This evening I created a mips4 tardist of the latest version of LAME 3.93.1. If you're running a mips3 machine you can still use Marcus Herbert's binary.
Just for fun I ran some tests between Marcus' mips3 build and my own:
Source file: Falling Star in Your Eyes from the album Los Angeles by the Brilliant Green (03'21)
time lame --preset extreme FALLING\ STAR\ IN\ YOUR\ EYES.aiff FALLING\ STAR\ IN\ YOUR\ EYES.mp3
LAME 3.93.1 mips4 (gcc 3.2.1 -O3):
342.721u 1.530s 5:51.81 97.8% 0+0k 0+0io 0pf+0w (351.81 seconds)
LAME 3.93a2 mips3 (gcc 3.0.2):
384.950u 1.531s 6:34.50 97.9% 0+0k 0+0io 0pf+0w (394.50 seconds)
Time difference: 42.69
IRIX64 Mika 6.5 6.5.18f 10151453 IP28FPU: MIPS R10010 Floating Point Chip Revision: 0.0
CPU: MIPS R10000 Processor Chip Revision: 2.5
1 195 MHZ IP28 Processor
Main memory size: 384 Mbytes
Secondary unified instruction/data cache size: 1 Mbyte
Instruction cache size: 32 Kbytes
Data cache size: 32 Kbytes
