diff --git a/flagpole/src/main.c b/flagpole/src/main.c
index 07d0599..e0ccc88 100644
--- a/flagpole/src/main.c
+++ b/flagpole/src/main.c
@@ -96,6 +96,8 @@ static inline bool isKW(Lz_SB *sb) {
     || SBeq(sb, "endwhile")
     || SBeq(sb, "==")
     || SBeq(sb, "not")
+    || SBeq(sb, "bor")
+    || SBeq(sb, "band")
     || SBeq(sb, "u+")
     || SBeq(sb, "u-")
     || SBeq(sb, "u*")
@@ -327,6 +329,27 @@ codegen:
           printf("  pushstack 96\n");
           break;
         }
+        if (SBeq(&tokenAccumulator, "band")) {
+          printf("  popstack 97\n");
+          printf("  popstack 98\n");
+          printf("  AndR64 98, 97\n");
+          printf("  pushstack 98\n");
+          break;
+        }
+        if (SBeq(&tokenAccumulator, "bor")) {
+          printf("  popstack 97\n");
+          printf("  popstack 98\n");
+          printf("  OrR64 98, 97\n");
+          printf("  pushstack 98\n");
+          break;
+        }
+        if (SBeq(&tokenAccumulator, "xor")) {
+          printf("  popstack 97\n");
+          printf("  popstack 98\n");
+          printf("  xorR64 98, 97\n");
+          printf("  pushstack 98\n");
+          break;
+        }
         if (SBeq(&tokenAccumulator, "u+")) {
           printf("  popstack 97\n");
           printf("  popstack 98\n");
diff --git a/flagpole/tests/isprime.fp b/flagpole/tests/isprime.fp
new file mode 100644
index 0000000..d372954
--- /dev/null
+++ b/flagpole/tests/isprime.fp
@@ -0,0 +1,13 @@
+$inc fvmstd.fp
+
+proc main
+  :getuint @x
+  2 @checkFact
+  while &checkFact &checkFact u* 1 u- &x u< do
+    if &x &checkFact u% 0 == then
+      "Not Prime" :puts :newline return
+    endif
+    &checkFact 1 u+ @checkFact
+  endwhile
+  "Prime" :puts :newline
+endproc
diff --git a/flagpole/tests/tempconv.fp b/flagpole/tests/tempconv.fp
new file mode 100644
index 0000000..32c74e7
--- /dev/null
+++ b/flagpole/tests/tempconv.fp
@@ -0,0 +1,39 @@
+$inc fvmstd.fp
+
+proc mainvar
+  "Source Fahrenheit or Celsius (F/C): " :puts
+  :getchar @srcUnit
+  :getchar drop # newline pmo
+  if &srcUnit 0x43 == &srcUnit 0x63 == bor then
+    "Source Temp: " :puts :getuint @srcTemp
+    &srcTemp 9 u* 5 u/ 32 u+ @dstTemp
+    &srcTemp :putuint "*C == " :puts &dstTemp :putuint "*F" :puts :newline
+    return
+  endif
+  if &srcUnit 0x46 == &srcUnit 0x66 == bor then
+    "Source Temp: " :puts :getuint @srcTemp
+    &srcTemp 32 u- 5 u* 9 u/ @dstTemp
+    &srcTemp :putuint "*F == " :puts &dstTemp :putuint "*C" :puts :newline
+    return
+  endif
+  "Invalid Unit" :puts :newline
+endproc
+
+proc main
+  "Source Fahrenheit or Celsius (F/C): " :puts
+  :getchar 
+  :getchar drop # newline pmo
+  if dup 0x43 == dup 0x63 == bor then
+    "Source Temp: " :puts :getuint
+    dup 9 u* 5 u/ 32 u+
+    swap :putuint "*C == " :puts :putuint "*F" :puts :newline
+    return
+  endif
+  if dup 0x46 == dup 0x66 == bor then
+    "Source Temp: " :puts :getuint
+    dup 32 u- 5 u* 9 u/
+    swap :putuint "*F == " :puts :putuint "*C" :puts :newline
+    return
+  endif
+  "Invalid Unit" :puts :newline
+endproc
diff --git a/flagpole/tests/underflow.fp b/flagpole/tests/underflow.fp
new file mode 100644
index 0000000..be842a5
--- /dev/null
+++ b/flagpole/tests/underflow.fp
@@ -0,0 +1,5 @@
+$inc fvmstd.fp
+
+proc main
+  1 u+ :putuint
+endproc
diff --git a/src/interp.c b/src/interp.c
index 08e179c..a030efd 100644
--- a/src/interp.c
+++ b/src/interp.c
@@ -230,6 +230,24 @@ int main(int argc, char **argv) {
         registers[dst] = registers[src];
         break;
       }
+      case 0x79: { // AndR64
+        unsigned char dst = inputs[0];
+        unsigned char src = inputs[1];
+        registers[dst] &= registers[src];
+        break;
+      }
+      case 0x7A: { // OrR64
+        unsigned char dst = inputs[0];
+        unsigned char src = inputs[1];
+        registers[dst] |= registers[src];
+        break;
+      }
+      case 0x7B: { // XorR64
+        unsigned char dst = inputs[0];
+        unsigned char src = inputs[1];
+        registers[dst] ^= registers[src];
+        break;
+      }
       case 0x6E: { // AddR64
         unsigned char dst = inputs[0];
         unsigned char src = inputs[1];
diff --git a/tests/fvm.inc b/tests/fvm.inc
index 6ade17f..d433090 100644
--- a/tests/fvm.inc
+++ b/tests/fvm.inc
@@ -248,6 +248,24 @@ macro St64 dst, addr
   db addr
 end macro
 
+macro AndR64 dst, src
+  db 0x79
+  db dst
+  db src
+end macro
+
+macro OrR64 dst, src
+  db 0x7A
+  db dst
+  db src
+end macro
+
+macro XorR64 dst, src
+  db 0x7B
+  db dst
+  db src
+end macro
+
 macro AddR64 dst, src
   db 0x6E
   db dst