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66 lines
1.7 KiB
66 lines
1.7 KiB
import { expect } from "chai"
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import { Loc } from "../../lib/ir/loc"
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import { prettyPrintSSA } from "../../lib/ir/pretty"
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import type { SSA } from "../../lib/ir/ssa"
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describe("ir", () => {
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describe("prettyPrintSSA", () => {
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it("load with immediate", () => {
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const ssa: SSA = {
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dest: Loc.vari("x"),
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source: 42,
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}
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expect(prettyPrintSSA(ssa)).to.equal("x = 42")
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})
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it("load with register", () => {
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const ssa: SSA = {
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dest: Loc.vari("x"),
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source: Loc.reg("A"),
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}
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expect(prettyPrintSSA(ssa)).to.equal("x = %A")
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})
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it("load with temporary", () => {
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const ssa: SSA = {
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dest: Loc.vari("x"),
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source: Loc.temp("t0"),
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}
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expect(prettyPrintSSA(ssa)).to.equal("x = #t0")
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})
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it("load with variable", () => {
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const ssa: SSA = {
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dest: Loc.vari("x"),
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source: Loc.vari("y"),
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}
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expect(prettyPrintSSA(ssa)).to.equal("x = y")
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})
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it("unary op", () => {
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const ssa: SSA = {
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dest: Loc.vari("x"),
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source: Loc.vari("y"),
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op: "arith_negate",
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}
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expect(prettyPrintSSA(ssa)).to.equal("x = arith_negate(y)")
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})
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it("binary op", () => {
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const ssa: SSA = {
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dest: Loc.vari("x"),
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source: Loc.vari("y"),
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source1: 42,
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op: "add",
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}
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expect(prettyPrintSSA(ssa)).to.equal("x = add(y, 42)")
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})
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})
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})
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