Author: smaksimovic Date: Thu Aug 16 01:49:50 2018 New Revision: 339849 URL: http://llvm.org/viewvc/llvm-project?rev=339849&view=rev Log: [libunwind][mips] Guard accumulator registers
Mipsr6 does not possess HI and LO accumulator registers, adjust validRegister functions to respect that. Differential Revision: https://reviews.llvm.org/D50244 Modified: libunwind/trunk/src/Registers.hpp Modified: libunwind/trunk/src/Registers.hpp URL: http://llvm.org/viewvc/llvm-project/libunwind/trunk/src/Registers.hpp?rev=339849&r1=339848&r2=339849&view=diff ============================================================================== --- libunwind/trunk/src/Registers.hpp (original) +++ libunwind/trunk/src/Registers.hpp Thu Aug 16 01:49:50 2018 @@ -2759,10 +2759,12 @@ inline bool Registers_mips_o32::validReg return false; if (regNum <= UNW_MIPS_R31) return true; +#if __mips_isa_rev != 6 if (regNum == UNW_MIPS_HI) return true; if (regNum == UNW_MIPS_LO) return true; +#endif #if defined(__mips_hard_float) && __mips_fpr == 32 if (regNum >= UNW_MIPS_F0 && regNum <= UNW_MIPS_F31) return true; @@ -3073,10 +3075,12 @@ inline bool Registers_mips_newabi::valid return false; if (regNum <= UNW_MIPS_R31) return true; +#if __mips_isa_rev != 6 if (regNum == UNW_MIPS_HI) return true; if (regNum == UNW_MIPS_LO) return true; +#endif // FIXME: Hard float, DSP accumulator registers, MSA registers return false; } _______________________________________________ cfe-commits mailing list cfe-commits@lists.llvm.org http://lists.llvm.org/cgi-bin/mailman/listinfo/cfe-commits
