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authorRichard Henderson <rth@redhat.com>2003-06-02 16:14:54 +0000
committerRichard Henderson <rth@redhat.com>2003-06-02 16:14:54 +0000
commit14696584bb200e76b7f6ac81d86deb7fa6dba913 (patch)
treeb80b6692674a3b1d5593a17a86964f28e5020d57 /gdb/alpha-tdep.c
parent7266705675d569d940cb6ce04d17c78c6a3b554e (diff)
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* alpha-tdep.c (alpha_register_convert_to_virtual): Tidy use of
deprecated interfaces; use ALPHA_REGISTER_SIZE instead of gdbarch macros where appropriate. (alpha_register_convert_to_raw): Similarly. Use unpack_long. (alpha_convert_flt_dbl, alpha_convert_dbl_flt): New.
Diffstat (limited to 'gdb/alpha-tdep.c')
-rw-r--r--gdb/alpha-tdep.c50
1 files changed, 29 insertions, 21 deletions
diff --git a/gdb/alpha-tdep.c b/gdb/alpha-tdep.c
index 44b8401..99e8b62 100644
--- a/gdb/alpha-tdep.c
+++ b/gdb/alpha-tdep.c
@@ -160,24 +160,37 @@ alpha_register_virtual_size (int regno)
registers is different. */
static void
+alpha_convert_flt_dbl (void *out, const void *in)
+{
+ DOUBLEST d = extract_typed_floating (in, builtin_type_ieee_single_little);
+ store_typed_floating (out, builtin_type_ieee_double_little, d);
+}
+
+static void
+alpha_convert_dbl_flt (void *out, const void *in)
+{
+ DOUBLEST d = extract_typed_floating (in, builtin_type_ieee_double_little);
+ store_typed_floating (out, builtin_type_ieee_single_little, d);
+}
+
+static void
alpha_register_convert_to_virtual (int regnum, struct type *valtype,
char *raw_buffer, char *virtual_buffer)
{
- if (TYPE_LENGTH (valtype) >= REGISTER_RAW_SIZE (regnum))
+ if (TYPE_LENGTH (valtype) >= ALPHA_REGISTER_SIZE)
{
- memcpy (virtual_buffer, raw_buffer, REGISTER_VIRTUAL_SIZE (regnum));
+ memcpy (virtual_buffer, raw_buffer, ALPHA_REGISTER_SIZE);
return;
}
+ /* Note that everything below is less than 8 bytes long. */
+
if (TYPE_CODE (valtype) == TYPE_CODE_FLT)
- {
- double d = deprecated_extract_floating (raw_buffer, REGISTER_RAW_SIZE (regnum));
- deprecated_store_floating (virtual_buffer, TYPE_LENGTH (valtype), d);
- }
- else if (TYPE_CODE (valtype) == TYPE_CODE_INT && TYPE_LENGTH (valtype) <= 4)
+ alpha_convert_dbl_flt (virtual_buffer, raw_buffer);
+ else if (TYPE_CODE (valtype) == TYPE_CODE_INT)
{
ULONGEST l;
- l = extract_unsigned_integer (raw_buffer, REGISTER_RAW_SIZE (regnum));
+ l = extract_unsigned_integer (raw_buffer, ALPHA_REGISTER_SIZE);
l = ((l >> 32) & 0xc0000000) | ((l >> 29) & 0x3fffffff);
store_unsigned_integer (virtual_buffer, TYPE_LENGTH (valtype), l);
}
@@ -189,26 +202,21 @@ static void
alpha_register_convert_to_raw (struct type *valtype, int regnum,
char *virtual_buffer, char *raw_buffer)
{
- if (TYPE_LENGTH (valtype) >= REGISTER_RAW_SIZE (regnum))
+ if (TYPE_LENGTH (valtype) >= ALPHA_REGISTER_SIZE)
{
- memcpy (raw_buffer, virtual_buffer, REGISTER_RAW_SIZE (regnum));
+ memcpy (raw_buffer, virtual_buffer, ALPHA_REGISTER_SIZE);
return;
}
+ /* Note that everything below is less than 8 bytes long. */
+
if (TYPE_CODE (valtype) == TYPE_CODE_FLT)
+ alpha_convert_flt_dbl (raw_buffer, virtual_buffer);
+ else if (TYPE_CODE (valtype) == TYPE_CODE_INT)
{
- double d = deprecated_extract_floating (virtual_buffer, TYPE_LENGTH (valtype));
- deprecated_store_floating (raw_buffer, REGISTER_RAW_SIZE (regnum), d);
- }
- else if (TYPE_CODE (valtype) == TYPE_CODE_INT && TYPE_LENGTH (valtype) <= 4)
- {
- ULONGEST l;
- if (TYPE_UNSIGNED (valtype))
- l = extract_unsigned_integer (virtual_buffer, TYPE_LENGTH (valtype));
- else
- l = extract_signed_integer (virtual_buffer, TYPE_LENGTH (valtype));
+ ULONGEST l = unpack_long (valtype, virtual_buffer);
l = ((l & 0xc0000000) << 32) | ((l & 0x3fffffff) << 29);
- store_unsigned_integer (raw_buffer, REGISTER_RAW_SIZE (regnum), l);
+ store_unsigned_integer (raw_buffer, ALPHA_REGISTER_SIZE, l);
}
else
error ("Cannot store value in floating point register");