Fix updating of PC

1 files changed, 6 insertions, 2 deletions

diff --git a/main.myr b/main.myr
index 0fd856c..292d2d6 100644
--- a/main.myr
+++ b/main.myr
@@ -86,7 +86,9 @@ const main = {
             ;;
         // JP
         | 0x1:
-            pc = ((opcode & 0x0f) << 8) | arg
+            pc = (opcode & 0x0f : uint16)
+            pc <<= 8
+            pc |= (arg : uint16)
         // CALL
         | 0x2:
             sp++
@@ -94,7 +96,9 @@ const main = {
                 std.die("stack overflow")
             ;;
             stk[sp] = pc
-            pc = ((opcode & 0x0f) << 8) | arg
+            pc = (opcode & 0x0f : uint16)
+            pc <<= 8
+            pc |= (arg : uint16)
         // SE
         | 0x3:
             if reg[opcode & 0x0f] == arg