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/*
* This file is part of cparser.
* Copyright (C) 2012 Matthias Braun <matze@braunis.de>
*/
#include "target.h"
#include <assert.h>
#include <stdbool.h>
#include "xmalloc.h"
#include "util.h"
struct ir_machine_triple_t {
char *cpu_type;
char *manufacturer;
char *operating_system;
};
const char *ir_triple_get_cpu_type(const ir_machine_triple_t *machine)
{
return machine->cpu_type;
}
const char *ir_triple_get_manufacturer(const ir_machine_triple_t *machine)
{
return machine->manufacturer;
}
const char *ir_triple_get_operating_system(const ir_machine_triple_t *machine)
{
return machine->operating_system;
}
void ir_triple_set_cpu_type(ir_machine_triple_t *machine, const char *cpu_type)
{
free(machine->cpu_type);
machine->cpu_type = xstrdup(cpu_type);
}
void ir_free_machine_triple(ir_machine_triple_t *machine)
{
free(machine->cpu_type);
free(machine->manufacturer);
free(machine->operating_system);
free(machine);
}
static char *extract_strdup(const char *src, size_t len)
{
char *result = XMALLOCN(char, len+1);
memcpy(result, src, len);
result[len] = '\0';
return result;
}
ir_machine_triple_t *ir_parse_machine_triple(const char *string)
{
/* Split string into 'first-second-third' components */
const char *first = string;
const char *second = strchr(string, '-');
const char *third = NULL;
if (second != NULL) {
second += 1;
third = strchr(second, '-');
if (third != NULL)
third += 1;
}
/* Figure out what is what */
char *cpu_type;
char *manufacturer;
char *os;
if (second == NULL) {
cpu_type = xstrdup(string);
manufacturer = xstrdup("unknown");
os = xstrdup("unknown");
} else {
size_t cpu_type_len = second - first - 1;
cpu_type = extract_strdup(first, cpu_type_len);
if (third == NULL || strstart(second, "linux")) {
manufacturer = xstrdup("unknown");
os = xstrdup(second);
} else {
size_t manufacturer_len = third - second - 1;
manufacturer = extract_strdup(second, manufacturer_len);
os = xstrdup(third);
if (streq(manufacturer, "none") || manufacturer[0] == '\0') {
free(manufacturer);
manufacturer = xstrdup("unknown");
}
}
if (streq(os, "none") || os[0] == '\0') {
free(os);
os = xstrdup("unknown");
}
}
/* Create triple */
ir_machine_triple_t *triple = XMALLOCZ(ir_machine_triple_t);
triple->cpu_type = cpu_type;
triple->manufacturer = manufacturer;
triple->operating_system = os;
return triple;
}
ir_machine_triple_t *ir_get_host_machine_triple(void)
{
#ifdef HOST_TRIPLE
/* a triple for the host machine was defined in the Makefile
* or config.mak */
ir_machine_triple_t *triple = parse_machine_triple(HOST_TRIPLE);
if (triple == NULL)
panic("Cannot parse configured HOST_TRIPLE '%s'", HOST_TRIPLE);
return triple;
#else
const char *cpu =
#if defined(__x86_64__) || defined(__amd64__)
"x86_64";
#elif defined(__i686__)
"i686";
#elif defined(__i386__)
"i386";
#elif defined(__mips__)
"mips";
#elif defined(__riscv)
"riscv32";
#elif defined(__sparc__)
"sparc";
#elif defined(__arm__)
"arm";
#elif defined(__aarch64__)
"aarch64";
#else
"unknown";
#endif
const char *manufacturer =
#if defined(__leon__)
"leon";
#elif defined(__APPLE__)
"apple";
#else
"unknown";
#endif
const char *operating_system =
#if defined(_WIN32) || defined(__CYGWIN__)
"win32";
#elif defined(__APPLE__)
"darwin";
#elif defined(__FreeBSD__)
"freebsd";
#elif defined(__OpenBSD__)
"openbsd";
#elif defined(__gnu_linux__)
"linux-gnu";
#elif defined(__linux__)
"linux";
#elif defined(__midipix__)
"midipix";
#elif defined(__ELF__)
"elf";
#else
"unknown";
#endif
ir_machine_triple_t *triple = XMALLOCZ(ir_machine_triple_t);
triple->cpu_type = xstrdup(cpu);
triple->manufacturer = xstrdup(manufacturer);
triple->operating_system = xstrdup(operating_system);
return triple;
#endif
}
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