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FFI: Add callback support (for x86/x64).

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This commit is contained in:
Mike Pall
2011-11-14 14:15:57 +01:00
parent e9eb4fdb4a
commit 71d00a56db
27 changed files with 5469 additions and 4472 deletions
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9
src/lj_crecord.c
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@@ -15,6 +15,7 @@
#include "lj_tab.h"
#include "lj_frame.h"
#include "lj_ctype.h"
#include "lj_cdata.h"
#include "lj_cparse.h"
#include "lj_cconv.h"
#include "lj_clib.h"
@@ -785,7 +786,7 @@ static TRef crec_call_args(jit_State *J, RecordFFData *rd,
did = ctype_cid(ctf->info);
} else {
if (!(ct->info & CTF_VARARG))
lj_trace_err(J, LJ_TRERR_NYICALL); /* Too many arguments. */
lj_trace_err(J, LJ_TRERR_NYICALL); /* Too many arguments. */
did = lj_ccall_ctid_vararg(cts, o); /* Infer vararg type. */
}
d = ctype_raw(cts, did);
@@ -853,6 +854,12 @@ static int crec_call(jit_State *J, RecordFFData *rd, GCcdata *cd)
CType *ctr = ctype_rawchild(cts, ct);
IRType t = crec_ct2irt(ctr);
TRef tr;
TValue tv;
/* Check for blacklisted C functions that might call a callback. */
setlightudV(&tv,
cdata_getptr(cdataptr(cd), (LJ_64 && tp == IRT_P64) ? 8 : 4));
if (tvistrue(lj_tab_get(J->L, cts->miscmap, &tv)))
lj_trace_err(J, LJ_TRERR_BLACKL);
if (ctype_isvoid(ctr->info)) {
t = IRT_NIL;
rd->nres = 0;