cxxabi_tweaks.h: Define __cxa_vec_ctor_return and _GLIBCXX_CXA_VEC_CTOR_RETURN.

* config/cpu/arm/cxxabi_tweaks.h: Define __cxa_vec_ctor_return and
	_GLIBCXX_CXA_VEC_CTOR_RETURN.
	* config/cpu/generic/cxxabi_tweaks.h: Ditto.
	* libsupc++/cxxabi.h (__cxa_vec_ctor, __cxa_vec_cctor): Use
	__cxa_vec_ctor_return.
	* libsupc++/vec.cc (__cxa_vec_ctor, __cxa_vec_cctor): Ditto.
	Use _GLIBCXX_CXA_VEC_CTOR_RETURN.

	* g++.dg/abi/arm_cxa_vec_1.C: New test.

From-SVN: r85891

gcc/testsuite/ChangeLog

@@ -1,3 +1,7 @@
+2004-08-12  Paul Brook  <paul@codesourcery.com>
+
+	* g++.dg/abi/arm_cxa_vec_1.C: New test.
+
 2004-08-12  Janis Johnson  <janis187@us.ibm.com>
 
 	* g++.dg/ext/altivec-2.C: Check for hardware support before

gcc/testsuite/g++.dg/abi/arm_cxa_vec1.C

@@ -0,0 +1,32 @@
+// Check that __cxa_vec_[c]ctor returns a pointer to the array
+// { dg-do run { target arm*-*-* xscale*-*-* } }
+
+#include <cxxabi.h>
+
+#ifdef ___ARM_EABI__
+static void cctor (void * a, void * b)
+{
+  *(char *) a = *(char *) b
+}
+
+int main()
+{
+  char data;
+  char data2;
+  char *p;
+
+  p = __cxa_vec_ctor (&data, 1, 1, NULL, NULL);
+  if (p != &data)
+    return 1;
+  p = __cxa_vec_cctor (&data2, &data, 1, 1, cctor, NULL);
+  if (p != &data2)
+    return 1;
+
+  return 0;
+}
+#else
+int main()
+{
+  return 0;
+}
+#endif

libstdc++-v3/ChangeLog

@@ -1,3 +1,13 @@
+2004-08-12  Paul Brook  <paul@codesourcery.com>
+
+	* config/cpu/arm/cxxabi_tweaks.h: Define __cxa_vec_ctor_return and
+	_GLIBCXX_CXA_VEC_CTOR_RETURN.
+	* config/cpu/generic/cxxabi_tweaks.h: Ditto.
+	* libsupc++/cxxabi.h (__cxa_vec_ctor, __cxa_vec_cctor): Use
+	__cxa_vec_ctor_return.
+	* libsupc++/vec.cc (__cxa_vec_ctor, __cxa_vec_cctor): Ditto.
+	Use _GLIBCXX_CXA_VEC_CTOR_RETURN.
+
 2004-08-12  Kelley Cook  <kcook@gcc.gnu.org>
 
 	* Makefile.in, aclocal.m4, configure, include/Makefile.in,

libstdc++-v3/config/cpu/arm/cxxabi_tweaks.h

@@ -45,12 +45,22 @@ namespace __cxxabiv1
   // We also want the element size in array cookies.
 #define _GLIBCXX_ELTSIZE_IN_COOKIE 1
   
-#else
+  // __cxa_vec_ctor should return a pointer to the array.
+  typedef void * __cxa_vec_ctor_return_type;
+#define _GLIBCXX_CXA_VEC_CTOR_RETURN(x) return x
+
+#else // __ARM_EABI__
+
   // The generic ABI uses the first byte of a 64-bit guard variable.
 #define _GLIBCXX_GUARD_ACQUIRE(x) (!*(char *) (x))
 #define _GLIBCXX_GUARD_RELEASE(x) *(char *) (x) = 1
   __extension__ typedef int __guard __attribute__((mode (__DI__)));
-#endif
+
+  // __cxa_vec_ctor has void return type.
+  typedef void __cxa_vec_ctor_return_type;
+#define _GLIBCXX_CXA_VEC_CTOR_RETURN(x) return
+
+#endif //!__ARM_EABI__
 
 #ifdef __cplusplus
 } // namespace __cxxabiv1

libstdc++-v3/config/cpu/generic/cxxabi_tweaks.h

@@ -40,6 +40,10 @@ namespace __cxxabiv1
 #define _GLIBCXX_GUARD_RELEASE(x) *(char *) (x) = 1
   __extension__ typedef int __guard __attribute__((mode (__DI__)));
 
+  // __cxa_vec_ctor has void return type.
+  typedef void __cxa_vec_ctor_return_type;
+#define _GLIBCXX_CXA_VEC_CTOR_RETURN(x) return
+
 #ifdef __cplusplus
 } // namespace __cxxabiv1
 #endif

libstdc++-v3/libsupc++/cxxabi.h

@@ -73,12 +73,12 @@ namespace __cxxabiv1
 		 void (*__dealloc) (void*, size_t));
 
   // Construct array.
-  void 
+  __cxa_vec_ctor_return_type
   __cxa_vec_ctor(void* __array_address, size_t __element_count,
 		 size_t __element_size, void (*__constructor) (void*),
 		 void (*__destructor) (void*));
 
-  void 
+  __cxa_vec_ctor_return_type
   __cxa_vec_cctor(void* dest_array, void* src_array, size_t element_count, 
 		  size_t element_size, void (*constructor) (void*, void*), 
 		  void (*destructor) (void*));

libstdc++-v3/libsupc++/vec.cc

@@ -155,7 +155,7 @@ namespace __cxxabiv1
   }
   
   // Construct array.
-  extern "C" void
+  extern "C" __cxa_vec_ctor_return_type
   __cxa_vec_ctor(void *array_address,
 		 std::size_t element_count,
 		 std::size_t element_size,
@@ -179,10 +179,11 @@ namespace __cxxabiv1
 	}
 	__throw_exception_again;
       }
+    _GLIBCXX_CXA_VEC_CTOR_RETURN (array_address);
   }
   
   // Construct an array by copying.
-  extern "C" void
+  extern "C" __cxa_vec_ctor_return_type
   __cxa_vec_cctor(void *dest_array,
 		  void *src_array,
 		  std::size_t element_count,
@@ -209,6 +210,7 @@ namespace __cxxabiv1
 	}
 	__throw_exception_again;
       }
+    _GLIBCXX_CXA_VEC_CTOR_RETURN (dest_array);
   }
   
   // Destruct array.