exa2pro/starpu-max: porting work to Maxeler DFE @ de67fc2c78e73f33e018aba3bc2db8c440f73203

Ludovic Courtès de67fc2c78 gcc: Add support for `#pragma starpu acquire VAR'.		%!s(int64=14) %!d(string=hai) anos
..
Makefile.am	10437b6105 Add preliminary GCC plug-in.	%!s(int64=14) %!d(string=hai) anos
starpu-gcc-config.h.in	d8e018850b gcc: Check for specific GCC functions.	%!s(int64=14) %!d(string=hai) anos
starpu.c	de67fc2c78 gcc: Add support for `#pragma starpu acquire VAR'.	%!s(int64=14) %!d(string=hai) anos