mirrors/ParkanPlayground
0
Fork 0
mirror of https://github.com/sampletext32/ParkanPlayground.git synced 2025-06-19 16:08:02 +03:00
Code Issues Releases Activity

Fixed instruction handlers and tests for Group1, Group3, and XOR instructions

Browse Source
This commit is contained in:
bird_egop
2025-04-12 21:48:41 +03:00
parent f107b8e763
commit a0e40c8a52
6 changed files with 79 additions and 24 deletions
Download Patch File Download Diff File Expand all files Collapse all files

9
X86DisassemblerTests/JumpInstructionTests.cs
View File

@ -72,13 +72,14 @@ public class JumpInstructionTests
}
/// <summary>
/// Tests the TwoByteConditionalJumpHandler for decoding JNE rel32 instruction
/// Tests the TwoByteConditionalJumpHandler for decoding JNZ rel32 instruction
/// </summary>
[Fact]
public void TwoByteConditionalJumpHandler_DecodesJneRel32_Correctly()
public void TwoByteConditionalJumpHandler_DecodesJnzRel32_Correctly()
{
// Arrange
// JNE +0x12345678 (0F 85 78 56 34 12) - Jump 0x12345678 bytes forward if not equal
// JNZ +0x12345678 (0F 85 78 56 34 12) - Jump 0x12345678 bytes forward if not zero/not equal
// Note: JNZ and JNE are equivalent in x86
byte[] codeBuffer = new byte[] { 0x0F, 0x85, 0x78, 0x56, 0x34, 0x12 };
var decoder = new InstructionDecoder(codeBuffer, codeBuffer.Length);
@ -87,7 +88,7 @@ public class JumpInstructionTests
// Assert
Assert.NotNull(instruction);
Assert.Equal("jne", instruction.Mnemonic);
Assert.Equal("jnz", instruction.Mnemonic);
Assert.Equal("0x1234567E", instruction.Operands); // Current position (6) + offset (0x12345678) = 0x1234567E
}
}