From 1cf5024de165001aad045934425f37d418f2c657 Mon Sep 17 00:00:00 2001
From: Reid Spencer <rspencer@reidspencer.com>
Date: Fri, 11 Jun 2004 15:10:38 +0000
Subject: 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
---
 lib/Bytecode/Reader/Analyzer.cpp | 8 ++++++++
 1 file changed, 8 insertions(+)

(limited to 'lib/Bytecode/Reader/Analyzer.cpp')

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 @@ public:
     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 @@ public:
     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 @@ public:
     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); 
-- 
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