855d13f4b2 · samitouri/QOS-React-2

compiler/forget/src/HIR/BuildHIR.ts

+44 -3

@@ -119,7 +119,11 @@ function lowerStatement(

119 case "ThrowStatement": {

120 const stmt = stmtPath as NodePath<t.ThrowStatement>;

121 const value = lowerExpressionToPlace(builder, stmt.get("argument"));

122 - const terminal: ThrowTerminal = { kind: "throw", value };

122 + const terminal: ThrowTerminal = {

123 + kind: "throw",

124 + value,

125 + id: makeInstructionId(0),

126 + };

127 builder.terminate(terminal);

128 return;

129 }

@@ -133,6 +137,7 @@ function lowerStatement(

137 const terminal: ReturnTerminal = {

138 kind: "return",

139 value,

140 + id: makeInstructionId(0),

141 };

142 builder.terminateWithContinuation(terminal, fallthrough);

143 return;

@@ -148,6 +153,7 @@ function lowerStatement(

153 kind: "goto",

154 block: continuationBlock.id,

155 variant: GotoVariant.Break,

156 + id: makeInstructionId(0),

157 };

158 });

159 // Block for the alternate (if the test is not truthy)

@@ -160,6 +166,7 @@ function lowerStatement(

166 kind: "goto",

167 block: continuationBlock.id,

168 variant: GotoVariant.Break,

169 + id: makeInstructionId(0),

170 };

171 });

172 } else {

@@ -173,6 +180,7 @@ function lowerStatement(

180 consequent: consequentBlock,

181 alternate: alternateBlock,

182 fallthrough: continuationBlock.id,

183 + id: makeInstructionId(0),

184 };

185 builder.terminateWithContinuation(terminal, continuationBlock);

186 return;

@@ -189,6 +197,7 @@ function lowerStatement(

197 kind: "goto",

198 block,

199 variant: GotoVariant.Break,

200 + id: makeInstructionId(0),

201 });

202 return;

203 }

@@ -199,6 +208,7 @@ function lowerStatement(

208 kind: "goto",

209 block,

210 variant: GotoVariant.Continue,

211 + id: makeInstructionId(0),

212 });

213 return;

214 }

@@ -219,6 +229,7 @@ function lowerStatement(

229 kind: "goto",

230 block: conditionalBlock.id,

231 variant: GotoVariant.Continue,

232 + id: makeInstructionId(0),

233 };

234 }

235 );

@@ -229,6 +240,7 @@ function lowerStatement(

240 kind: "goto",

241 block: conditionalBlock.id,

242 variant: GotoVariant.Break,

243 + id: makeInstructionId(0),

244 },

245 conditionalBlock

246 );

@@ -244,6 +256,7 @@ function lowerStatement(

256 consequent: loopBlock,

257 alternate: continuationBlock.id,

258 fallthrough: continuationBlock.id,

259 + id: makeInstructionId(0),

260 };

261 builder.terminateWithContinuation(terminal, continuationBlock);

262 return;

@@ -269,6 +282,7 @@ function lowerStatement(

282 kind: "goto",

283 block: conditionalBlock.id,

284 variant: GotoVariant.Continue,

285 + id: makeInstructionId(0),

286 };

287 }

288 );

@@ -279,6 +293,7 @@ function lowerStatement(

293 kind: "goto",

294 block: conditionalBlock.id,

295 variant: GotoVariant.Break,

296 + id: makeInstructionId(0),

297 },

298 conditionalBlock

299 );

@@ -294,6 +309,7 @@ function lowerStatement(

309 consequent: loopBlock,

310 alternate: continuationBlock.id,

311 fallthrough: continuationBlock.id,

312 + id: makeInstructionId(0),

313 };

314 builder.terminateWithContinuation(terminal, continuationBlock);

315 return;

@@ -328,6 +344,7 @@ function lowerStatement(

344 kind: "goto",

345 block: conditionalBlock.id,

346 variant: GotoVariant.Break,

347 + id: makeInstructionId(0),

348 });

349 /**

350 * Construct the loop itself: the loop body wraps around to the update block

@@ -340,6 +357,7 @@ function lowerStatement(

357 kind: "goto",

358 block: updateBlock.id,

359 variant: GotoVariant.Continue,

360 + id: makeInstructionId(0),

361 };

362 });

363 });

@@ -349,6 +367,7 @@ function lowerStatement(

367 kind: "goto",

368 block: conditionalBlock.id,

369 variant: GotoVariant.Break,

370 + id: makeInstructionId(0),

371 },

372 conditionalBlock

373 );

@@ -366,6 +385,7 @@ function lowerStatement(

385 consequent: loopBlock,

386 alternate: continuationBlock.id,

387 fallthrough: continuationBlock.id,

388 + id: makeInstructionId(0),

389 };

390 } else {

391 /**

@@ -376,6 +396,7 @@ function lowerStatement(

396 kind: "goto",

397 block: loopBlock,

398 variant: GotoVariant.Break,

399 + id: makeInstructionId(0),

400 };

401 }

402 builder.terminateWithContinuation(terminal, continuationBlock);

@@ -400,13 +421,19 @@ function lowerStatement(

421 consequent: loopBlock,

422 alternate: continuationBlock.id,

423 fallthrough: continuationBlock.id,

424 + id: makeInstructionId(0),

425 };

426 return terminal;

427 });

428 });

429 // do-while unconditionally enters the loop

430 builder.terminateWithContinuation(

409 - { kind: "goto", block: loopBlock, variant: GotoVariant.Break },

431 + {

432 + kind: "goto",

433 + block: loopBlock,

434 + variant: GotoVariant.Break,

435 + id: makeInstructionId(0),

436 + },

437 continuationBlock

438 );

439 return;

@@ -429,6 +456,7 @@ function lowerStatement(

456 kind: "goto",

457 block: conditionalBlock.id,

458 variant: GotoVariant.Continue,

459 + id: makeInstructionId(0),

460 };

461 }

462 );

@@ -443,6 +471,7 @@ function lowerStatement(

471 test: conditionalBlock.id,

472 loop: loopBlock,

473 fallthrough: continuationBlock.id,

474 + id: makeInstructionId(0),

475 },

476 conditionalBlock

477 );

@@ -457,6 +486,7 @@ function lowerStatement(

486 consequent: loopBlock,

487 alternate: continuationBlock.id,

488 fallthrough: continuationBlock.id,

489 + id: makeInstructionId(0),

490 };

491 // Complete the conditional and continue with code after the loop

492 builder.terminateWithContinuation(terminal, continuationBlock);

@@ -489,6 +519,7 @@ function lowerStatement(

519 kind: "goto",

520 block: continuationBlock.id,

521 variant: GotoVariant.Break,

522 + id: makeInstructionId(0),

523 },

524 continuationBlock

525 );

@@ -535,6 +566,7 @@ function lowerStatement(

566 kind: "goto",

567 block: fallthrough,

568 variant: GotoVariant.Break,

569 + id: makeInstructionId(0),

570 };

571 });

572 });

@@ -559,7 +591,13 @@ function lowerStatement(

591

592 const test = lowerExpressionToPlace(builder, stmt.get("discriminant"));

593 builder.terminateWithContinuation(

562 - { kind: "switch", test, cases, fallthrough: continuationBlock.id },

594 + {

595 + kind: "switch",

596 + test,

597 + cases,

598 + fallthrough: continuationBlock.id,

599 + id: makeInstructionId(0),

600 + },

601 continuationBlock

602 );

603 return;

@@ -1069,6 +1107,7 @@ function lowerConditional(

1107 kind: "goto",

1108 block: continuationBlock.id,

1109 variant: GotoVariant.Break,

1110 + id: makeInstructionId(0),

1111 };

1112 });

1113 // Block for the alternate (if the test is not truthy)

@@ -1084,6 +1123,7 @@ function lowerConditional(

1123 kind: "goto",

1124 block: continuationBlock.id,

1125 variant: GotoVariant.Break,

1126 + id: makeInstructionId(0),

1127 };

1128 });

1129 const terminal: IfTerminal = {

@@ -1092,6 +1132,7 @@ function lowerConditional(

1132 consequent: consequentBlock,

1133 alternate: alternateBlock,

1134 fallthrough: continuationBlock.id,

1135 + id: makeInstructionId(0),

1136 };

1137 builder.terminateWithContinuation(terminal, continuationBlock);

1138 return place;

compiler/forget/src/HIR/HIR.ts

+10 -2

@@ -121,14 +121,19 @@ export type Terminal =

121 | SwitchTerminal

122 | WhileTerminal;

123

124 -export type ThrowTerminal = { kind: "throw"; value: Place };

124 +export type ThrowTerminal = { kind: "throw"; value: Place; id: InstructionId };

125

126 -export type ReturnTerminal = { kind: "return"; value: Place | null };

126 +export type ReturnTerminal = {

127 + kind: "return";

128 + value: Place | null;

129 + id: InstructionId;

130 +};

131

132 export type GotoTerminal = {

133 kind: "goto";

134 block: BlockId;

135 variant: GotoVariant;

136 + id: InstructionId;

137 };

138

139 export enum GotoVariant {

@@ -142,6 +147,7 @@ export type IfTerminal = {

147 consequent: BlockId;

148 alternate: BlockId;

149 fallthrough: BlockId | null;

150 + id: InstructionId;

151 };

152

153 export type SwitchTerminal = {

@@ -149,6 +155,7 @@ export type SwitchTerminal = {

155 test: Place;

156 cases: Array<{ test: Place | null; block: BlockId }>;

157 fallthrough: BlockId | null;

158 + id: InstructionId;

159 };

160

161 export type WhileTerminal = {

@@ -156,6 +163,7 @@ export type WhileTerminal = {

163 test: BlockId;

164 loop: BlockId;

165 fallthrough: BlockId;

166 + id: InstructionId;

167 };

168

169 /**

compiler/forget/src/HIR/HIRBuilder.ts

+2 -1

@@ -145,7 +145,7 @@ export default class HIRBuilder {

145 this.#completed.set(blockId, {

146 id: blockId,

147 instructions,

148 - terminal: { kind: "return", value: null },

148 + terminal: { kind: "return", value: null, id: makeInstructionId(0) },

149 preds: new Set(),

150 phis: new Set(),

151 });

@@ -508,6 +508,7 @@ function markInstructionIds(func: HIR) {

508 invariant(instr.id === 0, `${printInstruction(instr)} already visited!`);

509 instr.id = makeInstructionId(++id);

510 }

511 + block.terminal.id = makeInstructionId(++id);

512 }

513 }

514

compiler/forget/src/HIR/PrintHIR.ts

+6 -6

@@ -115,30 +115,30 @@ function printTerminal(terminal: Terminal): Array<string> | string {

115 let value;

116 switch (terminal.kind) {

117 case "if": {

118 - value = `If (${printPlace(terminal.test)}) then:bb${

118 + value = `[${terminal.id}] If (${printPlace(terminal.test)}) then:bb${

119 terminal.consequent

120 } else:bb${terminal.alternate}`;

121 break;

122 }

123 case "throw": {

124 - value = `Throw ${printPlace(terminal.value)}`;

124 + value = `[${terminal.id}] Throw ${printPlace(terminal.value)}`;

125 break;

126 }

127 case "return": {

128 - value = `Return${

128 + value = `[${terminal.id}] Return${

129 terminal.value != null ? " " + printPlace(terminal.value) : ""

130 }`;

131 break;

132 }

133 case "goto": {

134 - value = `Goto${

134 + value = `[${terminal.id}] Goto${

135 terminal.variant === GotoVariant.Continue ? "(Continue)" : ""

136 } bb${terminal.block}`;

137 break;

138 }

139 case "switch": {

140 const output = [];

141 - output.push(`Switch (${printPlace(terminal.test)})`);

141 + output.push(`[${terminal.id}] Switch (${printPlace(terminal.test)})`);

142 terminal.cases.forEach((case_) => {

143 if (case_.test !== null) {

144 output.push(` Case ${printPlace(case_.test)}: bb${case_.block}`);

@@ -150,7 +150,7 @@ function printTerminal(terminal: Terminal): Array<string> | string {

150 break;

151 }

152 case "while": {

153 - value = `While test=bb${terminal.test} loop=${

153 + value = `[${terminal.id}] While test=bb${terminal.test} loop=${

154 terminal.loop !== null ? `bb${terminal.loop}` : ""

155 } fallthrough=${terminal.fallthrough ? `bb${terminal.fallthrough}` : ""}`;

156 break;

compiler/forget/src/HIR/visitors.ts

+13 -1

@@ -6,7 +6,14 @@

6 */

7

8 import { assertExhaustive } from "../Common/utils";

9 -import { BasicBlock, BlockId, Instruction, Place, Terminal } from "./HIR";

9 +import {

10 + BasicBlock,

11 + BlockId,

12 + Instruction,

13 + makeInstructionId,

14 + Place,

15 + Terminal,

16 +} from "./HIR";

17

18 export function* eachInstructionOperand(instr: Instruction): Iterable<Place> {

19 const instrValue = instr.value;

@@ -143,6 +150,7 @@ export function mapTerminalSuccessors(

150 kind: "goto",

151 block: target,

152 variant: terminal.variant,

153 + id: makeInstructionId(0),

154 };

155 }

156 case "if": {

@@ -156,6 +164,7 @@ export function mapTerminalSuccessors(

164 consequent,

165 alternate,

166 fallthrough,

167 + id: makeInstructionId(0),

168 };

169 }

170 case "switch": {

@@ -173,12 +182,14 @@ export function mapTerminalSuccessors(

182 test: terminal.test,

183 cases,

184 fallthrough,

185 + id: makeInstructionId(0),

186 };

187 }

188 case "return": {

189 return {

190 kind: "return",

191 value: terminal.value,

192 + id: makeInstructionId(0),

193 };

194 }

195 case "throw": {

@@ -193,6 +204,7 @@ export function mapTerminalSuccessors(

204 test,

205 loop,

206 fallthrough,

207 + id: makeInstructionId(0),

208 };

209 }

210 default: {

compiler/forget/src/__tests__/fixtures/hir/alias-while.expect.md

+27 -27

@@ -27,27 +27,27 @@ function mutate(x, y) {}

27

28 ```

29 bb0:

30 - [1] Let mutate a$2_@0[0:9] = Object { }

31 - [2] Let mutate b$3_@0[0:9] = Object { }

32 - [3] Let mutate c$4_@0[0:9] = Object { }

33 - While test=bb1 loop=bb3 fallthrough=bb2

30 + [1] Let mutate a$2_@0[0:11] = Object { }

31 + [2] Let mutate b$3_@0[0:11] = Object { }

32 + [3] Let mutate c$4_@0[0:11] = Object { }

33 + [4] While test=bb1 loop=bb3 fallthrough=bb2

34 bb1:

35 predecessor blocks: bb0 bb3

36 - If (read cond$1) then:bb3 else:bb2

36 + [5] If (read cond$1) then:bb3 else:bb2

37 bb3:

38 predecessor blocks: bb1

39 - [4] Let mutate z$5_@0[0:9] = read a$2_@0

40 - [5] Reassign mutate a$2_@0[0:9] = read b$3_@0

41 - [6] Reassign mutate b$3_@0[0:9] = read c$4_@0

42 - [7] Reassign mutate c$4_@0[0:9] = read z$5_@0

43 - [8] Call mutate mutate$6_@0(mutate a$2_@0, mutate b$3_@0)

44 - Goto(Continue) bb1

39 + [6] Let mutate z$5_@0[0:11] = read a$2_@0

40 + [7] Reassign mutate a$2_@0[0:11] = read b$3_@0

41 + [8] Reassign mutate b$3_@0[0:11] = read c$4_@0

42 + [9] Reassign mutate c$4_@0[0:11] = read z$5_@0

43 + [10] Call mutate mutate$6_@0(mutate a$2_@0, mutate b$3_@0)

44 + [11] Goto(Continue) bb1

45 bb2:

46 predecessor blocks: bb1

47 - [9] read a$2_@0

48 - [10] read b$3_@0

49 - [11] read c$4_@0

50 - Return freeze a$2_@0

47 + [12] read a$2_@0

48 + [13] read b$3_@0

49 + [14] read c$4_@0

50 + [15] Return freeze a$2_@0

51 ```

52

53 ### CFG

@@ -57,9 +57,9 @@ flowchart TB

57 %% Basic Blocks

58 subgraph bb0

59 bb0_instrs["

60 - [1] Let mutate a$2_@0[0:9] = Object { }

61 - [2] Let mutate b$3_@0[0:9] = Object { }

62 - [3] Let mutate c$4_@0[0:9] = Object { }

60 + [1] Let mutate a$2_@0[0:11] = Object { }

61 + [2] Let mutate b$3_@0[0:11] = Object { }

62 + [3] Let mutate c$4_@0[0:11] = Object { }

63 "]

64 bb0_instrs --> bb0_terminal(["While"])

65 end

@@ -68,19 +68,19 @@ flowchart TB

68 end

69 subgraph bb3

70 bb3_instrs["

71 - [4] Let mutate z$5_@0[0:9] = read a$2_@0

72 - [5] Reassign mutate a$2_@0[0:9] = read b$3_@0

73 - [6] Reassign mutate b$3_@0[0:9] = read c$4_@0

74 - [7] Reassign mutate c$4_@0[0:9] = read z$5_@0

75 - [8] Call mutate mutate$6_@0(mutate a$2_@0, mutate b$3_@0)

71 + [6] Let mutate z$5_@0[0:11] = read a$2_@0

72 + [7] Reassign mutate a$2_@0[0:11] = read b$3_@0

73 + [8] Reassign mutate b$3_@0[0:11] = read c$4_@0

74 + [9] Reassign mutate c$4_@0[0:11] = read z$5_@0

75 + [10] Call mutate mutate$6_@0(mutate a$2_@0, mutate b$3_@0)

76 "]

77 bb3_instrs --> bb3_terminal(["Goto"])

78 end

79 subgraph bb2

80 bb2_instrs["

81 - [9] read a$2_@0

82 - [10] read b$3_@0

83 - [11] read c$4_@0

81 + [12] read a$2_@0

82 + [13] read b$3_@0

83 + [14] read c$4_@0

84 "]

85 bb2_instrs --> bb2_terminal(["Return freeze a$2_@0"])

86 end

@@ -121,7 +121,7 @@ function foo$0(cond$1) {

121

122 ```

123 bb0:

124 - Return

124 + [1] Return

125 ```

126

127 ### CFG

compiler/forget/src/__tests__/fixtures/hir/assignment-variations.expect.md

+2 -2

@@ -27,7 +27,7 @@ bb0:

27 [5] Reassign mutate x$1_@4 = Binary read x$1_@2 + read $3_@3

28 [6] Const mutate $4_@5 = 1

29 [7] Reassign mutate x$1_@6 = Binary read x$1_@4 >>> read $4_@5

30 - Return

30 + [8] Return

31 ```

32

33 ### CFG

@@ -72,7 +72,7 @@ bb0:

72 [2] Reassign mutate a$1_@1.b.c[0:5] = Binary read a$1_@1.b.c + read $2_@0

73 [3] Const mutate $3_@2 = 2

74 [4] Reassign mutate a$1_@1.b.c[0:5] = Binary read a$1_@1.b.c * read $3_@2

75 - Return

75 + [5] Return

76 ```

77

78 ### CFG

compiler/forget/src/__tests__/fixtures/hir/call.expect.md

+2 -2

@@ -19,7 +19,7 @@ function Component(props) {

19

20 ```

21 bb0:

22 - Return

22 + [1] Return

23 ```

24

25 ### CFG

@@ -55,7 +55,7 @@ bb0:

55 [6] Call mutate foo$4_@0(mutate b$3_@0)

56 [7] Const mutate $7_@3 = "div"

57 [8] Const mutate $8_@4 = JSX <read $7_@3 a={read a$2_@0} b={freeze b$3_@0} ></read $7_@3>

58 - Return read $8_@4

58 + [9] Return read $8_@4

59 ```

60

61 ### CFG

compiler/forget/src/__tests__/fixtures/hir/complex-while.expect.md

+6 -6

@@ -18,22 +18,22 @@ function foo(a, b, c) {

18

19 ```

20 bb0:

21 - If (read a$1) then:bb3 else:bb1

21 + [1] If (read a$1) then:bb3 else:bb1

22 bb3:

23 predecessor blocks: bb0

24 - While test=bb4 loop=bb6 fallthrough=bb1

24 + [2] While test=bb4 loop=bb6 fallthrough=bb1

25 bb4:

26 predecessor blocks: bb3 bb7

27 - If (read b$2) then:bb6 else:bb1

27 + [3] If (read b$2) then:bb6 else:bb1

28 bb6:

29 predecessor blocks: bb4

30 - If (read c$3) then:bb1 else:bb7

30 + [4] If (read c$3) then:bb1 else:bb7

31 bb7:

32 predecessor blocks: bb6

33 - Goto(Continue) bb4

33 + [5] Goto(Continue) bb4

34 bb1:

35 predecessor blocks: bb6 bb4 bb0

36 - Return

36 + [6] Return

37 ```

38

39 ### CFG

compiler/forget/src/__tests__/fixtures/hir/component.expect.md

+50 -50

@@ -37,56 +37,56 @@ function Component(props) {

37 bb0:

38 [1] Const mutate items$2_@0 = read props$1.items

39 [2] Const mutate maxItems$3_@1 = read props$1.maxItems

40 - [3] Const mutate renderedItems$4_@2[3:15] = Array []

41 - [4] Const mutate seen$5_@3[0:12] = New mutate Set$6_@3()

40 + [3] Const mutate renderedItems$4_@2[3:22] = Array []

41 + [4] Const mutate seen$5_@3[0:19] = New mutate Set$6_@3()

42 [5] Const mutate $9_@4 = 0

43 [6] Const mutate max$7_@5[0:7] = Call mutate Math$8_@5.max(read $9_@4, read maxItems$3_@1)

44 - Goto bb1

44 + [7] Goto bb1

45 bb1:

46 predecessor blocks: bb0 bb5 bb10

47 - If (read items$2_@0) then:bb3 else:bb2

47 + [8] If (read items$2_@0) then:bb3 else:bb2

48 bb3:

49 predecessor blocks: bb1

50 - [7] Const mutate $11_@6 = null

51 - [8] Const mutate $12_@3[0:12] = Binary read item$10_@3 == read $11_@6

52 - If (read $12_@3) then:bb8 else:bb9

50 + [9] Const mutate $11_@6 = null

51 + [10] Const mutate $12_@3[0:19] = Binary read item$10_@3 == read $11_@6

52 + [11] If (read $12_@3) then:bb8 else:bb9

53 bb8:

54 predecessor blocks: bb3

55 - [9] Const mutate $13_@3[0:12] = read $12_@3

56 - Goto bb7

55 + [12] Const mutate $13_@3[0:19] = read $12_@3

56 + [13] Goto bb7

57 bb9:

58 predecessor blocks: bb3

59 - [10] Const mutate $13_@3[0:12] = Call mutate seen$5_@3.has(mutate item$10_@3)

60 - Goto bb7

59 + [14] Const mutate $13_@3[0:19] = Call mutate seen$5_@3.has(mutate item$10_@3)

60 + [15] Goto bb7

61 bb7:

62 predecessor blocks: bb8 bb9

63 - If (read $13_@3) then:bb5 else:bb4

63 + [16] If (read $13_@3) then:bb5 else:bb4

64 bb5:

65 predecessor blocks: bb7

66 - Goto(Continue) bb1

66 + [17] Goto(Continue) bb1

67 bb4:

68 predecessor blocks: bb7

69 - [11] Call mutate seen$5_@3.add(mutate item$10_@3)

70 - [12] Const mutate $14_@7 = "div"

71 - [13] Const mutate $15_@8 = JSX <read $14_@7>{read item$10_@3}</read $14_@7>

72 - [14] Call mutate renderedItems$4_@2.push(read $15_@8)

73 - [15] Const mutate $16_@9 = Binary read renderedItems$4_@2.length >= read max$7_@5

74 - If (read $16_@9) then:bb2 else:bb10

69 + [18] Call mutate seen$5_@3.add(mutate item$10_@3)

70 + [19] Const mutate $14_@7 = "div"

71 + [20] Const mutate $15_@8 = JSX <read $14_@7>{read item$10_@3}</read $14_@7>

72 + [21] Call mutate renderedItems$4_@2.push(read $15_@8)

73 + [22] Const mutate $16_@9 = Binary read renderedItems$4_@2.length >= read max$7_@5

74 + [23] If (read $16_@9) then:bb2 else:bb10

75 bb10:

76 predecessor blocks: bb4

77 - Goto(Continue) bb1

77 + [24] Goto(Continue) bb1

78 bb2:

79 predecessor blocks: bb4 bb1

80 - [16] Const mutate count$17_@10 = read renderedItems$4_@2.length

81 - [17] Const mutate $18_@11 = "div"

82 - [18] Const mutate $19_@12 = "\n "

83 - [19] Const mutate $20_@13 = "h1"

84 - [20] Const mutate $21_@14 = " Items"

85 - [21] Const mutate $22_@15 = JSX <read $20_@13>{freeze count$17_@10}{read $21_@14}</read $20_@13>

86 - [22] Const mutate $23_@16 = "\n "

87 - [23] Const mutate $24_@17 = "\n "

88 - [24] Const mutate $25_@18 = JSX <read $18_@11>{read $19_@12}{read $22_@15}{read $23_@16}{freeze renderedItems$4_@2}{read $24_@17}</read $18_@11>

89 - Return read $25_@18

80 + [25] Const mutate count$17_@10 = read renderedItems$4_@2.length

81 + [26] Const mutate $18_@11 = "div"

82 + [27] Const mutate $19_@12 = "\n "

83 + [28] Const mutate $20_@13 = "h1"

84 + [29] Const mutate $21_@14 = " Items"

85 + [30] Const mutate $22_@15 = JSX <read $20_@13>{freeze count$17_@10}{read $21_@14}</read $20_@13>

86 + [31] Const mutate $23_@16 = "\n "

87 + [32] Const mutate $24_@17 = "\n "

88 + [33] Const mutate $25_@18 = JSX <read $18_@11>{read $19_@12}{read $22_@15}{read $23_@16}{freeze renderedItems$4_@2}{read $24_@17}</read $18_@11>

89 + [34] Return read $25_@18

90 ```

91

92 ### CFG

@@ -98,8 +98,8 @@ flowchart TB

98 bb0_instrs["

99 [1] Const mutate items$2_@0 = read props$1.items

100 [2] Const mutate maxItems$3_@1 = read props$1.maxItems

101 - [3] Const mutate renderedItems$4_@2[3:15] = Array []

102 - [4] Const mutate seen$5_@3[0:12] = New mutate Set$6_@3()

101 + [3] Const mutate renderedItems$4_@2[3:22] = Array []

102 + [4] Const mutate seen$5_@3[0:19] = New mutate Set$6_@3()

103 [5] Const mutate $9_@4 = 0

104 [6] Const mutate max$7_@5[0:7] = Call mutate Math$8_@5.max(read $9_@4, read maxItems$3_@1)

105 "]

@@ -110,20 +110,20 @@ flowchart TB

110 end

111 subgraph bb3

112 bb3_instrs["

113 - [7] Const mutate $11_@6 = null

114 - [8] Const mutate $12_@3[0:12] = Binary read item$10_@3 == read $11_@6

113 + [9] Const mutate $11_@6 = null

114 + [10] Const mutate $12_@3[0:19] = Binary read item$10_@3 == read $11_@6

115 "]

116 bb3_instrs --> bb3_terminal(["If (read $12_@3)"])

117 end

118 subgraph bb8

119 bb8_instrs["

120 - [9] Const mutate $13_@3[0:12] = read $12_@3

120 + [12] Const mutate $13_@3[0:19] = read $12_@3

121 "]

122 bb8_instrs --> bb8_terminal(["Goto"])

123 end

124 subgraph bb9

125 bb9_instrs["

126 - [10] Const mutate $13_@3[0:12] = Call mutate seen$5_@3.has(mutate item$10_@3)

126 + [14] Const mutate $13_@3[0:19] = Call mutate seen$5_@3.has(mutate item$10_@3)

127 "]

128 bb9_instrs --> bb9_terminal(["Goto"])

129 end

@@ -135,11 +135,11 @@ flowchart TB

135 end

136 subgraph bb4

137 bb4_instrs["

138 - [11] Call mutate seen$5_@3.add(mutate item$10_@3)

139 - [12] Const mutate $14_@7 = 'div'

140 - [13] Const mutate $15_@8 = JSX <read $14_@7>{read item$10_@3}</read $14_@7>

141 - [14] Call mutate renderedItems$4_@2.push(read $15_@8)

142 - [15] Const mutate $16_@9 = Binary read renderedItems$4_@2.length >= read max$7_@5

138 + [18] Call mutate seen$5_@3.add(mutate item$10_@3)

139 + [19] Const mutate $14_@7 = 'div'

140 + [20] Const mutate $15_@8 = JSX <read $14_@7>{read item$10_@3}</read $14_@7>

141 + [21] Call mutate renderedItems$4_@2.push(read $15_@8)

142 + [22] Const mutate $16_@9 = Binary read renderedItems$4_@2.length >= read max$7_@5

143 "]

144 bb4_instrs --> bb4_terminal(["If (read $16_@9)"])

145 end

@@ -148,15 +148,15 @@ flowchart TB

148 end

149 subgraph bb2

150 bb2_instrs["

151 - [16] Const mutate count$17_@10 = read renderedItems$4_@2.length

152 - [17] Const mutate $18_@11 = 'div'

153 - [18] Const mutate $19_@12 = '\n '

154 - [19] Const mutate $20_@13 = 'h1'

155 - [20] Const mutate $21_@14 = ' Items'

156 - [21] Const mutate $22_@15 = JSX <read $20_@13>{freeze count$17_@10}{read $21_@14}</read $20_@13>

157 - [22] Const mutate $23_@16 = '\n '

158 - [23] Const mutate $24_@17 = '\n '

159 - [24] Const mutate $25_@18 = JSX <read $18_@11>{read $19_@12}{read $22_@15}{read $23_@16}{freeze renderedItems$4_@2}{read $24_@17}</read $18_@11>

151 + [25] Const mutate count$17_@10 = read renderedItems$4_@2.length

152 + [26] Const mutate $18_@11 = 'div'

153 + [27] Const mutate $19_@12 = '\n '

154 + [28] Const mutate $20_@13 = 'h1'

155 + [29] Const mutate $21_@14 = ' Items'

156 + [30] Const mutate $22_@15 = JSX <read $20_@13>{freeze count$17_@10}{read $21_@14}</read $20_@13>

157 + [31] Const mutate $23_@16 = '\n '

158 + [32] Const mutate $24_@17 = '\n '

159 + [33] Const mutate $25_@18 = JSX <read $18_@11>{read $19_@12}{read $22_@15}{read $23_@16}{freeze renderedItems$4_@2}{read $24_@17}</read $18_@11>

160 "]

161 bb2_instrs --> bb2_terminal(["Return read $25_@18"])

162 end

compiler/forget/src/__tests__/fixtures/hir/conditional-break.expect.md

+47 -47

@@ -78,17 +78,17 @@ function Component(props) {

78

79 ```

80 bb0:

81 - [1] Const mutate a_DEBUG$2_@0[1:5] = Array []

81 + [1] Const mutate a_DEBUG$2_@0[1:7] = Array []

82 [2] Call mutate a_DEBUG$2_@0.push(read props$1.a)

83 - If (read props$1.b) then:bb2 else:bb1

83 + [3] If (read props$1.b) then:bb2 else:bb1

84 bb2:

85 predecessor blocks: bb0

86 - [3] Const mutate $3_@1 = null

87 - Return read $3_@1

86 + [4] Const mutate $3_@1 = null

87 + [5] Return read $3_@1

88 bb1:

89 predecessor blocks: bb0

90 - [4] Call mutate a_DEBUG$2_@0.push(read props$1.d)

91 - Return freeze a_DEBUG$2_@0

90 + [6] Call mutate a_DEBUG$2_@0.push(read props$1.d)

91 + [7] Return freeze a_DEBUG$2_@0

92 ```

93

94 ### CFG

@@ -98,20 +98,20 @@ flowchart TB

98 %% Basic Blocks

99 subgraph bb0

100 bb0_instrs["

101 - [1] Const mutate a_DEBUG$2_@0[1:5] = Array []

101 + [1] Const mutate a_DEBUG$2_@0[1:7] = Array []

102 [2] Call mutate a_DEBUG$2_@0.push(read props$1.a)

103 "]

104 bb0_instrs --> bb0_terminal(["If (read props$1.b)"])

105 end

106 subgraph bb2

107 bb2_instrs["

108 - [3] Const mutate $3_@1 = null

108 + [4] Const mutate $3_@1 = null

109 "]

110 bb2_instrs --> bb2_terminal(["Return read $3_@1"])

111 end

112 subgraph bb1

113 bb1_instrs["

114 - [4] Call mutate a_DEBUG$2_@0.push(read props$1.d)

114 + [6] Call mutate a_DEBUG$2_@0.push(read props$1.d)

115 "]

116 bb1_instrs --> bb1_terminal(["Return freeze a_DEBUG$2_@0"])

117 end

@@ -141,17 +141,17 @@ function Component$0(props$1) {

141

142 ```

143 bb0:

144 - [1] Const mutate a$2_@0[1:5] = Array []

144 + [1] Const mutate a$2_@0[1:7] = Array []

145 [2] Call mutate a$2_@0.push(read props$1.a)

146 - If (read props$1.b) then:bb2 else:bb1

146 + [3] If (read props$1.b) then:bb2 else:bb1

147 bb2:

148 predecessor blocks: bb0

149 - [3] Call mutate a$2_@0.push(read props$1.c)

150 - Goto bb1

149 + [4] Call mutate a$2_@0.push(read props$1.c)

150 + [5] Goto bb1

151 bb1:

152 predecessor blocks: bb2 bb0

153 - [4] Call mutate a$2_@0.push(read props$1.d)

154 - Return freeze a$2_@0

153 + [6] Call mutate a$2_@0.push(read props$1.d)

154 + [7] Return freeze a$2_@0

155 ```

156

157 ### CFG

@@ -161,20 +161,20 @@ flowchart TB

161 %% Basic Blocks

162 subgraph bb0

163 bb0_instrs["

164 - [1] Const mutate a$2_@0[1:5] = Array []

164 + [1] Const mutate a$2_@0[1:7] = Array []

165 [2] Call mutate a$2_@0.push(read props$1.a)

166 "]

167 bb0_instrs --> bb0_terminal(["If (read props$1.b)"])

168 end

169 subgraph bb2

170 bb2_instrs["

171 - [3] Call mutate a$2_@0.push(read props$1.c)

171 + [4] Call mutate a$2_@0.push(read props$1.c)

172 "]

173 bb2_instrs --> bb2_terminal(["Goto"])

174 end

175 subgraph bb1

176 bb1_instrs["

177 - [4] Call mutate a$2_@0.push(read props$1.d)

177 + [6] Call mutate a$2_@0.push(read props$1.d)

178 "]

179 bb1_instrs --> bb1_terminal(["Return freeze a$2_@0"])

180 end

@@ -205,18 +205,18 @@ function Component$0(props$1) {

205

206 ```

207 bb0:

208 - [1] Const mutate a$2_@0[1:6] = Array []

208 + [1] Const mutate a$2_@0[1:8] = Array []

209 [2] Call mutate a$2_@0.push(read props$1.a)

210 - If (read props$1.b) then:bb2 else:bb1

210 + [3] If (read props$1.b) then:bb2 else:bb1

211 bb2:

212 predecessor blocks: bb0

213 - [3] Call mutate a$2_@0.push(read props$1.c)

214 - [4] Const mutate $3_@1 = null

215 - Return read $3_@1

213 + [4] Call mutate a$2_@0.push(read props$1.c)

214 + [5] Const mutate $3_@1 = null

215 + [6] Return read $3_@1

216 bb1:

217 predecessor blocks: bb0

218 - [5] Call mutate a$2_@0.push(read props$1.d)

219 - Return freeze a$2_@0

218 + [7] Call mutate a$2_@0.push(read props$1.d)

219 + [8] Return freeze a$2_@0

220 ```

221

222 ### CFG

@@ -226,21 +226,21 @@ flowchart TB

226 %% Basic Blocks

227 subgraph bb0

228 bb0_instrs["

229 - [1] Const mutate a$2_@0[1:6] = Array []

229 + [1] Const mutate a$2_@0[1:8] = Array []

230 [2] Call mutate a$2_@0.push(read props$1.a)

231 "]

232 bb0_instrs --> bb0_terminal(["If (read props$1.b)"])

233 end

234 subgraph bb2

235 bb2_instrs["

236 - [3] Call mutate a$2_@0.push(read props$1.c)

237 - [4] Const mutate $3_@1 = null

236 + [4] Call mutate a$2_@0.push(read props$1.c)

237 + [5] Const mutate $3_@1 = null

238 "]

239 bb2_instrs --> bb2_terminal(["Return read $3_@1"])

240 end

241 subgraph bb1

242 bb1_instrs["

243 - [5] Call mutate a$2_@0.push(read props$1.d)

243 + [7] Call mutate a$2_@0.push(read props$1.d)

244 "]

245 bb1_instrs --> bb1_terminal(["Return freeze a$2_@0"])

246 end

@@ -271,17 +271,17 @@ function Component$0(props$1) {

271

272 ```

273 bb0:

274 - [1] Const mutate a$2_@0[1:5] = Array []

274 + [1] Const mutate a$2_@0[1:7] = Array []

275 [2] Call mutate a$2_@0.push(read props$1.a)

276 - If (read props$1.b) then:bb2 else:bb1

276 + [3] If (read props$1.b) then:bb2 else:bb1

277 bb2:

278 predecessor blocks: bb0

279 - [3] Call mutate a$2_@0.push(read props$1.c)

280 - Return freeze a$2_@0

279 + [4] Call mutate a$2_@0.push(read props$1.c)

280 + [5] Return freeze a$2_@0

281 bb1:

282 predecessor blocks: bb0

283 - [4] Call mutate a$2_@0.push(read props$1.d)

284 - Return freeze a$2_@0

283 + [6] Call mutate a$2_@0.push(read props$1.d)

284 + [7] Return freeze a$2_@0

285 ```

286

287 ### CFG

@@ -291,20 +291,20 @@ flowchart TB

291 %% Basic Blocks

292 subgraph bb0

293 bb0_instrs["

294 - [1] Const mutate a$2_@0[1:5] = Array []

294 + [1] Const mutate a$2_@0[1:7] = Array []

295 [2] Call mutate a$2_@0.push(read props$1.a)

296 "]

297 bb0_instrs --> bb0_terminal(["If (read props$1.b)"])

298 end

299 subgraph bb2

300 bb2_instrs["

301 - [3] Call mutate a$2_@0.push(read props$1.c)

301 + [4] Call mutate a$2_@0.push(read props$1.c)

302 "]

303 bb2_instrs --> bb2_terminal(["Return freeze a$2_@0"])

304 end

305 subgraph bb1

306 bb1_instrs["

307 - [4] Call mutate a$2_@0.push(read props$1.d)

307 + [6] Call mutate a$2_@0.push(read props$1.d)

308 "]

309 bb1_instrs --> bb1_terminal(["Return freeze a$2_@0"])

310 end

@@ -335,17 +335,17 @@ function Component$0(props$1) {

335

336 ```

337 bb0:

338 - [1] Const mutate a$2_@0[1:5] = Array []

338 + [1] Const mutate a$2_@0[1:7] = Array []

339 [2] Call mutate a$2_@0.push(read props$1.a)

340 - If (read props$1.b) then:bb1 else:bb2

340 + [3] If (read props$1.b) then:bb1 else:bb2

341 bb2:

342 predecessor blocks: bb0

343 - [3] Call mutate a$2_@0.push(read props$1.c)

344 - Goto bb1

343 + [4] Call mutate a$2_@0.push(read props$1.c)

344 + [5] Goto bb1

345 bb1:

346 predecessor blocks: bb0 bb2

347 - [4] Call mutate a$2_@0.push(read props$1.d)

348 - Return freeze a$2_@0

347 + [6] Call mutate a$2_@0.push(read props$1.d)

348 + [7] Return freeze a$2_@0

349 ```

350

351 ### CFG

@@ -355,20 +355,20 @@ flowchart TB

355 %% Basic Blocks

356 subgraph bb0

357 bb0_instrs["

358 - [1] Const mutate a$2_@0[1:5] = Array []

358 + [1] Const mutate a$2_@0[1:7] = Array []

359 [2] Call mutate a$2_@0.push(read props$1.a)

360 "]

361 bb0_instrs --> bb0_terminal(["If (read props$1.b)"])

362 end

363 subgraph bb2

364 bb2_instrs["

365 - [3] Call mutate a$2_@0.push(read props$1.c)

365 + [4] Call mutate a$2_@0.push(read props$1.c)

366 "]

367 bb2_instrs --> bb2_terminal(["Goto"])

368 end

369 subgraph bb1

370 bb1_instrs["

371 - [4] Call mutate a$2_@0.push(read props$1.d)

371 + [6] Call mutate a$2_@0.push(read props$1.d)

372 "]

373 bb1_instrs --> bb1_terminal(["Return freeze a$2_@0"])

374 end

compiler/forget/src/__tests__/fixtures/hir/conditional-on-mutable.expect.md

+34 -34

@@ -67,24 +67,24 @@ function mayMutate() {}

67

68 ```

69 bb0:

70 - [1] Const mutate a$2_@0[1:4] = Array []

71 - [2] Const mutate b$3_@1[2:5] = Array []

72 - If (read b$3_@1) then:bb2 else:bb1

70 + [1] Const mutate a$2_@0[1:5] = Array []

71 + [2] Const mutate b$3_@1[2:8] = Array []

72 + [3] If (read b$3_@1) then:bb2 else:bb1

73 bb2:

74 predecessor blocks: bb0

75 - [3] Call mutate a$2_@0.push(read props$1.p0)

76 - Goto bb1

75 + [4] Call mutate a$2_@0.push(read props$1.p0)

76 + [5] Goto bb1

77 bb1:

78 predecessor blocks: bb2 bb0

79 - If (read props$1.p1) then:bb4 else:bb3

79 + [6] If (read props$1.p1) then:bb4 else:bb3

80 bb4:

81 predecessor blocks: bb1

82 - [4] Call mutate b$3_@1.push(read props$1.p2)

83 - Goto bb3

82 + [7] Call mutate b$3_@1.push(read props$1.p2)

83 + [8] Goto bb3

84 bb3:

85 predecessor blocks: bb4 bb1

86 - [5] Const mutate $5_@2 = JSX <read Foo$4 a={freeze a$2_@0} b={freeze b$3_@1} ></read Foo$4>

87 - Return read $5_@2

86 + [9] Const mutate $5_@2 = JSX <read Foo$4 a={freeze a$2_@0} b={freeze b$3_@1} ></read Foo$4>

87 + [10] Return read $5_@2

88 ```

89

90 ### CFG

@@ -94,14 +94,14 @@ flowchart TB

94 %% Basic Blocks

95 subgraph bb0

96 bb0_instrs["

97 - [1] Const mutate a$2_@0[1:4] = Array []

98 - [2] Const mutate b$3_@1[2:5] = Array []

97 + [1] Const mutate a$2_@0[1:5] = Array []

98 + [2] Const mutate b$3_@1[2:8] = Array []

99 "]

100 bb0_instrs --> bb0_terminal(["If (read b$3_@1)"])

101 end

102 subgraph bb2

103 bb2_instrs["

104 - [3] Call mutate a$2_@0.push(read props$1.p0)

104 + [4] Call mutate a$2_@0.push(read props$1.p0)

105 "]

106 bb2_instrs --> bb2_terminal(["Goto"])

107 end

@@ -110,13 +110,13 @@ flowchart TB

110 end

111 subgraph bb4

112 bb4_instrs["

113 - [4] Call mutate b$3_@1.push(read props$1.p2)

113 + [7] Call mutate b$3_@1.push(read props$1.p2)

114 "]

115 bb4_instrs --> bb4_terminal(["Goto"])

116 end

117 subgraph bb3

118 bb3_instrs["

119 - [5] Const mutate $5_@2 = JSX <read Foo$4 a={freeze a$2_@0} b={freeze b$3_@1} ></read Foo$4>

119 + [9] Const mutate $5_@2 = JSX <read Foo$4 a={freeze a$2_@0} b={freeze b$3_@1} ></read Foo$4>

120 "]

121 bb3_instrs --> bb3_terminal(["Return read $5_@2"])

122 end

@@ -153,25 +153,25 @@ function Component$0(props$1) {

153

154 ```

155 bb0:

156 - [1] Const mutate a$2_@0[1:5] = Array []

157 - [2] Const mutate b$3_@1[0:6] = Array []

158 - [3] Const mutate $5_@1[0:6] = Call mutate mayMutate$4_@1(mutate b$3_@1)

159 - If (read $5_@1) then:bb2 else:bb1

156 + [1] Const mutate a$2_@0[1:6] = Array []

157 + [2] Const mutate b$3_@1[0:9] = Array []

158 + [3] Const mutate $5_@1[0:9] = Call mutate mayMutate$4_@1(mutate b$3_@1)

159 + [4] If (read $5_@1) then:bb2 else:bb1

160 bb2:

161 predecessor blocks: bb0

162 - [4] Call mutate a$2_@0.push(read props$1.p0)

163 - Goto bb1

162 + [5] Call mutate a$2_@0.push(read props$1.p0)

163 + [6] Goto bb1

164 bb1:

165 predecessor blocks: bb2 bb0

166 - If (read props$1.p1) then:bb4 else:bb3

166 + [7] If (read props$1.p1) then:bb4 else:bb3

167 bb4:

168 predecessor blocks: bb1

169 - [5] Call mutate b$3_@1.push(read props$1.p2)

170 - Goto bb3

169 + [8] Call mutate b$3_@1.push(read props$1.p2)

170 + [9] Goto bb3

171 bb3:

172 predecessor blocks: bb4 bb1

173 - [6] Const mutate $7_@2 = JSX <read Foo$6 a={freeze a$2_@0} b={freeze b$3_@1} ></read Foo$6>

174 - Return read $7_@2

173 + [10] Const mutate $7_@2 = JSX <read Foo$6 a={freeze a$2_@0} b={freeze b$3_@1} ></read Foo$6>

174 + [11] Return read $7_@2

175 ```

176

177 ### CFG

@@ -181,15 +181,15 @@ flowchart TB

181 %% Basic Blocks

182 subgraph bb0

183 bb0_instrs["

184 - [1] Const mutate a$2_@0[1:5] = Array []

185 - [2] Const mutate b$3_@1[0:6] = Array []

186 - [3] Const mutate $5_@1[0:6] = Call mutate mayMutate$4_@1(mutate b$3_@1)

184 + [1] Const mutate a$2_@0[1:6] = Array []

185 + [2] Const mutate b$3_@1[0:9] = Array []

186 + [3] Const mutate $5_@1[0:9] = Call mutate mayMutate$4_@1(mutate b$3_@1)

187 "]

188 bb0_instrs --> bb0_terminal(["If (read $5_@1)"])

189 end

190 subgraph bb2

191 bb2_instrs["

192 - [4] Call mutate a$2_@0.push(read props$1.p0)

192 + [5] Call mutate a$2_@0.push(read props$1.p0)

193 "]

194 bb2_instrs --> bb2_terminal(["Goto"])

195 end

@@ -198,13 +198,13 @@ flowchart TB

198 end

199 subgraph bb4

200 bb4_instrs["

201 - [5] Call mutate b$3_@1.push(read props$1.p2)

201 + [8] Call mutate b$3_@1.push(read props$1.p2)

202 "]

203 bb4_instrs --> bb4_terminal(["Goto"])

204 end

205 subgraph bb3

206 bb3_instrs["

207 - [6] Const mutate $7_@2 = JSX <read Foo$6 a={freeze a$2_@0} b={freeze b$3_@1} ></read Foo$6>

207 + [10] Const mutate $7_@2 = JSX <read Foo$6 a={freeze a$2_@0} b={freeze b$3_@1} ></read Foo$6>

208 "]

209 bb3_instrs --> bb3_terminal(["Return read $7_@2"])

210 end

@@ -241,7 +241,7 @@ function Component$0(props$1) {

241

242 ```

243 bb0:

244 - Return

244 + [1] Return

245 ```

246

247 ### CFG

@@ -269,7 +269,7 @@ function Foo$0() {

269

270 ```

271 bb0:

272 - Return

272 + [1] Return

273 ```

274

275 ### CFG

compiler/forget/src/__tests__/fixtures/hir/constructor.expect.md

+2 -2

@@ -19,7 +19,7 @@ function Component(props) {

19

20 ```

21 bb0:

22 - Return

22 + [1] Return

23 ```

24

25 ### CFG

@@ -55,7 +55,7 @@ bb0:

55 [6] New mutate Foo$4_@0(mutate b$3_@0)

56 [7] Const mutate $7_@3 = "div"

57 [8] Const mutate $8_@4 = JSX <read $7_@3 a={read a$2_@0} b={freeze b$3_@0} ></read $7_@3>

58 - Return read $8_@4

58 + [9] Return read $8_@4

59 ```

60

61 ### CFG

compiler/forget/src/__tests__/fixtures/hir/frozen-after-alias.expect.md

+3 -3

@@ -22,7 +22,7 @@ bb0:

22 [2] Const mutate b$2_@0[1:3] = read a$1_@0

23 [3] Call read useFreeze$3(freeze a$1_@0)

24 [4] Call mutate foo$4_@1(read b$2_@0)

25 - Return

25 + [5] Return

26 ```

27

28 ### CFG

@@ -60,7 +60,7 @@ function Component$0() {

60

61 ```

62 bb0:

63 - Return

63 + [1] Return

64 ```

65

66 ### CFG

@@ -88,7 +88,7 @@ function useFreeze$0() {

88

89 ```

90 bb0:

91 - Return

91 + [1] Return

92 ```

93

94 ### CFG

compiler/forget/src/__tests__/fixtures/hir/hook-call.expect.md

+3 -3

@@ -23,7 +23,7 @@ function Component(props) {

23

24 ```

25 bb0:

26 - Return

26 + [1] Return

27 ```

28

29 ### CFG

@@ -51,7 +51,7 @@ function useFreeze$0() {

51

52 ```

53 bb0:

54 - Return

54 + [1] Return

55 ```

56

57 ### CFG

@@ -86,7 +86,7 @@ bb0:

86 [5] Const mutate $7_@4 = "\n "

87 [6] Const mutate $8_@5 = "\n "

88 [7] Const mutate $9_@6 = JSX <read Component$0>{read $6_@3}{read x$2_@0}{read $7_@4}{read y$3_@1}{read $8_@5}</read Component$0>

89 - Return read $9_@6

89 + [8] Return read $9_@6

90 ```

91

92 ### CFG

compiler/forget/src/__tests__/fixtures/hir/hooks-freeze-arguments.expect.md

+3 -3

@@ -23,7 +23,7 @@ bb0:

23 [2] Call read useFreeze$2(freeze a$1_@0)

24 [3] Call read useFreeze$2(read a$1_@0)

25 [4] Call mutate call$3_@1(read a$1_@0)

26 - Return read a$1_@0

26 + [5] Return read a$1_@0

27 ```

28

29 ### CFG

@@ -61,7 +61,7 @@ function Component$0() {

61

62 ```

63 bb0:

64 - Return

64 + [1] Return

65 ```

66

67 ### CFG

@@ -89,7 +89,7 @@ function useFreeze$0(x$1) {

89

90 ```

91 bb0:

92 - Return

92 + [1] Return

93 ```

94

95 ### CFG

compiler/forget/src/__tests__/fixtures/hir/hooks-freeze-possibly-mutable-arguments.expect.md

+18 -18

@@ -27,23 +27,23 @@ function call(x) {}

27 ```

28 bb0:

29 [1] Const mutate cond$2_@0 = read props$1.cond

30 - [2] Const mutate x$3_@1[2:6] = read props$1.x

30 + [2] Const mutate x$3_@1[2:8] = read props$1.x

31 [3] Let mutate a$4_@2 = undefined

32 - If (read cond$2_@0) then:bb2 else:bb3

32 + [4] If (read cond$2_@0) then:bb2 else:bb3

33 bb2:

34 predecessor blocks: bb0

35 - [4] Reassign mutate a$4_@1[2:6] = read x$3_@1

36 - Goto bb1

35 + [5] Reassign mutate a$4_@1[2:8] = read x$3_@1

36 + [6] Goto bb1

37 bb3:

38 predecessor blocks: bb0

39 - [5] Reassign mutate a$4_@1[2:6] = Array []

40 - Goto bb1

39 + [7] Reassign mutate a$4_@1[2:8] = Array []

40 + [8] Goto bb1

41 bb1:

42 predecessor blocks: bb2 bb3

43 - [6] Call read useFreeze$5(freeze a$4_@1)

44 - [7] Call read useFreeze$5(read a$4_@1)

45 - [8] Call mutate call$6_@3(read a$4_@1)

46 - Return read a$4_@1

43 + [9] Call read useFreeze$5(freeze a$4_@1)

44 + [10] Call read useFreeze$5(read a$4_@1)

45 + [11] Call mutate call$6_@3(read a$4_@1)

46 + [12] Return read a$4_@1

47 ```

48

49 ### CFG

@@ -54,28 +54,28 @@ flowchart TB

54 subgraph bb0

55 bb0_instrs["

56 [1] Const mutate cond$2_@0 = read props$1.cond

57 - [2] Const mutate x$3_@1[2:6] = read props$1.x

57 + [2] Const mutate x$3_@1[2:8] = read props$1.x

58 [3] Let mutate a$4_@2 = undefined

59 "]

60 bb0_instrs --> bb0_terminal(["If (read cond$2_@0)"])

61 end

62 subgraph bb2

63 bb2_instrs["

64 - [4] Reassign mutate a$4_@1[2:6] = read x$3_@1

64 + [5] Reassign mutate a$4_@1[2:8] = read x$3_@1

65 "]

66 bb2_instrs --> bb2_terminal(["Goto"])

67 end

68 subgraph bb3

69 bb3_instrs["

70 - [5] Reassign mutate a$4_@1[2:6] = Array []

70 + [7] Reassign mutate a$4_@1[2:8] = Array []

71 "]

72 bb3_instrs --> bb3_terminal(["Goto"])

73 end

74 subgraph bb1

75 bb1_instrs["

76 - [6] Call read useFreeze$5(freeze a$4_@1)

77 - [7] Call read useFreeze$5(read a$4_@1)

78 - [8] Call mutate call$6_@3(read a$4_@1)

76 + [9] Call read useFreeze$5(freeze a$4_@1)

77 + [10] Call read useFreeze$5(read a$4_@1)

78 + [11] Call mutate call$6_@3(read a$4_@1)

79 "]

80 bb1_instrs --> bb1_terminal(["Return read a$4_@1"])

81 end

@@ -113,7 +113,7 @@ function Component$0(props$1) {

113

114 ```

115 bb0:

116 - Return

116 + [1] Return

117 ```

118

119 ### CFG

@@ -141,7 +141,7 @@ function useFreeze$0(x$1) {

141

142 ```

143 bb0:

144 - Return

144 + [1] Return

145 ```

146

147 ### CFG

compiler/forget/src/__tests__/fixtures/hir/independent-across-if.expect.md

+17 -17

@@ -37,7 +37,7 @@ function Component(props) {

37

38 ```

39 bb0:

40 - Return

40 + [1] Return

41 ```

42

43 ### CFG

@@ -65,7 +65,7 @@ function compute$0() {

65

66 ```

67 bb0:

68 - Return

68 + [1] Return

69 ```

70

71 ### CFG

@@ -93,7 +93,7 @@ function mutate$0() {

93

94 ```

95 bb0:

96 - Return

96 + [1] Return

97 ```

98

99 ### CFG

@@ -121,7 +121,7 @@ function foo$0() {

121

122 ```

123 bb0:

124 - Return

124 + [1] Return

125 ```

126

127 ### CFG

@@ -149,18 +149,18 @@ function Foo$0() {

149

150 ```

151 bb0:

152 - [1] Const mutate a$2_@0[0:5] = Call mutate compute$3_@0(read props$1.a)

153 - [2] Const mutate b$4_@0[0:5] = Call mutate compute$3_@0(read props$1.b)

154 - If (read props$1.c) then:bb2 else:bb1

152 + [1] Const mutate a$2_@0[0:6] = Call mutate compute$3_@0(read props$1.a)

153 + [2] Const mutate b$4_@0[0:6] = Call mutate compute$3_@0(read props$1.b)

154 + [3] If (read props$1.c) then:bb2 else:bb1

155 bb2:

156 predecessor blocks: bb0

157 - [3] Call mutate mutate$5_@0(mutate a$2_@0)

158 - [4] Call mutate mutate$5_@0(mutate b$4_@0)

159 - Goto bb1

157 + [4] Call mutate mutate$5_@0(mutate a$2_@0)

158 + [5] Call mutate mutate$5_@0(mutate b$4_@0)

159 + [6] Goto bb1

160 bb1:

161 predecessor blocks: bb2 bb0

162 - [5] Const mutate $7_@1 = JSX <read Foo$6 a={freeze a$2_@0} b={freeze b$4_@0} ></read Foo$6>

163 - Return read $7_@1

162 + [7] Const mutate $7_@1 = JSX <read Foo$6 a={freeze a$2_@0} b={freeze b$4_@0} ></read Foo$6>

163 + [8] Return read $7_@1

164 ```

165

166 ### CFG

@@ -170,21 +170,21 @@ flowchart TB

170 %% Basic Blocks

171 subgraph bb0

172 bb0_instrs["

173 - [1] Const mutate a$2_@0[0:5] = Call mutate compute$3_@0(read props$1.a)

174 - [2] Const mutate b$4_@0[0:5] = Call mutate compute$3_@0(read props$1.b)

173 + [1] Const mutate a$2_@0[0:6] = Call mutate compute$3_@0(read props$1.a)

174 + [2] Const mutate b$4_@0[0:6] = Call mutate compute$3_@0(read props$1.b)

175 "]

176 bb0_instrs --> bb0_terminal(["If (read props$1.c)"])

177 end

178 subgraph bb2

179 bb2_instrs["

180 - [3] Call mutate mutate$5_@0(mutate a$2_@0)

181 - [4] Call mutate mutate$5_@0(mutate b$4_@0)

180 + [4] Call mutate mutate$5_@0(mutate a$2_@0)

181 + [5] Call mutate mutate$5_@0(mutate b$4_@0)

182 "]

183 bb2_instrs --> bb2_terminal(["Goto"])

184 end

185 subgraph bb1

186 bb1_instrs["

187 - [5] Const mutate $7_@1 = JSX <read Foo$6 a={freeze a$2_@0} b={freeze b$4_@0} ></read Foo$6>

187 + [7] Const mutate $7_@1 = JSX <read Foo$6 a={freeze a$2_@0} b={freeze b$4_@0} ></read Foo$6>

188 "]

189 bb1_instrs --> bb1_terminal(["Return read $7_@1"])

190 end

compiler/forget/src/__tests__/fixtures/hir/independent.expect.md

+4 -4

@@ -31,7 +31,7 @@ bb0:

31 [1] Const mutate a$2_@0[0:3] = Call mutate compute$3_@0(read props$1.a)

32 [2] Const mutate b$4_@0[0:3] = Call mutate compute$3_@0(read props$1.b)

33 [3] Const mutate $6_@1 = JSX <read Foo$5 a={freeze a$2_@0} b={freeze b$4_@0} ></read Foo$5>

34 - Return read $6_@1

34 + [4] Return read $6_@1

35 ```

36

37 ### CFG

@@ -66,7 +66,7 @@ function Component$0(props$1) {

66

67 ```

68 bb0:

69 - Return

69 + [1] Return

70 ```

71

72 ### CFG

@@ -94,7 +94,7 @@ function compute$0() {

94

95 ```

96 bb0:

97 - Return

97 + [1] Return

98 ```

99

100 ### CFG

@@ -122,7 +122,7 @@ function foo$0() {

122

123 ```

124 bb0:

125 - Return

125 + [1] Return

126 ```

127

128 ### CFG

compiler/forget/src/__tests__/fixtures/hir/interdependent-across-if.expect.md

+14 -14

@@ -31,7 +31,7 @@ function Component(props) {

31

32 ```

33 bb0:

34 - Return

34 + [1] Return

35 ```

36

37 ### CFG

@@ -59,7 +59,7 @@ function compute$0() {

59

60 ```

61 bb0:

62 - Return

62 + [1] Return

63 ```

64

65 ### CFG

@@ -87,7 +87,7 @@ function foo$0() {

87

88 ```

89 bb0:

90 - Return

90 + [1] Return

91 ```

92

93 ### CFG

@@ -115,17 +115,17 @@ function Foo$0() {

115

116 ```

117 bb0:

118 - [1] Const mutate a$2_@0[0:4] = Call mutate compute$3_@0(read props$1.a)

119 - [2] Const mutate b$4_@0[0:4] = Call mutate compute$3_@0(read props$1.b)

120 - If (read props$1.c) then:bb2 else:bb1

118 + [1] Const mutate a$2_@0[0:5] = Call mutate compute$3_@0(read props$1.a)

119 + [2] Const mutate b$4_@0[0:5] = Call mutate compute$3_@0(read props$1.b)

120 + [3] If (read props$1.c) then:bb2 else:bb1

121 bb2:

122 predecessor blocks: bb0

123 - [3] Call mutate foo$5_@0(mutate a$2_@0, mutate b$4_@0)

124 - Goto bb1

123 + [4] Call mutate foo$5_@0(mutate a$2_@0, mutate b$4_@0)

124 + [5] Goto bb1

125 bb1:

126 predecessor blocks: bb2 bb0

127 - [4] Const mutate $7_@1 = JSX <read Foo$6 a={freeze a$2_@0} b={freeze b$4_@0} ></read Foo$6>

128 - Return read $7_@1

127 + [6] Const mutate $7_@1 = JSX <read Foo$6 a={freeze a$2_@0} b={freeze b$4_@0} ></read Foo$6>

128 + [7] Return read $7_@1

129 ```

130

131 ### CFG

@@ -135,20 +135,20 @@ flowchart TB

135 %% Basic Blocks

136 subgraph bb0

137 bb0_instrs["

138 - [1] Const mutate a$2_@0[0:4] = Call mutate compute$3_@0(read props$1.a)

139 - [2] Const mutate b$4_@0[0:4] = Call mutate compute$3_@0(read props$1.b)

138 + [1] Const mutate a$2_@0[0:5] = Call mutate compute$3_@0(read props$1.a)

139 + [2] Const mutate b$4_@0[0:5] = Call mutate compute$3_@0(read props$1.b)

140 "]

141 bb0_instrs --> bb0_terminal(["If (read props$1.c)"])

142 end

143 subgraph bb2

144 bb2_instrs["

145 - [3] Call mutate foo$5_@0(mutate a$2_@0, mutate b$4_@0)

145 + [4] Call mutate foo$5_@0(mutate a$2_@0, mutate b$4_@0)

146 "]

147 bb2_instrs --> bb2_terminal(["Goto"])

148 end

149 subgraph bb1

150 bb1_instrs["

151 - [4] Const mutate $7_@1 = JSX <read Foo$6 a={freeze a$2_@0} b={freeze b$4_@0} ></read Foo$6>

151 + [6] Const mutate $7_@1 = JSX <read Foo$6 a={freeze a$2_@0} b={freeze b$4_@0} ></read Foo$6>

152 "]

153 bb1_instrs --> bb1_terminal(["Return read $7_@1"])

154 end

compiler/forget/src/__tests__/fixtures/hir/interdependent.expect.md

+4 -4

@@ -32,7 +32,7 @@ bb0:

32 [2] Const mutate b$4_@0[0:4] = Call mutate compute$3_@0(read props$1.b)

33 [3] Call mutate foo$5_@0(mutate a$2_@0, mutate b$4_@0)

34 [4] Const mutate $7_@1 = JSX <read Foo$6 a={freeze a$2_@0} b={freeze b$4_@0} ></read Foo$6>

35 - Return read $7_@1

35 + [5] Return read $7_@1

36 ```

37

38 ### CFG

@@ -69,7 +69,7 @@ function Component$0(props$1) {

69

70 ```

71 bb0:

72 - Return

72 + [1] Return

73 ```

74

75 ### CFG

@@ -97,7 +97,7 @@ function compute$0() {

97

98 ```

99 bb0:

100 - Return

100 + [1] Return

101 ```

102

103 ### CFG

@@ -125,7 +125,7 @@ function foo$0() {

125

126 ```

127 bb0:

128 - Return

128 + [1] Return

129 ```

130

131 ### CFG

compiler/forget/src/__tests__/fixtures/hir/jsx-fragment.expect.md

+1 -1

@@ -30,7 +30,7 @@ bb0:

30 [9] Const mutate $10_@8 = JSX <read $5_@3>{read $6_@4}{read $8_@6}{read $9_@7}</read $5_@3>

31 [10] Const mutate $11_@9 = "\n "

32 [11] Const mutate $12_@10 = JsxFragment [read $2_@0, read props$1.greeting, read $3_@1, read $4_@2, read $10_@8, read $11_@9]

33 - Return read $12_@10

33 + [12] Return read $12_@10

34 ```

35

36 ### CFG

compiler/forget/src/__tests__/fixtures/hir/logical-expression.expect.md

+34 -34

@@ -23,19 +23,19 @@ function g() {}

23

24 ```

25 bb0:

26 - [1] Const mutate $2_@0[0:4] = Call mutate f$1_@0()

27 - If (read $2_@0) then:bb2 else:bb3

26 + [1] Const mutate $2_@0[0:6] = Call mutate f$1_@0()

27 + [2] If (read $2_@0) then:bb2 else:bb3

28 bb2:

29 predecessor blocks: bb0

30 - [2] Const mutate $3_@0[0:4] = Call mutate g$4_@0()

31 - Goto bb1

30 + [3] Const mutate $3_@0[0:6] = Call mutate g$4_@0()

31 + [4] Goto bb1

32 bb3:

33 predecessor blocks: bb0

34 - [3] Const mutate $3_@0[0:4] = read $2_@0

35 - Goto bb1

34 + [5] Const mutate $3_@0[0:6] = read $2_@0

35 + [6] Goto bb1

36 bb1:

37 predecessor blocks: bb2 bb3

38 - Return freeze $3_@0

38 + [7] Return freeze $3_@0

39 ```

40

41 ### CFG

@@ -45,19 +45,19 @@ flowchart TB

45 %% Basic Blocks

46 subgraph bb0

47 bb0_instrs["

48 - [1] Const mutate $2_@0[0:4] = Call mutate f$1_@0()

48 + [1] Const mutate $2_@0[0:6] = Call mutate f$1_@0()

49 "]

50 bb0_instrs --> bb0_terminal(["If (read $2_@0)"])

51 end

52 subgraph bb2

53 bb2_instrs["

54 - [2] Const mutate $3_@0[0:4] = Call mutate g$4_@0()

54 + [3] Const mutate $3_@0[0:6] = Call mutate g$4_@0()

55 "]

56 bb2_instrs --> bb2_terminal(["Goto"])

57 end

58 subgraph bb3

59 bb3_instrs["

60 - [3] Const mutate $3_@0[0:4] = read $2_@0

60 + [5] Const mutate $3_@0[0:6] = read $2_@0

61 "]

62 bb3_instrs --> bb3_terminal(["Goto"])

63 end

@@ -89,19 +89,19 @@ function And$0() {

89

90 ```

91 bb0:

92 - [1] Const mutate $2_@0[0:4] = Call mutate f$1_@0()

93 - If (read $2_@0) then:bb2 else:bb3

92 + [1] Const mutate $2_@0[0:6] = Call mutate f$1_@0()

93 + [2] If (read $2_@0) then:bb2 else:bb3

94 bb2:

95 predecessor blocks: bb0

96 - [2] Const mutate $3_@0[0:4] = read $2_@0

97 - Goto bb1

96 + [3] Const mutate $3_@0[0:6] = read $2_@0

97 + [4] Goto bb1

98 bb3:

99 predecessor blocks: bb0

100 - [3] Const mutate $3_@0[0:4] = Call mutate g$4_@0()

101 - Goto bb1

100 + [5] Const mutate $3_@0[0:6] = Call mutate g$4_@0()

101 + [6] Goto bb1

102 bb1:

103 predecessor blocks: bb2 bb3

104 - Return freeze $3_@0

104 + [7] Return freeze $3_@0

105 ```

106

107 ### CFG

@@ -111,19 +111,19 @@ flowchart TB

111 %% Basic Blocks

112 subgraph bb0

113 bb0_instrs["

114 - [1] Const mutate $2_@0[0:4] = Call mutate f$1_@0()

114 + [1] Const mutate $2_@0[0:6] = Call mutate f$1_@0()

115 "]

116 bb0_instrs --> bb0_terminal(["If (read $2_@0)"])

117 end

118 subgraph bb2

119 bb2_instrs["

120 - [2] Const mutate $3_@0[0:4] = read $2_@0

120 + [3] Const mutate $3_@0[0:6] = read $2_@0

121 "]

122 bb2_instrs --> bb2_terminal(["Goto"])

123 end

124 subgraph bb3

125 bb3_instrs["

126 - [3] Const mutate $3_@0[0:4] = Call mutate g$4_@0()

126 + [5] Const mutate $3_@0[0:6] = Call mutate g$4_@0()

127 "]

128 bb3_instrs --> bb3_terminal(["Goto"])

129 end

@@ -155,21 +155,21 @@ function Or$0() {

155

156 ```

157 bb0:

158 - [1] Const mutate $3_@0[0:6] = Call mutate f$2_@0()

158 + [1] Const mutate $3_@0[0:8] = Call mutate f$2_@0()

159 [2] Const mutate $4_@1 = null

160 - [3] Const mutate $5_@0[0:6] = Binary read $3_@0 != read $4_@1

161 - If (read $5_@0) then:bb2 else:bb3

160 + [3] Const mutate $5_@0[0:8] = Binary read $3_@0 != read $4_@1

161 + [4] If (read $5_@0) then:bb2 else:bb3

162 bb2:

163 predecessor blocks: bb0

164 - [4] Const mutate $6_@0[0:6] = read $3_@0

165 - Goto bb1

164 + [5] Const mutate $6_@0[0:8] = read $3_@0

165 + [6] Goto bb1

166 bb3:

167 predecessor blocks: bb0

168 - [5] Const mutate $6_@0[0:6] = Call mutate g$7_@0()

169 - Goto bb1

168 + [7] Const mutate $6_@0[0:8] = Call mutate g$7_@0()

169 + [8] Goto bb1

170 bb1:

171 predecessor blocks: bb2 bb3

172 - Return freeze $6_@0

172 + [9] Return freeze $6_@0

173 ```

174

175 ### CFG

@@ -179,21 +179,21 @@ flowchart TB

179 %% Basic Blocks

180 subgraph bb0

181 bb0_instrs["

182 - [1] Const mutate $3_@0[0:6] = Call mutate f$2_@0()

182 + [1] Const mutate $3_@0[0:8] = Call mutate f$2_@0()

183 [2] Const mutate $4_@1 = null

184 - [3] Const mutate $5_@0[0:6] = Binary read $3_@0 != read $4_@1

184 + [3] Const mutate $5_@0[0:8] = Binary read $3_@0 != read $4_@1

185 "]

186 bb0_instrs --> bb0_terminal(["If (read $5_@0)"])

187 end

188 subgraph bb2

189 bb2_instrs["

190 - [4] Const mutate $6_@0[0:6] = read $3_@0

190 + [5] Const mutate $6_@0[0:8] = read $3_@0

191 "]

192 bb2_instrs --> bb2_terminal(["Goto"])

193 end

194 subgraph bb3

195 bb3_instrs["

196 - [5] Const mutate $6_@0[0:6] = Call mutate g$7_@0()

196 + [7] Const mutate $6_@0[0:8] = Call mutate g$7_@0()

197 "]

198 bb3_instrs --> bb3_terminal(["Goto"])

199 end

@@ -225,7 +225,7 @@ function QuestionQuestion$0(props$1) {

225

226 ```

227 bb0:

228 - Return

228 + [1] Return

229 ```

230

231 ### CFG

@@ -253,7 +253,7 @@ function f$0() {

253

254 ```

255 bb0:

256 - Return

256 + [1] Return

257 ```

258

259 ### CFG

compiler/forget/src/__tests__/fixtures/hir/mutable-lifetime-loops.expect.md

+39 -39

@@ -43,7 +43,7 @@ function Component(props) {

43

44 ```

45 bb0:

46 - Return

46 + [1] Return

47 ```

48

49 ### CFG

@@ -71,7 +71,7 @@ function mutate$0(x$1, y$2) {

71

72 ```

73 bb0:

74 - Return

74 + [1] Return

75 ```

76

77 ### CFG

@@ -99,45 +99,45 @@ function cond$0(x$1) {

99

100 ```

101 bb0:

102 - [1] Let mutate a$2_@0[0:15] = Object { }

103 - [2] Let mutate b$3_@0[0:15] = Object { }

104 - [3] Let mutate c$4_@0[0:15] = Object { }

105 - [4] Let mutate d$5_@0[0:15] = Object { }

106 - While test=bb1 loop=bb3 fallthrough=bb2

102 + [1] Let mutate a$2_@0[0:23] = Object { }

103 + [2] Let mutate b$3_@0[0:23] = Object { }

104 + [3] Let mutate c$4_@0[0:23] = Object { }

105 + [4] Let mutate d$5_@0[0:23] = Object { }

106 + [5] While test=bb1 loop=bb3 fallthrough=bb2

107 bb1:

108 predecessor blocks: bb0 bb4

109 - [5] Const mutate $10_@1 = true

110 - If (read $10_@1) then:bb3 else:bb2

109 + [6] Const mutate $10_@1 = true

110 + [7] If (read $10_@1) then:bb3 else:bb2

111 bb3:

112 predecessor blocks: bb1

113 - [6] Let mutate z$6_@0[0:15] = read a$2_@0

114 - [7] Reassign mutate a$2_@0[0:15] = read b$3_@0

115 - [8] Reassign mutate b$3_@0[0:15] = read c$4_@0

116 - [9] Reassign mutate c$4_@0[0:15] = read d$5_@0

117 - [10] Reassign mutate d$5_@0[0:15] = read z$6_@0

118 - [11] Call mutate mutate$7_@0(mutate a$2_@0, mutate b$3_@0)

119 - [12] Const mutate $9_@0[0:15] = Call mutate cond$8_@0(mutate a$2_@0)

120 - If (read $9_@0) then:bb2 else:bb4

113 + [8] Let mutate z$6_@0[0:23] = read a$2_@0

114 + [9] Reassign mutate a$2_@0[0:23] = read b$3_@0

115 + [10] Reassign mutate b$3_@0[0:23] = read c$4_@0

116 + [11] Reassign mutate c$4_@0[0:23] = read d$5_@0

117 + [12] Reassign mutate d$5_@0[0:23] = read z$6_@0

118 + [13] Call mutate mutate$7_@0(mutate a$2_@0, mutate b$3_@0)

119 + [14] Const mutate $9_@0[0:23] = Call mutate cond$8_@0(mutate a$2_@0)

120 + [15] If (read $9_@0) then:bb2 else:bb4

121 bb4:

122 predecessor blocks: bb3

123 - Goto(Continue) bb1

123 + [16] Goto(Continue) bb1

124 bb2:

125 predecessor blocks: bb3 bb1

126 - If (read a$2_@0) then:bb7 else:bb7

126 + [17] If (read a$2_@0) then:bb7 else:bb7

127 bb7:

128 predecessor blocks: bb2

129 - If (read b$3_@0) then:bb9 else:bb9

129 + [18] If (read b$3_@0) then:bb9 else:bb9

130 bb9:

131 predecessor blocks: bb7

132 - If (read c$4_@0) then:bb11 else:bb11

132 + [19] If (read c$4_@0) then:bb11 else:bb11

133 bb11:

134 predecessor blocks: bb9

135 - If (read d$5_@0) then:bb13 else:bb13

135 + [20] If (read d$5_@0) then:bb13 else:bb13

136 bb13:

137 predecessor blocks: bb11

138 - [13] Const mutate $11_@2 = null

139 - [14] Call mutate mutate$7_@0(mutate d$5_@0, read $11_@2)

140 - Return

138 + [21] Const mutate $11_@2 = null

139 + [22] Call mutate mutate$7_@0(mutate d$5_@0, read $11_@2)

140 + [23] Return

141 ```

142

143 ### CFG

@@ -147,28 +147,28 @@ flowchart TB

147 %% Basic Blocks

148 subgraph bb0

149 bb0_instrs["

150 - [1] Let mutate a$2_@0[0:15] = Object { }

151 - [2] Let mutate b$3_@0[0:15] = Object { }

152 - [3] Let mutate c$4_@0[0:15] = Object { }

153 - [4] Let mutate d$5_@0[0:15] = Object { }

150 + [1] Let mutate a$2_@0[0:23] = Object { }

151 + [2] Let mutate b$3_@0[0:23] = Object { }

152 + [3] Let mutate c$4_@0[0:23] = Object { }

153 + [4] Let mutate d$5_@0[0:23] = Object { }

154 "]

155 bb0_instrs --> bb0_terminal(["While"])

156 end

157 subgraph bb1

158 bb1_instrs["

159 - [5] Const mutate $10_@1 = true

159 + [6] Const mutate $10_@1 = true

160 "]

161 bb1_instrs --> bb1_terminal(["If (read $10_@1)"])

162 end

163 subgraph bb3

164 bb3_instrs["

165 - [6] Let mutate z$6_@0[0:15] = read a$2_@0

166 - [7] Reassign mutate a$2_@0[0:15] = read b$3_@0

167 - [8] Reassign mutate b$3_@0[0:15] = read c$4_@0

168 - [9] Reassign mutate c$4_@0[0:15] = read d$5_@0

169 - [10] Reassign mutate d$5_@0[0:15] = read z$6_@0

170 - [11] Call mutate mutate$7_@0(mutate a$2_@0, mutate b$3_@0)

171 - [12] Const mutate $9_@0[0:15] = Call mutate cond$8_@0(mutate a$2_@0)

165 + [8] Let mutate z$6_@0[0:23] = read a$2_@0

166 + [9] Reassign mutate a$2_@0[0:23] = read b$3_@0

167 + [10] Reassign mutate b$3_@0[0:23] = read c$4_@0

168 + [11] Reassign mutate c$4_@0[0:23] = read d$5_@0

169 + [12] Reassign mutate d$5_@0[0:23] = read z$6_@0

170 + [13] Call mutate mutate$7_@0(mutate a$2_@0, mutate b$3_@0)

171 + [14] Const mutate $9_@0[0:23] = Call mutate cond$8_@0(mutate a$2_@0)

172 "]

173 bb3_instrs --> bb3_terminal(["If (read $9_@0)"])

174 end

@@ -189,8 +189,8 @@ flowchart TB

189 end

190 subgraph bb13

191 bb13_instrs["

192 - [13] Const mutate $11_@2 = null

193 - [14] Call mutate mutate$7_@0(mutate d$5_@0, read $11_@2)

192 + [21] Const mutate $11_@2 = null

193 + [22] Call mutate mutate$7_@0(mutate d$5_@0, read $11_@2)

194 "]

195 bb13_instrs --> bb13_terminal(["Return"])

196 end

compiler/forget/src/__tests__/fixtures/hir/mutable-lifetime-with-aliasing.expect.md

+19 -19

@@ -39,7 +39,7 @@ function Component(props) {

39

40 ```

41 bb0:

42 - Return

42 + [1] Return

43 ```

44

45 ### CFG

@@ -70,28 +70,28 @@ bb0:

70 [1] Const mutate a$2_@0 = Object { }

71 [2] Const mutate b$3_@1 = Array [read a$2_@0]

72 [3] Const mutate c$4_@2 = Object { }

73 - [4] Const mutate d$5_@3[0:10] = Object { c: read c$4_@2 }

74 - [5] Const mutate x$6_@3[0:10] = Object { }

75 - [6] Reassign mutate x$6_@3.b[0:10] = read b$3_@1

76 - [7] Const mutate y$7_@3[0:10] = Call mutate mutate$8_@3(mutate x$6_@3, mutate d$5_@3)

77 - If (read a$2_@0) then:bb1 else:bb1

73 + [4] Const mutate d$5_@3[0:15] = Object { c: read c$4_@2 }

74 + [5] Const mutate x$6_@3[0:15] = Object { }

75 + [6] Reassign mutate x$6_@3.b[0:15] = read b$3_@1

76 + [7] Const mutate y$7_@3[0:15] = Call mutate mutate$8_@3(mutate x$6_@3, mutate d$5_@3)

77 + [8] If (read a$2_@0) then:bb1 else:bb1

78 bb1:

79 predecessor blocks: bb0

80 - If (read b$3_@1) then:bb3 else:bb3

80 + [9] If (read b$3_@1) then:bb3 else:bb3

81 bb3:

82 predecessor blocks: bb1

83 - If (read c$4_@2) then:bb5 else:bb5

83 + [10] If (read c$4_@2) then:bb5 else:bb5

84 bb5:

85 predecessor blocks: bb3

86 - If (read d$5_@3) then:bb7 else:bb7

86 + [11] If (read d$5_@3) then:bb7 else:bb7

87 bb7:

88 predecessor blocks: bb5

89 - If (read y$7_@3) then:bb9 else:bb9

89 + [12] If (read y$7_@3) then:bb9 else:bb9

90 bb9:

91 predecessor blocks: bb7

92 - [8] Const mutate $9_@4 = null

93 - [9] Call mutate mutate$8_@3(mutate x$6_@3, read $9_@4)

94 - Return

92 + [13] Const mutate $9_@4 = null

93 + [14] Call mutate mutate$8_@3(mutate x$6_@3, read $9_@4)

94 + [15] Return

95 ```

96

97 ### CFG

@@ -104,10 +104,10 @@ flowchart TB

104 [1] Const mutate a$2_@0 = Object { }

105 [2] Const mutate b$3_@1 = Array [read a$2_@0]

106 [3] Const mutate c$4_@2 = Object { }

107 - [4] Const mutate d$5_@3[0:10] = Object { c: read c$4_@2 }

108 - [5] Const mutate x$6_@3[0:10] = Object { }

109 - [6] Reassign mutate x$6_@3.b[0:10] = read b$3_@1

110 - [7] Const mutate y$7_@3[0:10] = Call mutate mutate$8_@3(mutate x$6_@3, mutate d$5_@3)

107 + [4] Const mutate d$5_@3[0:15] = Object { c: read c$4_@2 }

108 + [5] Const mutate x$6_@3[0:15] = Object { }

109 + [6] Reassign mutate x$6_@3.b[0:15] = read b$3_@1

110 + [7] Const mutate y$7_@3[0:15] = Call mutate mutate$8_@3(mutate x$6_@3, mutate d$5_@3)

111 "]

112 bb0_instrs --> bb0_terminal(["If (read a$2_@0)"])

113 end

@@ -125,8 +125,8 @@ flowchart TB

125 end

126 subgraph bb9

127 bb9_instrs["

128 - [8] Const mutate $9_@4 = null

129 - [9] Call mutate mutate$8_@3(mutate x$6_@3, read $9_@4)

128 + [13] Const mutate $9_@4 = null

129 + [14] Call mutate mutate$8_@3(mutate x$6_@3, read $9_@4)

130 "]

131 bb9_instrs --> bb9_terminal(["Return"])

132 end

compiler/forget/src/__tests__/fixtures/hir/mutable-liverange-loop.expect.md

+27 -27

@@ -38,7 +38,7 @@ function Component(props) {

38

39 ```

40 bb0:

41 - Return

41 + [1] Return

42 ```

43

44 ### CFG

@@ -66,7 +66,7 @@ function mutate$0() {

66

67 ```

68 bb0:

69 - Return

69 + [1] Return

70 ```

71

72 ### CFG

@@ -94,40 +94,40 @@ function cond$0() {

94

95 ```

96 bb0:

97 - [1] Let mutate a$2_@0[0:10] = Object { }

98 - [2] Let mutate b$3_@0[0:10] = Object { }

97 + [1] Let mutate a$2_@0[0:18] = Object { }

98 + [2] Let mutate b$3_@0[0:18] = Object { }

99 [3] Let mutate c$4_@1 = Object { }

100 - [4] Let mutate d$5_@0[0:10] = Object { }

101 - While test=bb1 loop=bb3 fallthrough=bb2

100 + [4] Let mutate d$5_@0[0:18] = Object { }

101 + [5] While test=bb1 loop=bb3 fallthrough=bb2

102 bb1:

103 predecessor blocks: bb0 bb4

104 - [5] Const mutate $9_@2 = true

105 - If (read $9_@2) then:bb3 else:bb2

104 + [6] Const mutate $9_@2 = true

105 + [7] If (read $9_@2) then:bb3 else:bb2

106 bb3:

107 predecessor blocks: bb1

108 - [6] Call mutate mutate$6_@0(mutate a$2_@0, mutate b$3_@0)

109 - [7] Const mutate $8_@0[0:10] = Call mutate cond$7_@0(mutate a$2_@0)

110 - If (read $8_@0) then:bb2 else:bb4

108 + [8] Call mutate mutate$6_@0(mutate a$2_@0, mutate b$3_@0)

109 + [9] Const mutate $8_@0[0:18] = Call mutate cond$7_@0(mutate a$2_@0)

110 + [10] If (read $8_@0) then:bb2 else:bb4

111 bb4:

112 predecessor blocks: bb3

113 - Goto(Continue) bb1

113 + [11] Goto(Continue) bb1

114 bb2:

115 predecessor blocks: bb3 bb1

116 - If (read a$2_@0) then:bb7 else:bb7

116 + [12] If (read a$2_@0) then:bb7 else:bb7

117 bb7:

118 predecessor blocks: bb2

119 - If (read b$3_@0) then:bb9 else:bb9

119 + [13] If (read b$3_@0) then:bb9 else:bb9

120 bb9:

121 predecessor blocks: bb7

122 - If (read c$4_@1) then:bb11 else:bb11

122 + [14] If (read c$4_@1) then:bb11 else:bb11

123 bb11:

124 predecessor blocks: bb9

125 - If (read d$5_@0) then:bb13 else:bb13

125 + [15] If (read d$5_@0) then:bb13 else:bb13

126 bb13:

127 predecessor blocks: bb11

128 - [8] Const mutate $10_@3 = null

129 - [9] Call mutate mutate$6_@0(mutate d$5_@0, read $10_@3)

130 - Return

128 + [16] Const mutate $10_@3 = null

129 + [17] Call mutate mutate$6_@0(mutate d$5_@0, read $10_@3)

130 + [18] Return

131 ```

132

133 ### CFG

@@ -137,23 +137,23 @@ flowchart TB

137 %% Basic Blocks

138 subgraph bb0

139 bb0_instrs["

140 - [1] Let mutate a$2_@0[0:10] = Object { }

141 - [2] Let mutate b$3_@0[0:10] = Object { }

140 + [1] Let mutate a$2_@0[0:18] = Object { }

141 + [2] Let mutate b$3_@0[0:18] = Object { }

142 [3] Let mutate c$4_@1 = Object { }

143 - [4] Let mutate d$5_@0[0:10] = Object { }

143 + [4] Let mutate d$5_@0[0:18] = Object { }

144 "]

145 bb0_instrs --> bb0_terminal(["While"])

146 end

147 subgraph bb1

148 bb1_instrs["

149 - [5] Const mutate $9_@2 = true

149 + [6] Const mutate $9_@2 = true

150 "]

151 bb1_instrs --> bb1_terminal(["If (read $9_@2)"])

152 end

153 subgraph bb3

154 bb3_instrs["

155 - [6] Call mutate mutate$6_@0(mutate a$2_@0, mutate b$3_@0)

156 - [7] Const mutate $8_@0[0:10] = Call mutate cond$7_@0(mutate a$2_@0)

155 + [8] Call mutate mutate$6_@0(mutate a$2_@0, mutate b$3_@0)

156 + [9] Const mutate $8_@0[0:18] = Call mutate cond$7_@0(mutate a$2_@0)

157 "]

158 bb3_instrs --> bb3_terminal(["If (read $8_@0)"])

159 end

@@ -174,8 +174,8 @@ flowchart TB

174 end

175 subgraph bb13

176 bb13_instrs["

177 - [8] Const mutate $10_@3 = null

178 - [9] Call mutate mutate$6_@0(mutate d$5_@0, read $10_@3)

177 + [16] Const mutate $10_@3 = null

178 + [17] Call mutate mutate$6_@0(mutate d$5_@0, read $10_@3)

179 "]

180 bb13_instrs --> bb13_terminal(["Return"])

181 end

compiler/forget/src/__tests__/fixtures/hir/property-assignment.expect.md

+1 -1

@@ -23,7 +23,7 @@ bb0:

23 [4] Const mutate child$4_@2 = JSX <read Component$0 data={freeze y$3_@1} ></read Component$0>

24 [5] Call mutate x$2_@0.y.push(read props$1.p0)

25 [6] Const mutate $5_@3 = JSX <read Component$0 data={freeze x$2_@0} >{read child$4_@2}</read Component$0>

26 - Return read $5_@3

26 + [7] Return read $5_@3

27 ```

28

29 ### CFG

compiler/forget/src/__tests__/fixtures/hir/reactive-scope-grouping.expect.md

+1 -1

@@ -23,7 +23,7 @@ bb0:

23 [3] Let mutate z$3_@1[2:5] = Object { }

24 [4] Call mutate y$2_@1.push(mutate z$3_@1)

25 [5] Reassign mutate x$1_@0.y[1:6] = read y$2_@1

26 - Return freeze x$1_@0

26 + [6] Return freeze x$1_@0

27 ```

28

29 ### CFG

compiler/forget/src/__tests__/fixtures/hir/reactive-scopes.expect.md

+12 -12

@@ -19,22 +19,22 @@ function f(a, b) {

19

20 ```

21 bb0:

22 - [1] Let mutate x$3_@0[1:5] = Array []

22 + [1] Let mutate x$3_@0[1:7] = Array []

23 [2] Const mutate $4_@1 = 1

24 [3] Const mutate $5_@2 = Binary read a$1.length === read $4_@1

25 - If (read $5_@2) then:bb2 else:bb1

25 + [4] If (read $5_@2) then:bb2 else:bb1

26 bb2:

27 predecessor blocks: bb0

28 - If (read b$2) then:bb4 else:bb1

28 + [5] If (read b$2) then:bb4 else:bb1

29 bb4:

30 predecessor blocks: bb2

31 - [4] Call mutate x$3_@0.push(read b$2)

32 - Goto bb1

31 + [6] Call mutate x$3_@0.push(read b$2)

32 + [7] Goto bb1

33 bb1:

34 predecessor blocks: bb4 bb2 bb0

35 - [5] Const mutate $6_@3 = "div"

36 - [6] Const mutate $7_@4 = JSX <read $6_@3>{freeze x$3_@0}</read $6_@3>

37 - Return read $7_@4

35 + [8] Const mutate $6_@3 = "div"

36 + [9] Const mutate $7_@4 = JSX <read $6_@3>{freeze x$3_@0}</read $6_@3>

37 + [10] Return read $7_@4

38 ```

39

40 ### CFG

@@ -44,7 +44,7 @@ flowchart TB

44 %% Basic Blocks

45 subgraph bb0

46 bb0_instrs["

47 - [1] Let mutate x$3_@0[1:5] = Array []

47 + [1] Let mutate x$3_@0[1:7] = Array []

48 [2] Const mutate $4_@1 = 1

49 [3] Const mutate $5_@2 = Binary read a$1.length === read $4_@1

50 "]

@@ -55,14 +55,14 @@ flowchart TB

55 end

56 subgraph bb4

57 bb4_instrs["

58 - [4] Call mutate x$3_@0.push(read b$2)

58 + [6] Call mutate x$3_@0.push(read b$2)

59 "]

60 bb4_instrs --> bb4_terminal(["Goto"])

61 end

62 subgraph bb1

63 bb1_instrs["

64 - [5] Const mutate $6_@3 = 'div'

65 - [6] Const mutate $7_@4 = JSX <read $6_@3>{freeze x$3_@0}</read $6_@3>

64 + [8] Const mutate $6_@3 = 'div'

65 + [9] Const mutate $7_@4 = JSX <read $6_@3>{freeze x$3_@0}</read $6_@3>

66 "]

67 bb1_instrs --> bb1_terminal(["Return read $7_@4"])

68 end

compiler/forget/src/__tests__/fixtures/hir/reassignment-conditional.expect.md

+15 -15

@@ -23,20 +23,20 @@ function Component(props) {

23

24 ```

25 bb0:

26 - [1] Let mutate x$2_@0[1:5] = Array []

26 + [1] Let mutate x$2_@0[1:6] = Array []

27 [2] Call mutate x$2_@0.push(read props$1.p0)

28 - [3] Let mutate y$3_@0[1:5] = read x$2_@0

29 - If (read props$1.p1) then:bb2 else:bb1

28 + [3] Let mutate y$3_@0[1:6] = read x$2_@0

29 + [4] If (read props$1.p1) then:bb2 else:bb1

30 bb2:

31 predecessor blocks: bb0

32 - [4] Reassign mutate x$2_@0[1:5] = Array []

33 - Goto bb1

32 + [5] Reassign mutate x$2_@0[1:6] = Array []

33 + [6] Goto bb1

34 bb1:

35 predecessor blocks: bb2 bb0

36 - [5] Let mutate _$4_@1 = JSX <read Component$0 x={freeze x$2_@0} ></read Component$0>

37 - [6] Call read y$3_@0.push(read props$1.p2)

38 - [7] Const mutate $5_@2 = JSX <read Component$0 x={read x$2_@0} y={read y$3_@0} ></read Component$0>

39 - Return read $5_@2

36 + [7] Let mutate _$4_@1 = JSX <read Component$0 x={freeze x$2_@0} ></read Component$0>

37 + [8] Call read y$3_@0.push(read props$1.p2)

38 + [9] Const mutate $5_@2 = JSX <read Component$0 x={read x$2_@0} y={read y$3_@0} ></read Component$0>

39 + [10] Return read $5_@2

40 ```

41

42 ### CFG

@@ -46,23 +46,23 @@ flowchart TB

46 %% Basic Blocks

47 subgraph bb0

48 bb0_instrs["

49 - [1] Let mutate x$2_@0[1:5] = Array []

49 + [1] Let mutate x$2_@0[1:6] = Array []

50 [2] Call mutate x$2_@0.push(read props$1.p0)

51 - [3] Let mutate y$3_@0[1:5] = read x$2_@0

51 + [3] Let mutate y$3_@0[1:6] = read x$2_@0

52 "]

53 bb0_instrs --> bb0_terminal(["If (read props$1.p1)"])

54 end

55 subgraph bb2

56 bb2_instrs["

57 - [4] Reassign mutate x$2_@0[1:5] = Array []

57 + [5] Reassign mutate x$2_@0[1:6] = Array []

58 "]

59 bb2_instrs --> bb2_terminal(["Goto"])

60 end

61 subgraph bb1

62 bb1_instrs["

63 - [5] Let mutate _$4_@1 = JSX <read Component$0 x={freeze x$2_@0} ></read Component$0>

64 - [6] Call read y$3_@0.push(read props$1.p2)

65 - [7] Const mutate $5_@2 = JSX <read Component$0 x={read x$2_@0} y={read y$3_@0} ></read Component$0>

63 + [7] Let mutate _$4_@1 = JSX <read Component$0 x={freeze x$2_@0} ></read Component$0>

64 + [8] Call read y$3_@0.push(read props$1.p2)

65 + [9] Const mutate $5_@2 = JSX <read Component$0 x={read x$2_@0} y={read y$3_@0} ></read Component$0>

66 "]

67 bb1_instrs --> bb1_terminal(["Return read $5_@2"])

68 end

compiler/forget/src/__tests__/fixtures/hir/reassignment.expect.md

+1 -1

@@ -28,7 +28,7 @@ bb0:

28 [5] Let mutate _$4_@2 = JSX <read Component$0 x={freeze x$2_@1} ></read Component$0>

29 [6] Call mutate y$3_@0.push(read props$1.p1)

30 [7] Const mutate $5_@3 = JSX <read Component$0 x={read x$2_@1} y={freeze y$3_@0} ></read Component$0>

31 - Return read $5_@3

31 + [8] Return read $5_@3

32 ```

33

34 ### CFG

compiler/forget/src/__tests__/fixtures/hir/reverse-postorder.expect.md

+27 -27

@@ -37,44 +37,44 @@ function Component(props) {

37 ```

38 bb0:

39 [1] Let mutate x$2_@0 = undefined

40 - If (read props$1.cond) then:bb2 else:bb10

40 + [2] If (read props$1.cond) then:bb2 else:bb10

41 bb2:

42 predecessor blocks: bb0

43 - [2] Const mutate $3_@1 = 2

44 - [3] Const mutate $4_@2 = 1

45 - [4] Const mutate $5_@3 = 0

46 - Switch (read props$1.test)

43 + [3] Const mutate $3_@1 = 2

44 + [4] Const mutate $4_@2 = 1

45 + [5] Const mutate $5_@3 = 0

46 + [6] Switch (read props$1.test)

47 Case read $5_@3: bb8

48 Case read $4_@2: bb6

49 Case read $3_@1: bb4

50 Default: bb4

51 bb8:

52 predecessor blocks: bb2

53 - [5] Reassign mutate x$2_@4[5:10] = read props$1.v0

54 - Goto bb1

53 + [7] Reassign mutate x$2_@4[7:17] = read props$1.v0

54 + [8] Goto bb1

55 bb6:

56 predecessor blocks: bb2

57 - [6] Reassign mutate x$2_@4[5:10] = read props$1.v1

58 - Goto bb1

57 + [9] Reassign mutate x$2_@4[7:17] = read props$1.v1

58 + [10] Goto bb1

59 bb4:

60 predecessor blocks: bb2

61 - [7] Reassign mutate x$2_@4[5:10] = read props$1.v2

62 - Goto bb1

61 + [11] Reassign mutate x$2_@4[7:17] = read props$1.v2

62 + [12] Goto bb1

63 bb10:

64 predecessor blocks: bb0

65 - If (read props$1.cond2) then:bb12 else:bb13

65 + [13] If (read props$1.cond2) then:bb12 else:bb13

66 bb12:

67 predecessor blocks: bb10

68 - [8] Reassign mutate x$2_@4[5:10] = read props$1.b

69 - Goto bb1

68 + [14] Reassign mutate x$2_@4[7:17] = read props$1.b

69 + [15] Goto bb1

70 bb13:

71 predecessor blocks: bb10

72 - [9] Reassign mutate x$2_@4[5:10] = read props$1.c

73 - Goto bb1

72 + [16] Reassign mutate x$2_@4[7:17] = read props$1.c

73 + [17] Goto bb1

74 bb1:

75 predecessor blocks: bb8 bb6 bb4 bb12 bb13

76 - [10] read x$2_@4

77 - Return

76 + [18] read x$2_@4

77 + [19] Return

78 ```

79

80 ### CFG

@@ -90,27 +90,27 @@ flowchart TB

90 end

91 subgraph bb2

92 bb2_instrs["

93 - [2] Const mutate $3_@1 = 2

94 - [3] Const mutate $4_@2 = 1

95 - [4] Const mutate $5_@3 = 0

93 + [3] Const mutate $3_@1 = 2

94 + [4] Const mutate $4_@2 = 1

95 + [5] Const mutate $5_@3 = 0

96 "]

97 bb2_instrs --> bb2_terminal(["Switch (read props$1.test)"])

98 end

99 subgraph bb8

100 bb8_instrs["

101 - [5] Reassign mutate x$2_@4[5:10] = read props$1.v0

101 + [7] Reassign mutate x$2_@4[7:17] = read props$1.v0

102 "]

103 bb8_instrs --> bb8_terminal(["Goto"])

104 end

105 subgraph bb6

106 bb6_instrs["

107 - [6] Reassign mutate x$2_@4[5:10] = read props$1.v1

107 + [9] Reassign mutate x$2_@4[7:17] = read props$1.v1

108 "]

109 bb6_instrs --> bb6_terminal(["Goto"])

110 end

111 subgraph bb4

112 bb4_instrs["

113 - [7] Reassign mutate x$2_@4[5:10] = read props$1.v2

113 + [11] Reassign mutate x$2_@4[7:17] = read props$1.v2

114 "]

115 bb4_instrs --> bb4_terminal(["Goto"])

116 end

@@ -119,19 +119,19 @@ flowchart TB

119 end

120 subgraph bb12

121 bb12_instrs["

122 - [8] Reassign mutate x$2_@4[5:10] = read props$1.b

122 + [14] Reassign mutate x$2_@4[7:17] = read props$1.b

123 "]

124 bb12_instrs --> bb12_terminal(["Goto"])

125 end

126 subgraph bb13

127 bb13_instrs["

128 - [9] Reassign mutate x$2_@4[5:10] = read props$1.c

128 + [16] Reassign mutate x$2_@4[7:17] = read props$1.c

129 "]

130 bb13_instrs --> bb13_terminal(["Goto"])

131 end

132 subgraph bb1

133 bb1_instrs["

134 - [10] read x$2_@4

134 + [18] read x$2_@4

135 "]

136 bb1_instrs --> bb1_terminal(["Return"])

137 end

compiler/forget/src/__tests__/fixtures/hir/simple-alias.expect.md

+2 -2

@@ -20,7 +20,7 @@ function foo() {

20

21 ```

22 bb0:

23 - Return

23 + [1] Return

24 ```

25

26 ### CFG

@@ -55,7 +55,7 @@ bb0:

55 [5] Reassign mutate b$2_@1[0:8] = read c$3_@1

56 [6] Reassign mutate c$3_@1[0:8] = read a$1_@1

57 [7] Call mutate mutate$4_@1(mutate a$1_@1, mutate b$2_@1)

58 - Return freeze c$3_@1

58 + [8] Return freeze c$3_@1

59 ```

60

61 ### CFG

compiler/forget/src/__tests__/fixtures/hir/simple.expect.md

+13 -13

@@ -15,18 +15,18 @@ function foo(x, y) {

15

16 ```

17 bb0:

18 - If (read x$1) then:bb2 else:bb1

18 + [1] If (read x$1) then:bb2 else:bb1

19 bb2:

20 predecessor blocks: bb0

21 - [1] Const mutate $3_@0 = false

22 - [2] Const mutate $4_@1 = Call read foo$0(read $3_@0, read y$2)

23 - Return freeze $4_@1

21 + [2] Const mutate $3_@0 = false

22 + [3] Const mutate $4_@1 = Call read foo$0(read $3_@0, read y$2)

23 + [4] Return freeze $4_@1

24 bb1:

25 predecessor blocks: bb0

26 - [3] Const mutate $5_@2 = 10

27 - [4] Const mutate $6_@3 = Binary read y$2 * read $5_@2

28 - [5] Const mutate $7_@4 = Array [read $6_@3]

29 - Return freeze $7_@4

26 + [5] Const mutate $5_@2 = 10

27 + [6] Const mutate $6_@3 = Binary read y$2 * read $5_@2

28 + [7] Const mutate $7_@4 = Array [read $6_@3]

29 + [8] Return freeze $7_@4

30 ```

31

32 ### CFG

@@ -39,16 +39,16 @@ flowchart TB

39 end

40 subgraph bb2

41 bb2_instrs["

42 - [1] Const mutate $3_@0 = false

43 - [2] Const mutate $4_@1 = Call read foo$0(read $3_@0, read y$2)

42 + [2] Const mutate $3_@0 = false

43 + [3] Const mutate $4_@1 = Call read foo$0(read $3_@0, read y$2)

44 "]

45 bb2_instrs --> bb2_terminal(["Return freeze $4_@1"])

46 end

47 subgraph bb1

48 bb1_instrs["

49 - [3] Const mutate $5_@2 = 10

50 - [4] Const mutate $6_@3 = Binary read y$2 * read $5_@2

51 - [5] Const mutate $7_@4 = Array [read $6_@3]

49 + [5] Const mutate $5_@2 = 10

50 + [6] Const mutate $6_@3 = Binary read y$2 * read $5_@2

51 + [7] Const mutate $7_@4 = Array [read $6_@3]

52 "]

53 bb1_instrs --> bb1_terminal(["Return freeze $7_@4"])

54 end

compiler/forget/src/__tests__/fixtures/hir/ssa-arrayexpression.expect.md

+1 -1

@@ -18,7 +18,7 @@ bb0:

18 [1] Const mutate a$2_@0 = 1

19 [2] Const mutate b$3_@1 = 2

20 [3] Const mutate x$4_@2 = Array [read a$2_@0, read b$3_@1]

21 - Return freeze x$4_@2

21 + [4] Return freeze x$4_@2

22 ```

23

24 ### CFG

compiler/forget/src/__tests__/fixtures/hir/ssa-call-jsx-2.expect.md

+20 -20

@@ -22,7 +22,7 @@ function Component(props) {

22

23 ```

24 bb0:

25 - Return

25 + [1] Return

26 ```

27

28 ### CFG

@@ -50,22 +50,22 @@ function foo$0() {

50

51 ```

52 bb0:

53 - [1] Const mutate a$2_@0[0:8] = Array []

54 - [2] Const mutate b$3_@0[0:8] = Object { }

53 + [1] Const mutate a$2_@0[0:10] = Array []

54 + [2] Const mutate b$3_@0[0:10] = Object { }

55 [3] Call mutate foo$4_@0(mutate a$2_@0, mutate b$3_@0)

56 - [4] Const mutate $7_@0[0:8] = Call mutate foo$4_@0()

57 - If (read $7_@0) then:bb2 else:bb1

56 + [4] Const mutate $7_@0[0:10] = Call mutate foo$4_@0()

57 + [5] If (read $7_@0) then:bb2 else:bb1

58 bb2:

59 predecessor blocks: bb0

60 - [5] Const mutate $6_@1 = "div"

61 - [6] Let mutate _$5_@2 = JSX <read $6_@1 a={freeze a$2_@0} ></read $6_@1>

62 - Goto bb1

60 + [6] Const mutate $6_@1 = "div"

61 + [7] Let mutate _$5_@2 = JSX <read $6_@1 a={freeze a$2_@0} ></read $6_@1>

62 + [8] Goto bb1

63 bb1:

64 predecessor blocks: bb2 bb0

65 - [7] Call mutate foo$4_@0(read a$2_@0, mutate b$3_@0)

66 - [8] Const mutate $8_@3 = "div"

67 - [9] Const mutate $9_@4 = JSX <read $8_@3 a={freeze a$2_@0} b={freeze b$3_@0} ></read $8_@3>

68 - Return read $9_@4

65 + [9] Call mutate foo$4_@0(read a$2_@0, mutate b$3_@0)

66 + [10] Const mutate $8_@3 = "div"

67 + [11] Const mutate $9_@4 = JSX <read $8_@3 a={freeze a$2_@0} b={freeze b$3_@0} ></read $8_@3>

68 + [12] Return read $9_@4

69 ```

70

71 ### CFG

@@ -75,25 +75,25 @@ flowchart TB

75 %% Basic Blocks

76 subgraph bb0

77 bb0_instrs["

78 - [1] Const mutate a$2_@0[0:8] = Array []

79 - [2] Const mutate b$3_@0[0:8] = Object { }

78 + [1] Const mutate a$2_@0[0:10] = Array []

79 + [2] Const mutate b$3_@0[0:10] = Object { }

80 [3] Call mutate foo$4_@0(mutate a$2_@0, mutate b$3_@0)

81 - [4] Const mutate $7_@0[0:8] = Call mutate foo$4_@0()

81 + [4] Const mutate $7_@0[0:10] = Call mutate foo$4_@0()

82 "]

83 bb0_instrs --> bb0_terminal(["If (read $7_@0)"])

84 end

85 subgraph bb2

86 bb2_instrs["

87 - [5] Const mutate $6_@1 = 'div'

88 - [6] Let mutate _$5_@2 = JSX <read $6_@1 a={freeze a$2_@0} ></read $6_@1>

87 + [6] Const mutate $6_@1 = 'div'

88 + [7] Let mutate _$5_@2 = JSX <read $6_@1 a={freeze a$2_@0} ></read $6_@1>

89 "]

90 bb2_instrs --> bb2_terminal(["Goto"])

91 end

92 subgraph bb1

93 bb1_instrs["

94 - [7] Call mutate foo$4_@0(read a$2_@0, mutate b$3_@0)

95 - [8] Const mutate $8_@3 = 'div'

96 - [9] Const mutate $9_@4 = JSX <read $8_@3 a={freeze a$2_@0} b={freeze b$3_@0} ></read $8_@3>

94 + [9] Call mutate foo$4_@0(read a$2_@0, mutate b$3_@0)

95 + [10] Const mutate $8_@3 = 'div'

96 + [11] Const mutate $9_@4 = JSX <read $8_@3 a={freeze a$2_@0} b={freeze b$3_@0} ></read $8_@3>

97 "]

98 bb1_instrs --> bb1_terminal(["Return read $9_@4"])

99 end

compiler/forget/src/__tests__/fixtures/hir/ssa-call-jsx.expect.md

+2 -2

@@ -19,7 +19,7 @@ function Component(props) {

19

20 ```

21 bb0:

22 - Return

22 + [1] Return

23 ```

24

25 ### CFG

@@ -55,7 +55,7 @@ bb0:

55 [6] Call mutate foo$4_@0(read a$2_@0, mutate b$3_@0)

56 [7] Const mutate $7_@3 = "div"

57 [8] Const mutate $8_@4 = JSX <read $7_@3 a={read a$2_@0} b={freeze b$3_@0} ></read $7_@3>

58 - Return read $8_@4

58 + [9] Return read $8_@4

59 ```

60

61 ### CFG

compiler/forget/src/__tests__/fixtures/hir/ssa-complex-multiple-if.expect.md

+17 -17

@@ -21,28 +21,28 @@ function foo() {

21

22 ```

23 bb0:

24 - [1] Let mutate x$1_@0[1:10] = 1

24 + [1] Let mutate x$1_@0[1:14] = 1

25 [2] Let mutate y$2_@1 = 2

26 [3] Const mutate $3_@2 = 2

27 [4] Const mutate $4_@3 = Binary read y$2_@1 === read $3_@2

28 - If (read $4_@3) then:bb2 else:bb1

28 + [5] If (read $4_@3) then:bb2 else:bb1

29 bb2:

30 predecessor blocks: bb0

31 - [5] Reassign mutate x$1_@0[1:10] = 3

32 - Goto bb1

31 + [6] Reassign mutate x$1_@0[1:14] = 3

32 + [7] Goto bb1

33 bb1:

34 predecessor blocks: bb2 bb0

35 - [6] Const mutate $5_@4 = 3

36 - [7] Const mutate $6_@5 = Binary read y$2_@1 === read $5_@4

37 - If (read $6_@5) then:bb4 else:bb3

35 + [8] Const mutate $5_@4 = 3

36 + [9] Const mutate $6_@5 = Binary read y$2_@1 === read $5_@4

37 + [10] If (read $6_@5) then:bb4 else:bb3

38 bb4:

39 predecessor blocks: bb1

40 - [8] Reassign mutate x$1_@0[1:10] = 5

41 - Goto bb3

40 + [11] Reassign mutate x$1_@0[1:14] = 5

41 + [12] Goto bb3

42 bb3:

43 predecessor blocks: bb4 bb1

44 - [9] Reassign mutate y$2_@0[1:10] = read x$1_@0

45 - Return

44 + [13] Reassign mutate y$2_@0[1:14] = read x$1_@0

45 + [14] Return

46 ```

47

48 ### CFG

@@ -52,7 +52,7 @@ flowchart TB

52 %% Basic Blocks

53 subgraph bb0

54 bb0_instrs["

55 - [1] Let mutate x$1_@0[1:10] = 1

55 + [1] Let mutate x$1_@0[1:14] = 1

56 [2] Let mutate y$2_@1 = 2

57 [3] Const mutate $3_@2 = 2

58 [4] Const mutate $4_@3 = Binary read y$2_@1 === read $3_@2

@@ -61,26 +61,26 @@ flowchart TB

61 end

62 subgraph bb2

63 bb2_instrs["

64 - [5] Reassign mutate x$1_@0[1:10] = 3

64 + [6] Reassign mutate x$1_@0[1:14] = 3

65 "]

66 bb2_instrs --> bb2_terminal(["Goto"])

67 end

68 subgraph bb1

69 bb1_instrs["

70 - [6] Const mutate $5_@4 = 3

71 - [7] Const mutate $6_@5 = Binary read y$2_@1 === read $5_@4

70 + [8] Const mutate $5_@4 = 3

71 + [9] Const mutate $6_@5 = Binary read y$2_@1 === read $5_@4

72 "]

73 bb1_instrs --> bb1_terminal(["If (read $6_@5)"])

74 end

75 subgraph bb4

76 bb4_instrs["

77 - [8] Reassign mutate x$1_@0[1:10] = 5

77 + [11] Reassign mutate x$1_@0[1:14] = 5

78 "]

79 bb4_instrs --> bb4_terminal(["Goto"])

80 end

81 subgraph bb3

82 bb3_instrs["

83 - [9] Reassign mutate y$2_@0[1:10] = read x$1_@0

83 + [13] Reassign mutate y$2_@0[1:14] = read x$1_@0

84 "]

85 bb3_instrs --> bb3_terminal(["Return"])

86 end

compiler/forget/src/__tests__/fixtures/hir/ssa-complex-single-if.expect.md

+9 -9

@@ -18,19 +18,19 @@ function foo() {

18

19 ```

20 bb0:

21 - [1] Let mutate x$1_@0[1:7] = 1

21 + [1] Let mutate x$1_@0[1:9] = 1

22 [2] Let mutate y$2_@1 = 2

23 [3] Const mutate $3_@2 = 2

24 [4] Const mutate $4_@3 = Binary read y$2_@1 === read $3_@2

25 - If (read $4_@3) then:bb2 else:bb1

25 + [5] If (read $4_@3) then:bb2 else:bb1

26 bb2:

27 predecessor blocks: bb0

28 - [5] Reassign mutate x$1_@0[1:7] = 3

29 - Goto bb1

28 + [6] Reassign mutate x$1_@0[1:9] = 3

29 + [7] Goto bb1

30 bb1:

31 predecessor blocks: bb2 bb0

32 - [6] Reassign mutate y$2_@0[1:7] = read x$1_@0

33 - Return

32 + [8] Reassign mutate y$2_@0[1:9] = read x$1_@0

33 + [9] Return

34 ```

35

36 ### CFG

@@ -40,7 +40,7 @@ flowchart TB

40 %% Basic Blocks

41 subgraph bb0

42 bb0_instrs["

43 - [1] Let mutate x$1_@0[1:7] = 1

43 + [1] Let mutate x$1_@0[1:9] = 1

44 [2] Let mutate y$2_@1 = 2

45 [3] Const mutate $3_@2 = 2

46 [4] Const mutate $4_@3 = Binary read y$2_@1 === read $3_@2

@@ -49,13 +49,13 @@ flowchart TB

49 end

50 subgraph bb2

51 bb2_instrs["

52 - [5] Reassign mutate x$1_@0[1:7] = 3

52 + [6] Reassign mutate x$1_@0[1:9] = 3

53 "]

54 bb2_instrs --> bb2_terminal(["Goto"])

55 end

56 subgraph bb1

57 bb1_instrs["

58 - [6] Reassign mutate y$2_@0[1:7] = read x$1_@0

58 + [8] Reassign mutate y$2_@0[1:9] = read x$1_@0

59 "]

60 bb1_instrs --> bb1_terminal(["Return"])

61 end

compiler/forget/src/__tests__/fixtures/hir/ssa-for-of.expect.md

+10 -10

@@ -20,24 +20,24 @@ function foo(cond) {

20 ```

21 bb0:

22 [1] Let mutate items$2_@0 = Array []

23 - Goto bb1

23 + [2] Goto bb1

24 bb1:

25 predecessor blocks: bb0 bb4

26 - If (read items$2_@0) then:bb3 else:bb2

26 + [3] If (read items$2_@0) then:bb3 else:bb2

27 bb3:

28 predecessor blocks: bb1

29 - [2] Let mutate y$3_@1 = 0

30 - If (read cond$1) then:bb5 else:bb4

29 + [4] Let mutate y$3_@1 = 0

30 + [5] If (read cond$1) then:bb5 else:bb4

31 bb5:

32 predecessor blocks: bb3

33 - [3] Reassign mutate y$3_@2 = 1

34 - Goto bb4

33 + [6] Reassign mutate y$3_@2 = 1

34 + [7] Goto bb4

35 bb4:

36 predecessor blocks: bb5 bb3

37 - Goto(Continue) bb1

37 + [8] Goto(Continue) bb1

38 bb2:

39 predecessor blocks: bb1

40 - Return freeze items$2_@0

40 + [9] Return freeze items$2_@0

41 ```

42

43 ### CFG

@@ -56,13 +56,13 @@ flowchart TB

56 end

57 subgraph bb3

58 bb3_instrs["

59 - [2] Let mutate y$3_@1 = 0

59 + [4] Let mutate y$3_@1 = 0

60 "]

61 bb3_instrs --> bb3_terminal(["If (read cond$1)"])

62 end

63 subgraph bb5

64 bb5_instrs["

65 - [3] Reassign mutate y$3_@2 = 1

65 + [6] Reassign mutate y$3_@2 = 1

66 "]

67 bb5_instrs --> bb5_terminal(["Goto"])

68 end

compiler/forget/src/__tests__/fixtures/hir/ssa-for.expect.md

+14 -14

@@ -16,21 +16,21 @@ function foo() {

16

17 ```

18 bb0:

19 - [1] Let mutate x$1_@0[0:6] = 0

20 - Goto bb1

19 + [1] Let mutate x$1_@0[0:8] = 0

20 + [2] Goto bb1

21 bb1:

22 predecessor blocks: bb0 bb4

23 - [2] Const mutate $3_@1 = 10

24 - [3] Const mutate $4_@2 = Binary read x$1_@0 < read $3_@1

25 - If (read $4_@2) then:bb4 else:bb2

23 + [3] Const mutate $3_@1 = 10

24 + [4] Const mutate $4_@2 = Binary read x$1_@0 < read $3_@1

25 + [5] If (read $4_@2) then:bb4 else:bb2

26 bb4:

27 predecessor blocks: bb1

28 - [4] Const mutate $2_@3 = 1

29 - [5] Reassign mutate x$1_@0[0:6] = Binary read x$1_@0 + read $2_@3

30 - Goto(Continue) bb1

28 + [6] Const mutate $2_@3 = 1

29 + [7] Reassign mutate x$1_@0[0:8] = Binary read x$1_@0 + read $2_@3

30 + [8] Goto(Continue) bb1

31 bb2:

32 predecessor blocks: bb1

33 - Return read x$1_@0

33 + [9] Return read x$1_@0

34 ```

35

36 ### CFG

@@ -40,21 +40,21 @@ flowchart TB

40 %% Basic Blocks

41 subgraph bb0

42 bb0_instrs["

43 - [1] Let mutate x$1_@0[0:6] = 0

43 + [1] Let mutate x$1_@0[0:8] = 0

44 "]

45 bb0_instrs --> bb0_terminal(["Goto"])

46 end

47 subgraph bb1

48 bb1_instrs["

49 - [2] Const mutate $3_@1 = 10

50 - [3] Const mutate $4_@2 = Binary read x$1_@0 < read $3_@1

49 + [3] Const mutate $3_@1 = 10

50 + [4] Const mutate $4_@2 = Binary read x$1_@0 < read $3_@1

51 "]

52 bb1_instrs --> bb1_terminal(["If (read $4_@2)"])

53 end

54 subgraph bb4

55 bb4_instrs["

56 - [4] Const mutate $2_@3 = 1

57 - [5] Reassign mutate x$1_@0[0:6] = Binary read x$1_@0 + read $2_@3

56 + [6] Const mutate $2_@3 = 1

57 + [7] Reassign mutate x$1_@0[0:8] = Binary read x$1_@0 + read $2_@3

58 "]

59 bb4_instrs --> bb4_terminal(["Goto"])

60 end

compiler/forget/src/__tests__/fixtures/hir/ssa-if-else.expect.md

+10 -10

@@ -19,20 +19,20 @@ function foo() {

19

20 ```

21 bb0:

22 - [1] Let mutate x$1_@0[1:5] = 1

22 + [1] Let mutate x$1_@0[1:7] = 1

23 [2] Let mutate y$2_@1 = 2

24 - If (read y$2_@1) then:bb2 else:bb3

24 + [3] If (read y$2_@1) then:bb2 else:bb3

25 bb2:

26 predecessor blocks: bb0

27 - [3] Let mutate z$3_@0[1:5] = Binary read x$1_@0 + read y$2_@1

28 - Goto bb1

27 + [4] Let mutate z$3_@0[1:7] = Binary read x$1_@0 + read y$2_@1

28 + [5] Goto bb1

29 bb3:

30 predecessor blocks: bb0

31 - [4] Let mutate z$4_@0[1:5] = read x$1_@0

32 - Goto bb1

31 + [6] Let mutate z$4_@0[1:7] = read x$1_@0

32 + [7] Goto bb1

33 bb1:

34 predecessor blocks: bb2 bb3

35 - Return

35 + [8] Return

36 ```

37

38 ### CFG

@@ -42,20 +42,20 @@ flowchart TB

42 %% Basic Blocks

43 subgraph bb0

44 bb0_instrs["

45 - [1] Let mutate x$1_@0[1:5] = 1

45 + [1] Let mutate x$1_@0[1:7] = 1

46 [2] Let mutate y$2_@1 = 2

47 "]

48 bb0_instrs --> bb0_terminal(["If (read y$2_@1)"])

49 end

50 subgraph bb2

51 bb2_instrs["

52 - [3] Let mutate z$3_@0[1:5] = Binary read x$1_@0 + read y$2_@1

52 + [4] Let mutate z$3_@0[1:7] = Binary read x$1_@0 + read y$2_@1

53 "]

54 bb2_instrs --> bb2_terminal(["Goto"])

55 end

56 subgraph bb3

57 bb3_instrs["

58 - [4] Let mutate z$4_@0[1:5] = read x$1_@0

58 + [6] Let mutate z$4_@0[1:7] = read x$1_@0

59 "]

60 bb3_instrs --> bb3_terminal(["Goto"])

61 end

compiler/forget/src/__tests__/fixtures/hir/ssa-nested-loops-no-reassign.expect.md

+14 -14

@@ -22,36 +22,36 @@ function foo(a, b, c) {

22 ```

23 bb0:

24 [1] Let mutate x$4_@0 = 0

25 - While test=bb1 loop=bb3 fallthrough=bb2

25 + [2] While test=bb1 loop=bb3 fallthrough=bb2

26 bb1:

27 predecessor blocks: bb0 bb5

28 - If (read a$1) then:bb3 else:bb2

28 + [3] If (read a$1) then:bb3 else:bb2

29 bb3:

30 predecessor blocks: bb1

31 - While test=bb4 loop=bb6 fallthrough=bb5

31 + [4] While test=bb4 loop=bb6 fallthrough=bb5

32 bb4:

33 predecessor blocks: bb3 bb8

34 - If (read b$2) then:bb6 else:bb5

34 + [5] If (read b$2) then:bb6 else:bb5

35 bb6:

36 predecessor blocks: bb4

37 - While test=bb7 loop=bb9 fallthrough=bb8

37 + [6] While test=bb7 loop=bb9 fallthrough=bb8

38 bb7:

39 predecessor blocks: bb6 bb9

40 - If (read c$3) then:bb9 else:bb8

40 + [7] If (read c$3) then:bb9 else:bb8

41 bb9:

42 predecessor blocks: bb7

43 - [2] Const mutate $5_@1 = 1

44 - [3] Binary read x$4_@0 + read $5_@1

45 - Goto(Continue) bb7

43 + [8] Const mutate $5_@1 = 1

44 + [9] Binary read x$4_@0 + read $5_@1

45 + [10] Goto(Continue) bb7

46 bb8:

47 predecessor blocks: bb7

48 - Goto(Continue) bb4

48 + [11] Goto(Continue) bb4

49 bb5:

50 predecessor blocks: bb4

51 - Goto(Continue) bb1

51 + [12] Goto(Continue) bb1

52 bb2:

53 predecessor blocks: bb1

54 - Return read x$4_@0

54 + [13] Return read x$4_@0

55 ```

56

57 ### CFG

@@ -82,8 +82,8 @@ flowchart TB

82 end

83 subgraph bb9

84 bb9_instrs["

85 - [2] Const mutate $5_@1 = 1

86 - [3] Binary read x$4_@0 + read $5_@1

85 + [8] Const mutate $5_@1 = 1

86 + [9] Binary read x$4_@0 + read $5_@1

87 "]

88 bb9_instrs --> bb9_terminal(["Goto"])

89 end

compiler/forget/src/__tests__/fixtures/hir/ssa-newexpression.expect.md

+2 -2

@@ -17,7 +17,7 @@ function Component(props) {

17

18 ```

19 bb0:

20 - Return

20 + [1] Return

21 ```

22

23 ### CFG

@@ -48,7 +48,7 @@ bb0:

48 [1] Const mutate a$2_@0[0:4] = Array []

49 [2] Const mutate b$3_@0[0:4] = Object { }

50 [3] Let mutate c$4_@0[0:4] = New mutate Foo$5_@0(mutate a$2_@0, mutate b$3_@0)

51 - Return freeze c$4_@0

51 + [4] Return freeze c$4_@0

52 ```

53

54 ### CFG

compiler/forget/src/__tests__/fixtures/hir/ssa-objectexpression-phi.expect.md

+14 -14

@@ -22,23 +22,23 @@ function foo() {

22

23 ```

24 bb0:

25 - [1] Let mutate x$1_@0[1:6] = 1

26 - [2] Let mutate y$2_@1[2:7] = 2

25 + [1] Let mutate x$1_@0[1:7] = 1

26 + [2] Let mutate y$2_@1[2:9] = 2

27 [3] Const mutate $3_@2 = 1

28 [4] Const mutate $4_@3 = Binary read x$1_@0 > read $3_@2

29 - If (read $4_@3) then:bb2 else:bb3

29 + [5] If (read $4_@3) then:bb2 else:bb3

30 bb2:

31 predecessor blocks: bb0

32 - [5] Reassign mutate x$1_@0[1:6] = 2

33 - Goto bb1

32 + [6] Reassign mutate x$1_@0[1:7] = 2

33 + [7] Goto bb1

34 bb3:

35 predecessor blocks: bb0

36 - [6] Reassign mutate y$2_@1[2:7] = 3

37 - Goto bb1

36 + [8] Reassign mutate y$2_@1[2:9] = 3

37 + [9] Goto bb1

38 bb1:

39 predecessor blocks: bb2 bb3

40 - [7] Let mutate t$5_@4 = Object { x: read x$1_@0, y: read y$2_@1 }

41 - Return freeze t$5_@4

40 + [10] Let mutate t$5_@4 = Object { x: read x$1_@0, y: read y$2_@1 }

41 + [11] Return freeze t$5_@4

42 ```

43

44 ### CFG

@@ -48,8 +48,8 @@ flowchart TB

48 %% Basic Blocks

49 subgraph bb0

50 bb0_instrs["

51 - [1] Let mutate x$1_@0[1:6] = 1

52 - [2] Let mutate y$2_@1[2:7] = 2

51 + [1] Let mutate x$1_@0[1:7] = 1

52 + [2] Let mutate y$2_@1[2:9] = 2

53 [3] Const mutate $3_@2 = 1

54 [4] Const mutate $4_@3 = Binary read x$1_@0 > read $3_@2

55 "]

@@ -57,19 +57,19 @@ flowchart TB

57 end

58 subgraph bb2

59 bb2_instrs["

60 - [5] Reassign mutate x$1_@0[1:6] = 2

60 + [6] Reassign mutate x$1_@0[1:7] = 2

61 "]

62 bb2_instrs --> bb2_terminal(["Goto"])

63 end

64 subgraph bb3

65 bb3_instrs["

66 - [6] Reassign mutate y$2_@1[2:7] = 3

66 + [8] Reassign mutate y$2_@1[2:9] = 3

67 "]

68 bb3_instrs --> bb3_terminal(["Goto"])

69 end

70 subgraph bb1

71 bb1_instrs["

72 - [7] Let mutate t$5_@4 = Object { x: read x$1_@0, y: read y$2_@1 }

72 + [10] Let mutate t$5_@4 = Object { x: read x$1_@0, y: read y$2_@1 }

73 "]

74 bb1_instrs --> bb1_terminal(["Return freeze t$5_@4"])

75 end

compiler/forget/src/__tests__/fixtures/hir/ssa-objectexpression.expect.md

+1 -1

@@ -18,7 +18,7 @@ bb0:

18 [1] Const mutate a$2_@0 = 1

19 [2] Const mutate b$3_@1 = 2

20 [3] Const mutate x$4_@2 = Object { a: read a$2_@0, b: read b$3_@1 }

21 - Return freeze x$4_@2

21 + [4] Return freeze x$4_@2

22 ```

23

24 ### CFG

compiler/forget/src/__tests__/fixtures/hir/ssa-property-call.expect.md

+1 -1

@@ -19,7 +19,7 @@ bb0:

19 [2] Const mutate y$2_@1[2:5] = Object { x: read x$1_@0 }

20 [3] Const mutate $3_@1[2:5] = Array []

21 [4] Call mutate y$2_@1.x.push(mutate $3_@1)

22 - Return freeze y$2_@1

22 + [5] Return freeze y$2_@1

23 ```

24

25 ### CFG

compiler/forget/src/__tests__/fixtures/hir/ssa-property.expect.md

+1 -1

@@ -18,7 +18,7 @@ bb0:

18 [1] Const mutate x$1_@0 = Array []

19 [2] Const mutate y$2_@1[2:4] = Object { }

20 [3] Reassign mutate y$2_@1.x[2:4] = read x$1_@0

21 - Return freeze y$2_@1

21 + [4] Return freeze y$2_@1

22 ```

23

24 ### CFG

compiler/forget/src/__tests__/fixtures/hir/ssa-return.expect.md

+7 -7

@@ -17,17 +17,17 @@ function foo() {

17

18 ```

19 bb0:

20 - [1] Let mutate x$1_@0[1:5] = 1

20 + [1] Let mutate x$1_@0[1:6] = 1

21 [2] Const mutate $2_@1 = 1

22 [3] Const mutate $3_@2 = Binary read x$1_@0 === read $2_@1

23 - If (read $3_@2) then:bb2 else:bb1

23 + [4] If (read $3_@2) then:bb2 else:bb1

24 bb2:

25 predecessor blocks: bb0

26 - [4] Reassign mutate x$1_@0[1:5] = 2

27 - Goto bb1

26 + [5] Reassign mutate x$1_@0[1:6] = 2

27 + [6] Goto bb1

28 bb1:

29 predecessor blocks: bb2 bb0

30 - Return read x$1_@0

30 + [7] Return read x$1_@0

31 ```

32

33 ### CFG

@@ -37,7 +37,7 @@ flowchart TB

37 %% Basic Blocks

38 subgraph bb0

39 bb0_instrs["

40 - [1] Let mutate x$1_@0[1:5] = 1

40 + [1] Let mutate x$1_@0[1:6] = 1

41 [2] Const mutate $2_@1 = 1

42 [3] Const mutate $3_@2 = Binary read x$1_@0 === read $2_@1

43 "]

@@ -45,7 +45,7 @@ flowchart TB

45 end

46 subgraph bb2

47 bb2_instrs["

48 - [4] Reassign mutate x$1_@0[1:5] = 2

48 + [5] Reassign mutate x$1_@0[1:6] = 2

49 "]

50 bb2_instrs --> bb2_terminal(["Goto"])

51 end

compiler/forget/src/__tests__/fixtures/hir/ssa-shadowing.expect.md

+15 -15

@@ -21,7 +21,7 @@ function Foo(cond) {

21

22 ```

23 bb0:

24 - Return

24 + [1] Return

25 ```

26

27 ### CFG

@@ -49,21 +49,21 @@ function log$0() {

49

50 ```

51 bb0:

52 - [1] Let mutate str$2_@0[1:5] = ""

53 - If (read cond$1) then:bb2 else:bb3

52 + [1] Let mutate str$2_@0[1:7] = ""

53 + [2] If (read cond$1) then:bb2 else:bb3

54 bb2:

55 predecessor blocks: bb0

56 - [2] Let mutate str$3_@1 = "other test"

57 - [3] Call mutate log$4_@2(read str$3_@1)

58 - Goto bb1

56 + [3] Let mutate str$3_@1 = "other test"

57 + [4] Call mutate log$4_@2(read str$3_@1)

58 + [5] Goto bb1

59 bb3:

60 predecessor blocks: bb0

61 - [4] Reassign mutate str$2_@0[1:5] = "fallthrough test"

62 - Goto bb1

61 + [6] Reassign mutate str$2_@0[1:7] = "fallthrough test"

62 + [7] Goto bb1

63 bb1:

64 predecessor blocks: bb2 bb3

65 - [5] Call mutate log$4_@2(read str$2_@0)

66 - Return

65 + [8] Call mutate log$4_@2(read str$2_@0)

66 + [9] Return

67 ```

68

69 ### CFG

@@ -73,26 +73,26 @@ flowchart TB

73 %% Basic Blocks

74 subgraph bb0

75 bb0_instrs["

76 - [1] Let mutate str$2_@0[1:5] = ''

76 + [1] Let mutate str$2_@0[1:7] = ''

77 "]

78 bb0_instrs --> bb0_terminal(["If (read cond$1)"])

79 end

80 subgraph bb2

81 bb2_instrs["

82 - [2] Let mutate str$3_@1 = 'other test'

83 - [3] Call mutate log$4_@2(read str$3_@1)

82 + [3] Let mutate str$3_@1 = 'other test'

83 + [4] Call mutate log$4_@2(read str$3_@1)

84 "]

85 bb2_instrs --> bb2_terminal(["Goto"])

86 end

87 subgraph bb3

88 bb3_instrs["

89 - [4] Reassign mutate str$2_@0[1:5] = 'fallthrough test'

89 + [6] Reassign mutate str$2_@0[1:7] = 'fallthrough test'

90 "]

91 bb3_instrs --> bb3_terminal(["Goto"])

92 end

93 subgraph bb1

94 bb1_instrs["

95 - [5] Call mutate log$4_@2(read str$2_@0)

95 + [8] Call mutate log$4_@2(read str$2_@0)

96 "]

97 bb1_instrs --> bb1_terminal(["Return"])

98 end

compiler/forget/src/__tests__/fixtures/hir/ssa-simple-phi.expect.md

+10 -10

@@ -23,19 +23,19 @@ bb0:

23 [1] Let mutate y$1_@0 = 2

24 [2] Const mutate $2_@1 = 1

25 [3] Const mutate $3_@2 = Binary read y$1_@0 > read $2_@1

26 - If (read $3_@2) then:bb2 else:bb3

26 + [4] If (read $3_@2) then:bb2 else:bb3

27 bb2:

28 predecessor blocks: bb0

29 - [4] Reassign mutate y$1_@3[4:7] = 1

30 - Goto bb1

29 + [5] Reassign mutate y$1_@3[5:10] = 1

30 + [6] Goto bb1

31 bb3:

32 predecessor blocks: bb0

33 - [5] Reassign mutate y$1_@3[4:7] = 2

34 - Goto bb1

33 + [7] Reassign mutate y$1_@3[5:10] = 2

34 + [8] Goto bb1

35 bb1:

36 predecessor blocks: bb2 bb3

37 - [6] Let mutate x$4_@3[4:7] = read y$1_@3

38 - Return

37 + [9] Let mutate x$4_@3[5:10] = read y$1_@3

38 + [10] Return

39 ```

40

41 ### CFG

@@ -53,19 +53,19 @@ flowchart TB

53 end

54 subgraph bb2

55 bb2_instrs["

56 - [4] Reassign mutate y$1_@3[4:7] = 1

56 + [5] Reassign mutate y$1_@3[5:10] = 1

57 "]

58 bb2_instrs --> bb2_terminal(["Goto"])

59 end

60 subgraph bb3

61 bb3_instrs["

62 - [5] Reassign mutate y$1_@3[4:7] = 2

62 + [7] Reassign mutate y$1_@3[5:10] = 2

63 "]

64 bb3_instrs --> bb3_terminal(["Goto"])

65 end

66 subgraph bb1

67 bb1_instrs["

68 - [6] Let mutate x$4_@3[4:7] = read y$1_@3

68 + [9] Let mutate x$4_@3[5:10] = read y$1_@3

69 "]

70 bb1_instrs --> bb1_terminal(["Return"])

71 end

compiler/forget/src/__tests__/fixtures/hir/ssa-simple.expect.md

+1 -1

@@ -15,7 +15,7 @@ function foo() {

15 bb0:

16 [1] Let mutate x$1_@0 = 1

17 [2] Let mutate y$2_@1 = 2

18 - Return

18 + [3] Return

19 ```

20

21 ### CFG

compiler/forget/src/__tests__/fixtures/hir/ssa-single-if.expect.md

+5 -5

@@ -19,14 +19,14 @@ function foo() {

19 bb0:

20 [1] Let mutate x$1_@0 = 1

21 [2] Let mutate y$2_@1 = 2

22 - If (read y$2_@1) then:bb2 else:bb1

22 + [3] If (read y$2_@1) then:bb2 else:bb1

23 bb2:

24 predecessor blocks: bb0

25 - [3] Let mutate z$3_@2 = Binary read x$1_@0 + read y$2_@1

26 - Goto bb1

25 + [4] Let mutate z$3_@2 = Binary read x$1_@0 + read y$2_@1

26 + [5] Goto bb1

27 bb1:

28 predecessor blocks: bb2 bb0

29 - Return

29 + [6] Return

30 ```

31

32 ### CFG

@@ -43,7 +43,7 @@ flowchart TB

43 end

44 subgraph bb2

45 bb2_instrs["

46 - [3] Let mutate z$3_@2 = Binary read x$1_@0 + read y$2_@1

46 + [4] Let mutate z$3_@2 = Binary read x$1_@0 + read y$2_@1

47 "]

48 bb2_instrs --> bb2_terminal(["Goto"])

49 end

compiler/forget/src/__tests__/fixtures/hir/ssa-switch.expect.md

+19 -19

@@ -33,29 +33,29 @@ bb0:

33 [3] Const mutate $5_@2 = Binary read x$1_@0 === read $4_@1

34 [4] Const mutate $7_@3 = 1

35 [5] Const mutate $8_@4 = Binary read x$1_@0 === read $7_@3

36 - Switch (read x$1_@0)

36 + [6] Switch (read x$1_@0)

37 Case read $8_@4: bb5

38 Case read $5_@2: bb3

39 Default: bb2

40 bb5:

41 predecessor blocks: bb0

42 - [6] Const mutate $6_@5 = 1

43 - [7] Reassign mutate x$1_@6[7:13] = Binary read x$1_@0 + read $6_@5

44 - Goto bb1

42 + [7] Const mutate $6_@5 = 1

43 + [8] Reassign mutate x$1_@6[8:17] = Binary read x$1_@0 + read $6_@5

44 + [9] Goto bb1

45 bb3:

46 predecessor blocks: bb0

47 - [8] Const mutate $3_@7 = 2

48 - [9] Reassign mutate x$1_@6[7:13] = Binary read x$1_@0 + read $3_@7

49 - Goto bb1

47 + [10] Const mutate $3_@7 = 2

48 + [11] Reassign mutate x$1_@6[8:17] = Binary read x$1_@0 + read $3_@7

49 + [12] Goto bb1

50 bb2:

51 predecessor blocks: bb0

52 - [10] Const mutate $2_@8 = 3

53 - [11] Reassign mutate x$1_@6[7:13] = Binary read x$1_@0 + read $2_@8

54 - Goto bb1

52 + [13] Const mutate $2_@8 = 3

53 + [14] Reassign mutate x$1_@6[8:17] = Binary read x$1_@0 + read $2_@8

54 + [15] Goto bb1

55 bb1:

56 predecessor blocks: bb5 bb3 bb2

57 - [12] Let mutate y$9_@6[7:13] = read x$1_@6

58 - Return

57 + [16] Let mutate y$9_@6[8:17] = read x$1_@6

58 + [17] Return

59 ```

60

61 ### CFG

@@ -75,28 +75,28 @@ flowchart TB

75 end

76 subgraph bb5

77 bb5_instrs["

78 - [6] Const mutate $6_@5 = 1

79 - [7] Reassign mutate x$1_@6[7:13] = Binary read x$1_@0 + read $6_@5

78 + [7] Const mutate $6_@5 = 1

79 + [8] Reassign mutate x$1_@6[8:17] = Binary read x$1_@0 + read $6_@5

80 "]

81 bb5_instrs --> bb5_terminal(["Goto"])

82 end

83 subgraph bb3

84 bb3_instrs["

85 - [8] Const mutate $3_@7 = 2

86 - [9] Reassign mutate x$1_@6[7:13] = Binary read x$1_@0 + read $3_@7

85 + [10] Const mutate $3_@7 = 2

86 + [11] Reassign mutate x$1_@6[8:17] = Binary read x$1_@0 + read $3_@7

87 "]

88 bb3_instrs --> bb3_terminal(["Goto"])

89 end

90 subgraph bb2

91 bb2_instrs["

92 - [10] Const mutate $2_@8 = 3

93 - [11] Reassign mutate x$1_@6[7:13] = Binary read x$1_@0 + read $2_@8

92 + [13] Const mutate $2_@8 = 3

93 + [14] Reassign mutate x$1_@6[8:17] = Binary read x$1_@0 + read $2_@8

94 "]

95 bb2_instrs --> bb2_terminal(["Goto"])

96 end

97 subgraph bb1

98 bb1_instrs["

99 - [12] Let mutate y$9_@6[7:13] = read x$1_@6

99 + [16] Let mutate y$9_@6[8:17] = read x$1_@6

100 "]

101 bb1_instrs --> bb1_terminal(["Return"])

102 end

compiler/forget/src/__tests__/fixtures/hir/ssa-throw.expect.md

+7 -7

@@ -16,17 +16,17 @@ function foo() {

16

17 ```

18 bb0:

19 - [1] Let mutate x$1_@0[1:5] = 1

19 + [1] Let mutate x$1_@0[1:6] = 1

20 [2] Const mutate $2_@1 = 1

21 [3] Const mutate $3_@2 = Binary read x$1_@0 === read $2_@1

22 - If (read $3_@2) then:bb2 else:bb1

22 + [4] If (read $3_@2) then:bb2 else:bb1

23 bb2:

24 predecessor blocks: bb0

25 - [4] Reassign mutate x$1_@0[1:5] = 2

26 - Goto bb1

25 + [5] Reassign mutate x$1_@0[1:6] = 2

26 + [6] Goto bb1

27 bb1:

28 predecessor blocks: bb2 bb0

29 - Throw read x$1_@0

29 + [7] Throw read x$1_@0

30 ```

31

32 ### CFG

@@ -36,7 +36,7 @@ flowchart TB

36 %% Basic Blocks

37 subgraph bb0

38 bb0_instrs["

39 - [1] Let mutate x$1_@0[1:5] = 1

39 + [1] Let mutate x$1_@0[1:6] = 1

40 [2] Const mutate $2_@1 = 1

41 [3] Const mutate $3_@2 = Binary read x$1_@0 === read $2_@1

42 "]

@@ -44,7 +44,7 @@ flowchart TB

44 end

45 subgraph bb2

46 bb2_instrs["

47 - [4] Reassign mutate x$1_@0[1:5] = 2

47 + [5] Reassign mutate x$1_@0[1:6] = 2

48 "]

49 bb2_instrs --> bb2_terminal(["Goto"])

50 end

compiler/forget/src/__tests__/fixtures/hir/ssa-while-no-reassign.expect.md

+12 -12

@@ -18,20 +18,20 @@ function foo() {

18 ```

19 bb0:

20 [1] Let mutate x$1_@0 = 1

21 - While test=bb1 loop=bb3 fallthrough=bb2

21 + [2] While test=bb1 loop=bb3 fallthrough=bb2

22 bb1:

23 predecessor blocks: bb0 bb3

24 - [2] Const mutate $3_@1 = 10

25 - [3] Const mutate $4_@2 = Binary read x$1_@0 < read $3_@1

26 - If (read $4_@2) then:bb3 else:bb2

24 + [3] Const mutate $3_@1 = 10

25 + [4] Const mutate $4_@2 = Binary read x$1_@0 < read $3_@1

26 + [5] If (read $4_@2) then:bb3 else:bb2

27 bb3:

28 predecessor blocks: bb1

29 - [4] Const mutate $2_@3 = 1

30 - [5] Binary read x$1_@0 + read $2_@3

31 - Goto(Continue) bb1

29 + [6] Const mutate $2_@3 = 1

30 + [7] Binary read x$1_@0 + read $2_@3

31 + [8] Goto(Continue) bb1

32 bb2:

33 predecessor blocks: bb1

34 - Return read x$1_@0

34 + [9] Return read x$1_@0

35 ```

36

37 ### CFG

@@ -47,15 +47,15 @@ flowchart TB

47 end

48 subgraph bb1

49 bb1_instrs["

50 - [2] Const mutate $3_@1 = 10

51 - [3] Const mutate $4_@2 = Binary read x$1_@0 < read $3_@1

50 + [3] Const mutate $3_@1 = 10

51 + [4] Const mutate $4_@2 = Binary read x$1_@0 < read $3_@1

52 "]

53 bb1_instrs --> bb1_terminal(["If (read $4_@2)"])

54 end

55 subgraph bb3

56 bb3_instrs["

57 - [4] Const mutate $2_@3 = 1

58 - [5] Binary read x$1_@0 + read $2_@3

57 + [6] Const mutate $2_@3 = 1

58 + [7] Binary read x$1_@0 + read $2_@3

59 "]

60 bb3_instrs --> bb3_terminal(["Goto"])

61 end

compiler/forget/src/__tests__/fixtures/hir/ssa-while.expect.md

+14 -14

@@ -17,21 +17,21 @@ function foo() {

17

18 ```

19 bb0:

20 - [1] Let mutate x$1_@0[0:6] = 1

21 - While test=bb1 loop=bb3 fallthrough=bb2

20 + [1] Let mutate x$1_@0[0:8] = 1

21 + [2] While test=bb1 loop=bb3 fallthrough=bb2

22 bb1:

23 predecessor blocks: bb0 bb3

24 - [2] Const mutate $3_@1 = 10

25 - [3] Const mutate $4_@2 = Binary read x$1_@0 < read $3_@1

26 - If (read $4_@2) then:bb3 else:bb2

24 + [3] Const mutate $3_@1 = 10

25 + [4] Const mutate $4_@2 = Binary read x$1_@0 < read $3_@1

26 + [5] If (read $4_@2) then:bb3 else:bb2

27 bb3:

28 predecessor blocks: bb1

29 - [4] Const mutate $2_@3 = 1

30 - [5] Reassign mutate x$1_@0[0:6] = Binary read x$1_@0 + read $2_@3

31 - Goto(Continue) bb1

29 + [6] Const mutate $2_@3 = 1

30 + [7] Reassign mutate x$1_@0[0:8] = Binary read x$1_@0 + read $2_@3

31 + [8] Goto(Continue) bb1

32 bb2:

33 predecessor blocks: bb1

34 - Return read x$1_@0

34 + [9] Return read x$1_@0

35 ```

36

37 ### CFG

@@ -41,21 +41,21 @@ flowchart TB

41 %% Basic Blocks

42 subgraph bb0

43 bb0_instrs["

44 - [1] Let mutate x$1_@0[0:6] = 1

44 + [1] Let mutate x$1_@0[0:8] = 1

45 "]

46 bb0_instrs --> bb0_terminal(["While"])

47 end

48 subgraph bb1

49 bb1_instrs["

50 - [2] Const mutate $3_@1 = 10

51 - [3] Const mutate $4_@2 = Binary read x$1_@0 < read $3_@1

50 + [3] Const mutate $3_@1 = 10

51 + [4] Const mutate $4_@2 = Binary read x$1_@0 < read $3_@1

52 "]

53 bb1_instrs --> bb1_terminal(["If (read $4_@2)"])

54 end

55 subgraph bb3

56 bb3_instrs["

57 - [4] Const mutate $2_@3 = 1

58 - [5] Reassign mutate x$1_@0[0:6] = Binary read x$1_@0 + read $2_@3

57 + [6] Const mutate $2_@3 = 1

58 + [7] Reassign mutate x$1_@0[0:8] = Binary read x$1_@0 + read $2_@3

59 "]

60 bb3_instrs --> bb3_terminal(["Goto"])

61 end

compiler/forget/src/__tests__/fixtures/hir/switch-non-final-default.expect.md

+20 -20

@@ -32,31 +32,31 @@ function Component(props) {

32

33 ```

34 bb0:

35 - [1] Let mutate x$2_@0[1:9] = Array []

36 - [2] Let mutate y$3_@0[1:9] = undefined

35 + [1] Let mutate x$2_@0[1:11] = Array []

36 + [2] Let mutate y$3_@0[1:11] = undefined

37 [3] Const mutate $4_@1 = false

38 [4] Const mutate $5_@2 = true

39 [5] Const mutate $6_@3 = 1

40 - Switch (read props$1.p0)

40 + [6] Switch (read props$1.p0)

41 Case read $6_@3: bb1

42 Case read $5_@2: bb6

43 Default: bb1

44 Case read $4_@1: bb2

45 bb6:

46 predecessor blocks: bb0

47 - [6] Call mutate x$2_@0.push(read props$1.p2)

48 - [7] Reassign mutate y$3_@0[1:9] = Array []

49 - Goto bb1

47 + [7] Call mutate x$2_@0.push(read props$1.p2)

48 + [8] Reassign mutate y$3_@0[1:11] = Array []

49 + [9] Goto bb1

50 bb2:

51 predecessor blocks: bb0

52 - [8] Reassign mutate y$3_@0[1:9] = read x$2_@0

53 - Goto bb1

52 + [10] Reassign mutate y$3_@0[1:11] = read x$2_@0

53 + [11] Goto bb1

54 bb1:

55 predecessor blocks: bb0 bb6 bb2

56 - [9] Const mutate child$7_@4 = JSX <read Component$0 data={freeze x$2_@0} ></read Component$0>

57 - [10] Call read y$3_@0.push(read props$1.p4)

58 - [11] Const mutate $8_@5 = JSX <read Component$0 data={freeze y$3_@0} >{read child$7_@4}</read Component$0>

59 - Return read $8_@5

56 + [12] Const mutate child$7_@4 = JSX <read Component$0 data={freeze x$2_@0} ></read Component$0>

57 + [13] Call read y$3_@0.push(read props$1.p4)

58 + [14] Const mutate $8_@5 = JSX <read Component$0 data={freeze y$3_@0} >{read child$7_@4}</read Component$0>

59 + [15] Return read $8_@5

60 ```

61

62 ### CFG

@@ -66,8 +66,8 @@ flowchart TB

66 %% Basic Blocks

67 subgraph bb0

68 bb0_instrs["

69 - [1] Let mutate x$2_@0[1:9] = Array []

70 - [2] Let mutate y$3_@0[1:9] = undefined

69 + [1] Let mutate x$2_@0[1:11] = Array []

70 + [2] Let mutate y$3_@0[1:11] = undefined

71 [3] Const mutate $4_@1 = false

72 [4] Const mutate $5_@2 = true

73 [5] Const mutate $6_@3 = 1

@@ -76,22 +76,22 @@ flowchart TB

76 end

77 subgraph bb6

78 bb6_instrs["

79 - [6] Call mutate x$2_@0.push(read props$1.p2)

80 - [7] Reassign mutate y$3_@0[1:9] = Array []

79 + [7] Call mutate x$2_@0.push(read props$1.p2)

80 + [8] Reassign mutate y$3_@0[1:11] = Array []

81 "]

82 bb6_instrs --> bb6_terminal(["Goto"])

83 end

84 subgraph bb2

85 bb2_instrs["

86 - [8] Reassign mutate y$3_@0[1:9] = read x$2_@0

86 + [10] Reassign mutate y$3_@0[1:11] = read x$2_@0

87 "]

88 bb2_instrs --> bb2_terminal(["Goto"])

89 end

90 subgraph bb1

91 bb1_instrs["

92 - [9] Const mutate child$7_@4 = JSX <read Component$0 data={freeze x$2_@0} ></read Component$0>

93 - [10] Call read y$3_@0.push(read props$1.p4)

94 - [11] Const mutate $8_@5 = JSX <read Component$0 data={freeze y$3_@0} >{read child$7_@4}</read Component$0>

92 + [12] Const mutate child$7_@4 = JSX <read Component$0 data={freeze x$2_@0} ></read Component$0>

93 + [13] Call read y$3_@0.push(read props$1.p4)

94 + [14] Const mutate $8_@5 = JSX <read Component$0 data={freeze y$3_@0} >{read child$7_@4}</read Component$0>

95 "]

96 bb1_instrs --> bb1_terminal(["Return read $8_@5"])

97 end

compiler/forget/src/__tests__/fixtures/hir/switch-with-fallthrough.expect.md

+20 -20

@@ -43,7 +43,7 @@ bb0:

43 [5] Const mutate $6_@4 = 2

44 [6] Const mutate $7_@5 = 1

45 [7] Const mutate $8_@6 = 0

46 - Switch (read x$1)

46 + [8] Switch (read x$1)

47 Case read $8_@6: bb10

48 Case read $7_@5: bb9

49 Case read $6_@4: bb1

@@ -53,31 +53,31 @@ bb0:

53 Default: bb2

54 bb10:

55 predecessor blocks: bb0

56 - [8] Reassign mutate y$2_@7 = 0

57 - Goto bb9

56 + [9] Reassign mutate y$2_@7 = 0

57 + [10] Goto bb9

58 bb9:

59 predecessor blocks: bb10 bb0

60 - [9] Reassign mutate y$2_@8 = 1

61 - Goto bb1

60 + [11] Reassign mutate y$2_@8 = 1

61 + [12] Goto bb1

62 bb5:

63 predecessor blocks: bb0

64 - [10] Reassign mutate y$2_@9 = 3

65 - Goto bb1

64 + [13] Reassign mutate y$2_@9 = 3

65 + [14] Goto bb1

66 bb4:

67 predecessor blocks: bb0

68 - [11] Reassign mutate y$2_@10 = 4

69 - Goto bb3

68 + [15] Reassign mutate y$2_@10 = 4

69 + [16] Goto bb3

70 bb3:

71 predecessor blocks: bb4 bb0

72 - [12] Reassign mutate y$2_@11 = 5

73 - Goto bb2

72 + [17] Reassign mutate y$2_@11 = 5

73 + [18] Goto bb2

74 bb2:

75 predecessor blocks: bb3 bb0

76 - [13] Reassign mutate y$2_@12 = 0

77 - Goto bb1

76 + [19] Reassign mutate y$2_@12 = 0

77 + [20] Goto bb1

78 bb1:

79 predecessor blocks: bb9 bb0 bb5 bb2

80 - Return

80 + [21] Return

81 ```

82

83 ### CFG

@@ -99,37 +99,37 @@ flowchart TB

99 end

100 subgraph bb10

101 bb10_instrs["

102 - [8] Reassign mutate y$2_@7 = 0

102 + [9] Reassign mutate y$2_@7 = 0

103 "]

104 bb10_instrs --> bb10_terminal(["Goto"])

105 end

106 subgraph bb9

107 bb9_instrs["

108 - [9] Reassign mutate y$2_@8 = 1

108 + [11] Reassign mutate y$2_@8 = 1

109 "]

110 bb9_instrs --> bb9_terminal(["Goto"])

111 end

112 subgraph bb5

113 bb5_instrs["

114 - [10] Reassign mutate y$2_@9 = 3

114 + [13] Reassign mutate y$2_@9 = 3

115 "]

116 bb5_instrs --> bb5_terminal(["Goto"])

117 end

118 subgraph bb4

119 bb4_instrs["

120 - [11] Reassign mutate y$2_@10 = 4

120 + [15] Reassign mutate y$2_@10 = 4

121 "]

122 bb4_instrs --> bb4_terminal(["Goto"])

123 end

124 subgraph bb3

125 bb3_instrs["

126 - [12] Reassign mutate y$2_@11 = 5

126 + [17] Reassign mutate y$2_@11 = 5

127 "]

128 bb3_instrs --> bb3_terminal(["Goto"])

129 end

130 subgraph bb2

131 bb2_instrs["

132 - [13] Reassign mutate y$2_@12 = 0

132 + [19] Reassign mutate y$2_@12 = 0

133 "]

134 bb2_instrs --> bb2_terminal(["Goto"])

135 end

compiler/forget/src/__tests__/fixtures/hir/switch.expect.md

+22 -22

@@ -28,30 +28,30 @@ function Component(props) {

28

29 ```

30 bb0:

31 - [1] Let mutate x$2_@0[1:9] = Array []

32 - [2] Let mutate y$3_@0[1:9] = undefined

31 + [1] Let mutate x$2_@0[1:11] = Array []

32 + [2] Let mutate y$3_@0[1:11] = undefined

33 [3] Const mutate $4_@1 = false

34 [4] Const mutate $5_@2 = true

35 - Switch (read props$1.p0)

35 + [5] Switch (read props$1.p0)

36 Case read $5_@2: bb4

37 Case read $4_@1: bb2

38 Default: bb1

39 bb4:

40 predecessor blocks: bb0

41 - [5] Call mutate x$2_@0.push(read props$1.p2)

42 - [6] Call mutate x$2_@0.push(read props$1.p3)

43 - [7] Reassign mutate y$3_@3 = Array []

44 - Goto bb2

41 + [6] Call mutate x$2_@0.push(read props$1.p2)

42 + [7] Call mutate x$2_@0.push(read props$1.p3)

43 + [8] Reassign mutate y$3_@3 = Array []

44 + [9] Goto bb2

45 bb2:

46 predecessor blocks: bb4 bb0

47 - [8] Reassign mutate y$3_@0[1:9] = read x$2_@0

48 - Goto bb1

47 + [10] Reassign mutate y$3_@0[1:11] = read x$2_@0

48 + [11] Goto bb1

49 bb1:

50 predecessor blocks: bb2 bb0

51 - [9] Const mutate child$6_@4 = JSX <read Component$0 data={freeze x$2_@0} ></read Component$0>

52 - [10] Call read y$3_@0.push(read props$1.p4)

53 - [11] Const mutate $7_@5 = JSX <read Component$0 data={read y$3_@0} >{read child$6_@4}</read Component$0>

54 - Return read $7_@5

51 + [12] Const mutate child$6_@4 = JSX <read Component$0 data={freeze x$2_@0} ></read Component$0>

52 + [13] Call read y$3_@0.push(read props$1.p4)

53 + [14] Const mutate $7_@5 = JSX <read Component$0 data={read y$3_@0} >{read child$6_@4}</read Component$0>

54 + [15] Return read $7_@5

55 ```

56

57 ### CFG

@@ -61,8 +61,8 @@ flowchart TB

61 %% Basic Blocks

62 subgraph bb0

63 bb0_instrs["

64 - [1] Let mutate x$2_@0[1:9] = Array []

65 - [2] Let mutate y$3_@0[1:9] = undefined

64 + [1] Let mutate x$2_@0[1:11] = Array []

65 + [2] Let mutate y$3_@0[1:11] = undefined

66 [3] Const mutate $4_@1 = false

67 [4] Const mutate $5_@2 = true

68 "]

@@ -70,23 +70,23 @@ flowchart TB

70 end

71 subgraph bb4

72 bb4_instrs["

73 - [5] Call mutate x$2_@0.push(read props$1.p2)

74 - [6] Call mutate x$2_@0.push(read props$1.p3)

75 - [7] Reassign mutate y$3_@3 = Array []

73 + [6] Call mutate x$2_@0.push(read props$1.p2)

74 + [7] Call mutate x$2_@0.push(read props$1.p3)

75 + [8] Reassign mutate y$3_@3 = Array []

76 "]

77 bb4_instrs --> bb4_terminal(["Goto"])

78 end

79 subgraph bb2

80 bb2_instrs["

81 - [8] Reassign mutate y$3_@0[1:9] = read x$2_@0

81 + [10] Reassign mutate y$3_@0[1:11] = read x$2_@0

82 "]

83 bb2_instrs --> bb2_terminal(["Goto"])

84 end

85 subgraph bb1

86 bb1_instrs["

87 - [9] Const mutate child$6_@4 = JSX <read Component$0 data={freeze x$2_@0} ></read Component$0>

88 - [10] Call read y$3_@0.push(read props$1.p4)

89 - [11] Const mutate $7_@5 = JSX <read Component$0 data={read y$3_@0} >{read child$6_@4}</read Component$0>

87 + [12] Const mutate child$6_@4 = JSX <read Component$0 data={freeze x$2_@0} ></read Component$0>

88 + [13] Call read y$3_@0.push(read props$1.p4)

89 + [14] Const mutate $7_@5 = JSX <read Component$0 data={read y$3_@0} >{read child$6_@4}</read Component$0>

90 "]

91 bb1_instrs --> bb1_terminal(["Return read $7_@5"])

92 end

compiler/forget/src/__tests__/fixtures/hir/while-break.expect.md

+3 -3

@@ -15,13 +15,13 @@ function foo(a, b) {

15

16 ```

17 bb0:

18 - While test=bb1 loop=bb2 fallthrough=bb2

18 + [1] While test=bb1 loop=bb2 fallthrough=bb2

19 bb1:

20 predecessor blocks: bb0

21 - If (read a$1) then:bb2 else:bb2

21 + [2] If (read a$1) then:bb2 else:bb2

22 bb2:

23 predecessor blocks: bb1

24 - Return read b$2

24 + [3] Return read b$2

25 ```

26

27 ### CFG

compiler/forget/src/__tests__/fixtures/hir/while-conditional-continue.expect.md

+10 -10

@@ -19,24 +19,24 @@ function foo(a, b, c, d) {

19

20 ```

21 bb0:

22 - While test=bb1 loop=bb3 fallthrough=bb2

22 + [1] While test=bb1 loop=bb3 fallthrough=bb2

23 bb1:

24 predecessor blocks: bb0 bb5 bb4

25 - If (read a$1) then:bb3 else:bb2

25 + [2] If (read a$1) then:bb3 else:bb2

26 bb3:

27 predecessor blocks: bb1

28 - If (read b$2) then:bb5 else:bb4

28 + [3] If (read b$2) then:bb5 else:bb4

29 bb5:

30 predecessor blocks: bb3

31 - Goto(Continue) bb1

31 + [4] Goto(Continue) bb1

32 bb4:

33 predecessor blocks: bb3

34 - [1] Call read c$3()

35 - Goto(Continue) bb1

34 + [5] Call read c$3()

35 + [6] Goto(Continue) bb1

36 bb2:

37 predecessor blocks: bb1

38 - [2] Call read d$4()

39 - Return

38 + [7] Call read d$4()

39 + [8] Return

40 ```

41

42 ### CFG

@@ -58,13 +58,13 @@ flowchart TB

58 end

59 subgraph bb4

60 bb4_instrs["

61 - [1] Call read c$3()

61 + [5] Call read c$3()

62 "]

63 bb4_instrs --> bb4_terminal(["Goto"])

64 end

65 subgraph bb2

66 bb2_instrs["

67 - [2] Call read d$4()

67 + [7] Call read d$4()

68 "]

69 bb2_instrs --> bb2_terminal(["Return"])

70 end

Add instruction ids to terminals