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import Unicorn2

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This commit is contained in:
Nguyen Anh Quynh
2021-10-03 22:14:44 +08:00
parent 772558119a
commit aaaea14214
837 changed files with 368717 additions and 200912 deletions
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54
qemu/unicorn_common.h
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@@ -1,22 +1,28 @@
#ifndef UNICORN_COMMON_H_
#define UNICORN_COMMON_H_
/* Modified for Unicorn Engine by Chen Huitao<chenhuitao@hfmrit.com>, 2020 */
#ifndef UNICORN_COMMON_H
#define UNICORN_COMMON_H
#include "tcg.h"
#include "tcg/tcg.h"
#include "qemu-common.h"
#include "exec/memory.h"
// This header define common patterns/codes that will be included in all arch-sepcific
// codes for unicorns purposes.
void vm_start(struct uc_struct*);
void tcg_exec_init(struct uc_struct *uc, unsigned long tb_size);
// return true on success, false on failure
static inline bool cpu_physical_mem_read(AddressSpace *as, hwaddr addr,
uint8_t *buf, int len)
{
return !cpu_physical_memory_rw(as, addr, (void *)buf, len, 0);
return cpu_physical_memory_rw(as, addr, (void *)buf, len, 0);
}
static inline bool cpu_physical_mem_write(AddressSpace *as, hwaddr addr,
const uint8_t *buf, int len)
{
return !cpu_physical_memory_rw(as, addr, (void *)buf, len, 1);
return cpu_physical_memory_rw(as, addr, (void *)buf, len, 1);
}
void tb_cleanup(struct uc_struct *uc);
@@ -32,7 +38,7 @@ static void release_common(void *t)
#endif
// Clean TCG.
TCGOpDef* def = &s->tcg_op_defs[0];
TCGOpDef* def = s->tcg_op_defs;
g_free(def->args_ct);
g_free(def->sorted_args);
g_free(s->tcg_op_defs);
@@ -42,15 +48,26 @@ static void release_common(void *t)
g_free(po);
}
tcg_pool_reset(s);
g_hash_table_destroy(s->helpers);
g_hash_table_destroy(s->helper_table);
g_free(s->indirect_reg_alloc_order);
/* qemu/tcg/tcg/c:4018: img = g_malloc(img_size); */
g_free((void *)(s->one_entry->symfile_addr));
g_free(s->one_entry);
/* qemu/tcg/tcg/c:574: tcg_ctx->tree = g_tree_new(tb_tc_cmp); */
g_tree_destroy(s->tree);
// TODO(danghvu): these function is not available outside qemu
// these function is not available outside qemu
// so we keep them here instead of outside uc_close.
phys_mem_clean(s->uc);
address_space_destroy(&(s->uc->as));
address_space_destroy(&s->uc->address_space_memory);
address_space_destroy(&s->uc->address_space_io);
memory_free(s->uc);
/* clean up uc->l1_map. */
tb_cleanup(s->uc);
/* clean up tcg_ctx->code_gen_buffer. */
free_code_gen_buffer(s->uc);
/* qemu/util/qht.c:264: map = qht_map_create(n_buckets); */
qht_destroy(&s->tb_ctx.htable);
cpu_watchpoint_remove_all(CPU(s->uc->cpu), BP_CPU);
cpu_breakpoint_remove_all(CPU(s->uc->cpu), BP_CPU);
@@ -67,12 +84,17 @@ static void release_common(void *t)
#endif
}
static inline void target_page_init(struct uc_struct* uc)
{
uc->target_page_size = TARGET_PAGE_SIZE;
uc->target_page_align = TARGET_PAGE_SIZE - 1;
}
void softfloat_init(void);
static inline void uc_common_init(struct uc_struct* uc)
{
memory_register_types(uc);
uc->write_mem = cpu_physical_mem_write;
uc->read_mem = cpu_physical_mem_read;
uc->tcg_enabled = tcg_enabled;
uc->tcg_exec_init = tcg_exec_init;
uc->cpu_exec_init_all = cpu_exec_init_all;
uc->vm_start = vm_start;
@@ -80,12 +102,12 @@ static inline void uc_common_init(struct uc_struct* uc)
uc->memory_map_ptr = memory_map_ptr;
uc->memory_unmap = memory_unmap;
uc->readonly_mem = memory_region_set_readonly;
uc->target_page_size = TARGET_PAGE_SIZE;
uc->target_page_align = TARGET_PAGE_SIZE - 1;
uc->target_page = target_page_init;
uc->softfloat_initialize = softfloat_init;
uc->tcg_flush_tlb = tcg_flush_softmmu_tlb;
uc->memory_map_io = memory_map_io;
if (!uc->release)
uc->release = release_common;
}
#endif