[PATCH] D68857: [X86] Add strict fp support for operations of X87 instructions

[LiuChen via Phabricator via llvm-commits]

LiuChen3 created this revision.
Herald added subscribers: llvm-commits, pengfei, hiraditya.
Herald added a project: LLVM.
LiuChen3 added a reviewer: pengfei.

This is the following patch of D68854 <https://reviews.llvm.org/D68854>.

This patch adds basic operations of X87 instructions, including +, -, *, / , fp extensions and fp truncations.


https://reviews.llvm.org/D68857

Files:
  llvm/lib/Target/X86/X86ISelLowering.cpp
  llvm/lib/Target/X86/X86InstrFPStack.td
  llvm/test/CodeGen/X86/x87-fp-strict-add.ll
  llvm/test/CodeGen/X86/x87-fp-strict-div.ll
  llvm/test/CodeGen/X86/x87-fp-strict-fpextend.ll
  llvm/test/CodeGen/X86/x87-fp-strict-fpround.ll
  llvm/test/CodeGen/X86/x87-fp-strict-mul.ll
  llvm/test/CodeGen/X86/x87-fp-strict-sqrt.ll
  llvm/test/CodeGen/X86/x87-fp-strict-sub.ll

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