Unbox variables with no loads

msimacek · msimacek · commit d44595854744 · 2025-10-17T19:04:59.000+02:00
diff --git a/graalpython/com.oracle.graal.python/src/com/oracle/graal/python/compiler/CompilationUnit.java b/graalpython/com.oracle.graal.python/src/com/oracle/graal/python/compiler/CompilationUnit.java
@@ -335,7 +335,7 @@ public BytecodeCodeUnit assemble() {
                     for (int j = 0; j < stores.size(); j++) {
                         generalizeVarsValues[generalizeVarsIndex++] = stores.get(j).bodyBci();
                     }
-                    if (boxingMetric[i] <= 0) {
+                    if (boxingMetric[i] < 0) {
                         shouldUnboxVariable[i] = 0;
                     }
                 }

Original file line number	Diff line number	Diff line change
`@@ -335,7 +335,7 @@ public BytecodeCodeUnit assemble() {`
`335`	`335`	`for (int j = 0; j < stores.size(); j++) {`
`336`	`336`	`generalizeVarsValues[generalizeVarsIndex++] = stores.get(j).bodyBci();`
`337`	`337`	`}`
`338`		`- if (boxingMetric[i] <= 0) {`
	`338`	`+ if (boxingMetric[i] < 0) {`
`339`	`339`	`shouldUnboxVariable[i] = 0;`
`340`	`340`	`}`
`341`	`341`	`}`