local.set 控制流： if/else call 7 类型定义 数据 1. enum Value { I32(Int) } // 只考虑32位有符号整数 指令 1. enum Instruction { 2. Const(Int) // 常数 3. Add; Sub; Modulo; Equal // // 函数调⽤ 5. Local_Get(String); Local_Set(String) // 取值、设值 6. If(Int, List[Instruction], List[Instruction]) // 条件判断 7. } 8 类型定义 函数 1. struct Function { 2. name : String 3. // 只考虑⼀种数据 称和数量 4. params : List[String]; result : Int; locals : List[String] 5. instructions : List[Instruction] 6. } 程序 1. struct Program { 2. functions : List[Function] 3. start : Option[String] 4. }

the stack memory: stack_trace_struct.zig pub const StackTrace = struct { index: usize, instruction_addresses: [N]usize, }; Here, N is the maximum function call depth as determined by call graph "no-inline" in LLVM IR fn __zig_return_error(stack_trace: *StackTrace) void { stack_trace.instruction_addresses[stack_trace.index] = @returnAddress(); stack_trace.index = (stack_trace.index + 1) actually zero. What is a return statement in code without error return tracing can become a jump instruction in code with error return tracing. Optionals One area that Zig provides safety without compromising

vector is a group of Integers, Floats, or Pointers which are operated on in parallel using a single instruction (SIMD). Vector types are created with the builtin function @Vector. TODO talk about C ABI interop initialize this struct in the stack memory: pub const StackTrace = struct { index: usize, instruction_addresses: [N]usize, }; Here, N is the maximum function call depth as determined by call graph "no-inline" in LLVM IR fn __zig_return_error(stack_trace: *StackTrace) void { stack_trace.instruction_addresses[stack_trace.index] = @returnAddres stack_trace.index = (stack_trace.index + 1) %

memory: stack_trace_struct.zig 1 pub const StackTrace = struct { 2 index: usize, 3 instruction_addresses: [N]usize, 4 }; Here, N is the maximum function call depth as determined by call graph "no-inline" in LLVM IR 2 fn __zig_return_error(stack_trace: *StackTrace) void { 3 stack_trace.instruction_addresses[stack_trace.index] = @returnAddress(); 4 stack_trace.index = (stack_trace.index actually zero. What is a return statement in code without error return tracing can become a jump instruction in code with error return tracing. 29. Optionals One area that Zig provides safety without compromising

group of booleans, Integers, Floats, or Pointers which are operated on in parallel using a single instruction (SIMD). Vector types are created with the builtin function @Type, or using the shorthand as std initialize this struct in the stack memory: pub const StackTrace = struct { index: usize, instruction_addresses: [N]usize, }; Here, N is the maximum function call depth as determined by call graph "no-inline" in LLVM IR fn __zig_return_error(stack_trace: *StackTrace) void { stack_trace.instruction_addresses[stack_trace.index] = @returnAd stack_trace.index = (stack_trace.index + 1) % N; }

vector is a group of Integers, Floats, or Pointers which are operated on in parallel using a single instruction (SIMD). Vector types are created with the builtin function @Vector. TODO talk about C ABI interop initialize this struct in the stack memory: pub const StackTrace = struct { index: usize, instruction_addresses: [N]usize, }; Here, N is the maximum function call depth as determined by call graph "no-inline" in LLVM IR fn __zig_return_error(stack_trace: *StackTrace) void { stack_trace.instruction_addresses[stack_trace.index] = @returnAd stack_trace.index = (stack_trace.index + 1) % N; }

group of booleans, Integers, Floats, or Pointers which are operated on in parallel using a single instruction (SIMD). Vector types are created with the builtin function @Type, or using the shorthand as std initialize this struct in the stack memory: pub const StackTrace = struct { index: usize, instruction_addresses: [N]usize, }; Here, N is the maximum function call depth as determined by call graph "no-inline" in LLVM IR fn __zig_return_error(stack_trace: *StackTrace) void { stack_trace.instruction_addresses[stack_trace.index] = @returnAd stack_trace.index = (stack_trace.index + 1) % N; }

memory: stack_trace_struct.zig 1 pub const StackTrace = struct { 2 index: usize, 3 instruction_addresses: [N]usize, 4 }; Here, N is the maximum function call depth as determined by call graph "no-inline" in LLVM IR 2 fn __zig_return_error(stack_trace: *StackTrace) void { 3 stack_trace.instruction_addresses[stack_trace.index] = @returnAddress(); 4 stack_trace.index = (stack_trace.index actually zero. What is a return statement in code without error return tracing can become a jump instruction in code with error return tracing. Optionals One area that Zig provides safety without compromising

memory: stack_trace_struct.zig 1 pub const StackTrace = struct { 2 index: usize, 3 instruction_addresses: [N]usize, 4 }; Here, N is the maximum function call depth as determined by call graph "no-inline" in LLVM IR 2 fn __zig_return_error(stack_trace: *StackTrace) void { 3 stack_trace.instruction_addresses[stack_trace.index] = @returnAddress(); 4 stack_trace.index = (stack_trace.index actually zero. What is a return statement in code without error return tracing can become a jump instruction in code with error return tracing. Optionals One area that Zig provides safety without compromising

vector is a group of Integers, Floats, or Pointers which are operated on in parallel using a single instruction (SIMD). Vector types are created with the builtin function @Vector. TODO talk about C ABI interop initialize this struct in the stack memory: pub const StackTrace = struct { index: usize, instruction_addresses: [N]usize, }; Here, N is the maximum function call depth as determined by call graph "no-inline" in LLVM IR fn __zig_return_error(stack_trace: *StackTrace) void { stack_trace.instruction_addresses[stack_trace.index] = @returnAddres stack_trace.index = (stack_trace.index + 1) %