57 lines
1 KiB
C
57 lines
1 KiB
C
/* Area: ffi_call
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Purpose: Check uint8_t arguments.
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Limitations: none.
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PR: PR45677.
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Originator: Dan Witte <dwitte@gmail.com> 20100916 */
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/* { dg-do run } */
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#include "ffitest.h"
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#define NARGS 7
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typedef unsigned char u8;
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#ifdef __GNUC__
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__attribute__((noinline))
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#endif
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uint8_t
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foo (uint8_t a, uint8_t b, uint8_t c, uint8_t d,
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uint8_t e, uint8_t f, uint8_t g)
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{
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return a + b + c + d + e + f + g;
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}
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uint8_t ABI_ATTR
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bar (uint8_t a, uint8_t b, uint8_t c, uint8_t d,
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uint8_t e, uint8_t f, uint8_t g)
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{
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return foo (a, b, c, d, e, f, g);
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}
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int
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main (void)
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{
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ffi_type *ffitypes[NARGS];
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int i;
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ffi_cif cif;
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ffi_arg result = 0;
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uint8_t args[NARGS];
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void *argptrs[NARGS];
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for (i = 0; i < NARGS; ++i)
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ffitypes[i] = &ffi_type_uint8;
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CHECK (ffi_prep_cif (&cif, ABI_NUM, NARGS,
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&ffi_type_uint8, ffitypes) == FFI_OK);
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for (i = 0; i < NARGS; ++i)
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{
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args[i] = i;
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argptrs[i] = &args[i];
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}
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ffi_call (&cif, FFI_FN (bar), &result, argptrs);
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CHECK (result == 21);
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return 0;
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}
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