/*
- * Copyright (c) 2003-2004 Apple Computer, Inc. All rights reserved.
+ * Copyright (c) 2003-2004, 2008 Apple Inc. All rights reserved.
*
* @APPLE_LICENSE_HEADER_START@
*
#ifndef _POSIX_PTHREAD_MACHDEP_H
#define _POSIX_PTHREAD_MACHDEP_H
-#ifdef __LP64__
-#define _PTHREAD_TSD_OFFSET 0x60
-#else
-#define _PTHREAD_TSD_OFFSET 0x48
-#endif /* __LP64__ */
-
#ifndef __ASSEMBLER__
#include <System/machine/cpu_capabilities.h>
+#ifdef __arm__
+#include <arm/arch.h>
+#endif
+#include <TargetConditionals.h>
/*
** Define macros for inline pthread_getspecific() usage.
#define _PTHREAD_TSD_SLOT_DYLD_2 2
#define _PTHREAD_TSD_SLOT_DYLD_3 3
#define _PTHREAD_TSD_RESERVED_SLOT_COUNT 4
+/* To mirror the usage by dyld for Unwind_SjLj */
+#define _PTHREAD_TSD_SLOT_DYLD_8 8
/* Keys 10 - 29 are for Libc/Libsystem internal ussage */
/* used as __pthread_tsd_first + Num */
#define __PTK_LIBC_TTYNAME_KEY 11
#define __PTK_LIBC_LOCALTIME_KEY 12
#define __PTK_LIBC_GMTIME_KEY 13
+#define __PTK_LIBC_GDTOA_BIGINT_KEY 14
+#define __PTK_LIBC_PARSEFLOAT_KEY 15
+/* for usage by dyld */
+#define __PTK_LIBC_DYLD_Unwind_SjLj_Key 18
+/* Keys 20-25 for libdispactch usage */
+#define __PTK_LIBDISPATCH_KEY0 20
+#define __PTK_LIBDISPATCH_KEY1 21
+#define __PTK_LIBDISPATCH_KEY2 22
+#define __PTK_LIBDISPATCH_KEY3 23
+#define __PTK_LIBDISPATCH_KEY4 24
+#define __PTK_LIBDISPATCH_KEY5 25
/* Keys 30-255 for Non Libsystem usage */
+
+/* Keys 30-39 for Graphic frameworks usage */
#define _PTHREAD_TSD_SLOT_OPENGL 30 /* backwards compat sake */
#define __PTK_FRAMEWORK_OPENGL_KEY 30
+#define __PTK_FRAMEWORK_GRAPHICS_KEY1 31
+#define __PTK_FRAMEWORK_GRAPHICS_KEY2 32
+#define __PTK_FRAMEWORK_GRAPHICS_KEY3 33
+#define __PTK_FRAMEWORK_GRAPHICS_KEY4 34
+#define __PTK_FRAMEWORK_GRAPHICS_KEY5 35
+#define __PTK_FRAMEWORK_GRAPHICS_KEY6 36
+#define __PTK_FRAMEWORK_GRAPHICS_KEY7 37
+#define __PTK_FRAMEWORK_GRAPHICS_KEY8 38
+#define __PTK_FRAMEWORK_GRAPHICS_KEY9 39
+
+/* Keys 40-49 for Objective-C runtime usage */
+#define __PTK_FRAMEWORK_OBJC_KEY0 40
+#define __PTK_FRAMEWORK_OBJC_KEY1 41
+#define __PTK_FRAMEWORK_OBJC_KEY2 42
+#define __PTK_FRAMEWORK_OBJC_KEY3 43
+#define __PTK_FRAMEWORK_OBJC_KEY4 44
+#define __PTK_FRAMEWORK_OBJC_KEY5 45
+#define __PTK_FRAMEWORK_OBJC_KEY6 46
+#define __PTK_FRAMEWORK_OBJC_KEY7 47
+#define __PTK_FRAMEWORK_OBJC_KEY8 48
+#define __PTK_FRAMEWORK_OBJC_KEY9 49
+
+/* Keys 50-59 for Core Foundation usage */
+#define __PTK_FRAMEWORK_COREFOUNDATION_KEY0 50
+#define __PTK_FRAMEWORK_COREFOUNDATION_KEY1 51
+#define __PTK_FRAMEWORK_COREFOUNDATION_KEY2 52
+#define __PTK_FRAMEWORK_COREFOUNDATION_KEY3 53
+#define __PTK_FRAMEWORK_COREFOUNDATION_KEY4 54
+#define __PTK_FRAMEWORK_COREFOUNDATION_KEY5 55
+#define __PTK_FRAMEWORK_COREFOUNDATION_KEY6 56
+#define __PTK_FRAMEWORK_COREFOUNDATION_KEY7 57
+#define __PTK_FRAMEWORK_COREFOUNDATION_KEY8 58
+#define __PTK_FRAMEWORK_COREFOUNDATION_KEY9 59
+
+/* Keys 60-69 for Foundation usage */
+#define __PTK_FRAMEWORK_FOUNDATION_KEY0 60
+#define __PTK_FRAMEWORK_FOUNDATION_KEY1 61
+#define __PTK_FRAMEWORK_FOUNDATION_KEY2 62
+#define __PTK_FRAMEWORK_FOUNDATION_KEY3 63
+#define __PTK_FRAMEWORK_FOUNDATION_KEY4 64
+#define __PTK_FRAMEWORK_FOUNDATION_KEY5 65
+#define __PTK_FRAMEWORK_FOUNDATION_KEY6 66
+#define __PTK_FRAMEWORK_FOUNDATION_KEY7 67
+#define __PTK_FRAMEWORK_FOUNDATION_KEY8 68
+#define __PTK_FRAMEWORK_FOUNDATION_KEY9 69
+
+/* Keys 70-79 for Core Animation/QuartzCore usage */
+#define __PTK_FRAMEWORK_QUARTZCORE_KEY0 70
+#define __PTK_FRAMEWORK_QUARTZCORE_KEY1 71
+#define __PTK_FRAMEWORK_QUARTZCORE_KEY2 72
+#define __PTK_FRAMEWORK_QUARTZCORE_KEY3 73
+#define __PTK_FRAMEWORK_QUARTZCORE_KEY4 74
+#define __PTK_FRAMEWORK_QUARTZCORE_KEY5 75
+#define __PTK_FRAMEWORK_QUARTZCORE_KEY6 76
+#define __PTK_FRAMEWORK_QUARTZCORE_KEY7 77
+#define __PTK_FRAMEWORK_QUARTZCORE_KEY8 78
+#define __PTK_FRAMEWORK_QUARTZCORE_KEY9 79
+
+
+/* Keys 80-89 for Garbage Collection */
+#define __PTK_FRAMEWORK_OLDGC_KEY0 80
+#define __PTK_FRAMEWORK_OLDGC_KEY1 81
+#define __PTK_FRAMEWORK_OLDGC_KEY2 82
+#define __PTK_FRAMEWORK_OLDGC_KEY3 83
+#define __PTK_FRAMEWORK_OLDGC_KEY4 84
+#define __PTK_FRAMEWORK_OLDGC_KEY5 85
+#define __PTK_FRAMEWORK_OLDGC_KEY6 86
+#define __PTK_FRAMEWORK_OLDGC_KEY7 87
+#define __PTK_FRAMEWORK_OLDGC_KEY8 88
+#define __PTK_FRAMEWORK_OLDGC_KEY9 89
+
+/* Keys 90-94 for JavaScriptCore Collection */
+#define __PTK_FRAMEWORK_JAVASCRIPTCORE_KEY0 90
+#define __PTK_FRAMEWORK_JAVASCRIPTCORE_KEY1 91
+#define __PTK_FRAMEWORK_JAVASCRIPTCORE_KEY2 92
+#define __PTK_FRAMEWORK_JAVASCRIPTCORE_KEY3 93
+#define __PTK_FRAMEWORK_JAVASCRIPTCORE_KEY4 94
+
+/* Keys 110-119 for Garbage Collection */
+#define __PTK_FRAMEWORK_GC_KEY0 110
+#define __PTK_FRAMEWORK_GC_KEY1 111
+#define __PTK_FRAMEWORK_GC_KEY2 112
+#define __PTK_FRAMEWORK_GC_KEY3 113
+#define __PTK_FRAMEWORK_GC_KEY4 114
+#define __PTK_FRAMEWORK_GC_KEY5 115
+#define __PTK_FRAMEWORK_GC_KEY6 116
+#define __PTK_FRAMEWORK_GC_KEY7 117
+#define __PTK_FRAMEWORK_GC_KEY8 118
+#define __PTK_FRAMEWORK_GC_KEY9 119
/*
** Define macros for inline pthread_getspecific() usage.
#endif
extern void *pthread_getspecific(unsigned long);
+/* setup destructor function for static key as it is not created with pthread_key_create() */
int pthread_key_init_np(int, void (*)(void *));
#if defined(__cplusplus)
typedef int pthread_lock_t;
+#if TARGET_IPHONE_SIMULATOR
+
+/* Similator will use the host implementation, so bypass the macro that is in the target code */
+
+inline static int
+_pthread_has_direct_tsd(void)
+{
+ return 0;
+}
+
+#define _pthread_getspecific_direct(key) pthread_getspecific(key)
+#define _pthread_setspecific_direct(key, val) pthread_setspecific(key, val)
+
+#else /* TARGET_IPHONE_SIMULATOR */
+
inline static int
_pthread_has_direct_tsd(void)
{
#endif
}
+/* To be used with static constant keys only */
inline static void *
-_pthread_getspecific_direct(unsigned long slot)
+_pthread_getspecific_direct(unsigned long slot)
{
- void *ret;
-#if defined(__OPTIMIZE__)
+ void *ret;
+
#if defined(__i386__) || defined(__x86_64__)
- asm volatile("mov %%gs:%P1, %0" : "=r" (ret) : "i" (slot * sizeof(void *) + _PTHREAD_TSD_OFFSET));
-#elif defined(__ppc__)
- void **__pthread_tsd;
- asm volatile("mfspr %0, 259" : "=r" (__pthread_tsd));
- ret = __pthread_tsd[slot + (_PTHREAD_TSD_OFFSET / sizeof(void *))];
-#elif defined(__ppc64__)
- register void **__pthread_tsd asm ("r13");
- ret = __pthread_tsd[slot + (_PTHREAD_TSD_OFFSET / sizeof(void *))];
-#elif defined(__arm__)
- register void **__pthread_tsd asm ("r9");
- ret = __pthread_tsd[slot + (_PTHREAD_TSD_OFFSET / sizeof(void *))];
-#else
+ asm("mov %%gs:%1, %0" : "=r" (ret) : "m" (*(void **)(slot * sizeof(void *))));
+#elif defined(__ppc64__) || defined(__ppc__)
+ ret = pthread_getspecific(slot);
+#elif defined(__arm__) && defined(_ARM_ARCH_6) && !defined(_ARM_ARCH_7) && defined(__thumb__) && !defined(__OPTIMIZE__)
+ ret = pthread_getspecific(slot);
+#elif defined(__arm__) && defined(_ARM_ARCH_6)
+ void **__pthread_tsd;
+ __asm__ (
+ "mrc p15, 0, %0, c13, c0, 3\n"
+ "bic %0, %0, #3\n"
+ : "=r"(__pthread_tsd));
+ ret = __pthread_tsd[slot];
+#elif defined(__arm__) && !defined(_ARM_ARCH_6)
+ register void **__pthread_tsd asm ("r9");
+ ret = __pthread_tsd[slot];
+#else
#error no pthread_getspecific_direct implementation for this arch
#endif
-#else /* ! __OPTIMIZATION__ */
- ret = pthread_getspecific(slot);
+ return ret;
+}
+
+#if defined(__i386__) || defined(__x86_64__) || defined(__arm__)
+/* To be used with static constant keys only */
+inline static int
+_pthread_setspecific_direct(unsigned long slot, void * val)
+{
+
+#if defined(__i386__)
+#if defined(__PIC__)
+ asm("movl %1,%%gs:%0" : "=m" (*(void **)(slot * sizeof(void *))) : "rn" (val));
+#else
+ asm("movl %1,%%gs:%0" : "=m" (*(void **)(slot * sizeof(void *))) : "ri" (val));
#endif
- return ret;
+#elif defined(__x86_64__)
+ /* PIC is free and cannot be disabled, even with: gcc -mdynamic-no-pic ... */
+ asm("movq %1,%%gs:%0" : "=m" (*(void **)(slot * sizeof(void *))) : "rn" (val));
+#elif defined(__arm__) && defined(_ARM_ARCH_6)
+ void **__pthread_tsd;
+ __asm__ (
+ "mrc p15, 0, %0, c13, c0, 3\n"
+ "bic %0, %0, #3\n"
+ : "=r"(__pthread_tsd));
+ __pthread_tsd[slot] = val;
+#elif defined(__arm__) && !defined(_ARM_ARCH_6)
+ register void **__pthread_tsd asm ("r9");
+ __pthread_tsd[slot] = val;
+#endif
+ return(0);
}
+#elif defined(__ppc__) || defined(__ppc64__)
+/* To be used with static constant keys only */
+#define _pthread_setspecific_direct(key, val) pthread_setspecific(key, val)
+#else
+#error no pthread_setspecific_direct implementation for this arch
+#endif
+
+#endif /* TARGET_IPHONE_SIMULATOR */
#define LOCK_INIT(l) ((l) = 0)
#define LOCK_INITIALIZER 0
projects / apple / libc.git / blobdiff