[PATCH] D154951: [clang][Interp] __builtin_bit_cast, Take 2

[Timm Bäder via Phabricator via cfe-commits]

tbaeder created this revision.
tbaeder added reviewers: aaron.ballman, erichkeane, shafik, cor3ntin.
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This implements `__builtin_bit_cast()`.

The new opcodes are `BitCast`, which bitcasts to a non-floating primitive type, `BitCastFP`, which bitcasts to a floating type, and `BitCastPtr`, which bitcasts to a composite type. Everything is implemented in `InterpBitcast.cpp`.


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D154951

Files:
  clang/lib/AST/CMakeLists.txt
  clang/lib/AST/Interp/Boolean.h
  clang/lib/AST/Interp/ByteCodeExprGen.cpp
  clang/lib/AST/Interp/ByteCodeExprGen.h
  clang/lib/AST/Interp/Floating.h
  clang/lib/AST/Interp/Integral.h
  clang/lib/AST/Interp/Interp.cpp
  clang/lib/AST/Interp/Interp.h
  clang/lib/AST/Interp/InterpBitcast.cpp
  clang/lib/AST/Interp/Opcodes.td
  clang/lib/AST/Interp/PrimType.h
  clang/test/AST/Interp/builtin-bit-cast.cpp
  clang/test/AST/Interp/literals.cpp

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