From 07018389507e790963f06348083796b650510592 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Christoffer=20M=C3=BCller=20Madsen?=
 <christoffer.m.madsen@thedevcave.net>
Date: Wed, 16 Dec 2015 22:20:33 +0100
Subject: [PATCH] Added checks in compareVal to set status-keys l and e to
 signify  respectively 'lower than' and 'equal to'. Added the following
 control flow operations: * jl (less than) * je (equal to) * jge (greater than
 or equal to) * jle (less than or equal to) * jne (not equal to)

---
 infernal.py | 20 ++++++++++++++++++--
 1 file changed, 18 insertions(+), 2 deletions(-)

diff --git a/infernal.py b/infernal.py
index 17094b5..2255d23 100644
--- a/infernal.py
+++ b/infernal.py
@@ -123,8 +123,9 @@ class Emulator:
 	def compareVal (self, valT1, valT2):
 		val1 = self.getVal(valT2)
 		val2 = self.getVal(valT1)
-		self.status = {"g":val1>val2}
-
+		self.status["g"] = val1>val2
+		self.status["l"] = val1<val2
+		self.status["e"] = val1==val2
 	def changedRegisters (self, *args):
 		for reg, val in args:
 			self.changes[reg] = val
@@ -193,6 +194,21 @@ class Emulator:
 		elif opcode == "jg":
 			if self.status["g"]:
 				self.registers['%rip'] = self.labels[instruct[1]]
+		elif opcode == "jl":
+			if self.status["l"]:
+				self.registers['%rip'] = self.labels[instruct[1]]
+		elif opcode == "je":
+			if self.status["e"]:
+				self.registers['%rip'] = self.labels[instruct[1]]
+		elif opcode == "jge":
+			if (self.status["g"] or self.status["e"]):
+				self.registers['%rip'] = self.labels[instruct[1]]
+		elif opcode == "jle":
+			if (self.status["l"] or self.status["e"]):
+				self.registers['%rip'] = self.labels[instruct[1]]
+		elif opcode == "jne":
+			if not self.status["e"]:
+				self.registers['%rip'] = self.labels[instruct[1]]
 		elif opcode == "jmp":
 			self.registers['%rip'] = self.labels[instruct[1]]