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Diffstat (limited to 'gdb/sparc-tdep.c')
-rw-r--r--gdb/sparc-tdep.c55
1 files changed, 37 insertions, 18 deletions
diff --git a/gdb/sparc-tdep.c b/gdb/sparc-tdep.c
index 04343d6..bf711f0 100644
--- a/gdb/sparc-tdep.c
+++ b/gdb/sparc-tdep.c
@@ -152,8 +152,9 @@ sparc_is_unimp_insn (CORE_ADDR pc)
/* Fetch StackGhost Per-Process XOR cookie. */
ULONGEST
-sparc_fetch_wcookie (void)
+sparc_fetch_wcookie (struct gdbarch *gdbarch)
{
+ enum bfd_endian byte_order = gdbarch_byte_order (gdbarch);
struct target_ops *ops = &current_target;
gdb_byte buf[8];
int len;
@@ -165,7 +166,7 @@ sparc_fetch_wcookie (void)
/* We should have either an 32-bit or an 64-bit cookie. */
gdb_assert (len == 4 || len == 8);
- return extract_unsigned_integer (buf, len);
+ return extract_unsigned_integer (buf, len, byte_order);
}
@@ -400,6 +401,8 @@ sparc32_push_dummy_code (struct gdbarch *gdbarch, CORE_ADDR sp,
CORE_ADDR *real_pc, CORE_ADDR *bp_addr,
struct regcache *regcache)
{
+ enum bfd_endian byte_order = gdbarch_byte_order (gdbarch);
+
*bp_addr = sp - 4;
*real_pc = funcaddr;
@@ -408,7 +411,8 @@ sparc32_push_dummy_code (struct gdbarch *gdbarch, CORE_ADDR sp,
gdb_byte buf[4];
/* This is an UNIMP instruction. */
- store_unsigned_integer (buf, 4, TYPE_LENGTH (value_type) & 0x1fff);
+ store_unsigned_integer (buf, 4, byte_order,
+ TYPE_LENGTH (value_type) & 0x1fff);
write_memory (sp - 8, buf, 4);
return sp - 8;
}
@@ -422,6 +426,7 @@ sparc32_store_arguments (struct regcache *regcache, int nargs,
int struct_return, CORE_ADDR struct_addr)
{
struct gdbarch *gdbarch = get_regcache_arch (regcache);
+ enum bfd_endian byte_order = gdbarch_byte_order (gdbarch);
/* Number of words in the "parameter array". */
int num_elements = 0;
int element = 0;
@@ -504,7 +509,7 @@ sparc32_store_arguments (struct regcache *regcache, int nargs,
{
gdb_byte buf[4];
- store_unsigned_integer (buf, 4, struct_addr);
+ store_unsigned_integer (buf, 4, byte_order, struct_addr);
write_memory (sp, buf, 4);
}
@@ -954,6 +959,7 @@ static struct value *
sparc32_frame_prev_register (struct frame_info *this_frame,
void **this_cache, int regnum)
{
+ struct gdbarch *gdbarch = get_frame_arch (this_frame);
struct sparc_frame_cache *cache =
sparc32_frame_cache (this_frame, this_cache);
@@ -974,7 +980,7 @@ sparc32_frame_prev_register (struct frame_info *this_frame,
/* Handle StackGhost. */
{
- ULONGEST wcookie = sparc_fetch_wcookie ();
+ ULONGEST wcookie = sparc_fetch_wcookie (gdbarch);
if (wcookie != 0 && !cache->frameless_p && regnum == SPARC_I7_REGNUM)
{
@@ -1133,6 +1139,8 @@ sparc32_return_value (struct gdbarch *gdbarch, struct type *func_type,
struct type *type, struct regcache *regcache,
gdb_byte *readbuf, const gdb_byte *writebuf)
{
+ enum bfd_endian byte_order = gdbarch_byte_order (gdbarch);
+
/* The psABI says that "...every stack frame reserves the word at
%fp+64. If a function returns a structure, union, or
quad-precision value, this word should hold the address of the
@@ -1149,7 +1157,7 @@ sparc32_return_value (struct gdbarch *gdbarch, struct type *func_type,
CORE_ADDR addr;
regcache_cooked_read_unsigned (regcache, SPARC_SP_REGNUM, &sp);
- addr = read_memory_unsigned_integer (sp + 64, 4);
+ addr = read_memory_unsigned_integer (sp + 64, 4, byte_order);
read_memory (addr, readbuf, TYPE_LENGTH (type));
}
@@ -1448,6 +1456,8 @@ sparc32_gdbarch_init (struct gdbarch_info info, struct gdbarch_list *arches)
void
sparc_supply_rwindow (struct regcache *regcache, CORE_ADDR sp, int regnum)
{
+ struct gdbarch *gdbarch = get_regcache_arch (regcache);
+ enum bfd_endian byte_order = gdbarch_byte_order (gdbarch);
int offset = 0;
gdb_byte buf[8];
int i;
@@ -1466,10 +1476,12 @@ sparc_supply_rwindow (struct regcache *regcache, CORE_ADDR sp, int regnum)
/* Handle StackGhost. */
if (i == SPARC_I7_REGNUM)
{
- ULONGEST wcookie = sparc_fetch_wcookie ();
- ULONGEST i7 = extract_unsigned_integer (buf + offset, 8);
+ ULONGEST wcookie = sparc_fetch_wcookie (gdbarch);
+ ULONGEST i7;
- store_unsigned_integer (buf + offset, 8, i7 ^ wcookie);
+ i7 = extract_unsigned_integer (buf + offset, 8, byte_order);
+ store_unsigned_integer (buf + offset, 8, byte_order,
+ i7 ^ wcookie);
}
regcache_raw_supply (regcache, i, buf);
@@ -1500,10 +1512,12 @@ sparc_supply_rwindow (struct regcache *regcache, CORE_ADDR sp, int regnum)
/* Handle StackGhost. */
if (i == SPARC_I7_REGNUM)
{
- ULONGEST wcookie = sparc_fetch_wcookie ();
- ULONGEST i7 = extract_unsigned_integer (buf + offset, 4);
+ ULONGEST wcookie = sparc_fetch_wcookie (gdbarch);
+ ULONGEST i7;
- store_unsigned_integer (buf + offset, 4, i7 ^ wcookie);
+ i7 = extract_unsigned_integer (buf + offset, 4, byte_order);
+ store_unsigned_integer (buf + offset, 4, byte_order,
+ i7 ^ wcookie);
}
regcache_raw_supply (regcache, i, buf);
@@ -1516,6 +1530,8 @@ void
sparc_collect_rwindow (const struct regcache *regcache,
CORE_ADDR sp, int regnum)
{
+ struct gdbarch *gdbarch = get_regcache_arch (regcache);
+ enum bfd_endian byte_order = gdbarch_byte_order (gdbarch);
int offset = 0;
gdb_byte buf[8];
int i;
@@ -1534,10 +1550,11 @@ sparc_collect_rwindow (const struct regcache *regcache,
/* Handle StackGhost. */
if (i == SPARC_I7_REGNUM)
{
- ULONGEST wcookie = sparc_fetch_wcookie ();
- ULONGEST i7 = extract_unsigned_integer (buf + offset, 8);
+ ULONGEST wcookie = sparc_fetch_wcookie (gdbarch);
+ ULONGEST i7;
- store_unsigned_integer (buf, 8, i7 ^ wcookie);
+ i7 = extract_unsigned_integer (buf + offset, 8, byte_order);
+ store_unsigned_integer (buf, 8, byte_order, i7 ^ wcookie);
}
target_write_memory (sp + ((i - SPARC_L0_REGNUM) * 8), buf, 8);
@@ -1563,10 +1580,12 @@ sparc_collect_rwindow (const struct regcache *regcache,
/* Handle StackGhost. */
if (i == SPARC_I7_REGNUM)
{
- ULONGEST wcookie = sparc_fetch_wcookie ();
- ULONGEST i7 = extract_unsigned_integer (buf + offset, 4);
+ ULONGEST wcookie = sparc_fetch_wcookie (gdbarch);
+ ULONGEST i7;
- store_unsigned_integer (buf + offset, 4, i7 ^ wcookie);
+ i7 = extract_unsigned_integer (buf + offset, 4, byte_order);
+ store_unsigned_integer (buf + offset, 4, byte_order,
+ i7 ^ wcookie);
}
target_write_memory (sp + ((i - SPARC_L0_REGNUM) * 4),
generated by cgit v1.1 at 2024-10-14 00:00:18 +0000