From dac9b19b822e6cc6f1d7f40e27780515d1fddf22 Mon Sep 17 00:00:00 2001 From: Nicolas Geoffray Date: Fri, 15 Jul 2016 10:46:17 +0100 Subject: Add a new control flow simplifier. Run it in the dead code elimination phase, as it relates to creating dead branches. From 0.04 to 0.07% less code size framework/gms/docs/fb (70K saved on fb) 3%-5% runtime performance improvements on Richards/DeltaBlue/Ritz. Compile-time is mixed, so in the noise (from 2% slower to 1% faster). test:611-checker-simplify-if Change-Id: Ife8b7882d57b5481f5ca9dc163beba655d7e78bf --- compiler/optimizing/optimizing_compiler_stats.h | 2 ++ 1 file changed, 2 insertions(+) (limited to 'compiler/optimizing/optimizing_compiler_stats.h') diff --git a/compiler/optimizing/optimizing_compiler_stats.h b/compiler/optimizing/optimizing_compiler_stats.h index 9cc6ea45d0..c8d1ce0bd5 100644 --- a/compiler/optimizing/optimizing_compiler_stats.h +++ b/compiler/optimizing/optimizing_compiler_stats.h @@ -65,6 +65,7 @@ enum MethodCompilationStat { kInlinedInvokeVirtualOrInterface, kImplicitNullCheckGenerated, kExplicitNullCheckGenerated, + kSimplifyIf, kLastStat }; @@ -143,6 +144,7 @@ class OptimizingCompilerStats { case kInlinedInvokeVirtualOrInterface: name = "InlinedInvokeVirtualOrInterface"; break; case kImplicitNullCheckGenerated: name = "ImplicitNullCheckGenerated"; break; case kExplicitNullCheckGenerated: name = "ExplicitNullCheckGenerated"; break; + case kSimplifyIf: name = "SimplifyIf"; break; case kLastStat: LOG(FATAL) << "invalid stat " -- cgit v1.2.3-59-g8ed1b