setg_gcc = setg;
	pbounds = (uintptr*)malloc(2 * sizeof(uintptr));
	if (pbounds == NULL) {
		fatalf("malloc failed: %s", strerror(errno));
	}
	_cgo_set_stacklo(g, pbounds);
	free(pbounds);

	if (x_cgo_inittls) {
		x_cgo_inittls(tlsg, tlsbase);
	}
}


void
_cgo_sys_thread_start(ThreadStart *ts)
{
	pthread_attr_t attr;
	sigset_t ign, oset;
	pthread_t p;
	size_t size;
	int err;

	sigfillset(&ign);

#include "libcgo_unix.h"

static void *threadentry(void*);

void (*x_cgo_inittls)(void **tlsg, void **tlsbase) __attribute__((common));
static void (*setg_gcc)(void*);

void
x_cgo_init(G *g, void (*setg)(void*), void **tlsg, void **tlsbase)
{
	setg_gcc = setg;

	_cgo_set_stacklo(g, NULL);

	if (x_cgo_inittls) {
		x_cgo_inittls(tlsg, tlsbase);
	}
}

void
_cgo_sys_thread_start(ThreadStart *ts)
{

	setg_gcc = setg;
	pbounds = (uintptr*)malloc(2 * sizeof(uintptr));
	if (pbounds == NULL) {
		fatalf("malloc failed: %s", strerror(errno));
	}
	_cgo_set_stacklo(g, pbounds);
	free(pbounds);

	if (x_cgo_inittls) {
		x_cgo_inittls(tlsg, tlsbase);
	}

// license that can be found in the LICENSE file.

#include <pthread.h>
#include <string.h>
#include <signal.h>
#include "libcgo.h"
#include "libcgo_unix.h"

static void *threadentry(void*);

void (*x_cgo_inittls)(void **tlsg, void **tlsbase);
static void (*setg_gcc)(void*);

void
x_cgo_init(G *g, void (*setg)(void*), void **tlsbase)
{
	setg_gcc = setg;
	_cgo_set_stacklo(g, NULL);
}

void

//go:build ppc64 || ppc64le

#include <pthread.h>
#include <string.h>
#include <signal.h>
#include "libcgo.h"
#include "libcgo_unix.h"

static void *threadentry(void*);

void (*x_cgo_inittls)(void **tlsg, void **tlsbase);
static void (*setg_gcc)(void*);

void
x_cgo_init(G *g, void (*setg)(void*), void **tlsbase)
{
	setg_gcc = setg;
	_cgo_set_stacklo(g, NULL);
}

void

		if (*(tlsbase+i) == (void*)magic1) {
			*tlsg = (void*)(i*sizeof(void *));
			pthread_setspecific(k, 0);
			return;
		}
	}
	fatalf("inittls: could not find pthread key");
}

// this might as well result in another SIGSEGV.
// Note: both functions will clobber R0 and R11 and
// can be called from 5c ABI code.

// On android, runtime.tls_g is a normal variable.
// TLS offset is computed in x_cgo_inittls.
#ifdef GOOS_android
#define TLSG_IS_VARIABLE
#endif

// save_g saves the g register into pthread-provided
// thread-local memory, so that we can call externally compiled