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implements byte code ifne

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This commit is contained in:
Volker Berlin 2018-03-25 21:06:18 +02:00
parent 07c18fac6b
commit 8d7ea08f64
3 changed files with 18 additions and 2 deletions
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2
src/de/inetsoftware/jwebassembly/binary/BinaryModuleWriter.java
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@ -453,6 +453,7 @@ public class BinaryModuleWriter extends ModuleWriter implements InstructionOpcod
op = F64_EQ; op = F64_EQ;
break; break;
} }
break;
case ne: case ne:
switch( valueType ) { switch( valueType ) {
case i32: case i32:
@ -468,6 +469,7 @@ public class BinaryModuleWriter extends ModuleWriter implements InstructionOpcod
op = F64_NE; op = F64_NE;
break; break;
} }
break;
} }
if( op == 0 ) { if( op == 0 ) {
throw new Error( valueType + "." + numOp ); throw new Error( valueType + "." + numOp );

3
src/de/inetsoftware/jwebassembly/module/ModuleWriter.java
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@ -499,6 +499,9 @@ public abstract class ModuleWriter implements Closeable {
case 153: // ifeq case 153: // ifeq
opIfCondition( NumericOperator.ne, byteCode ); opIfCondition( NumericOperator.ne, byteCode );
break; break;
case 154: // ifne
opIfCondition( NumericOperator.eq, byteCode );
break;
case 167: // goto case 167: // goto
int baseCodePosition = byteCode.getCodePosition() - 1; int baseCodePosition = byteCode.getCodePosition() - 1;
int offset = byteCode.readUnsignedShort(); int offset = byteCode.readUnsignedShort();

15
test/de/inetsoftware/jwebassembly/runtime/ControlFlowOperators.java
View File

@ -24,7 +24,8 @@ public class ControlFlowOperators extends AbstractBaseTest {
ArrayList<Object[]> list = new ArrayList<>(); ArrayList<Object[]> list = new ArrayList<>();
for( ScriptEngine[] val : ScriptEngine.testParams() ) { for( ScriptEngine[] val : ScriptEngine.testParams() ) {
ScriptEngine script = val[0]; ScriptEngine script = val[0];
addParam( list, script, "ifThenElse_Int0" ); addParam( list, script, "ifeq" );
addParam( list, script, "ifne" );
addParam( list, script, "forLoop" ); addParam( list, script, "forLoop" );
} }
return list; return list;
@ -33,7 +34,7 @@ public class ControlFlowOperators extends AbstractBaseTest {
static class TestClass { static class TestClass {
@Export @Export
static int ifThenElse_Int0() { static int ifeq() {
int condition = 0; int condition = 0;
if( condition != 0 ) { if( condition != 0 ) {
return 13; return 13;
@ -42,6 +43,16 @@ public class ControlFlowOperators extends AbstractBaseTest {
} }
} }
@Export
static int ifne() {
int condition = 3;
if( condition == 0 ) {
return 13;
} else {
return 76;
}
}
@Export @Export
static int forLoop() { static int forLoop() {
int a = 0; int a = 0;