#ifdef HAVE_KW_THREAD
#if HAVE_TLS_MODEL_ATTR
-#if defined(PIC) && defined(__x86_64__)
-#define MONO_TLS_FAST
+/*
+ * 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)
+
+#ifdef PIC_INITIAL_EXEC
+#define MONO_TLS_FAST __attribute__((tls_model("initial-exec")))
+#else
+#define MONO_TLS_FAST __attribute__((tls_model("local-dynamic")))
+#endif
+
#else
+
#define MONO_TLS_FAST __attribute__((tls_model("local-exec")))
+
#endif
#else
#endif
#if defined(__GNUC__) && defined(__i386__)
-#define MONO_THREAD_VAR_OFFSET(var,offset) __asm ("jmp 1f; .section writetext, \"awx\"; 1: movl $" #var "@ntpoff, %0; jmp 2f; .previous; 2:" : "=r" (offset));
+#if defined(PIC)
+#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)
+#else
+#define MONO_THREAD_VAR_OFFSET(var,offset) __asm ("movl $" #var "@ntpoff, %0" : "=r" (offset))
+#endif
+#elif defined(__x86_64__)
+#if defined(PIC)
+// This only works if libmono is linked into the application
+#define MONO_THREAD_VAR_OFFSET(var,offset) do { guint64 foo; __asm ("movq " #var "@GOTTPOFF(%%rip), %0" : "=r" (foo)); offset = foo; } while (0)
+#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)
+#define MONO_THREAD_VAR_OFFSET(var,offset) __asm ("addl %0 = @tprel(" #var "#), r0 ;;\n" : "=r" (offset))
#else
#define MONO_THREAD_VAR_OFFSET(var,offset) (offset) = -1
#endif
+#if defined(PIC) && !defined(PIC_INITIAL_EXEC)
+/*
+ * The above definitions do not seem to work if libmono is loaded dynamically as a module.
+ * See bug #78767.
+ */
+#undef MONO_THREAD_VAR_OFFSET
+#define MONO_THREAD_VAR_OFFSET(var,offset) (offset) = -1
+#endif
+
#else /* no HAVE_KW_THREAD */
#define MONO_THREAD_VAR_OFFSET(var,offset) (offset) = -1
#endif
+/* Deal with Microsoft C compiler differences */
+#ifdef _MSC_VER
+
+#include <float.h>
+#define isnan(x) _isnan(x)
+#define trunc(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)
+
+#define popen _popen
+#define pclose _pclose
+
+#include <direct.h>
+#define mkdir(x) _mkdir(x)
+
+/* GCC specific functions aren't available */
+#define __builtin_return_address(x) NULL
+
+#define __func__ __FUNCTION__
+
+#endif /* _MSC_VER */
+
+#if !defined(_MSC_VER) && HAVE_VISIBILITY_HIDDEN
+#define MONO_INTERNAL __attribute__ ((visibility ("hidden")))
+#else
+#define MONO_INTERNAL
+#endif
+
#endif /* __UTILS_MONO_COMPILER_H__*/