50cb80649f
With this, we can parse a module at least as simple as the following C
code would generate:
```c
int add(int x, int y) {
if (x > y)
return x + y;
return y - x; // Haha goteeem
}
```
235 lines
9.3 KiB
C++
235 lines
9.3 KiB
C++
/*
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* Copyright (c) 2021, Ali Mohammad Pur <mpfard@serenityos.org>
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*
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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#pragma once
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#include <AK/DistinctNumeric.h>
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namespace Wasm {
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TYPEDEF_DISTINCT_ORDERED_ID(u32, OpCode);
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namespace Instructions {
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static constexpr OpCode unreachable = 0x00,
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nop = 0x01,
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block = 0x02,
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loop = 0x03,
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if_ = 0x04,
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br = 0x0c,
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br_if = 0x0d,
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br_table = 0x0e,
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return_ = 0x0f,
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call = 0x10,
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call_indirect = 0x11,
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drop = 0x1a,
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select = 0x1b,
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select_typed = 0x1c,
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local_get = 0x20,
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local_set = 0x21,
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local_tee = 0x22,
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global_get = 0x23,
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global_set = 0x24,
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table_get = 0x25,
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table_set = 0x26,
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i32_load = 0x28,
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i64_load = 0x29,
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f32_load = 0x2a,
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f64_load = 0x2b,
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i32_load8_s = 0x2c,
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i32_load8_u = 0x2d,
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i32_load16_s = 0x2e,
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i32_load16_u = 0x2f,
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i64_load8_s = 0x30,
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i64_load8_u = 0x31,
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i64_load16_s = 0x32,
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i64_load16_u = 0x33,
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i64_load32_s = 0x34,
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i64_load32_u = 0x35,
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i32_store = 0x36,
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i64_store = 0x37,
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f32_store = 0x38,
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f64_store = 0x39,
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i32_store8 = 0x3a,
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i32_store16 = 0x3b,
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i64_store8 = 0x3c,
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i64_store16 = 0x3d,
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i64_store32 = 0x3e,
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memory_size = 0x3f,
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memory_grow = 0x40,
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i32_const = 0x41,
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i64_const = 0x42,
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f32_const = 0x43,
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f64_const = 0x44,
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i32_eqz = 0x45,
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i32_eq = 0x46,
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i32_ne = 0x47,
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i32_lts = 0x48,
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i32_ltu = 0x49,
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i32_gts = 0x4a,
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i32_gtu = 0x4b,
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i32_les = 0x4c,
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i32_leu = 0x4d,
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i32_ges = 0x4e,
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i32_geu = 0x4f,
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i64_eqz = 0x50,
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i64_eq = 0x51,
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i64_ne = 0x52,
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i64_lts = 0x53,
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i64_ltu = 0x54,
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i64_gts = 0x55,
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i64_gtu = 0x56,
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i64_les = 0x57,
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i64_leu = 0x58,
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i64_ges = 0x59,
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i64_geu = 0x5a,
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f32_eq = 0x5b,
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f32_ne = 0x5c,
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f32_lt = 0x5d,
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f32_gt = 0x5e,
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f32_le = 0x5f,
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f32_ge = 0x60,
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f64_eq = 0x61,
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f64_ne = 0x62,
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f64_lt = 0x63,
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f64_gt = 0x64,
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f64_le = 0x65,
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f64_ge = 0x66,
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i32_clz = 0x67,
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i32_ctz = 0x68,
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i32_popcnt = 0x69,
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i32_add = 0x6a,
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i32_sub = 0x6b,
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i32_mul = 0x6c,
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i32_divs = 0x6d,
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i32_divu = 0x6e,
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i32_rems = 0x6f,
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i32_remu = 0x70,
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i32_and = 0x71,
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i32_or = 0x72,
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i32_xor = 0x73,
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i32_shl = 0x74,
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i32_shrs = 0x75,
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i32_shru = 0x76,
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i32_rotl = 0x77,
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i32_rotr = 0x78,
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i64_clz = 0x79,
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i64_ctz = 0x7a,
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i64_popcnt = 0x7b,
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i64_add = 0x7c,
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i64_sub = 0x7d,
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i64_mul = 0x7e,
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i64_divs = 0x7f,
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i64_divu = 0x80,
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i64_rems = 0x81,
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i64_remu = 0x82,
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i64_and = 0x83,
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i64_or = 0x84,
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i64_xor = 0x85,
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i64_shl = 0x86,
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i64_shrs = 0x87,
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i64_shru = 0x88,
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i64_rotl = 0x89,
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i64_rotr = 0x8a,
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f32_abs = 0x8b,
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f32_neg = 0x8c,
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f32_ceil = 0x8d,
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f32_floor = 0x8e,
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f32_trunc = 0x8f,
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f32_nearest = 0x90,
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f32_sqrt = 0x91,
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f32_add = 0x92,
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f32_sub = 0x93,
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f32_mul = 0x94,
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f32_div = 0x95,
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f32_min = 0x96,
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f32_max = 0x97,
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f32_copysign = 0x98,
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f64_abs = 0x99,
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f64_neg = 0x9a,
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f64_ceil = 0x9b,
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f64_floor = 0x9c,
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f64_trunc = 0x9d,
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f64_nearest = 0x9e,
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f64_sqrt = 0x9f,
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f64_add = 0xa0,
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f64_sub = 0xa1,
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f64_mul = 0xa2,
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f64_div = 0xa3,
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f64_min = 0xa4,
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f64_max = 0xa5,
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f64_copysign = 0xa6,
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i32_wrap_i64 = 0xa7,
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i32_trunc_sf32 = 0xa8,
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i32_trunc_uf32 = 0xa9,
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i32_trunc_sf64 = 0xaa,
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i32_trunc_uf64 = 0xab,
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i64_extend_si32 = 0xac,
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i64_extend_ui32 = 0xad,
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i64_trunc_sf32 = 0xae,
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i64_trunc_uf32 = 0xaf,
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i64_trunc_sf64 = 0xb0,
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i64_trunc_uf64 = 0xb1,
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f32_convert_si32 = 0xb2,
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f32_convert_ui32 = 0xb3,
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f32_convert_si64 = 0xb4,
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f32_convert_ui64 = 0xb5,
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f32_demote_f64 = 0xb6,
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f64_convert_si32 = 0xb7,
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f64_convert_ui32 = 0xb8,
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f64_convert_si64 = 0xb9,
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f64_convert_ui64 = 0xba,
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f64_promote_f32 = 0xbb,
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i32_reinterpret_f32 = 0xbc,
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i64_reinterpret_f64 = 0xbd,
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f32_reinterpret_i32 = 0xbe,
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f64_reinterpret_i64 = 0xbf,
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ref_null = 0xd0,
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ref_is_null = 0xd1,
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ref_func = 0xd2;
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// These are synthetic opcodes, they are _not_ seen in wasm with these values.
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static constexpr OpCode i32_trunc_sat_f32_s = 0xfc00,
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i32_trunc_sat_f32_u = 0xfc01,
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i32_trunc_sat_f64_s = 0xfc02,
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i32_trunc_sat_f64_u = 0xfc03,
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i64_trunc_sat_f32_s = 0xfc04,
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i64_trunc_sat_f32_u = 0xfc05,
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i64_trunc_sat_f64_s = 0xfc06,
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i64_trunc_sat_f64_u = 0xfc07,
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memory_init = 0xfc08,
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data_drop = 0xfc09,
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memory_copy = 0xfc0a,
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memory_fill = 0x0fc0b,
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table_init = 0xfc0c,
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elem_drop = 0xfc0d,
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table_copy = 0xfc0e,
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table_grow = 0xfc0f,
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table_size = 0xfc10,
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table_fill = 0xfc11;
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static constexpr u32 i32_trunc_sat_f32_s_second = 0,
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i32_trunc_sat_f32_u_second = 1,
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i32_trunc_sat_f64_s_second = 2,
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i32_trunc_sat_f64_u_second = 3,
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i64_trunc_sat_f32_s_second = 4,
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i64_trunc_sat_f32_u_second = 5,
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i64_trunc_sat_f64_s_second = 6,
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i64_trunc_sat_f64_u_second = 7,
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memory_init_second = 8,
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data_drop_second = 9,
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memory_copy_second = 10,
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memory_fill_second = 11,
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table_init_second = 12,
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elem_drop_second = 13,
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table_copy_second = 14,
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table_grow_second = 15,
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table_size_second = 16,
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table_fill_second = 17;
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}
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}
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