/* -----------------------------------------------------------------------------
- * $Id: Linker.c,v 1.106 2002/10/23 08:52:26 simonmar Exp $
+ * $Id: Linker.c,v 1.110 2003/01/13 14:02:07 simonmar Exp $
*
* (c) The GHC Team, 2000, 2001
*
/* Hash table mapping symbol names to Symbol */
static /*Str*/HashTable *symhash;
+/* List of currently loaded objects */
+ObjectCode *objects = NULL; /* initially empty */
+
#if defined(OBJFORMAT_ELF)
static int ocVerifyImage_ELF ( ObjectCode* oc );
static int ocGetNames_ELF ( ObjectCode* oc );
Maybe_Stable_Names \
Sym(StgReturn) \
Sym(init_stack) \
- SymX(__stg_chk_0) \
- SymX(__stg_chk_1) \
- SymX(stg_chk_2) \
- SymX(stg_chk_3) \
- SymX(stg_chk_4) \
- SymX(stg_chk_5) \
- SymX(stg_chk_6) \
- SymX(stg_chk_7) \
- SymX(stg_chk_8) \
- Sym(stg_enterStackTop) \
- SymX(stg_gc_d1) \
- SymX(stg_gc_l1) \
+ SymX(stg_enter_info) \
+ SymX(stg_enter_ret) \
+ SymX(stg_gc_void_info) \
SymX(__stg_gc_enter_1) \
- SymX(stg_gc_enter_2) \
- SymX(stg_gc_enter_3) \
- SymX(stg_gc_enter_4) \
- SymX(stg_gc_enter_5) \
- SymX(stg_gc_enter_6) \
- SymX(stg_gc_enter_7) \
- SymX(stg_gc_enter_8) \
- SymX(stg_gc_f1) \
SymX(stg_gc_noregs) \
- SymX(stg_gc_seq_1) \
- SymX(stg_gc_unbx_r1) \
+ SymX(stg_gc_unpt_r1_info) \
SymX(stg_gc_unpt_r1) \
- SymX(stg_gc_ut_0_1) \
- SymX(stg_gc_ut_1_0) \
- SymX(stg_gen_chk) \
+ SymX(stg_gc_unbx_r1_info) \
+ SymX(stg_gc_unbx_r1) \
+ SymX(stg_gc_f1_info) \
+ SymX(stg_gc_f1) \
+ SymX(stg_gc_d1_info) \
+ SymX(stg_gc_d1) \
+ SymX(stg_gc_l1_info) \
+ SymX(stg_gc_l1) \
+ SymX(__stg_gc_fun) \
+ SymX(stg_gc_fun_info) \
+ SymX(stg_gc_fun_ret) \
+ SymX(stg_gc_gen) \
+ SymX(stg_gc_gen_info) \
+ SymX(stg_gc_gen_hp) \
+ SymX(stg_gc_ut) \
+ SymX(stg_gen_yield) \
+ SymX(stg_yield_noregs) \
SymX(stg_yield_to_interpreter) \
+ SymX(stg_gen_block) \
+ SymX(stg_block_noregs) \
+ SymX(stg_block_1) \
+ SymX(stg_block_takemvar) \
+ SymX(stg_block_putmvar) \
+ SymX(stg_seq_frame_info) \
SymX(ErrorHdrHook) \
MAIN_CAP_SYM \
SymX(MallocFailHook) \
- SymX(NoRunnableThreadsHook) \
SymX(OnExitHook) \
SymX(OutOfHeapHook) \
SymX(PatErrorHdrHook) \
SymX(newArrayzh_fast) \
SymX(newBCOzh_fast) \
SymX(newByteArrayzh_fast) \
- SymX(newCAF) \
+ SymX_redirect(newCAF, newDynCAF) \
SymX(newMVarzh_fast) \
SymX(newMutVarzh_fast) \
SymX(atomicModifyMutVarzh_fast) \
SymX(stg_INTLIKE_closure) \
SymX(stg_MUT_ARR_PTRS_FROZEN_info) \
SymX(stg_WEAK_info) \
+ SymX(stg_ap_v_info) \
+ SymX(stg_ap_f_info) \
+ SymX(stg_ap_d_info) \
+ SymX(stg_ap_l_info) \
+ SymX(stg_ap_n_info) \
+ SymX(stg_ap_p_info) \
+ SymX(stg_ap_pv_info) \
+ SymX(stg_ap_pp_info) \
+ SymX(stg_ap_ppv_info) \
+ SymX(stg_ap_ppp_info) \
+ SymX(stg_ap_pppp_info) \
+ SymX(stg_ap_ppppp_info) \
+ SymX(stg_ap_pppppp_info) \
+ SymX(stg_ap_ppppppp_info) \
+ SymX(stg_ap_0_ret) \
+ SymX(stg_ap_v_ret) \
+ SymX(stg_ap_f_ret) \
+ SymX(stg_ap_d_ret) \
+ SymX(stg_ap_l_ret) \
+ SymX(stg_ap_n_ret) \
+ SymX(stg_ap_p_ret) \
+ SymX(stg_ap_pv_ret) \
+ SymX(stg_ap_pp_ret) \
+ SymX(stg_ap_ppv_ret) \
+ SymX(stg_ap_ppp_ret) \
+ SymX(stg_ap_pppp_ret) \
+ SymX(stg_ap_ppppp_ret) \
+ SymX(stg_ap_pppppp_ret) \
+ SymX(stg_ap_ppppppp_ret) \
SymX(stg_ap_1_upd_info) \
SymX(stg_ap_2_upd_info) \
SymX(stg_ap_3_upd_info) \
SymX(stg_sel_7_upd_info) \
SymX(stg_sel_8_upd_info) \
SymX(stg_sel_9_upd_info) \
- SymX(stg_seq_frame_info) \
SymX(stg_upd_frame_info) \
- SymX(__stg_update_PAP) \
SymX(suspendThread) \
SymX(takeMVarzh_fast) \
SymX(timesIntegerzh_fast) \
/* entirely bogus claims about types of these symbols */
#define Sym(vvv) extern void (vvv);
#define SymX(vvv) /**/
+#define SymX_redirect(vvv,xxx) /**/
RTS_SYMBOLS
RTS_LONG_LONG_SYMS
RTS_EXTRA_SYMBOLS
RTS_CYGWIN_ONLY_SYMBOLS
#undef Sym
#undef SymX
+#undef SymX_redirect
#ifdef LEADING_UNDERSCORE
#define MAYBE_LEADING_UNDERSCORE_STR(s) ("_" s)
(void*)(&(vvv)) },
#define SymX(vvv) Sym(vvv)
+// SymX_redirect allows us to redirect references to one symbol to
+// another symbol. See newCAF/newDynCAF for an example.
+#define SymX_redirect(vvv,xxx) \
+ { MAYBE_LEADING_UNDERSCORE_STR(#vvv), \
+ (void*)(&(xxx)) },
+
static RtsSymbolVal rtsSyms[] = {
RTS_SYMBOLS
RTS_LONG_LONG_SYMS
for (i = 0; i < oc->n_symbols; i++) {
sym = oc->symbols[i];
if (sym == NULL) continue;
- /* fprintf(stderr, "enquire %p %p\n", sym, oc->lochash); */
+ // fprintf(stderr, "enquire %p %p\n", sym, oc->lochash);
a = NULL;
- if (oc->lochash != NULL)
+ if (oc->lochash != NULL) {
a = lookupStrHashTable(oc->lochash, sym);
- if (a == NULL)
+ }
+ if (a == NULL) {
a = lookupStrHashTable(symhash, sym);
+ }
if (a == NULL) {
- /* fprintf(stderr, "ghci_enquire: can't find %s\n", sym); */
+ // fprintf(stderr, "ghci_enquire: can't find %s\n", sym);
}
else if (addr-DELTA <= a && a <= addr+DELTA) {
fprintf(stderr, "%p + %3d == `%s'\n", addr, a - addr, sym);