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authorAlan Modra <amodra@gmail.com>2003-08-07 07:25:34 +0000
committerAlan Modra <amodra@gmail.com>2003-08-07 07:25:34 +0000
commitc39a58e6ffd208012eda73a92c52dc65127b2581 (patch)
treedd1fad8f288d7437b0b603bb6bc59fbe75158535 /bfd/elf-eh-frame.c
parent2003-08-07 Kei Sakamoto <sakamoto.kei@renesas.com> (diff)
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* elf-bfd.h: Remove PARAMS macro. Replace PTR with void *.
(NAME): Use ## rather than CONCAT4 macro. * elfcode.h: Remove one remaining PARAMS macro. * elf-eh-frame.c: Convert to C90, remove unneeded casts and prototypes. * elf-strtab.c: Likewise. * elf-hppa.h: Likewise. * elf32-hppa.h: Likewise. * elf32-hppa.c: Likewise. (elf32_hppa_add_symbol_hook): Delete. (elf_backend_add_symbol_hook): Don't define. * libhppa.h: Convert to C90. Replace INLINE with inline.
Diffstat (limited to 'bfd/elf-eh-frame.c')
-rw-r--r--bfd/elf-eh-frame.c137
1 files changed, 46 insertions, 91 deletions
diff --git a/bfd/elf-eh-frame.c b/bfd/elf-eh-frame.c
index e422aa96a55..c71129e694f 100644
--- a/bfd/elf-eh-frame.c
+++ b/bfd/elf-eh-frame.c
@@ -26,61 +26,44 @@
#define EH_FRAME_HDR_SIZE 8
-static bfd_vma read_unsigned_leb128
- PARAMS ((bfd *, char *, unsigned int *));
-static bfd_signed_vma read_signed_leb128
- PARAMS ((bfd *, char *, unsigned int *));
-static int get_DW_EH_PE_width
- PARAMS ((int, int));
-static bfd_vma read_value
- PARAMS ((bfd *, bfd_byte *, int, int));
-static void write_value
- PARAMS ((bfd *, bfd_byte *, bfd_vma, int));
-static int cie_compare
- PARAMS ((struct cie *, struct cie *));
-static int vma_compare
- PARAMS ((const PTR, const PTR));
-
/* Helper function for reading uleb128 encoded data. */
static bfd_vma
-read_unsigned_leb128 (abfd, buf, bytes_read_ptr)
- bfd *abfd ATTRIBUTE_UNUSED;
- char *buf;
- unsigned int *bytes_read_ptr;
+read_unsigned_leb128 (bfd *abfd ATTRIBUTE_UNUSED,
+ char *buf,
+ unsigned int *bytes_read_ptr)
{
- bfd_vma result;
- unsigned int num_read;
- int shift;
+ bfd_vma result;
+ unsigned int num_read;
+ int shift;
unsigned char byte;
- result = 0;
- shift = 0;
+ result = 0;
+ shift = 0;
num_read = 0;
do
{
byte = bfd_get_8 (abfd, (bfd_byte *) buf);
- buf ++;
- num_read ++;
+ buf++;
+ num_read++;
result |= (((bfd_vma) byte & 0x7f) << shift);
shift += 7;
}
while (byte & 0x80);
- * bytes_read_ptr = num_read;
+ *bytes_read_ptr = num_read;
return result;
}
/* Helper function for reading sleb128 encoded data. */
static bfd_signed_vma
-read_signed_leb128 (abfd, buf, bytes_read_ptr)
- bfd *abfd ATTRIBUTE_UNUSED;
- char *buf;
- unsigned int * bytes_read_ptr;
+read_signed_leb128 (bfd *abfd ATTRIBUTE_UNUSED,
+ char *buf,
+ unsigned int * bytes_read_ptr)
{
- bfd_vma result;
- int shift;
- int num_read;
+ bfd_vma result;
+ int shift;
+ int num_read;
unsigned char byte;
result = 0;
@@ -97,7 +80,7 @@ read_signed_leb128 (abfd, buf, bytes_read_ptr)
while (byte & 0x80);
if (byte & 0x40)
result |= (((bfd_vma) -1) << (shift - 7)) << 7;
- * bytes_read_ptr = num_read;
+ *bytes_read_ptr = num_read;
return result;
}
@@ -120,8 +103,7 @@ while (0)
/* Return 0 if either encoding is variable width, or not yet known to bfd. */
static
-int get_DW_EH_PE_width (encoding, ptr_size)
- int encoding, ptr_size;
+int get_DW_EH_PE_width (int encoding, int ptr_size)
{
/* DW_EH_PE_ values of 0x60 and 0x70 weren't defined at the time .eh_frame
was added to bfd. */
@@ -146,11 +128,7 @@ int get_DW_EH_PE_width (encoding, ptr_size)
/* Read a width sized value from memory. */
static bfd_vma
-read_value (abfd, buf, width, is_signed)
- bfd *abfd;
- bfd_byte *buf;
- int width;
- int is_signed;
+read_value (bfd *abfd, bfd_byte *buf, int width, int is_signed)
{
bfd_vma value;
@@ -185,11 +163,7 @@ read_value (abfd, buf, width, is_signed)
/* Store a width sized value to memory. */
static void
-write_value (abfd, buf, value, width)
- bfd *abfd;
- bfd_byte *buf;
- bfd_vma value;
- int width;
+write_value (bfd *abfd, bfd_byte *buf, bfd_vma value, int width)
{
switch (width)
{
@@ -203,8 +177,7 @@ write_value (abfd, buf, value, width)
/* Return zero if C1 and C2 CIEs can be merged. */
static
-int cie_compare (c1, c2)
- struct cie *c1, *c2;
+int cie_compare (struct cie *c1, struct cie *c2)
{
if (c1->hdr.length == c2->hdr.length
&& c1->version == c2->version
@@ -218,8 +191,7 @@ int cie_compare (c1, c2)
&& c1->per_encoding == c2->per_encoding
&& c1->lsda_encoding == c2->lsda_encoding
&& c1->fde_encoding == c2->fde_encoding
- && (c1->initial_insn_length
- == c2->initial_insn_length)
+ && c1->initial_insn_length == c2->initial_insn_length
&& memcmp (c1->initial_instructions,
c2->initial_instructions,
c1->initial_insn_length) == 0)
@@ -234,13 +206,10 @@ int cie_compare (c1, c2)
deleted. */
bfd_boolean
-_bfd_elf_discard_section_eh_frame (abfd, info, sec,
- reloc_symbol_deleted_p, cookie)
- bfd *abfd;
- struct bfd_link_info *info;
- asection *sec;
- bfd_boolean (*reloc_symbol_deleted_p) PARAMS ((bfd_vma, PTR));
- struct elf_reloc_cookie *cookie;
+_bfd_elf_discard_section_eh_frame
+ (bfd *abfd, struct bfd_link_info *info, asection *sec,
+ bfd_boolean (*reloc_symbol_deleted_p) (bfd_vma, void *),
+ struct elf_reloc_cookie *cookie)
{
bfd_byte *ehbuf = NULL, *buf;
bfd_byte *last_cie, *last_fde;
@@ -274,12 +243,11 @@ _bfd_elf_discard_section_eh_frame (abfd, info, sec,
/* Read the frame unwind information from abfd. */
- ehbuf = (bfd_byte *) bfd_malloc (sec->_raw_size);
+ ehbuf = bfd_malloc (sec->_raw_size);
if (ehbuf == NULL)
goto free_no_table;
- if (! bfd_get_section_contents (abfd, sec, ehbuf, (bfd_vma) 0,
- sec->_raw_size))
+ if (! bfd_get_section_contents (abfd, sec, ehbuf, 0, sec->_raw_size))
goto free_no_table;
if (sec->_raw_size >= 4
@@ -693,9 +661,7 @@ free_no_table:
input sections. It finalizes the size of .eh_frame_hdr section. */
bfd_boolean
-_bfd_elf_discard_section_eh_frame_hdr (abfd, info)
- bfd *abfd;
- struct bfd_link_info *info;
+_bfd_elf_discard_section_eh_frame_hdr (bfd *abfd, struct bfd_link_info *info)
{
struct elf_link_hash_table *htab;
struct eh_frame_hdr_info *hdr_info;
@@ -723,8 +689,7 @@ _bfd_elf_discard_section_eh_frame_hdr (abfd, info)
since dynamic symbol table has been sized. */
bfd_boolean
-_bfd_elf_maybe_strip_eh_frame_hdr (info)
- struct bfd_link_info *info;
+_bfd_elf_maybe_strip_eh_frame_hdr (struct bfd_link_info *info)
{
asection *o;
bfd *abfd;
@@ -770,18 +735,16 @@ _bfd_elf_maybe_strip_eh_frame_hdr (info)
or to offset with dynamic relocation which is no longer needed. */
bfd_vma
-_bfd_elf_eh_frame_section_offset (output_bfd, sec, offset)
- bfd *output_bfd ATTRIBUTE_UNUSED;
- asection *sec;
- bfd_vma offset;
+_bfd_elf_eh_frame_section_offset (bfd *output_bfd ATTRIBUTE_UNUSED,
+ asection *sec,
+ bfd_vma offset)
{
struct eh_frame_sec_info *sec_info;
unsigned int lo, hi, mid;
if (sec->sec_info_type != ELF_INFO_TYPE_EH_FRAME)
return offset;
- sec_info = (struct eh_frame_sec_info *)
- elf_section_data (sec)->sec_info;
+ sec_info = elf_section_data (sec)->sec_info;
if (offset >= sec->_raw_size)
return offset - (sec->_cooked_size - sec->_raw_size);
@@ -830,11 +793,10 @@ _bfd_elf_eh_frame_section_offset (output_bfd, sec, offset)
contents. */
bfd_boolean
-_bfd_elf_write_section_eh_frame (abfd, info, sec, contents)
- bfd *abfd;
- struct bfd_link_info *info;
- asection *sec;
- bfd_byte *contents;
+_bfd_elf_write_section_eh_frame (bfd *abfd,
+ struct bfd_link_info *info,
+ asection *sec,
+ bfd_byte *contents)
{
struct eh_frame_sec_info *sec_info;
struct elf_link_hash_table *htab;
@@ -849,12 +811,9 @@ _bfd_elf_write_section_eh_frame (abfd, info, sec, contents)
== ELFCLASS64) ? 8 : 4;
if (sec->sec_info_type != ELF_INFO_TYPE_EH_FRAME)
- return bfd_set_section_contents (abfd, sec->output_section,
- contents,
- (file_ptr) sec->output_offset,
- sec->_raw_size);
- sec_info = (struct eh_frame_sec_info *)
- elf_section_data (sec)->sec_info;
+ return bfd_set_section_contents (abfd, sec->output_section, contents,
+ sec->output_offset, sec->_raw_size);
+ sec_info = elf_section_data (sec)->sec_info;
htab = elf_hash_table (info);
hdr_info = &htab->eh_info;
if (hdr_info->table && hdr_info->array == NULL)
@@ -1079,12 +1038,10 @@ _bfd_elf_write_section_eh_frame (abfd, info, sec, contents)
VMA of FDE initial location. */
static int
-vma_compare (a, b)
- const PTR a;
- const PTR b;
+vma_compare (const void *a, const void *b)
{
- struct eh_frame_array_ent *p = (struct eh_frame_array_ent *) a;
- struct eh_frame_array_ent *q = (struct eh_frame_array_ent *) b;
+ const struct eh_frame_array_ent *p = a;
+ const struct eh_frame_array_ent *q = b;
if (p->initial_loc > q->initial_loc)
return 1;
if (p->initial_loc < q->initial_loc)
@@ -1115,9 +1072,7 @@ vma_compare (a, b)
sorted by increasing initial_loc). */
bfd_boolean
-_bfd_elf_write_section_eh_frame_hdr (abfd, info)
- bfd *abfd;
- struct bfd_link_info *info;
+_bfd_elf_write_section_eh_frame_hdr (bfd *abfd, struct bfd_link_info *info)
{
struct elf_link_hash_table *htab;
struct eh_frame_hdr_info *hdr_info;