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guile/libguile/lightning/lightening/ia64.c
Andy Wingo 2e4fb1e665 Merge in changes from upstream lightening
2019-04-03 13:59:33 +02:00

1768 lines
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/*
* Copyright (C) 2013-2018 Free Software Foundation, Inc.
*
* This file is part of GNU lightning.
*
* GNU lightning is free software; you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as published
* by the Free Software Foundation; either version 3, or (at your option)
* any later version.
*
* GNU lightning is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
* License for more details.
*
* Authors:
* Paulo Cesar Pereira de Andrade
*/
#define jit_arg_reg_p(i) ((i) >= 0 && (i) < 8)
#if __BYTE_ORDER == __LITTLE_ENDIAN
# define C_DISP 0
# define S_DISP 0
# define I_DISP 0
# define F_DISP 0
#else
# define C_DISP 8 - sizeof(int8_t)
# define S_DISP 8 - sizeof(int16_t)
# define I_DISP 8 - sizeof(int32_t)
# define F_DISP 8 - sizeof(jit_float32_t)
#endif
/*
* Types
*/
typedef jit_pointer_t jit_va_list_t;
/*
* Prototypes
*/
#define patch(instr, node) _patch(_jit, instr, node)
static void _patch(jit_state_t*,jit_word_t,jit_node_t*);
#if defined(__GNUC__)
/* libgcc */
extern void __clear_cache(void *, void *);
#endif
#define PROTO 1
# include "ia64-cpu.c"
# include "ia64-fpu.c"
#undef PROTO
/*
* Initialization
*/
static const jit_register_t _rvs[] = {
/* Always 0 */
{ 0, "r0" },
/* Global Pointer */
{ rc(sav)|1, "r1" },
/* Used when a register cannot be allocated */
{ 2, "r2" },
/* First scratch register */
{ rc(gpr)|3, "r3" },
/* Use r4 as lightning fp register */
{ rc(sav)|4, "r4" },
/* Do not touch callee save registers not automatically spill/reloaded */
{ rc(sav)|5, "r5" }, { rc(sav)|6, "r6" },
{ rc(sav)|7, "r7" },
/* Do not touch return register for the sake of simplicity, besides
* having JIT_R0 being the same as JIT_RET usually an optimization */
{ 8, "r8" },
/* Return registers, use as temporaries */
{ rc(gpr)|9, "r9" },
{ rc(gpr)|10, "r10" }, { rc(gpr)|11, "r11" },
/* Stack pointer */
{ rc(sav)|12, "r12" },
/* Thread pointer */
{ rc(sav)|13, "r13" },
/* (Usually) assembly temporaries */
{ rc(gpr)|31, "r31" }, { rc(gpr)|30, "r30" },
{ rc(gpr)|29, "r29" }, { rc(gpr)|28, "r28" },
{ rc(gpr)|27, "r27" }, { rc(gpr)|26, "r26" },
{ rc(gpr)|25, "r25" }, { rc(gpr)|24, "r24" },
{ rc(gpr)|23, "r23" }, { rc(gpr)|22, "r22" },
{ rc(gpr)|21, "r21" }, { rc(gpr)|20, "r20" },
{ rc(gpr)|19, "r19" }, { rc(gpr)|18, "r18" },
{ rc(gpr)|17, "r17" }, { rc(gpr)|16, "r16" },
{ rc(gpr)|15, "r15" }, { rc(gpr)|14, "r14" },
/* Do not allow allocating r32-r41 as temoraries for the sake of
* avoiding the need of extra complexity in the non backend code */
{ rc(arg)|32, "r32" }, { rc(arg)|33, "r33" },
{ rc(arg)|34, "r34" }, { rc(arg)|35, "r35" },
{ rc(arg)|36, "r36" }, { rc(arg)|37, "r37" },
{ rc(arg)|38, "r38" }, { rc(arg)|39, "r39" },
/* JIT_R0-JIT_V3 */
{ rc(gpr)|rc(sav)|40, "r40" }, { rc(gpr)|rc(sav)|41, "r41" },
{ rc(gpr)|rc(sav)|42, "r42" }, { rc(gpr)|rc(sav)|43, "r43" },
{ rc(gpr)|rc(sav)|44, "r44" }, { rc(gpr)|rc(sav)|45, "r45" },
{ rc(gpr)|rc(sav)|46, "r46" }, { rc(gpr)|rc(sav)|47, "r47" },
/* Temporaries/locals */
{ rc(gpr)|rc(sav)|48, "r48" }, { rc(gpr)|rc(sav)|49, "r49" },
{ rc(gpr)|rc(sav)|50, "r50" }, { rc(gpr)|rc(sav)|51, "r51" },
{ rc(gpr)|rc(sav)|52, "r52" }, { rc(gpr)|rc(sav)|53, "r53" },
{ rc(gpr)|rc(sav)|54, "r54" }, { rc(gpr)|rc(sav)|55, "r55" },
{ rc(gpr)|rc(sav)|56, "r56" }, { rc(gpr)|rc(sav)|57, "r57" },
{ rc(gpr)|rc(sav)|58, "r58" }, { rc(gpr)|rc(sav)|59, "r59" },
{ rc(gpr)|rc(sav)|60, "r60" }, { rc(gpr)|rc(sav)|61, "r61" },
{ rc(gpr)|rc(sav)|62, "r62" }, { rc(gpr)|rc(sav)|63, "r63" },
{ rc(gpr)|rc(sav)|64, "r64" }, { rc(gpr)|rc(sav)|65, "r65" },
{ rc(gpr)|rc(sav)|66, "r66" }, { rc(gpr)|rc(sav)|67, "r67" },
{ rc(gpr)|rc(sav)|68, "r68" }, { rc(gpr)|rc(sav)|69, "r69" },
{ rc(gpr)|rc(sav)|70, "r70" }, { rc(gpr)|rc(sav)|71, "r71" },
{ rc(gpr)|rc(sav)|72, "r72" }, { rc(gpr)|rc(sav)|73, "r73" },
{ rc(gpr)|rc(sav)|74, "r74" }, { rc(gpr)|rc(sav)|75, "r75" },
{ rc(gpr)|rc(sav)|76, "r76" }, { rc(gpr)|rc(sav)|77, "r77" },
{ rc(gpr)|rc(sav)|78, "r78" }, { rc(gpr)|rc(sav)|79, "r79" },
{ rc(gpr)|rc(sav)|80, "r80" }, { rc(gpr)|rc(sav)|81, "r81" },
{ rc(gpr)|rc(sav)|82, "r82" }, { rc(gpr)|rc(sav)|83, "r83" },
{ rc(gpr)|rc(sav)|84, "r84" }, { rc(gpr)|rc(sav)|85, "r85" },
{ rc(gpr)|rc(sav)|86, "r86" }, { rc(gpr)|rc(sav)|87, "r87" },
{ rc(gpr)|rc(sav)|88, "r88" }, { rc(gpr)|rc(sav)|89, "r89" },
{ rc(gpr)|rc(sav)|90, "r90" }, { rc(gpr)|rc(sav)|91, "r91" },
{ rc(gpr)|rc(sav)|92, "r92" }, { rc(gpr)|rc(sav)|93, "r93" },
{ rc(gpr)|rc(sav)|94, "r94" }, { rc(gpr)|rc(sav)|95, "r95" },
{ rc(gpr)|rc(sav)|96, "r96" }, { rc(gpr)|rc(sav)|97, "r97" },
{ rc(gpr)|rc(sav)|98, "r98" }, { rc(gpr)|rc(sav)|99, "r99" },
{ rc(gpr)|rc(sav)|100,"r100"}, { rc(gpr)|rc(sav)|101, "r101"},
{ rc(gpr)|rc(sav)|102,"r102"}, { rc(gpr)|rc(sav)|103, "r103"},
{ rc(gpr)|rc(sav)|104,"r104"}, { rc(gpr)|rc(sav)|105, "r105"},
{ rc(gpr)|rc(sav)|106,"r106"}, { rc(gpr)|rc(sav)|107, "r107"},
{ rc(gpr)|rc(sav)|108,"r108"}, { rc(gpr)|rc(sav)|109, "r109"},
{ rc(gpr)|rc(sav)|110,"r110"}, { rc(gpr)|rc(sav)|111, "r111"},
{ rc(gpr)|rc(sav)|112,"r112"}, { rc(gpr)|rc(sav)|113, "r113"},
{ rc(gpr)|rc(sav)|114,"r114"},
/* Do not enable these because no matter what, want 13 free registers,
* 5 for prolog and epilog and 8 for outgoing arguments */
{ 115, "r115"},
{ 116, "r116"}, { 117, "r117"},
{ 118, "r118"}, { 119, "r119"},
{ 120, "r120"}, { 121, "r121"},
{ 122, "r122"}, { 123, "r123"},
{ 124, "r124"}, { 125, "r125"},
{ 126, "r126"}, { 127, "r127"},
/* Always 0.0 */
{ 0, "f0" },
/* Always 1.0 */
{ 1, "f1" },
/* Do not touch callee save registers not automatically spill/reloaded */
{ rc(sav)|2, "f2" }, { rc(sav)|3, "f3" },
{ rc(sav)|4, "f4" }, { rc(sav)|5, "f5" },
/* Scratch */
{ rc(fpr)|6, "f6" }, { rc(fpr)|7, "f7" },
/* Do not allocate for the sake of simplification */
{ rc(arg)|8, "f8" },
/* Scratch - Argument/return registers */
{ rc(arg)|9, "f9" },
{ rc(arg)|10, "f10" }, { rc(arg)|11, "f11" },
{ rc(arg)|12, "f12" }, { rc(arg)|13, "f13" },
{ rc(arg)|14, "f14" }, { rc(arg)|15, "f15" },
/* Do not touch callee save registers not automatically spill/reloaded */
{ rc(sav)|16, "f16" }, { rc(sav)|17, "f17" },
{ rc(sav)|18, "f18" }, { rc(sav)|19, "f19" },
{ rc(sav)|20, "f20" }, { rc(sav)|21, "f21" },
{ rc(sav)|22, "f22" }, { rc(sav)|23, "f23" },
{ rc(sav)|24, "f24" }, { rc(sav)|25, "f25" },
{ rc(sav)|26, "f26" }, { rc(sav)|27, "f27" },
{ rc(sav)|28, "f28" }, { rc(sav)|29, "f29" },
{ rc(sav)|30, "f30" }, { rc(sav)|31, "f31" },
/* Scratch */
{ rc(fpr)|32, "f32" }, { rc(fpr)|33, "f33" },
{ rc(fpr)|34, "f34" }, { rc(fpr)|35, "f35" },
{ rc(fpr)|36, "f36" }, { rc(fpr)|37, "f37" },
{ rc(fpr)|38, "f38" }, { rc(fpr)|39, "f39" },
{ rc(fpr)|40, "f40" }, { rc(fpr)|41, "f41" },
{ rc(fpr)|42, "f42" }, { rc(fpr)|43, "f43" },
{ rc(fpr)|44, "f44" }, { rc(fpr)|45, "f45" },
{ rc(fpr)|46, "f46" }, { rc(fpr)|47, "f47" },
{ rc(fpr)|48, "f48" }, { rc(fpr)|49, "f49" },
{ rc(fpr)|50, "f50" }, { rc(fpr)|51, "f51" },
{ rc(fpr)|52, "f52" }, { rc(fpr)|53, "f53" },
{ rc(fpr)|54, "f54" }, { rc(fpr)|55, "f55" },
{ rc(fpr)|56, "f56" }, { rc(fpr)|57, "f57" },
{ rc(fpr)|58, "f58" }, { rc(fpr)|59, "f59" },
{ rc(fpr)|60, "f60" }, { rc(fpr)|61, "f61" },
{ rc(fpr)|62, "f62" }, { rc(fpr)|63, "f63" },
{ rc(fpr)|64, "f64" }, { rc(fpr)|65, "f65" },
{ rc(fpr)|66, "f66" }, { rc(fpr)|67, "f67" },
{ rc(fpr)|68, "f68" }, { rc(fpr)|69, "f69" },
{ rc(fpr)|70, "f70" }, { rc(fpr)|71, "f71" },
{ rc(fpr)|72, "f72" }, { rc(fpr)|73, "f73" },
{ rc(fpr)|74, "f74" }, { rc(fpr)|75, "f75" },
{ rc(fpr)|76, "f76" }, { rc(fpr)|77, "f77" },
{ rc(fpr)|78, "f78" }, { rc(fpr)|79, "f79" },
{ rc(fpr)|80, "f80" }, { rc(fpr)|81, "f81" },
{ rc(fpr)|82, "f82" }, { rc(fpr)|83, "f83" },
{ rc(fpr)|84, "f84" }, { rc(fpr)|85, "f85" },
{ rc(fpr)|86, "f86" }, { rc(fpr)|87, "f87" },
{ rc(fpr)|88, "f88" }, { rc(fpr)|89, "f89" },
{ rc(fpr)|90, "f90" }, { rc(fpr)|91, "f91" },
{ rc(fpr)|92, "f92" }, { rc(fpr)|93, "f93" },
{ rc(fpr)|94, "f94" }, { rc(fpr)|95, "f95" },
{ rc(fpr)|96, "f96" }, { rc(fpr)|97, "f97" },
{ rc(fpr)|98, "f98" }, { rc(fpr)|99, "f99" },
{ rc(fpr)|100, "f100"}, { rc(fpr)|101, "f101"},
{ rc(fpr)|102, "f102"}, { rc(fpr)|103, "f103"},
{ rc(fpr)|104, "f104"}, { rc(fpr)|105, "f105"},
{ rc(fpr)|106, "f106"}, { rc(fpr)|107, "f107"},
{ rc(fpr)|108, "f108"}, { rc(fpr)|109, "f109"},
{ rc(fpr)|110, "f110"}, { rc(fpr)|111, "f111"},
{ rc(fpr)|112, "f112"}, { rc(fpr)|113, "f113"},
{ rc(fpr)|114, "f114"}, { rc(fpr)|115, "f115"},
{ rc(fpr)|116, "f116"}, { rc(fpr)|117, "f117"},
{ rc(fpr)|118, "f118"}, { rc(fpr)|119, "f119"},
#if 0
/* commented to fit a jit_regset_t in 256 bits, so that the fake
* O0-O7 registers are easily patched when an argument is pushed */
{ rc(fpr)|120, "f120"}, { rc(fpr)|121, "f121"},
{ rc(fpr)|122, "f122"}, { rc(fpr)|123, "f123"},
{ rc(fpr)|124, "f124"}, { rc(fpr)|125, "f125"},
{ rc(fpr)|126, "f126"}, { rc(fpr)|127, "f127"},
#endif
/* Fake registers to patch in movr and movi arguments */
{ rc(arg)|120, "o0" }, { rc(arg)|121, "o1" },
{ rc(arg)|122, "o2" }, { rc(arg)|123, "o3" },
{ rc(arg)|124, "o4" }, { rc(arg)|125, "o5" },
{ rc(arg)|126, "o6" }, { rc(arg)|127, "o7" },
{ _NOREG, "<none>" },
};
/*
* Implementation
*/
void
jit_get_cpu(void)
{
}
void
_jit_init(jit_state_t *_jit)
{
_jitc->reglen = jit_size(_rvs) - 1;
jit_regset_new(&_jitc->regs);
jit_carry = _NOREG;
}
void
_jit_prolog(jit_state_t *_jit)
{
int32_t offset;
if (_jitc->function)
jit_epilog();
assert(jit_regset_cmp_ui(&_jitc->regarg, 0) == 0);
jit_regset_set_ui(&_jitc->regsav, 0);
offset = _jitc->functions.offset;
if (offset >= _jitc->functions.length) {
jit_realloc((jit_pointer_t *)&_jitc->functions.ptr,
_jitc->functions.length * sizeof(jit_function_t),
(_jitc->functions.length + 16) * sizeof(jit_function_t));
_jitc->functions.length += 16;
}
_jitc->function = _jitc->functions.ptr + _jitc->functions.offset++;
/* params_offset << 1, once for ours arguments, once for arguments
* to any called function; required because offsets are computed
* as JIT_FP displacement */
_jitc->function->self.size = stack_framesize + (params_offset << 1);
_jitc->function->self.argi = _jitc->function->self.argf =
_jitc->function->self.aoff = _jitc->function->self.alen = 0;
_jitc->function->self.call = jit_call_default;
jit_alloc((jit_pointer_t *)&_jitc->function->regoff,
_jitc->reglen * sizeof(int32_t));
/* _no_link here does not mean the jit_link() call can be removed
* by rewriting as:
* _jitc->function->prolog = jit_new_node(jit_code_prolog);
*/
_jitc->function->prolog = jit_new_node_no_link(jit_code_prolog);
jit_link(_jitc->function->prolog);
_jitc->function->prolog->w.w = offset;
_jitc->function->epilog = jit_new_node_no_link(jit_code_epilog);
/* u: label value
* v: offset in blocks vector
* w: offset in functions vector
*/
_jitc->function->epilog->w.w = offset;
jit_regset_new(&_jitc->function->regset);
}
int32_t
_jit_allocai(jit_state_t *_jit, int32_t length)
{
assert(_jitc->function);
switch (length) {
case 0: case 1: break;
case 2: _jitc->function->self.aoff &= -2; break;
case 3: case 4: _jitc->function->self.aoff &= -4; break;
default: _jitc->function->self.aoff &= -8; break;
}
_jitc->function->self.aoff -= length;
if (!_jitc->realize) {
jit_inc_synth_ww(allocai, _jitc->function->self.aoff, length);
jit_dec_synth();
}
return (_jitc->function->self.aoff);
}
void
_jit_allocar(jit_state_t *_jit, int32_t u, int32_t v)
{
int32_t reg;
assert(_jitc->function);
jit_inc_synth_ww(allocar, u, v);
if (!_jitc->function->allocar) {
_jitc->function->aoffoff = jit_allocai(sizeof(int32_t));
_jitc->function->allocar = 1;
}
reg = jit_get_reg(jit_class_gpr);
jit_negr(reg, v);
jit_andi(reg, reg, -16);
jit_ldxi_i(u, JIT_FP, _jitc->function->aoffoff);
jit_addr(u, u, reg);
jit_addr(JIT_SP, JIT_SP, reg);
jit_stxi_i(_jitc->function->aoffoff, JIT_FP, u);
jit_unget_reg(reg);
jit_dec_synth();
}
void
_jit_ret(jit_state_t *_jit)
{
jit_node_t *instr;
assert(_jitc->function);
jit_inc_synth(ret);
/* jump to epilog */
instr = jit_jmpi();
jit_patch_at(instr, _jitc->function->epilog);
jit_dec_synth();
}
void
_jit_retr(jit_state_t *_jit, int32_t u)
{
jit_inc_synth_w(retr, u);
jit_movr(JIT_RET, u);
jit_ret();
jit_dec_synth();
}
void
_jit_reti(jit_state_t *_jit, jit_word_t u)
{
jit_inc_synth_w(reti, u);
jit_movi(JIT_RET, u);
jit_ret();
jit_dec_synth();
}
void
_jit_retr_f(jit_state_t *_jit, int32_t u)
{
jit_inc_synth_w(retr_f, u);
jit_movr_f(JIT_FRET, u);
jit_ret();
jit_dec_synth();
}
void
_jit_reti_f(jit_state_t *_jit, jit_float32_t u)
{
jit_inc_synth_f(reti_f, u);
jit_movi_f(JIT_FRET, u);
jit_ret();
jit_dec_synth();
}
void
_jit_retr_d(jit_state_t *_jit, int32_t u)
{
jit_inc_synth_w(retr_d, u);
jit_movr_d(JIT_FRET, u);
jit_ret();
jit_dec_synth();
}
void
_jit_reti_d(jit_state_t *_jit, jit_float64_t u)
{
jit_inc_synth_d(reti_d, u);
jit_movi_d(JIT_FRET, u);
jit_ret();
jit_dec_synth();
}
void
_jit_epilog(jit_state_t *_jit)
{
assert(_jitc->function);
assert(_jitc->function->epilog->next == NULL);
jit_link(_jitc->function->epilog);
_jitc->function = NULL;
}
jit_bool_t
_jit_arg_register_p(jit_state_t *_jit, jit_node_t *u)
{
assert(u->code == jit_code_arg ||
u->code == jit_code_arg_f || u->code == jit_code_arg_d);
return (jit_arg_reg_p(u->u.w));
}
void
_jit_ellipsis(jit_state_t *_jit)
{
jit_inc_synth(ellipsis);
if (_jitc->prepare) {
assert(!(_jitc->function->call.call & jit_call_varargs));
_jitc->function->call.call |= jit_call_varargs;
jit_link_prepare();
}
else {
assert(!(_jitc->function->self.call & jit_call_varargs));
_jitc->function->self.call |= jit_call_varargs;
_jitc->function->vagp = _jitc->function->self.argi;
jit_link_prolog();
}
jit_dec_synth();
}
void
_jit_va_push(jit_state_t *_jit, int32_t u)
{
jit_inc_synth_w(va_push, u);
jit_pushargr(u);
jit_dec_synth();
}
jit_node_t *
_jit_arg(jit_state_t *_jit)
{
jit_node_t *node;
int32_t offset;
assert(_jitc->function);
if (jit_arg_reg_p(_jitc->function->self.argi))
offset = _jitc->function->self.argi++;
else {
offset = _jitc->function->self.size;
_jitc->function->self.size += sizeof(jit_word_t);
}
node = jit_new_node_ww(jit_code_arg, offset,
++_jitc->function->self.argn);
jit_link_prolog();
return (node);
}
jit_node_t *
_jit_arg_f(jit_state_t *_jit)
{
jit_node_t *node;
int32_t offset;
assert(_jitc->function);
if (jit_arg_reg_p(_jitc->function->self.argi)) {
if (!(_jitc->function->self.call & jit_call_varargs))
offset = 8 + _jitc->function->self.argf++;
else
offset = _jitc->function->self.argi;
++_jitc->function->self.argi;
}
else {
offset = _jitc->function->self.size;
_jitc->function->self.size += sizeof(jit_word_t);
}
node = jit_new_node_ww(jit_code_arg_f, offset,
++_jitc->function->self.argn);
jit_link_prolog();
return (node);
}
jit_node_t *
_jit_arg_d(jit_state_t *_jit)
{
jit_node_t *node;
int32_t offset;
assert(_jitc->function);
if (jit_arg_reg_p(_jitc->function->self.argi)) {
if (!(_jitc->function->self.call & jit_call_varargs))
offset = 8 + _jitc->function->self.argf++;
else
offset = _jitc->function->self.argi;
++_jitc->function->self.argi;
}
else {
offset = _jitc->function->self.size;
_jitc->function->self.size += sizeof(jit_float64_t);
}
node = jit_new_node_ww(jit_code_arg_d, offset,
++_jitc->function->self.argn);
jit_link_prolog();
return (node);
}
void
_jit_getarg_c(jit_state_t *_jit, int32_t u, jit_node_t *v)
{
assert(v->code == jit_code_arg);
jit_inc_synth_wp(getarg_c, u, v);
if (jit_arg_reg_p(v->u.w))
jit_extr_c(u, _R32 + v->u.w);
else
jit_ldxi_c(u, JIT_FP, v->u.w + C_DISP);
jit_dec_synth();
}
void
_jit_getarg_uc(jit_state_t *_jit, int32_t u, jit_node_t *v)
{
assert(v->code == jit_code_arg);
jit_inc_synth_wp(getarg_uc, u, v);
if (jit_arg_reg_p(v->u.w))
jit_extr_uc(u, _R32 + v->u.w);
else
jit_ldxi_uc(u, JIT_FP, v->u.w + C_DISP);
jit_dec_synth();
}
void
_jit_getarg_s(jit_state_t *_jit, int32_t u, jit_node_t *v)
{
assert(v->code == jit_code_arg);
jit_inc_synth_wp(getarg_s, u, v);
if (jit_arg_reg_p(v->u.w))
jit_extr_s(u, _R32 + v->u.w);
else
jit_ldxi_s(u, JIT_FP, v->u.w + S_DISP);
jit_dec_synth();
}
void
_jit_getarg_us(jit_state_t *_jit, int32_t u, jit_node_t *v)
{
assert(v->code == jit_code_arg);
jit_inc_synth_wp(getarg_us, u, v);
if (jit_arg_reg_p(v->u.w))
jit_extr_us(u, _R32 + v->u.w);
else
jit_ldxi_us(u, JIT_FP, v->u.w + S_DISP);
jit_dec_synth();
}
void
_jit_getarg_i(jit_state_t *_jit, int32_t u, jit_node_t *v)
{
assert(v->code == jit_code_arg);
jit_inc_synth_wp(getarg_i, u, v);
if (jit_arg_reg_p(v->u.w))
jit_extr_i(u, _R32 + v->u.w);
else
jit_ldxi_i(u, JIT_FP, v->u.w + I_DISP);
jit_dec_synth();
}
void
_jit_getarg_ui(jit_state_t *_jit, int32_t u, jit_node_t *v)
{
assert(v->code == jit_code_arg);
jit_inc_synth_wp(getarg_ui, u, v);
if (jit_arg_reg_p(v->u.w))
jit_extr_ui(u, _R32 + v->u.w);
else
jit_ldxi_ui(u, JIT_FP, v->u.w + I_DISP);
jit_dec_synth();
}
void
_jit_getarg_l(jit_state_t *_jit, int32_t u, jit_node_t *v)
{
assert(v->code == jit_code_arg);
jit_inc_synth_wp(getarg_l, u, v);
if (jit_arg_reg_p(v->u.w))
jit_movr(u, _R32 + v->u.w);
else
jit_ldxi(u, JIT_FP, v->u.w);
jit_dec_synth();
}
void
_jit_putargr(jit_state_t *_jit, int32_t u, jit_node_t *v)
{
assert(v->code == jit_code_arg);
jit_inc_synth_wp(putargr, u, v);
if (jit_arg_reg_p(v->u.w))
jit_movr(_R32 + v->u.w, u);
else
jit_stxi(v->u.w, JIT_FP, u);
jit_dec_synth();
}
void
_jit_putargi(jit_state_t *_jit, jit_word_t u, jit_node_t *v)
{
int32_t regno;
assert(v->code == jit_code_arg);
jit_inc_synth_wp(putargi, u, v);
if (jit_arg_reg_p(v->u.w))
jit_movi(_R32 + v->u.w, u);
else {
regno = jit_get_reg(jit_class_gpr);
jit_movi(regno, u);
jit_stxi(v->u.w, JIT_FP, regno);
jit_unget_reg(regno);
}
jit_dec_synth();
}
void
_jit_getarg_f(jit_state_t *_jit, int32_t u, jit_node_t *v)
{
assert(v->code == jit_code_arg_f);
jit_inc_synth_wp(getarg_f, u, v);
if (jit_arg_reg_p(v->u.w))
jit_movr_w_f(u, _OUT0 + v->u.w);
else if (jit_arg_reg_p(v->u.w - 8))
jit_movr_f(u, _F8 + (v->u.w - 8));
else
jit_ldxi_f(u, JIT_FP, v->u.w + F_DISP);
jit_dec_synth();
}
void
_jit_putargr_f(jit_state_t *_jit, int32_t u, jit_node_t *v)
{
assert(v->code == jit_code_arg_f);
jit_inc_synth_wp(putargr_f, u, v);
if (jit_arg_reg_p(v->u.w))
jit_movr_f_w(_OUT0 + v->u.w, u);
else if (jit_arg_reg_p(v->u.w - 8))
jit_movr_f(_F8 + (v->u.w - 8), u);
else
jit_stxi_f(v->u.w, JIT_FP, u + F_DISP);
jit_dec_synth();
}
void
_jit_putargi_f(jit_state_t *_jit, jit_float32_t u, jit_node_t *v)
{
int32_t regno;
assert(v->code == jit_code_arg_f);
jit_inc_synth_fp(putargi_f, u, v);
if (jit_arg_reg_p(v->u.w))
jit_movi_f_w(_OUT0 + v->u.w, u);
else if (jit_arg_reg_p(v->u.w - 8))
jit_movi_f(_F8 + (v->u.w - 8), u);
else {
regno = jit_get_reg(jit_class_fpr);
jit_movi_f(regno, u);
jit_stxi_f(v->u.w, JIT_FP, regno + F_DISP);
jit_unget_reg(regno);
}
jit_dec_synth();
}
void
_jit_getarg_d(jit_state_t *_jit, int32_t u, jit_node_t *v)
{
assert(v->code == jit_code_arg_d);
jit_inc_synth_wp(getarg_d, u, v);
if (jit_arg_reg_p(v->u.w))
jit_movr_w_d(u, _OUT0 + v->u.w);
else if (jit_arg_reg_p(v->u.w - 8))
jit_movr_d(u, _F8 + (v->u.w - 8));
else
jit_ldxi_d(u, JIT_FP, v->u.w);
jit_dec_synth();
}
void
_jit_putargr_d(jit_state_t *_jit, int32_t u, jit_node_t *v)
{
assert(v->code == jit_code_arg_d);
jit_inc_synth_wp(putargr_d, u, v);
if (jit_arg_reg_p(v->u.w))
jit_movr_d_w(_OUT0 + v->u.w, u);
else if (jit_arg_reg_p(v->u.w - 8))
jit_movr_d(_F8 + (v->u.w - 8), u);
else
jit_stxi_d(v->u.w, JIT_FP, u);
jit_dec_synth();
}
void
_jit_putargi_d(jit_state_t *_jit, jit_float64_t u, jit_node_t *v)
{
int32_t regno;
assert(v->code == jit_code_arg_d);
jit_inc_synth_dp(putargi_d, u, v);
if (jit_arg_reg_p(v->u.w))
jit_movi_d_w(_OUT0 + v->u.w, u);
else if (jit_arg_reg_p(v->u.w - 8))
jit_movi_d(_F8 + (v->u.w - 8), u);
else {
regno = jit_get_reg(jit_class_fpr);
jit_movi_d(regno, u);
jit_stxi_d(v->u.w, JIT_FP, regno);
jit_unget_reg(regno);
}
jit_dec_synth();
}
void
_jit_pushargr(jit_state_t *_jit, int32_t u)
{
assert(_jitc->function);
jit_inc_synth_w(pushargr, u);
jit_link_prepare();
if (jit_arg_reg_p(_jitc->function->call.argi)) {
jit_movr(_OUT0 + _jitc->function->call.argi, u);
++_jitc->function->call.argi;
}
else {
jit_stxi(_jitc->function->call.size + params_offset, JIT_SP, u);
_jitc->function->call.size += sizeof(jit_word_t);
}
jit_dec_synth();
}
void
_jit_pushargi(jit_state_t *_jit, jit_word_t u)
{
int32_t regno;
assert(_jitc->function);
jit_inc_synth_w(pushargi, u);
jit_link_prepare();
if (jit_arg_reg_p(_jitc->function->call.argi)) {
jit_movi(_OUT0 + _jitc->function->call.argi, u);
++_jitc->function->call.argi;
}
else {
regno = jit_get_reg(jit_class_gpr);
jit_movi(regno, u);
jit_stxi(_jitc->function->call.size + params_offset, JIT_SP, regno);
_jitc->function->call.size += sizeof(jit_word_t);
jit_unget_reg(regno);
}
jit_dec_synth();
}
void
_jit_pushargr_f(jit_state_t *_jit, int32_t u)
{
assert(_jitc->function);
jit_inc_synth_w(pushargr_f, u);
jit_link_prepare();
if (jit_arg_reg_p(_jitc->function->call.argi)) {
if (!(_jitc->function->call.call & jit_call_varargs)) {
jit_movr_f(_F8 + _jitc->function->call.argf, u);
++_jitc->function->call.argf;
}
else
jit_movr_f_w(_OUT0 + _jitc->function->call.argi, u);
++_jitc->function->call.argi;
}
else {
jit_stxi_f(_jitc->function->call.size + params_offset + F_DISP,
JIT_SP, u);
_jitc->function->call.size += sizeof(jit_word_t);
}
jit_dec_synth();
}
void
_jit_pushargi_f(jit_state_t *_jit, jit_float32_t u)
{
int32_t regno;
assert(_jitc->function);
jit_inc_synth_f(pushargi_f, u);
jit_link_prepare();
if (jit_arg_reg_p(_jitc->function->call.argi)) {
if (!(_jitc->function->call.call & jit_call_varargs)) {
jit_movi_f(_F8 + _jitc->function->call.argf, u);
++_jitc->function->call.argf;
}
else
jit_movi_f_w(_OUT0 + _jitc->function->call.argi, u);
++_jitc->function->call.argi;
}
else {
regno = jit_get_reg(jit_class_fpr);
jit_movi_f(regno, u);
jit_stxi_f(_jitc->function->call.size + params_offset + F_DISP,
JIT_SP, regno);
_jitc->function->call.size += sizeof(jit_word_t);
jit_unget_reg(regno);
}
jit_dec_synth();
}
void
_jit_pushargr_d(jit_state_t *_jit, int32_t u)
{
assert(_jitc->function);
jit_inc_synth_w(pushargr_d, u);
jit_link_prepare();
if (jit_arg_reg_p(_jitc->function->call.argi)) {
if (!(_jitc->function->call.call & jit_call_varargs)) {
jit_movr_d(_F8 + _jitc->function->call.argf, u);
++_jitc->function->call.argf;
}
else
jit_movr_d_w(_OUT0 + _jitc->function->call.argi, u);
++_jitc->function->call.argi;
}
else {
jit_stxi_d(_jitc->function->call.size + params_offset, JIT_SP, u);
_jitc->function->call.size += sizeof(jit_float64_t);
}
jit_dec_synth();
}
void
_jit_pushargi_d(jit_state_t *_jit, jit_float64_t u)
{
int32_t regno;
assert(_jitc->function);
jit_inc_synth_d(pushargi_d, u);
jit_link_prepare();
if (jit_arg_reg_p(_jitc->function->call.argi)) {
if (!(_jitc->function->call.call & jit_call_varargs)) {
jit_movi_d(_F8 + _jitc->function->call.argf, u);
++_jitc->function->call.argf;
}
else
jit_movi_d_w(_OUT0 + _jitc->function->call.argi, u);
++_jitc->function->call.argi;
}
else {
regno = jit_get_reg(jit_class_fpr);
jit_movi_d(regno, u);
jit_stxi_d(_jitc->function->call.size + params_offset, JIT_SP, regno);
_jitc->function->call.size += sizeof(jit_float64_t);
jit_unget_reg(regno);
}
jit_dec_synth();
}
jit_bool_t
_jit_regarg_p(jit_state_t *_jit, jit_node_t *node, int32_t regno)
{
/* Argument registers are allocated from the pool of unused registers */
return (0);
}
void
_jit_finishr(jit_state_t *_jit, int32_t r0)
{
jit_node_t *call;
assert(_jitc->function);
jit_inc_synth_w(finishr, r0);
if (_jitc->function->self.alen < _jitc->function->call.size)
_jitc->function->self.alen = _jitc->function->call.size;
call = jit_callr(r0);
call->v.w = _jitc->function->call.argi;
call->w.w = _jitc->function->call.argf;
_jitc->function->call.argi = _jitc->function->call.argf =
_jitc->function->call.size = 0;
_jitc->prepare = 0;
jit_dec_synth();
}
jit_node_t *
_jit_finishi(jit_state_t *_jit, jit_pointer_t i0)
{
jit_node_t *node;
assert(_jitc->function);
jit_inc_synth_w(finishi, (jit_word_t)i0);
if (_jitc->function->self.alen < _jitc->function->call.size)
_jitc->function->self.alen = _jitc->function->call.size;
node = jit_calli(i0);
node->v.w = _jitc->function->call.argi;
node->w.w = _jitc->function->call.argf;
_jitc->function->call.argi = _jitc->function->call.argf =
_jitc->function->call.size = 0;
_jitc->prepare = 0;
jit_dec_synth();
return (node);
}
void
_jit_retval_c(jit_state_t *_jit, int32_t r0)
{
jit_inc_synth_w(retval_c, r0);
jit_extr_c(r0, JIT_RET);
jit_dec_synth();
}
void
_jit_retval_uc(jit_state_t *_jit, int32_t r0)
{
jit_inc_synth_w(retval_uc, r0);
jit_extr_uc(r0, JIT_RET);
jit_dec_synth();
}
void
_jit_retval_s(jit_state_t *_jit, int32_t r0)
{
jit_inc_synth_w(retval_s, r0);
jit_extr_s(r0, JIT_RET);
jit_dec_synth();
}
void
_jit_retval_us(jit_state_t *_jit, int32_t r0)
{
jit_inc_synth_w(retval_us, r0);
jit_extr_us(r0, JIT_RET);
jit_dec_synth();
}
void
_jit_retval_i(jit_state_t *_jit, int32_t r0)
{
jit_inc_synth_w(retval_i, r0);
jit_extr_i(r0, JIT_RET);
jit_dec_synth();
}
void
_jit_retval_ui(jit_state_t *_jit, int32_t r0)
{
jit_inc_synth_w(retval_ui, r0);
jit_extr_ui(r0, JIT_RET);
jit_dec_synth();
}
void
_jit_retval_l(jit_state_t *_jit, int32_t r0)
{
jit_inc_synth_w(retval_l, r0);
jit_movr(r0, JIT_RET);
jit_dec_synth();
}
void
_jit_retval_f(jit_state_t *_jit, int32_t r0)
{
jit_inc_synth_w(retval_l, r0);
jit_movr_f(r0, JIT_FRET);
jit_dec_synth();
}
void
_jit_retval_d(jit_state_t *_jit, int32_t r0)
{
jit_inc_synth_w(retval_d, r0);
jit_movr_d(r0, JIT_FRET);
jit_dec_synth();
}
jit_pointer_t
_emit_code(jit_state_t *_jit)
{
jit_node_t *node;
jit_node_t *temp;
jit_word_t word;
int32_t value;
int32_t offset;
struct {
jit_node_t *node;
jit_word_t word;
#if DEVEL_DISASSEMBLER
jit_word_t prevw;
#endif
int32_t patch_offset;
jit_word_t prolog_offset;
} undo;
#if DEVEL_DISASSEMBLER
jit_word_t prevw;
#endif
_jitc->function = NULL;
/* If did resize the code buffer, these were not reset */
_jitc->ioff = 0;
jit_regset_set_ui(&_jitc->regs, 0);
_jitc->pred = 0;
jit_reglive_setup();
undo.word = 0;
undo.node = NULL;
undo.patch_offset = 0;
#if DEVEL_DISASSEMBLER
prevw = _jit->pc.w;
#endif
undo.prolog_offset = 0;
for (node = _jitc->head; node; node = node->next)
if (node->code != jit_code_label &&
node->code != jit_code_note &&
node->code != jit_code_name)
break;
if (node && (node->code != jit_code_prolog ||
!(_jitc->functions.ptr + node->w.w)->assume_frame)) {
/* code may start with a jump so add an initial function descriptor */
word = _jit->pc.w + 16;
il(word); /* addr */
il(0); /* gp */
}
#define case_rr(name, type) \
case jit_code_##name##r##type: \
name##r##type(rn(node->u.w), rn(node->v.w)); \
break
#define case_rw(name, type) \
case jit_code_##name##i##type: \
name##i##type(rn(node->u.w), node->v.w); \
break
#define case_wr(name, type) \
case jit_code_##name##i##type: \
name##i##type(node->u.w, rn(node->v.w)); \
break
#define case_rrr(name, type) \
case jit_code_##name##r##type: \
name##r##type(rn(node->u.w), \
rn(node->v.w), rn(node->w.w)); \
break
#define case_rrrr(name, type) \
case jit_code_##name##r##type: \
name##r##type(rn(node->u.q.l), rn(node->u.q.h), \
rn(node->v.w), rn(node->w.w)); \
break
#define case_rrw(name, type) \
case jit_code_##name##i##type: \
name##i##type(rn(node->u.w), rn(node->v.w), node->w.w); \
break
#define case_rrrw(name, type) \
case jit_code_##name##i##type: \
name##i##type(rn(node->u.q.l), rn(node->u.q.h), \
rn(node->v.w), node->w.w); \
break
#define case_rrf(name, type, size) \
case jit_code_##name##i##type: \
assert(node->flag & jit_flag_data); \
name##i##type(rn(node->u.w), rn(node->v.w), \
(jit_float##size##_t *)node->w.n->u.w); \
break
#define case_wrr(name, type) \
case jit_code_##name##i##type: \
name##i##type(node->u.w, rn(node->v.w), rn(node->w.w)); \
break
#define case_brr(name, type) \
case jit_code_##name##r##type: \
temp = node->u.n; \
assert(temp->code == jit_code_label || \
temp->code == jit_code_epilog); \
if (temp->flag & jit_flag_patch) \
name##r##type(temp->u.w, rn(node->v.w), \
rn(node->w.w)); \
else { \
word = name##r##type(_jit->pc.w, \
rn(node->v.w), rn(node->w.w)); \
patch(word, node); \
} \
break
#define case_brw(name, type) \
case jit_code_##name##i##type: \
temp = node->u.n; \
assert(temp->code == jit_code_label || \
temp->code == jit_code_epilog); \
if (temp->flag & jit_flag_patch) \
name##i##type(temp->u.w, \
rn(node->v.w), node->w.w); \
else { \
word = name##i##type(_jit->pc.w, \
rn(node->v.w), node->w.w); \
patch(word, node); \
} \
break
#define case_brf(name, type, size) \
case jit_code_##name##i##type: \
temp = node->u.n; \
assert(temp->code == jit_code_label || \
temp->code == jit_code_epilog); \
if (temp->flag & jit_flag_patch) \
name##i##type(temp->u.w, rn(node->v.w), \
(jit_float##size##_t *)node->w.n->u.w); \
else { \
word = name##i##type(_jit->pc.w, rn(node->v.w), \
(jit_float##size##_t *)node->w.n->u.w); \
patch(word, node); \
} \
break
for (node = _jitc->head; node; node = node->next) {
if (_jit->pc.uc >= _jitc->code.end)
return (NULL);
value = jit_classify(node->code);
#if GET_JIT_SIZE
sync();
#endif
#if DEVEL_DISASSEMBLER
/* FIXME DEVEL_DISASSEMBLER should become DISASSEMBLER,
* but a "real" DEVEL_DISASSEMBLER should be required
* to turn the below "#if 0" into "#if 1" */
# if 0 /* Since disassembly outputs 3 instructions at a time,
* make it "#if 1" for more clear debug output. */
sync();
# endif
node->offset = (jit_uword_t)_jit->pc.w - (jit_uword_t)prevw;
prevw = _jit->pc.w;
#endif
jit_regarg_set(node, value);
switch (node->code) {
case jit_code_align:
assert(!(node->u.w & (node->u.w - 1)) &&
node->u.w <= sizeof(jit_word_t));
/* nothing done */
break;
case jit_code_note: case jit_code_name:
sync();
node->u.w = _jit->pc.w;
break;
case jit_code_label:
sync();
/* remember label is defined */
node->flag |= jit_flag_patch;
node->u.w = _jit->pc.w;
break;
case_rrr(add,);
case_rrw(add,);
case_rrr(addc,);
case_rrw(addc,);
case_rrr(addx,);
case_rrw(addx,);
case_rrr(sub,);
case_rrw(sub,);
case_rrr(subx,);
case_rrw(subx,);
case_rrw(rsb,);
case_rrr(subc,);
case_rrw(subc,);
case_rrr(mul,);
case_rrw(mul,);
case_rrrr(qmul,);
case_rrrw(qmul,);
case_rrrr(qmul, _u);
case_rrrw(qmul, _u);
case_rrr(div,);
case_rrw(div,);
case_rrr(div, _u);
case_rrw(div, _u);
case_rrr(rem,);
case_rrw(rem,);
case_rrr(rem, _u);
case_rrw(rem, _u);
case_rrrr(qdiv,);
case_rrrw(qdiv,);
case_rrrr(qdiv, _u);
case_rrrw(qdiv, _u);
case_rrr(and,);
case_rrw(and,);
case_rrr(or,);
case_rrw(or,);
case_rrr(xor,);
case_rrw(xor,);
case_rrr(lsh,);
case_rrw(lsh,);
case_rrr(rsh,);
case_rrw(rsh,);
case_rrr(rsh, _u);
case_rrw(rsh, _u);
case_rr(neg,);
case_rr(com,);
case_rr(mov,);
case jit_code_movi:
if (node->flag & jit_flag_node) {
temp = node->v.n;
if (temp->code == jit_code_data ||
(temp->code == jit_code_label &&
(temp->flag & jit_flag_patch)))
movi(rn(node->u.w), temp->u.w);
else {
assert(temp->code == jit_code_label ||
temp->code == jit_code_epilog);
word = movi_p(rn(node->u.w), node->v.w);
patch(word, node);
}
}
else
movi(rn(node->u.w), node->v.w);
break;
case_rr(hton, _us);
case_rr(hton, _ui);
case_rr(hton, _ul);
case_rr(ext, _c);
case_rr(ext, _uc);
case_rr(ext, _s);
case_rr(ext, _us);
case_rr(ext, _i);
case_rr(ext, _ui);
case_rr(trunc, _f_i);
case_rr(trunc, _d_i);
case_rr(trunc, _f_l);
case_rr(trunc, _d_l);
case_rrr(lt,);
case_rrw(lt,);
case_rrr(lt, _u);
case_rrw(lt, _u);
case_rrr(le,);
case_rrw(le,);
case_rrr(le, _u);
case_rrw(le, _u);
case_rrr(eq,);
case_rrw(eq,);
case_rrr(ge,);
case_rrw(ge,);
case_rrr(ge, _u);
case_rrw(ge, _u);
case_rrr(gt,);
case_rrw(gt,);
case_rrr(gt, _u);
case_rrw(gt, _u);
case_rrr(ne,);
case_rrw(ne,);
case_rr(ld, _c);
case_rw(ld, _c);
case_rr(ld, _uc);
case_rw(ld, _uc);
case_rr(ld, _s);
case_rw(ld, _s);
case_rr(ld, _us);
case_rw(ld, _us);
case_rr(ld, _i);
case_rw(ld, _i);
case_rr(ld, _ui);
case_rw(ld, _ui);
case_rr(ld, _l);
case_rw(ld, _l);
case_rrr(ldx, _c);
case_rrw(ldx, _c);
case_rrr(ldx, _uc);
case_rrw(ldx, _uc);
case_rrr(ldx, _s);
case_rrw(ldx, _s);
case_rrr(ldx, _us);
case_rrw(ldx, _us);
case_rrr(ldx, _i);
case_rrw(ldx, _i);
case_rrr(ldx, _ui);
case_rrw(ldx, _ui);
case_rrr(ldx, _l);
case_rrw(ldx, _l);
case_rr(st, _c);
case_wr(st, _c);
case_rr(st, _s);
case_wr(st, _s);
case_rr(st, _i);
case_wr(st, _i);
case_rr(st, _l);
case_wr(st, _l);
case_rrr(stx, _c);
case_wrr(stx, _c);
case_rrr(stx, _s);
case_wrr(stx, _s);
case_rrr(stx, _i);
case_wrr(stx, _i);
case_rrr(stx, _l);
case_wrr(stx, _l);
case_brr(blt,);
case_brw(blt,);
case_brr(blt, _u);
case_brw(blt, _u);
case_brr(ble,);
case_brw(ble,);
case_brr(ble, _u);
case_brw(ble, _u);
case_brr(beq,);
case_brw(beq,);
case_brr(bge,);
case_brw(bge,);
case_brr(bge, _u);
case_brw(bge, _u);
case_brr(bgt,);
case_brw(bgt,);
case_brr(bgt, _u);
case_brw(bgt, _u);
case_brr(bne,);
case_brw(bne,);
case_brr(bms,);
case_brw(bms,);
case_brr(bmc,);
case_brw(bmc,);
case_brr(boadd,);
case_brw(boadd,);
case_brr(boadd, _u);
case_brw(boadd, _u);
case_brr(bxadd,);
case_brw(bxadd,);
case_brr(bxadd, _u);
case_brw(bxadd, _u);
case_brr(bosub,);
case_brw(bosub,);
case_brr(bosub, _u);
case_brw(bosub, _u);
case_brr(bxsub,);
case_brw(bxsub,);
case_brr(bxsub, _u);
case_brw(bxsub, _u);
case_rrr(add, _f);
case_rrf(add, _f, 32);
case_rrr(sub, _f);
case_rrf(sub, _f, 32);
case_rrf(rsb, _f, 32);
case_rrr(mul, _f);
case_rrf(mul, _f, 32);
case_rrr(div, _f);
case_rrf(div, _f, 32);
case_rr(ext, _f);
case_rr(abs, _f);
case_rr(neg, _f);
case_rr(sqrt, _f);
case_rr(ld, _f);
case_rw(ld, _f);
case_rrr(ldx, _f);
case_rrw(ldx, _f);
case_rr(st, _f);
case_wr(st, _f);
case_rrr(stx, _f);
case_wrr(stx, _f);
case_rr(mov, _f);
case jit_code_movi_f:
assert(node->flag & jit_flag_data);
movi_f(rn(node->u.w), (jit_float32_t *)node->v.n->u.w);
break;
case_rr(ext, _d_f);
case_rrr(lt, _f);
case_rrf(lt, _f, 32);
case_rrr(le, _f);
case_rrf(le, _f, 32);
case_rrr(eq, _f);
case_rrf(eq, _f, 32);
case_rrr(ge, _f);
case_rrf(ge, _f, 32);
case_rrr(gt, _f);
case_rrf(gt, _f, 32);
case_rrr(ne, _f);
case_rrf(ne, _f, 32);
case_rrr(unlt, _f);
case_rrf(unlt, _f, 32);
case_rrr(unle, _f);
case_rrf(unle, _f, 32);
case_rrr(uneq, _f);
case_rrf(uneq, _f, 32);
case_rrr(unge, _f);
case_rrf(unge, _f, 32);
case_rrr(ungt, _f);
case_rrf(ungt, _f, 32);
case_rrr(ltgt, _f);
case_rrf(ltgt, _f, 32);
case_rrr(ord, _f);
case_rrf(ord, _f, 32);
case_rrr(unord, _f);
case_rrf(unord, _f, 32);
case_brr(blt, _f);
case_brf(blt, _f, 32);
case_brr(ble, _f);
case_brf(ble, _f, 32);
case_brr(beq, _f);
case_brf(beq, _f, 32);
case_brr(bge, _f);
case_brf(bge, _f, 32);
case_brr(bgt, _f);
case_brf(bgt, _f, 32);
case_brr(bne, _f);
case_brf(bne, _f, 32);
case_brr(bunlt, _f);
case_brf(bunlt, _f, 32);
case_brr(bunle, _f);
case_brf(bunle, _f, 32);
case_brr(buneq, _f);
case_brf(buneq, _f, 32);
case_brr(bunge, _f);
case_brf(bunge, _f, 32);
case_brr(bungt, _f);
case_brf(bungt, _f, 32);
case_brr(bltgt, _f);
case_brf(bltgt, _f, 32);
case_brr(bord, _f);
case_brf(bord, _f, 32);
case_brr(bunord, _f);
case_brf(bunord, _f, 32);
case_rrr(add, _d);
case_rrf(add, _d, 64);
case_rrr(sub, _d);
case_rrf(sub, _d, 64);
case_rrf(rsb, _d, 64);
case_rrr(mul, _d);
case_rrf(mul, _d, 64);
case_rrr(div, _d);
case_rrf(div, _d, 64);
case_rr(ext, _d);
case_rr(abs, _d);
case_rr(neg, _d);
case_rr(sqrt, _d);
case_rr(ld, _d);
case_rw(ld, _d);
case_rrr(ldx, _d);
case_rrw(ldx, _d);
case_rr(st, _d);
case_wr(st, _d);
case_rrr(stx, _d);
case_wrr(stx, _d);
case_rr(mov, _d);
case jit_code_movi_d:
assert(node->flag & jit_flag_data);
movi_d(rn(node->u.w), (jit_float64_t *)node->v.n->u.w);
break;
case_rr(ext, _f_d);
case_rrr(lt, _d);
case_rrf(lt, _d, 64);
case_rrr(le, _d);
case_rrf(le, _d, 64);
case_rrr(eq, _d);
case_rrf(eq, _d, 64);
case_rrr(ge, _d);
case_rrf(ge, _d, 64);
case_rrr(gt, _d);
case_rrf(gt, _d, 64);
case_rrr(ne, _d);
case_rrf(ne, _d, 64);
case_rrr(unlt, _d);
case_rrf(unlt, _d, 64);
case_rrr(unle, _d);
case_rrf(unle, _d, 64);
case_rrr(uneq, _d);
case_rrf(uneq, _d, 64);
case_rrr(unge, _d);
case_rrf(unge, _d, 64);
case_rrr(ungt, _d);
case_rrf(ungt, _d, 64);
case_rrr(ltgt, _d);
case_rrf(ltgt, _d, 64);
case_rrr(ord, _d);
case_rrf(ord, _d, 64);
case_rrr(unord, _d);
case_rrf(unord, _d, 64);
case_brr(blt, _d);
case_brf(blt, _d, 64);
case_brr(ble, _d);
case_brf(ble, _d, 64);
case_brr(beq, _d);
case_brf(beq, _d, 64);
case_brr(bge, _d);
case_brf(bge, _d, 64);
case_brr(bgt, _d);
case_brf(bgt, _d, 64);
case_brr(bne, _d);
case_brf(bne, _d, 64);
case_brr(bunlt, _d);
case_brf(bunlt, _d, 64);
case_brr(bunle, _d);
case_brf(bunle, _d, 64);
case_brr(buneq, _d);
case_brf(buneq, _d, 64);
case_brr(bunge, _d);
case_brf(bunge, _d, 64);
case_brr(bungt, _d);
case_brf(bungt, _d, 64);
case_brr(bltgt, _d);
case_brf(bltgt, _d, 64);
case_brr(bord, _d);
case_brf(bord, _d, 64);
case_brr(bunord, _d);
case_brf(bunord, _d, 64);
case jit_code_jmpr:
jmpr(rn(node->u.w));
break;
case jit_code_jmpi:
if (node->flag & jit_flag_node) {
if (_jit->pc.uc == _jit->code.ptr + 16)
_jitc->jump = 1;
temp = node->u.n;
assert(temp->code == jit_code_label ||
temp->code == jit_code_epilog);
if (temp->flag & jit_flag_patch)
jmpi(temp->u.w);
else {
word = jmpi_p(_jit->pc.w);
patch(word, node);
}
}
else
jmpi(node->u.w);
break;
case jit_code_callr:
callr(rn(node->u.w));
break;
case jit_code_calli:
if (node->flag & jit_flag_node) {
temp = node->u.n;
assert(temp->code == jit_code_label ||
temp->code == jit_code_epilog);
word = calli_p(temp->u.w);
if (!(temp->flag & jit_flag_patch))
patch(word, node);
}
else
calli(node->u.w);
break;
case jit_code_prolog:
jit_regset_set_ui(&_jitc->regs, 0);
_jitc->pred = 0;
sync();
_jitc->function = _jitc->functions.ptr + node->w.w;
undo.node = node;
undo.word = _jit->pc.w;
#if DEVEL_DISASSEMBLER
undo.prevw = prevw;
#endif
undo.patch_offset = _jitc->patches.offset;
undo.prolog_offset = _jitc->prolog.offset;
restart_function:
_jitc->again = 0;
if (_jitc->jump && !_jitc->function->assume_frame) {
/* remember prolog to hide offset adjustment for a jump
* to the start of a function, what is expected to be
* a common practice as first jit instruction */
if (_jitc->prolog.offset >= _jitc->prolog.length) {
_jitc->prolog.length += 16;
jit_realloc((jit_pointer_t *)&_jitc->prolog.ptr,
(_jitc->prolog.length - 16) *
sizeof(jit_word_t),
_jitc->prolog.length * sizeof(jit_word_t));
}
_jitc->prolog.ptr[_jitc->prolog.offset++] = _jit->pc.w;
/* function descriptor */
word = _jit->pc.w + 16;
il(word); /* addr */
il(0); /* gp */
}
prolog(node);
break;
case jit_code_epilog:
assert(_jitc->function == _jitc->functions.ptr + node->w.w);
if (_jitc->again) {
for (temp = undo.node->next;
temp != node; temp = temp->next) {
if (temp->code == jit_code_label ||
temp->code == jit_code_epilog)
temp->flag &= ~jit_flag_patch;
}
temp->flag &= ~jit_flag_patch;
node = undo.node;
_jit->pc.w = undo.word;
#if DEVEL_DISASSEMBLER
prevw = undo.prevw;
#endif
_jitc->patches.offset = undo.patch_offset;
_jitc->prolog.offset = undo.prolog_offset;
_jitc->ioff = 0;
jit_regset_set_ui(&_jitc->regs, 0);
_jitc->pred = 0;
goto restart_function;
}
/* remember label is defined */
sync();
node->flag |= jit_flag_patch;
node->u.w = _jit->pc.w;
epilog(node);
jit_regset_set_ui(&_jitc->regs, 0);
_jitc->pred = 0;
_jitc->function = NULL;
break;
case jit_code_va_start:
vastart(rn(node->u.w));
break;
case jit_code_va_arg:
vaarg(rn(node->u.w), rn(node->v.w));
break;
case jit_code_va_arg_d:
vaarg_d(rn(node->u.w), rn(node->v.w));
break;
case jit_code_live:
case jit_code_arg: case jit_code_ellipsis:
case jit_code_va_push:
case jit_code_allocai: case jit_code_allocar:
case jit_code_arg_f: case jit_code_arg_d:
case jit_code_va_end:
case jit_code_ret:
case jit_code_retr: case jit_code_reti:
case jit_code_retr_f: case jit_code_reti_f:
case jit_code_retr_d: case jit_code_reti_d:
case jit_code_getarg_c: case jit_code_getarg_uc:
case jit_code_getarg_s: case jit_code_getarg_us:
case jit_code_getarg_i: case jit_code_getarg_ui:
case jit_code_getarg_l:
case jit_code_getarg_f: case jit_code_getarg_d:
case jit_code_putargr: case jit_code_putargi:
case jit_code_putargr_f: case jit_code_putargi_f:
case jit_code_putargr_d: case jit_code_putargi_d:
case jit_code_pushargr: case jit_code_pushargi:
case jit_code_pushargr_f: case jit_code_pushargi_f:
case jit_code_pushargr_d: case jit_code_pushargi_d:
case jit_code_retval_c: case jit_code_retval_uc:
case jit_code_retval_s: case jit_code_retval_us:
case jit_code_retval_i:
case jit_code_retval_ui: case jit_code_retval_l:
case jit_code_retval_f: case jit_code_retval_d:
case jit_code_prepare:
case jit_code_finishr: case jit_code_finishi:
break;
case jit_code_movr_w_f:
movr_w_f(rn(node->u.w), rn(node->v.w));
break;
case jit_code_movr_f_w:
movr_f_w(rn(node->u.w), rn(node->v.w));
break;
case jit_code_movr_w_d:
movr_w_d(rn(node->u.w), rn(node->v.w));
break;
case jit_code_movr_d_w:
movr_d_w(rn(node->u.w), rn(node->v.w));
break;
case jit_code_movi_f_w:
movi_f_w(rn(node->u.w), node->v.n->u.p);
break;
case jit_code_movi_d_w:
movi_d_w(rn(node->u.w), node->v.n->u.p);
break;
default:
abort();
}
if (jit_carry != _NOREG) {
switch (node->code) {
case jit_code_note:
case jit_code_addcr: case jit_code_addci:
case jit_code_addxr: case jit_code_addxi:
case jit_code_subcr: case jit_code_subci:
case jit_code_subxr: case jit_code_subxi:
break;
default:
jit_unget_reg(jit_carry);
jit_carry = _NOREG;
break;
}
}
#if GET_JIT_SIZE
sync();
#endif
jit_regarg_clr(node, value);
if (jit_carry == _NOREG)
assert(jit_regset_cmp_ui(&_jitc->regarg, 0) == 0);
else {
assert(jit_regset_scan1(&_jitc->regarg, 0) == jit_carry);
assert(jit_regset_scan1(&_jitc->regarg, jit_carry + 1) == ULONG_MAX);
}
assert(_jitc->synth == 0);
/* update register live state */
jit_reglive(node);
}
sync();
#undef case_brf
#undef case_brw
#undef case_brr
#undef case_wrr
#undef case_rrrw
#undef case_rrf
#undef case_rrw
#undef case_rrrr
#undef case_rrr
#undef case_wr
#undef case_rw
#undef case_rr
for (offset = 0; offset < _jitc->patches.offset; offset++) {
node = _jitc->patches.ptr[offset].node;
word = node->code == jit_code_movi ? node->v.n->u.w : node->u.n->u.w;
patch_at(node->code, _jitc->patches.ptr[offset].inst, word);
}
jit_flush(_jit->code.ptr, _jit->pc.uc);
return (_jit->code.ptr);
}
#define CODE 1
# include "ia64-cpu.c"
# include "ia64-fpu.c"
#undef CODE
void
jit_flush(void *fptr, void *tptr)
{
#if defined(__GNUC__)
jit_word_t f, t, s;
s = sysconf(_SC_PAGE_SIZE);
f = (jit_word_t)fptr & -s;
t = (((jit_word_t)tptr) + s - 1) & -s;
# if 0
__clear_cache((void *)f, (void *)t);
# else
/* __clear_cache is a noop in (old?) gcc, but cache flush is
* required on a multi processor Linux system. */
for (s = f; s < t; s += 32)
asm volatile("fc %0" :: "r"(s) : "memory");
# endif
#endif
}
/* Use r2 that is reserved to not require a jit_get_reg call, also note
* that addil needs a register that first in 2 bits, so, if using a
* register other than r2 must be less than r8 (or check for a smaller
* immediate, i.e. i0 >= -8192 && i0 <= 8191) */
void
_emit_ldxi(jit_state_t *_jit, jit_gpr_t r0, jit_gpr_t r1, jit_word_t i0)
{
assert(i0 >= -2097152 && i0 < 2097151);
addi(GR_2, rn(r1), i0);
ldr(rn(r0), GR_2);
}
void
_emit_stxi(jit_state_t *_jit, jit_word_t i0, jit_gpr_t r0, jit_gpr_t r1)
{
assert(i0 >= -2097152 && i0 < 2097151);
addi(GR_2, rn(r0), i0);
str(GR_2, rn(r1));
}
void
_emit_ldxi_d(jit_state_t *_jit, jit_fpr_t r0, jit_gpr_t r1, jit_word_t i0)
{
assert(i0 >= -2097152 && i0 < 2097151);
addi(GR_2, rn(r1), i0);
ldr_d(rn(r0), GR_2);
}
void
_emit_stxi_d(jit_state_t *_jit, jit_word_t i0, jit_gpr_t r0, jit_fpr_t r1)
{
assert(i0 >= -2097152 && i0 < 2097151);
addi(GR_2, rn(r0), i0);
str_d(GR_2, rn(r1));
}
static void
_patch(jit_state_t *_jit, jit_word_t instr, jit_node_t *node)
{
int32_t flag;
assert(node->flag & jit_flag_node);
if (node->code == jit_code_movi)
flag = node->v.n->flag;
else
flag = node->u.n->flag;
assert(!(flag & jit_flag_patch));
if (_jitc->patches.offset >= _jitc->patches.length) {
jit_realloc((jit_pointer_t *)&_jitc->patches.ptr,
_jitc->patches.length * sizeof(jit_patch_t),
(_jitc->patches.length + 1024) * sizeof(jit_patch_t));
_jitc->patches.length += 1024;
}
_jitc->patches.ptr[_jitc->patches.offset].inst = instr;
_jitc->patches.ptr[_jitc->patches.offset].node = node;
++_jitc->patches.offset;
}
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