#ifndef __UTILS_MONO_COMPILER_H__
#define __UTILS_MONO_COMPILER_H__
+
/*
* This file includes macros used in the runtime to encapsulate different
* compiler behaviours.
#include <config.h>
#ifdef HAVE_KW_THREAD
+
+#define MONO_HAVE_FAST_TLS
+#define MONO_FAST_TLS_SET(x,y) x = y
+#define MONO_FAST_TLS_GET(x) x
+#define MONO_FAST_TLS_INIT(x)
+#define MONO_FAST_TLS_DECLARE(x) static __thread gpointer x MONO_TLS_FAST;
+
#if HAVE_TLS_MODEL_ATTR
+#if defined(__PIC__) && !defined(PIC)
+/*
+ * Must be compiling -fPIE, for executables. Build PIC
+ * but with initial-exec.
+ * http://bugs.gentoo.org/show_bug.cgi?id=165547
+ */
+#define PIC
+#define PIC_INITIAL_EXEC
+#endif
+
/*
* Define this if you want a faster libmono, which cannot be loaded dynamically as a
* module.
*/
//#define PIC_INITIAL_EXEC
-#if defined (__powerpc__)
-#define MONO_TLS_FAST
-#elif defined(PIC)
+#if defined(PIC)
#ifdef PIC_INITIAL_EXEC
#define MONO_TLS_FAST __attribute__((tls_model("initial-exec")))
#else
+#if defined (__powerpc__)
+/* local dynamic requires a call to __tls_get_addr to look up the
+ TLS block address via the Dynamic Thread Vector. In this case Thread
+ Pointer relative offsets can't be used as this modules TLS was
+ allocated separately (none contiguoiusly) from the initial TLS
+ block.
+
+ For now we will disable this. */
+#define MONO_TLS_FAST
+#else
#define MONO_TLS_FAST __attribute__((tls_model("local-dynamic")))
#endif
+#endif
#else
#define MONO_THREAD_VAR_OFFSET(var,offset) do { guint64 foo; __asm ("movq $" #var "@TPOFF, %0" : "=r" (foo)); offset = foo; } while (0)
#endif
#elif defined(__ia64__) && !defined(__INTEL_COMPILER)
+#if defined(PIC)
+#define MONO_THREAD_VAR_OFFSET(var,offset) __asm ("addl %0 = @ltoff(@tprel(" #var "#)), gp ;; ld8 %0 = [%0]\n" : "=r" (offset))
+#else
#define MONO_THREAD_VAR_OFFSET(var,offset) __asm ("addl %0 = @tprel(" #var "#), r0 ;;\n" : "=r" (offset))
+#endif
+#elif defined(__arm__) && defined(__ARM_EABI__) && !defined(PIC)
+#define MONO_THREAD_VAR_OFFSET(var,offset) __asm (" ldr %0, 1f; b 2f; 1: .word " #var "(tpoff); 2:" : "=r" (offset))
+#elif defined(__aarch64__) && !defined(PIC)
+#define MONO_THREAD_VAR_OFFSET(var,offset) \
+ __asm ( "mov %0, #0\n add %0, %0, #:tprel_hi12:" #var "\n add %0, %0, #:tprel_lo12_nc:" #var "\n" \
+ : "=r" (offset))
+#elif defined(__mono_ppc__) && defined(__GNUC__)
+#if defined(PIC)
+#ifdef PIC_INITIAL_EXEC
+
+#if defined(__mono_ppc64__)
+#define MONO_THREAD_VAR_OFFSET(var,offset) \
+ do { long off; \
+ __asm ( "ld %0," #var "@got@tprel(2)\n" \
+ : "=r" (off)); \
+ (offset) = off; } while (0)
+#else
+/* must be powerpc32 */
+#define MONO_THREAD_VAR_OFFSET(var,offset) \
+ __asm ( "lwz %0," #var "@got@tprel(30)\n" \
+ : "=r" (offset))
+#endif
+
+#else
+
+/* local dynamic requires a call to __tls_get_addr to look up the
+ TLS block address via the Dynamic Thread Vector. In this case Thread
+ Pointer relative offsets can't be used as this modules TLS was
+ allocated separately (none contiguoiusly) from the initial TLS
+ block.
+
+ For now we will disable this. */
+#define MONO_THREAD_VAR_OFFSET(var,offset) (offset) = -1
+
+#endif
+#else
+/* Must be local-exec TLS */
+#define MONO_THREAD_VAR_OFFSET(var,offset) \
+ __asm ( "lis %0," #var "@tprel@ha\n" \
+ "addi %0,%0, " #var "@tprel@l\n" \
+ : "=r" (offset))
+#endif
+#elif defined(__s390x__)
+# if defined(PIC)
+// This only works if libmono is linked into the application
+# define MONO_THREAD_VAR_OFFSET(var,offset) do { guint64 foo; \
+ __asm__ ("basr %%r1,0\n\t" \
+ "j 0f\n\t" \
+ ".quad " #var "@TLSGD\n\t" \
+ "0:\n\t" \
+ "lg %%r2,4(%%r1)\n\t" \
+ "brasl %%r14,__tls_get_offset@PLT:tls_gdcall:"#var"\n\t" \
+ "lgr %0,%%r2\n\t" \
+ : "=r" (foo) : \
+ : "1", "2", "14", "cc"); \
+ offset = foo; } while (0)
+# else
+# define MONO_THREAD_VAR_OFFSET(var,offset) do { guint64 foo; \
+ __asm__ ("basr %%r1,0\n\t" \
+ "j 0f\n\t" \
+ ".quad " #var "@NTPOFF\n" \
+ "0:\n\t" \
+ "lg %0,4(%%r1)\n\t" \
+ : "=r" (foo) : : "1"); \
+ offset = foo; } while (0)
+# endif
+
#else
#define MONO_THREAD_VAR_OFFSET(var,offset) (offset) = -1
#endif
#define MONO_THREAD_VAR_OFFSET(var,offset) (offset) = -1
#endif
+#elif defined(__APPLE__) && (defined(__i386__) || defined(__x86_64__))
+
+#define MONO_HAVE_FAST_TLS
+#define MONO_FAST_TLS_SET(x,y) pthread_setspecific(x, y)
+#define MONO_FAST_TLS_GET(x) pthread_getspecific(x)
+#define MONO_FAST_TLS_ADDR(x) (mono_mach_get_tls_address_from_thread (pthread_self (), x))
+#define MONO_FAST_TLS_INIT(x) pthread_key_create(&x, NULL)
+#define MONO_FAST_TLS_DECLARE(x) static pthread_key_t x;
+
+#define MONO_THREAD_VAR_OFFSET(x,y) ({ \
+ typeof(x) _x = (x); \
+ pthread_key_t _y; \
+ (void) (&_x == &_y); \
+ y = (gint32) x; })
#else /* no HAVE_KW_THREAD */
#define MONO_THREAD_VAR_OFFSET(var,offset) (offset) = -1
+/*Macros to facilitate user code*/
+#define MONO_FAST_TLS_INIT(x)
+#endif
+
+#if defined(MONO_HAVE_FAST_TLS) && !defined(MONO_FAST_TLS_ADDR)
+#define MONO_FAST_TLS_ADDR(x) (&(x))
#endif
+
/* Deal with Microsoft C compiler differences */
#ifdef _MSC_VER
+#include <math.h>
+
+#if _MSC_VER < 1800 /* VS 2013 */
+#define strtoull _strtoui64
+#endif
+
#include <float.h>
#define isnan(x) _isnan(x)
-#define trunc(x) floor((x))
+#define trunc(x) (((x) < 0) ? ceil((x)) : floor((x)))
#define isinf(x) (_isnan(x) ? 0 : (_fpclass(x) == _FPCLASS_NINF) ? -1 : (_fpclass(x) == _FPCLASS_PINF) ? 1 : 0)
#define isnormal(x) _finite(x)
#endif /* _MSC_VER */
-#if !defined(PLATFORM_WIN32) && HAVE_VISIBILITY_HIDDEN
+#if !defined(_MSC_VER) && !defined(PLATFORM_SOLARIS) && !defined(_WIN32) && !defined(__CYGWIN__) && !defined(MONOTOUCH) && HAVE_VISIBILITY_HIDDEN
#define MONO_INTERNAL __attribute__ ((visibility ("hidden")))
+#if MONO_LLVM_LOADED
+#define MONO_LLVM_INTERNAL
+#else
+#define MONO_LLVM_INTERNAL MONO_INTERNAL
+#endif
#else
#define MONO_INTERNAL
+#define MONO_LLVM_INTERNAL
+#endif
+
+#if HAVE_DEPRECATED
+#define MONO_DEPRECATED __attribute__ ((deprecated))
+#else
+#define MONO_DEPRECATED
+#endif
+
+#ifdef __GNUC__
+#define MONO_ALWAYS_INLINE __attribute__((always_inline))
+#elif defined(_MSC_VER)
+#define MONO_ALWAYS_INLINE __forceinline
+#else
+#define MONO_ALWAYS_INLINE
#endif
#endif /* __UTILS_MONO_COMPILER_H__*/
projects / mono.git / blobdiff