Author: Kamlesh Kumar Date: 2021-03-03T04:32:47+05:30 New Revision: 5c3fc5093aaf7d9422459d295eb4eb769abcbaa4
URL: https://github.com/llvm/llvm-project/commit/5c3fc5093aaf7d9422459d295eb4eb769abcbaa4 DIFF: https://github.com/llvm/llvm-project/commit/5c3fc5093aaf7d9422459d295eb4eb769abcbaa4.diff LOG: [libunwind] [risc-v] This patch is for fixing immediate build failure when Cross Unwinding enabled. Follow up patch will cleanup some Macros handling. Differential Revision: https://reviews.llvm.org/D97762 Added: Modified: libunwind/src/Registers.hpp Removed: ################################################################################ diff --git a/libunwind/src/Registers.hpp b/libunwind/src/Registers.hpp index 1d23f97aedfb..aea84cc22721 100644 --- a/libunwind/src/Registers.hpp +++ b/libunwind/src/Registers.hpp @@ -3731,26 +3731,35 @@ inline const char *Registers_hexagon::getRegisterName(int regNum) { /// Registers_riscv holds the register state of a thread in a RISC-V /// process. -# if __riscv_xlen == 32 +// This check makes it safe when LIBUNWIND_ENABLE_CROSS_UNWINDING enabled. +# ifdef __riscv +# if __riscv_xlen == 32 typedef uint32_t reg_t; -# elif __riscv_xlen == 64 +# elif __riscv_xlen == 64 typedef uint64_t reg_t; -# else -# error "Unsupported __riscv_xlen" -# endif +# else +# error "Unsupported __riscv_xlen" +# endif -# if defined(__riscv_flen) -# if __riscv_flen == 64 +# if defined(__riscv_flen) +# if __riscv_flen == 64 typedef double fp_t; -# elif __riscv_flen == 32 +# elif __riscv_flen == 32 typedef float fp_t; +# else +# error "Unsupported __riscv_flen" +# endif # else -# error "Unsupported __riscv_flen" +// This is just for supressing undeclared error of fp_t. +typedef double fp_t; # endif # else -// This is just for supressing undeclared error of fp_t. +// Use Max possible width when cross unwinding +typedef uint64_t reg_t; typedef double fp_t; -# endif +# define __riscv_xlen 64 +# define __riscv_flen 64 +#endif /// Registers_riscv holds the register state of a thread. class _LIBUNWIND_HIDDEN Registers_riscv { _______________________________________________ cfe-commits mailing list cfe-commits@lists.llvm.org https://lists.llvm.org/cgi-bin/mailman/listinfo/cfe-commits
