[PATCH] D86605: [PowerPC] Expand constrained ppc_fp128 to i32 conversion

Qiu Chaofan via Phabricator via llvm-commits llvm-commits at lists.llvm.org
Wed Aug 26 02:35:54 PDT 2020


qiucf created this revision.
qiucf added reviewers: jsji, steven.zhang, nemanjai, kbarton, hfinkel, uweigand, PowerPC.
Herald added subscribers: llvm-commits, shchenz, hiraditya.
Herald added a project: LLVM.
qiucf requested review of this revision.

Libcall `__gcc_qtou` is not available, which breaks some tests needing it. On PowerPC, we have code to manually expand the operation, this patch applies it to constrained conversion.


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D86605

Files:
  llvm/lib/Target/PowerPC/PPCISelLowering.cpp
  llvm/test/CodeGen/PowerPC/fp-strict-conv-f128.ll
  llvm/test/CodeGen/PowerPC/ppcf128-constrained-fp-intrinsics.ll

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