move to pc-thing/

1 files changed, 11 insertions, 0 deletions

diff --git a/pc-thing/instructions_new/shr.ts b/pc-thing/instructions_new/shr.ts
new file mode 100644
index 0000000..09bf005
--- /dev/null
+++ b/pc-thing/instructions_new/shr.ts
@@ -0,0 +1,11 @@
+import { PC } from "../pc.ts";
+
+export default {
+    function(this: PC, [reg1, reg2]: number[]) {
+        const r1 = this.lib.parseReg(reg1);
+        const r2 = this.lib.parseReg(reg2);
+        this.returnFlag = +((this.registers[r1] >> this.registers[r2]) != 0);
+        this.registers[r1] >>= this.registers[r2]
+    },
+    args: 2
+}
\ No newline at end of file