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egcs/gcc ChangeLog invoke.texi config/mn10300/ ...
- To: gcc-cvs at gcc dot gnu dot org
- Subject: egcs/gcc ChangeLog invoke.texi config/mn10300/ ...
- From: law at gcc dot gnu dot org
- Date: 2 Dec 1999 00:21:59 -0000
CVSROOT: /cvs/gcc
Module name: egcs
Changes by: law@sourceware.cygnus.com 99/12/01 16:21:59
Modified files:
gcc : ChangeLog invoke.texi
gcc/config/mn10300: mn10300.c mn10300.h mn10300.md t-mn10300
Log message:
* mn10300.c (REG_SAVE_BYTES): Allocate space for AM33 registers.
(asm_file_start): Emit .am33 into assembly file when compiling for
the AM33.
(print_operand_address): Handle POST_INC addresses.
(can_use_return_insn, initial_offset): Check AM33 registers too.
(expand_prologue): Check & save AM33 registers too.
(expand_epilogue): Similarly.
wise.
(REG_CLASS_CONTENTS, REGNO_REG_CLASS): Likewise.
(INDEX_REG_CLASS, REG_CLASS_FROM_LETTER): Likewise.
(REGNO_OK_FOR_INDEX_P, PREFERRED_RELOAD_CLASS): Likewise.
(PREFERRED_OUTPUT_RELOAD_CLASS, LIMIT_RELOAD_CLASS): Likewise.
(REGISTER_MOVE_COST, REGISTER_NAMES): Likewise.
(HAVE_POST_INCREMENT): Define.
(GO_IF_LEGITIMATE_ADDRESS): Allow POST_INC addresses for the AM33.
(GO_IF_MODE_DEPENDENT_ADDRESS): POST_INC is a mode dependent address.
* mn10300.md (movqi, movhi, addsi, subsi): Add AM33 variants.
(mulsi, andsi, iorsi, xorsi, notsi): Likewise.
(ashiftsi, lshiftrtsi, ashiftrtsi): Likewise.
(zero_extend to SI from QI/HI): Likewise.
(sign_extend to SI from QI/HI): Likewise.
(mulsidi3, umulsidi3): New patterns for the AM33.
(tstsi with zero extension from QI/HI): Add AM33 variants.
(movsi, movsf, movdi, movdf): Generate efficient code for the AM33 too.
(return_internal_regs, store_movm): Handle new AM33 registers.
* t-mn10300 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Define.
(LIBGCC, INSTALL_LIBGCC): Likewise.
* invoke.texi: Document new flags.