From d16005f843cd28ae90f091bd4e39a90b355e1d45 Mon Sep 17 00:00:00 2001
From: Paul Cercueil
Date: Thu, 30 Jan 2020 12:34:17 -0300
Subject: git subrepo clone https://github.com/pcercuei/lightrec.git
 deps/lightrec

subrepo:
  subdir:   "deps/lightrec"
  merged:   "6c69e10"
upstream:
  origin:   "https://github.com/pcercuei/lightrec.git"
  branch:   "master"
  commit:   "6c69e10"
git-subrepo:
  version:  "0.4.1"
  origin:   "https://github.com/ingydotnet/git-subrepo.git"
  commit:   "a04d8c2"
---
 deps/lightrec/regcache.h | 74 ++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 74 insertions(+)
 create mode 100644 deps/lightrec/regcache.h

(limited to 'deps/lightrec/regcache.h')

diff --git a/deps/lightrec/regcache.h b/deps/lightrec/regcache.h
new file mode 100644
index 0000000..956cc3c
--- /dev/null
+++ b/deps/lightrec/regcache.h
@@ -0,0 +1,74 @@
+/*
+ * Copyright (C) 2014 Paul Cercueil <paul@crapouillou.net>
+ *
+ * This library 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 2.1 of the License, or (at your option) any later version.
+ *
+ * This library 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.
+ */
+
+#ifndef __REGCACHE_H__
+#define __REGCACHE_H__
+
+#include "lightrec-private.h"
+
+#define NUM_REGS (JIT_V_NUM - 2)
+#define NUM_TEMPS (JIT_R_NUM)
+#define LIGHTREC_REG_STATE (JIT_V(JIT_V_NUM - 1))
+#define LIGHTREC_REG_CYCLE (JIT_V(JIT_V_NUM - 2))
+
+#define REG_LO 32
+#define REG_HI 33
+
+struct register_value {
+	_Bool known;
+	u32 value;
+};
+
+struct native_register;
+struct regcache;
+
+u8 lightrec_alloc_reg(struct regcache *cache, jit_state_t *_jit, u8 jit_reg);
+u8 lightrec_alloc_reg_temp(struct regcache *cache, jit_state_t *_jit);
+u8 lightrec_alloc_reg_out(struct regcache *cache, jit_state_t *_jit, u8 reg);
+u8 lightrec_alloc_reg_in(struct regcache *cache, jit_state_t *_jit, u8 reg);
+u8 lightrec_alloc_reg_out_ext(struct regcache *cache,
+			      jit_state_t *_jit, u8 reg);
+u8 lightrec_alloc_reg_in_ext(struct regcache *cache, jit_state_t *_jit, u8 reg);
+
+u8 lightrec_request_reg_in(struct regcache *cache, jit_state_t *_jit,
+			   u8 reg, u8 jit_reg);
+
+void lightrec_regcache_reset(struct regcache *cache);
+
+void lightrec_lock_reg(struct regcache *cache, jit_state_t *_jit, u8 jit_reg);
+void lightrec_free_reg(struct regcache *cache, u8 jit_reg);
+void lightrec_free_regs(struct regcache *cache);
+void lightrec_clean_reg(struct regcache *cache, jit_state_t *_jit, u8 jit_reg);
+void lightrec_clean_regs(struct regcache *cache, jit_state_t *_jit);
+void lightrec_unload_reg(struct regcache *cache, jit_state_t *_jit, u8 jit_reg);
+void lightrec_storeback_regs(struct regcache *cache, jit_state_t *_jit);
+
+void lightrec_clean_reg_if_loaded(struct regcache *cache, jit_state_t *_jit,
+				  u8 reg, _Bool unload);
+
+u8 lightrec_alloc_reg_in_address(struct regcache *cache,
+		jit_state_t *_jit, u8 reg, s16 offset);
+
+struct native_register * lightrec_regcache_enter_branch(struct regcache *cache);
+void lightrec_regcache_leave_branch(struct regcache *cache,
+			struct native_register *regs);
+
+struct regcache * lightrec_regcache_init(struct lightrec_state *state);
+void lightrec_free_regcache(struct regcache *cache);
+
+const char * lightrec_reg_name(u8 reg);
+
+void lightrec_regcache_mark_live(struct regcache *cache, jit_state_t *_jit);
+
+#endif /* __REGCACHE_H__ */
-- 
cgit v1.2.3