config.gcc: Add an extra_header for ARM targets. ...
* config.gcc: Add an extra_header for ARM targets.
Support configuring with --with-cpu=iwmmxt.
* doc/invoke.texi: Document new value for -mcpu= ARM switch.
* config/arm/aof.h (REGISTER_NAMES): Add iwmmxt register
names. Fix formatting.
* config/arm/aout.h (REGISTER_NAMES): Add iwmmxt register
names.
* config/arm/arm-protos.h (arm_emit_vector_const): New
prototype.
(arm_output_load_gr): New prototype.
* config/arm/arm.c (extra_reg_names1): Delete.
(TARGET_INIT_BUILTINS, TARGET_EXPAND_BUILTIN, FL_IWMMXT,
* arch_is_iwmmxt): Define.
(all_cores, all_architecture): Add entry for iwmmxt.
(arm_override_options): Add support for iwmmxt.
(use_return_insn, arm_function_arg, arm_legitimate_index_p,
arm_print_value, arm_rtx_costs_1, output_move_double,
arm_compute_save_reg_mask, arm_output_epilogue,
arm_get_frame_size, arm_expand_prologue, arm_print_operand,
arm_assemble_integer, arm_hard_regno_ok, arm_regno_class):
Likewise.
(arm_init_cumulative_args): Count iwmmxt registers.
(arm_function_ok_for_sibcall): Return false of sibcall_blocked
has been set.
(struct minipool_node): Add fix_size field.
(add_minipool_forward_ref): Add support for 8-byte aligning of
the pool.
(add_minipool_backward_ref, add_minipool_offsets,
dump_minipool, push_minipool_fix): Likewise.
(struct builtin_description): New struct.
(builtin_description): New array of iwmmxt builtin functions.
(arm_init_iwmmxt_builtins): New function.
(arm_init_builtins): New function.
(safe_vector_operand): New function.
(arm_expand_binop_builtin): New function.
(arm_expand_unop_builtin): New function.
(arm_expand_builtin): New function.
(arm_emit_vector_const): New function.
(arm_output_load_gr): New function.
* config/arm/arm.h (TARGET_CPU_iwmmxt, TARGET_IWMMXT,
TARGET_REALLY_IWMMXT, arm_arch_iwmmxt, IWMMXT_ALIGNMENT,
TYPE_NEEDS_IWMMXT_ALIGNMENT, ADJUST_FIELD_ALIGN,
DATA_ALIGNMENT, LOCAL_ALIGNMENT, VECTOR_MODE_SUPPORTED_P): Define.
(BIGGEST_ALIGNMENT): Set to 64 if ATPCS support is enabled.
(CPP_CPU_ARCH_SPEC): Add entries for iwmmxt.
(FIXED_REGISTERS, CALL_USED_REGISTERS, REG_ALLOC_ORDER,
reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS,
REG_CLASS_FOR_LETTER): Add iwmmxt registers.
(SUBTARGET_CONDITIONAL_REGISTER_USAGE): Disable iwmmxt
registers unless the iwmmxt target is selected.
(FIRST_IWMMXT_GR_REGNUM, LAST_IWMMXT_GR_REGNUM,
FIRST_IWMMXT_REGNUM, LAST_IWMMXT_REGNUM, IS_IWMMXT_REGNUM,
IS_IWMMXT_GR_REGNUM): Define.
(FIRST_PSEUDO_REGISTER): Bump to 63.
(struct machine_function): Add sibcall_blocked field.
(Struct CUMULATIVE_ARGS): Add iwmmxt_nregs, named_count and
nargs fields.
(enum arm_builtins): New enum list.
* config/arm/arm.md (UNSPEC_WSHUFH, UNSPEC_WACC,
UNSPEC_TMOVMSK, UNSPEC_WSAD, UNSPEC_WSADZ, UNSPEC_WMACS,
UNSPEC_WMACU, UNSPEC_WMACSZ, UNSPEC_WMACUZ, UNSPEC_CLRDI,
UNSPEC_WMADDS, UNSPEC_WMADDU): New unspecs.
(VUNSPEC_TMRC, VUNSPEC_TMCR, VUNSPEC_ALIGN8, VUNSPEC_WCMP_EQ,
VUNSPEC_WCMP_GTU, VUNSPEC_WCMP_GT): New vunspecs.
(movv2si, movv4hi, movv8qi): New expands for vector moves.
Include iwmmxt.md.
* config/arm/t-xscale-elf (MULTILIB_OPITONS): Add iwmmxt
multilib.
(MULTILIB_DIRNAMES, MULTILIB_REDUNDANT_DIRS): Likewise.
* config/arm/mmintrin.h: New ARM specific header file.
* config/arm/iwmmx.md: New iWMMXt specific machine patterns.
From-SVN: r68157
5a9335ef01