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| author | Evandro Menezes <e.menezes@samsung.com> | 2017-02-21 22:16:13 +0000 |
|---|---|---|
| committer | Evandro Menezes <e.menezes@samsung.com> | 2017-02-21 22:16:13 +0000 |
| commit | a8d3301ee10671f6215b60ba752c808b727fb98d (patch) | |
| tree | 8e302a2a345e34278611a99cc8d19024f5e57ba0 /llvm/lib/Target/X86/X86MacroFusion.cpp | |
| parent | b9b7f4b8d3c804544d9764e00b365bfc8d9c793c (diff) | |
| download | bcm5719-llvm-a8d3301ee10671f6215b60ba752c808b727fb98d.tar.gz bcm5719-llvm-a8d3301ee10671f6215b60ba752c808b727fb98d.zip | |
[AArch64, X86] Add statistics for the MacroFusion pass
llvm-svn: 295777
Diffstat (limited to 'llvm/lib/Target/X86/X86MacroFusion.cpp')
| -rw-r--r-- | llvm/lib/Target/X86/X86MacroFusion.cpp | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/llvm/lib/Target/X86/X86MacroFusion.cpp b/llvm/lib/Target/X86/X86MacroFusion.cpp index ac44d920595..e1253d38683 100644 --- a/llvm/lib/Target/X86/X86MacroFusion.cpp +++ b/llvm/lib/Target/X86/X86MacroFusion.cpp @@ -14,11 +14,14 @@ #include "X86MacroFusion.h" #include "X86Subtarget.h" +#include "llvm/ADT/Statistic.h" #include "llvm/Support/CommandLine.h" #include "llvm/Target/TargetInstrInfo.h" #define DEBUG_TYPE "misched" +STATISTIC(NumFused, "Number of instr pairs fused"); + using namespace llvm; static cl::opt<bool> EnableMacroFusion("x86-misched-fusion", cl::Hidden, @@ -245,6 +248,7 @@ void X86MacroFusion::apply(ScheduleDAGInstrs *DAGInstrs) { if (SuccDep.getSUnit() == &ExitSU) SuccDep.setLatency(0); + ++NumFused; DEBUG(dbgs() << "Macro fuse "; SU.print(dbgs(), DAG); dbgs() << " - ExitSU" << '\n'); |
