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Commit	Line	Data
	1	#include <pthread.h>
	2	#include <stdio.h>
	3	#include <stdlib.h>
	4	#include "darwintest_defaults.h"
	5
	6	#if defined(__arm64__)
	7	#define PTHREAD_T_OFFSET (12*1024)
	8	#else
	9	#define PTHREAD_T_OFFSET (0)
	10	#endif
	11
	12	static void *
	13	function(void *arg)
	14	{
	15	size_t expected_size = (size_t)(uintptr_t)arg;
	16	T_ASSERT_EQ(pthread_get_stacksize_np(pthread_self()), expected_size,
	17	"saw expected pthread_get_stacksize_np");
	18	return NULL;
	19	}
	20
	21	T_DECL(stack_size_default, "stack size of default pthread",
	22	T_META_ALL_VALID_ARCHS(YES))
	23	{
	24	static const size_t dflsize = 512 * 1024;
	25	pthread_t thread;
	26	pthread_attr_t attr;
	27
	28	T_ASSERT_POSIX_ZERO(pthread_attr_init(&attr), NULL);
	29	T_ASSERT_POSIX_ZERO(pthread_create(&thread, &attr, function,
	30	(void *)(dflsize + PTHREAD_T_OFFSET)), NULL);
	31	T_ASSERT_POSIX_ZERO(pthread_join(thread, NULL), NULL);
	32	}
	33
	34	T_DECL(stack_size_customsize, "stack size of thread with custom stack size",
	35	T_META_ALL_VALID_ARCHS(YES))
	36	{
	37	static const size_t stksize = 768 * 1024;
	38	pthread_t thread;
	39	pthread_attr_t attr;
	40
	41	T_ASSERT_POSIX_ZERO(pthread_attr_init(&attr), NULL);
	42	T_ASSERT_POSIX_ZERO(pthread_attr_setstacksize(&attr, stksize), NULL);
	43	T_ASSERT_POSIX_ZERO(pthread_create(&thread, &attr, function,
	44	(void *)(stksize + PTHREAD_T_OFFSET)), NULL);
	45	T_ASSERT_POSIX_ZERO(pthread_join(thread, NULL), NULL);
	46	}
	47
	48	T_DECL(stack_size_customaddr, "stack size of thread with custom stack addr",
	49	T_META_ALL_VALID_ARCHS(YES))
	50	{
	51	static const size_t stksize = 512 * 1024;
	52	pthread_t thread;
	53	pthread_attr_t attr;
	54
	55	uintptr_t stackaddr = (uintptr_t)valloc(stksize);
	56	stackaddr += stksize; // address is top of stack
	57
	58	T_ASSERT_POSIX_ZERO(pthread_attr_init(&attr), NULL);
	59	T_ASSERT_POSIX_ZERO(pthread_attr_setstackaddr(&attr, (void *)stackaddr),
	60	NULL);
	61	T_ASSERT_POSIX_ZERO(pthread_create(&thread, &attr, function,
	62	(void *)stksize), NULL);
	63	T_ASSERT_POSIX_ZERO(pthread_join(thread, NULL), NULL);
	64	free((void *)(stackaddr - stksize));
	65	}
	66
	67	T_DECL(stack_size_custom, "stack size of thread with custom stack addr+size",
	68	T_META_ALL_VALID_ARCHS(YES))
	69	{
	70	static const size_t stksize = 768 * 1024;
	71	pthread_t thread;
	72	pthread_attr_t attr;
	73
	74	uintptr_t stackaddr = (uintptr_t)valloc(stksize);
	75	stackaddr += stksize; // address is top of stack
	76
	77	T_ASSERT_POSIX_ZERO(pthread_attr_init(&attr), NULL);
	78	T_ASSERT_POSIX_ZERO(pthread_attr_setstackaddr(&attr, (void *)stackaddr),
	79	NULL);
	80	T_ASSERT_POSIX_ZERO(pthread_attr_setstacksize(&attr, stksize), NULL);
	81	T_ASSERT_POSIX_ZERO(pthread_create(&thread, &attr, function,
	82	(void *)stksize), NULL);
	83	T_ASSERT_POSIX_ZERO(pthread_join(thread, NULL), NULL);
	84	free((void *)(stackaddr - stksize));
	85	}