35.1.3. POWER PC

 
  THIS SECTION IS UNDER CONSTRUCTION  
 

  

  


PowerPC 601:
  


Power PC 602:
  


Power PC 604e:
  


G4:
  





  
  Эволюция 
 
Power PC
(32-bit):
		601 ['93] --- > 601v ['94]  ---> 602 ['95]
	         |
		 V
		603  ['94]--- > 603e ['95], 603q ['96]
		 |
		 V
		604  ['94] --- > 604e ['96]
		 |
		 V
		740 (G3) ['97] --> 704 ['97]
		 |
		 V
		750 (G3) ['97]
		 |
		 V
		7400 (G4) ['99]		+AltiVec
		 |
		 V
		74XX (G4+)  ['01]





Power PC
(64-bit):
		620 ['95]
		 |
		 V
		630 (POWER 3) ['98]
		 |
		 V
		970  G5 ['99]



  
  Регистры 
 

 -----------------------------------------------------------------
	r0  - r31	Integer Registers
	fr0 - fr32	Floating Point Register
	sp
	cr		condition register
	fpscr		fp status & conditional reg.
	xer  (spr1)	
	lr   (spr8)	link register
	ctr  (spr9)	count register
	 	
	
	Zero register:
	Direction:	------------->
		PPC	OP	rd,rs1,rs2
	Memory access:	offset(base)
			l	r31,-4(SP)
	Immediate values: num	
			mov	1,r4
	Byte order:	Big endian
	Instruction Len:	fixed 32-bit
	 -----------------------------------------------------------------

Форматы обращения к памяти:
		disp16(Rb)
		disp16(Rb)	with update Rb to Rb+disp16  
				(this select by menmonic)
		Ra,Rb		with update Ra to Ra+Rb
		Ra,Rb

  




  
  Особенности 
 
	RISC микропроцессор
	Big-endian	
	Расширения Multimedia: AltiVec (G4) integer/fp