[all-commits] [llvm/llvm-project] c62dab: [WebAssembly] Avoid `bit_cast` when printing f32 a...

[Dan Gohman via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: c62dabc3f501d3c60846bb6259113990d4f02e75
      https://github.com/llvm/llvm-project/commit/c62dabc3f501d3c60846bb6259113990d4f02e75
  Author: Dan Gohman <dev at sunfishcode.online>
  Date:   2021-02-26 (Fri, 26 Feb 2021)

  Changed paths:
    M llvm/lib/Target/WebAssembly/MCTargetDesc/WebAssemblyInstPrinter.cpp

  Log Message:
  -----------
  [WebAssembly] Avoid `bit_cast` when printing f32 and f64 immediates

Use `APInt` to convert a 32-bit or 64-bit immediate to an `APFloat` rather than
`bit_cast` to a `float` or `double` to avoid going through host floating-point and
potentially changing the bit pattern of NaNs.

Differential Revision: https://reviews.llvm.org/D97490