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SH7708 数据表(PDF) 53 Page - Renesas Technology Corp

部件名 SH7708
功能描述  SuperH??RISC engine
PDF  633 Pages
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制造商  RENESAS [Renesas Technology Corp]
网页  http://www.renesas.com
标志 RENESAS - Renesas Technology Corp

SH7708 数据表(HTML) 53 Page - Renesas Technology Corp

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35
Table 2.7 lists the SH7708 Series arithmetic instructions.
Table 2.7
Arithmetic Instructions
Instruction
Operation
Code
Privileged
Mode
Cycles T Bit
ADD
Rm,Rn
Rn + Rm
→ Rn
0011nnnnmmmm1100
—1
ADD
#imm,Rn
Rn + imm
→ Rn
0111nnnniiiiiiii
—1
ADDC
Rm,Rn
Rn + Rm + T
→ Rn,
Carry
→ T
0011nnnnmmmm1110
1
Carry
ADDV
Rm,Rn
Rn + Rm
→ Rn,
Overflow
→ T
0011nnnnmmmm1111
1
Overflow
CMP/EQ
#imm,R0
If R0 = imm, 1
→ T
10001000iiiiiiii
1
Comparison
result
CMP/EQ
Rm,Rn
If Rn = Rm, 1
→ T
0011nnnnmmmm0000
1
Comparison
result
CMP/HS
Rm,Rn
If Rn
≥ Rm with
unsigned data, 1
→ T
0011nnnnmmmm0010
1
Comparison
result
CMP/GE
Rm,Rn
If Rn
≥ Rm with signed
data, 1
→ T
0011nnnnmmmm0011
1
Comparison
result
CMP/HI
Rm,Rn
If Rn > Rm with
unsigned data, 1
→ T
0011nnnnmmmm0110
1
Comparison
result
CMP/GT
Rm,Rn
If Rn > Rm with signed
data, 1
→ T
0011nnnnmmmm0111
1
Comparison
result
CMP/PZ
Rn
If Rn
≥ 0, 1 → T
0100nnnn00010001
1
Comparison
result
CMP/PL
Rn
If Rn > 0, 1
→ T
0100nnnn00010101
1
Comparison
result
CMP/STR Rm,Rn
If Rn and Rm have an
equivalent byte, 1
→ T
0010nnnnmmmm1100
1
Comparison
result
DIV1
Rm,Rn
Single-step division
(Rn/Rm)
0011nnnnmmmm0100
1
Calculation
result
DIV0S
Rm,Rn
MSB of Rn
→ Q, MSB
of Rm
→ M, M ^ Q → T
0010nnnnmmmm0111
1
Calculation
result
DIV0U
0
→ M/Q/T
0000000000011001
—1
0



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