Add API for querying total compile time. (#2898)

* Add API for querying total compile time.

* Optimize.

* Remove redundant simplifyIR calls.

* Fix.

---------

Co-authored-by: Yong He <yhe@nvidia.com>

1 files changed, 2 insertions, 3 deletions

diff --git a/slang.h b/slang.h
index 1de04203c..44c025e7b 100644
--- a/slang.h
+++ b/slang.h
@@ -3515,10 +3515,9 @@ namespace slang
             */
         virtual SLANG_NO_THROW SlangPassThrough SLANG_MCALL getDownstreamCompilerForTransition(SlangCompileTarget source, SlangCompileTarget target) = 0;
 
-            /** Get the time in seconds spent in the downstream compiler.
-            @return The time spent in the downstream compiler in the current global session.
+            /** Get the time in seconds spent in the slang and downstream compiler.
             */
-        virtual SLANG_NO_THROW double SLANG_MCALL getDownstreamCompilerElapsedTime() = 0;
+        virtual SLANG_NO_THROW void SLANG_MCALL getCompilerElapsedTime(double* outTotalTime, double* outDownstreamTime) = 0;
     };
 
     #define SLANG_UUID_IGlobalSession IGlobalSession::getTypeGuid()