[PATCH] D115942: [X86][MS] Change the alignment of f80 to 16 bytes on Windows 32bits to match with ICC

[Phoebe Wang via Phabricator via cfe-commits]

pengfei created this revision.
pengfei added reviewers: rnk, andrew.w.kaylor, erichkeane, craig.topper.
Herald added a subscriber: hiraditya.
pengfei requested review of this revision.
Herald added projects: clang, LLVM.
Herald added subscribers: llvm-commits, cfe-commits.

MSVC currently doesn't support 80 bits long double. ICC supports it when
the option `/Qlong-double` is specified. Changing the alignment of f80
to 16 bytes so that we can be compatible with ICC's option.


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D115942

Files:
  clang/lib/Basic/Targets/X86.h
  clang/test/CodeGen/target-data.c
  llvm/lib/Target/X86/X86TargetMachine.cpp
  llvm/test/CodeGen/X86/long-double-abi-align.ll
  llvm/test/CodeGen/X86/scalar-fp-to-i32.ll
  llvm/test/CodeGen/X86/scalar-fp-to-i64.ll

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