Changeset 54651005 for doc/theses/andrew_beach_MMath/code/resume-detor.cfa

Timestamp:

Jul 20, 2021, 3:31:20 PM (3 years ago)

Author:

Andrew Beach <ajbeach@…>

Branches:

ADT, ast-experimental, enum, forall-pointer-decay, jacob/cs343-translation, master, new-ast-unique-expr, pthread-emulation, qualifiedEnum

Children:

86fc350

Parents:

815c6ae

Message:

Added asm statements to the exception benchmarks to prevent unwanted optimizations.

File:

• doc/theses/andrew_beach_MMath/code/resume-detor.cfa (modified) (2 diffs)

doc/theses/andrew_beach_MMath/code/resume-detor.cfa

@@ -12 +12 @@
 
 void ^?{}(WithDestructor & this) {
-    // ...
+        asm volatile ("# destructor body");
 }
 
 void unwind_destructor(unsigned int frames) {
-    if (frames) {
+        if (frames) {
 
-        WithDestructor object;
-        unwind_destructor(frames - 1);
-    } else {
-        throwResume (empty_exception){&empty_vt};
-    }
+                WithDestructor object;
+                unwind_destructor(frames - 1);
+        } else {
+                throwResume (empty_exception){&empty_vt};
+        }
 }
 
@@ -36 +36 @@
 
         Time start_time = timeHiRes();
-    for (int count = 0 ; count < times ; ++count) {
-        try {
-            unwind_destructor(total_frames);
-        } catchResume (empty_exception *) {
-            // ...
-        }
-    }
+        for (int count = 0 ; count < times ; ++count) {
+                try {
+                        unwind_destructor(total_frames);
+                } catchResume (empty_exception *) {
+                        asm volatile ("# fixup block");
+                }
+        }
         Time end_time = timeHiRes();
         sout | "Run-Time (ns): " | (end_time - start_time)`ns;