Viewing file:  nested_struct12.c (2.08 KB) -rw-r--r--
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/* Area: ffi_call
Purpose: Check nested float struct.
Limitations: none.
PR: none.
Originator: Cheng Jin <jincheng@ca.ibm.com> */
/* { dg-do run } */
#include "ffitest.h"
typedef struct stru_FF stru_FF;
typedef struct stru_Nested_F stru_Nested_F;
struct stru_FF {
float elem1;
float elem2;
};
struct stru_Nested_F {
float elem1;
stru_FF elem2;
};
static float testNestedFloatStruct(float arg1, stru_Nested_F arg2)
{
float floatSum = arg1 + arg2.elem1 + arg2.elem2.elem1 + arg2.elem2.elem2;
return floatSum;
}
int main (void)
{
float ts12_result = 0;
int structElemNum = 2;
int nestedStructElemNum = 2;
int argNum = 2;
ffi_cif cif;
ffi_type **struct_float1 = (ffi_type **)malloc(sizeof(ffi_type *) * (structElemNum + 1));
ffi_type **struct_float2 = (ffi_type **)malloc(sizeof(ffi_type *) * (nestedStructElemNum + 1));
ffi_type **args = (ffi_type **)malloc(sizeof(ffi_type *) * (argNum + 1));
void **values = (void **)malloc(sizeof(void *) * (argNum + 1));
ffi_type struct_float_type1, struct_float_type2;
ffi_type *retType = &ffi_type_float;
float arg1;
float *arg2 = (float *)malloc(sizeof(stru_Nested_F));
struct_float2[0] = &ffi_type_float;
struct_float2[1] = &ffi_type_float;
struct_float2[2] = NULL;
struct_float_type2.size = 0;
struct_float_type2.alignment = 0;
struct_float_type2.type = FFI_TYPE_STRUCT;
struct_float_type2.elements = struct_float2;
struct_float1[0] = &ffi_type_float;
struct_float1[1] = &struct_float_type2;
struct_float1[2] = NULL;
struct_float_type1.size = 0;
struct_float_type1.alignment = 0;
struct_float_type1.type = FFI_TYPE_STRUCT;
struct_float_type1.elements = struct_float1;
args[0] = &ffi_type_float;
args[1] = &struct_float_type1;
args[2] = NULL;
arg1 = 37.88;
arg2[0] = 31.22;
arg2[1] = 33.44;
arg2[2] = 35.66;
values[0] = &arg1;
values[1] = arg2;
values[2] = NULL;
CHECK( ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 2, retType, args) == FFI_OK);
ffi_call(&cif, FFI_FN(testNestedFloatStruct), &ts12_result, values);
CHECK(ts12_result == 138.2f);
free(struct_float1);
free(struct_float2);
free(args);
free(values);
exit(0);
}
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