[all-commits] [llvm/llvm-project] 61d065: Let clang atomic builtins fetch add/sub support fl...

[Yaxun (Sam) Liu via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 61d065e21ff37fb9040aed711c97daddac2f7577
      https://github.com/llvm/llvm-project/commit/61d065e21ff37fb9040aed711c97daddac2f7577
  Author: Yaxun (Sam) Liu <yaxun.liu at amd.com>
  Date:   2021-04-06 (Tue, 06 Apr 2021)

  Changed paths:
    M clang/include/clang/Basic/DiagnosticSemaKinds.td
    M clang/lib/CodeGen/CGAtomic.cpp
    M clang/lib/Sema/SemaChecking.cpp
    A clang/test/CodeGen/fp-atomic-ops.c
    A clang/test/CodeGenCUDA/amdgpu-atomic-ops.cu
    M clang/test/CodeGenOpenCL/atomic-ops.cl
    M clang/test/Sema/atomic-ops.c
    M clang/test/SemaOpenCL/atomic-ops.cl

  Log Message:
  -----------
  Let clang atomic builtins fetch add/sub support floating point types

Recently atomicrmw started to support fadd/fsub:

https://reviews.llvm.org/D53965

However clang atomic builtins fetch add/sub still does not support
emitting atomicrmw fadd/fsub.

This patch adds that.

Reviewed by: John McCall, Artem Belevich, Matt Arsenault, JF Bastien,
James Y Knight, Louis Dionne, Olivier Giroux

Differential Revision: https://reviews.llvm.org/D71726