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Altera_Forum
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12 years ago

using the FPU on Cortex A9

Hello, I'm trying to use the FPU in my baremetal project. I use the ARM DS-5 (altera edition) with the DS5-GCC. I try to compile a simple project with the following options: -mf...
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Altera_Forum
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10 years ago

HI,

Can anyone indicate the solution for the above problem? Since I am having the same problem and need to know how to solve it.

When I set the -mfloat-abi to "hard" I get the error "AAA.o uses VFP register arguments, BBB.axf does not". I have read that the problem might be that part of the system is using soft-float ABI, but I don't know how I can solve it.

Any help is greatly appreciated.