From 142e1fe7cf5dc82e5d4c107b06756302f0cbf96d Mon Sep 17 00:00:00 2001
From: "reed@google.com" <reed@google.com@2bbb7eff-a529-9590-31e7-b0007b416f81>
Date: Mon, 9 Jul 2012 17:44:44 +0000
Subject: restore 4478 w/ fixed assert (no long need 8-byte alignment)

git-svn-id: http://skia.googlecode.com/svn/trunk@4480 2bbb7eff-a529-9590-31e7-b0007b416f81
---
 bench/ChecksumBench.cpp | 86 +++++++++----------------------------------------
 1 file changed, 15 insertions(+), 71 deletions(-)

(limited to 'bench/ChecksumBench.cpp')

diff --git a/bench/ChecksumBench.cpp b/bench/ChecksumBench.cpp
index 903e584c55..fe3fd47789 100644
--- a/bench/ChecksumBench.cpp
+++ b/bench/ChecksumBench.cpp
@@ -7,97 +7,41 @@
 #include "SkBenchmark.h"
 #include "SkCanvas.h"
 #include "SkChecksum.h"
-#include "SkString.h"
+#include "SkRandom.h"
 
 class ComputeChecksumBench : public SkBenchmark {
-public:
-    ComputeChecksumBench(void* param, const char name[]) : INHERITED(param) {
-        fName.printf("compute_checksum_%s", name);
-    }
-
     enum {
-        DATA_SIZE = 1024,
+        U32COUNT  = 256,
+        SIZE      = U32COUNT * 4,
         N         = SkBENCHLOOP(100000),
     };
-protected:
-    virtual const char* onGetName() {
-        return fName.c_str();
-    }
-
-    virtual void onDraw(SkCanvas* canvas) {
-        uint64_t data[DATA_SIZE / sizeof(uint64_t)];
-        computeChecksum(data, DATA_SIZE);
-    }
-
-    virtual void computeChecksum(const uint64_t*, size_t) = 0;
+    uint32_t    fData[U32COUNT];
 
-    SkString fName;
-private:
-    typedef SkBenchmark INHERITED;
-};
-
-/*
- *  Use SkComputeChecksum32 to compute a checksum on a datablock
- */
-class ComputeChecksum32Bench : public ComputeChecksumBench {
 public:
-    ComputeChecksum32Bench(void* param)
-        : INHERITED(param, "32") { }
-
-protected:
-    virtual void computeChecksum(const uint64_t* data, size_t len) {
-        for (int i = 0; i < N; i++) {
-            volatile uint32_t result = SkComputeChecksum32(reinterpret_cast<const uint32_t*>(data), len);
+    ComputeChecksumBench(void* param) : INHERITED(param) {
+        SkRandom rand;
+        for (int i = 0; i < U32COUNT; ++i) {
+            fData[i] = rand.nextU();
         }
     }
 
-private:
-    typedef ComputeChecksumBench INHERITED;
-};
-
-/*
- *  Use SkComputeChecksum64 to compute a checksum on a datablock
- */
-class ComputeChecksum64Bench : public ComputeChecksumBench {
-public:
-    ComputeChecksum64Bench(void* param)
-    : INHERITED(param, "64") { }
-    
 protected:
-    virtual void computeChecksum(const uint64_t* data, size_t len) {
-        for (int i = 0; i < N; i++) {
-            volatile uint64_t result = SkComputeChecksum64(data, len);
-        }
+    virtual const char* onGetName() {
+        return "compute_checksum";
     }
-    
-private:
-    typedef ComputeChecksumBench INHERITED;
-};
 
-/*
- *  Use SkComputeChecksum64 to compute a checksum on a datablock
- */
-class ComputeChecksumXXBench : public ComputeChecksumBench {
-public:
-    ComputeChecksumXXBench(void* param) : INHERITED(param, "XX") { }
-    
-protected:
-    virtual void computeChecksum(const uint64_t* data, size_t len) {
+    virtual void onDraw(SkCanvas* canvas) {
         for (int i = 0; i < N; i++) {
-            volatile uint32_t result = SkChecksum::Compute(reinterpret_cast<const uint32_t*>(data), len);
+            volatile uint32_t result = SkChecksum::Compute(fData, sizeof(fData));
         }
     }
-    
+
 private:
-    typedef ComputeChecksumBench INHERITED;
+    typedef SkBenchmark INHERITED;
 };
 
 ///////////////////////////////////////////////////////////////////////////////
 
-static SkBenchmark* Fact0(void* p) { return new ComputeChecksum32Bench(p); }
-static SkBenchmark* Fact1(void* p) { return new ComputeChecksum64Bench(p); }
-static SkBenchmark* Fact2(void* p) { return new ComputeChecksumXXBench(p); }
+static SkBenchmark* Fact0(void* p) { return new ComputeChecksumBench(p); }
 
 static BenchRegistry gReg0(Fact0);
-static BenchRegistry gReg1(Fact1);
-static BenchRegistry gReg2(Fact2);
-- 
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