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H A Driscv.mk7d6b0a052bfc54493d9c6e27a3f30c8e247c47e5 Fri Jun 02 03:39:30 UTC 2023 Alvin Chang <alvinga@andestech.com> core: riscv: Add TA compiler flags for stack unwinding

When the CFG_UNWIND is enabled, the frame pointer should not be omitted
by compiler. Add "-fno-omit-frame-pointer" compiler flag when we enable
the CFG_UNWIND to let compiler not to omit the frame pointer when it
builds TA.

Signed-off-by: Alvin Chang <alvinga@andestech.com>
Tested-by: Marouene Boubakri <marouene.boubakri@nxp.com>
Reviewed-by: Marouene Boubakri <marouene.boubakri@nxp.com>