IBM PowerPC 750GX User Manual page 243

Table 6-8. Floating-Point Instructions
Instruction Mnemonic
Floating Multiply-
fmsubs[.]
Subtract Single
Floating Multiply-
fmsub[.]
Subtract
Floating Multiply Single fmuls[.]
Floating Multiply
Floating Negative
fnabs[.]
Absolute Value
Floating Negate
Floating Negative
fnmadds[.]
Multiply-Add Single
Floating Negative
fnmadd[.]
Multiply-Add
Floating Negative
fnmsubs[.]
Multiply-Subtract Single
Floating Negative
fnmsub[.]
Multiply-Subtract
Floating Reciprocal
Estimate Single
Floating Round to
Single-Precision
Floating Reciprocal
frsqrte[.]
Square Root Estimate
Floating Select
Floating Subtract Single fsubs[.]
Floating Subtract
Move to Condition
Register from FPSCR
Move From FPSCR
Move To FPSCR Bit 0 mtfsb0[.]
Move To FPSCR Bit 1 mtfsb1[.]
Move To FPSCR Field
mtfsfi[.]
Immediate
Move To FPSCR Fields mtfsf[.]
gx_06.fm.(1.2)
March 27, 2006
(Page 2 of 2)
Primary Extended
Opcode
59
63
59
fmul[.] 63
63
fneg[.] 63
59
63
59
63
fres[.] 59
frsp[.] 63
63
fsel[.] 63
59
fsub[.] 63
mcrfs 63
mffs[.] 63
63
63
63
63
IBM PowerPC 750GX and 750GL RISC Microprocessor
Unit
Opcode
28 FPU
28 FPU
25 FPU
25 FPU
136 FPU
40 FPU
31 FPU
31 FPU
30 FPU
30 FPU
24 FPU
12 FPU
26 FPU
23 FPU
20 FPU
20 FPU
64 FPU
583 FPU
70 FPU
38 FPU
134 FPU
711 FPU
User's Manual
Cycles Serialization
1-1-1 —
2-1-1 —
1-1-1 —
2-1-1 —
1-1-1 —
1-1-1 —
1-1-1 —
2-1-1 —
1-1-1 —
2-1-1 —
2-1-1 —
1-1-1 —
2-1-1 —
1-1-1 —
1-1-1 —
1-1-1 —
1-1-1 Execution
1-1-1 Execution
3 —
3 —
3 —
3 —
Instruction Timing
Page 243 of 377