X-Git-Url: http://wien.tomnetworks.com/gitweb/?a=blobdiff_plain;f=mono%2Futils%2Fmach-support-arm.c;h=649487ccc096f9d67f96614b9c8096a6dc2b06a9;hb=b9e7bcabe48cd0d9f282a2eebe6ab9a8a010d9b0;hp=eb1e009bfc20c8648ef993432ee01ef1f7f25cda;hpb=bf2e5e58df2a6525126ad3a880c2c21bb890e10d;p=mono.git

diff --git a/mono/utils/mach-support-arm.c b/mono/utils/mach-support-arm.c
index eb1e009bfc2..649487ccc09 100644
--- a/mono/utils/mach-support-arm.c
+++ b/mono/utils/mach-support-arm.c
@@ -1,5 +1,6 @@
-/*
- * mach-support-arm.c: mach support for ARM
+/**
+ * \file
+ * mach support for ARM
  *
  * Authors:
  *   Geoff Norton (gnorton@novell.com)
@@ -46,111 +47,92 @@ void *
 mono_mach_arch_get_ip (thread_state_t state)
 {
 	/* Can't use unified_thread_state on !ARM64 since this has to compile on armv6 too */
-#ifdef TARGET_ARM64
-	arm_unified_thread_state_t *arch_state = (arm_unified_thread_state_t *) state;
-
-	return (void *) arch_state->ts_64.__pc;
-#else
 	arm_thread_state_t *arch_state = (arm_thread_state_t *) state;
 
 	return (void *) arch_state->__pc;
-#endif
 }
 
 void *
 mono_mach_arch_get_sp (thread_state_t state)
 {
-#ifdef TARGET_ARM64
-	arm_unified_thread_state_t *arch_state = (arm_unified_thread_state_t *) state;
-
-	return (void *) arch_state->ts_64.__sp;
-#else
 	arm_thread_state_t *arch_state = (arm_thread_state_t *) state;
 
 	return (void *) arch_state->__sp;
-#endif
 }
 
 int
 mono_mach_arch_get_mcontext_size ()
 {
-#ifdef TARGET_ARM64
-	return sizeof (struct __darwin_mcontext64);
-#else
 	return sizeof (struct __darwin_mcontext);
-#endif
 }
 
 void
-mono_mach_arch_thread_state_to_mcontext (thread_state_t state, void *context)
+mono_mach_arch_thread_states_to_mcontext (thread_state_t state, thread_state_t fpstate, void *context)
 {
-#ifdef TARGET_ARM64
-	arm_unified_thread_state_t *arch_state = (arm_unified_thread_state_t *) state;
-	struct __darwin_mcontext64 *ctx = (struct __darwin_mcontext64 *) context;
-
-	ctx->__ss = arch_state->ts_64;
-#else
 	arm_thread_state_t *arch_state = (arm_thread_state_t *) state;
 	struct __darwin_mcontext *ctx = (struct __darwin_mcontext *) context;
 
 	ctx->__ss = *arch_state;
-#endif
 }
 
 void
-mono_mach_arch_mcontext_to_thread_state (void *context, thread_state_t state)
+mono_mach_arch_mcontext_to_thread_states (void *context, thread_state_t state, thread_state_t fpstate)
 {
-#ifdef TARGET_ARM64
-	arm_unified_thread_state_t *arch_state = (arm_unified_thread_state_t *) state;
-	struct __darwin_mcontext64 *ctx = (struct __darwin_mcontext64 *) context;
-
-	arch_state->ts_64 = ctx->__ss;
-#else
 	arm_thread_state_t *arch_state = (arm_thread_state_t *) state;
 	struct __darwin_mcontext *ctx = (struct __darwin_mcontext *) context;
 
 	*arch_state = ctx->__ss;
-#endif
+}
+
+void
+mono_mach_arch_thread_states_to_mono_context (thread_state_t state, thread_state_t fpstate, MonoContext *context)
+{
+	int i;
+	arm_thread_state_t *arch_state = (arm_thread_state_t *) state;
+	for (i = 0; i < 13; ++i)
+		context->regs [i] = arch_state->__r [i];
+	context->regs [ARMREG_R13] = arch_state->__sp;
+	context->regs [ARMREG_R14] = arch_state->__lr;
+	context->regs [ARMREG_R15] = arch_state->__pc;
+	context->pc = arch_state->__pc;
+	context->cpsr = arch_state->__cpsr;
 }
 
 int
 mono_mach_arch_get_thread_state_size ()
 {
-#ifdef TARGET_ARM64
-	return sizeof (arm_unified_thread_state_t);
-#else
 	return sizeof (arm_thread_state_t);
-#endif
 }
 
-kern_return_t
-mono_mach_arch_get_thread_state (thread_port_t thread, thread_state_t state, mach_msg_type_number_t *count)
+int
+mono_mach_arch_get_thread_fpstate_size ()
 {
-#ifdef TARGET_ARM64
-	arm_unified_thread_state_t *arch_state = (arm_unified_thread_state_t *) state;
-	kern_return_t ret;
-
-	*count = ARM_UNIFIED_THREAD_STATE_COUNT;
+	return sizeof (arm_neon_state_t);
+}
 
-	ret = thread_get_state (thread, ARM_UNIFIED_THREAD_STATE, (thread_state_t) arch_state, count);
-#else
+kern_return_t
+mono_mach_arch_get_thread_states (thread_port_t thread, thread_state_t state, mach_msg_type_number_t *count, thread_state_t fpstate, mach_msg_type_number_t *fpcount)
+{
+#if defined(HOST_WATCHOS)
+	g_error ("thread_get_state() is not supported by this platform");
+#else	
 	arm_thread_state_t *arch_state = (arm_thread_state_t *) state;
 	kern_return_t ret;
 
 	*count = ARM_THREAD_STATE_COUNT;
 
 	ret = thread_get_state (thread, ARM_THREAD_STATE, (thread_state_t) arch_state, count);
-#endif
 	return ret;
+#endif
 }
 
 kern_return_t
-mono_mach_arch_set_thread_state (thread_port_t thread, thread_state_t state, mach_msg_type_number_t count)
+mono_mach_arch_set_thread_states (thread_port_t thread, thread_state_t state, mach_msg_type_number_t count, thread_state_t fpstate, mach_msg_type_number_t fpcount)
 {
-#ifdef TARGET_ARM64
-	return thread_set_state (thread, ARM_UNIFIED_THREAD_STATE_COUNT, state, count);
+#if defined(HOST_WATCHOS)
+	g_error ("thread_set_state() is not supported by this platform");
 #else
-	return thread_set_state (thread, ARM_THREAD_STATE_COUNT, state, count);
+	return thread_set_state (thread, ARM_THREAD_STATE, state, count);
 #endif
 }
 
@@ -163,6 +145,7 @@ mono_mach_get_tls_address_from_thread (pthread_t thread, pthread_key_t key)
 	 */
 	intptr_t *p = (intptr_t *) thread;
 	intptr_t **tsd = (intptr_t **) ((char*)p + tls_vector_offset);
+	g_assert (tls_vector_offset != -1);
 
 	return (void *) &tsd [key];
 }
@@ -201,7 +184,8 @@ mono_mach_init (pthread_key_t key)
 		}
 	}
 
-	g_error ("could not discover the mach TLS offset");
+	tls_vector_offset = -1;
+	g_warning ("could not discover the mach TLS offset");
 ok:
 	pthread_setspecific (key, old_value);
 }