tree c87efbb682f18144e651ecdfd79d95c71bf26087
parent 86e581e310785782e2025a076dc9a3f5138e5bf3
author Jim Wilson <jimw@sifive.com> 1539824345 -0700
committer Palmer Dabbelt <palmer@sifive.com> 1540255084 -0700
gpgsig -----BEGIN PGP SIGNATURE-----
 
 iQJHBAABCAAxFiEEAM520YNJYN/OiG3470yhUCzLq0EFAlvObWwTHHBhbG1lckBk
 YWJiZWx0LmNvbQAKCRDvTKFQLMurQZtUD/4ue0LSwYbMlfgrt3FhnqdwtTM8TiqT
 Z3fYsZWRnoSGh23ISB8mo43b9lHOUOTPrbk+ABzoha7/9zGuNmmceopeH1K08pl3
 DNz0j95xA3IEKpVSN4jepxaaQvlRBo7o7EhT5YEglqTvZSHo6wuUujg4iMXe+g5B
 2a19DmV3QsVaPHkP5UoSOqYWrZfP3QxkKy6OCRZ6qvW2JG0BCeOT1zqDaVMNhuVA
 T/x1fAjFjexEWrnLILRRNMx5Lb31pT+e7Wrgqx1FVfa7BheiRT15f/8Mw+Xy0xaz
 qm/usYMIgphQM6H9PE0IDmUwB9XKEPL5Pie2ycHN7Dz3jOMHXZx69aG95RLTdMPU
 G3uvjkBL4NpYUksbvkwy9kht0vAjP/LQ2RO0Bthuu/Cbw/EV6ULVYVCYqsl7ejNq
 7SAwAUQKX4UDq67CEUh8wORVirL1wIIW0vLKOMs11VpITDMTjmtfh52jaj5DixVb
 YhI5NzcQ20TeEVWgofvOPlQmh25Zb1+7Y7nAQPqUeTP7cOSRh/zKZZ7TUuUsgis6
 /utyiMTX/HJGXXWFc/tw2RxyQZaEDrDiIiP+vGI9lta6XEWRaNdIDTPGRPPhA7Bn
 wLSUN3VI+RYqbhviVgEPq9UOktQ7zfmEmDP65lYdln41izcsqj4NprppxwovWn7M
 FoOUfa1Kbx0f8A==
 =Lfan
 -----END PGP SIGNATURE-----

RISC-V: Add FP register ptrace support for gdb.

Add a variable and a macro to describe FP registers, assuming only D is
supported.  FP code is conditional on CONFIG_FPU.  The FP regs and FCSR
are copied separately to avoid copying struct padding.  Tested by hand and
with the gdb testsuite.

Signed-off-by: Jim Wilson <jimw@sifive.com>
Signed-off-by: Palmer Dabbelt <palmer@sifive.com>