kc3-lang/libffi/testsuite/libffi.closures/cls_align_longdouble_split2.c

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• Hash : e504f90f
  Author :
  Date : 2022-05-23T18:42:32
  

  testsuite/libffi.closures: Fix PowerPC 64 (#709) -mlong-double-128 is only supported on glibc. This test still passes on glibc targets, and now passes on musl targets as well (which uses 64-bit ldbl).

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• testsuite/libffi.closures/cls_align_longdouble_split2.c

• /*	Area:			ffi_call, closure_call
  	Purpose:		Check structure alignment of long double.
  	Limitations:	none.
  	PR:				none.
  	Originator:		Blake Chaffin	6/18/2007
  */
  
  /* { dg-do run { xfail strongarm*-*-* } } */
  /* { dg-options -mlong-double-128 { target powerpc64*-*-linux-gnu* } } */
  
  #include "ffitest.h"
  
  typedef struct cls_struct_align {
    long double a;
    long double b;
    long double c;
    long double d;
    long double e;
    double f;
    long double g;
  } cls_struct_align;
  
  static cls_struct_align cls_struct_align_fn(
  	cls_struct_align	a1,
  	cls_struct_align	a2)
  {
  	struct cls_struct_align r;
  
  	r.a = a1.a + a2.a;
  	r.b = a1.b + a2.b;
  	r.c = a1.c + a2.c;
  	r.d = a1.d + a2.d;
  	r.e = a1.e + a2.e;
  	r.f = a1.f + a2.f;
  	r.g = a1.g + a2.g;
  
  	printf("%Lg %Lg %Lg %Lg %Lg %g %Lg %Lg %Lg %Lg %Lg %Lg %g %Lg: "
  		"%Lg %Lg %Lg %Lg %Lg %g %Lg\n",
  		a1.a, a1.b, a1.c, a1.d, a1.e, a1.f, a1.g,
  		a2.a, a2.b, a2.c, a2.d, a2.e, a2.f, a2.g,
  		r.a, r.b, r.c, r.d, r.e, r.f, r.g);
  
  	CHECK(a1.a == 1);
  	CHECK(a1.b == 2);
  	CHECK(a1.c == 3);
  	CHECK(a1.d == 4);
  	CHECK(a1.e == 5);
  	CHECK(a1.f == 6);
  	CHECK(a1.g == 7);
  
  	CHECK(a2.a == 8);
  	CHECK(a2.b == 9);
  	CHECK(a2.c == 10);
  	CHECK(a2.d == 11);
  	CHECK(a2.e == 12);
  	CHECK(a2.f == 13);
  	CHECK(a2.g == 14);
  
  	CHECK(r.a == 9);
  	CHECK(r.b == 11);
  	CHECK(r.c == 13);
  	CHECK(r.d == 15);
  	CHECK(r.e == 17);
  	CHECK(r.f == 19);
  	CHECK(r.g == 21);
  
  	return r;
  }
  
  static void
  cls_struct_align_gn(ffi_cif* cif __UNUSED__, void* resp, void** args, 
  		    void* userdata __UNUSED__)
  {
  	struct cls_struct_align a1, a2;
  
  	a1 = *(struct cls_struct_align*)(args[0]);
  	a2 = *(struct cls_struct_align*)(args[1]);
  
  	*(cls_struct_align*)resp = cls_struct_align_fn(a1, a2);
  }
  
  int main (void)
  {
  	ffi_cif cif;
          void *code;
  	ffi_closure *pcl = ffi_closure_alloc(sizeof(ffi_closure), &code);
  	void* args_dbl[3];
  	ffi_type* cls_struct_fields[8];
  	ffi_type cls_struct_type;
  	ffi_type* dbl_arg_types[3];
  
  	struct cls_struct_align g_dbl = { 1, 2, 3, 4, 5, 6, 7 };
  	struct cls_struct_align f_dbl = { 8, 9, 10, 11, 12, 13, 14 };
  	struct cls_struct_align 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_longdouble;
  	cls_struct_fields[1] = &ffi_type_longdouble;
  	cls_struct_fields[2] = &ffi_type_longdouble;
  	cls_struct_fields[3] = &ffi_type_longdouble;
  	cls_struct_fields[4] = &ffi_type_longdouble;
  	cls_struct_fields[5] = &ffi_type_double;
  	cls_struct_fields[6] = &ffi_type_longdouble;
  	cls_struct_fields[7] = NULL;
  
  	dbl_arg_types[0] = &cls_struct_type;
  	dbl_arg_types[1] = &cls_struct_type;
  	dbl_arg_types[2] = NULL;
  
  	CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 2, &cls_struct_type,
  		dbl_arg_types) == FFI_OK);
  
  	args_dbl[0] = &g_dbl;
  	args_dbl[1] = &f_dbl;
  	args_dbl[2] = NULL;
  
  	ffi_call(&cif, FFI_FN(cls_struct_align_fn), &res_dbl, args_dbl);
  	/* { dg-output "1 2 3 4 5 6 7 8 9 10 11 12 13 14: 9 11 13 15 17 19 21" } */
  	printf("res: %Lg %Lg %Lg %Lg %Lg %g %Lg\n", res_dbl.a, res_dbl.b,
  		res_dbl.c, res_dbl.d, res_dbl.e, res_dbl.f, res_dbl.g);
  	/* { dg-output "\nres: 9 11 13 15 17 19 21" } */
  	CHECK(res_dbl.a == 9);
  	CHECK(res_dbl.b == 11);
  	CHECK(res_dbl.c == 13);
  	CHECK(res_dbl.d == 15);
  	CHECK(res_dbl.e == 17);
  	CHECK(res_dbl.f == 19);
  	CHECK(res_dbl.g == 21);
  
  	CHECK(ffi_prep_closure_loc(pcl, &cif, cls_struct_align_gn, NULL, code) == FFI_OK);
  
  	res_dbl = ((cls_struct_align(*)(cls_struct_align, cls_struct_align))(code))(g_dbl, f_dbl);
  	/* { dg-output "\n1 2 3 4 5 6 7 8 9 10 11 12 13 14: 9 11 13 15 17 19 21" } */
  	printf("res: %Lg %Lg %Lg %Lg %Lg %g %Lg\n", res_dbl.a, res_dbl.b,
  		res_dbl.c, res_dbl.d, res_dbl.e, res_dbl.f, res_dbl.g);
  	/* { dg-output "\nres: 9 11 13 15 17 19 21" } */
  	CHECK(res_dbl.a == 9);
  	CHECK(res_dbl.b == 11);
  	CHECK(res_dbl.c == 13);
  	CHECK(res_dbl.d == 15);
  	CHECK(res_dbl.e == 17);
  	CHECK(res_dbl.f == 19);
  	CHECK(res_dbl.g == 21);
    exit(0);
  }
  
  
  
  

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