[AArch64] Remove -mlra/-mno-lra option for Aarch64

2015-01-16  Matthew Wahab  <matthew.wahab@arm.com>

	gcc/
	PR target/64149
	* config/aarch64/aarch64.opt: Remove lra option and aarch64_lra_flag
	variable.
	* config/aarch64/aarch64.c (TARGET_LRA_P): Set to hook_bool_void_true.
	(aarch64_lra_p): Remove.

From-SVN: r219734

gcc/ChangeLog

+2015-01-16  Matthew Wahab  <matthew.wahab@arm.com>
+
+	PR target/64149
+	* config/aarch64/aarch64.opt: Remove lra option and aarch64_lra_flag
+	variable.
+	* config/aarch64/aarch64.c (TARGET_LRA_P): Set to hook_bool_void_true.
+	(aarch64_lra_p): Remove.
+
 2015-01-16  Ilya Enkovich  <ilya.enkovich@intel.com>
 
 	PR target/64363

gcc/config/aarch64/aarch64.c

@@ -156,7 +156,6 @@ enum aarch64_code_model aarch64_cmodel;
 #define TARGET_HAVE_TLS 1
 #endif
 
-static bool aarch64_lra_p (void);
 static bool aarch64_composite_type_p (const_tree, machine_mode);
 static bool aarch64_vfp_is_call_or_return_candidate (machine_mode,
 						     const_tree,
@@ -7810,13 +7809,6 @@ aapcs_vfp_sub_candidate (const_tree type, machine_mode *modep)
   return -1;
 }
 
-/* Return true if we use LRA instead of reload pass.  */
-static bool
-aarch64_lra_p (void)
-{
-  return aarch64_lra_flag;
-}
-
 /* Return TRUE if the type, as described by TYPE and MODE, is a composite
    type as described in AAPCS64 \S 4.3.  This includes aggregate, union and
    array types.  The C99 floating-point complex types are also considered
@@ -11332,7 +11324,7 @@ aarch64_gen_adjusted_ldpstp (rtx *operands, bool load,
 #define TARGET_LIBGCC_CMP_RETURN_MODE aarch64_libgcc_cmp_return_mode
 
 #undef TARGET_LRA_P
-#define TARGET_LRA_P aarch64_lra_p
+#define TARGET_LRA_P hook_bool_void_true
 
 #undef TARGET_MANGLE_TYPE
 #define TARGET_MANGLE_TYPE aarch64_mangle_type

gcc/config/aarch64/aarch64.opt

@@ -107,10 +107,6 @@ mabi=
 Target RejectNegative Joined Enum(aarch64_abi) Var(aarch64_abi) Init(AARCH64_ABI_DEFAULT)
 -mabi=ABI	Generate code that conforms to the specified ABI
 
-mlra
-Target Report Var(aarch64_lra_flag) Init(1) Save
-Use LRA instead of reload (transitional)
-
 Enum
 Name(aarch64_abi) Type(int)
 Known AArch64 ABIs (for use with the -mabi= option):