diff options
Diffstat (limited to 'deps/lightning/lib/jit_ia64.c')
| -rw-r--r-- | deps/lightning/lib/jit_ia64.c | 1769 |
1 files changed, 1769 insertions, 0 deletions
diff --git a/deps/lightning/lib/jit_ia64.c b/deps/lightning/lib/jit_ia64.c new file mode 100644 index 0000000..9207d81 --- /dev/null +++ b/deps/lightning/lib/jit_ia64.c @@ -0,0 +1,1769 @@ +/* + * Copyright (C) 2013-2019 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 + */ + +#include <lightning.h> +#include <lightning/jit_private.h> + +#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(jit_int8_t) +# define S_DISP 8 - sizeof(jit_int16_t) +# define I_DISP 8 - sizeof(jit_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 "jit_ia64-cpu.c" +# include "jit_ia64-fpu.c" +#undef PROTO + +/* + * Initialization + */ +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) +{ + 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(jit_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); +} + +jit_int32_t +_jit_allocai(jit_state_t *_jit, 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, jit_int32_t u, jit_int32_t v) +{ + jit_int32_t reg; + assert(_jitc->function); + jit_inc_synth_ww(allocar, u, v); + if (!_jitc->function->allocar) { + _jitc->function->aoffoff = jit_allocai(sizeof(jit_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, 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, 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, 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, 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; + jit_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; + jit_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; + jit_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, 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, 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, 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, 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, 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, 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, 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, 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) +{ + jit_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, 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, 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) +{ + jit_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, 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, 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) +{ + jit_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, 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) +{ + jit_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, 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) +{ + jit_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, 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) +{ + jit_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, jit_int32_t regno) +{ + /* Argument registers are allocated from the pool of unused registers */ + return (0); +} + +void +_jit_finishr(jit_state_t *_jit, 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, 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, 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, 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, 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, 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, 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, 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, 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, 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; + jit_int32_t value; + jit_int32_t offset; + struct { + jit_node_t *node; + jit_word_t word; +#if DEVEL_DISASSEMBLER + jit_word_t prevw; +#endif + jit_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_regset_cmp_ui(&_jitc->regarg, 0) != 0) { + 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 "jit_ia64-cpu.c" +# include "jit_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) +{ + jit_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; +} |