Add drem, frem, if_icmpeq, ifnull, lrem

m3m0r7 · m3m0r7 · commit d8cd90cc09ae · 2019-05-11T23:28:20.000+09:00
diff --git a/src/Kernel/Mnemonics/_drem.php b/src/Kernel/Mnemonics/_drem.php
@@ -2,6 +2,8 @@
 namespace PHPJava\Kernel\Mnemonics;
 
 use PHPJava\Exceptions\NotImplementedException;
+use PHPJava\Kernel\Types\_Double;
+use PHPJava\Utilities\Extractor;
 
 final class _drem implements OperationInterface
 {
@@ -10,6 +12,13 @@ final class _drem implements OperationInterface
 
     public function execute(): void
     {
-        throw new NotImplementedException(__CLASS__);
+        $rightOperand = Extractor::getRealValue($this->popFromOperandStack());
+        $leftOperand = Extractor::getRealValue($this->popFromOperandStack());
+
+        $this->pushToOperandStack(
+            _Double::get(
+                $leftOperand % $rightOperand
+            )
+        );
     }
 }
diff --git a/src/Kernel/Mnemonics/_frem.php b/src/Kernel/Mnemonics/_frem.php
@@ -2,6 +2,8 @@
 namespace PHPJava\Kernel\Mnemonics;
 
 use PHPJava\Exceptions\NotImplementedException;
+use PHPJava\Kernel\Types\_Float;
+use PHPJava\Utilities\Extractor;
 
 final class _frem implements OperationInterface
 {
@@ -10,6 +12,13 @@ final class _frem implements OperationInterface
 
     public function execute(): void
     {
-        throw new NotImplementedException(__CLASS__);
+        $rightOperand = Extractor::getRealValue($this->popFromOperandStack());
+        $leftOperand = Extractor::getRealValue($this->popFromOperandStack());
+
+        $this->pushToOperandStack(
+            _Float::get(
+                $leftOperand % $rightOperand
+            )
+        );
     }
 }
diff --git a/src/Kernel/Mnemonics/_if_icmpeq.php b/src/Kernel/Mnemonics/_if_icmpeq.php
@@ -2,6 +2,7 @@
 namespace PHPJava\Kernel\Mnemonics;
 
 use PHPJava\Exceptions\NotImplementedException;
+use PHPJava\Utilities\Extractor;
 
 final class _if_icmpeq implements OperationInterface
 {
@@ -10,6 +11,13 @@ final class _if_icmpeq implements OperationInterface
 
     public function execute(): void
     {
-        throw new NotImplementedException(__CLASS__);
+        $offset = $this->readShort();
+
+        $rightOperand = Extractor::getRealValue($this->popFromOperandStack());
+        $leftOperand = Extractor::getRealValue($this->popFromOperandStack());
+
+        if ($leftOperand == $rightOperand) {
+            $this->setOffset($this->getProgramCounter() + $offset);
+        }
     }
 }
diff --git a/src/Kernel/Mnemonics/_ifnull.php b/src/Kernel/Mnemonics/_ifnull.php
@@ -2,6 +2,7 @@
 namespace PHPJava\Kernel\Mnemonics;
 
 use PHPJava\Exceptions\NotImplementedException;
+use PHPJava\Utilities\Extractor;
 
 final class _ifnull implements OperationInterface
 {
@@ -10,6 +11,12 @@ final class _ifnull implements OperationInterface
 
     public function execute(): void
     {
-        throw new NotImplementedException(__CLASS__);
+        $offset = $this->readShort();
+
+        $branch = Extractor::getRealValue($this->popFromOperandStack());
+
+        if ($branch === null) {
+            $this->setOffset($this->getProgramCounter() + $offset);
+        }
     }
 }
diff --git a/src/Kernel/Mnemonics/_lrem.php b/src/Kernel/Mnemonics/_lrem.php
@@ -2,6 +2,8 @@
 namespace PHPJava\Kernel\Mnemonics;
 
 use PHPJava\Exceptions\NotImplementedException;
+use PHPJava\Kernel\Types\_Long;
+use PHPJava\Utilities\Extractor;
 
 final class _lrem implements OperationInterface
 {
@@ -10,6 +12,13 @@ final class _lrem implements OperationInterface
 
     public function execute(): void
     {
-        throw new NotImplementedException(__CLASS__);
+        $rightOperand = Extractor::getRealValue($this->popFromOperandStack());
+        $leftOperand = Extractor::getRealValue($this->popFromOperandStack());
+
+        $this->pushToOperandStack(
+            _Long::get(
+                $leftOperand % $rightOperand
+            )
+        );
     }
 }

Original file line number	Diff line number	Diff line change
`@@ -2,6 +2,8 @@`
`2`	`2`	`namespace PHPJava\Kernel\Mnemonics;`
`3`	`3`
`4`	`4`	`use PHPJava\Exceptions\NotImplementedException;`
	`5`	`+use PHPJava\Kernel\Types\_Double;`
	`6`	`+use PHPJava\Utilities\Extractor;`
`5`	`7`
`6`	`8`	`final class _drem implements OperationInterface`
`7`	`9`	`{`
`@@ -10,6 +12,13 @@ final class _drem implements OperationInterface`
`10`	`12`
`11`	`13`	`public function execute(): void`
`12`	`14`	`{`
`13`		`- throw new NotImplementedException(__CLASS__);`
	`15`	`+ $rightOperand = Extractor::getRealValue($this->popFromOperandStack());`
	`16`	`+ $leftOperand = Extractor::getRealValue($this->popFromOperandStack());`
	`17`	`+`
	`18`	`+ $this->pushToOperandStack(`
	`19`	`+ _Double::get(`
	`20`	`+ $leftOperand % $rightOperand`
	`21`	`+ )`
	`22`	`+ );`
`14`	`23`	`}`
`15`	`24`	`}`
Original file line number	Diff line number	Diff line change
`@@ -2,6 +2,7 @@`
`2`	`2`	`namespace PHPJava\Kernel\Mnemonics;`
`3`	`3`
`4`	`4`	`use PHPJava\Exceptions\NotImplementedException;`
	`5`	`+use PHPJava\Utilities\Extractor;`
`5`	`6`
`6`	`7`	`final class _if_icmpeq implements OperationInterface`
`7`	`8`	`{`
`@@ -10,6 +11,13 @@ final class _if_icmpeq implements OperationInterface`
`10`	`11`
`11`	`12`	`public function execute(): void`
`12`	`13`	`{`
`13`		`- throw new NotImplementedException(__CLASS__);`
	`14`	`+ $offset = $this->readShort();`
	`15`	`+`
	`16`	`+ $rightOperand = Extractor::getRealValue($this->popFromOperandStack());`
	`17`	`+ $leftOperand = Extractor::getRealValue($this->popFromOperandStack());`
	`18`	`+`
	`19`	`+ if ($leftOperand == $rightOperand) {`
	`20`	`+ $this->setOffset($this->getProgramCounter() + $offset);`
	`21`	`+ }`
`14`	`22`	`}`
`15`	`23`	`}`