For pass that does not change IR, return false. This can potentially save

jgu222 · igcbot · commit c59cb6f02b12 · 2020-11-21T03:52:12.000+01:00
compiling time.
diff --git a/IGC/Compiler/CISACodeGen/TimeStatsCounter.cpp b/IGC/Compiler/CISACodeGen/TimeStatsCounter.cpp
@@ -115,6 +115,6 @@ bool TimeStatsCounter::runOnModule(Module& F) {
             COMPILER_TIME_PASS_END(ctx, igcPass);
         }
     }
-    return true;
+    return false;
 }
 
diff --git a/IGC/Compiler/CISACodeGen/TranslationTable.cpp b/IGC/Compiler/CISACodeGen/TranslationTable.cpp
@@ -55,7 +55,8 @@ namespace IGC
 
     bool TranslationTable::runOnFunction(Function& F)
     {
-        return run(F);
+        (void)run(F);
+        return false;
     }
 
     bool TranslationTable::run(Function& F)

Original file line number	Diff line number	Diff line change
`@@ -115,6 +115,6 @@ bool TimeStatsCounter::runOnModule(Module& F) {`
`115`	`115`	`COMPILER_TIME_PASS_END(ctx, igcPass);`
`116`	`116`	`}`
`117`	`117`	`}`
`118`		`- return true;`
	`118`	`+ return false;`
`119`	`119`	`}`
`120`	`120`
Original file line number	Diff line number	Diff line change
`@@ -55,7 +55,8 @@ namespace IGC`
`55`	`55`
`56`	`56`	`bool TranslationTable::runOnFunction(Function& F)`
`57`	`57`	`{`
`58`		`- return run(F);`
	`58`	`+ (void)run(F);`
	`59`	`+ return false;`
`59`	`60`	`}`
`60`	`61`
`61`	`62`	`bool TranslationTable::run(Function& F)`