On Fri, Aug 24, 2018 at 03:56:27PM +0200, Uros Bizjak wrote:
> 2018-08-23 Uros Bizjak <ubiz...@gmail.com>
>
> * emit-rtl.c (init_emit_once): Do not emit MODE_POINTER_BOUNDS RTXes.
> * emit-rtl.h (rtl_data): Remove return_bnd.
> * explow.c (trunc_int_for_mode): Do not handle POINTER_BOUNDS_MODE_P.
> * function.c (diddle_return_value): Do not handle crtl->return_bnd.
> * genmodes.c (complete_mode): Do not handle MODE_POINTER_BOUNDS.
> (POINTER_BOUNDS_MODE): Remove definition.
> (make_pointer_bounds_mode): Remove.
> (get_mode_class): Do not handle MODE_POINTER_BOUNDS.
> * machmode.h (POINTER_BOUNDS_MODE_P): Remove definition.
> (scalare_mode::includes_p): Do not handle MODE_POINTER_BOUNDS.
> * mode-classes.def: Do not define MODE_POINTER_BOUNDS.
> * stor-layout.c (int_mode_for_mode): Do not handle MODE_POINTER_BOUNDS.
> * tree-core.h (enum tree_index): Remove TI_POINTER_BOUNDS_TYPE.
> * varasm.c (output_constant_pool_2): Do not handle MODE_POINTER_BOUNDS.
>
> * config/i386/i386-modes.def (BND32, BND64): Remove.
> * config/i386/i386.c (dbx_register_map): Remove bound registers.
> (dbx64_register_map): Ditto.
> (svr4_dbx_register_map): Ditto.
> (indirect_thunk_bnd_needed): Remove.
> (indirect_thunks_bnd_used): Ditto.
> (indirect_return_bnd_needed): Ditto.
> (indirect_return_via_cx_bnd): Ditto.
> (enum indirect_thunk_prefix): Remove indirect_thunk_prefix_bnd.
> (indirect_thunk_name): Remove handling of indirect_thunk_prefix_bnd.
> (output_indirect_thunk): Ditto. Remove need_prefix argument.
> (output_indirect_thunk_function): Remove handling of
> indirect_return_bnd_needed, indirect_return_via_cx_bnd,
> indirect_thunk_bnd_needed and indirect_thunks_bnd_used variables.
> (ix86_save_reg): Remove handling of crtl->return_bnd.
> (ix86_legitimate_constant_p): Remove handling of POINTER_BOUNDS_MODE_P.
> (ix86_print_operand_address_as): Remove handling of UNSPEC_BNDMK_ADDR
> and UNSPEC_BNDLX_ADDR.
> (ix86_output_indirect_branch_via_reg): Remove handling of
> indirect_thunk_prefix_bnd.
> (ix86_output_indirect_branch_via_push): Ditto.
> (ix86_output_function_return): Ditto.
> (ix86_output_indirect_function_return): Ditto.
> (avoid_func_arg_motion): Do not handle UNSPEC_BNDSTX.
> * config/i386/i386.h (FIXED_REGISTERS): Remove bound registers.
> (CALL_USED_REGISTERS): Ditto.
> (REG_ALLOC_ORDER): Update for removal of bound registers.
> (HI_REGISTER_NAMES): Ditto.
> * config/i386/i386.md (UNSPEC_BNDMK, UNSPEC_BNDMK_ADDR, UNSPEC_BNDSTX)
> (UNSPEC_BNDLDX, UNSPEC_BNDLDX_ADDR, UNSPEC_BNDCL, UNSPEC_BNDCU)
> (UNSPEC_BNDCN, UNSPEC_MPX_FENCE): Remove.
> (BND0_REG, BND1_REG, BND2_REG, BND3_REG): Remove
> (FIRST_PSEUDO_REG): Update.
> (BND): Remove mode iterator.
> * config/i386/predicates.md (bnd_mem_operator): Remove.
>
> Bootstrapped and regression tested on x86_64-linux-gnu {,-m32}.
>
> OK for mainline?
OPk, thanks.
Jakub
