re PR target/52144 (ARM should support arm/thumb function attribute to permit differe...

re PR target/52144 (ARM should support arm/thumb function attribute to permit different instruction sets in the same source)

 2015-05-13  Christian Bruel  <christian.bruel@st.com>

	PR target/52144
	* config/arm/arm.c (arm_option_check_internal)
	(arm_option_params_internal): Check opts->target_flags to set macros.
	(TREE_TARGET_ARM, TREE_TARGET_THUMB)
	(TREE_TARGET_THUMB1, TREE_TARGET_THUMB2) Replace with...
	(TARGET_ARM_P, TARGET_THUMB_P, TARGET_THUMB1_P, TARGET_THUMB2_P)
	(builtin_define): Replaced with def_or_undef_macro.
	* config/arm/arm.h (TREE_TARGET_ARM, TREE_TARGET_THUMB)
	TREE_TARGET_THUMB1, TREE_TARGET_THUMB2) Redefine with...
	(TARGET_ARM_P, TARGET_THUMB_P, TARGET_THUMB1_P, TARGET_THUMB2_P)
	(TARGET_32BIT_P, TARGET_ARM_QBIT_P, TARGET_ARM_SAT_P, TARGET_IDIV_P)
	(TARGET_HAVE_LDREX_P, TARGET_HAVE_LDREXBH_P, TARGET_HAVE_LDREXD_P)
	(TARGET_ARM_FEATURE_LDREX_P)
	(TARGET_DSP_MULTIPLY_P, TARGET_INT_SIMD_P): New macros.
	(def_or_undef_macro): New function.

From-SVN: r223699