From 30e0203df44208e5543cb987238544fd0d031e7c Mon Sep 17 00:00:00 2001
From: Diego Lopez <2109094@upy.edu.mx>
Date: Wed, 8 Apr 2026 16:11:18 -0600
Subject: [PATCH] implement instructions 0x068-0x079: D2I, D2L, trig and
 exponential functions

---
 src/spider/runtime/instr/Instr_060-07F.cpp | 63 ++++++++++++++++------
 1 file changed, 48 insertions(+), 15 deletions(-)

diff --git a/src/spider/runtime/instr/Instr_060-07F.cpp b/src/spider/runtime/instr/Instr_060-07F.cpp
index c253bcf..e973eb3 100644
--- a/src/spider/runtime/instr/Instr_060-07F.cpp
+++ b/src/spider/runtime/instr/Instr_060-07F.cpp
@@ -70,63 +70,96 @@ namespace spider {
     }
 
     void CPU::D2I() {
-        // TODO: Implement D2I
+        fetchOperDst();
+        _dst->_u32 = static_cast<u32>(_dst->_f64);
+        (this->*_post)();
     }
 
     void CPU::D2L() {
-        // TODO: Implement D2L
+        fetchOperDst();
+        _dst->_u64 = static_cast<u64>(_dst->_f64);
+        (this->*_post)();
     }
 
     void CPU::SIN() {
-        // TODO: Implement SIN
+        fetchOperDst();
+        _dst->_f64 = std::sin(_dst->_f64);
+        (this->*_post)();
     }
 
     void CPU::COS() {
-        // TODO: Implement COS
+        fetchOperDst();
+        _dst->_f64 = std::cos(_dst->_f64);
+        (this->*_post)();
     }
 
     void CPU::TAN() {
-        // TODO: Implement TAN
+        fetchOperDst();
+        _dst->_f64 = std::tan(_dst->_f64);
+        (this->*_post)();
     }
 
     void CPU::ASIN() {
-        // TODO: Implement ASIN
+        fetchOperDst();
+        _dst->_f64 = std::asin(_dst->_f64);
+        (this->*_post)();
     }
 
     void CPU::ACOS() {
-        // TODO: Implement ACOS
+        fetchOperDst();
+        _dst->_f64 = std::acos(_dst->_f64);
+        (this->*_post)();
     }
 
     void CPU::ATAN() {
-        // TODO: Implement ATAN
+        fetchOperDst();
+        _dst->_f64 = std::atan(_dst->_f64);
+        (this->*_post)();
     }
 
     void CPU::ATAN2() {
-        // TODO: Implement ATAN2
+        fetchOperDst();
+        fetchOperSrc();
+        _dst->_f64 = std::atan2(_dst->_f64, _src->_f64);
+        (this->*_post)();
     }
 
     void CPU::EXP() {
-        // TODO: Implement EXP
+        fetchOperDst();
+        _dst->_f64 = std::exp(_dst->_f64);
+        (this->*_post)();
     }
 
     void CPU::LOG() {
-        // TODO: Implement LOG
+        fetchOperDst();
+        _dst->_f64 = std::log(_dst->_f64);
+        (this->*_post)();
     }
 
     void CPU::LOGAB() {
-        // TODO: Implement LOGAB
+        fetchOperDst();
+        fetchOperSrc();
+        _dst->_f64 = std::log(_dst->_f64) / std::log(_src->_f64);
+        (this->*_post)();
     }
 
     void CPU::POW() {
-        // TODO: Implement POW
+        fetchOperDst();
+        fetchOperSrc();
+        _dst->_f64 = std::pow(_dst->_f64, _src->_f64);
+        (this->*_post)();
     }
 
     void CPU::SQRT() {
-        // TODO: Implement SQRT
+        fetchOperDst();
+        _dst->_f64 = std::sqrt(_dst->_f64);
+        (this->*_post)();
     }
 
     void CPU::ROOT() {
-        // TODO: Implement ROOT
+        fetchOperDst();
+        fetchOperSrc();
+        _dst->_f64 = std::pow(_dst->_f64, 1.0 / _src->_f64);
     }
 
     void CPU::ADC() {
-- 
2.43.0