c3-lang/libffi/testsuite/libffi.call/stret_large.c

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• Hash : f3a4f3fd
  Author :
  Date : 2013-02-07T09:57:20
  

  Fixes for AIX xlc compiler.

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• testsuite/libffi.call/stret_large.c

• /* Area:		ffi_call, closure_call
     Purpose:		Check structure returning with different structure size.
  				Depending on the ABI. Check bigger struct which overlaps
  				the gp and fp register count on Darwin/AIX/ppc64.
     Limitations:	none.
     PR:			none.
     Originator:	Blake Chaffin	6/21/2007	*/
  
  /* { dg-do run { xfail strongarm*-*-* xscale*-*-*  } } */
  #include "ffitest.h"
  
  /* 13 FPRs: 104 bytes */
  /* 14 FPRs: 112 bytes */
  
  typedef struct struct_108byte {
  	double a;
  	double b;
  	double c;
  	double d;
  	double e;
  	double f;
  	double g;
  	double h;
  	double i;
  	double j;
  	double k;
  	double l;
  	double m;
  	int n;
  } struct_108byte;
  
  struct_108byte cls_struct_108byte_fn(
  	struct_108byte b0,
  	struct_108byte b1,
  	struct_108byte b2,
  	struct_108byte b3)
  {
  	struct_108byte	result;
  
  	result.a = b0.a + b1.a + b2.a + b3.a;
  	result.b = b0.b + b1.b + b2.b + b3.b;
  	result.c = b0.c + b1.c + b2.c + b3.c;
  	result.d = b0.d + b1.d + b2.d + b3.d;
  	result.e = b0.e + b1.e + b2.e + b3.e;
  	result.f = b0.f + b1.f + b2.f + b3.f;
  	result.g = b0.g + b1.g + b2.g + b3.g;
  	result.h = b0.h + b1.h + b2.h + b3.h;
  	result.i = b0.i + b1.i + b2.i + b3.i;
  	result.j = b0.j + b1.j + b2.j + b3.j;
  	result.k = b0.k + b1.k + b2.k + b3.k;
  	result.l = b0.l + b1.l + b2.l + b3.l;
  	result.m = b0.m + b1.m + b2.m + b3.m;
  	result.n = b0.n + b1.n + b2.n + b3.n;
  
  	printf("%g %g %g %g %g %g %g %g %g %g %g %g %g %d\n", result.a, result.b, result.c,
  		result.d, result.e, result.f, result.g, result.h, result.i,
  		result.j, result.k, result.l, result.m, result.n);
  
  	return result;
  }
  
  static void
  cls_struct_108byte_gn(ffi_cif* cif __UNUSED__, void* resp, void** args, void* userdata __UNUSED__)
  {
  	struct_108byte	b0, b1, b2, b3;
  
  	b0 = *(struct_108byte*)(args[0]);
  	b1 = *(struct_108byte*)(args[1]);
  	b2 = *(struct_108byte*)(args[2]);
  	b3 = *(struct_108byte*)(args[3]);
  
  	*(struct_108byte*)resp = cls_struct_108byte_fn(b0, b1, b2, b3);
  }
  
  int main (void)
  {
  	ffi_cif cif;
          void *code;
  	ffi_closure *pcl = ffi_closure_alloc(sizeof(ffi_closure), &code);
  	void* args_dbl[5];
  	ffi_type* cls_struct_fields[15];
  	ffi_type cls_struct_type;
  	ffi_type* dbl_arg_types[5];
  
  	struct_108byte e_dbl = { 9.0, 2.0, 6.0, 5.0, 3.0, 4.0, 8.0, 1.0, 1.0, 2.0, 3.0, 7.0, 2.0, 7 };
  	struct_108byte f_dbl = { 1.0, 2.0, 3.0, 7.0, 2.0, 5.0, 6.0, 7.0, 4.0, 5.0, 7.0, 9.0, 1.0, 4 };
  	struct_108byte g_dbl = { 4.0, 5.0, 7.0, 9.0, 1.0, 1.0, 2.0, 9.0, 8.0, 6.0, 1.0, 4.0, 0.0, 3 };
  	struct_108byte h_dbl = { 8.0, 6.0, 1.0, 4.0, 0.0, 3.0, 3.0, 1.0, 9.0, 2.0, 6.0, 5.0, 3.0, 2 };
  	struct_108byte res_dbl;
  
  	cls_struct_type.size = 0;
  	cls_struct_type.alignment = 0;
  	cls_struct_type.type = FFI_TYPE_STRUCT;
  	cls_struct_type.elements = cls_struct_fields;
  
  	cls_struct_fields[0] = &ffi_type_double;
  	cls_struct_fields[1] = &ffi_type_double;
  	cls_struct_fields[2] = &ffi_type_double;
  	cls_struct_fields[3] = &ffi_type_double;
  	cls_struct_fields[4] = &ffi_type_double;
  	cls_struct_fields[5] = &ffi_type_double;
  	cls_struct_fields[6] = &ffi_type_double;
  	cls_struct_fields[7] = &ffi_type_double;
  	cls_struct_fields[8] = &ffi_type_double;
  	cls_struct_fields[9] = &ffi_type_double;
  	cls_struct_fields[10] = &ffi_type_double;
  	cls_struct_fields[11] = &ffi_type_double;
  	cls_struct_fields[12] = &ffi_type_double;
  	cls_struct_fields[13] = &ffi_type_sint32;
  	cls_struct_fields[14] = NULL;
  
  	dbl_arg_types[0] = &cls_struct_type;
  	dbl_arg_types[1] = &cls_struct_type;
  	dbl_arg_types[2] = &cls_struct_type;
  	dbl_arg_types[3] = &cls_struct_type;
  	dbl_arg_types[4] = NULL;
  
  	CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 4, &cls_struct_type,
  		dbl_arg_types) == FFI_OK);
  
  	args_dbl[0] = &e_dbl;
  	args_dbl[1] = &f_dbl;
  	args_dbl[2] = &g_dbl;
  	args_dbl[3] = &h_dbl;
  	args_dbl[4] = NULL;
  
  	ffi_call(&cif, FFI_FN(cls_struct_108byte_fn), &res_dbl, args_dbl);
  	/* { dg-output "22 15 17 25 6 13 19 18 22 15 17 25 6 16" } */
  	printf("res: %g %g %g %g %g %g %g %g %g %g %g %g %g %d\n", res_dbl.a, res_dbl.b,
  		res_dbl.c, res_dbl.d, res_dbl.e, res_dbl.f, res_dbl.g, res_dbl.h, res_dbl.i,
  		res_dbl.j, res_dbl.k, res_dbl.l, res_dbl.m, res_dbl.n);
  	/* { dg-output "\nres: 22 15 17 25 6 13 19 18 22 15 17 25 6 16" } */
  
  	CHECK(ffi_prep_closure_loc(pcl, &cif, cls_struct_108byte_gn, NULL, code) == FFI_OK);
  
  	res_dbl = ((struct_108byte(*)(struct_108byte, struct_108byte,
  		struct_108byte, struct_108byte))(code))(e_dbl, f_dbl, g_dbl, h_dbl);
  	/* { dg-output "\n22 15 17 25 6 13 19 18 22 15 17 25 6 16" } */
  	printf("res: %g %g %g %g %g %g %g %g %g %g %g %g %g %d\n", res_dbl.a, res_dbl.b,
  		res_dbl.c, res_dbl.d, res_dbl.e, res_dbl.f, res_dbl.g, res_dbl.h, res_dbl.i,
  		res_dbl.j, res_dbl.k, res_dbl.l, res_dbl.m, res_dbl.n);
  	/* { dg-output "\nres: 22 15 17 25 6 13 19 18 22 15 17 25 6 16" } */
  
  	exit(0);
  }
  

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