Add isBreak method

jesse-r-s-hines · Dec 1, 2024 · e5bf002 · e5bf002
1 parent b433ae5
commit e5bf002
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diff --git a/src/simulator/simulator.ts b/src/simulator/simulator.ts
@@ -190,6 +190,10 @@ export class Simulator {
         return !!this.control.ecall.toNumber()
     }
 
+    isBreak(): boolean {
+        return this.control.ecall.toNumber() == 2
+    }
+
     /** Runs the simulator until the end of the code. */
     run() {
         while (!this.isDone()) this.tick()

diff --git a/tests/simulator.test.ts b/tests/simulator.test.ts
@@ -401,6 +401,8 @@ describe("Syscalls", () => {
         `
         let sim = testCode(code)
         expect(sim.control.ecall.toNumber()).to.equal(0)
+        expect(sim.isSyscall()).to.equal(false)
+        expect(sim.isBreak()).to.equal(false)
     })
 
     it('ecall', () => {
@@ -410,6 +412,8 @@ describe("Syscalls", () => {
         `
         let sim = testCode(code)
         expect(sim.control.ecall.toNumber()).to.equal(1)
+        expect(sim.isSyscall()).to.equal(true)
+        expect(sim.isBreak()).to.equal(false)
     })
 
     it('ebreak', () => {
@@ -419,5 +423,7 @@ describe("Syscalls", () => {
         `
         let sim = testCode(code)
         expect(sim.control.ecall.toNumber()).to.equal(2)
+        expect(sim.isSyscall()).to.equal(true)
+        expect(sim.isBreak()).to.equal(true)
     })
 })