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authorTristan Gingold <gingold@adacore.com>2011-06-27 14:08:15 +0000
committerTristan Gingold <gingold@adacore.com>2011-06-27 14:08:15 +0000
commit8aacb050e6a8bb0d57abcab354c6f97373281559 (patch)
treeb484f59a3926b11b7f0ad2fd412ae4d49cc87066
parentdaceadb8495a1dc594733a7a4c4ca4202dd6f5b8 (diff)
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2011-06-27 Tristan Gingold <gingold@adacore.com>
* config/tc-alpha.c (add_to_link_pool): Remove basesym parameter. Locally declare basesym. Add comments. Do not set literal_pool_size. (load_expression): Adjust call to add_to_link_pool. (s_alpha_pdesc): Define pdesc symbol using dot. Do not set literal_pool_size. (s_alpha_end): Use NULL instead of 0.
-rw-r--r--gas/ChangeLog9
-rw-r--r--gas/config/tc-alpha.c36
2 files changed, 23 insertions, 22 deletions
diff --git a/gas/ChangeLog b/gas/ChangeLog
index 465d8ac..c0a4e39 100644
--- a/gas/ChangeLog
+++ b/gas/ChangeLog
@@ -1,5 +1,14 @@
2011-06-27 Tristan Gingold <gingold@adacore.com>
+ * config/tc-alpha.c (add_to_link_pool): Remove basesym parameter.
+ Locally declare basesym. Add comments. Do not set literal_pool_size.
+ (load_expression): Adjust call to add_to_link_pool.
+ (s_alpha_pdesc): Define pdesc symbol using dot.
+ Do not set literal_pool_size.
+ (s_alpha_end): Use NULL instead of 0.
+
+2011-06-27 Tristan Gingold <gingold@adacore.com>
+
* config/obj-evax.c (evax_frob_file_before_adjust): Add comments.
Fix style.
* config/obj-evax.h (struct alpha_linkage_fixups): Remove seg
diff --git a/gas/config/tc-alpha.c b/gas/config/tc-alpha.c
index ef95cd9..a7582d4 100644
--- a/gas/config/tc-alpha.c
+++ b/gas/config/tc-alpha.c
@@ -582,7 +582,7 @@ static void emit_insn (struct alpha_insn *);
static void assemble_tokens (const char *, const expressionS *, int, int);
#ifdef OBJ_EVAX
static char *s_alpha_section_name (void);
-static symbolS *add_to_link_pool (symbolS *, symbolS *, offsetT);
+static symbolS *add_to_link_pool (symbolS *, offsetT);
#endif
static struct alpha_reloc_tag *
@@ -1448,8 +1448,7 @@ load_expression (int targreg,
if (!range_signed_32 (addend))
addend = sign_extend_32 (addend);
- linkexp = add_to_link_pool (alpha_evax_proc->symbol,
- exp->X_add_symbol, 0);
+ linkexp = add_to_link_pool (exp->X_add_symbol, 0);
set_tok_reg (newtok[0], targreg);
set_tok_sym (newtok[1], linkexp, 0);
set_tok_preg (newtok[2], basereg);
@@ -1516,8 +1515,7 @@ load_expression (int targreg,
/* For 64-bit addends, just put it in the literal pool. */
#ifdef OBJ_EVAX
/* Emit "ldq targreg, lit(basereg)". */
- litexp = add_to_link_pool (alpha_evax_proc->symbol,
- section_symbol (absolute_section), addend);
+ litexp = add_to_link_pool (section_symbol (absolute_section), addend);
set_tok_reg (newtok[0], targreg);
set_tok_sym (newtok[1], litexp, 0);
set_tok_preg (newtok[2], alpha_gp_register);
@@ -3373,15 +3371,14 @@ assemble_tokens (const char *opname,
#ifdef OBJ_EVAX
/* Add sym+addend to link pool.
- Return offset from basesym to entry in link pool.
+ Return offset from curent procedure value (pv) to entry in link pool.
Add new fixup only if offset isn't 16bit. */
static symbolS *
-add_to_link_pool (symbolS *basesym,
- symbolS *sym,
- offsetT addend)
+add_to_link_pool (symbolS *sym, offsetT addend)
{
+ symbolS *basesym;
segT current_section = now_seg;
int current_subsec = now_subseg;
char *p;
@@ -3390,6 +3387,8 @@ add_to_link_pool (symbolS *basesym,
symbolS *linksym, *expsym;
expressionS e;
+ basesym = alpha_evax_proc->symbol;
+
/* @@ This assumes all entries in a given section will be of the same
size... Probably correct, but unwise to rely on. */
/* This must always be called with the same subsegment. */
@@ -3407,14 +3406,14 @@ add_to_link_pool (symbolS *basesym,
return fixp->tc_fix_data.info->sym;
}
- /* Not found in 16bit signed range. */
-
+ /* Not found, add a new entry. */
subseg_set (alpha_link_section, 0);
linksym = symbol_new
(FAKE_LABEL_NAME, now_seg, (valueT) frag_now_fix (), frag_now);
p = frag_more (8);
memset (p, 0, 8);
+ /* Create the basesym - linksym expression (offset of the added entry). */
e.X_op = O_subtract;
e.X_add_symbol = linksym;
e.X_op_symbol = basesym;
@@ -3427,7 +3426,6 @@ add_to_link_pool (symbolS *basesym,
fixp->tc_fix_data.info->sym = expsym;
subseg_set (current_section, current_subsec);
- seginfo->literal_pool_size += 8;
return expsym;
}
#endif /* OBJ_EVAX */
@@ -4502,6 +4500,7 @@ s_alpha_pdesc (int ignore ATTRIBUTE_UNUSED)
entry_sym = make_expr_symbol (&exp);
entry_sym_name = symbol_get_bfdsym (entry_sym)->name;
+ /* Strip "..en". */
len = strlen (entry_sym_name);
sym_name = (char *) xmalloc (len - 4 + 1);
strncpy (sym_name, entry_sym_name, len - 4);
@@ -4517,10 +4516,8 @@ s_alpha_pdesc (int ignore ATTRIBUTE_UNUSED)
return;
}
- *symbol_get_obj (alpha_evax_proc->symbol) =
- (valueT) seginfo->literal_pool_size;
-
- alpha_evax_proc->symbol->sy_obj = (valueT)seginfo->literal_pool_size;
+ /* Define pdesc symbol. */
+ define_sym_at_dot (alpha_evax_proc->symbol);
/* Save bfd symbol of proc entry in function symbol. */
((struct evax_private_udata_struct *)
@@ -4566,7 +4563,6 @@ s_alpha_pdesc (int ignore ATTRIBUTE_UNUSED)
p = frag_more (16);
fixp = fix_new (frag_now, p - frag_now->fr_literal, 8, 0, 0, 0, 0);
fixp->fx_done = 1;
- seginfo->literal_pool_size += 16;
*p = alpha_evax_proc->pdsckind
| ((alpha_evax_proc->framereg == 29) ? PDSC_S_M_BASE_REG_IS_FP : 0)
@@ -4606,7 +4602,6 @@ s_alpha_pdesc (int ignore ATTRIBUTE_UNUSED)
p = frag_more (6);
fixp = fix_new (frag_now, p - frag_now->fr_literal, 6, 0, 0, 0, 0);
fixp->fx_done = 1;
- seginfo->literal_pool_size += 6;
/* pdesc+16: Size. */
md_number_to_chars (p, (valueT) alpha_evax_proc->framesize, 4);
@@ -4626,7 +4621,6 @@ s_alpha_pdesc (int ignore ATTRIBUTE_UNUSED)
p = frag_more (8);
fixp = fix_new (frag_now, p - frag_now->fr_literal, 8, 0, 0, 0, 0);
fixp->fx_done = 1;
- seginfo->literal_pool_size += 8;
/* pdesc+24: register masks. */
@@ -4646,7 +4640,6 @@ s_alpha_pdesc (int ignore ATTRIBUTE_UNUSED)
p = frag_more (8);
fixp = fix_new (frag_now, p - frag_now->fr_literal, 8, 0, 0, 0, 0);
fixp->fx_done = 1;
- seginfo->literal_pool_size += 8;
md_number_to_chars (p, alpha_evax_proc->handler_data, 8);
}
}
@@ -4683,7 +4676,6 @@ s_alpha_name (int ignore ATTRIBUTE_UNUSED)
frag_align (3, 0, 0);
p = frag_more (8);
- seginfo->literal_pool_size += 8;
fix_new_exp (frag_now, p - frag_now->fr_literal, 8, &exp, 0, BFD_RELOC_64);
}
@@ -4822,7 +4814,7 @@ s_alpha_end (int ignore ATTRIBUTE_UNUSED)
c = get_symbol_end ();
*input_line_pointer = c;
demand_empty_rest_of_line ();
- alpha_evax_proc = 0;
+ alpha_evax_proc = NULL;
}
static void