Changeset 90319 in webkit

Timestamp:

Jul 2, 2011 2:09:43 PM (13 years ago)

Author:

mjs@apple.com

Message:

2011-07-02 Maciej Stachowiak <​mjs@apple.com>

Reviewed by Anders Carlsson.

SunSpider: all four bitops benchmarks can be replaced with NOP
​https://bugs.webkit.org/show_bug.cgi?id=38446

• tests/sunspider-1.0/bitops-3bit-bits-in-byte.js: (TimeFunc): Save the result.
• tests/sunspider-1.0/bitops-bits-in-byte.js: (TimeFunc): Save the result.
• tests/sunspider-1.0/bitops-bitwise-and.js: More explicitly save the results.
• tests/sunspider-1.0/bitops-nsieve-bits.js: (sieve): Save the result.

Location:

trunk/PerformanceTests/SunSpider

Files:

• ChangeLog (modified) (1 diff)
• tests/sunspider-1.0/bitops-3bit-bits-in-byte.js (modified) (2 diffs)
• tests/sunspider-1.0/bitops-bits-in-byte.js (modified) (2 diffs)
• tests/sunspider-1.0/bitops-bitwise-and.js (modified) (1 diff)
• tests/sunspider-1.0/bitops-nsieve-bits.js (modified) (1 diff)

trunk/PerformanceTests/SunSpider/ChangeLog

@@ +1 @@
+2011-07-02  Maciej Stachowiak  <mjs@apple.com>
+
+        Reviewed by Anders Carlsson.
+
+        SunSpider: all four bitops benchmarks can be replaced with NOP
+        https://bugs.webkit.org/show_bug.cgi?id=38446
+
+        * tests/sunspider-1.0/bitops-3bit-bits-in-byte.js:
+        (TimeFunc): Save the result.
+        * tests/sunspider-1.0/bitops-bits-in-byte.js:
+        (TimeFunc): Save the result.
+        * tests/sunspider-1.0/bitops-bitwise-and.js: More explicitly
+        save the results.
+        * tests/sunspider-1.0/bitops-nsieve-bits.js:
+        (sieve): Save the result.
+
 2011-07-02  Maciej Stachowiak  <mjs@apple.com>
 

trunk/PerformanceTests/SunSpider/tests/sunspider-1.0/bitops-3bit-bits-in-byte.js

@@ -1 +1 @@
 // Copyright (c) 2004 by Arthur Langereis (arthur_ext at domain xfinitegames, tld com
+
+var result = 0;
 
 // 1 op = 6 ANDs, 3 SHRs, 3 SHLs, 4 assigns, 2 ADDs
@@ -26 +28 @@
 function TimeFunc(func) {
 var x, y, t;
+var sum = 0;
 for(var x=0; x<500; x++)
-for(var y=0; y<256; y++) func(y);
+for(var y=0; y<256; y++) sum += func(y);
+return sum;
 }
 
-TimeFunc(fast3bitlookup);
+sum = TimeFunc(fast3bitlookup);

trunk/PerformanceTests/SunSpider/tests/sunspider-1.0/bitops-bits-in-byte.js

@@ -1 +1 @@
 // Copyright (c) 2004 by Arthur Langereis (arthur_ext at domain xfinitegames, tld com)
 
+
+var result = 0;
 
 // 1 op = 2 assigns, 16 compare/branches, 8 ANDs, (0-8) ADDs, 8 SHLs
@@ -15 +17 @@
 function TimeFunc(func) {
 var x, y, t;
+var sum = 0;
 for(var x=0; x<350; x++)
-for(var y=0; y<256; y++) func(y);
+for(var y=0; y<256; y++) sum += func(y);
+return sum;
 }
 
-TimeFunc(bitsinbyte);
+result = TimeFunc(bitsinbyte);

trunk/PerformanceTests/SunSpider/tests/sunspider-1.0/bitops-bitwise-and.js

@@ -27 +27 @@
 for (var i = 0; i < 600000; i++)
     bitwiseAndValue = bitwiseAndValue & i;
+
+var result = butwiseAndValue;

trunk/PerformanceTests/SunSpider/tests/sunspider-1.0/bitops-nsieve-bits.js

@@ -28 +28 @@
         primes(isPrime, i);
     }
+    return isPrime;
 }
 
-sieve();
+var result = sieve();