diff options
| author | pbrook <pbrook@138bc75d-0d04-0410-961f-82ee72b054a4> | 2006-01-22 15:01:02 +0000 |
|---|---|---|
| committer | pbrook <pbrook@138bc75d-0d04-0410-961f-82ee72b054a4> | 2006-01-22 15:01:02 +0000 |
| commit | 58c23110615071a5addd5f14bb287f568eef7b4d (patch) | |
| tree | c6dcb5bb9c43aba31c2d1769effa3ba9552b9441 /gcc/config/m68k/m68k.opt | |
| parent | 80111498c098f10a17a0d6645f0d065ccc5ad145 (diff) | |
| download | gcc-58c23110615071a5addd5f14bb287f568eef7b4d.tar.gz | |
2006-01-22 Paul Brook <paul@codesourcery.com>
Peter Barada <peter@the-baradas.com>
* config/m68k/m68k.md: Add Coldfire FPU support.
Define FP mode macro and associated attributes.
Use it for float mode patterns.
* config/m68k/linux.h (FUNCTION_VALUE): Use m68k_function_value.
(LIBCALL_VALUE): Use m68k_libcall_value.
* config/m68k/m68k-protos.h (m68k_libcall_value): Add prototype.
(m68k_function_value): Ditto.
(emit_move_sequence): Ditto.
* config/m68k/m68kemb.h (LIBCALL_VALUE): Use m68k_libcall_value.
* config/m68k/m68k-none.h (ASM_SPEC): Add mcfv4e.
* config/m68k/t-m68kelf (MULTILIB_OPTIONS): Add mcfv4e.
(MULTILIB_EXCEPTIONS): Ditto.
* config/m68k/m68k.opt: Add mcfv4e.
* config/m68k/m68k.c (m68k_handle_option): Handle OPT_mcfv4e.
(m68k_compute_frame_layout): Include space for ColdFire FPU regs.
(m68k_output_function_prologue): Save ColdFire FPU registers.
(m68k_output_function_epilogue): Restore ColdFire FPU registers.
(force_mode, fp_reg_operand, emit_move_sequence): New functions.
(m68k_regno_mode_ok): Don't allow types larget than 8 bytes in
ColdFire FPU registers.
(m68k_libcall_value, m68k_function_value): New functions.
* config/m68k/netbsd-elf.h (FUNCTION_VALUE): Use m68k_function_value.
(LIBCALL_VALUE): Use m68k_libcall_value.
* config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define __mcfv4e__.
(MASK_COLDFIRE): Add MASK_CFV4E.
(TARGET_COLDFIRE_FPU, TARGET_HARD_FLOAT, TARGET_FP_REG_SIZE): New.
(MODES_TIEABLE_P): Use TARGET_HARD_FLOAT.
(REG_CLASS_FROM_LETTER, PREFERRED_RELOAD_CLASS): Ditto.
(GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Define.
(GO_IF_LEGITIMATE_ADDRESS): Use it.
(LEGITIMIZE_ADDRESS): Handle ColdFire FPU addresses.
* doc/invoke.tex: Document -mcfv4e on m68k.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@110091 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'gcc/config/m68k/m68k.opt')
| -rw-r--r-- | gcc/config/m68k/m68k.opt | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/gcc/config/m68k/m68k.opt b/gcc/config/m68k/m68k.opt index 08c48bd27de..ec2c46655e7 100644 --- a/gcc/config/m68k/m68k.opt +++ b/gcc/config/m68k/m68k.opt @@ -1,6 +1,6 @@ ; Options for the Motorola 68000 port of the compiler. -; Copyright (C) 2005 Free Software Foundation, Inc. +; Copyright (C) 2005, 2006 Free Software Foundation, Inc. ; ; This file is part of GCC. ; @@ -39,6 +39,10 @@ m5407 Target RejectNegative Mask(CFV4) Generate code for a 5407 +mcfv4e +Target RejectNegative Mask(CFV4E) +Generate code for a ColdFire v4e + m68000 Target RejectNegative Generate code for a 68000 |