bemit_modru(get_out_reg(node, pn_ia32_Set_res), 2);
}
+static void bemit_ldtls(const ir_node *node)
+{
+ const arch_register_t *out = get_out_reg(node, 0);
+
+ bemit8(0x65); // gs:
+ if (out->index == REG_EAX) {
+ bemit8(0xA1); // movl 0, %eax
+ } else {
+ bemit8(0x8B); // movl 0, %reg
+ bemit8(MOD_IND | ENC_REG(out->index) | ENC_RM(0x05));
+ }
+ bemit32(0);
+}
+
/**
* Emit a Lea.
*/
bemit_jmp_destination(dest_block);
}
+static void bemit_jp(bool odd, const ir_node *dest_block)
+{
+ bemit8(0x0F);
+ bemit8(0x8A + odd);
+ bemit_jmp_destination(dest_block);
+}
+
static void bemit_ia32_jcc(const ir_node *node)
{
int pnc = get_ia32_condcode(node);
- int need_parity_label = 0;
const ir_node *proj_true;
const ir_node *proj_false;
const ir_node *dest_true;
dest_false = get_cfop_target_block(proj_false);
if (pnc & ia32_pn_Cmp_float) {
- panic("Float jump NIY");
/* Some floating point comparisons require a test of the parity flag,
* which indicates that the result is unordered */
switch (pnc & 15) {
case pn_Cmp_Uo: {
- ia32_emitf(proj_true, "\tjp %L\n");
+ bemit_jp(false, dest_true);
break;
}
case pn_Cmp_Leg:
- ia32_emitf(proj_true, "\tjnp %L\n");
+ bemit_jp(true, dest_true);
break;
case pn_Cmp_Eq:
/* we need a local label if the false proj is a fallthrough
* as the falseblock might have no label emitted then */
if (can_be_fallthrough(proj_false)) {
- need_parity_label = 1;
- ia32_emitf(proj_false, "\tjp 1f\n");
+ bemit8(0x7A);
+ bemit8(0x06); // jp + 6
} else {
- ia32_emitf(proj_false, "\tjp %L\n");
+ bemit_jp(false, dest_false);
}
goto emit_jcc;
case pn_Cmp_Ug:
case pn_Cmp_Uge:
case pn_Cmp_Ne:
- ia32_emitf(proj_true, "\tjp %L\n");
+ bemit_jp(false, dest_true);
goto emit_jcc;
default:
bemit_jcc(pnc, dest_true);
}
- if (need_parity_label) {
- panic("parity label NIY");
- }
-
/* the second Proj might be a fallthrough */
if (can_be_fallthrough(proj_false)) {
/* it's a fallthrough */
}
}
+static void bemit_fbinop(const ir_node *node, unsigned code, unsigned code_to)
+{
+ if (get_ia32_op_type(node) == ia32_Normal) {
+ const ia32_x87_attr_t *x87_attr = get_ia32_x87_attr_const(node);
+ const arch_register_t *in1 = x87_attr->x87[0];
+ const arch_register_t *in = x87_attr->x87[1];
+ const arch_register_t *out = x87_attr->x87[2];
+
+ if (out == NULL) {
+ out = in1;
+ } else if (out == in) {
+ in = in1;
+ }
+
+ if (out->index == 0) {
+ bemit8(0xD8);
+ bemit8(MOD_REG | ENC_REG(code) | ENC_RM(in->index));
+ } else {
+ bemit8(0xDC);
+ bemit8(MOD_REG | ENC_REG(code_to) | ENC_RM(out->index));
+ }
+ } else {
+ if (get_mode_size_bits(get_ia32_ls_mode(node)) == 32) {
+ bemit8(0xD8);
+ } else {
+ bemit8(0xDC);
+ }
+ bemit_mod_am(code, node);
+ }
+}
+
+static void bemit_fbinopp(const ir_node *node, unsigned const code)
+{
+ const ia32_x87_attr_t *x87_attr = get_ia32_x87_attr_const(node);
+ const arch_register_t *out = x87_attr->x87[2];
+ bemit8(0xDE);
+ bemit8(code + out->index);
+}
+
+static void bemit_fadd(const ir_node *node)
+{
+ bemit_fbinop(node, 0, 0);
+}
+
+static void bemit_faddp(const ir_node *node)
+{
+ bemit_fbinopp(node, 0xC0);
+}
+
+static void bemit_fchs(const ir_node *node)
+{
+ (void)node;
+
+ bemit8(0xD9);
+ bemit8(0xE0);
+}
+
+static void bemit_fdiv(const ir_node *node)
+{
+ bemit_fbinop(node, 6, 7);
+}
+
+static void bemit_fdivp(const ir_node *node)
+{
+ bemit_fbinopp(node, 0xF8);
+}
+
+static void bemit_fdivr(const ir_node *node)
+{
+ bemit_fbinop(node, 7, 6);
+}
+
+static void bemit_fdivrp(const ir_node *node)
+{
+ bemit_fbinopp(node, 0xF0);
+}
+
+static void bemit_fild(const ir_node *node)
+{
+ switch (get_mode_size_bits(get_ia32_ls_mode(node))) {
+ case 16:
+ bemit8(0xDF); // filds
+ bemit_mod_am(0, node);
+ return;
+
+ case 32:
+ bemit8(0xDB); // fildl
+ bemit_mod_am(0, node);
+ return;
+
+ case 64:
+ bemit8(0xDF); // fildll
+ bemit_mod_am(5, node);
+ return;
+
+ default:
+ panic("invalid mode size");
+ }
+}
+
+static void bemit_fist(const ir_node *node)
+{
+ switch (get_mode_size_bits(get_ia32_ls_mode(node))) {
+ case 16:
+ bemit8(0xDF); // fists
+ break;
+
+ case 32:
+ bemit8(0xDB); // fistl
+ break;
+
+ default:
+ panic("invalid mode size");
+ }
+ bemit_mod_am(2, node);
+}
+
+static void bemit_fistp(const ir_node *node)
+{
+ switch (get_mode_size_bits(get_ia32_ls_mode(node))) {
+ case 16:
+ bemit8(0xDF); // fistps
+ bemit_mod_am(3, node);
+ return;
+
+ case 32:
+ bemit8(0xDB); // fistpl
+ bemit_mod_am(3, node);
+ return;
+
+ case 64:
+ bemit8(0xDF); // fistpll
+ bemit_mod_am(7, node);
+ return;
+
+ default:
+ panic("invalid mode size");
+ }
+}
+
+static void bemit_fld(const ir_node *node)
+{
+ switch (get_mode_size_bits(get_ia32_ls_mode(node))) {
+ case 32:
+ bemit8(0xD9); // flds
+ bemit_mod_am(0, node);
+ return;
+
+ case 64:
+ bemit8(0xDD); // fldl
+ bemit_mod_am(0, node);
+ return;
+
+ case 80:
+ case 96:
+ bemit8(0xDB); // fldt
+ bemit_mod_am(5, node);
+ return;
+
+ default:
+ panic("invalid mode size");
+ }
+}
+
+static void bemit_fld1(const ir_node *node)
+{
+ (void)node;
+ bemit8(0xD9);
+ bemit8(0xE8); // fld1
+}
+
+static void bemit_fldcw(const ir_node *node)
+{
+ bemit8(0xD9); // fldcw
+ bemit_mod_am(5, node);
+}
+
+static void bemit_fldz(const ir_node *node)
+{
+ (void)node;
+ bemit8(0xD9);
+ bemit8(0xEE); // fldz
+}
+
+static void bemit_fmul(const ir_node *node)
+{
+ bemit_fbinop(node, 1, 1);
+}
+
+static void bemit_fmulp(const ir_node *node)
+{
+ bemit_fbinopp(node, 0xC8);
+}
+
+static void bemit_fpop(const ir_node *node)
+{
+ const ia32_x87_attr_t *attr = get_ia32_x87_attr_const(node);
+ bemit8(0xDD);
+ bemit8(0xD8 + attr->x87[0]->index);
+}
+
+static void bemit_fpush(const ir_node *node)
+{
+ const ia32_x87_attr_t *attr = get_ia32_x87_attr_const(node);
+ bemit8(0xD9);
+ bemit8(0xC0 + attr->x87[0]->index);
+}
+
+static void bemit_fpushcopy(const ir_node *node)
+{
+ const ia32_x87_attr_t *attr = get_ia32_x87_attr_const(node);
+ bemit8(0xD9);
+ bemit8(0xC0 + attr->x87[0]->index);
+}
+
+static void bemit_fst(const ir_node *node)
+{
+ switch (get_mode_size_bits(get_ia32_ls_mode(node))) {
+ case 32:
+ bemit8(0xD9); // fsts
+ break;
+
+ case 64:
+ bemit8(0xDD); // fstl
+ break;
+
+ default:
+ panic("invalid mode size");
+ }
+ bemit_mod_am(2, node);
+}
+
+static void bemit_fstp(const ir_node *node)
+{
+ switch (get_mode_size_bits(get_ia32_ls_mode(node))) {
+ case 32:
+ bemit8(0xD9); // fstps
+ bemit_mod_am(3, node);
+ return;
+
+ case 64:
+ bemit8(0xDD); // fstpl
+ bemit_mod_am(3, node);
+ return;
+
+ case 80:
+ case 96:
+ bemit8(0xDB); // fstpt
+ bemit_mod_am(7, node);
+ return;
+
+ default:
+ panic("invalid mode size");
+ }
+}
+
+static void bemit_fsub(const ir_node *node)
+{
+ bemit_fbinop(node, 4, 5);
+}
+
+static void bemit_fsubp(const ir_node *node)
+{
+ bemit_fbinopp(node, 0xE8);
+}
+
+static void bemit_fsubr(const ir_node *node)
+{
+ bemit_fbinop(node, 5, 4);
+}
+
+static void bemit_fsubrp(const ir_node *node)
+{
+ bemit_fbinopp(node, 0xE0);
+}
+
+static void bemit_fnstcw(const ir_node *node)
+{
+ bemit8(0xD9); // fnstcw
+ bemit_mod_am(7, node);
+}
+
+static void bemit_fnstsw(void)
+{
+ bemit8(0xDF); // fnstsw %ax
+ bemit8(0xE0);
+}
+
+static void bemit_ftstfnstsw(const ir_node *node)
+{
+ (void)node;
+
+ bemit8(0xD9); // ftst
+ bemit8(0xE4);
+ bemit_fnstsw();
+}
+
+static void bemit_fucomfnstsw(const ir_node *node)
+{
+ (void)node;
+
+ const ia32_x87_attr_t *attr = get_ia32_x87_attr_const(node);
+ bemit8(0xDD); // fucom
+ bemit8(0xE0 + attr->x87[1]->index);
+ bemit_fnstsw();
+}
+
+static void bemit_fucompfnstsw(const ir_node *node)
+{
+ (void)node;
+
+ const ia32_x87_attr_t *attr = get_ia32_x87_attr_const(node);
+ bemit8(0xDD); // fucomp
+ bemit8(0xE8 + attr->x87[1]->index);
+ bemit_fnstsw();
+}
+
+static void bemit_fucomppfnstsw(const ir_node *node)
+{
+ (void)node;
+
+ bemit8(0xDA); // fucompp
+ bemit8(0xE9);
+ bemit_fnstsw();
+}
+
+static void bemit_fxch(const ir_node *node)
+{
+ const ia32_x87_attr_t *attr = get_ia32_x87_attr_const(node);
+ bemit8(0xD9);
+ bemit8(0xC8 + attr->x87[0]->index);
+}
+
/**
* The type of a emitter function.
*/
clear_irp_opcodes_generic_func();
/* benode emitter */
- register_emitter(op_be_Copy, bemit_copy);
- register_emitter(op_be_CopyKeep, bemit_copy);
- register_emitter(op_be_IncSP, bemit_incsp);
- register_emitter(op_be_Perm, bemit_perm);
- register_emitter(op_be_Return, bemit_return);
- register_emitter(op_ia32_Adc, bemit_adc);
- register_emitter(op_ia32_Add, bemit_add);
- register_emitter(op_ia32_AddMem8Bit, bemit_addmem8bit);
- register_emitter(op_ia32_AddMem, bemit_addmem);
- register_emitter(op_ia32_And, bemit_and);
- register_emitter(op_ia32_AndMem8Bit, bemit_andmem8bit);
- register_emitter(op_ia32_AndMem, bemit_andmem);
- register_emitter(op_ia32_Breakpoint, bemit_int3);
- register_emitter(op_ia32_Call, bemit_call);
- register_emitter(op_ia32_Cltd, bemit_cltd);
- register_emitter(op_ia32_Cmc, bemit_cmc);
- register_emitter(op_ia32_Cmp8Bit, bemit_cmp8bit);
- register_emitter(op_ia32_Cmp, bemit_cmp);
- register_emitter(op_ia32_Const, bemit_mov_const);
- register_emitter(op_ia32_Conv_I2I8Bit, bemit_conv_i2i);
- register_emitter(op_ia32_Conv_I2I, bemit_conv_i2i);
- register_emitter(op_ia32_CopyB_i, bemit_copybi);
- register_emitter(op_ia32_Cwtl, bemit_cwtl);
- register_emitter(op_ia32_Dec, bemit_dec);
- register_emitter(op_ia32_DecMem, bemit_decmem);
- register_emitter(op_ia32_Div, bemit_div);
- register_emitter(op_ia32_IDiv, bemit_idiv);
- register_emitter(op_ia32_IJmp, bemit_ijmp);
- register_emitter(op_ia32_IMul1OP, bemit_imul1op);
- register_emitter(op_ia32_IMul, bemit_imul);
- register_emitter(op_ia32_Inc, bemit_inc);
- register_emitter(op_ia32_IncMem, bemit_incmem);
- register_emitter(op_ia32_Jcc, bemit_ia32_jcc);
- register_emitter(op_ia32_Jmp, bemit_jump);
- register_emitter(op_ia32_Lea, bemit_lea);
- register_emitter(op_ia32_Load, bemit_load);
- register_emitter(op_ia32_Mul, bemit_mul);
- register_emitter(op_ia32_Neg, bemit_neg);
- register_emitter(op_ia32_NegMem, bemit_negmem);
- register_emitter(op_ia32_Not, bemit_not);
- register_emitter(op_ia32_NotMem, bemit_notmem);
- register_emitter(op_ia32_Or, bemit_or);
- register_emitter(op_ia32_OrMem8Bit, bemit_ormem8bit);
- register_emitter(op_ia32_OrMem, bemit_ormem);
- register_emitter(op_ia32_Pop, bemit_pop);
- register_emitter(op_ia32_PopEbp, bemit_pop);
- register_emitter(op_ia32_PopMem, bemit_popmem);
- register_emitter(op_ia32_Push, bemit_push);
- register_emitter(op_ia32_RepPrefix, bemit_rep);
- register_emitter(op_ia32_Rol, bemit_rol);
- register_emitter(op_ia32_RolMem, bemit_rolmem);
- register_emitter(op_ia32_Ror, bemit_ror);
- register_emitter(op_ia32_RorMem, bemit_rormem);
- register_emitter(op_ia32_Sahf, bemit_sahf);
- register_emitter(op_ia32_Sar, bemit_sar);
- register_emitter(op_ia32_SarMem, bemit_sarmem);
- register_emitter(op_ia32_Sbb, bemit_sbb);
- register_emitter(op_ia32_Set, bemit_set);
- register_emitter(op_ia32_Shl, bemit_shl);
- register_emitter(op_ia32_ShlMem, bemit_shlmem);
- register_emitter(op_ia32_Shr, bemit_shr);
- register_emitter(op_ia32_ShrMem, bemit_shrmem);
- register_emitter(op_ia32_Stc, bemit_stc);
- register_emitter(op_ia32_Store8Bit, bemit_store);
- register_emitter(op_ia32_Store, bemit_store);
- register_emitter(op_ia32_Sub, bemit_sub);
- register_emitter(op_ia32_SubMem8Bit, bemit_submem8bit);
- register_emitter(op_ia32_SubMem, bemit_submem);
- register_emitter(op_ia32_SubSP, bemit_subsp);
- register_emitter(op_ia32_Test, bemit_test);
- register_emitter(op_ia32_Xor0, bemit_xor0);
- register_emitter(op_ia32_Xor, bemit_xor);
- register_emitter(op_ia32_XorMem8Bit, bemit_xormem8bit);
- register_emitter(op_ia32_XorMem, bemit_xormem);
+ register_emitter(op_be_Copy, bemit_copy);
+ register_emitter(op_be_CopyKeep, bemit_copy);
+ register_emitter(op_be_IncSP, bemit_incsp);
+ register_emitter(op_be_Perm, bemit_perm);
+ register_emitter(op_be_Return, bemit_return);
+ register_emitter(op_ia32_Adc, bemit_adc);
+ register_emitter(op_ia32_Add, bemit_add);
+ register_emitter(op_ia32_AddMem, bemit_addmem);
+ register_emitter(op_ia32_AddMem8Bit, bemit_addmem8bit);
+ register_emitter(op_ia32_And, bemit_and);
+ register_emitter(op_ia32_AndMem, bemit_andmem);
+ register_emitter(op_ia32_AndMem8Bit, bemit_andmem8bit);
+ register_emitter(op_ia32_Breakpoint, bemit_int3);
+ register_emitter(op_ia32_Call, bemit_call);
+ register_emitter(op_ia32_Cltd, bemit_cltd);
+ register_emitter(op_ia32_Cmc, bemit_cmc);
+ register_emitter(op_ia32_Cmp, bemit_cmp);
+ register_emitter(op_ia32_Cmp8Bit, bemit_cmp8bit);
+ register_emitter(op_ia32_Const, bemit_mov_const);
+ register_emitter(op_ia32_Conv_I2I, bemit_conv_i2i);
+ register_emitter(op_ia32_Conv_I2I8Bit, bemit_conv_i2i);
+ register_emitter(op_ia32_CopyB_i, bemit_copybi);
+ register_emitter(op_ia32_Cwtl, bemit_cwtl);
+ register_emitter(op_ia32_Dec, bemit_dec);
+ register_emitter(op_ia32_DecMem, bemit_decmem);
+ register_emitter(op_ia32_Div, bemit_div);
+ register_emitter(op_ia32_FldCW, bemit_fldcw);
+ register_emitter(op_ia32_FnstCW, bemit_fnstcw);
+ register_emitter(op_ia32_FtstFnstsw, bemit_ftstfnstsw);
+ register_emitter(op_ia32_FucomFnstsw, bemit_fucomfnstsw);
+ register_emitter(op_ia32_FucompFnstsw, bemit_fucompfnstsw);
+ register_emitter(op_ia32_FucomppFnstsw, bemit_fucomppfnstsw);
+ register_emitter(op_ia32_IDiv, bemit_idiv);
+ register_emitter(op_ia32_IJmp, bemit_ijmp);
+ register_emitter(op_ia32_IMul, bemit_imul);
+ register_emitter(op_ia32_IMul1OP, bemit_imul1op);
+ register_emitter(op_ia32_Inc, bemit_inc);
+ register_emitter(op_ia32_IncMem, bemit_incmem);
+ register_emitter(op_ia32_Jcc, bemit_ia32_jcc);
+ register_emitter(op_ia32_Jmp, bemit_jump);
+ register_emitter(op_ia32_LdTls, bemit_ldtls);
+ register_emitter(op_ia32_Lea, bemit_lea);
+ register_emitter(op_ia32_Load, bemit_load);
+ register_emitter(op_ia32_Mul, bemit_mul);
+ register_emitter(op_ia32_Neg, bemit_neg);
+ register_emitter(op_ia32_NegMem, bemit_negmem);
+ register_emitter(op_ia32_Not, bemit_not);
+ register_emitter(op_ia32_NotMem, bemit_notmem);
+ register_emitter(op_ia32_Or, bemit_or);
+ register_emitter(op_ia32_OrMem, bemit_ormem);
+ register_emitter(op_ia32_OrMem8Bit, bemit_ormem8bit);
+ register_emitter(op_ia32_Pop, bemit_pop);
+ register_emitter(op_ia32_PopEbp, bemit_pop);
+ register_emitter(op_ia32_PopMem, bemit_popmem);
+ register_emitter(op_ia32_Push, bemit_push);
+ register_emitter(op_ia32_RepPrefix, bemit_rep);
+ register_emitter(op_ia32_Rol, bemit_rol);
+ register_emitter(op_ia32_RolMem, bemit_rolmem);
+ register_emitter(op_ia32_Ror, bemit_ror);
+ register_emitter(op_ia32_RorMem, bemit_rormem);
+ register_emitter(op_ia32_Sahf, bemit_sahf);
+ register_emitter(op_ia32_Sar, bemit_sar);
+ register_emitter(op_ia32_SarMem, bemit_sarmem);
+ register_emitter(op_ia32_Sbb, bemit_sbb);
+ register_emitter(op_ia32_Set, bemit_set);
+ register_emitter(op_ia32_Shl, bemit_shl);
+ register_emitter(op_ia32_ShlMem, bemit_shlmem);
+ register_emitter(op_ia32_Shr, bemit_shr);
+ register_emitter(op_ia32_ShrMem, bemit_shrmem);
+ register_emitter(op_ia32_Stc, bemit_stc);
+ register_emitter(op_ia32_Store, bemit_store);
+ register_emitter(op_ia32_Store8Bit, bemit_store);
+ register_emitter(op_ia32_Sub, bemit_sub);
+ register_emitter(op_ia32_SubMem, bemit_submem);
+ register_emitter(op_ia32_SubMem8Bit, bemit_submem8bit);
+ register_emitter(op_ia32_SubSP, bemit_subsp);
+ register_emitter(op_ia32_Test, bemit_test);
+ register_emitter(op_ia32_Xor, bemit_xor);
+ register_emitter(op_ia32_Xor0, bemit_xor0);
+ register_emitter(op_ia32_XorMem, bemit_xormem);
+ register_emitter(op_ia32_XorMem8Bit, bemit_xormem8bit);
+ register_emitter(op_ia32_fadd, bemit_fadd);
+ register_emitter(op_ia32_faddp, bemit_faddp);
+ register_emitter(op_ia32_fchs, bemit_fchs);
+ register_emitter(op_ia32_fdiv, bemit_fdiv);
+ register_emitter(op_ia32_fdivp, bemit_fdivp);
+ register_emitter(op_ia32_fdivr, bemit_fdivr);
+ register_emitter(op_ia32_fdivrp, bemit_fdivrp);
+ register_emitter(op_ia32_fild, bemit_fild);
+ register_emitter(op_ia32_fist, bemit_fist);
+ register_emitter(op_ia32_fistp, bemit_fistp);
+ register_emitter(op_ia32_fld, bemit_fld);
+ register_emitter(op_ia32_fld1, bemit_fld1);
+ register_emitter(op_ia32_fldz, bemit_fldz);
+ register_emitter(op_ia32_fmul, bemit_fmul);
+ register_emitter(op_ia32_fmulp, bemit_fmulp);
+ register_emitter(op_ia32_fpop, bemit_fpop);
+ register_emitter(op_ia32_fpush, bemit_fpush);
+ register_emitter(op_ia32_fpushCopy, bemit_fpushcopy);
+ register_emitter(op_ia32_fst, bemit_fst);
+ register_emitter(op_ia32_fstp, bemit_fstp);
+ register_emitter(op_ia32_fsub, bemit_fsub);
+ register_emitter(op_ia32_fsubp, bemit_fsubp);
+ register_emitter(op_ia32_fsubr, bemit_fsubr);
+ register_emitter(op_ia32_fsubrp, bemit_fsubrp);
+ register_emitter(op_ia32_fxch, bemit_fxch);
/* ignore the following nodes */
register_emitter(op_ia32_ProduceVal, emit_Nothing);
projects / libfirm / blobdiff