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-rw-r--r--instructions/BRK.ts3
1 files changed, 3 insertions, 0 deletions
diff --git a/instructions/BRK.ts b/instructions/BRK.ts
index 99e4072..419eeef 100644
--- a/instructions/BRK.ts
+++ b/instructions/BRK.ts
@@ -5,6 +5,9 @@ export default function (this: The65c02, mode: string) {
         case 'implied':
             this.io.interruptRequest.HI()
             //TODO: push shit onto stack
+            this.push(this.programCounter.num() & 0x00FF)
+            this.push(this.programCounter.num() & 0xFF00)
+            this.push(this.status.num())
             this.io.data.set(this.programCounter.num() & 0x00FF)
             this.io.address.set(0xFFFF)
             this.write()