void JitInstanceMemberFunction::compileThisAdjustementThunk( size_t a_uiThisOffset ) const
{
o_assert(m_ThisAdjustmentThunks.find(a_uiThisOffset) == m_ThisAdjustmentThunks.end());
size_t argCount = getSignature()->getParameterCount()+1; // parameters+this
jit_value_t* args = o_allocate_n(argCount, jit_value_t);
// The fixing function has the same signature as the indirected one
jit_function_t func = jit_function_create((jit_context_t)m_jit_context.context, jit_function_get_signature((jit_function_t)m_jit_function.function));
jit_value_t new_this = jit_insn_add(func, jit_value_get_param(func, 0), jit_value_create_nint_constant(func, jit_type_nint, -((int)a_uiThisOffset)));
args[0] = new_this;
size_t i = 1;
for(;i<argCount;++i)
{
args[i] = jit_value_get_param(func, i);
}
string name = "[thunk]:"+m_pSubroutine->getQualifiedDecoratedName()+":adjustor{"+boost::lexical_cast<string>(a_uiThisOffset)+"}";
jit_insn_call(func
, name.c_str()
, (jit_function_t)m_jit_function.function
, jit_function_get_signature((jit_function_t)m_jit_function.function)
, args
, argCount
, 0);
int result = jit_function_compile(func);
o_assert(result != 0);
o_deallocate_n(args, argCount, jit_value_t);
m_ThisAdjustmentThunks[a_uiThisOffset] = func;
}
void emitIncrement(jit_function_t function, jit_value_t ptr, ops *unit) {
jit_value_t tmp = jit_insn_load_relative(function, ptr, 0, jit_type_ubyte);
jit_value_t numbyte = jit_value_create_nint_constant(function, jit_type_ubyte, unit->count);
tmp = jit_insn_add(function, tmp, numbyte);
tmp = jit_insn_convert(function, tmp, jit_type_ubyte, 0);
jit_insn_store_relative(function, ptr, 0, tmp);
}
int main() {
jit_context_t ctx;
// Create a context to hold the JIT's primary stats
ctx = jit_context_create();
// Lock the context while we build and compile the function
jit_context_build_start(ctx);
// Build the function signature
jit_function_t function;
jit_type_t params[3];
jit_type_t signature;
params[0] = jit_type_int;
params[1] = jit_type_int;
params[2] = jit_type_int;
signature =
jit_type_create_signature(jit_abi_cdecl, jit_type_int, params, 3, 1);
// Create the function object
function = jit_function_create(ctx, signature);
jit_type_free(signature);
// Construct the function body
jit_value_t x, y, z;
x = jit_value_get_param(function, 0);
y = jit_value_get_param(function, 1);
z = jit_value_get_param(function, 2);
jit_value_t temp1, temp2;
temp1 = jit_insn_mul(function, x, y);
temp2 = jit_insn_add(function, temp1, z);
jit_insn_return(function, temp2);
// Compile the function
jit_function_compile(function);
// Unlock the context
jit_context_build_end(ctx);
// Execute the function and print the result
jit_int arg1, arg2, arg3;
jit_int result;
void *args[3];
arg1 = 3;
arg2 = 5;
arg3 = 2;
args[0] = &arg1;
args[1] = &arg2;
args[2] = &arg3;
jit_function_apply(function, args, &result);
printf("mul_add(3,5,2) = %d\n", (int)result);
// Clean up
jit_context_destroy(ctx);
return 0;
}
int compile_mul_add(jit_function_t function)
{
jit_value_t x, y, z;
jit_value_t temp1, temp2;
printf("Compiling mul_add on demand\n");
x = jit_value_get_param(function, 0);
y = jit_value_get_param(function, 1);
z = jit_value_get_param(function, 2);
temp1 = jit_insn_mul(function, x, y);
temp2 = jit_insn_add(function, temp1, z);
jit_insn_return(function, temp2);
return 1;
}
/*
* Handle a binary opcode.
*/
static void JITCoder_Binary(ILCoder *coder, int opcode,
ILEngineType type1, ILEngineType type2)
{
ILJITCoder *jitCoder = _ILCoderToILJITCoder(coder);
_ILJitStackItemNew(value2);
_ILJitStackItemNew(value1);
ILJitValue result = 0;
_ILJitStackPop(jitCoder, value2);
_ILJitStackPop(jitCoder, value1);
switch(opcode)
{
case IL_OP_ADD:
{
AdjustMixedBinary(jitCoder, 0,
&(_ILJitStackItemValue(value1)),
&(_ILJitStackItemValue(value2)));
result = jit_insn_add(jitCoder->jitFunction,
_ILJitStackItemValue(value1),
_ILJitStackItemValue(value2));
}
break;
case IL_OP_ADD_OVF:
{
AdjustMixedBinary(jitCoder, 0,
&(_ILJitStackItemValue(value1)),
&(_ILJitStackItemValue(value2)));
result = jit_insn_add_ovf(jitCoder->jitFunction,
_ILJitStackItemValue(value1),
_ILJitStackItemValue(value2));
}
break;
case IL_OP_ADD_OVF_UN:
{
AdjustMixedBinary(jitCoder, 1,
&(_ILJitStackItemValue(value1)),
&(_ILJitStackItemValue(value2)));
result = jit_insn_add_ovf(jitCoder->jitFunction,
_ILJitStackItemValue(value1),
_ILJitStackItemValue(value2));
}
break;
case IL_OP_SUB:
{
AdjustMixedBinary(jitCoder, 0,
&(_ILJitStackItemValue(value1)),
&(_ILJitStackItemValue(value2)));
result = jit_insn_sub(jitCoder->jitFunction,
_ILJitStackItemValue(value1),
_ILJitStackItemValue(value2));
}
break;
case IL_OP_SUB_OVF:
{
AdjustMixedBinary(jitCoder, 0,
&(_ILJitStackItemValue(value1)),
&(_ILJitStackItemValue(value2)));
result = jit_insn_sub_ovf(jitCoder->jitFunction,
_ILJitStackItemValue(value1),
_ILJitStackItemValue(value2));
}
break;
case IL_OP_SUB_OVF_UN:
{
AdjustMixedBinary(jitCoder, 1,
&(_ILJitStackItemValue(value1)),
&(_ILJitStackItemValue(value2)));
result = jit_insn_sub_ovf(jitCoder->jitFunction,
_ILJitStackItemValue(value1),
_ILJitStackItemValue(value2));
}
break;
case IL_OP_MUL:
{
AdjustMixedBinary(jitCoder, 0,
&(_ILJitStackItemValue(value1)),
&(_ILJitStackItemValue(value2)));
result = jit_insn_mul(jitCoder->jitFunction,
_ILJitStackItemValue(value1),
_ILJitStackItemValue(value2));
}
break;
case IL_OP_MUL_OVF:
{
AdjustMixedBinary(jitCoder, 0,
&(_ILJitStackItemValue(value1)),
&(_ILJitStackItemValue(value2)));
result = jit_insn_mul_ovf(jitCoder->jitFunction,
_ILJitStackItemValue(value1),
_ILJitStackItemValue(value2));
}
break;
case IL_OP_MUL_OVF_UN:
{
AdjustMixedBinary(jitCoder, 1,
&(_ILJitStackItemValue(value1)),
&(_ILJitStackItemValue(value2)));
result = jit_insn_mul_ovf(jitCoder->jitFunction,
_ILJitStackItemValue(value1),
_ILJitStackItemValue(value2));
}
break;
case IL_OP_DIV:
{
AdjustMixedBinary(jitCoder, 0,
&(_ILJitStackItemValue(value1)),
&(_ILJitStackItemValue(value2)));
result = jit_insn_div(jitCoder->jitFunction,
_ILJitStackItemValue(value1),
_ILJitStackItemValue(value2));
}
break;
case IL_OP_DIV_UN:
{
AdjustMixedBinary(jitCoder, 1,
&(_ILJitStackItemValue(value1)),
&(_ILJitStackItemValue(value2)));
result = jit_insn_div(jitCoder->jitFunction,
_ILJitStackItemValue(value1),
_ILJitStackItemValue(value2));
}
break;
case IL_OP_REM:
{
AdjustMixedBinary(jitCoder, 0,
&(_ILJitStackItemValue(value1)),
&(_ILJitStackItemValue(value2)));
result = jit_insn_rem(jitCoder->jitFunction,
_ILJitStackItemValue(value1),
_ILJitStackItemValue(value2));
}
break;
case IL_OP_REM_UN:
{
AdjustMixedBinary(jitCoder, 1,
&(_ILJitStackItemValue(value1)),
&(_ILJitStackItemValue(value2)));
result = jit_insn_rem(jitCoder->jitFunction,
_ILJitStackItemValue(value1),
_ILJitStackItemValue(value2));
}
break;
case IL_OP_AND:
{
result = jit_insn_and(jitCoder->jitFunction,
_ILJitStackItemValue(value1),
_ILJitStackItemValue(value2));
}
break;
case IL_OP_OR:
{
result = jit_insn_or(jitCoder->jitFunction,
_ILJitStackItemValue(value1),
_ILJitStackItemValue(value2));
}
break;
case IL_OP_XOR:
{
result = jit_insn_xor(jitCoder->jitFunction,
_ILJitStackItemValue(value1),
_ILJitStackItemValue(value2));
}
break;
default:
{
return;
}
}
_ILJitStackPushValue(jitCoder, result);
}
/*
* Handle a binary opcode when pointer arithmetic is involved.
*/
static void JITCoder_BinaryPtr(ILCoder *coder, int opcode,
ILEngineType type1, ILEngineType type2)
{
ILJITCoder *jitCoder = _ILCoderToILJITCoder(coder);
int value1IsPointer = _IL_JIT_ENGINE_TYPE_IS_POINTER(type1);
int value2IsPointer = _IL_JIT_ENGINE_TYPE_IS_POINTER(type2);
_ILJitStackItemNew(value2);
_ILJitStackItemNew(value1);
ILJitValue result = 0;
_ILJitStackPop(jitCoder, value2);
_ILJitStackPop(jitCoder, value1);
switch(opcode)
{
case IL_OP_ADD:
{
result = jit_insn_add(jitCoder->jitFunction,
_ILJitStackItemValue(value1),
_ILJitStackItemValue(value2));
}
case IL_OP_ADD_OVF_UN:
{
result = jit_insn_add_ovf(jitCoder->jitFunction,
_ILJitStackItemValue(value1),
_ILJitStackItemValue(value2));
}
break;
case IL_OP_SUB:
{
result = jit_insn_sub(jitCoder->jitFunction,
_ILJitStackItemValue(value1),
_ILJitStackItemValue(value2));
}
case IL_OP_SUB_OVF_UN:
{
result = jit_insn_sub_ovf(jitCoder->jitFunction,
_ILJitStackItemValue(value1),
_ILJitStackItemValue(value2));
}
break;
}
if(value1IsPointer && value2IsPointer)
{
/* We can't keep the reference information for this case. */
_ILJitStackPushValue(jitCoder, result);
}
else if(value1IsPointer)
{
/* Keep the reference information for value1. */
_ILJitStackItemSetValue(value1, result);
_ILJitStackPush(jitCoder, value1);
}
else if(value2IsPointer)
{
/* Keep the reference information for value2. */
_ILJitStackItemSetValue(value2, result);
_ILJitStackPush(jitCoder, value2);
}
else
{
/* There is no pointer involved in this operation. */
_ILJitStackPushValue(jitCoder, result);
}
}
static jit_value_t
pj_jit_internal_op(jit_function_t function, jit_value_t *var_values, int nvars, pj_op_t *op)
{
jit_value_t tmp1, tmp2, rv;
tmp1 = pj_jit_internal(function, var_values, nvars, op->op1);
if (op->op2 != NULL)
tmp2 = pj_jit_internal(function, var_values, nvars, op->op2);
switch (op->optype) {
case pj_unop_negate:
rv = jit_insn_neg(function, tmp1);
break;
case pj_unop_sin:
rv = jit_insn_sin(function, tmp1);
break;
case pj_unop_cos:
rv = jit_insn_cos(function, tmp1);
break;
case pj_unop_abs:
rv = jit_insn_abs(function, tmp1);
break;
case pj_unop_sqrt:
rv = jit_insn_sqrt(function, tmp1);
break;
case pj_unop_log:
rv = jit_insn_log(function, tmp1);
break;
case pj_unop_exp:
rv = jit_insn_exp(function, tmp1);
break;
case pj_unop_not:
rv = jit_insn_not(function, tmp1);
break;
case pj_unop_not_bool:
rv = jit_insn_to_not_bool(function, tmp1);
break;
case pj_binop_add:
rv = jit_insn_add(function, tmp1, tmp2);
break;
case pj_binop_subtract:
rv = jit_insn_sub(function, tmp1, tmp2);
break;
case pj_binop_multiply:
rv = jit_insn_mul(function, tmp1, tmp2);
break;
case pj_binop_divide:
rv = jit_insn_div(function, tmp1, tmp2);
break;
case pj_binop_modulo:
rv = jit_insn_rem(function, tmp1, tmp2); /* FIXME should this use jit_insn_rem_ieee? */
break;
case pj_binop_atan2:
rv = jit_insn_atan2(function, tmp1, tmp2);
break;
case pj_binop_left_shift:
rv = jit_insn_shl(function, tmp1, tmp2);
break;
case pj_binop_right_shift:
rv = jit_insn_shr(function, tmp1, tmp2);
break;
case pj_binop_and:
rv = jit_insn_and(function, tmp1, tmp2);
break;
case pj_binop_or:
rv = jit_insn_or(function, tmp1, tmp2);
break;
case pj_binop_xor:
rv = jit_insn_xor(function, tmp1, tmp2);
break;
case pj_binop_eq:
rv = jit_insn_eq(function, tmp1, tmp2);
break;
case pj_binop_ne:
rv = jit_insn_ne(function, tmp1, tmp2);
break;
case pj_binop_lt:
rv = jit_insn_lt(function, tmp1, tmp2);
break;
case pj_binop_le:
rv = jit_insn_le(function, tmp1, tmp2);
break;
case pj_binop_gt:
rv = jit_insn_gt(function, tmp1, tmp2);
break;
case pj_binop_ge:
rv = jit_insn_ge(function, tmp1, tmp2);
break;
default:
abort();
}
return rv;
}
void emitIncrementPtr(jit_function_t function, jit_value_t ptr, ops *unit) {
jit_value_t numbyte = jit_value_create_nint_constant(function, ubyte_ptr, unit->count);
jit_value_t tmp = jit_insn_add(function, ptr, numbyte);
jit_insn_store(function, ptr, tmp);
}
static jit_value_t parse_recursive(jit_function_t func) {
jit_value_t arg1, arg2, result;
jit_function_t func1;
double val;
char *t = token();
// Somebody, do something with this!
// It's awful monkeycoding, but I'm too lazy to rewrite it :3
if (STREQ(t, "F"))
result = val_freq;
else if (STREQ(t, "X"))
result = jit_insn_convert(func, val_sample, jit_type_float64, 0);
else if (STREQ(t, "LEN"))
result = jit_insn_convert(func, val_length, jit_type_float64, 0);
else if (STREQ(t, "RATE"))
result = const_rate;
else if (STREQ(t, "PI"))
result = const_pi;
else if (STREQ(t, "+"))
result = jit_insn_add(func, parse_recursive(func), parse_recursive(func));
else if (STREQ(t, "-")) {
arg1 = parse_recursive(func);
arg2 = parse_recursive(func);
result = jit_insn_sub(func, arg1, arg2);
}
else if (STREQ(t, "*"))
result = jit_insn_mul(func, parse_recursive(func), parse_recursive(func));
else if (STREQ(t, "/")) {
arg1 = parse_recursive(func);
arg2 = parse_recursive(func);
result = jit_insn_div(func, arg1, arg2);
}
else if (STREQ(t, "%")) {
arg1 = parse_recursive(func);
arg2 = parse_recursive(func);
result = jit_insn_rem(func, arg1, arg2);
}
else if (STREQ(t, ">")) {
arg1 = parse_recursive(func);
arg2 = parse_recursive(func);
result = jit_insn_gt(func, arg1, arg2);
}
else if (STREQ(t, "<")) {
arg1 = parse_recursive(func);
arg2 = parse_recursive(func);
result = jit_insn_lt(func, arg1, arg2);
}
else if (STREQ(t, "if")) {
jit_value_t tmpval = jit_value_create(func, jit_type_float64);
jit_label_t lb_false = jit_label_undefined,
lb_end = jit_label_undefined;
jit_insn_branch_if_not(func, jit_insn_to_bool(func, parse_recursive(func)), &lb_false);
jit_insn_store(func, tmpval, parse_recursive(func));
jit_insn_branch(func, &lb_end);
jit_insn_label(func, &lb_false);
jit_insn_store(func, tmpval, parse_recursive(func));
jit_insn_label(func, &lb_end);
result = jit_insn_load(func, tmpval);
}
else if (STREQ(t, "sin"))
result = jit_insn_sin(func, parse_recursive(func));
else if (sscanf(t, "%lf", &val) == 1)
result = jit_value_create_float64_constant(func, jit_type_float64, val);
else if ((func1 = get_function_by_name(t)) != NULL) {
arg1 = parse_recursive(func);
arg2 = parse_recursive(func);
jit_value_t args[3] = {arg1, arg2, val_length};
result = jit_insn_call(
func,
t,
func1,
NULL,
args,
3,
0);
}
else {
LOGF("Unexpected token '%s'", t);
result = NULL;
}
free(t);
return result;
}
jit_value jit_function::insn_add
(const jit_value& value1, const jit_value& value2)
{
value_wrap(jit_insn_add(func, value1.raw(), value2.raw()));
}
void *LibJITFormula::emit (BinaryExprAST *expr)
{
// Deal with assign separately, we don't want to compile the LHS
if (expr->op == "=")
{
VariableExprAST *var = dynamic_cast<VariableExprAST *>(expr->LHS);
if (!var) return NULL;
jit_value_t val = (jit_value_t)expr->RHS->generate (this);
if (!val) return NULL;
// Get a pointer for this variable
jit_value_t pointer = jit_value_create_nint_constant (function, jit_type_void_ptr,
(jit_nint)var->pointer);
// Emit a store instruction
jit_insn_store_relative (function, pointer, 0, val);
// Return value
return val;
}
// Generate both sides
jit_value_t L = (jit_value_t)expr->LHS->generate (this);
jit_value_t R = (jit_value_t)expr->RHS->generate (this);
if (L == NULL || R == NULL) return NULL;
if (expr->op == "<=")
return jit_insn_le (function, L, R);
else if (expr->op == ">=")
return jit_insn_ge (function, L, R);
else if (expr->op == "!=")
return jit_insn_ne (function, L, R);
else if (expr->op == "==")
return jit_insn_eq (function, L, R);
else if (expr->op == "<")
return jit_insn_lt (function, L, R);
else if (expr->op == ">")
return jit_insn_gt (function, L, R);
else if (expr->op == "+")
return jit_insn_add (function, L, R);
else if (expr->op == "-")
return jit_insn_sub (function, L, R);
else if (expr->op == "*")
return jit_insn_mul (function, L, R);
else if (expr->op == "/")
return jit_insn_div (function, L, R);
else if (expr->op == "^")
{
// jit_insn_pow seems to give the wrong results?
jit_type_t params[2];
params[0] = jit_type_float64;
params[1] = jit_type_float64;
jit_type_t signature;
signature = jit_type_create_signature (jit_abi_cdecl, jit_type_float64,
params, 2, 1);
jit_value_t args[2];
args[0] = L;
args[1] = R;
return jit_insn_call_native (function, "pow",
(void *)((double (*)(double, double))pow),
signature, args, 2, 0);
}
else
return NULL;
}
jit_function_t GPerlJITCompiler::compile(JITParam *param)
{
GPerlVirtualMachineCode *pc = param->mtd;
jit_context_t ctx = jit_context_create();
jit_context_build_start(ctx);
int argc = param->argc;
jit_type_t _params[argc];
for (int i = 0; i < argc; i++) {
_params[i] = getJitType(param->arg_types[i]);
}
jit_type_t rtype = getJitType(param->return_type);
jit_value_t curstack[32] = {0};
jit_value_t argstack[MAX_ARGSTACK_SIZE] = {0};
jit_type_t signature = jit_type_create_signature(jit_abi_fastcall, rtype, _params, argc, 0);
jit_function_t func = jit_function_create(ctx, signature);
jit_value_t _v[MAX_REG_SIZE] = {0};
GPerlJmpStack *jmp_stack = new GPerlJmpStack();
argc = 0;
for (; pc->op != UNDEF; pc++) {
if (jmp_stack->isJmp()) {
GPerlJmpInfo *inf = jmp_stack->pop();
jit_insn_label(func, &inf->label);
}
switch (pc->op) {
case LET:
DBG_PL("COMPILE LET");
curstack[pc->dst] = _v[pc->src];
break;
case MOV:
DBG_PL("COMPILE MOV");
_v[pc->dst] = compileMOV(pc, &func);
break;
case ARRAY_ARGAT: {
DBG_PL("COMPILE ARGAT");
jit_value_t arg = jit_value_get_param(func, pc->src);
jit_nint offset = 48;
jit_value_t list = jit_insn_load_relative(func, arg, offset, object_ptr_type);
jit_value_t idx = jit_value_create_nint_constant(func, jit_type_int, pc->idx);
jit_value_t elem = jit_insn_load_elem(func, list, idx, value_type);
_v[pc->dst] = elem;
break;
}
case vMOV:
DBG_PL("COMPILE vMOV");
_v[pc->dst] = curstack[pc->src];
break;
case gMOV:
break;
case ARGMOV:
DBG_PL("COMPILE ARGMOV");
_v[pc->dst] = jit_value_get_param(func, pc->src);
break;
case ADD:
DBG_PL("COMPILE ADD");
_v[pc->dst] = jit_insn_add(func, _v[pc->dst], _v[pc->src]);
break;
case SUB:
DBG_PL("COMPILE SUB");
_v[pc->dst] = jit_insn_sub(func, _v[pc->dst], _v[pc->src]);
break;
case iADDC: {
DBG_PL("COMPILE iADDC");
jit_value_t c = jit_value_create_nint_constant(func, jit_type_int, pc->v.ivalue);
_v[pc->dst] = jit_insn_add(func, _v[pc->dst], c);
break;
}
case iSUBC: {
DBG_PL("COMPILE iSUBC");
jit_value_t c = jit_value_create_nint_constant(func, jit_type_int, pc->v.ivalue);
_v[pc->dst] = jit_insn_sub(func, _v[pc->dst], c);
break;
}
case IS: {
DBG_PL("COMPILE IS");
jit_value_t c = jit_value_create_nint_constant(func, jit_type_int, 1);
jit_value_t tmp = jit_insn_eq(func, _v[pc->dst], c);
GPerlJmpInfo *inf = new GPerlJmpInfo(pc->jmp);
jmp_stack->push(inf);
jit_insn_branch_if_not(func, tmp, &inf->label);
break;
}
case iJLC: {
DBG_PL("COMPILE iJLC");
jit_value_t c = jit_value_create_nint_constant(func, jit_type_int, pc->v.ivalue);
jit_value_t tmp = jit_insn_lt(func, _v[pc->dst], c);
GPerlJmpInfo *inf = new GPerlJmpInfo(pc->jmp);
jmp_stack->push(inf);
jit_insn_branch_if_not(func, tmp, &inf->label);
break;
}
case iJLEC: {
DBG_PL("COMPILE iJLEC");
jit_value_t c = jit_value_create_nint_constant(func, jit_type_int, pc->v.ivalue);
jit_value_t tmp = jit_insn_le(func, _v[pc->dst], c);
GPerlJmpInfo *inf = new GPerlJmpInfo(pc->jmp);
jmp_stack->push(inf);
jit_insn_branch_if_not(func, tmp, &inf->label);
break;
}
case JE: {
DBG_PL("COMPILE JE");
jit_value_t tmp = jit_insn_eq(func, _v[pc->dst], _v[pc->src]);
GPerlJmpInfo *inf = new GPerlJmpInfo(pc->jmp);
jmp_stack->push(inf);
jit_insn_branch_if_not(func, tmp, &inf->label);
break;
}
case JLE: {
DBG_PL("COMPILE JLE");
jit_value_t tmp = jit_insn_le(func, _v[pc->dst], _v[pc->src]);
GPerlJmpInfo *inf = new GPerlJmpInfo(pc->jmp);
jmp_stack->push(inf);
jit_insn_branch_if_not(func, tmp, &inf->label);
break;
}
case PUSH:
DBG_PL("COMPILE PUSH");
argstack[pc->src] = _v[pc->dst];
argc++;
break;
case SELFCALL: {
DBG_PL("COMPILE SELFCALL");
_v[pc->dst] = jit_insn_call(func, "", func, NULL, argstack, argc, 0);//JIT_CALL_TAIL);
argc = 0;
break;
}
case SELF_FASTCALL0: {
DBG_PL("COMPILE SELF_FASTCALL0");
argstack[0] = _v[pc->arg0];
_v[pc->dst] = jit_insn_call(func, "", func, NULL, argstack, 1, 0);//JIT_CALL_TAIL);
break;
}
case SELF_FASTCALL1: {
DBG_PL("COMPILE SELF_FASTCALL1");
argstack[0] = _v[pc->arg0];
argstack[1] = _v[pc->arg1];
_v[pc->dst] = jit_insn_call(func, "", func, NULL, argstack, 2, 0);//JIT_CALL_TAIL);
break;
}
case SELF_FASTCALL2: {
DBG_PL("COMPILE SELF_FASTCALL2");
argstack[0] = _v[pc->arg0];
argstack[1] = _v[pc->arg1];
argstack[2] = _v[pc->arg2];
_v[pc->dst] = jit_insn_call(func, "", func, NULL, argstack, 3, 0);//JIT_CALL_TAIL);
break;
}
case SELF_FASTCALL3: {
DBG_PL("COMPILE SELF_FASTCALL3");
argstack[0] = _v[pc->arg0];
argstack[1] = _v[pc->arg1];
argstack[2] = _v[pc->arg2];
argstack[3] = _v[pc->arg3];
_v[pc->dst] = jit_insn_call(func, "", func, NULL, argstack, 4, 0);//JIT_CALL_TAIL);
break;
}
case REF: {
//int ret = 0;
//if (TYPE_CHECK(v) > 1) {
//GPerlObject *o = (GPerlObject *)getObject(v);
//if (o->h.type == ArrayRef) {
//ret = 1;
//}
//}
//INT_init(reg[0], ret);
break;
}
case RET: case JIT_COUNTDOWN_RET:
DBG_PL("COMPILE RET");
_v[0] = _v[pc->src];
jit_insn_return(func, _v[0]);
break;
default:
DBG_PL("COMPILE DEFALUT");
break;
}
}
jit_function_compile(func);
jit_context_build_end(ctx);
return func;
}
jit_value operator+(const jit_value& value1, const jit_value& value2)
{
return jit_value(jit_insn_add(value_owner(value1, value2),
value1.raw(), value2.raw()));
}
// LIBJIT
void vm_cpu_4(uint32_t newPC,int opt, int size)
{
int i;
PC = newPC;
nPC = 4;
RF[0] = 0; //Register $zero must always be zero
RF[31] = 1; //Return default (if the program does not set to zero, should put error)
uint32_t HI = 0, LO = 0;
uint32_t offset = 4;
uint8_t halted = 0;
uint32_t instr;
uint8_t op;
uint8_t rs;
uint8_t rt;
uint8_t rd;
int16_t immediate;
uint32_t address;
uint8_t shamt;
uint8_t funct;
uint64_t mult;
/*lib jit variables */
jit_context_t context;
jit_type_t signature;
jit_function_t function;
jit_type_t params[VM_MEMORY_SZ+2];
jit_int result;
jit_value_t constant_sum;
jit_value_t constant_while;
jit_value_t v_it;
jit_value_t constant_update;
jit_value_t compare;
jit_value_t reg[32]; /* Reg */
jit_value_t mem[VM_MEMORY_SZ]; /* Memory */
jit_label_t labels[10]; /* Labs for jumping :D */
jit_value_t sum, t_sum;
void *args[VM_MEMORY_SZ+2]; /* Args */
jit_int arg_uint[VM_MEMORY_SZ+2];
/* Create a context to hold the JIT's primary state */
context = jit_context_create();
/* Lock the context while we build and compile the function */
jit_context_build_start(context);
for(i=0; i<(VM_MEMORY_SZ+2); i++) {
params[i] = jit_type_int;
}
signature = jit_type_create_signature(jit_abi_cdecl, jit_type_int, params, VM_MEMORY_SZ+2, 1);
/* Create the function object */
function = jit_function_create(context, signature);
jit_type_free(signature);
// Read memory and start registers
for(i=0; i<VM_MEMORY_SZ; i++) {
//printf("%d\n",i);
mem[i] = jit_value_get_param(function, i);
}
reg[0] = jit_value_get_param(function, VM_MEMORY_SZ);
reg[31] = jit_value_get_param(function, VM_MEMORY_SZ+1);
/*int verify = 0 - 1;
for (i=1; i<VM_MEMORY_SZ; i++) {
if((i%2)==0) {
verify = verify + (i);
}
else {
verify = verify - i;
}
}
printf("verify %d\n", verify); */
int l_index;
// Only doing the micro benchmark, for analysis
// Addiu
#define loopSize 10000
#define smallerLoopSize 1000
#define opPerLoop 100
// v_it = 0 ; constant_while = loopSize ; constant_update = 1
v_it = jit_value_create(function, jit_type_uint);
constant_update = jit_value_create_nint_constant(function, jit_type_int, (int)0);
jit_insn_store(function, v_it, constant_update);
reg[2] = jit_value_create(function, jit_type_uint);
constant_while = jit_value_create_nint_constant(function, jit_type_int, 0);
jit_insn_store(function, reg[2], constant_while);
reg[3] = jit_value_create(function, jit_type_uint);
constant_while = jit_value_create_nint_constant(function, jit_type_int, 1);
jit_insn_store(function, reg[3], constant_while);
// do while (v_it < constant_while) {
jit_insn_label(function, &labels[0]);
if (opt == 0) {
constant_update = jit_insn_add(function, reg[2], reg[3]);
}
else if(opt == 1) {
constant_update = jit_insn_xor(function, reg[2], reg[3]);
}
else if(opt == 2) {
constant_update = jit_insn_load(function, mem[0]);
}
for (l_index = 1; l_index < opPerLoop; l_index++) {
if (opt == 0) {
constant_update = jit_insn_add(function, constant_update, reg[3]);
}
else if(opt == 1) {
constant_update = jit_insn_xor(function, constant_update, reg[3]);
}
else if(opt == 2) {
constant_update = jit_insn_load(function, mem[l_index % 5]);
}
}
jit_insn_store(function, reg[2], constant_update);
// do while
constant_update = jit_value_create_nint_constant(function, jit_type_uint, 1);
constant_sum = jit_insn_add(function, v_it, constant_update);
jit_insn_store(function, v_it, constant_sum);
if(size > 0) {
constant_while = jit_value_create_nint_constant(function, jit_type_uint, loopSize);
}
else {
constant_while = jit_value_create_nint_constant(function, jit_type_uint, smallerLoopSize);
}
compare = jit_insn_gt(function, constant_while, v_it);
jit_insn_branch_if(function, compare, &labels[0]);
// Return
//jit_insn_return(function, reg[2]);
jit_insn_return(function, reg[2]);
// START OF FINAL PART
/* Compile the function */
jit_function_compile(function);
/* Unlock the context */
jit_context_build_end(context);
// Put memory and first registers
for (i=0; i<VM_MEMORY_SZ; i++) {
arg_uint[i] = (int) VM_memory[i];
//arg_uint[i] = (int)i;
args[i] = &(arg_uint[i]);
}
arg_uint[VM_MEMORY_SZ] = 0;
args[VM_MEMORY_SZ] = &(arg_uint[VM_MEMORY_SZ]);
arg_uint[VM_MEMORY_SZ+1] = 1;
args[VM_MEMORY_SZ+1] = &(arg_uint[VM_MEMORY_SZ+1]);
jit_function_apply(function, args, &result);
//printf("%d\n", result);
return;
/* end lib jit variables */
}