This involved renaming the rather general-sounding "enum direction" to "enum pad_direction" to avoid a conflict with the Fortran frontend. 2017-09-04 Richard Sandiford <richard.sandiford@linaro.org> Alan Hayward <alan.hayward@arm.com> David Sherwood <david.sherwood@arm.com> gcc/ * coretypes.h (pad_direction): New enum. * defaults.h (DEFAULT_FUNCTION_ARG_PADDING): Delete. (FUNCTION_ARG_PADDING): Likewise. * target.def (function_arg_padding): New hook. * targhooks.h (default_function_arg_padding): Declare. * targhooks.c (default_function_arg_padding): New function. * doc/tm.texi.in (FUNCTION_ARG_PADDING): Replace with... (TARGET_FUNCTION_ARG_PADDING): ...this. * doc/tm.texi: Regenerate. * calls.c (store_unaligned_arguments_into_pseudos): Use pad_direction instead of direction. (compute_argument_addresses): Likewise. (load_register_parameters): Likewise. (emit_library_call_value_1): Likewise. (store_one_arg): Use targetm.calls.function_arg_padding instead of FUNCTION_ARG_PADDING. (must_pass_in_stack_var_size_or_pad): Likewise. * expr.c (emit_group_load_1): Use pad_direction instead of direction. (emit_group_store): Likewise. (emit_single_push_insn_1): Use targetm.calls.function_arg_padding instead of FUNCTION_ARG_PADDING. (emit_push_insn): Likewise, and propagate enum change throughout function. * function.h (direction): Delete. (locate_and_pad_arg_data::where_pad): Use pad_direction instead of direction. * function.c (assign_parm_find_stack_rtl): Likewise. (assign_parm_setup_block_p): Likewise. (assign_parm_setup_block): Likewise. (gimplify_parameters): Likewise. (locate_and_pad_parm): Use targetm.calls.function_arg_padding instead of FUNCTION_ARG_PADDING, and propagate enum change throughout function. * config/aarch64/aarch64.h (FUNCTION_ARG_PADDING): Delete. (BLOCK_REG_PADDING): Use pad_direction instead of direction. * config/aarch64/aarch64-protos.h (aarch64_pad_arg_upward): Delete. * config/aarch64/aarch64.c (aarch64_pad_arg_upward): Replace with... (aarch64_function_arg_padding): ...this new function. (aarch64_gimplify_va_arg_expr): Use pad_direction instead of direction. (TARGET_FUNCTION_ARG_PADDING): Redefine. * config/arm/arm.h (FUNCTION_ARG_PADDING): Delete. (BLOCK_REG_PADDING): Use pad_direction instead of direction. * config/arm/arm-protos.h (arm_pad_arg_upward): Delete. * config/arm/arm.c (TARGET_FUNCTION_ARG_PADDING): Redefine. (arm_pad_arg_upward): Replace with... (arm_function_arg_padding): ...this new function. * config/c6x/c6x.h (BLOCK_REG_PADDING): Use pad_direction instead of direction. * config/ia64/hpux.h (FUNCTION_ARG_PADDING): Delete. * config/ia64/ia64-protos.h (ia64_hpux_function_arg_padding): Delete. * config/ia64/ia64.c (TARGET_FUNCTION_ARG_PADDING): Redefine. (ia64_hpux_function_arg_padding): Replace with... (ia64_function_arg_padding): ...this new function. Use pad_direction instead of direction. Check for TARGET_HPUX. * config/iq2000/iq2000.h (FUNCTION_ARG_PADDING): Delete. * config/iq2000/iq2000.c (TARGET_FUNCTION_ARG_PADDING): Redefine. (iq2000_function_arg_padding): New function. * config/mips/mips-protos.h (mips_pad_arg_upward): Delete. * config/mips/mips.c (mips_pad_arg_upward): Replace with... (mips_function_arg_padding): ...this new function. (mips_pad_reg_upward): Update accordingly. (TARGET_FUNCTION_ARG_PADDING): Redefine. * config/mips/mips.h (PAD_VARARGS_DOWN): Use targetm.calls.function_arg_padding. (FUNCTION_ARG_PADDING): Delete. (BLOCK_REG_PADDING): Use pad_direction instead of direction. * config/nios2/nios2.h (FUNCTION_ARG_PADDING): Delete. (PAD_VARARGS_DOWN): Use targetm.calls.function_arg_padding. * config/nios2/nios2-protos.h (nios2_function_arg_padding): Delete. (nios2_block_reg_padding): Return pad_direction instead of direction. * config/nios2/nios2.c (nios2_block_reg_padding): Return pad_direction instead of direction. (nios2_function_arg_padding): Likewise. Make static. (TARGET_FUNCTION_ARG_PADDING): Redefine. * config/pa/pa.h (FUNCTION_ARG_PADDING): Delete. (BLOCK_REG_PADDING): Use targetm.calls.function_arg_padding. * config/pa/pa-protos.h (pa_function_arg_padding): Delete. * config/pa/pa.c (TARGET_FUNCTION_ARG_PADDING): Redefine. (pa_function_arg_padding): Make static. Return pad_direction instead of direction. * config/powerpcspe/powerpcspe.h (FUNCTION_ARG_PADDING): Delete. (PAD_VARARGS_DOWN): Use targetm.calls.function_arg_padding. * config/powerpcspe/aix.h (BLOCK_REG_PADDING): Use pad_direction instead of direction. Use targetm.calls.function_arg_padding. * config/powerpcspe/darwin.h (BLOCK_REG_PADDING): Likewise. * config/powerpcspe/freebsd64.h (BLOCK_REG_PADDING): Likewise. * config/powerpcspe/linux64.h (BLOCK_REG_PADDING): Likewise. * config/powerpcspe/powerpcspe-protos.h (function_arg_padding): Delete. * config/powerpcspe/powerpcspe.c (TARGET_FUNCTION_ARG_PADDING): Redefine. (function_arg_padding): Rename to... (rs6000_function_arg_padding): ...this. Make static. Return pad_direction instead of direction. (rs6000_return_in_msb): Use rs6000_function_arg_padding. * config/rs6000/rs6000.h (FUNCTION_ARG_PADDING): Delete. (PAD_VARARGS_DOWN): Use targetm.calls.function_arg_padding. * config/rs6000/aix.h (BLOCK_REG_PADDING): Use pad_direction instead of direction. Use targetm.calls.function_arg_padding. * config/rs6000/darwin.h (BLOCK_REG_PADDING): Likewise. * config/rs6000/freebsd64.h (BLOCK_REG_PADDING): Likewise. * config/rs6000/linux64.h (BLOCK_REG_PADDING): Likewise. * config/rs6000/rs6000-protos.h (function_arg_padding): Delete. * config/rs6000/rs6000.c (TARGET_FUNCTION_ARG_PADDING): Redefine. (function_arg_padding): Rename to... (rs6000_function_arg_padding): ...this. Make static. Return pad_direction instead of direction. (rs6000_return_in_msb): Use rs6000_function_arg_padding. * config/s390/s390.h (FUNCTION_ARG_PADDING): Delete. * config/s390/s390.c (s390_function_arg_padding): New function. (TARGET_FUNCTION_ARG_PADDING): Redefine. * config/sparc/sparc.h (FUNCTION_ARG_PADDING): Delete. * config/sparc/sparc-protos.h (function_arg_padding): Delete. * config/sparc/sparc.c (TARGET_FUNCTION_ARG_PADDING): Redefine. (function_arg_padding): Rename to... (sparc_function_arg_padding): ...this. Make static. Return pad_direction instead of direction. * config/spu/spu.h (FUNCTION_ARG_PADDING): Delete. * config/spu/spu.c (spu_function_arg_padding): New function. (TARGET_FUNCTION_ARG_PADDING): Redefine. * system.h (FUNCTION_ARG_PADDING): Poison. Co-Authored-By: Alan Hayward <alan.hayward@arm.com> Co-Authored-By: David Sherwood <david.sherwood@arm.com> From-SVN: r251648
