diff --git a/gdb/ChangeLog b/gdb/ChangeLog
index 7142237acea..98b80d3d565 100644
--- a/gdb/ChangeLog
+++ b/gdb/ChangeLog
@@ -1,3 +1,9 @@
+2018-05-30  Simon Marchi  <simon.marchi@ericsson.com>
+
+	* regcache.h (regcache_cooked_read): Remove, update callers to
+	use readable_regcache::cooked_read instead.
+	* regcache.c (regcache_cooked_read): Remove.
+
 2018-05-30  Simon Marchi  <simon.marchi@ericsson.com>
 
 	* regcache.h (regcache_raw_write): Remove, update callers to use
diff --git a/gdb/aarch64-linux-tdep.c b/gdb/aarch64-linux-tdep.c
index ba5757d276b..eccefd9c9ae 100644
--- a/gdb/aarch64-linux-tdep.c
+++ b/gdb/aarch64-linux-tdep.c
@@ -376,7 +376,7 @@ aarch64_linux_get_syscall_number (struct gdbarch *gdbarch,
   LONGEST ret;
 
   /* Getting the system call number from the register x8.  */
-  regcache_cooked_read (regs, AARCH64_DWARF_X0 + 8, buf);
+  regs->cooked_read (AARCH64_DWARF_X0 + 8, buf);
 
   ret = extract_signed_integer (buf, X_REGISTER_SIZE, byte_order);
 
diff --git a/gdb/aarch64-tdep.c b/gdb/aarch64-tdep.c
index 8e16e3df8c8..6f4878a1c4e 100644
--- a/gdb/aarch64-tdep.c
+++ b/gdb/aarch64-tdep.c
@@ -1792,7 +1792,7 @@ aarch64_extract_return_value (struct type *type, struct regcache *regs,
       bfd_byte buf[V_REGISTER_SIZE];
       int len = TYPE_LENGTH (type);
 
-      regcache_cooked_read (regs, AARCH64_V0_REGNUM, buf);
+      regs->cooked_read (AARCH64_V0_REGNUM, buf);
       memcpy (valbuf, buf, len);
     }
   else if (TYPE_CODE (type) == TYPE_CODE_INT
@@ -1828,10 +1828,10 @@ aarch64_extract_return_value (struct type *type, struct regcache *regs,
       struct type *target_type = check_typedef (TYPE_TARGET_TYPE (type));
       int len = TYPE_LENGTH (target_type);
 
-      regcache_cooked_read (regs, regno, buf);
+      regs->cooked_read (regno, buf);
       memcpy (valbuf, buf, len);
       valbuf += len;
-      regcache_cooked_read (regs, regno + 1, buf);
+      regs->cooked_read (regno + 1, buf);
       memcpy (valbuf, buf, len);
       valbuf += len;
     }
@@ -1853,7 +1853,7 @@ aarch64_extract_return_value (struct type *type, struct regcache *regs,
 			    i + 1,
 			    gdbarch_register_name (gdbarch, regno));
 	    }
-	  regcache_cooked_read (regs, regno, buf);
+	  regs->cooked_read (regno, buf);
 
 	  memcpy (valbuf, buf, len);
 	  valbuf += len;
@@ -1865,7 +1865,7 @@ aarch64_extract_return_value (struct type *type, struct regcache *regs,
       /* Short vector is returned in V register.  */
       gdb_byte buf[V_REGISTER_SIZE];
 
-      regcache_cooked_read (regs, AARCH64_V0_REGNUM, buf);
+      regs->cooked_read (AARCH64_V0_REGNUM, buf);
       memcpy (valbuf, buf, TYPE_LENGTH (type));
     }
   else
@@ -1879,7 +1879,7 @@ aarch64_extract_return_value (struct type *type, struct regcache *regs,
 
       while (len > 0)
 	{
-	  regcache_cooked_read (regs, regno++, buf);
+	  regs->cooked_read (regno++, buf);
 	  memcpy (valbuf, buf, len > X_REGISTER_SIZE ? X_REGISTER_SIZE : len);
 	  len -= X_REGISTER_SIZE;
 	  valbuf += X_REGISTER_SIZE;
diff --git a/gdb/alpha-tdep.c b/gdb/alpha-tdep.c
index 78422faa6c0..d55f3c6a5d2 100644
--- a/gdb/alpha-tdep.c
+++ b/gdb/alpha-tdep.c
@@ -483,12 +483,12 @@ alpha_extract_return_value (struct type *valtype, struct regcache *regcache,
       switch (TYPE_LENGTH (valtype))
 	{
 	case 4:
-	  regcache_cooked_read (regcache, ALPHA_FP0_REGNUM, raw_buffer);
+	  regcache->cooked_read (ALPHA_FP0_REGNUM, raw_buffer);
 	  alpha_sts (gdbarch, valbuf, raw_buffer);
 	  break;
 
 	case 8:
-	  regcache_cooked_read (regcache, ALPHA_FP0_REGNUM, valbuf);
+	  regcache->cooked_read (ALPHA_FP0_REGNUM, valbuf);
 	  break;
 
 	case 16:
@@ -507,12 +507,12 @@ alpha_extract_return_value (struct type *valtype, struct regcache *regcache,
 	{
 	case 8:
 	  /* ??? This isn't correct wrt the ABI, but it's what GCC does.  */
-	  regcache_cooked_read (regcache, ALPHA_FP0_REGNUM, valbuf);
+	  regcache->cooked_read (ALPHA_FP0_REGNUM, valbuf);
 	  break;
 
 	case 16:
-	  regcache_cooked_read (regcache, ALPHA_FP0_REGNUM, valbuf);
-	  regcache_cooked_read (regcache, ALPHA_FP0_REGNUM + 1, valbuf + 8);
+	  regcache->cooked_read (ALPHA_FP0_REGNUM, valbuf);
+	  regcache->cooked_read (ALPHA_FP0_REGNUM + 1, valbuf + 8);
 	  break;
 
 	case 32:
diff --git a/gdb/amd64-linux-tdep.c b/gdb/amd64-linux-tdep.c
index 2bd3d31b752..521e32a9c24 100644
--- a/gdb/amd64-linux-tdep.c
+++ b/gdb/amd64-linux-tdep.c
@@ -234,7 +234,7 @@ amd64_linux_get_syscall_number (struct gdbarch *gdbarch,
   /* Getting the system call number from the register.
      When dealing with x86_64 architecture, this information
      is stored at %rax register.  */
-  regcache_cooked_read (regcache, AMD64_LINUX_ORIG_RAX_REGNUM, buf);
+  regcache->cooked_read (AMD64_LINUX_ORIG_RAX_REGNUM, buf);
 
   ret = extract_signed_integer (buf, 8, byte_order);
 
diff --git a/gdb/arm-tdep.c b/gdb/arm-tdep.c
index 4eeb6ea0b7f..abb1a88bfac 100644
--- a/gdb/arm-tdep.c
+++ b/gdb/arm-tdep.c
@@ -7893,7 +7893,7 @@ arm_extract_return_value (struct type *type, struct regcache *regs,
 	       internal type.  */
 	    bfd_byte tmpbuf[FP_REGISTER_SIZE];
 
-	    regcache_cooked_read (regs, ARM_F0_REGNUM, tmpbuf);
+	    regs->cooked_read (ARM_F0_REGNUM, tmpbuf);
 	    target_float_convert (tmpbuf, arm_ext_type (gdbarch),
 				  valbuf, type);
 	  }
@@ -7904,10 +7904,9 @@ arm_extract_return_value (struct type *type, struct regcache *regs,
 	  /* ARM_FLOAT_VFP can arise if this is a variadic function so
 	     not using the VFP ABI code.  */
 	case ARM_FLOAT_VFP:
-	  regcache_cooked_read (regs, ARM_A1_REGNUM, valbuf);
+	  regs->cooked_read (ARM_A1_REGNUM, valbuf);
 	  if (TYPE_LENGTH (type) > 4)
-	    regcache_cooked_read (regs, ARM_A1_REGNUM + 1,
-				  valbuf + INT_REGISTER_SIZE);
+	    regs->cooked_read (ARM_A1_REGNUM + 1, valbuf + INT_REGISTER_SIZE);
 	  break;
 
 	default:
@@ -7955,7 +7954,7 @@ arm_extract_return_value (struct type *type, struct regcache *regs,
 
       while (len > 0)
 	{
-	  regcache_cooked_read (regs, regno++, tmpbuf);
+	  regs->cooked_read (regno++, tmpbuf);
 	  memcpy (valbuf, tmpbuf,
 		  len > INT_REGISTER_SIZE ? INT_REGISTER_SIZE : len);
 	  len -= INT_REGISTER_SIZE;
@@ -8217,8 +8216,7 @@ arm_return_value (struct gdbarch *gdbarch, struct value *function,
 		regcache_cooked_write (regcache, regnum,
 				       writebuf + i * unit_length);
 	      if (readbuf)
-		regcache_cooked_read (regcache, regnum,
-				      readbuf + i * unit_length);
+		regcache->cooked_read (regnum, readbuf + i * unit_length);
 	    }
 	}
       return RETURN_VALUE_REGISTER_CONVENTION;
diff --git a/gdb/avr-tdep.c b/gdb/avr-tdep.c
index 5aa61ba2d9e..2629d54d457 100644
--- a/gdb/avr-tdep.c
+++ b/gdb/avr-tdep.c
@@ -959,7 +959,7 @@ avr_return_value (struct gdbarch *gdbarch, struct value *function,
   if (readbuf != NULL)
     {
       for (i = 0; i < TYPE_LENGTH (valtype); i++)
-        regcache_cooked_read (regcache, lsb_reg + i, readbuf + i);
+	regcache->cooked_read (lsb_reg + i, readbuf + i);
     }
 
   return RETURN_VALUE_REGISTER_CONVENTION;
diff --git a/gdb/bfin-linux-tdep.c b/gdb/bfin-linux-tdep.c
index 9b9f3bedfb1..f84e2e0fc5f 100644
--- a/gdb/bfin-linux-tdep.c
+++ b/gdb/bfin-linux-tdep.c
@@ -140,7 +140,7 @@ bfin_linux_get_syscall_number (struct gdbarch *gdbarch,
   /* Getting the system call number from the register.
      When dealing with Blackfin architecture, this information
      is stored at %p0 register.  */
-  regcache_cooked_read (regcache, BFIN_P0_REGNUM, buf);
+  regcache->cooked_read (BFIN_P0_REGNUM, buf);
 
   ret = extract_signed_integer (buf, 4, byte_order);
 
diff --git a/gdb/hppa-tdep.c b/gdb/hppa-tdep.c
index 9692b33e097..5fe7851afeb 100644
--- a/gdb/hppa-tdep.c
+++ b/gdb/hppa-tdep.c
@@ -1165,7 +1165,7 @@ hppa32_return_value (struct gdbarch *gdbarch, struct value *function,
       for (b = part; b < TYPE_LENGTH (type); b += 4)
 	{
 	  if (readbuf != NULL)
-	    regcache_cooked_read (regcache, reg, readbuf + b);
+	    regcache->cooked_read (reg, readbuf + b);
 	  if (writebuf != NULL)
 	    regcache_cooked_write (regcache, reg, writebuf + b);
 	  reg++;
diff --git a/gdb/i386-linux-tdep.c b/gdb/i386-linux-tdep.c
index c7b6d5262e1..1919c8b8cf8 100644
--- a/gdb/i386-linux-tdep.c
+++ b/gdb/i386-linux-tdep.c
@@ -547,7 +547,7 @@ i386_linux_get_syscall_number_from_regcache (struct regcache *regcache)
   /* Getting the system call number from the register.
      When dealing with x86 architecture, this information
      is stored at %eax register.  */
-  regcache_cooked_read (regcache, I386_LINUX_ORIG_EAX_REGNUM, buf);
+  regcache->cooked_read (I386_LINUX_ORIG_EAX_REGNUM, buf);
 
   ret = extract_signed_integer (buf, 4, byte_order);
 
diff --git a/gdb/ia64-tdep.c b/gdb/ia64-tdep.c
index 26e112e7bc5..7eb84ff02b2 100644
--- a/gdb/ia64-tdep.c
+++ b/gdb/ia64-tdep.c
@@ -2616,7 +2616,7 @@ ia64_access_rse_fpreg (unw_addr_space_t as, unw_regnum_t uw_regnum,
   /* We never call any libunwind routines that need to write registers.  */
   gdb_assert (!write);
 
-  regcache_cooked_read (regcache, regnum, (gdb_byte *) val);
+  regcache->cooked_read (regnum, (gdb_byte *) val);
 
   return 0;
 }
@@ -3210,7 +3210,7 @@ ia64_extract_return_value (struct type *type, struct regcache *regcache,
 
       while (n-- > 0)
 	{
-	  regcache_cooked_read (regcache, regnum, from);
+	  regcache->cooked_read (regnum, from);
 	  target_float_convert (from, ia64_ext_type (gdbarch),
 				valbuf + offset, float_elt_type);
 	  offset += TYPE_LENGTH (float_elt_type);
diff --git a/gdb/microblaze-tdep.c b/gdb/microblaze-tdep.c
index 0cb96338015..f5035904aec 100644
--- a/gdb/microblaze-tdep.c
+++ b/gdb/microblaze-tdep.c
@@ -529,17 +529,17 @@ microblaze_extract_return_value (struct type *type, struct regcache *regcache,
   switch (TYPE_LENGTH (type))
     {
       case 1:	/* return last byte in the register.  */
-	regcache_cooked_read (regcache, MICROBLAZE_RETVAL_REGNUM, buf);
+	regcache->cooked_read (MICROBLAZE_RETVAL_REGNUM, buf);
 	memcpy(valbuf, buf + MICROBLAZE_REGISTER_SIZE - 1, 1);
 	return;
       case 2:	/* return last 2 bytes in register.  */
-	regcache_cooked_read (regcache, MICROBLAZE_RETVAL_REGNUM, buf);
+	regcache->cooked_read (MICROBLAZE_RETVAL_REGNUM, buf);
 	memcpy(valbuf, buf + MICROBLAZE_REGISTER_SIZE - 2, 2);
 	return;
       case 4:	/* for sizes 4 or 8, copy the required length.  */
       case 8:
-	regcache_cooked_read (regcache, MICROBLAZE_RETVAL_REGNUM, buf);
-	regcache_cooked_read (regcache, MICROBLAZE_RETVAL_REGNUM+1, buf+4);
+	regcache->cooked_read (MICROBLAZE_RETVAL_REGNUM, buf);
+	regcache->cooked_read (MICROBLAZE_RETVAL_REGNUM + 1, buf+4);
 	memcpy (valbuf, buf, TYPE_LENGTH (type));
 	return;
       default:
diff --git a/gdb/mips-linux-tdep.c b/gdb/mips-linux-tdep.c
index e5804246855..84cc4058dac 100644
--- a/gdb/mips-linux-tdep.c
+++ b/gdb/mips-linux-tdep.c
@@ -1337,7 +1337,7 @@ mips_linux_get_syscall_number (struct gdbarch *gdbarch,
 
   /* Getting the system call number from the register.
      syscall number is in v0 or $2.  */
-  regcache_cooked_read (regcache, MIPS_V0_REGNUM, buf);
+  regcache->cooked_read (MIPS_V0_REGNUM, buf);
 
   ret = extract_signed_integer (buf, regsize, byte_order);
 
diff --git a/gdb/nds32-tdep.c b/gdb/nds32-tdep.c
index 14b091c0b59..35375fb1eeb 100644
--- a/gdb/nds32-tdep.c
+++ b/gdb/nds32-tdep.c
@@ -1740,9 +1740,9 @@ nds32_extract_return_value (struct gdbarch *gdbarch, struct type *type,
   if (abi_use_fpr && calling_use_fpr)
     {
       if (len == 4)
-	regcache_cooked_read (regcache, tdep->fs0_regnum, valbuf);
+	regcache->cooked_read (tdep->fs0_regnum, valbuf);
       else if (len == 8)
-	regcache_cooked_read (regcache, NDS32_FD0_REGNUM, valbuf);
+	regcache->cooked_read (NDS32_FD0_REGNUM, valbuf);
       else
 	internal_error (__FILE__, __LINE__,
 			_("Cannot extract return value of %d bytes "
@@ -1788,7 +1788,7 @@ nds32_extract_return_value (struct gdbarch *gdbarch, struct type *type,
 	}
       else if (len == 4)
 	{
-	  regcache_cooked_read (regcache, NDS32_R0_REGNUM, valbuf);
+	  regcache->cooked_read (NDS32_R0_REGNUM, valbuf);
 	}
       else if (len < 8)
 	{
@@ -1805,8 +1805,8 @@ nds32_extract_return_value (struct gdbarch *gdbarch, struct type *type,
 	}
       else
 	{
-	  regcache_cooked_read (regcache, NDS32_R0_REGNUM, valbuf);
-	  regcache_cooked_read (regcache, NDS32_R0_REGNUM + 1, valbuf + 4);
+	  regcache->cooked_read (NDS32_R0_REGNUM, valbuf);
+	  regcache->cooked_read (NDS32_R0_REGNUM + 1, valbuf + 4);
 	}
     }
 }
diff --git a/gdb/nios2-tdep.c b/gdb/nios2-tdep.c
index f6088f38ef5..e1cbd976330 100644
--- a/gdb/nios2-tdep.c
+++ b/gdb/nios2-tdep.c
@@ -207,13 +207,13 @@ nios2_extract_return_value (struct gdbarch *gdbarch, struct type *valtype,
 
   /* Return values of up to 8 bytes are returned in $r2 $r3.  */
   if (len <= register_size (gdbarch, NIOS2_R2_REGNUM))
-    regcache_cooked_read (regcache, NIOS2_R2_REGNUM, valbuf);
+    regcache->cooked_read (NIOS2_R2_REGNUM, valbuf);
   else
     {
       gdb_assert (len <= (register_size (gdbarch, NIOS2_R2_REGNUM)
 			  + register_size (gdbarch, NIOS2_R3_REGNUM)));
-      regcache_cooked_read (regcache, NIOS2_R2_REGNUM, valbuf);
-      regcache_cooked_read (regcache, NIOS2_R3_REGNUM, valbuf + 4);
+      regcache->cooked_read (NIOS2_R2_REGNUM, valbuf);
+      regcache->cooked_read (NIOS2_R3_REGNUM, valbuf + 4);
     }
 }
 
diff --git a/gdb/ppc-linux-tdep.c b/gdb/ppc-linux-tdep.c
index 5716f828105..c114bee23c9 100644
--- a/gdb/ppc-linux-tdep.c
+++ b/gdb/ppc-linux-tdep.c
@@ -818,7 +818,7 @@ ppc_linux_get_syscall_number (struct gdbarch *gdbarch,
   /* Getting the system call number from the register.
      When dealing with PowerPC architecture, this information
      is stored at 0th register.  */
-  regcache_cooked_read (regcache, tdep->ppc_gp0_regnum, buf.data ());
+  regcache->cooked_read (tdep->ppc_gp0_regnum, buf.data ());
 
   return extract_signed_integer (buf.data (), tdep->wordsize, byte_order);
 }
diff --git a/gdb/ppc-sysv-tdep.c b/gdb/ppc-sysv-tdep.c
index a6ba5d0ffd6..04f9447bad6 100644
--- a/gdb/ppc-sysv-tdep.c
+++ b/gdb/ppc-sysv-tdep.c
@@ -640,7 +640,7 @@ get_decimal_float_return_value (struct gdbarch *gdbarch, struct type *valtype,
 	}
       if (readbuf != NULL)
 	{
-	  regcache_cooked_read (regcache, tdep->ppc_fp0_regnum + 1, readbuf);
+	  regcache->cooked_read (tdep->ppc_fp0_regnum + 1, readbuf);
 
 	  /* Left align 32-bit decimal float.  */
 	  if (TYPE_LENGTH (valtype) == 4)
@@ -660,8 +660,8 @@ get_decimal_float_return_value (struct gdbarch *gdbarch, struct type *valtype,
 		regcache_cooked_write (regcache, tdep->ppc_fp0_regnum + 2 + i,
 				       writebuf + i * 8);
 	      if (readbuf != NULL)
-		regcache_cooked_read (regcache, tdep->ppc_fp0_regnum + 2 + i,
-				      readbuf + i * 8);
+		regcache->cooked_read (tdep->ppc_fp0_regnum + 2 + i,
+				       readbuf + i * 8);
 	    }
 	}
     }
@@ -710,7 +710,7 @@ do_ppc_sysv_return_value (struct gdbarch *gdbarch, struct type *func_type,
 	  gdb_byte regval[PPC_MAX_REGISTER_SIZE];
 	  struct type *regtype = register_type (gdbarch,
                                                 tdep->ppc_fp0_regnum + 1);
-	  regcache_cooked_read (regcache, tdep->ppc_fp0_regnum + 1, regval);
+	  regcache->cooked_read (tdep->ppc_fp0_regnum + 1, regval);
 	  target_float_convert (regval, regtype, readbuf, type);
 	}
       if (writebuf)
@@ -733,9 +733,8 @@ do_ppc_sysv_return_value (struct gdbarch *gdbarch, struct type *func_type,
       /* IBM long double stored in f1 and f2.  */
       if (readbuf)
 	{
-	  regcache_cooked_read (regcache, tdep->ppc_fp0_regnum + 1, readbuf);
-	  regcache_cooked_read (regcache, tdep->ppc_fp0_regnum + 2,
-				readbuf + 8);
+	  regcache->cooked_read (tdep->ppc_fp0_regnum + 1, readbuf);
+	  regcache->cooked_read (tdep->ppc_fp0_regnum + 2, readbuf + 8);
 	}
       if (writebuf)
 	{
@@ -755,13 +754,10 @@ do_ppc_sysv_return_value (struct gdbarch *gdbarch, struct type *func_type,
 	 r5, r6.  */
       if (readbuf)
 	{
-	  regcache_cooked_read (regcache, tdep->ppc_gp0_regnum + 3, readbuf);
-	  regcache_cooked_read (regcache, tdep->ppc_gp0_regnum + 4,
-				readbuf + 4);
-	  regcache_cooked_read (regcache, tdep->ppc_gp0_regnum + 5,
-				readbuf + 8);
-	  regcache_cooked_read (regcache, tdep->ppc_gp0_regnum + 6,
-				readbuf + 12);
+	  regcache->cooked_read (tdep->ppc_gp0_regnum + 3, readbuf);
+	  regcache->cooked_read (tdep->ppc_gp0_regnum + 4, readbuf + 4);
+	  regcache->cooked_read (tdep->ppc_gp0_regnum + 5, readbuf + 8);
+	  regcache->cooked_read (tdep->ppc_gp0_regnum + 6, readbuf + 12);
 	}
       if (writebuf)
 	{
@@ -784,10 +780,8 @@ do_ppc_sysv_return_value (struct gdbarch *gdbarch, struct type *func_type,
 	{
 	  /* A long long, double or _Decimal64 stored in the 32 bit
 	     r3/r4.  */
-	  regcache_cooked_read (regcache, tdep->ppc_gp0_regnum + 3,
-				readbuf + 0);
-	  regcache_cooked_read (regcache, tdep->ppc_gp0_regnum + 4,
-				readbuf + 4);
+	  regcache->cooked_read (tdep->ppc_gp0_regnum + 3, readbuf + 0);
+	  regcache->cooked_read (tdep->ppc_gp0_regnum + 4, readbuf + 4);
 	}
       if (writebuf)
 	{
@@ -859,7 +853,7 @@ do_ppc_sysv_return_value (struct gdbarch *gdbarch, struct type *func_type,
 		}
 	      if (readbuf != NULL)
 		{
-		  regcache_cooked_read (regcache, regnum, regval);
+		  regcache->cooked_read (regnum, regval);
 		  target_float_convert (regval, regtype,
 					readbuf + offset, eltype);
 		}
@@ -903,7 +897,7 @@ do_ppc_sysv_return_value (struct gdbarch *gdbarch, struct type *func_type,
 	  if (writebuf != NULL)
 	    regcache_cooked_write (regcache, regnum, writebuf + offset);
 	  if (readbuf != NULL)
-	    regcache_cooked_read (regcache, regnum, readbuf + offset);
+	    regcache->cooked_read (regnum, readbuf + offset);
 	}
 
       return RETURN_VALUE_REGISTER_CONVENTION;
@@ -916,7 +910,7 @@ do_ppc_sysv_return_value (struct gdbarch *gdbarch, struct type *func_type,
       if (readbuf)
 	{
 	  /* Altivec places the return value in "v2".  */
-	  regcache_cooked_read (regcache, tdep->ppc_vr0_regnum + 2, readbuf);
+	  regcache->cooked_read (tdep->ppc_vr0_regnum + 2, readbuf);
 	}
       if (writebuf)
 	{
@@ -935,14 +929,10 @@ do_ppc_sysv_return_value (struct gdbarch *gdbarch, struct type *func_type,
 	 ABI risks in that case; we don't try to support it.  */
       if (readbuf)
 	{
-	  regcache_cooked_read (regcache, tdep->ppc_gp0_regnum + 3,
-				readbuf + 0);
-	  regcache_cooked_read (regcache, tdep->ppc_gp0_regnum + 4,
-				readbuf + 4);
-	  regcache_cooked_read (regcache, tdep->ppc_gp0_regnum + 5,
-				readbuf + 8);
-	  regcache_cooked_read (regcache, tdep->ppc_gp0_regnum + 6,
-				readbuf + 12);
+	  regcache->cooked_read (tdep->ppc_gp0_regnum + 3, readbuf + 0);
+	  regcache->cooked_read (tdep->ppc_gp0_regnum + 4, readbuf + 4);
+	  regcache->cooked_read (tdep->ppc_gp0_regnum + 5, readbuf + 8);
+	  regcache->cooked_read (tdep->ppc_gp0_regnum + 6, readbuf + 12);
 	}
       if (writebuf)
 	{
@@ -968,7 +958,7 @@ do_ppc_sysv_return_value (struct gdbarch *gdbarch, struct type *func_type,
 	 only corresponds to the least significant 32-bits.  So place
 	 the 64-bit DSP type's value in ev3.  */
       if (readbuf)
-	regcache_cooked_read (regcache, tdep->ppc_ev0_regnum + 3, readbuf);
+	regcache->cooked_read (tdep->ppc_ev0_regnum + 3, readbuf);
       if (writebuf)
 	regcache_cooked_write (regcache, tdep->ppc_ev0_regnum + 3, writebuf);
       return RETURN_VALUE_REGISTER_CONVENTION;
@@ -984,11 +974,11 @@ do_ppc_sysv_return_value (struct gdbarch *gdbarch, struct type *func_type,
 
       if (readbuf)
 	{
-	  regcache_cooked_read (regcache, tdep->ppc_gp0_regnum + 3,
-				regvals + 0 * tdep->wordsize);
+	  regcache->cooked_read (tdep->ppc_gp0_regnum + 3,
+				 regvals + 0 * tdep->wordsize);
 	  if (len > tdep->wordsize)
-	    regcache_cooked_read (regcache, tdep->ppc_gp0_regnum + 4,
-				  regvals + 1 * tdep->wordsize);
+	    regcache->cooked_read (tdep->ppc_gp0_regnum + 4,
+				   regvals + 1 * tdep->wordsize);
 	  memcpy (readbuf, regvals + offset, len);
 	}
       if (writebuf)
@@ -1012,11 +1002,11 @@ do_ppc_sysv_return_value (struct gdbarch *gdbarch, struct type *func_type,
 	  /* The value is right-padded to 8 bytes and then loaded, as
 	     two "words", into r3/r4.  */
 	  gdb_byte regvals[PPC_MAX_REGISTER_SIZE * 2];
-	  regcache_cooked_read (regcache, tdep->ppc_gp0_regnum + 3,
-				regvals + 0 * tdep->wordsize);
+	  regcache->cooked_read (tdep->ppc_gp0_regnum + 3,
+				 regvals + 0 * tdep->wordsize);
 	  if (TYPE_LENGTH (type) > tdep->wordsize)
-	    regcache_cooked_read (regcache, tdep->ppc_gp0_regnum + 4,
-				  regvals + 1 * tdep->wordsize);
+	    regcache->cooked_read (tdep->ppc_gp0_regnum + 4,
+				   regvals + 1 * tdep->wordsize);
 	  memcpy (readbuf, regvals, TYPE_LENGTH (type));
 	}
       if (writebuf)
@@ -1824,7 +1814,7 @@ ppc64_sysv_abi_return_value_base (struct gdbarch *gdbarch, struct type *valtype,
 	}
       if (readbuf != NULL)
 	{
-	  regcache_cooked_read (regcache, regnum, regval);
+	  regcache->cooked_read (regnum, regval);
 	  target_float_convert (regval, regtype, readbuf, valtype);
 	}
       return 1;
@@ -1865,8 +1855,8 @@ ppc64_sysv_abi_return_value_base (struct gdbarch *gdbarch, struct type *valtype,
 	}
       if (readbuf != NULL)
 	{
-	  regcache_cooked_read (regcache, regnum, readbuf);
-	  regcache_cooked_read (regcache, regnum + 1, readbuf + 8);
+	  regcache->cooked_read (regnum, readbuf);
+	  regcache->cooked_read (regnum + 1, readbuf + 8);
 	}
       return 1;
     }
@@ -1887,8 +1877,8 @@ ppc64_sysv_abi_return_value_base (struct gdbarch *gdbarch, struct type *valtype,
 	}
       if (readbuf != NULL)
 	{
-	  regcache_cooked_read (regcache, regnum, readbuf + hipart);
-	  regcache_cooked_read (regcache, regnum + 1, readbuf + lopart);
+	  regcache->cooked_read (regnum, readbuf + hipart);
+	  regcache->cooked_read (regnum + 1, readbuf + lopart);
 	}
       return 1;
     }
@@ -1903,7 +1893,7 @@ ppc64_sysv_abi_return_value_base (struct gdbarch *gdbarch, struct type *valtype,
       if (writebuf != NULL)
 	regcache_cooked_write (regcache, regnum, writebuf);
       if (readbuf != NULL)
-	regcache_cooked_read (regcache, regnum, readbuf);
+	regcache->cooked_read (regnum, readbuf);
       return 1;
     }
 
@@ -2008,7 +1998,7 @@ ppc64_sysv_abi_return_value (struct gdbarch *gdbarch, struct value *function,
       if (writebuf != NULL)
 	regcache_cooked_write (regcache, regnum, writebuf);
       if (readbuf != NULL)
-	regcache_cooked_read (regcache, regnum, readbuf);
+	regcache->cooked_read (regnum, readbuf);
       return RETURN_VALUE_REGISTER_CONVENTION;
     }
 
@@ -2092,7 +2082,7 @@ ppc64_sysv_abi_return_value (struct gdbarch *gdbarch, struct value *function,
 	    }
 	  if (readbuf != NULL)
 	    {
-	      regcache_cooked_read (regcache, regnum, regval);
+	      regcache->cooked_read (regnum, regval);
 	      if (gdbarch_byte_order (gdbarch) == BFD_ENDIAN_BIG
 		  && offset == 0)
 		memcpy (readbuf, regval + tdep->wordsize - len, len);
diff --git a/gdb/record-full.c b/gdb/record-full.c
index 9b670076e7e..b8460d9c5d8 100644
--- a/gdb/record-full.c
+++ b/gdb/record-full.c
@@ -833,7 +833,7 @@ record_full_exec_insn (struct regcache *regcache,
                               host_address_to_string (entry),
                               entry->u.reg.num);
 
-        regcache_cooked_read (regcache, entry->u.reg.num, reg.data ());
+        regcache->cooked_read (entry->u.reg.num, reg.data ());
         regcache_cooked_write (regcache, entry->u.reg.num, 
 			       record_full_get_loc (entry));
         memcpy (record_full_get_loc (entry), reg.data (), entry->u.reg.len);
diff --git a/gdb/regcache.c b/gdb/regcache.c
index 470042c7dac..ec1bfb0876b 100644
--- a/gdb/regcache.c
+++ b/gdb/regcache.c
@@ -209,7 +209,7 @@ do_cooked_read (void *src, int regnum, gdb_byte *buf)
 {
   struct regcache *regcache = (struct regcache *) src;
 
-  return regcache_cooked_read (regcache, regnum, buf);
+  return regcache->cooked_read (regnum, buf);
 }
 
 readonly_detached_regcache::readonly_detached_regcache (const regcache &src)
@@ -600,12 +600,6 @@ regcache_raw_get_signed (struct regcache *regcache, int regnum)
   return value;
 }
 
-enum register_status
-regcache_cooked_read (struct regcache *regcache, int regnum, gdb_byte *buf)
-{
-  return regcache->cooked_read (regnum, buf);
-}
-
 enum register_status
 readable_regcache::cooked_read (int regnum, gdb_byte *buf)
 {
diff --git a/gdb/regcache.h b/gdb/regcache.h
index e9cbcbea5b5..f7228e40032 100644
--- a/gdb/regcache.h
+++ b/gdb/regcache.h
@@ -67,9 +67,6 @@ void regcache_invalidate (struct regcache *regcache, int regnum);
    constructed from valid, invalid or unavailable ``raw''
    registers.  */
 
-/* Transfer a cooked register [0..NUM_REGS+NUM_PSEUDO_REGS).  */
-enum register_status regcache_cooked_read (struct regcache *regcache,
-					   int rawnum, gdb_byte *buf);
 void regcache_cooked_write (struct regcache *regcache, int rawnum,
 			    const gdb_byte *buf);
 
@@ -252,6 +249,8 @@ class readable_regcache : public reg_buffer
   /* Make certain that the register REGNUM is up-to-date.  */
   virtual void raw_update (int regnum) = 0;
 
+  /* Transfer a raw register [0..NUM_REGS+NUM_PSEUDO_REGS) from core-gdb to
+     this regcache, return its value in *BUF and return its availability status.  */
   enum register_status cooked_read (int regnum, gdb_byte *buf);
   template<typename T, typename = RequireLongest<T>>
   enum register_status cooked_read (int regnum, T *val);
diff --git a/gdb/riscv-tdep.c b/gdb/riscv-tdep.c
index 9fa458b79b5..6943121007a 100644
--- a/gdb/riscv-tdep.c
+++ b/gdb/riscv-tdep.c
@@ -2248,7 +2248,7 @@ riscv_return_value (struct gdbarch  *gdbarch,
 	      regnum = info.argloc[0].loc_data.regno;
 
 	      if (readbuf)
-		regcache_cooked_read (regcache, regnum, readbuf);
+		regcache->cooked_read (regnum, readbuf);
 
 	      if (writebuf)
 		regcache_cooked_write (regcache, regnum, writebuf);
@@ -2265,7 +2265,7 @@ riscv_return_value (struct gdbarch  *gdbarch,
 		      if (readbuf)
 			{
 			  readbuf += info.argloc[1].c_offset;
-			  regcache_cooked_read (regcache, regnum, readbuf);
+			  regcache->cooked_read (regnum, readbuf);
 			}
 
 		      if (writebuf)
diff --git a/gdb/rs6000-aix-tdep.c b/gdb/rs6000-aix-tdep.c
index ecf6191df01..bb9e6be12ec 100644
--- a/gdb/rs6000-aix-tdep.c
+++ b/gdb/rs6000-aix-tdep.c
@@ -420,7 +420,7 @@ rs6000_return_value (struct gdbarch *gdbarch, struct value *function,
       && TYPE_LENGTH (valtype) == 16)
     {
       if (readbuf)
-	regcache_cooked_read (regcache, tdep->ppc_vr0_regnum + 2, readbuf);
+	regcache->cooked_read (tdep->ppc_vr0_regnum + 2, readbuf);
       if (writebuf)
 	regcache_cooked_write (regcache, tdep->ppc_vr0_regnum + 2, writebuf);
 
@@ -452,7 +452,7 @@ rs6000_return_value (struct gdbarch *gdbarch, struct value *function,
 
       if (readbuf)
 	{
-	  regcache_cooked_read (regcache, tdep->ppc_fp0_regnum + 1, regval);
+	  regcache->cooked_read (tdep->ppc_fp0_regnum + 1, regval);
 	  target_float_convert (regval, regtype, readbuf, valtype);
 	}
       if (writebuf)
@@ -504,9 +504,8 @@ rs6000_return_value (struct gdbarch *gdbarch, struct value *function,
 	{
 	  gdb_byte regval[8];
 
-	  regcache_cooked_read (regcache, tdep->ppc_gp0_regnum + 3, regval);
-	  regcache_cooked_read (regcache, tdep->ppc_gp0_regnum + 4,
-				regval + 4);
+	  regcache->cooked_read (tdep->ppc_gp0_regnum + 3, regval);
+	  regcache->cooked_read (tdep->ppc_gp0_regnum + 4, regval + 4);
 	  memcpy (readbuf, regval, 8);
 	}
       if (writebuf)
diff --git a/gdb/rs6000-lynx178-tdep.c b/gdb/rs6000-lynx178-tdep.c
index a18d9c3641d..37ac61719a6 100644
--- a/gdb/rs6000-lynx178-tdep.c
+++ b/gdb/rs6000-lynx178-tdep.c
@@ -281,7 +281,7 @@ rs6000_lynx178_return_value (struct gdbarch *gdbarch, struct value *function,
       && TYPE_LENGTH (valtype) == 16)
     {
       if (readbuf)
-	regcache_cooked_read (regcache, tdep->ppc_vr0_regnum + 2, readbuf);
+	regcache->cooked_read (tdep->ppc_vr0_regnum + 2, readbuf);
       if (writebuf)
 	regcache_cooked_write (regcache, tdep->ppc_vr0_regnum + 2, writebuf);
 
@@ -313,7 +313,7 @@ rs6000_lynx178_return_value (struct gdbarch *gdbarch, struct value *function,
 
       if (readbuf)
 	{
-	  regcache_cooked_read (regcache, tdep->ppc_fp0_regnum + 1, regval);
+	  regcache->cooked_read (tdep->ppc_fp0_regnum + 1, regval);
 	  target_float_convert (regval, regtype, readbuf, valtype);
 	}
       if (writebuf)
@@ -365,9 +365,8 @@ rs6000_lynx178_return_value (struct gdbarch *gdbarch, struct value *function,
 	{
 	  gdb_byte regval[8];
 
-	  regcache_cooked_read (regcache, tdep->ppc_gp0_regnum + 3, regval);
-	  regcache_cooked_read (regcache, tdep->ppc_gp0_regnum + 4,
-				regval + 4);
+	  regcache->cooked_read (tdep->ppc_gp0_regnum + 3, regval);
+	  regcache->cooked_read (tdep->ppc_gp0_regnum + 4, regval + 4);
 	  memcpy (readbuf, regval, 8);
 	}
       if (writebuf)
diff --git a/gdb/s390-tdep.c b/gdb/s390-tdep.c
index bbf696ed9d3..8a82fb96da8 100644
--- a/gdb/s390-tdep.c
+++ b/gdb/s390-tdep.c
@@ -2024,9 +2024,8 @@ s390_register_return_value (struct gdbarch *gdbarch, struct type *type,
 	}
       else
 	{
-	  regcache_cooked_read (regcache, S390_R2_REGNUM, out);
-	  regcache_cooked_read (regcache, S390_R3_REGNUM,
-				out + word_size);
+	  regcache->cooked_read (S390_R2_REGNUM, out);
+	  regcache->cooked_read (S390_R3_REGNUM, out + word_size);
 	}
     }
   else
@@ -2814,7 +2813,7 @@ s390_record_calc_disp_vsce (struct gdbarch *gdbarch, struct regcache *regcache,
   if (tdep->v0_full_regnum == -1 || el * es >= 16)
     return -1;
   if (vx < 16)
-    regcache_cooked_read (regcache, tdep->v0_full_regnum + vx, buf);
+    regcache->cooked_read (tdep->v0_full_regnum + vx, buf);
   else
     regcache->raw_read (S390_V16_REGNUM + vx - 16, buf);
   x = extract_unsigned_integer (buf + el * es, es, byte_order);
diff --git a/gdb/sparc-linux-tdep.c b/gdb/sparc-linux-tdep.c
index f7fc8bbc610..00f4513489c 100644
--- a/gdb/sparc-linux-tdep.c
+++ b/gdb/sparc-linux-tdep.c
@@ -286,7 +286,7 @@ sparc32_linux_get_syscall_number (struct gdbarch *gdbarch,
   /* Getting the system call number from the register.
      When dealing with the sparc architecture, this information
      is stored at the %g1 register.  */
-  regcache_cooked_read (regcache, SPARC_G1_REGNUM, buf);
+  regcache->cooked_read (SPARC_G1_REGNUM, buf);
 
   ret = extract_signed_integer (buf, 4, byte_order);
 
diff --git a/gdb/sparc-tdep.c b/gdb/sparc-tdep.c
index c61fa5006f6..b3b3dcb4085 100644
--- a/gdb/sparc-tdep.c
+++ b/gdb/sparc-tdep.c
@@ -1409,20 +1409,20 @@ sparc32_extract_return_value (struct type *type, struct regcache *regcache,
       || TYPE_CODE (type) == TYPE_CODE_ARRAY)
     {
       /* Floating return values.  */
-      regcache_cooked_read (regcache, SPARC_F0_REGNUM, buf);
+      regcache->cooked_read (SPARC_F0_REGNUM, buf);
       if (len > 4)
-	regcache_cooked_read (regcache, SPARC_F1_REGNUM, buf + 4);
+	regcache->cooked_read (SPARC_F1_REGNUM, buf + 4);
       if (len > 8)
 	{
-	  regcache_cooked_read (regcache, SPARC_F2_REGNUM, buf + 8);
-	  regcache_cooked_read (regcache, SPARC_F3_REGNUM, buf + 12);
+	  regcache->cooked_read (SPARC_F2_REGNUM, buf + 8);
+	  regcache->cooked_read (SPARC_F3_REGNUM, buf + 12);
 	}
       if (len > 16)
 	{
-	  regcache_cooked_read (regcache, SPARC_F4_REGNUM, buf + 16);
-	  regcache_cooked_read (regcache, SPARC_F5_REGNUM, buf + 20);
-	  regcache_cooked_read (regcache, SPARC_F6_REGNUM, buf + 24);
-	  regcache_cooked_read (regcache, SPARC_F7_REGNUM, buf + 28);
+	  regcache->cooked_read (SPARC_F4_REGNUM, buf + 16);
+	  regcache->cooked_read (SPARC_F5_REGNUM, buf + 20);
+	  regcache->cooked_read (SPARC_F6_REGNUM, buf + 24);
+	  regcache->cooked_read (SPARC_F7_REGNUM, buf + 28);
 	}
       memcpy (valbuf, buf, len);
     }
@@ -1431,10 +1431,10 @@ sparc32_extract_return_value (struct type *type, struct regcache *regcache,
       /* Integral and pointer return values.  */
       gdb_assert (sparc_integral_or_pointer_p (type));
 
-      regcache_cooked_read (regcache, SPARC_O0_REGNUM, buf);
+      regcache->cooked_read (SPARC_O0_REGNUM, buf);
       if (len > 4)
 	{
-	  regcache_cooked_read (regcache, SPARC_O1_REGNUM, buf + 4);
+	  regcache->cooked_read (SPARC_O1_REGNUM, buf + 4);
 	  gdb_assert (len == 8);
 	  memcpy (valbuf, buf, 8);
 	}
diff --git a/gdb/sparc64-linux-tdep.c b/gdb/sparc64-linux-tdep.c
index a48d54cd79b..8810c80f60f 100644
--- a/gdb/sparc64-linux-tdep.c
+++ b/gdb/sparc64-linux-tdep.c
@@ -294,7 +294,7 @@ sparc64_linux_get_syscall_number (struct gdbarch *gdbarch,
   /* Getting the system call number from the register.
      When dealing with the sparc architecture, this information
      is stored at the %g1 register.  */
-  regcache_cooked_read (regcache, SPARC_G1_REGNUM, buf);
+  regcache->cooked_read (SPARC_G1_REGNUM, buf);
 
   ret = extract_signed_integer (buf, 8, byte_order);
 
diff --git a/gdb/sparc64-tdep.c b/gdb/sparc64-tdep.c
index 7b1c1d5a23c..ed1aaffb2c8 100644
--- a/gdb/sparc64-tdep.c
+++ b/gdb/sparc64-tdep.c
@@ -1310,12 +1310,12 @@ sparc64_extract_floating_fields (struct regcache *regcache, struct type *type,
       if (len < 4)
         {
           gdb_byte buf[4];
-          regcache_cooked_read (regcache, regnum, buf);
+          regcache->cooked_read (regnum, buf);
           memcpy (valbuf, buf + 4 - len, len);
         }
       else
         for (int i = 0; i < (len + 3) / 4; i++)
-          regcache_cooked_read (regcache, regnum + i, valbuf + i * 4);
+          regcache->cooked_read (regnum + i, valbuf + i * 4);
     }
   else if (sparc64_floating_p (type))
     {
@@ -1328,14 +1328,14 @@ sparc64_extract_floating_fields (struct regcache *regcache, struct type *type,
 
 	  regnum = gdbarch_num_regs (gdbarch) + SPARC64_Q0_REGNUM
                    + bitpos / 128;
-	  regcache_cooked_read (regcache, regnum, valbuf + (bitpos / 8));
+	  regcache->cooked_read (regnum, valbuf + (bitpos / 8));
 	}
       else if (len == 8)
 	{
 	  gdb_assert (bitpos % 64 == 0 && bitpos >= 0 && bitpos < 256);
 
 	  regnum = gdbarch_num_regs (gdbarch) + SPARC64_D0_REGNUM + bitpos / 64;
-	  regcache_cooked_read (regcache, regnum, valbuf + (bitpos / 8));
+	  regcache->cooked_read (regnum, valbuf + (bitpos / 8));
 	}
       else
 	{
@@ -1343,7 +1343,7 @@ sparc64_extract_floating_fields (struct regcache *regcache, struct type *type,
 	  gdb_assert (bitpos % 32 == 0 && bitpos >= 0 && bitpos < 256);
 
 	  regnum = SPARC_F0_REGNUM + bitpos / 32;
-	  regcache_cooked_read (regcache, regnum, valbuf + (bitpos / 8));
+	  regcache->cooked_read (regnum, valbuf + (bitpos / 8));
 	}
     }
   else if (sparc64_structure_or_union_p (type))
@@ -1660,7 +1660,7 @@ sparc64_extract_return_value (struct type *type, struct regcache *regcache,
       gdb_assert (len <= 32);
 
       for (i = 0; i < ((len + 7) / 8); i++)
-	regcache_cooked_read (regcache, SPARC_O0_REGNUM + i, buf + i * 8);
+	regcache->cooked_read (SPARC_O0_REGNUM + i, buf + i * 8);
       if (TYPE_CODE (type) != TYPE_CODE_UNION)
 	sparc64_extract_floating_fields (regcache, type, buf, 0);
       memcpy (valbuf, buf, len);
@@ -1669,7 +1669,7 @@ sparc64_extract_return_value (struct type *type, struct regcache *regcache,
     {
       /* Floating return values.  */
       for (i = 0; i < len / 4; i++)
-	regcache_cooked_read (regcache, SPARC_F0_REGNUM + i, buf + i * 4);
+	regcache->cooked_read (SPARC_F0_REGNUM + i, buf + i * 4);
       memcpy (valbuf, buf, len);
     }
   else if (TYPE_CODE (type) == TYPE_CODE_ARRAY)
@@ -1678,7 +1678,7 @@ sparc64_extract_return_value (struct type *type, struct regcache *regcache,
       gdb_assert (len <= 32);
 
       for (i = 0; i < ((len + 7) / 8); i++)
-	regcache_cooked_read (regcache, SPARC_O0_REGNUM + i, buf + i * 8);
+	regcache->cooked_read (SPARC_O0_REGNUM + i, buf + i * 8);
       memcpy (valbuf, buf, len);
     }
   else
@@ -1688,7 +1688,7 @@ sparc64_extract_return_value (struct type *type, struct regcache *regcache,
 
       /* Just stripping off any unused bytes should preserve the
          signed-ness just fine.  */
-      regcache_cooked_read (regcache, SPARC_O0_REGNUM, buf);
+      regcache->cooked_read (SPARC_O0_REGNUM, buf);
       memcpy (valbuf, buf + 8 - len, len);
     }
 }
diff --git a/gdb/spu-tdep.c b/gdb/spu-tdep.c
index 55d262fb1c2..46287762bf3 100644
--- a/gdb/spu-tdep.c
+++ b/gdb/spu-tdep.c
@@ -1387,7 +1387,7 @@ spu_regcache_to_value (struct regcache *regcache, int regnum,
     {
       while (len >= 16)
 	{
-	  regcache_cooked_read (regcache, regnum++, out);
+	  regcache->cooked_read (regnum++, out);
 	  out += 16;
 	  len -= 16;
 	}
@@ -1480,7 +1480,7 @@ spu_push_dummy_call (struct gdbarch *gdbarch, struct value *function,
   sp -= 32;
 
   /* Store stack back chain.  */
-  regcache_cooked_read (regcache, SPU_RAW_SP_REGNUM, buf);
+  regcache->cooked_read (SPU_RAW_SP_REGNUM, buf);
   target_write_memory (sp, buf, 16);
 
   /* Finally, update all slots of the SP register.  */
diff --git a/gdb/tic6x-tdep.c b/gdb/tic6x-tdep.c
index f11763d9925..b2db026b32d 100644
--- a/gdb/tic6x-tdep.c
+++ b/gdb/tic6x-tdep.c
@@ -725,7 +725,7 @@ tic6x_extract_return_value (struct type *valtype, struct regcache *regcache,
 	regcache_cooked_read_part (regcache, TIC6X_A4_REGNUM, 4 - len, len,
 				   valbuf);
       else
-	regcache_cooked_read (regcache, TIC6X_A4_REGNUM, valbuf);
+	regcache->cooked_read (TIC6X_A4_REGNUM, valbuf);
     }
   else if (len <= 8)
     {
@@ -736,13 +736,13 @@ tic6x_extract_return_value (struct type *valtype, struct regcache *regcache,
 	 lower (even) register.  */
       if (byte_order == BFD_ENDIAN_BIG)
 	{
-	  regcache_cooked_read (regcache, TIC6X_A4_REGNUM, valbuf + 4);
-	  regcache_cooked_read (regcache, TIC6X_A5_REGNUM, valbuf);
+	  regcache->cooked_read (TIC6X_A4_REGNUM, valbuf + 4);
+	  regcache->cooked_read (TIC6X_A5_REGNUM, valbuf);
 	}
       else
 	{
-	  regcache_cooked_read (regcache, TIC6X_A4_REGNUM, valbuf);
-	  regcache_cooked_read (regcache, TIC6X_A5_REGNUM, valbuf + 4);
+	  regcache->cooked_read (TIC6X_A4_REGNUM, valbuf);
+	  regcache->cooked_read (TIC6X_A5_REGNUM, valbuf + 4);
 	}
     }
 }
diff --git a/gdb/vax-tdep.c b/gdb/vax-tdep.c
index 4c1ab2e73e6..a1783ec0011 100644
--- a/gdb/vax-tdep.c
+++ b/gdb/vax-tdep.c
@@ -227,9 +227,9 @@ vax_return_value (struct gdbarch *gdbarch, struct value *function,
   if (readbuf)
     {
       /* Read the contents of R0 and (if necessary) R1.  */
-      regcache_cooked_read (regcache, VAX_R0_REGNUM, buf);
+      regcache->cooked_read (VAX_R0_REGNUM, buf);
       if (len > 4)
-	regcache_cooked_read (regcache, VAX_R1_REGNUM, buf + 4);
+	regcache->cooked_read (VAX_R1_REGNUM, buf + 4);
       memcpy (readbuf, buf, len);
     }
   if (writebuf)