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authorNicolas Geoffray <ngeoffray@google.com>2018-01-18 22:44:32 +0000
committerNicolas Geoffray <ngeoffray@google.com>2018-01-29 09:34:05 +0000
commit8d728324571b720a952b297787eed70c7a1d1acb (patch)
treef24a774aa56c236f2f756b1b439e4c61830bec56 /compiler/optimizing/code_generator_mips.cc
parent0530796b73d0a33a5df27e3a7765c0835994769a (diff)
Add compiler option for counting hotness in compiled code.
For eventually easier profiling of boot classpath and system server. bug: 30934496 Test: 674-hotness-compiled Change-Id: I0f63c644527b74f6ef2649f481c2a1c731bb9f21
Diffstat (limited to 'compiler/optimizing/code_generator_mips.cc')
-rw-r--r--compiler/optimizing/code_generator_mips.cc4
1 files changed, 4 insertions, 0 deletions
diff --git a/compiler/optimizing/code_generator_mips.cc b/compiler/optimizing/code_generator_mips.cc
index 5c8e46ed19..51fb4dacfd 100644
--- a/compiler/optimizing/code_generator_mips.cc
+++ b/compiler/optimizing/code_generator_mips.cc
@@ -1276,6 +1276,10 @@ static dwarf::Reg DWARFReg(Register reg) {
void CodeGeneratorMIPS::GenerateFrameEntry() {
__ Bind(&frame_entry_label_);
+ if (GetCompilerOptions().CountHotnessInCompiledCode()) {
+ LOG(WARNING) << "Unimplemented hotness update in mips backend";
+ }
+
bool do_overflow_check =
FrameNeedsStackCheck(GetFrameSize(), InstructionSet::kMips) || !IsLeafMethod();