X-Git-Url: https://notaz.gp2x.de/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=deps%2Flightning%2Flib%2Fjit_s390.c;h=6934b11f4bb78b7cdd327fa3cebf716656b518e4;hb=02a5662c31c401081716623cc80bb1c4ab1dbb19;hp=ef0c89988dd35cc00f82ea57a8c085725003c285;hpb=ba3814c189d3bd2332b66fb6c633a7d028e618fe;p=pcsx_rearmed.git diff --git a/deps/lightning/lib/jit_s390.c b/deps/lightning/lib/jit_s390.c index ef0c8998..6934b11f 100644 --- a/deps/lightning/lib/jit_s390.c +++ b/deps/lightning/lib/jit_s390.c @@ -1,5 +1,5 @@ /* - * Copyright (C) 2013-2019 Free Software Foundation, Inc. + * Copyright (C) 2013-2023 Free Software Foundation, Inc. * * This file is part of GNU lightning. * @@ -16,6 +16,12 @@ * Authors: * Paulo Cesar Pereira de Andrade */ +#define CHECK_FLOGR 0 + +#if CHECK_FLOGR +#include +#include +#endif #include #include @@ -88,12 +94,15 @@ extern void __clear_cache(void *, void *); #define PROTO 1 # include "jit_s390-cpu.c" # include "jit_s390-fpu.c" -# include "jit_fallback.c" +# if CHECK_FLOGR +# include "jit_fallback.c" +# endif #undef PROTO /* * Initialization */ +jit_cpu_t jit_cpu; jit_register_t _rvs[] = { { rc(gpr) | 0x0, "%r0" }, { rc(gpr) | 0x1, "%r1" }, @@ -130,13 +139,48 @@ jit_register_t _rvs[] = { { rc(fpr) | rc(arg) | 0x0, "%f0" }, { _NOREG, "" }, }; +#if CHECK_FLOGR +static sigjmp_buf jit_env; +#endif /* * Implementation */ +#if CHECK_FLOGR +static void +sigill_handler(int signum) +{ + jit_cpu.flogr = 0; + siglongjmp(jit_env, 1); +} +#endif + void jit_get_cpu(void) { +#if CHECK_FLOGR + int r12, r13; + struct sigaction new_action, old_action; + new_action.sa_handler = sigill_handler; + sigemptyset(&new_action.sa_mask); + new_action.sa_flags = 0; + sigaction(SIGILL, NULL, &old_action); + if (old_action.sa_handler != SIG_IGN) { + sigaction(SIGILL, &new_action, NULL); + if (!sigsetjmp(jit_env, 1)) { + jit_cpu.flogr = 1; + /* flogr %r12, %r12 */ + __asm__ volatile("lgr %%r12, %0; lgr %%r13, %1;" + "flogr %%r12, %%r12;" + "lgr %1, %%r13; lgr %0, %%r12;" + : "=r" (r12), "=r" (r13)); + sigaction(SIGILL, &old_action, NULL); + } + } +#else + /* By default, assume it is available */ + jit_cpu.flogr = 1; +#endif } void @@ -241,18 +285,18 @@ _jit_ret(jit_state_t *_jit) } void -_jit_retr(jit_state_t *_jit, jit_int32_t u) +_jit_retr(jit_state_t *_jit, jit_int32_t u, jit_code_t code) { - jit_inc_synth_w(retr, u); + jit_code_inc_synth_w(code, u); jit_movr(JIT_RET, u); jit_ret(); jit_dec_synth(); } void -_jit_reti(jit_state_t *_jit, jit_word_t u) +_jit_reti(jit_state_t *_jit, jit_word_t u, jit_code_t code) { - jit_inc_synth_w(reti, u); + jit_code_inc_synth_w(code, u); jit_movi(JIT_RET, u); jit_ret(); jit_dec_synth(); @@ -306,7 +350,7 @@ _jit_epilog(jit_state_t *_jit) jit_bool_t _jit_arg_register_p(jit_state_t *_jit, jit_node_t *u) { - if (u->code == jit_code_arg) + if (u->code >= jit_code_arg_c && u->code <= jit_code_arg) return (jit_arg_reg_p(u->u.w)); assert(u->code == jit_code_arg_f || u->code == jit_code_arg_d); return (jit_arg_f_reg_p(u->u.w)); @@ -353,18 +397,22 @@ _jit_va_push(jit_state_t *_jit, jit_int32_t u) } jit_node_t * -_jit_arg(jit_state_t *_jit) +_jit_arg(jit_state_t *_jit, jit_code_t code) { jit_node_t *node; jit_int32_t offset; assert(_jitc->function); + assert(!(_jitc->function->self.call & jit_call_varargs)); +#if STRONG_TYPE_CHECKING + assert(code >= jit_code_arg_c && code <= jit_code_arg); +#endif 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, + node = jit_new_node_ww(code, offset, ++_jitc->function->self.argn); jit_link_prolog(); return (node); @@ -409,7 +457,7 @@ _jit_arg_d(jit_state_t *_jit) void _jit_getarg_c(jit_state_t *_jit, jit_int32_t u, jit_node_t *v) { - assert(v->code == jit_code_arg); + assert_arg_type(v->code, jit_code_arg_c); jit_inc_synth_wp(getarg_c, u, v); if (jit_arg_reg_p(v->u.w)) jit_extr_c(u, _R2 - v->u.w); @@ -422,7 +470,7 @@ _jit_getarg_c(jit_state_t *_jit, jit_int32_t u, jit_node_t *v) void _jit_getarg_uc(jit_state_t *_jit, jit_int32_t u, jit_node_t *v) { - assert(v->code == jit_code_arg); + assert_arg_type(v->code, jit_code_arg_c); jit_inc_synth_wp(getarg_uc, u, v); if (jit_arg_reg_p(v->u.w)) jit_extr_uc(u, _R2 - v->u.w); @@ -435,7 +483,7 @@ _jit_getarg_uc(jit_state_t *_jit, jit_int32_t u, jit_node_t *v) void _jit_getarg_s(jit_state_t *_jit, jit_int32_t u, jit_node_t *v) { - assert(v->code == jit_code_arg); + assert_arg_type(v->code, jit_code_arg_s); jit_inc_synth_wp(getarg_s, u, v); if (jit_arg_reg_p(v->u.w)) jit_extr_s(u, _R2 - v->u.w); @@ -448,7 +496,7 @@ _jit_getarg_s(jit_state_t *_jit, jit_int32_t u, jit_node_t *v) void _jit_getarg_us(jit_state_t *_jit, jit_int32_t u, jit_node_t *v) { - assert(v->code == jit_code_arg); + assert_arg_type(v->code, jit_code_arg_s); jit_inc_synth_wp(getarg_us, u, v); if (jit_arg_reg_p(v->u.w)) jit_extr_us(u, _R2 - v->u.w); @@ -461,7 +509,7 @@ _jit_getarg_us(jit_state_t *_jit, jit_int32_t u, jit_node_t *v) void _jit_getarg_i(jit_state_t *_jit, jit_int32_t u, jit_node_t *v) { - assert(v->code == jit_code_arg); + assert_arg_type(v->code, jit_code_arg_i); jit_inc_synth_wp(getarg_i, u, v); if (jit_arg_reg_p(v->u.w)) { #if __WORDSIZE == 32 @@ -480,7 +528,7 @@ _jit_getarg_i(jit_state_t *_jit, jit_int32_t u, jit_node_t *v) void _jit_getarg_ui(jit_state_t *_jit, jit_int32_t u, jit_node_t *v) { - assert(v->code == jit_code_arg); + assert_arg_type(v->code, jit_code_arg_i); jit_inc_synth_wp(getarg_ui, u, v); if (jit_arg_reg_p(v->u.w)) jit_extr_ui(u, _R2 - v->u.w); @@ -493,7 +541,7 @@ _jit_getarg_ui(jit_state_t *_jit, jit_int32_t u, jit_node_t *v) void _jit_getarg_l(jit_state_t *_jit, jit_int32_t u, jit_node_t *v) { - assert(v->code == jit_code_arg); + assert_arg_type(v->code, jit_code_arg_l); jit_inc_synth_wp(getarg_l, u, v); if (jit_arg_reg_p(v->u.w)) jit_movr(u, _R2 - v->u.w); @@ -504,10 +552,10 @@ _jit_getarg_l(jit_state_t *_jit, jit_int32_t u, jit_node_t *v) #endif void -_jit_putargr(jit_state_t *_jit, jit_int32_t u, jit_node_t *v) +_jit_putargr(jit_state_t *_jit, jit_int32_t u, jit_node_t *v, jit_code_t code) { - assert(v->code == jit_code_arg); - jit_inc_synth_wp(putargr, u, v); + assert_putarg_type(code, v->code); + jit_code_inc_synth_wp(code, u, v); if (jit_arg_reg_p(v->u.w)) jit_movr(_R2 - v->u.w, u); else @@ -516,11 +564,11 @@ _jit_putargr(jit_state_t *_jit, jit_int32_t u, jit_node_t *v) } void -_jit_putargi(jit_state_t *_jit, jit_word_t u, jit_node_t *v) +_jit_putargi(jit_state_t *_jit, jit_word_t u, jit_node_t *v, jit_code_t code) { jit_int32_t regno; - assert(v->code == jit_code_arg); - jit_inc_synth_wp(putargi, u, v); + assert_putarg_type(code, v->code); + jit_code_inc_synth_wp(code, u, v); if (jit_arg_reg_p(v->u.w)) jit_movi(_R2 - v->u.w, u); else { @@ -628,10 +676,10 @@ _jit_putargi_d(jit_state_t *_jit, jit_float64_t u, jit_node_t *v) } void -_jit_pushargr(jit_state_t *_jit, jit_int32_t u) +_jit_pushargr(jit_state_t *_jit, jit_int32_t u, jit_code_t code) { assert(_jitc->function); - jit_inc_synth_w(pushargr, u); + jit_code_inc_synth_w(code, u); jit_link_prepare(); if (jit_arg_reg_p(_jitc->function->call.argi)) { jit_movr(_R2 - _jitc->function->call.argi, u); @@ -645,11 +693,11 @@ _jit_pushargr(jit_state_t *_jit, jit_int32_t u) } void -_jit_pushargi(jit_state_t *_jit, jit_word_t u) +_jit_pushargi(jit_state_t *_jit, jit_word_t u, jit_code_t code) { jit_int32_t regno; assert(_jitc->function); - jit_inc_synth_w(pushargi, u); + jit_code_inc_synth_w(code, u); jit_link_prepare(); if (jit_arg_reg_p(_jitc->function->call.argi)) { jit_movi(_R2 - _jitc->function->call.argi, u); @@ -891,6 +939,7 @@ _emit_code(jit_state_t *_jit) struct { jit_node_t *node; jit_word_t word; + jit_function_t func; #if DEVEL_DISASSEMBLER jit_word_t prevw; #endif @@ -1028,11 +1077,13 @@ _emit_code(jit_state_t *_jit) 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)); - if (node->u.w == sizeof(jit_word_t) && - (word = _jit->pc.w & (sizeof(jit_word_t) - 1))) - nop(sizeof(jit_word_t) - word); + /* Must align to a power of two */ + assert(!(node->u.w & (node->u.w - 1))); + if ((word = _jit->pc.w & (node->u.w - 1))) + nop(node->u.w - word); + break; + case jit_code_skip: + nop((node->u.w + 1) & ~1); break; case jit_code_note: case jit_code_name: node->u.w = _jit->pc.w; @@ -1084,6 +1135,10 @@ _emit_code(jit_state_t *_jit) case_rrw(rsh, _u); case_rr(neg,); case_rr(com,); + case_rr(clo,); + case_rr(clz,); + case_rr(cto,); + case_rr(ctz,); case_rrr(and,); case_rrw(and,); case_rrr(or,); @@ -1429,14 +1484,21 @@ _emit_code(jit_state_t *_jit) assert(temp->code == jit_code_label || temp->code == jit_code_epilog); if (temp->flag & jit_flag_patch) - jmpi(temp->u.w); + jmpi(temp->u.w, 1); else { - word = jmpi_p(_jit->pc.w); + word = _jit->code.length - + (_jit->pc.uc - _jit->code.ptr); + if (s32_p(word)) { + offset = s16_p(word); + word = jmpi(_jit->pc.w, offset); + } + else + word = jmpi_p(_jit->pc.w); patch(word, node); } } else - jmpi(node->u.w); + jmpi(node->u.w, 1); break; case jit_code_callr: callr(rn(node->u.w)); @@ -1447,19 +1509,27 @@ _emit_code(jit_state_t *_jit) assert(temp->code == jit_code_label || temp->code == jit_code_epilog); if (temp->flag & jit_flag_patch) - calli(temp->u.w); + calli(temp->u.w, 1); else { - word = calli_p(_jit->pc.w); + word = _jit->code.length - + (_jit->pc.uc - _jit->code.ptr); + if (s32_p(word)) { + offset =s16_p(word); + word = calli(_jit->pc.w, offset); + } + else + word = calli_p(_jit->pc.w); patch(word, node); } } else - calli(node->u.w); + calli(node->u.w, 1); break; case jit_code_prolog: _jitc->function = _jitc->functions.ptr + node->w.w; undo.node = node; undo.word = _jit->pc.w; + memcpy(&undo.func, _jitc->function, sizeof(undo.func)); #if DEVEL_DISASSEMBLER undo.prevw = prevw; #endif @@ -1480,6 +1550,16 @@ _emit_code(jit_state_t *_jit) temp->flag &= ~jit_flag_patch; node = undo.node; _jit->pc.w = undo.word; + /* undo.func.self.aoff and undo.func.regset should not + * be undone, as they will be further updated, and are + * the reason of the undo. */ + undo.func.self.aoff = _jitc->function->frame + + _jitc->function->self.aoff; + jit_regset_set(&undo.func.regset, &_jitc->function->regset); + /* allocar information also does not need to be undone */ + undo.func.aoffoff = _jitc->function->aoffoff; + undo.func.allocar = _jitc->function->allocar; + memcpy(_jitc->function, &undo.func, sizeof(undo.func)); #if DEVEL_DISASSEMBLER prevw = undo.prevw; #endif @@ -1506,11 +1586,23 @@ _emit_code(jit_state_t *_jit) case jit_code_live: case jit_code_ellipsis: case jit_code_va_push: case jit_code_allocai: case jit_code_allocar: - case jit_code_arg: + case jit_code_arg_c: case jit_code_arg_s: + case jit_code_arg_i: +# if __WORDSIZE == 64 + case jit_code_arg_l: +# endif 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_c: case jit_code_reti_c: + case jit_code_retr_uc: case jit_code_reti_uc: + case jit_code_retr_s: case jit_code_reti_s: + case jit_code_retr_us: case jit_code_reti_us: + case jit_code_retr_i: case jit_code_reti_i: +#if __WORDSIZE == 64 + case jit_code_retr_ui: case jit_code_reti_ui: + case jit_code_retr_l: case jit_code_reti_l: +#endif 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: @@ -1520,10 +1612,26 @@ _emit_code(jit_state_t *_jit) case jit_code_getarg_ui: case jit_code_getarg_l: #endif case jit_code_getarg_f: case jit_code_getarg_d: - case jit_code_putargr: case jit_code_putargi: + case jit_code_putargr_c: case jit_code_putargi_c: + case jit_code_putargr_uc: case jit_code_putargi_uc: + case jit_code_putargr_s: case jit_code_putargi_s: + case jit_code_putargr_us: case jit_code_putargi_us: + case jit_code_putargr_i: case jit_code_putargi_i: +#if __WORDSIZE == 64 + case jit_code_putargr_ui: case jit_code_putargi_ui: + case jit_code_putargr_l: case jit_code_putargi_l: +#endif 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_c: case jit_code_pushargi_c: + case jit_code_pushargr_uc: case jit_code_pushargi_uc: + case jit_code_pushargr_s: case jit_code_pushargi_s: + case jit_code_pushargr_us: case jit_code_pushargi_us: + case jit_code_pushargr_i: case jit_code_pushargi_i: +#if __WORDSIZE == 64 + case jit_code_pushargr_ui: case jit_code_pushargi_ui: + case jit_code_pushargr_l: case jit_code_pushargi_l: +#endif 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: @@ -1567,7 +1675,9 @@ _emit_code(jit_state_t *_jit) #define CODE 1 # include "jit_s390-cpu.c" # include "jit_s390-fpu.c" -# include "jit_fallback.c" +# if CHECK_FLOGR +# include "jit_fallback.c" +# endif #undef CODE void