Implement tracking of bytecode instruction size and the number of long
instructions generated.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@14154 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Bytecode/Reader/Analyzer.cpp b/lib/Bytecode/Reader/Analyzer.cpp
index d8e7595..9468094 100644
--- a/lib/Bytecode/Reader/Analyzer.cpp
+++ b/lib/Bytecode/Reader/Analyzer.cpp
@@ -52,6 +52,8 @@
bca.fileDensity = 0.0;
bca.globalsDensity = 0.0;
bca.functionDensity = 0.0;
+ bca.instructionSize = 0;
+ bca.longInstructions = 0;
bca.vbrCount32 = 0;
bca.vbrCount64 = 0;
bca.vbrCompBytes = 0;
@@ -167,6 +169,8 @@
currFunc->numPhis = 0;
currFunc->numOperands = 0;
currFunc->density = 0.0;
+ currFunc->instructionSize = 0;
+ currFunc->longInstructions = 0;
currFunc->vbrCount32 = 0;
currFunc->vbrCount64 = 0;
currFunc->vbrCompBytes = 0;
@@ -188,9 +192,13 @@
std::vector<unsigned>& Operands, unsigned Size) {
bca.numInstructions++;
bca.numValues++;
+ bca.instructionSize += Size;
+ if (Size > 4 ) bca.longInstructions++;
bca.numOperands += Operands.size();
if ( currFunc ) {
currFunc->numInstructions++;
+ currFunc->instructionSize += Size;
+ if (Size > 4 ) currFunc->longInstructions++;
if ( Opcode == Instruction::PHI ) currFunc->numPhis++;
}
return Instruction::isTerminator(Opcode);