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[libunwind] Fix cfi_register for float registers.

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Fixes D110144.
registers.getFloatRegister is not const in ARM therefor can't be called here.

Reviewed By: mstorsjo, #libunwind

Differential Revision: https://reviews.llvm.org/D110731
This commit is contained in:
Daniel Kiss 2021-10-01 16:49:37 +02:00
parent 47d6274d4c
commit 532783f9e1
1 changed files with 4 additions and 2 deletions
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6
libunwind/src/DwarfInstructions.hpp
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@ -115,10 +115,12 @@ double DwarfInstructions<A, R>::getSavedFloatRegister(
return addressSpace.getDouble(
evaluateExpression((pint_t)savedReg.value, addressSpace,
registers, cfa));
case CFI_Parser<A>::kRegisterInRegister:
return registers.getFloatRegister((int)savedReg.value);
case CFI_Parser<A>::kRegisterUndefined:
return 0.0;
case CFI_Parser<A>::kRegisterInRegister:
#ifndef _LIBUNWIND_TARGET_ARM
return registers.getFloatRegister((int)savedReg.value);
#endif
case CFI_Parser<A>::kRegisterIsExpression:
case CFI_Parser<A>::kRegisterUnused:
case CFI_Parser<A>::kRegisterOffsetFromCFA: