Renesas M32R-FPU Manual Do Utilizador
APPENDICES
APPENDICES-4
M32R-FPU Software Manual (Rev.1.01)
mnemonic
function
condition bit (C)
ADD
Rdest,Rsrc
Rdest = Rdest + Rsrc
–
ADD3
Rdest,Rsrc,#imm16
Rdest = Rsrc + (sh)imm16
–
ADDI
Rdest,#imm8
Rdest = Rdest + (sb)imm8
–
ADDV
Rdest,Rsrc
Rdest = Rdest + Rsrc
change
ADDV3
Rdest,Rsrc,#imm16
Rdest = Rsrc + (sh)imm16
change
ADDX
Rdest,Rsrc
Rdest = Rdest + Rsrc + C
change
AND
Rdest,Rsrc
Rdest = Rdest & Rsrc
–
AND3
Rdest,Rsrc,#imm16
Rdest = Rsrc & (uh)imm16
–
BC
pcdisp8
if(C) PC=PC+((sb)pcdisp8<<2)
–
BC
pcdisp24
if(C) PC=PC+((s24)pcdisp24<<2)
–
BCLR
#bitpos,@(disp16,Rsrc) *(sb *)(Rsrc + (sh)disp16) & =
~
(1<<(7-bitpos))
–
BEQ
Rsrc1,Rsrc2,pcdisp16
if(Rsrc1 == Rsrc2) PC=PC+((sh)pcdisp16<<2)
–
BEQZ
Rsrc,pcdisp16
if(Rsrc == 0) PC=PC+((sh)pcdisp16<<2)
–
BGEZ
Rsrc,pcdisp16
if(Rsrc >= 0) PC=PC+((sh)pcdisp16<<2)
–
BGTZ
Rsrc,pcdisp16
if(Rsrc > 0) PC=PC+((sh)pcdisp16<<2)
–
BL
pcdisp8
R14=PC+4,PC=PC+((sb)pcdisp8<<2)
–
BL
pcdisp24
R14=PC+4,PC=PC+((s24)pcdisp24<<2)
–
BLEZ
Rsrc,pcdisp16
if(Rsrc <= 0) PC=PC+((sh)pcdisp16<<2)
–
BLTZ
Rsrc,pcdisp16
if(Rsrc < 0) PC=PC+((sh)pcdisp16<<2)
–
BNC
pcdisp8
if(!C) PC=PC+((sb)pcdisp8<<2)
–
BNC
pcdisp24
if(!C) PC=PC+((s24)pcdisp24<<2)
–
BNE
Rsrc1,Rsrc2,pcdisp16
if(Rsrc1 != Rsrc2) PC=PC+((sh)pcdisp16<<2)
–
BNEZ
Rsrc,pcdisp16
if(Rsrc != 0) PC=PC+((sh)pcdisp16<<2)
–
BRA
pcdisp8
PC=PC+((sb)pcdisp8<<2)
–
BRA
pcdisp24
PC=PC+((s24)pcdisp24<<2)
–
BSET
#bitpos,@(disp16,Rsrc) *(sb *)(Rsrc + (sh)disp16) | = (1<<(7-bitpos))
–
BTST
#bitpos,Rsrc
(Rsrc>>(7-bitpos))&1
change
CLRPSW #imm8
PSW & =
~
imm8 | 0xffffff00
change
CMP
Rsrc1,Rsrc2
(s)Rsrc1 < (s)Rsrc2
change
CMPI
Rsrc,#imm16
(s)Rsrc < (sh)imm16
change
CMPU
Rsrc1,Rsrc2
(u)Rsrc1 < (u)Rsrc2
change
CMPUI
Rsrc,#imm16
(u)Rsrc < (u)((sh)imm16)
change
DIV
Rdest,Rsrc
Rdest = (s)Rdest / (s)Rsrc
–
DIVU
Rdest,Rsrc
Rdest = (u)Rdest / (u)Rsrc
–
FADD
Rdest,Rsrc1,Rsrc2
Rdest = Rsrc1 + Rsrc2
–
FCMP
Rdest,Rsrc1,Rsrc2
Rdest = (Rsrc1 == Rsrc2)?32'h00000000:((Rsrc1<
–
Rsrc2)?{1.31'bx}:{0.31'bx}
FCMPE
Rdest,Rsrc1,Rsrc2
FCMP with Exception when unordered
–
FDIV
Rdest,Rsrc1,Rsrc2
Rdest = Rsrc1 / Rsrc2
–
Appendix 2 Instruction List
The M32R-FPU instruction list is shown below (in alphabetical order).
APPENDIX 2
Appendix 2 Instruction List