* config/rl78/rl78-opts.h (enum rl78_mul_types): Add MUL_G14 and
MUL_UNINIT.
(enum rl78_cpu_type): New.
* config/rl78/rl78-virt.md (attr valloc): Add divhi and divsi.
(umulhi3_shift_virt): Remove m constraint from operand 1.
(umulqihi3_virt): Likewise.
* config/rl78/rl78.c (rl78_option_override): Add code to process
-mcpu and -mmul options.
(rl78_alloc_physical_registers): Add code to handle divhi and
divsi valloc attributes.
(set_origin): Likewise.
* config/rl78/rl78.h (RL78_MUL_G14): Define.
(TARGET_G10, TARGET_G13, TARGET_G14): Define.
(TARGET_CPU_CPP_BUILTINS): Define __RL78_MUL_xxx__ and
__RL78_Gxx__.
(ASM_SPEC): Pass -mcpu on to assembler.
* config/rl78/rl78.md (mulqi3): Add a clobber of AX.
(mulqi3_rl78): Likewise.
(mulhi3_g13): Likewise.
(mulhi3): Generate the G13 or G14 versions of the insn directly.
(mulsi3): Likewise.
(mulhi3_g14): Add clobbers of AX and BC.
(mulsi3_g14): Likewise.
(mulsi3_g13): Likewise.
(udivmodhi4, udivmodhi4_g14, udivmodsi4): New patterns.
(udivmodsi4_g14, udivmodsi4_g13): New patterns.
* config/rl78/rl78.opt (mmul): Initialise value to
RL78_MUL_UNINIT.
(mcpu): New option.
(m13, m14, mrl78): New option aliases.
* config/rl78/t-rl78 (MULTILIB_OPTIONS): Add mg13 and mg14.
(MULTILIB_DIRNAMES): Add g13 and g14.
* doc/invoke.texi: Document -mcpu and -mmul options.
* config/rl78/divmodhi.S: Add G14 and G13 versions of the __divhi3
and __modhi3 functions.
* config/rl78/divmodso.S: Add G14 and G13 versions of the
__divsi3, __udivsi3, __modsi3 and __umodsi3 functions.
From-SVN: r222142
