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| author | Tim Northover <t.p.northover@gmail.com> | 2013-05-23 19:11:14 +0000 |
|---|---|---|
| committer | Tim Northover <t.p.northover@gmail.com> | 2013-05-23 19:11:14 +0000 |
| commit | b94a353242b26af5c0969926a6b84664e342b586 (patch) | |
| tree | 2e2f0f22d94cfcb0f753aab7764efd879dbb42ad /lib/Target/ARM/ARMSubtarget.cpp | |
| parent | d078070f6a76326853885bfa661ff4fa9755e2b8 (diff) | |
| download | llvm-b94a353242b26af5c0969926a6b84664e342b586.tar.gz llvm-b94a353242b26af5c0969926a6b84664e342b586.tar.bz2 llvm-b94a353242b26af5c0969926a6b84664e342b586.tar.xz | |
ARM: Add Performance Monitor Extensions feature
Performance monitors, including a basic cycle counter, are an official
extension in the ARMv7 specification. This adds support for enabling and
disabling them, orthogonally from CPU selection.
rdar://problem/13939186
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@182602 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Target/ARM/ARMSubtarget.cpp')
| -rw-r--r-- | lib/Target/ARM/ARMSubtarget.cpp | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/lib/Target/ARM/ARMSubtarget.cpp b/lib/Target/ARM/ARMSubtarget.cpp index c7d9743790..455fe1abe9 100644 --- a/lib/Target/ARM/ARMSubtarget.cpp +++ b/lib/Target/ARM/ARMSubtarget.cpp @@ -106,6 +106,7 @@ void ARMSubtarget::initializeEnvironment() { HasRAS = false; HasMPExtension = false; FPOnlySP = false; + HasPerfMon = false; HasTrustZone = false; AllowsUnalignedMem = false; Thumb2DSP = false; |