[PATCH] [ARM] Add Cortex-R4/R4F support in Clang

[Javed Absar]

This patch adds ARM Cortex-R4 and R4F support and tests in Clang. Though Cortex-R4 support is currently present, the support for hwdiv in thumb-mode is not defined and tested properly. This has also been added.

REPOSITORY
  rL LLVM

http://reviews.llvm.org/D8700

Files:
  lib/Basic/Targets.cpp
  lib/Driver/ToolChains.cpp
  lib/Driver/Tools.cpp
  test/Driver/arm-cortex-cpus.c
  test/Preprocessor/arm-target-features.c

EMAIL PREFERENCES
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