Kewen Lin <li...@linux.ibm.com> writes:
> This is to remove macros {FLOAT,{,LONG_}DOUBLE}_TYPE_SIZE
> defines in aarch64 port, and add new port specific hook
> implementation aarch64_c_mode_for_floating_type.
>
> gcc/ChangeLog:
>
> * config/aarch64/aarch64.cc (aarch64_c_mode_for_floating_type):
> New function.
> (TARGET_C_MODE_FOR_FLOATING_TYPE): New macro.
> * config/aarch64/aarch64.h (FLOAT_TYPE_SIZE): Remove.
> (DOUBLE_TYPE_SIZE): Likewise.
> (LONG_DOUBLE_TYPE_SIZE): Likewise.
OK, thanks.
Richard
> ---
> gcc/config/aarch64/aarch64.cc | 15 +++++++++++++++
> gcc/config/aarch64/aarch64.h | 6 ------
> 2 files changed, 15 insertions(+), 6 deletions(-)
>
> diff --git a/gcc/config/aarch64/aarch64.cc b/gcc/config/aarch64/aarch64.cc
> index ee12d8897a8..1c1c278fd69 100644
> --- a/gcc/config/aarch64/aarch64.cc
> +++ b/gcc/config/aarch64/aarch64.cc
> @@ -28427,6 +28427,18 @@ aarch64_bitint_type_info (int n, struct bitint_info
> *info)
> return true;
> }
>
> +/* Implement TARGET_C_MODE_FOR_FLOATING_TYPE. Return TFmode for
> + TI_LONG_DOUBLE_TYPE which is for long double type, go with the default
> + one for the others. */
> +
> +static machine_mode
> +aarch64_c_mode_for_floating_type (enum tree_index ti)
> +{
> + if (ti == TI_LONG_DOUBLE_TYPE)
> + return TFmode;
> + return default_mode_for_floating_type (ti);
> +}
> +
> /* Implement TARGET_SCHED_CAN_SPECULATE_INSN. Return true if INSN can be
> scheduled for speculative execution. Reject the long-running division
> and square-root instructions. */
> @@ -30554,6 +30566,9 @@ aarch64_run_selftests (void)
> #undef TARGET_C_BITINT_TYPE_INFO
> #define TARGET_C_BITINT_TYPE_INFO aarch64_bitint_type_info
>
> +#undef TARGET_C_MODE_FOR_FLOATING_TYPE
> +#define TARGET_C_MODE_FOR_FLOATING_TYPE aarch64_c_mode_for_floating_type
> +
> #undef TARGET_EXPAND_BUILTIN
> #define TARGET_EXPAND_BUILTIN aarch64_expand_builtin
>
> diff --git a/gcc/config/aarch64/aarch64.h b/gcc/config/aarch64/aarch64.h
> index bbf11faaf4b..2064c23f961 100644
> --- a/gcc/config/aarch64/aarch64.h
> +++ b/gcc/config/aarch64/aarch64.h
> @@ -96,12 +96,6 @@
>
> #define LONG_LONG_TYPE_SIZE 64
>
> -#define FLOAT_TYPE_SIZE 32
> -
> -#define DOUBLE_TYPE_SIZE 64
> -
> -#define LONG_DOUBLE_TYPE_SIZE 128
> -
> /* This value is the amount of bytes a caller is allowed to drop the stack
> before probing has to be done for stack clash protection. */
> #define STACK_CLASH_CALLER_GUARD 1024
