/*
* Output a comparision between the 2 top most values on the evaluation stack.
* The result value is returned.
*/
static ILJitValue OutputCompare(ILJITCoder *coder, int opcode,
ILJitValue *value1, ILJitValue *value2)
{
switch(opcode)
{
case IL_OP_PREFIX + IL_PREFIX_OP_CEQ:
case IL_OP_BEQ:
{
/* Test two values for equality */
AdjustMixedBinary(coder, 0, value1, value2);
return jit_insn_eq(coder->jitFunction, *value1, *value2);
}
break;
case IL_OP_BNE_UN:
{
/* Test two unsigned values for inequality */
AdjustMixedBinary(coder, 1, value1, value2);
return jit_insn_ne(coder->jitFunction, *value1, *value2);
}
break;
case IL_OP_PREFIX + IL_PREFIX_OP_CGT:
case IL_OP_BGT:
{
/* Test two signed values for greater than */
AdjustMixedBinary(coder, 0, value1, value2);
return jit_insn_gt(coder->jitFunction, *value1, *value2);
}
break;
case IL_OP_PREFIX + IL_PREFIX_OP_CGT_UN:
case IL_OP_BGT_UN:
{
/* Test two unsigned values for greater than */
AdjustMixedBinary(coder, 1, value1, value2);
return jit_insn_gt(coder->jitFunction, *value1, *value2);
}
break;
case IL_OP_BGE:
{
/* Test two signed values for greater than or equal */
AdjustMixedBinary(coder, 0, value1, value2);
return jit_insn_ge(coder->jitFunction, *value1, *value2);
}
break;
case IL_OP_BGE_UN:
{
/* Test two unsigned values for greater than or equal */
AdjustMixedBinary(coder, 1, value1, value2);
return jit_insn_ge(coder->jitFunction, *value1, *value2);
}
break;
case IL_OP_PREFIX + IL_PREFIX_OP_CLT:
case IL_OP_BLT:
{
/* Test two signed values for less than */
AdjustMixedBinary(coder, 0, value1, value2);
return jit_insn_lt(coder->jitFunction, *value1, *value2);
}
break;
case IL_OP_PREFIX + IL_PREFIX_OP_CLT_UN:
case IL_OP_BLT_UN:
{
/* Test two unsigned values for less than */
AdjustMixedBinary(coder, 1, value1, value2);
return jit_insn_lt(coder->jitFunction, *value1, *value2);
}
break;
case IL_OP_BLE:
{
/* Test two signed values for less than or equal */
AdjustMixedBinary(coder, 0, value1, value2);
return jit_insn_le(coder->jitFunction, *value1, *value2);
}
break;
case IL_OP_BLE_UN:
{
/* Test two unsigned values for less than or equal */
AdjustMixedBinary(coder, 1, value1, value2);
return jit_insn_le(coder->jitFunction, *value1, *value2);
}
break;
}
return 0;
}
jit_value jit_function::insn_ne
(const jit_value& value1, const jit_value& value2)
{
value_wrap(jit_insn_ne(func, value1.raw(), value2.raw()));
}
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 *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;
}
