1 #ifndef __UTILS_MONO_COMPILER_H__
2 #define __UTILS_MONO_COMPILER_H__
5 * This file includes macros used in the runtime to encapsulate different
11 #define MONO_ATTR_USED __attribute__ ((used))
13 #define MONO_ATTR_USED
17 #define MONO_ATTR_FORMAT_PRINTF(fmt_pos,arg_pos) __attribute__((format(printf,fmt_pos,arg_pos)))
19 #define MONO_ATTR_FORMAT_PRINTF(fmt_pos,arg_pos)
24 #define MONO_HAVE_FAST_TLS
25 #define MONO_FAST_TLS_SET(x,y) x = y
26 #define MONO_FAST_TLS_GET(x) x
27 #define MONO_FAST_TLS_INIT(x)
28 #define MONO_FAST_TLS_DECLARE(x) static __thread gpointer x MONO_TLS_FAST MONO_ATTR_USED;
30 #if HAVE_TLS_MODEL_ATTR
32 #if defined(__PIC__) && !defined(PIC)
34 * Must be compiling -fPIE, for executables. Build PIC
35 * but with initial-exec.
36 * http://bugs.gentoo.org/show_bug.cgi?id=165547
39 #define PIC_INITIAL_EXEC
43 * Define this if you want a faster libmono, which cannot be loaded dynamically as a
46 //#define PIC_INITIAL_EXEC
50 #ifdef PIC_INITIAL_EXEC
51 #define MONO_TLS_FAST __attribute__((tls_model("initial-exec")))
53 #if defined (__powerpc__)
54 /* local dynamic requires a call to __tls_get_addr to look up the
55 TLS block address via the Dynamic Thread Vector. In this case Thread
56 Pointer relative offsets can't be used as this modules TLS was
57 allocated separately (none contiguoiusly) from the initial TLS
60 For now we will disable this. */
63 #define MONO_TLS_FAST __attribute__((tls_model("local-dynamic")))
69 #define MONO_TLS_FAST __attribute__((tls_model("local-exec")))
77 #if defined(__GNUC__) && defined(__i386__)
79 #define MONO_THREAD_VAR_OFFSET(var,offset) do { int tmp; __asm ("call 1f; 1: popl %0; addl $_GLOBAL_OFFSET_TABLE_+[.-1b], %0; movl " #var "@gotntpoff(%0), %1" : "=r" (tmp), "=r" (offset)); } while (0)
81 #define MONO_THREAD_VAR_OFFSET(var,offset) __asm ("movl $" #var "@ntpoff, %0" : "=r" (offset))
83 #elif defined(__x86_64__)
85 // This only works if libmono is linked into the application
86 #define MONO_THREAD_VAR_OFFSET(var,offset) do { guint64 foo; __asm ("movq " #var "@GOTTPOFF(%%rip), %0" : "=r" (foo)); offset = foo; } while (0)
88 #define MONO_THREAD_VAR_OFFSET(var,offset) do { guint64 foo; __asm ("movq $" #var "@TPOFF, %0" : "=r" (foo)); offset = foo; } while (0)
90 #elif defined(__ia64__) && !defined(__INTEL_COMPILER)
92 #define MONO_THREAD_VAR_OFFSET(var,offset) __asm ("addl %0 = @ltoff(@tprel(" #var "#)), gp ;; ld8 %0 = [%0]\n" : "=r" (offset))
94 #define MONO_THREAD_VAR_OFFSET(var,offset) __asm ("addl %0 = @tprel(" #var "#), r0 ;;\n" : "=r" (offset))
96 #elif defined(__arm__) && defined(__ARM_EABI__) && !defined(PIC)
97 #define MONO_THREAD_VAR_OFFSET(var,offset) __asm (" ldr %0, 1f; b 2f; 1: .word " #var "(tpoff); 2:" : "=r" (offset))
98 #elif defined(__aarch64__) && !defined(PIC)
99 #define MONO_THREAD_VAR_OFFSET(var,offset) \
100 __asm ( "mov %0, #0\n add %0, %0, #:tprel_hi12:" #var "\n add %0, %0, #:tprel_lo12_nc:" #var "\n" \
102 #elif defined(__mono_ppc__) && defined(__GNUC__)
104 #ifdef PIC_INITIAL_EXEC
106 #if defined(__mono_ppc64__)
107 #define MONO_THREAD_VAR_OFFSET(var,offset) \
109 __asm ( "ld %0," #var "@got@tprel(2)\n" \
111 (offset) = off; } while (0)
113 /* must be powerpc32 */
114 #define MONO_THREAD_VAR_OFFSET(var,offset) \
115 __asm ( "lwz %0," #var "@got@tprel(30)\n" \
121 /* local dynamic requires a call to __tls_get_addr to look up the
122 TLS block address via the Dynamic Thread Vector. In this case Thread
123 Pointer relative offsets can't be used as this modules TLS was
124 allocated separately (none contiguoiusly) from the initial TLS
127 For now we will disable this. */
128 #define MONO_THREAD_VAR_OFFSET(var,offset) (offset) = -1
132 /* Must be local-exec TLS */
133 #define MONO_THREAD_VAR_OFFSET(var,offset) \
134 __asm ( "lis %0," #var "@tprel@ha\n" \
135 "addi %0,%0, " #var "@tprel@l\n" \
138 #elif defined(__s390x__)
139 # if defined(__PIC__)
140 # if !defined(__PIE__)
141 // This only works if libmono is linked into the application
142 # define MONO_THREAD_VAR_OFFSET(var,offset) do { guint64 foo; \
143 __asm__ ("basr %%r1,0\n\t" \
145 ".quad " #var "@TLSGD\n" \
147 "lg %%r2,4(%%r1)\n\t" \
148 "brasl %%r14,__tls_get_offset@PLT:tls_gdcall:"#var"\n\t" \
151 : "1", "2", "14", "cc"); \
152 offset = foo; } while (0)
154 # define MONO_THREAD_VAR_OFFSET(var,offset) do { guint64 foo; \
155 __asm__ ("lg %0," #var "@GOTNTPOFF(%%r12)\n\t" \
157 offset = foo; } while (0)
159 # define MONO_THREAD_VAR_OFFSET(var,offset) do { guint64 foo; \
160 __asm__ ("larl %%r1," #var "@INDNTPOFF\n\t" \
161 "lg %0,0(%%r1)\n\t" \
164 offset = foo; } while (0)
167 # define MONO_THREAD_VAR_OFFSET(var,offset) do { guint64 foo; \
168 __asm__ ("basr %%r1,0\n\t" \
170 ".quad " #var "@NTPOFF\n" \
172 "lg %0,4(%%r1)\n\t" \
173 : "=r" (foo) : : "1"); \
174 offset = foo; } while (0)
177 #define MONO_THREAD_VAR_OFFSET(var,offset) (offset) = -1
180 #if defined(PIC) && !defined(PIC_INITIAL_EXEC)
182 * The above definitions do not seem to work if libmono is loaded dynamically as a module.
185 #undef MONO_THREAD_VAR_OFFSET
186 #define MONO_THREAD_VAR_OFFSET(var,offset) (offset) = -1
189 #elif !defined(MONO_CROSS_COMPILE) && defined(PLATFORM_MACOSX) && (defined(__i386__) || defined(__x86_64__))
191 #define MONO_HAVE_FAST_TLS 1
192 #define MONO_FAST_TLS_SET(x,y) pthread_setspecific(x, y)
193 #define MONO_FAST_TLS_GET(x) pthread_getspecific(x)
194 #define MONO_FAST_TLS_ADDR(x) (mono_mach_get_tls_address_from_thread (pthread_self (), x))
195 #define MONO_FAST_TLS_INIT(x) pthread_key_create(&x, NULL)
196 #define MONO_FAST_TLS_DECLARE(x) static pthread_key_t x;
198 #define MONO_THREAD_VAR_OFFSET(x,y) ({ \
199 __typeof__(x) _x = (x); \
201 (void) (&_x == &_y); \
204 #elif !defined(MONO_CROSS_COMPILE) && (defined(PLATFORM_ANDROID) || defined(TARGET_IOS)) && defined(TARGET_ARM)
206 #define MONO_HAVE_FAST_TLS
207 #define MONO_FAST_TLS_SET(x,y) pthread_setspecific(x, y)
208 #define MONO_FAST_TLS_GET(x) pthread_getspecific(x)
209 #define MONO_FAST_TLS_INIT(x) pthread_key_create(&x, NULL)
210 #define MONO_FAST_TLS_DECLARE(x) static pthread_key_t x;
212 #define MONO_THREAD_VAR_OFFSET(var, offset) do { offset = (int)var; } while (0)
214 #else /* no HAVE_KW_THREAD */
216 #define MONO_THREAD_VAR_OFFSET(var,offset) (offset) = -1
218 /*Macros to facilitate user code*/
219 #define MONO_FAST_TLS_INIT(x)
222 #if defined(MONO_HAVE_FAST_TLS) && !defined(MONO_FAST_TLS_ADDR)
223 #define MONO_FAST_TLS_ADDR(x) (&(x))
227 /* Deal with Microsoft C compiler differences */
232 #if _MSC_VER < 1800 /* VS 2013 */
233 #define strtoull _strtoui64
237 #define trunc(x) (((x) < 0) ? ceil((x)) : floor((x)))
238 #if _MSC_VER < 1800 /* VS 2013 */
239 #define isnan(x) _isnan(x)
240 #define isinf(x) (_isnan(x) ? 0 : (_fpclass(x) == _FPCLASS_NINF) ? -1 : (_fpclass(x) == _FPCLASS_PINF) ? 1 : 0)
241 #define isnormal(x) _finite(x)
245 #define pclose _pclose
248 #define mkdir(x) _mkdir(x)
250 #define __func__ __FUNCTION__
253 typedef SSIZE_T ssize_t;
256 * SSIZE_MAX is not defined in MSVC, so define it here.
258 * These values come from MinGW64, and are public domain.
263 #define SSIZE_MAX _I64_MAX
265 #define SSIZE_MAX INT_MAX
269 #endif /* _MSC_VER */
272 // Quiet Visual Studio linker warning, LNK4221, in cases when this source file intentional ends up empty.
273 #define MONO_EMPTY_SOURCE_FILE(x) void __mono_win32_ ## x ## _quiet_lnk4221 (void) {}
275 #define MONO_EMPTY_SOURCE_FILE(x)
278 #if !defined(_MSC_VER) && !defined(PLATFORM_SOLARIS) && !defined(_WIN32) && !defined(__CYGWIN__) && !defined(MONOTOUCH) && HAVE_VISIBILITY_HIDDEN
280 #define MONO_LLVM_INTERNAL MONO_API
282 #define MONO_LLVM_INTERNAL
285 #define MONO_LLVM_INTERNAL
289 #define MONO_ALWAYS_INLINE __attribute__((always_inline))
290 #elif defined(_MSC_VER)
291 #define MONO_ALWAYS_INLINE __forceinline
293 #define MONO_ALWAYS_INLINE
297 #define MONO_NEVER_INLINE __attribute__((noinline))
298 #elif defined(_MSC_VER)
299 #define MONO_NEVER_INLINE __declspec(noinline)
301 #define MONO_NEVER_INLINE
305 #define MONO_COLD __attribute__((cold))
310 #if defined (__GNUC__) && defined (__GNUC_MINOR__) && defined (__GNUC_PATCHLEVEL__)
311 #define MONO_GNUC_VERSION (__GNUC__ * 10000 + __GNUC_MINOR__ * 100 + __GNUC_PATCHLEVEL__)
314 #endif /* __UTILS_MONO_COMPILER_H__*/