http://sourceware.org/ml/gdb-cvs/2012-09/msg00147.html

### src/gdb/ChangeLog	2012/09/26 02:06:51	1.14698
### src/gdb/ChangeLog	2012/09/26 07:52:44	1.14699
## -1,5 +1,19 @@
 2012-09-26  Siddhesh Poyarekar  <siddhesh@redhat.com>
 
+	* amd64-tdep.c (amd64_return_value): Use TYPE_LENGTH directly.
+	* bfin-tdep.c (bfin_extract_return_value): Likewise.
+	(bfin_store_return_value): Likewise.
+	* cris-tdep.c (cris_store_return_value): Likewise.
+	(cris_extract_return_value): Likewise.
+	* h8300-tdep.c (h8300_extract_return_value): Likewise.
+	* hppa-tdep.c (hppa64_return_value): Likewise.
+	* lm32-tdep.c (lm32_store_return_value): Likewise.
+	* microblaze-tdep.c (microblaze_store_return_value): Likewise.
+	* spu-tdep.c (spu_value_from_register): Likewise.
+	* vax-tdep.c (vax_return_value): Likewise.
+
+2012-09-26  Siddhesh Poyarekar  <siddhesh@redhat.com>
+
 	* breakpoint.c (invalidate_bp_value_on_memory_change): Expand
 	parameter LEN to ssize_t.
 
--- src/gdb/amd64-tdep.c	2012/09/25 12:48:52	1.110
+++ src/gdb/amd64-tdep.c	2012/09/26 07:52:47	1.111
@@ -637,7 +637,7 @@
     }
 
   gdb_assert (class[1] != AMD64_MEMORY);
-  gdb_assert (len <= 16);
+  gdb_assert (TYPE_LENGTH (type) <= 16);
 
   for (i = 0; len > 0; i++, len -= 8)
     {
--- src/gdb/bfin-tdep.c	2012/09/25 12:48:52	1.11
+++ src/gdb/bfin-tdep.c	2012/09/26 07:52:47	1.12
@@ -615,7 +615,7 @@
   ULONGEST tmp;
   int regno = BFIN_R0_REGNUM;
 
-  gdb_assert (len <= 8);
+  gdb_assert (TYPE_LENGTH (type) <= 8);
 
   while (len > 0)
     {
@@ -643,7 +643,7 @@
   int len = TYPE_LENGTH (type);
   int regno = BFIN_R0_REGNUM;
 
-  gdb_assert (len <= 8);
+  gdb_assert (TYPE_LENGTH (type) <= 8);
 
   while (len > 0)
     {
--- src/gdb/cris-tdep.c	2012/05/18 21:02:47	1.185
+++ src/gdb/cris-tdep.c	2012/09/26 07:52:47	1.186
@@ -1662,20 +1662,20 @@
   struct gdbarch *gdbarch = get_regcache_arch (regcache);
   enum bfd_endian byte_order = gdbarch_byte_order (gdbarch);
   ULONGEST val;
-  int len = TYPE_LENGTH (type);
   
-  if (len <= 4)
+  if (TYPE_LENGTH (type) <= 4)
     {
       /* Put the return value in R10.  */
-      val = extract_unsigned_integer (valbuf, len, byte_order);
+      val = extract_unsigned_integer (valbuf, TYPE_LENGTH (type), byte_order);
       regcache_cooked_write_unsigned (regcache, ARG1_REGNUM, val);
     }
-  else if (len <= 8)
+  else if (TYPE_LENGTH (type) <= 8)
     {
       /* Put the return value in R10 and R11.  */
       val = extract_unsigned_integer (valbuf, 4, byte_order);
       regcache_cooked_write_unsigned (regcache, ARG1_REGNUM, val);
-      val = extract_unsigned_integer ((char *)valbuf + 4, len - 4, byte_order);
+      val = extract_unsigned_integer ((char *)valbuf + 4,
+				      TYPE_LENGTH (type) - 4, byte_order);
       regcache_cooked_write_unsigned (regcache, ARG2_REGNUM, val);
     }
   else
@@ -1833,21 +1833,21 @@
   struct gdbarch *gdbarch = get_regcache_arch (regcache);
   enum bfd_endian byte_order = gdbarch_byte_order (gdbarch);
   ULONGEST val;
-  int len = TYPE_LENGTH (type);
   
-  if (len <= 4)
+  if (TYPE_LENGTH (type) <= 4)
     {
       /* Get the return value from R10.  */
       regcache_cooked_read_unsigned (regcache, ARG1_REGNUM, &val);
-      store_unsigned_integer (valbuf, len, byte_order, val);
+      store_unsigned_integer (valbuf, TYPE_LENGTH (type), byte_order, val);
     }
-  else if (len <= 8)
+  else if (TYPE_LENGTH (type) <= 8)
     {
       /* Get the return value from R10 and R11.  */
       regcache_cooked_read_unsigned (regcache, ARG1_REGNUM, &val);
       store_unsigned_integer (valbuf, 4, byte_order, val);
       regcache_cooked_read_unsigned (regcache, ARG2_REGNUM, &val);
-      store_unsigned_integer ((char *)valbuf + 4, len - 4, byte_order, val);
+      store_unsigned_integer ((char *)valbuf + 4, TYPE_LENGTH (type) - 4,
+			      byte_order, val);
     }
   else
     error (_("cris_extract_return_value: type length too large"));
--- src/gdb/h8300-tdep.c	2012/09/25 12:48:53	1.136
+++ src/gdb/h8300-tdep.c	2012/09/26 07:52:48	1.137
@@ -751,12 +751,12 @@
   int len = TYPE_LENGTH (type);
   ULONGEST c, addr;
 
-  switch (len)
+  switch (TYPE_LENGTH (type))
     {
     case 1:
     case 2:
       regcache_cooked_read_unsigned (regcache, E_RET0_REGNUM, &c);
-      store_unsigned_integer (valbuf, len, byte_order, c);
+      store_unsigned_integer (valbuf, TYPE_LENGTH (type), byte_order, c);
       break;
     case 4:			/* Needs two registers on plain H8/300 */
       regcache_cooked_read_unsigned (regcache, E_RET0_REGNUM, &c);
@@ -768,8 +768,9 @@
       if (TYPE_CODE (type) == TYPE_CODE_INT)
 	{
 	  regcache_cooked_read_unsigned (regcache, E_RET0_REGNUM, &addr);
-	  c = read_memory_unsigned_integer ((CORE_ADDR) addr, len, byte_order);
-	  store_unsigned_integer (valbuf, len, byte_order, c);
+	  c = read_memory_unsigned_integer ((CORE_ADDR) addr,
+					    TYPE_LENGTH (type), byte_order);
+	  store_unsigned_integer (valbuf, TYPE_LENGTH (type), byte_order, c);
 	}
       else
 	{
--- src/gdb/hppa-tdep.c	2012/05/18 21:02:48	1.281
+++ src/gdb/hppa-tdep.c	2012/09/26 07:52:48	1.282
@@ -1160,7 +1160,7 @@
   int len = TYPE_LENGTH (type);
   int regnum, offset;
 
-  if (len > 16)
+  if (TYPE_LENGTH (type) > 16)
     {
       /* All return values larget than 128 bits must be aggregate
          return values.  */
--- src/gdb/lm32-tdep.c	2012/09/25 12:48:53	1.13
+++ src/gdb/lm32-tdep.c	2012/09/26 07:52:48	1.14
@@ -349,18 +349,18 @@
   struct gdbarch *gdbarch = get_regcache_arch (regcache);
   enum bfd_endian byte_order = gdbarch_byte_order (gdbarch);
   ULONGEST val;
-  int len = TYPE_LENGTH (type);
 
-  if (len <= 4)
+  if (TYPE_LENGTH (type) <= 4)
     {
-      val = extract_unsigned_integer (valbuf, len, byte_order);
+      val = extract_unsigned_integer (valbuf, TYPE_LENGTH (type), byte_order);
       regcache_cooked_write_unsigned (regcache, SIM_LM32_R1_REGNUM, val);
     }
-  else if (len <= 8)
+  else if (TYPE_LENGTH (type) <= 8)
     {
       val = extract_unsigned_integer (valbuf, 4, byte_order);
       regcache_cooked_write_unsigned (regcache, SIM_LM32_R1_REGNUM, val);
-      val = extract_unsigned_integer (valbuf + 4, len - 4, byte_order);
+      val = extract_unsigned_integer (valbuf + 4, TYPE_LENGTH (type) - 4,
+				      byte_order);
       regcache_cooked_write_unsigned (regcache, SIM_LM32_R2_REGNUM, val);
     }
   else
--- src/gdb/microblaze-tdep.c	2012/08/02 09:36:39	1.13
+++ src/gdb/microblaze-tdep.c	2012/09/26 07:52:48	1.14
@@ -590,22 +590,21 @@
 microblaze_store_return_value (struct type *type, struct regcache *regcache,
 			       const gdb_byte *valbuf)
 {
-  int len = TYPE_LENGTH (type);
   gdb_byte buf[8];
 
   memset (buf, 0, sizeof(buf));
 
   /* Integral and pointer return values.  */
 
-  if (len > 4)
+  if (TYPE_LENGTH (type) > 4)
     {
-       gdb_assert (len == 8);
+       gdb_assert (TYPE_LENGTH (type) == 8);
        memcpy (buf, valbuf, 8);
        regcache_cooked_write (regcache, MICROBLAZE_RETVAL_REGNUM+1, buf + 4);
     }
   else
     /* ??? Do we need to do any sign-extension here?  */
-    memcpy (buf + 4 - len, valbuf, len);
+    memcpy (buf + 4 - TYPE_LENGTH (type), valbuf, TYPE_LENGTH (type));
 
   regcache_cooked_write (regcache, MICROBLAZE_RETVAL_REGNUM, buf);
 }
--- src/gdb/spu-tdep.c	2012/09/17 08:52:18	1.82
+++ src/gdb/spu-tdep.c	2012/09/26 07:52:48	1.83
@@ -316,11 +316,10 @@
 			 struct frame_info *frame)
 {
   struct value *value = default_value_from_register (type, regnum, frame);
-  int len = TYPE_LENGTH (type);
 
-  if (regnum < SPU_NUM_GPRS && len < 16)
+  if (regnum < SPU_NUM_GPRS && TYPE_LENGTH (type) < 16)
     {
-      int preferred_slot = len < 4 ? 4 - len : 0;
+      int preferred_slot = TYPE_LENGTH (type) < 4 ? 4 - TYPE_LENGTH (type) : 0;
       set_value_offset (value, preferred_slot);
     }
 
--- src/gdb/vax-tdep.c	2012/05/16 14:35:08	1.112
+++ src/gdb/vax-tdep.c	2012/09/26 07:52:48	1.113
@@ -208,7 +208,6 @@
 		  struct type *type, struct regcache *regcache,
 		  gdb_byte *readbuf, const gdb_byte *writebuf)
 {
-  int len = TYPE_LENGTH (type);
   gdb_byte buf[8];
 
   if (TYPE_CODE (type) == TYPE_CODE_STRUCT
@@ -224,7 +223,7 @@
 	  ULONGEST addr;
 
 	  regcache_raw_read_unsigned (regcache, VAX_R0_REGNUM, &addr);
-	  read_memory (addr, readbuf, len);
+	  read_memory (addr, readbuf, TYPE_LENGTH (type));
 	}
 
       return RETURN_VALUE_ABI_RETURNS_ADDRESS;
@@ -234,16 +233,16 @@
     {
       /* Read the contents of R0 and (if necessary) R1.  */
       regcache_cooked_read (regcache, VAX_R0_REGNUM, buf);
-      if (len > 4)
+      if (TYPE_LENGTH (type) > 4)
 	regcache_cooked_read (regcache, VAX_R1_REGNUM, buf + 4);
-      memcpy (readbuf, buf, len);
+      memcpy (readbuf, buf, TYPE_LENGTH (type));
     }
   if (writebuf)
     {
       /* Read the contents to R0 and (if necessary) R1.  */
-      memcpy (buf, writebuf, len);
+      memcpy (buf, writebuf, TYPE_LENGTH (type));
       regcache_cooked_write (regcache, VAX_R0_REGNUM, buf);
-      if (len > 4)
+      if (TYPE_LENGTH (type) > 4)
 	regcache_cooked_write (regcache, VAX_R1_REGNUM, buf + 4);
     }