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Diffstat (limited to 'erts/emulator/hipe/hipe_bif0.c')
-rw-r--r--erts/emulator/hipe/hipe_bif0.c254
1 files changed, 18 insertions, 236 deletions
diff --git a/erts/emulator/hipe/hipe_bif0.c b/erts/emulator/hipe/hipe_bif0.c
index c9eee2acf2..9e5830f345 100644
--- a/erts/emulator/hipe/hipe_bif0.c
+++ b/erts/emulator/hipe/hipe_bif0.c
@@ -89,25 +89,6 @@ static Eterm address_to_term(const void *address, Process *p)
/*
* BIFs for reading and writing memory. Used internally by HiPE.
*/
-#if 0 /* XXX: unused */
-BIF_RETTYPE hipe_bifs_read_u8_1(BIF_ALIST_1)
-{
- unsigned char *address = term_to_address(BIF_ARG_1);
- if (!address)
- BIF_ERROR(BIF_P, BADARG);
- BIF_RET(make_small(*address));
-}
-#endif
-
-#if 0 /* XXX: unused */
-BIF_RETTYPE hipe_bifs_read_u32_1(BIF_ALIST_1)
-{
- Uint32 *address = term_to_address(BIF_ARG_1);
- if (!address || !hipe_word32_address_ok(address))
- BIF_ERROR(BIF_P, BADARG);
- BIF_RET(Uint_to_term(*address, BIF_P));
-}
-#endif
BIF_RETTYPE hipe_bifs_write_u8_2(BIF_ALIST_2)
{
@@ -120,22 +101,6 @@ BIF_RETTYPE hipe_bifs_write_u8_2(BIF_ALIST_2)
BIF_RET(NIL);
}
-#if 0 /* XXX: unused */
-BIF_RETTYPE hipe_bifs_write_s32_2(BIF_ALIST_2)
-{
- Sint32 *address;
- Sint value;
-
- address = term_to_address(BIF_ARG_1);
- if (!address || !hipe_word32_address_ok(address))
- BIF_ERROR(BIF_P, BADARG);
- if (!term_to_Sint32(BIF_ARG_2, &value))
- BIF_ERROR(BIF_P, BADARG);
- *address = value;
- BIF_RET(NIL);
-}
-#endif
-
BIF_RETTYPE hipe_bifs_write_u32_2(BIF_ALIST_2)
{
Uint32 *address;
@@ -432,15 +397,17 @@ BIF_RETTYPE hipe_bifs_enter_code_2(BIF_ALIST_2)
ASSERT(bitoffs == 0);
ASSERT(bitsize == 0);
trampolines = NIL;
-#ifdef HIPE_ALLOC_CODE
- address = HIPE_ALLOC_CODE(nrbytes, BIF_ARG_2, &trampolines, BIF_P);
- if (!address)
- BIF_ERROR(BIF_P, BADARG);
-#else
- if (is_not_nil(BIF_ARG_2))
- BIF_ERROR(BIF_P, BADARG);
- address = erts_alloc(ERTS_ALC_T_HIPE, nrbytes);
-#endif
+ address = hipe_alloc_code(nrbytes, BIF_ARG_2, &trampolines, BIF_P);
+ if (!address) {
+ Uint nrcallees;
+
+ if (is_tuple(BIF_ARG_2))
+ nrcallees = arityval(tuple_val(BIF_ARG_2)[0]);
+ else
+ nrcallees = 0;
+ erl_exit(1, "%s: failed to allocate %lu bytes and %lu trampolines\r\n",
+ __func__, (unsigned long)nrbytes, (unsigned long)nrcallees);
+ }
memcpy(address, bytes, nrbytes);
hipe_flush_icache_range(address, nrbytes);
hp = HAlloc(BIF_P, 3);
@@ -639,33 +606,6 @@ BIF_RETTYPE hipe_bifs_fun_to_address_1(BIF_ALIST_1)
BIF_RET(address_to_term(pc, BIF_P));
}
-static void *hipe_get_emu_address(Eterm m, Eterm f, unsigned int arity, int is_remote)
-{
- void *address = NULL;
- if (!is_remote)
- address = hipe_find_emu_address(m, f, arity);
- if (!address) {
- /* if not found, stub it via the export entry */
- /* no lock needed around erts_export_get_or_make_stub() */
- Export *export_entry = erts_export_get_or_make_stub(m, f, arity);
- address = export_entry->addressv[erts_active_code_ix()];
- }
- return address;
-}
-
-#if 0 /* XXX: unused */
-BIF_RETTYPE hipe_bifs_get_emu_address_1(BIF_ALIST_1)
-{
- struct mfa mfa;
- void *address;
-
- if (!term_to_mfa(BIF_ARG_1, &mfa))
- BIF_ERROR(BIF_P, BADARG);
- address = hipe_get_emu_address(mfa.mod, mfa.fun, mfa.ari);
- BIF_RET(address_to_term(address, BIF_P));
-}
-#endif
-
BIF_RETTYPE hipe_bifs_set_native_address_3(BIF_ALIST_3)
{
Eterm *pc;
@@ -713,33 +653,6 @@ BIF_RETTYPE hipe_bifs_set_native_address_3(BIF_ALIST_3)
BIF_RET(am_false);
}
-#if 0 /* XXX: unused */
-/*
- * hipe_bifs_address_to_fun(Address)
- * - Address is the address of the start of a emu function's code
- * - returns {Module, Function, Arity}
- */
-BIF_RETTYPE hipe_bifs_address_to_fun_1(BIF_ALIST_1)
-{
- Eterm *pc;
- Eterm *funcinfo;
- Eterm *hp;
-
- pc = term_to_address(BIF_ARG_1);
- if (!pc)
- BIF_ERROR(BIF_P, BADARG);
- funcinfo = find_function_from_pc(pc);
- if (!funcinfo)
- BIF_RET(am_false);
- hp = HAlloc(BIF_P, 4);
- hp[0] = make_arityval(3);
- hp[1] = funcinfo[0];
- hp[2] = funcinfo[1];
- hp[3] = make_small(funcinfo[2]);
- BIF_RET(make_tuple(hp));
-}
-#endif
-
BIF_RETTYPE hipe_bifs_enter_sdesc_1(BIF_ALIST_1)
{
struct sdesc *sdesc;
@@ -948,37 +861,6 @@ BIF_RETTYPE hipe_bifs_primop_address_1(BIF_ALIST_1)
BIF_RET(address_to_term(primop->address, BIF_P));
}
-#if 0 /* XXX: unused */
-/*
- * hipe_bifs_gbif_address(F,A) -> address or false
- */
-#define GBIF_LIST(ATOM,ARY,CFUN) extern Eterm gbif_##CFUN(void);
-#include "hipe_gbif_list.h"
-#undef GBIF_LIST
-
-BIF_RETTYPE hipe_bifs_gbif_address_2(BIF_ALIST_2)
-{
- Uint arity;
- void *address;
-
- if (is_not_atom(BIF_ARG_1) || is_not_small(BIF_ARG_2))
- BIF_RET(am_false); /* error or false, does it matter? */
- arity = signed_val(BIF_ARG_2);
- /* XXX: replace with a hash table later */
- do { /* trick to let us use 'break' instead of 'goto' */
-#define GBIF_LIST(ATOM,ARY,CFUN) if (BIF_ARG_1 == ATOM && arity == ARY) { address = CFUN; break; }
-#include "hipe_gbif_list.h"
-#undef GBIF_LIST
- printf("\r\n%s: guard BIF ", __FUNCTION__);
- fflush(stdout);
- erts_printf("%T", BIF_ARG_1);
- printf("/%lu isn't listed in hipe_gbif_list.h\r\n", arity);
- BIF_RET(am_false);
- } while (0);
- BIF_RET(address_to_term(address, BIF_P));
-}
-#endif
-
BIF_RETTYPE hipe_bifs_atom_to_word_1(BIF_ALIST_1)
{
if (is_not_atom(BIF_ARG_1))
@@ -1028,77 +910,6 @@ void hipe_emulate_fpe(Process* p)
}
#endif
-#if 0 /* XXX: unused */
-/*
- * At least parts of this should be inlined in native code.
- * The rest could be made a primop used by both the emulator and
- * native code...
- */
-BIF_RETTYPE hipe_bifs_make_fun_3(BIF_ALIST_3)
-{
- Eterm free_vars;
- Eterm mod;
- Eterm *tp;
- Uint index;
- Uint uniq;
- Uint num_free;
- Eterm tmp_var;
- Uint *tmp_ptr;
- unsigned needed;
- ErlFunThing *funp;
- Eterm *hp;
- int i;
-
- if (is_not_list(BIF_ARG_1) && is_not_nil(BIF_ARG_1))
- BIF_ERROR(BIF_P, BADARG);
- free_vars = BIF_ARG_1;
-
- if (is_not_atom(BIF_ARG_2))
- BIF_ERROR(BIF_P, BADARG);
- mod = BIF_ARG_2;
-
- if (is_not_tuple(BIF_ARG_3) ||
- (arityval(*tuple_val(BIF_ARG_3)) != 3))
- BIF_ERROR(BIF_P, BADARG);
- tp = tuple_val(BIF_ARG_3);
-
- if (term_to_Uint(tp[1], &index) == 0)
- BIF_ERROR(BIF_P, BADARG);
- if (term_to_Uint(tp[2], &uniq) == 0)
- BIF_ERROR(BIF_P, BADARG);
- if (term_to_Uint(tp[3], &num_free) == 0)
- BIF_ERROR(BIF_P, BADARG);
-
- needed = ERL_FUN_SIZE + num_free;
- funp = (ErlFunThing *) HAlloc(BIF_P, needed);
- hp = funp->env;
-
- funp->thing_word = HEADER_FUN;
-
- /* Need a ErlFunEntry *fe
- * fe->refc++;
- * funp->fe = fe;
- */
-
- funp->num_free = num_free;
- funp->creator = BIF_P->id;
- for (i = 0; i < num_free; i++) {
- if (is_nil(free_vars))
- BIF_ERROR(BIF_P, BADARG);
- tmp_ptr = list_val(free_vars);
- tmp_var = CAR(tmp_ptr);
- free_vars = CDR(tmp_ptr);
- *hp++ = tmp_var;
- }
- if (is_not_nil(free_vars))
- BIF_ERROR(BIF_P, BADARG);
-
- funp->next = MSO(BIF_P).funs;
- MSO(BIF_P).funs = funp;
-
- BIF_RET(make_fun(funp));
-}
-#endif
/*
* args: Module, {Uniq, Index, BeamAddress}
@@ -1163,22 +974,6 @@ BIF_RETTYPE hipe_bifs_set_native_address_in_fe_2(BIF_ALIST_2)
BIF_RET(am_true);
}
-#if 0 /* XXX: unused */
-BIF_RETTYPE hipe_bifs_make_native_stub_2(BIF_ALIST_2)
-{
- void *beamAddress;
- Uint beamArity;
- void *stubAddress;
-
- if ((beamAddress = term_to_address(BIF_ARG_1)) == 0 ||
- is_not_small(BIF_ARG_2) ||
- (beamArity = unsigned_val(BIF_ARG_2)) >= 256)
- BIF_ERROR(BIF_P, BADARG);
- stubAddress = hipe_make_native_stub(beamAddress, beamArity);
- BIF_RET(address_to_term(stubAddress, BIF_P));
-}
-#endif
-
/*
* MFA info hash table:
* - maps MFA to native code entry point
@@ -1323,16 +1118,6 @@ static inline struct hipe_mfa_info *hipe_mfa_info_table_get_locked(Eterm m, Eter
return NULL;
}
-#if 0 /* XXX: unused */
-void *hipe_mfa_find_na(Eterm m, Eterm f, unsigned int arity)
-{
- const struct hipe_mfa_info *p;
-
- p = hipe_mfa_info_table_get(m, f, arity);
- return p ? p->address : NULL;
-}
-#endif
-
static struct hipe_mfa_info *hipe_mfa_info_table_put_locked(Eterm m, Eterm f, unsigned int arity)
{
unsigned long h;
@@ -1490,18 +1275,15 @@ void hipe_mfa_save_orig_beam_op(Eterm mod, Eterm fun, unsigned int ari, Eterm *p
static void *hipe_make_stub(Eterm m, Eterm f, unsigned int arity, int is_remote)
{
- void *BEAMAddress;
+ Export *export_entry;
void *StubAddress;
-#if 0
- if (is_not_atom(m) || is_not_atom(f) || arity > 255)
- return NULL;
-#endif
- BEAMAddress = hipe_get_emu_address(m, f, arity, is_remote);
- StubAddress = hipe_make_native_stub(BEAMAddress, arity);
-#if 0
- hipe_mfa_set_na(m, f, arity, StubAddress);
-#endif
+ ASSERT(is_remote);
+
+ export_entry = erts_export_get_or_make_stub(m, f, arity);
+ StubAddress = hipe_make_native_stub(export_entry, arity);
+ if (!StubAddress)
+ erl_exit(1, "hipe_make_stub: code allocation failed\r\n");
return StubAddress;
}