[PATCH] D55763: [Sparc] Add Sparc V8 support

[Michał Górny via Phabricator]

mgorny added a comment.

This commit is causing regression when building with `-DLIBUNWIND_ENABLE_CROSS_UNWINDING=ON`:

  FAILED: src/CMakeFiles/unwind_objects.dir/libunwind.cpp.o
  /usr/bin/c++  -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I../include -fvisibility-inlines-hidden -Werror=date-time -std=c++11 -w -fdiagnostics-color -ffunction-sections -fdata-sections -std=c++11 -fPIC   -Werror=return-type -W -Wall -Wchar-subscripts -Wconversion -Wmissing-braces -Wno-unused-function -Wshadow -Wsign-compare -Wsign-conversion -Wstrict-aliasing=2 -Wstrict-overflow=4 -Wunused-parameter -Wunused-variable -Wwrite-strings -Wundef -Wno-error -pedantic -D_DEBUG -fno-exceptions -funwind-tables  -fstrict-aliasing -fno-rtti -MD -MT src/CMakeFiles/unwind_objects.dir/libunwind.cpp.o -MF src/CMakeFiles/unwind_objects.dir/libunwind.cpp.o.d -o src/CMakeFiles/unwind_objects.dir/libunwind.cpp.o -c ../src/libunwind.cpp
  In file included from ../src/EHHeaderParser.hpp:18:0,
                   from ../src/AddressSpace.hpp:43,
                   from ../src/libunwind.cpp:28:
  ../src/DwarfParser.hpp: In instantiation of 'static bool libunwind::CFI_Parser<A>::parseInstructions(A&, libunwind::CFI_Parser<A>::pint_t, libunwind::CFI_Parser<A>::pint_t, const libunwind::CFI_Parser<A>::CIE_Info&, libunwind::CFI_Parser<A>::pint_t, libunwind::CFI_Parser<A>::PrologInfoStackEntry*&, libunwind::CFI_Parser<A>::PrologInfo*) [with A = libunwind::LocalAddressSpace; libunwind::CFI_Parser<A>::pint_t = long unsigned int]':
  ../src/DwarfParser.hpp:363:27:   required from 'static bool libunwind::CFI_Parser<A>::parseFDEInstructions(A&, const libunwind::CFI_Parser<A>::FDE_Info&, const libunwind::CFI_Parser<A>::CIE_Info&, libunwind::CFI_Parser<A>::pint_t, libunwind::CFI_Parser<A>::PrologInfo*) [with A = libunwind::LocalAddressSpace; libunwind::CFI_Parser<A>::pint_t = long unsigned int]'
  ../src/UnwindCursor.hpp:1874:46:   required from 'void libunwind::UnwindCursor<A, R>::setInfoBasedOnIPRegister(bool) [with A = libunwind::LocalAddressSpace; R = libunwind::Registers_x86_64]'
  ../src/libunwind.cpp:407:1:   required from here
  ../src/DwarfParser.hpp:689:5: error: duplicate case value
       case DW_CFA_GNU_window_save:
       ^~~~
  ../src/DwarfParser.hpp:682:5: note: previously used here
       case DW_CFA_AARCH64_negate_ra_state:
       ^~~~
  ninja: build stopped: subcommand failed.


Repository:
  rL LLVM

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D55763/new/

https://reviews.llvm.org/D55763