Re: Speed regression (m68k)

2009-06-15 Thread ami_stuff
Hi, > I assume that you are measuring the speed of the compiled code, not the > speed of the compiler itself. Yes. > Can you open a bug report about this, > with enough information for other people to reproduce the results (e.g., > pointer to source code being compiled and input file(s)). Done.

Re: Speed regression (m68k)

2009-06-15 Thread Ian Lance Taylor
ami_stuff writes: > I notice about 20% speed regression with GCC 4.4.0 PNGCrush build compared to > GCC 3.4.0 build (Amiga 68...@50mhz). > > CFLAGS = -I. -DNO_FSEEKO -O2 -fomit-frame-pointer -Wall -m68060 -s > > Here are the results: > > GCC 3.4.0: > > CPU time used = 267.340 seconds (decoding

Speed regression (m68k)

2009-06-13 Thread ami_stuff
Hi, I notice about 20% speed regression with GCC 4.4.0 PNGCrush build compared to GCC 3.4.0 build (Amiga 68...@50mhz). CFLAGS = -I. -DNO_FSEEKO -O2 -fomit-frame-pointer -Wall -m68060 -s Here are the results: GCC 3.4.0: CPU time used = 267.340 seconds (decoding 16.940, encoding 247.800, other