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wasm-abi.c
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wasm-abi.c
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#include <stdio.h>
#define TRACING 0
typedef struct {
float value;
} TRes;
TRes accept_double_struct_and_return_float_struct (
struct { struct { double value; } value; } arg
) {
#if TRACING
printf (
"&arg=%x (ulonglong)arg=%llx arg.value.value=%lf\n",
(unsigned int)&arg, *(unsigned long long*)&arg, (double)arg.value.value
);
#endif
TRes result = { arg.value.value };
return result;
}
typedef struct {
long long value;
} TResI64;
TResI64 accept_and_return_i64_struct (TResI64 arg) {
#if TRACING
printf (
"&arg=%x (ulonglong)arg=%llx\n",
(unsigned int)&arg, *(unsigned long long*)&arg
);
#endif
TResI64 result = { ~arg.value };
return result;
}
typedef struct {
int A, B;
} PairStruct;
PairStruct accept_and_return_pair (PairStruct arg) {
#if TRACING
printf (
"&arg=%d arg.A=%d arg.B=%d\n",
(unsigned int)&arg, arg.A, arg.B
);
#endif
arg.A = 32;
arg.B *= 2;
return arg;
}
typedef struct {
int elements[2];
} MyInlineArray;
MyInlineArray accept_and_return_inlinearray (MyInlineArray arg) {
#if TRACING
printf (
"&arg=%d arg.elements[0]=%d arg.elements[1]=%d\n",
(unsigned int)&arg, arg.elements[0], arg.elements[1]
);
#endif
arg.elements[0] = 32;
arg.elements[1] *= 2;
return arg;
}
MyInlineArray accept_and_return_fixedarray (MyInlineArray arg) {
return accept_and_return_inlinearray (arg);
}