4
CPU OVERVIEW
34
4.8.8
vrcp
vrcp
Reciprocal (Single/Pair/Triple/Quad)
vfpu_regs[%vfpu_rd] <- 1.0 / vfpu_regs[%vfpu_rs]
vrcp.s %vfpu_rd, %vfpu_rs
calculate reciprocal (1/z) on single
vrcp.p %vfpu_rd, %vfpu_rs
calculate reciprocal (1/z) on pair
vrcp.t %vfpu_rd, %vfpu_rs
calculate reciprocal (1/z) on triple
vrcp.q %vfpu_rd, %vfpu_rs
calculate reciprocal (1/z) on quad
%vfpu_rd
VFPU Vector Target Register ([s|p|t|q]reg 0..127)
%vfpu_rs
VFPU Vector Source Register ([s|p|t|q]reg 0..127)
4.8.9
vexp2
vexp2
Exp2 (Single/Pair/Triple/Quad) (calculate 2 raised to the specified real number)
vfpu_regs[%vfpu_rd] <- 2^(vfpu_regs[%vfpu_rs])
vexp2.s %vfpu_rd, %vfpu_rs
calculate 2 ** y
vexp2.p %vfpu_rd, %vfpu_rs
calculate 2 ** y
vexp2.t %vfpu_rd, %vfpu_rs
calculate 2 ** y
vexp2.q %vfpu_rd, %vfpu_rs
calculate 2 ** y
%vfpu_rd
VFPU Vector Target Register ([s|p|t|q]reg 0..127)
%vfpu_rs
VFPU Vector Source Register ([s|p|t|q]reg 0..127)
4.8.10
vlog2
vlog2
Log2 (Single/Pair/Triple/Quad) (calculate logarithm base 2 of the specified real number)
vfpu_regs[%vfpu_rd] <- log2(vfpu_regs[%vfpu_rs])
vlog2.s %vfpu_rd, %vfpu_rs
vlog2.p %vfpu_rd, %vfpu_rs
vlog2.t %vfpu_rd, %vfpu_rs
vlog2.q %vfpu_rd, %vfpu_rs
%vfpu_rd
VFPU Vector Target Register ([s|p|t|q]reg 0..127)
%vfpu_rs
VFPU Vector Source Register ([s|p|t|q]reg 0..127)
4.8.11
vsqrt
vsqrt
SquareRoot (Single/Pair/Triple/Quad)
vfpu_regs[%vfpu_rd] <- sqrt(vfpu_regs[%vfpu_rs])
vsqrt.s %vfpu_rd, %vfpu_rs
calculate square root
vsqrt.p %vfpu_rd, %vfpu_rs
calculate square root
vsqrt.t %vfpu_rd, %vfpu_rs
calculate square root
vsqrt.q %vfpu_rd, %vfpu_rs
calculate square root
%vfpu_rd
VFPU Vector Target Register ([s|p|t|q]reg 0..127)
%vfpu_rs
VFPU Vector Source Register ([s|p|t|q]reg 0..127)
Summary of Contents for PlayStationPortable
Page 114: ...12 AUDIO PROCESSING 114 12 Audio Processing 12 1 Overview 44100 Hz Sample Frequency ...
Page 116: ...14 WLAN 116 14 WLAN ...
Page 117: ...15 USB PORT 117 15 USB Port ...
Page 118: ...16 UMD 118 16 UMD ...
Page 119: ...17 MEMORY STICK 119 17 Memory Stick ...
Page 128: ...21 FLASH MEMORY STRUCTURE FLASH1 128 21 Flash Memory Structure flash1 DIC REGISTRY VSH THEME ...
Page 141: ...28 IPL 141 28 IPL ...