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authorSteve Chamberlain <steve@cygnus>1991-04-24 20:53:36 +0000
committerSteve Chamberlain <steve@cygnus>1991-04-24 20:53:36 +0000
commit65c552e308c59f2fb8523446a627e1791134aaef (patch)
tree6bb93427fa69efe7548b28aba83e43008ebc497e
parent453063fec98152e060702951dc634aebd06db9ed (diff)
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Added the sizeof_headers keyword.
-rw-r--r--ld/ldexp.c21
-rw-r--r--ld/ldgram.y4
-rw-r--r--ld/ldlang.c4
-rw-r--r--ld/ldlex.l2
4 files changed, 27 insertions, 4 deletions
diff --git a/ld/ldexp.c b/ld/ldexp.c
index f798ac1..fe86a7c 100644
--- a/ld/ldexp.c
+++ b/ld/ldexp.c
@@ -282,6 +282,17 @@ bfd_vma dot;
etree_value_type result;
switch (tree->type.node_code)
{
+ case SIZEOF_HEADERS:
+ if (allocation_done != lang_first_phase_enum)
+ {
+ result = new_abs(bfd_sizeof_headers(output_bfd,
+ config.relocateable_output));
+
+ }
+ else {
+ result.valid = false;
+ }
+ break;
case DEFINED:
result.value =
ldsym_get_soft(tree->name.name) != (ldsym_type *)NULL;
@@ -323,7 +334,7 @@ bfd_vma dot;
((lang_input_statement_type*)(sdef->the_bfd->usrdata))->just_syms_flag == true)
{
result = new_abs(sdef->value + (sdef->section ?
- sdef->section->vma : 0));
+ sdef->section->vma : 0));
}
else {
result = new_rel(sdef->value + sdef->section->output_offset, os);
@@ -423,7 +434,14 @@ bfd_vma *dotp;
result.value = -result.value;
break;
case NEXT:
+ if (allocation_done ==lang_allocating_phase_enum) {
+ make_abs(&result);
+ result.value = ALIGN(dot, result.value);
+ }
+ else {
+ /* Return next place aligned to value */
result.valid = false;
+ }
break;
default:
FAIL();
@@ -767,3 +785,4 @@ lang_phase_type allocation_done;
{
return (int)exp_get_vma(tree,(bfd_vma)def,name, allocation_done);
}
+
diff --git a/ld/ldgram.y b/ld/ldgram.y
index 8bde4e4..d0196b1 100644
--- a/ld/ldgram.y
+++ b/ld/ldgram.y
@@ -113,7 +113,7 @@ boolean ldgram_had_equals = false;
%token SECTIONS
%token '{' '}'
%token ALIGNMENT SIZEOF_HEADERS OUTPUT_FORMAT FORCE_COMMON_ALLOCATION OUTPUT_ARCH
-%token NEXT SIZEOF ADDR SCRIPT ENDSCRIPT
+%token NEXT SIZEOF ADDR SCRIPT ENDSCRIPT SIZEOF_HEADERS
%token MEMORY
%token DSECT NOLOAD COPY INFO OVERLAY
%token NAME DEFINED TARGET_K SEARCH_DIR MAP ENTRY
@@ -621,6 +621,8 @@ exp :
{ $$ = exp_nameop(DEFINED, $3); }
| INT
{ $$ = exp_intop($1); }
+ | SIZEOF_HEADERS
+ { $$ = exp_nameop(SIZEOF_HEADERS,0); }
| SIZEOF '(' NAME ')'
{ $$ = exp_nameop($1,$3); }
diff --git a/ld/ldlang.c b/ld/ldlang.c
index b124ac7..ba165bd 100644
--- a/ld/ldlang.c
+++ b/ld/ldlang.c
@@ -1060,7 +1060,7 @@ DEFUN(print_data_statement,(data),
print_space();
print_section("");
print_space();
- ASSERT(print_dot == data->output_vma);
+/* ASSERT(print_dot == data->output_vma);*/
print_address(data->output_vma);
print_space();
@@ -1352,7 +1352,7 @@ DEFUN(lang_size_sections,(s, output_section_statement, prev, fill, dot),
case lang_data_statement_enum:
{
unsigned int size;
- s->data_statement.output_vma = dot;
+ s->data_statement.output_vma = dot - output_section_statement->bfd_section->vma;
s->data_statement.output_section =
output_section_statement->bfd_section;
diff --git a/ld/ldlex.l b/ld/ldlex.l
index d1f448f..1210555 100644
--- a/ld/ldlex.l
+++ b/ld/ldlex.l
@@ -74,6 +74,8 @@ keyword_type keywords[] =
"SCRIPT", SCRIPT,
"ENDSCRIPT", ENDSCRIPT,
"NEXT",NEXT,
+"sizeof_headers",SIZEOF_HEADERS,
+"SIZEOF_HEADERS",SIZEOF_HEADERS,
"MAP",MAP,
"SIZEOF",SIZEOF,
"TARGET",TARGET_K,