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https://github.com/libretro/beetle-psx-libretro.git
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a388aacc8f
subrepo: subdir: "deps/lightrec" merged: "aa2f992e" upstream: origin: "https://github.com/pcercuei/lightrec.git" branch: "master" commit: "aa2f992e" git-subrepo: version: "0.4.3" origin: "https://github.com/ingydotnet/git-subrepo" commit: "2f68596"
69 lines
2.4 KiB
C
69 lines
2.4 KiB
C
/* SPDX-License-Identifier: LGPL-2.1-or-later */
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/*
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* Copyright (C) 2014-2021 Paul Cercueil <paul@crapouillou.net>
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*/
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#ifndef __REGCACHE_H__
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#define __REGCACHE_H__
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#include "lightrec-private.h"
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#define NUM_REGS (JIT_V_NUM - 2)
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#define NUM_TEMPS (JIT_R_NUM)
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#define LIGHTREC_REG_STATE (JIT_V(JIT_V_NUM - 1))
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#define LIGHTREC_REG_CYCLE (JIT_V(JIT_V_NUM - 2))
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/* Flags for lightrec_alloc_reg_in / lightrec_alloc_reg_out. */
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#define REG_EXT BIT(0) /* register is sign-extended */
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#define REG_ZEXT BIT(1) /* register is zero-extended */
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struct register_value {
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_Bool known;
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u32 value;
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};
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struct native_register;
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struct regcache;
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u8 lightrec_alloc_reg(struct regcache *cache, jit_state_t *_jit, u8 jit_reg);
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u8 lightrec_alloc_reg_temp(struct regcache *cache, jit_state_t *_jit);
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u8 lightrec_alloc_reg_out(struct regcache *cache, jit_state_t *_jit,
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u8 reg, u8 flags);
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u8 lightrec_alloc_reg_in(struct regcache *cache, jit_state_t *_jit,
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u8 reg, u8 flags);
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u8 lightrec_request_reg_in(struct regcache *cache, jit_state_t *_jit,
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u8 reg, u8 jit_reg);
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u8 lightrec_get_reg_in_flags(struct regcache *cache, u8 jit_reg);
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void lightrec_set_reg_out_flags(struct regcache *cache, u8 jit_reg, u8 flags);
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void lightrec_regcache_reset(struct regcache *cache);
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void lightrec_lock_reg(struct regcache *cache, jit_state_t *_jit, u8 jit_reg);
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void lightrec_free_reg(struct regcache *cache, u8 jit_reg);
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void lightrec_free_regs(struct regcache *cache);
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void lightrec_clean_reg(struct regcache *cache, jit_state_t *_jit, u8 jit_reg);
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void lightrec_clean_regs(struct regcache *cache, jit_state_t *_jit);
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void lightrec_unload_reg(struct regcache *cache, jit_state_t *_jit, u8 jit_reg);
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void lightrec_storeback_regs(struct regcache *cache, jit_state_t *_jit);
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void lightrec_clean_reg_if_loaded(struct regcache *cache, jit_state_t *_jit,
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u8 reg, _Bool unload);
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u8 lightrec_alloc_reg_in_address(struct regcache *cache,
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jit_state_t *_jit, u8 reg, s16 offset);
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struct native_register * lightrec_regcache_enter_branch(struct regcache *cache);
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void lightrec_regcache_leave_branch(struct regcache *cache,
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struct native_register *regs);
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struct regcache * lightrec_regcache_init(struct lightrec_state *state);
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void lightrec_free_regcache(struct regcache *cache);
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const char * lightrec_reg_name(u8 reg);
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void lightrec_regcache_mark_live(struct regcache *cache, jit_state_t *_jit);
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#endif /* __REGCACHE_H__ */
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