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add sign for jumps

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This commit is contained in:
Simon Pribylski
2024-10-23 11:11:37 +02:00
parent 8a98e89c51
commit 48e149b29f
1 changed files with 8 additions and 2 deletions
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10
src/Assembleur.cpp
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@@ -78,11 +78,17 @@ std::uint32_t Assembleur::ParseOperationImmediate(
}
std::uint32_t Assembleur::ParseJump(Instruction a_Instruction, const std::string& a_Label) {
return IToInt(a_Instruction) | a_Instruction.m_Line - ParseLabel(a_Label);
int jump = a_Instruction.m_Line - ParseLabel(a_Label);
if (jump < 0)
jump = jump & 0x7FFFFFF | 0x4000000;
return IToInt(a_Instruction) | jump;
}
std::uint32_t Assembleur::ParseJump(Instruction a_Instruction, std::uint8_t a_R1, std::uint8_t a_R2, const std::string& a_Label) {
return IToInt(a_Instruction) | a_R1 << 24 | a_R2 << 21 | a_Instruction.m_Line - ParseLabel(a_Label);
int jump = a_Instruction.m_Line - ParseLabel(a_Label);
if (jump < 0)
jump = jump & 0xFFFFF | 100000;
return IToInt(a_Instruction) | a_R1 << 24 | a_R2 << 21 | jump;
}
std::uint32_t Assembleur::ParseJump(Instruction a_Instruction) {