Signature:
codegen_stmt(global: CodegenGlobal, cfn: CodegenFn, scope: CodegenScope, stmt: Stmt,) => (CodeBlock, CodegenScope, CodegenGlobal, CodegenFn)
The number on each rule’s conclusion is positive coverage; the number on each premise is negative coverage. Click a number to browse the tests.
let-init
| Line | Coverage | Source |
|---|
| 129 | ✗ | (let (local, cfn) = cfn.alloc_temp(ty)?) |
| 130 | ✗ | (let scope = scope.push_var(id, local, ty)?) |
| 131 | ✗ | (codegen_expr_into(global, cfn, scope, local, &init.expr) => (code, global, cfn)) |
| | ──────── ("let-init") |
| 133 | ✗ | (codegen_stmt(global, cfn, scope, Stmt::Let { label: _, id, ty, init: Some(init) }) => (code, scope, global, cfn)) |
let-no-init
| Line | Coverage | Source |
|---|
| 137 | ✗ | (let (local, cfn) = cfn.alloc_temp(ty)?) |
| 138 | ✗ | (let scope = scope.push_var(id, local, ty)?) |
| 139 | N/A | (let code = cfn.fresh_code_block()) |
| | ──────── ("let-no-init") |
| 141 | ✗ | (codegen_stmt(global, cfn, scope, Stmt::Let { label: _, id, ty, init: None }) => (code, scope, global, cfn)) |
return
| Line | Coverage | Source |
|---|
| 145 | ✗ | (codegen_expr_into(global, cfn, scope, scope.ret_local, expr) => (code, global, cfn)) |
| 146 | N/A | (let (code, cfn) = cfn.terminated(code, terminator_return())) |
| | ──────── ("return") |
| 148 | ✗ | (codegen_stmt(global, cfn, scope, Stmt::Return { expr }) => (code, scope, global, cfn)) |
print
| Line | Coverage | Source |
|---|
| 152 | ✗ | (type_expr(cfn, scope, expr) => expr_ty) |
| 153 | ✗ | (let (temp, cfn) = cfn.alloc_temp(&expr_ty)?) |
| 154 | ✗ | (codegen_expr_into(global, cfn, scope, temp, expr) => (code, global, cfn)) |
| 155 | ✗ | (let (code, cfn) = cfn.print_intrinsic(code, temp)?) |
| | ──────── ("print") |
| 157 | ✗ | (codegen_stmt(global, cfn, scope, Stmt::Print { expr }) => (code, scope, global, cfn)) |
if
| Line | Coverage | Source |
|---|
| 161 | N/A | (let (ct, cfn) = cfn.alloc_local(bool_ty())) |
| 162 | ✗ | (codegen_expr_into(global, cfn, scope, ct, condition) => (cond_code, global, cfn)) |
| 163 | ✗ | (codegen_block(global, cfn, scope, then_block) => (then_code, global, cfn)) |
| 164 | ✗ | (codegen_block(global, cfn, scope, &else_block.block) => (else_code, global, cfn)) |
| 165 | N/A | (let (code, cfn) = cfn.branch_on_bool_from(cond_code, ct, then_code, else_code)) |
| | ──────── ("if") |
| 167 | ✗ | (codegen_stmt(global, cfn, scope, Stmt::If { condition, then_block, else_block }) => (code, scope, global, cfn)) |
expr
| Line | Coverage | Source |
|---|
| 171 | ✗ | (type_expr(cfn, scope, expr) => expr_ty) |
| 172 | ✗ | (let (temp, cfn) = cfn.alloc_temp(&expr_ty)?) |
| 173 | ✗ | (codegen_expr_into(global, cfn, scope, temp, expr) => (code, global, cfn)) |
| | ──────── ("expr") |
| 175 | ✗ | (codegen_stmt(global, cfn, scope, Stmt::Expr { expr }) => (code, scope, global, cfn)) |
loop
| Line | Coverage | Source |
|---|
| 179 | ✗ | (let label = require_label(label)?) |
| 180 | N/A | (let (loop_start, cfn) = cfn.fresh_bb()) |
| 181 | N/A | (let (exit_block, cfn) = cfn.fresh_bb()) |
| 182 | N/A | (let scope = scope.with_label(&label.id, Some(loop_start), exit_block)) |
| 183 | ✗ | (codegen_block(global, cfn, scope, body) => (body_code, global, cfn)) |
| 184 | ✗ | (let (code, cfn) = build_loop(cfn, loop_start, exit_block, body_code)?) |
| | ──────── ("loop") |
| 186 | ✗ | (codegen_stmt(global, cfn, scope, Stmt::Loop { label, body }) => (code, scope, global, cfn)) |
break
| Line | Coverage | Source |
|---|
| 190 | ✗ | (let (_, exit) = scope.lookup_label(label)?) |
| 191 | N/A | (let code = cfn.fresh_code_block()) |
| 192 | N/A | (let (code, cfn) = cfn.terminated(code, terminator_goto(exit))) |
| | ──────── ("break") |
| 194 | ✗ | (codegen_stmt(global, cfn, scope, Stmt::Break { label }) => (code, scope, global, cfn)) |
continue
| Line | Coverage | Source |
|---|
| 198 | ✗ | (let (continue_target, _) = scope.lookup_label(label)?) |
| 199 | ✗ | (if let Some(start) = continue_target) |
| 200 | N/A | (let code = cfn.fresh_code_block()) |
| 201 | N/A | (let (code, cfn) = cfn.terminated(code, terminator_goto(start))) |
| | ──────── ("continue") |
| 203 | ✗ | (codegen_stmt(global, cfn, scope, Stmt::Continue { label }) => (code, scope, global, cfn)) |
block
| Line | Coverage | Source |
|---|
| 207 | ✗ | (codegen_block(global, cfn, scope, block) => (code, global, cfn)) |
| | ──────── ("block") |
| 209 | ✗ | (codegen_stmt(global, cfn, scope, Stmt::Block(block)) => (code, scope, global, cfn)) |
exists
| Line | Coverage | Source |
|---|
| 213 | ✗ | (let block = instantiate_erased(binder)?) |
| 214 | ✗ | (codegen_block(global, cfn, scope, block) => (code, global, cfn)) |
| | ──────── ("exists") |
| 216 | ✗ | (codegen_stmt(global, cfn, scope, Stmt::Exists { binder }) => (code, scope, global, cfn)) |