(void) {
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run();
}