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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_ccall.c
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@@ -10,6 +10,7 @@
#include "lj_gc.h"
#include "lj_err.h"
#include "lj_str.h"
#include "lj_tab.h"
#include "lj_ctype.h"
#include "lj_cconv.h"
#include "lj_cdata.h"
@@ -290,7 +291,7 @@
}
#else
#error "missing calling convention definitions for this architecture"
#error "Missing calling convention definitions for this architecture"
#endif
#ifndef CCALL_HANDLE_STRUCTRET2
@@ -649,7 +650,13 @@ int lj_ccall_func(lua_State *L, GCcdata *cd)
int gcsteps, ret;
cc.func = (void (*)(void))cdata_getptr(cdataptr(cd), sz);
gcsteps = ccall_set_args(L, cts, ct, &cc);
cts->cb.slot = ~0u;
lj_vm_ffi_call(&cc);
if (cts->cb.slot != ~0u) { /* Blacklist function that called a callback. */
TValue tv;
setlightudV(&tv, (void *)cc.func);
setboolV(lj_tab_set(L, cts->miscmap, &tv), 1);
}
gcsteps += ccall_get_results(L, cts, ct, &cc, &ret);
#if LJ_TARGET_X86 && LJ_ABI_WIN
/* Automatically detect __stdcall and fix up C function declaration. */