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https://github.com/autc04/Retro68.git
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57 lines
1.2 KiB
C
57 lines
1.2 KiB
C
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/* Area: ffi_call
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Purpose: Check fastcall f call on X86_WIN32 systems.
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Limitations: none.
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PR: none.
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Originator: From the original ffitest.c */
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/* { dg-do run { target i?86-*-cygwin* i?86-*-mingw* } } */
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#include "ffitest.h"
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static size_t __attribute__((fastcall)) my_fastcall_f(float a, char *s, int i)
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{
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return (size_t) ((int) strlen(s) + (int) a + i);
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}
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int main (void)
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{
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ffi_cif cif;
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ffi_type *args[MAX_ARGS];
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void *values[MAX_ARGS];
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ffi_arg rint;
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char *s;
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int v1;
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float v2;
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args[2] = &ffi_type_sint;
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args[1] = &ffi_type_pointer;
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args[0] = &ffi_type_float;
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values[2] = (void*) &v1;
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values[1] = (void*) &s;
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values[0] = (void*) &v2;
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/* Initialize the cif */
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CHECK(ffi_prep_cif(&cif, FFI_FASTCALL, 3,
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&ffi_type_sint, args) == FFI_OK);
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s = "a";
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v1 = 1;
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v2 = 0.0;
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ffi_call(&cif, FFI_FN(my_fastcall_f), &rint, values);
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CHECK(rint == 2);
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s = "1234567";
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v2 = -1.0;
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v1 = -2;
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ffi_call(&cif, FFI_FN(my_fastcall_f), &rint, values);
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CHECK(rint == 4);
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s = "1234567890123456789012345";
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v2 = 1.0;
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v1 = 2;
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ffi_call(&cif, FFI_FN(my_fastcall_f), &rint, values);
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CHECK(rint == 28);
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printf("fastcall fct3 tests passed\n");
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exit(0);
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}
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