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Arithmetic ops and pushes for all types

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This commit is contained in:
Krzosa Karol
2022-06-20 20:14:34 +02:00
parent 5a8f36b16a
commit fd66781afb
3 changed files with 1084 additions and 361 deletions
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633
bytecode_interpreter.cpp
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@@ -2,22 +2,77 @@
// Instructions
//
enum{
INS_PUSH_S64,
INS_PUSH_S32,
INS_PUSH_S16,
INS_PUSH_S8 ,
INS_PUSH_U64,
INS_PUSH_U32,
INS_PUSH_U16,
INS_PUSH_U8 ,
INS_PUSH_F64 ,
INS_PUSH_F32 ,
INS_END,
INS_POP,
INS_ADD,
INS_SUB,
INS_MUL,
INS_DIV,
//
// Generated using code_generating_script.py
//
INS_ADD_S64,
INS_SUB_S64,
INS_DIV_S64,
INS_MUL_S64,
INS_MOD_S64,
INS_PUSH_S64,
INS_ADD_S32,
INS_SUB_S32,
INS_DIV_S32,
INS_MUL_S32,
INS_MOD_S32,
INS_PUSH_S32,
INS_ADD_S16,
INS_SUB_S16,
INS_DIV_S16,
INS_MUL_S16,
INS_MOD_S16,
INS_PUSH_S16,
INS_ADD_S8,
INS_SUB_S8,
INS_DIV_S8,
INS_MUL_S8,
INS_MOD_S8,
INS_PUSH_S8,
INS_ADD_U64,
INS_SUB_U64,
INS_DIV_U64,
INS_MUL_U64,
INS_MOD_U64,
INS_PUSH_U64,
INS_ADD_U32,
INS_SUB_U32,
INS_DIV_U32,
INS_MUL_U32,
INS_MOD_U32,
INS_PUSH_U32,
INS_ADD_U16,
INS_SUB_U16,
INS_DIV_U16,
INS_MUL_U16,
INS_MOD_U16,
INS_PUSH_U16,
INS_ADD_U8,
INS_SUB_U8,
INS_DIV_U8,
INS_MUL_U8,
INS_MOD_U8,
INS_PUSH_U8,
INS_ADD_F32,
INS_SUB_F32,
INS_DIV_F32,
INS_MUL_F32,
INS_MOD_F32,
INS_PUSH_F32,
INS_ADD_F64,
INS_SUB_F64,
INS_DIV_F64,
INS_MUL_F64,
INS_MOD_F64,
INS_PUSH_F64,
//
// **End** of generated using code_generating_script.py
//
};
//
@@ -50,9 +105,8 @@ create_bytecode_interp(){
arena_init(&b.stack, "Bytecode stack"_s);
b.stack.alignment = 8;
// Commit
arena_push_size(&b.stack, 16);
arena_clear(&b.stack);
// Setup a 4 kilobyte stack
arena_push_size(&b.stack, kib(4));
b.stack_pointer = b.stack_bottom = b.stack.memory.data;
}
@@ -65,12 +119,20 @@ emit_pop(Bc *bc){
*instruction = INS_POP;
}
force_inline void *
stack_pop(Bc *b){
force_inline void
emit_end(Bc *bc){
U8 *instruction = (U8 *)arena_push_size(&bc->instructions, sizeof(U8));
*instruction = INS_END;
}
#define ins_pop_t(b, T) (*((T *)ins_pop(b)))
static void *
ins_pop(Bc *b){
assert_msg(b->stack_pointer != b->stack_bottom, "Reached bottom of bytecode interpreter stack");
b->stack_pointer -= sizeof(U64);
// @warning we don't do anything with type for now
Ast_Type_Kind *type = (Ast_Type_Kind *)b->stack_pointer;
unused(type);
b->stack_pointer -= sizeof(U64);
return b->stack_pointer;
}
@@ -82,127 +144,472 @@ run_bytecode_interp(Bc *b){
switch(instruction){
case INS_POP:{
void *value = stack_pop(b);
void *value = ins_pop(b);
S64 *s64 = (S64 *)value;
F64 *f64 = (F64 *)value;
U64 *u64 = (U64 *)value;
unused(s64);
unused(f64);
unused(u64);
} break;
//
// Generated using code_generating_script.py
//
case INS_PUSH_S64:{
// Fetch value from instruction
// instructions are tightly packed so we
// move pointer by the type size
auto value = (S64 *)b->ins_pointer;
b->ins_pointer += sizeof(S64);
stack_push_s64(b, *value);
case INS_END:{
goto interp_loop_breakout;
} break;
case INS_PUSH_S32:{
// Fetch value from instruction
// instructions are tightly packed so we
// move pointer by the type size
auto value = (S32 *)b->ins_pointer;
b->ins_pointer += sizeof(S32);
stack_push_s32(b, *value);
} break;
//
// Generated using code_generating_script.py
//
case INS_PUSH_S16:{
// Fetch value from instruction
// instructions are tightly packed so we
// move pointer by the type size
auto value = (S16 *)b->ins_pointer;
b->ins_pointer += sizeof(S16);
stack_push_s16(b, *value);
} break;
case INS_ADD_S64:{
S64 l = ins_pop_t(b, S64);
S64 r = ins_pop_t(b, S64);
S64 result = l + r;
ins_push_s64(b, result);
}break;
case INS_PUSH_S8:{
// Fetch value from instruction
// instructions are tightly packed so we
// move pointer by the type size
auto value = (S8 *)b->ins_pointer;
b->ins_pointer += sizeof(S8);
stack_push_s8(b, *value);
} break;
case INS_SUB_S64:{
S64 l = ins_pop_t(b, S64);
S64 r = ins_pop_t(b, S64);
S64 result = l - r;
ins_push_s64(b, result);
}break;
case INS_PUSH_U64:{
// Fetch value from instruction
// instructions are tightly packed so we
// move pointer by the type size
auto value = (U64 *)b->ins_pointer;
b->ins_pointer += sizeof(U64);
stack_push_u64(b, *value);
} break;
case INS_DIV_S64:{
S64 l = ins_pop_t(b, S64);
S64 r = ins_pop_t(b, S64);
S64 result = l / r;
ins_push_s64(b, result);
}break;
case INS_PUSH_U32:{
// Fetch value from instruction
// instructions are tightly packed so we
// move pointer by the type size
auto value = (U32 *)b->ins_pointer;
b->ins_pointer += sizeof(U32);
stack_push_u32(b, *value);
} break;
case INS_MUL_S64:{
S64 l = ins_pop_t(b, S64);
S64 r = ins_pop_t(b, S64);
S64 result = l * r;
ins_push_s64(b, result);
}break;
case INS_PUSH_U16:{
// Fetch value from instruction
// instructions are tightly packed so we
// move pointer by the type size
auto value = (U16 *)b->ins_pointer;
b->ins_pointer += sizeof(U16);
stack_push_u16(b, *value);
} break;
case INS_MOD_S64:{
S64 l = ins_pop_t(b, S64);
S64 r = ins_pop_t(b, S64);
S64 result = l % r;
ins_push_s64(b, result);
}break;
case INS_PUSH_U8:{
// Fetch value from instruction
// instructions are tightly packed so we
// move pointer by the type size
auto value = (U8 *)b->ins_pointer;
b->ins_pointer += sizeof(U8);
stack_push_u8(b, *value);
} break;
case INS_PUSH_S64:{
// Fetch value from instruction
// instructions are tightly packed so we
// move pointer by the type size
auto value = (S64 *)b->ins_pointer;
b->ins_pointer += sizeof(S64);
ins_push_s64(b, *value);
} break;
case INS_PUSH_F32:{
// Fetch value from instruction
// instructions are tightly packed so we
// move pointer by the type size
auto value = (F32 *)b->ins_pointer;
b->ins_pointer += sizeof(F32);
stack_push_f32(b, *value);
} break;
case INS_ADD_S32:{
S32 l = ins_pop_t(b, S32);
S32 r = ins_pop_t(b, S32);
S32 result = l + r;
ins_push_s32(b, result);
}break;
case INS_PUSH_F64:{
// Fetch value from instruction
// instructions are tightly packed so we
// move pointer by the type size
auto value = (F64 *)b->ins_pointer;
b->ins_pointer += sizeof(F64);
stack_push_f64(b, *value);
} break;
case INS_SUB_S32:{
S32 l = ins_pop_t(b, S32);
S32 r = ins_pop_t(b, S32);
S32 result = l - r;
ins_push_s32(b, result);
}break;
//
// **End** of generated using code_generating_script.py
//
case INS_DIV_S32:{
S32 l = ins_pop_t(b, S32);
S32 r = ins_pop_t(b, S32);
S32 result = l / r;
ins_push_s32(b, result);
}break;
case INS_MUL_S32:{
S32 l = ins_pop_t(b, S32);
S32 r = ins_pop_t(b, S32);
S32 result = l * r;
ins_push_s32(b, result);
}break;
case INS_MOD_S32:{
S32 l = ins_pop_t(b, S32);
S32 r = ins_pop_t(b, S32);
S32 result = l % r;
ins_push_s32(b, result);
}break;
case INS_PUSH_S32:{
// Fetch value from instruction
// instructions are tightly packed so we
// move pointer by the type size
auto value = (S32 *)b->ins_pointer;
b->ins_pointer += sizeof(S32);
ins_push_s32(b, *value);
} break;
case INS_ADD_S16:{
S16 l = ins_pop_t(b, S16);
S16 r = ins_pop_t(b, S16);
S16 result = l + r;
ins_push_s16(b, result);
}break;
case INS_SUB_S16:{
S16 l = ins_pop_t(b, S16);
S16 r = ins_pop_t(b, S16);
S16 result = l - r;
ins_push_s16(b, result);
}break;
case INS_DIV_S16:{
S16 l = ins_pop_t(b, S16);
S16 r = ins_pop_t(b, S16);
S16 result = l / r;
ins_push_s16(b, result);
}break;
case INS_MUL_S16:{
S16 l = ins_pop_t(b, S16);
S16 r = ins_pop_t(b, S16);
S16 result = l * r;
ins_push_s16(b, result);
}break;
case INS_MOD_S16:{
S16 l = ins_pop_t(b, S16);
S16 r = ins_pop_t(b, S16);
S16 result = l % r;
ins_push_s16(b, result);
}break;
case INS_PUSH_S16:{
// Fetch value from instruction
// instructions are tightly packed so we
// move pointer by the type size
auto value = (S16 *)b->ins_pointer;
b->ins_pointer += sizeof(S16);
ins_push_s16(b, *value);
} break;
case INS_ADD_S8:{
S8 l = ins_pop_t(b, S8);
S8 r = ins_pop_t(b, S8);
S8 result = l + r;
ins_push_s8(b, result);
}break;
case INS_SUB_S8:{
S8 l = ins_pop_t(b, S8);
S8 r = ins_pop_t(b, S8);
S8 result = l - r;
ins_push_s8(b, result);
}break;
case INS_DIV_S8:{
S8 l = ins_pop_t(b, S8);
S8 r = ins_pop_t(b, S8);
S8 result = l / r;
ins_push_s8(b, result);
}break;
case INS_MUL_S8:{
S8 l = ins_pop_t(b, S8);
S8 r = ins_pop_t(b, S8);
S8 result = l * r;
ins_push_s8(b, result);
}break;
case INS_MOD_S8:{
S8 l = ins_pop_t(b, S8);
S8 r = ins_pop_t(b, S8);
S8 result = l % r;
ins_push_s8(b, result);
}break;
case INS_PUSH_S8:{
// Fetch value from instruction
// instructions are tightly packed so we
// move pointer by the type size
auto value = (S8 *)b->ins_pointer;
b->ins_pointer += sizeof(S8);
ins_push_s8(b, *value);
} break;
case INS_ADD_U64:{
U64 l = ins_pop_t(b, U64);
U64 r = ins_pop_t(b, U64);
U64 result = l + r;
ins_push_u64(b, result);
}break;
case INS_SUB_U64:{
U64 l = ins_pop_t(b, U64);
U64 r = ins_pop_t(b, U64);
U64 result = l - r;
ins_push_u64(b, result);
}break;
case INS_DIV_U64:{
U64 l = ins_pop_t(b, U64);
U64 r = ins_pop_t(b, U64);
U64 result = l / r;
ins_push_u64(b, result);
}break;
case INS_MUL_U64:{
U64 l = ins_pop_t(b, U64);
U64 r = ins_pop_t(b, U64);
U64 result = l * r;
ins_push_u64(b, result);
}break;
case INS_MOD_U64:{
U64 l = ins_pop_t(b, U64);
U64 r = ins_pop_t(b, U64);
U64 result = l % r;
ins_push_u64(b, result);
}break;
case INS_PUSH_U64:{
// Fetch value from instruction
// instructions are tightly packed so we
// move pointer by the type size
auto value = (U64 *)b->ins_pointer;
b->ins_pointer += sizeof(U64);
ins_push_u64(b, *value);
} break;
case INS_ADD_U32:{
U32 l = ins_pop_t(b, U32);
U32 r = ins_pop_t(b, U32);
U32 result = l + r;
ins_push_u32(b, result);
}break;
case INS_SUB_U32:{
U32 l = ins_pop_t(b, U32);
U32 r = ins_pop_t(b, U32);
U32 result = l - r;
ins_push_u32(b, result);
}break;
case INS_DIV_U32:{
U32 l = ins_pop_t(b, U32);
U32 r = ins_pop_t(b, U32);
U32 result = l / r;
ins_push_u32(b, result);
}break;
case INS_MUL_U32:{
U32 l = ins_pop_t(b, U32);
U32 r = ins_pop_t(b, U32);
U32 result = l * r;
ins_push_u32(b, result);
}break;
case INS_MOD_U32:{
U32 l = ins_pop_t(b, U32);
U32 r = ins_pop_t(b, U32);
U32 result = l % r;
ins_push_u32(b, result);
}break;
case INS_PUSH_U32:{
// Fetch value from instruction
// instructions are tightly packed so we
// move pointer by the type size
auto value = (U32 *)b->ins_pointer;
b->ins_pointer += sizeof(U32);
ins_push_u32(b, *value);
} break;
case INS_ADD_U16:{
U16 l = ins_pop_t(b, U16);
U16 r = ins_pop_t(b, U16);
U16 result = l + r;
ins_push_u16(b, result);
}break;
case INS_SUB_U16:{
U16 l = ins_pop_t(b, U16);
U16 r = ins_pop_t(b, U16);
U16 result = l - r;
ins_push_u16(b, result);
}break;
case INS_DIV_U16:{
U16 l = ins_pop_t(b, U16);
U16 r = ins_pop_t(b, U16);
U16 result = l / r;
ins_push_u16(b, result);
}break;
case INS_MUL_U16:{
U16 l = ins_pop_t(b, U16);
U16 r = ins_pop_t(b, U16);
U16 result = l * r;
ins_push_u16(b, result);
}break;
case INS_MOD_U16:{
U16 l = ins_pop_t(b, U16);
U16 r = ins_pop_t(b, U16);
U16 result = l % r;
ins_push_u16(b, result);
}break;
case INS_PUSH_U16:{
// Fetch value from instruction
// instructions are tightly packed so we
// move pointer by the type size
auto value = (U16 *)b->ins_pointer;
b->ins_pointer += sizeof(U16);
ins_push_u16(b, *value);
} break;
case INS_ADD_U8:{
U8 l = ins_pop_t(b, U8);
U8 r = ins_pop_t(b, U8);
U8 result = l + r;
ins_push_u8(b, result);
}break;
case INS_SUB_U8:{
U8 l = ins_pop_t(b, U8);
U8 r = ins_pop_t(b, U8);
U8 result = l - r;
ins_push_u8(b, result);
}break;
case INS_DIV_U8:{
U8 l = ins_pop_t(b, U8);
U8 r = ins_pop_t(b, U8);
U8 result = l / r;
ins_push_u8(b, result);
}break;
case INS_MUL_U8:{
U8 l = ins_pop_t(b, U8);
U8 r = ins_pop_t(b, U8);
U8 result = l * r;
ins_push_u8(b, result);
}break;
case INS_MOD_U8:{
U8 l = ins_pop_t(b, U8);
U8 r = ins_pop_t(b, U8);
U8 result = l % r;
ins_push_u8(b, result);
}break;
case INS_PUSH_U8:{
// Fetch value from instruction
// instructions are tightly packed so we
// move pointer by the type size
auto value = (U8 *)b->ins_pointer;
b->ins_pointer += sizeof(U8);
ins_push_u8(b, *value);
} break;
case INS_ADD_F32:{
F32 l = ins_pop_t(b, F32);
F32 r = ins_pop_t(b, F32);
F32 result = l + r;
ins_push_f32(b, result);
}break;
case INS_SUB_F32:{
F32 l = ins_pop_t(b, F32);
F32 r = ins_pop_t(b, F32);
F32 result = l - r;
ins_push_f32(b, result);
}break;
case INS_DIV_F32:{
F32 l = ins_pop_t(b, F32);
F32 r = ins_pop_t(b, F32);
F32 result = l / r;
ins_push_f32(b, result);
}break;
case INS_MUL_F32:{
F32 l = ins_pop_t(b, F32);
F32 r = ins_pop_t(b, F32);
F32 result = l * r;
ins_push_f32(b, result);
}break;
case INS_PUSH_F32:{
// Fetch value from instruction
// instructions are tightly packed so we
// move pointer by the type size
auto value = (F32 *)b->ins_pointer;
b->ins_pointer += sizeof(F32);
ins_push_f32(b, *value);
} break;
case INS_ADD_F64:{
F64 l = ins_pop_t(b, F64);
F64 r = ins_pop_t(b, F64);
F64 result = l + r;
ins_push_f64(b, result);
}break;
case INS_SUB_F64:{
F64 l = ins_pop_t(b, F64);
F64 r = ins_pop_t(b, F64);
F64 result = l - r;
ins_push_f64(b, result);
}break;
case INS_DIV_F64:{
F64 l = ins_pop_t(b, F64);
F64 r = ins_pop_t(b, F64);
F64 result = l / r;
ins_push_f64(b, result);
}break;
case INS_MUL_F64:{
F64 l = ins_pop_t(b, F64);
F64 r = ins_pop_t(b, F64);
F64 result = l * r;
ins_push_f64(b, result);
}break;
case INS_PUSH_F64:{
// Fetch value from instruction
// instructions are tightly packed so we
// move pointer by the type size
auto value = (F64 *)b->ins_pointer;
b->ins_pointer += sizeof(F64);
ins_push_f64(b, *value);
} break;
//
// **End** of generated using code_generating_script.py
//
default: invalid_codepath;
}
}
interp_loop_breakout:;
}
function void
test_interpreter(){
Bc b = create_bytecode_interp();
emit_push_s64(&b, 1);
emit_push_f64(&b, 2.42f);
emit_push_s8(&b, 3);
emit_push_u16(&b, 4);
emit_pop(&b);
emit_pop(&b);
emit_pop(&b);
emit_add_s64(&b);
emit_pop(&b);
// emit_push_f64(&b, 2.42f);
// emit_push_u16(&b, 4);
// emit_pop(&b);
// emit_pop(&b);
// emit_pop(&b);
// emit_pop(&b);
emit_end(&b);
run_bytecode_interp(&b);
}