// 
// Cforall Version 1.0.0 Copyright (C) 2016 University of Waterloo
//
// The contents of this file are covered under the licence agreement in the
// file "LICENCE" distributed with Cforall.
// 
// gccExtensions.c -- 
// 
// Author           : Peter A. Buhr
// Created On       : Sun Aug 14 17:28:17 2016
// Last Modified By : Peter A. Buhr
// Last Modified On : Wed Aug 17 09:26:50 2016
// Update Count     : 10
// 

extern int x asm( "xx" );

int main(int argc, char const *argv[]) {
	// asm extensions

	asm( "nop" );
	__asm( "nop" );
	__asm__( "nop" );

	static int y asm( "yy" );
#ifdef __CFA__
	static * int z asm( "zz" );							// CFA declaration
#endif // __CFA__

	int src;
	int dst;

	asm volatile ( "mov %1, %0\n\t"
				   "add $1, %0" : : : );

	asm volatile ( "mov %1, %0\n\t"
				   "add $1, %0"
				   : "=" "r" (dst));

	asm volatile ( "mov %1, %0\n\t"
				   "add $1, %0"
				   : "=r" (dst)
				   : "r" (src));

	asm ( "mov %1, %0\n\t"
		  "add $1, %0"
		  : "=r" (dst), "=r" (src)
		  : [src] "r" (dst)
		  : "r0");

  L1: L2:
	asm goto ( "frob %%r5, %1; jc %l[L1]; mov (%2), %%r5"
			   : /* No outputs. */
			   : "r"(src), "r"(&dst)
			   : "r5", "memory"
			   : L1, L2 );

	// alternative type/qualifer names

	__complex__ c1;
	_Complex c2;

	const int i1;
	__const int i2;
	__const__ int i3;

	__inline int f1() {}
	__inline__ int f2() {}

	__signed s1;
	__signed s2;

	__volatile int v1;
	__volatile__ int v2;

	// symbol table attributes

	__typeof(s1) t1;
	__typeof__(s1) t2;

	// strange extension qualifier

	__extension__ const int ex;
	struct S {
		__extension__ int a, b, c;
	};
	int i = __extension__ 3;
	__extension__ int a, b, c;
	__extension__ a, __extension__ b, __extension__ c;
	__extension__ a = __extension__ b + __extension__ c;
	__extension__ a = __extension__ ( __extension__ b + __extension__ c );

	// attributes

	__attribute__(()) int a1;
	const __attribute(()) int a2;
	const static __attribute(()) int a3;
	const static int __attribute(()) a4;
	const static int a5 __attribute(());
	const static int a6, __attribute(()) a7;

	int * __attribute(()) p1;
	int (* __attribute(()) p2);
//	int (__attribute(()) (p3));
//	int ( __attribute(()) (* __attribute(()) p4));

	struct __attribute(()) s1;
	struct __attribute(()) s2 { int i; };
	struct __attribute(()) s3 { int i; } x1, __attribute(()) y1;
	struct __attribute(()) s4 { int i; } x2, y2 __attribute(());

	int m1 [10] __attribute(());
	int m2 [10][10] __attribute(());
	int __attribute(()) m3 [10][10];
//	int ( __attribute(()) m4 [10] )[10];

	return 0;
}

// Local Variables: //
// tab-width: 4 //
// compile-command: "cfa gccExtensions.c" //
// End: //