EBC Complier Presentation - UEFI

More documents

Recommendations

Info

Registers cont.• General purpose RegistersIndexRegister0 R01-3 R1-R3R34-7 R4-R7R7DescriptionPoints to the top of the stackPreserved across callsScratch, not preserved acrosscalls• Special RegistersIndexRegisterDescription0 FLAGS 0 : Condition Code, 1..63Reserved1 IPPoints to current instruction2..7 ReservedNot defined10
Instruction Encoding• Opcode operand1 operand2BitSym0-5 OpDescriptionThe opcode of theinstruction6 W Width7 I Immediate data Present11
Page 4 and 5: Source Language• Run on various p
Page 6 and 7: Language Examples(1)main(){int *xp,
Page 8 and 9: Virtual Machine• Registers• Ins
Page 12 and 13: Operand Register Encoding• [@]RnB
Page 14 and 15: Instruction Set• Program Flow•
Page 16 and 17: Program Flow Instructions• Break
Page 18 and 19: Program Flow Instructions• JMP64
Page 20 and 21: Program Flow Instructions• JMP8By
Page 22 and 23: Program Flow Instructions• CALLBy
Page 24 and 25: CompareOpcodecc5/45 eq6/46 lte7/47
Page 26 and 27: Compare• CMPI[32|64]cc R1,[Imm16|
Page 28 and 29: Data ManipulationOpcodeDescription2
Page 30 and 31: Data Movement• MOV[s][n][B|W|D|Q]
Page 32 and 33: Data MovementOpcodeDescription37 MO
Page 34 and 35: Data MovementByteMOVI/MOVInMOVInDes
Page 36 and 37: Data MovementByteDescription0BitDes
Page 38 and 39: Special Register MoveSTORESP R1,SP1
Page 40 and 41: Calling convention• CDECL only- R
Page 42 and 43: Language Examples(1)main(){}int *xp
Page 44: Demo

EBC Complier Presentation - UEFI

Create successful ePaper yourself

Delete template?

Save as template?