Changeset 915aa11

Timestamp:

Aug 31, 2020, 7:10:57 AM (5 years ago)

Author:

Peter A. Buhr <pabuhr@…>

Branches:

ADT, arm-eh, ast-experimental, enum, forall-pointer-decay, jacob/cs343-translation, master, new-ast-unique-expr, pthread-emulation, qualifiedEnum

Children:

ed9949b

Parents:

e9b49379

Message:

start ARM stubs for exception handling

File:

• libcfa/src/exception.c (modified) (5 diffs)

libcfa/src/exception.c ¶

@@ -10 +10 @@
 // Created On       : Mon Jun 26 15:13:00 2017
 // Last Modified By : Peter A. Buhr
-// Last Modified On : Fri Aug 21 11:27:56 2020
-// Update Count     : 29
+// Last Modified On : Sat Aug 29 15:52:22 2020
+// Update Count     : 34
 //
 
@@ -18 +18 @@
 
 #include "exception.h"
-
-// Implementation of the secret header is hardware dependent.
-#if defined( __x86_64 ) || defined( __i386 )
-#elif defined( __ARM_ARCH )
-#warning FIX ME: check if anything needed for ARM
-#else
-#warning Exception Handling: No known architecture detected.
-#endif
 
 #include <stdlib.h>
@@ -34 +26 @@
 #include "stdhdr/assert.h"
 
-// FIX ME: temporary hack to keep ARM build working
+#if defined( __ARM_ARCH )
+#warning FIX ME: temporary hack to keep ARM build working
 #ifndef _URC_FATAL_PHASE1_ERROR
 #define _URC_FATAL_PHASE1_ERROR 3
@@ -41 +34 @@
 #define _URC_FATAL_PHASE2_ERROR 2
 #endif // ! _URC_FATAL_PHASE2_ERROR
+#endif // __ARM_ARCH
 
 #include "lsda.h"
@@ -626 +620 @@
 
 #pragma GCC pop_options
+
+#elif defined( __ARM_ARCH )
+_Unwind_Reason_Code __gcfa_personality_v0(
+                int version,
+                _Unwind_Action actions,
+                unsigned long long exception_class,
+                struct _Unwind_Exception * unwind_exception,
+                struct _Unwind_Context * unwind_context) {
+        return _URC_CONTINUE_UNWIND;
+}
+
+__attribute__((noinline))
+void __cfaehm_try_terminate(void (*try_block)(),
+                void (*catch_block)(int index, exception_t * except),
+                __attribute__((unused)) int (*match_block)(exception_t * except)) {
+}
+#else
+        #error unsupported hardware architecture
 #endif // __x86_64 || __i386