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Re: [avr-gcc-list] Avr-libc Floating Point Problem
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From: |
Thomas D. Dean |
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Subject: |
Re: [avr-gcc-list] Avr-libc Floating Point Problem |
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Date: |
Fri, 14 Jan 2011 16:37:03 -0800 |
On Fri, 2011-01-14 at 15:33 -0800, Thomas D. Dean wrote:
I fixed my code and, now see
func value time(usec)
sprintf 3.141593 154.250000
Ftcnt1 21740.000000 3.312500
Fmul 68298.227000 10.187500
Fadd 90038.227000 7.875000
Fdiv 0.758547 30.250000
Fsin 0.180126 121.500000
Llint 4015 2.002692 < value cast to uint32_t
Fatan 0.648949 169.687500
This seems reasonable...
Now, on to the uM-FPU. I will post those results, if anyone is
interested.
tomdean
Re: [avr-gcc-list] Avr-libc Floating Point Problem, Paulo Marques, 2011/01/17