diff options
Diffstat (limited to 'src/org/jetbrains/java/decompiler/code/instructions/BIPUSH.java')
-rw-r--r-- | src/org/jetbrains/java/decompiler/code/instructions/BIPUSH.java | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/src/org/jetbrains/java/decompiler/code/instructions/BIPUSH.java b/src/org/jetbrains/java/decompiler/code/instructions/BIPUSH.java new file mode 100644 index 0000000..90874c5 --- /dev/null +++ b/src/org/jetbrains/java/decompiler/code/instructions/BIPUSH.java @@ -0,0 +1,30 @@ +package org.jetbrains.java.decompiler.code.instructions; + +import java.io.DataOutputStream; +import java.io.IOException; + +import org.jetbrains.java.decompiler.code.Instruction; + +public class BIPUSH extends Instruction { + + private static int[] opcodes = new int[] {opc_iconst_m1,opc_iconst_0,opc_iconst_1,opc_iconst_2,opc_iconst_3,opc_iconst_4,opc_iconst_5}; + + public void writeToStream(DataOutputStream out, int offset) throws IOException { + int value = getOperand(0); + if(value<-1 || value > 5) { + out.writeByte(opc_bipush); + out.writeByte(value); + } else { + out.writeByte(opcodes[value+1]); + } + } + + public int length() { + int value = getOperand(0); + if(value<-1 || value > 5) { + return 2; + } else { + return 1; + } + } +} |