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https://github.com/autc04/Retro68.git
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60 lines
1.3 KiB
C
60 lines
1.3 KiB
C
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/* Area: ffi_call
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Purpose: Promotion test.
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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 } */
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#include "ffitest.h"
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static int promotion(signed char sc, signed short ss,
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unsigned char uc, unsigned short us)
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{
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int r = (int) sc + (int) ss + (int) uc + (int) us;
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return r;
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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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signed char sc;
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unsigned char uc;
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signed short ss;
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unsigned short us;
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unsigned long ul;
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args[0] = &ffi_type_schar;
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args[1] = &ffi_type_sshort;
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args[2] = &ffi_type_uchar;
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args[3] = &ffi_type_ushort;
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values[0] = ≻
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values[1] = &ss;
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values[2] = &uc;
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values[3] = &us;
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/* Initialize the cif */
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CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 4,
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&ffi_type_sint, args) == FFI_OK);
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us = 0;
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ul = 0;
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for (sc = (signed char) -127;
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sc <= (signed char) 120; sc += 1)
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for (ss = -30000; ss <= 30000; ss += 10000)
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for (uc = (unsigned char) 0;
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uc <= (unsigned char) 200; uc += 20)
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for (us = 0; us <= 60000; us += 10000)
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{
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ul++;
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ffi_call(&cif, FFI_FN(promotion), &rint, values);
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CHECK((int)rint == (signed char) sc + (signed short) ss +
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(unsigned char) uc + (unsigned short) us);
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}
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printf("%lu promotion tests run\n", ul);
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exit(0);
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}
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