2011-03-08 Yao Qi <yao@codesourcery.com>

2011-03-08  Yao Qi  <yao@codesourcery.com>

	* arm-tdep.c: Remove prototype declaration displaced_in_arm_mode.
	(displaced_read_reg): Add `dsc' parameter, remove `from' parameter.
	Use cached result instead of calling displaced_in_arm_mode again.
	(branch_write_pc, alu_write_pc, load_write_pc): Add `dsc' parameter.
	(displaced_write_reg, copy_preload, copy_preload_reg): Callers update.
	(cleanup_copro_load_store, copy_copro_load_store): Likewise.
	(cleanup_branch, copy_bx_blx_reg, copy_alu_imm): Likewise.
	(cleanup_alu_reg, copy_alu_reg, cleanup_alu_shifted_reg): Likewise.
	(copy_alu_shifted_reg, cleanup_load, cleanup_store): Likewise.
	(copy_extra_ld_st, copy_ldr_str_ldrb_strb): Likewise.
	(cleanup_block_load_all, cleanup_block_store_pc): Likewise.
	(cleanup_block_load_pc, copy_block_xfer): Likewise.
	* arm-linux-tdep.c (arm_linux_copy_svc): Callers update.
	(arm_catch_kernel_helper_return): Likewise.
	* gdb/arm-tdep.h : Update function declarations.