lux/citra
1
0
Fork 0
mirror of https://git.h3cjp.net/H3cJP/citra.git synced 2024-12-28 14:16:57 +00:00
Code Issues Packages Projects Releases Wiki Activity

Make arm_dyncom_trans* into a fully fledged compilation unit

Browse source
This commit is contained in:
archshift 2016-06-10 19:02:02 -07:00
parent 54b5178f6c
commit ca20b1f87d
4 changed files with 73 additions and 53 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

2
src/core/CMakeLists.txt
View file

@ -5,6 +5,7 @@ set(SRCS
arm/dyncom/arm_dyncom_dec.cpp
arm/dyncom/arm_dyncom_interpreter.cpp
arm/dyncom/arm_dyncom_thumb.cpp
arm/dyncom/arm_dyncom_trans.cpp
arm/skyeye_common/armstate.cpp
arm/skyeye_common/armsupp.cpp
arm/skyeye_common/vfp/vfp.cpp
@ -140,6 +141,7 @@ set(HEADERS
arm/dyncom/arm_dyncom_interpreter.h
arm/dyncom/arm_dyncom_run.h
arm/dyncom/arm_dyncom_thumb.h
arm/dyncom/arm_dyncom_trans.h
arm/skyeye_common/arm_regformat.h
arm/skyeye_common/armstate.h
arm/skyeye_common/armsupp.h

48
src/core/arm/dyncom/arm_dyncom_interpreter.cpp
View file

@ -7,7 +7,6 @@
#include <algorithm>
#include <cstdio>
#include "common/assert.h"
#include "common/common_types.h"
#include "common/logging/log.h"
#include "common/microprofile.h"
@ -18,6 +17,7 @@
#include "core/arm/dyncom/arm_dyncom_dec.h"
#include "core/arm/dyncom/arm_dyncom_interpreter.h"
#include "core/arm/dyncom/arm_dyncom_thumb.h"
#include "core/arm/dyncom/arm_dyncom_trans.h"
#include "core/arm/dyncom/arm_dyncom_run.h"
#include "core/arm/skyeye_common/armstate.h"
#include "core/arm/skyeye_common/armsupp.h"
@ -25,18 +25,6 @@
#include "core/gdbstub/gdbstub.h"
enum class TransExtData {
COND = (1 << 0),
NON_BRANCH = (1 << 1),
DIRECT_BRANCH = (1 << 2),
INDIRECT_BRANCH = (1 << 3),
CALL = (1 << 4),
RET = (1 << 5),
END_OF_PAGE = (1 << 6),
THUMB = (1 << 7),
SINGLE_STEP = (1 << 8)
};
#define RM BITS(sht_oper, 0, 3)
#define RS BITS(sht_oper, 8, 11)
@ -47,8 +35,6 @@ enum class TransExtData {
#define ROTATE_RIGHT_32(n, i) ROTATE_RIGHT(n, i, 32)
#define ROTATE_LEFT_32(n, i) ROTATE_LEFT(n, i, 32)
typedef unsigned int (*shtop_fp_t)(ARMul_State* cpu, unsigned int sht_oper);
static bool CondPassed(const ARMul_State* cpu, unsigned int cond) {
const bool n_flag = cpu->NFlag != 0;
const bool z_flag = cpu->ZFlag != 0;
@ -246,12 +232,6 @@ static unsigned int DPO(RotateRightByRegister)(ARMul_State* cpu, unsigned int sh
return shifter_operand;
}
typedef void (*get_addr_fp_t)(ARMul_State *cpu, unsigned int inst, unsigned int &virt_addr);
struct ldst_inst {
unsigned int inst;
get_addr_fp_t get_addr;
};
#define DEBUG_MSG LOG_DEBUG(Core_ARM11, "inst is %x", inst); CITRA_IGNORE_EXIT(0)
#define LnSWoUB(s) glue(LnSWoUB, s)
@ -669,23 +649,7 @@ static void LnSWoUB(ScaledRegisterOffset)(ARMul_State* cpu, unsigned int inst, u
virt_addr = addr;
}
#include "arm_dyncom_trans_struct.inc"
typedef arm_inst * ARM_INST_PTR;
#define TRANS_CACHE_SIZE (64 * 1024 * 2000)
static char trans_cache_buf[TRANS_CACHE_SIZE];
static size_t trans_cache_buf_top = 0;
static void* AllocBuffer(size_t size) {
size_t start = trans_cache_buf_top;
trans_cache_buf_top += size;
ASSERT_MSG(trans_cache_buf_top <= TRANS_CACHE_SIZE, "Translation cache is full!");
return static_cast<void*>(&trans_cache_buf[start]);
}
static shtop_fp_t GetShifterOp(unsigned int inst) {
shtop_fp_t GetShifterOp(unsigned int inst) {
if (BIT(inst, 25)) {
return DPO(Immediate);
} else if (BITS(inst, 4, 11) == 0) {
@ -710,7 +674,7 @@ static shtop_fp_t GetShifterOp(unsigned int inst) {
return nullptr;
}
static get_addr_fp_t GetAddressingOp(unsigned int inst) {
get_addr_fp_t GetAddressingOp(unsigned int inst) {
if (BITS(inst, 24, 27) == 5 && BIT(inst, 21) == 0) {
return LnSWoUB(ImmediateOffset);
} else if (BITS(inst, 24, 27) == 7 && BIT(inst, 21) == 0 && BITS(inst, 4, 11) == 0) {
@ -768,10 +732,6 @@ get_addr_fp_t GetAddressingOpLoadStoreT(unsigned int inst) {
return nullptr;
}
typedef ARM_INST_PTR (*transop_fp_t)(unsigned int, int);
#include "arm_dyncom_trans.inc"
enum {
FETCH_SUCCESS,
FETCH_FAILURE
@ -782,7 +742,7 @@ static ThumbDecodeStatus DecodeThumbInstruction(u32 inst, u32 addr, u32* arm_ins
ThumbDecodeStatus ret = TranslateThumbInstruction (addr, inst, arm_inst, inst_size);
if (ret == ThumbDecodeStatus::BRANCH) {
int inst_index;
int table_length = sizeof(arm_instruction_trans) / sizeof(transop_fp_t);
int table_length = arm_instruction_trans_len;
u32 tinstr = GetThumbInstruction(inst, addr);
switch ((tinstr & 0xF800) >> 11) {

29
src/core/arm/dyncom/arm_dyncom_trans.inc → src/core/arm/dyncom/arm_dyncom_trans.cpp
View file

@ -1,5 +1,31 @@
#include <cstdlib>
#include "common/assert.h"
#include "common/common_types.h"
#include "core/arm/dyncom/arm_dyncom_interpreter.h"
#include "core/arm/dyncom/arm_dyncom_trans.h"
#include "core/arm/skyeye_common/armstate.h"
#include "core/arm/skyeye_common/armsupp.h"
#include "core/arm/skyeye_common/vfp/vfp.h"
char trans_cache_buf[TRANS_CACHE_SIZE];
size_t trans_cache_buf_top = 0;
static void* AllocBuffer(size_t size) {
size_t start = trans_cache_buf_top;
trans_cache_buf_top += size;
ASSERT_MSG(trans_cache_buf_top <= TRANS_CACHE_SIZE, "Translation cache is full!");
return static_cast<void*>(&trans_cache_buf[start]);
}
#define glue(x, y) x ## y
#define INTERPRETER_TRANSLATE(s) glue(InterpreterTranslate_, s)
shtop_fp_t GetShifterOp(unsigned int inst);
get_addr_fp_t GetAddressingOp(unsigned int inst);
get_addr_fp_t GetAddressingOpLoadStoreT(unsigned int inst);
static ARM_INST_PTR INTERPRETER_TRANSLATE(adc)(unsigned int inst, int index)
{
arm_inst *inst_base = (arm_inst *)AllocBuffer(sizeof(arm_inst) + sizeof(adc_inst));
@ -1937,7 +1963,6 @@ static ARM_INST_PTR INTERPRETER_TRANSLATE(yield)(unsigned int inst, int index)
}
// Floating point VFPv3 instructions
#define VFP_INTERPRETER_TRANS
#include "core/arm/skyeye_common/vfp/vfpinstr.cpp"
#undef VFP_INTERPRETER_TRANS
@ -2149,3 +2174,5 @@ const transop_fp_t arm_instruction_trans[] = {
INTERPRETER_TRANSLATE(bl_2_thumb),
INTERPRETER_TRANSLATE(blx_1_thumb)
};
const size_t arm_instruction_trans_len = sizeof(arm_instruction_trans) / sizeof(transop_fp_t);

33
src/core/arm/dyncom/arm_dyncom_trans_struct.inc → src/core/arm/dyncom/arm_dyncom_trans.h
View file

@ -1,3 +1,18 @@
struct ARMul_State;
typedef unsigned int (*shtop_fp_t)(ARMul_State* cpu, unsigned int sht_oper);
enum class TransExtData {
COND = (1 << 0),
NON_BRANCH = (1 << 1),
DIRECT_BRANCH = (1 << 2),
INDIRECT_BRANCH = (1 << 3),
CALL = (1 << 4),
RET = (1 << 5),
END_OF_PAGE = (1 << 6),
THUMB = (1 << 7),
SINGLE_STEP = (1 << 8)
};
struct arm_inst {
unsigned int idx;
unsigned int cond;
@ -456,7 +471,23 @@ struct pkh_inst {
};
// Floating point VFPv3 structures
#define VFP_INTERPRETER_STRUCT
#include "core/arm/skyeye_common/vfp/vfpinstr.cpp"
#undef VFP_INTERPRETER_STRUCT
typedef void (*get_addr_fp_t)(ARMul_State *cpu, unsigned int inst, unsigned int &virt_addr);
struct ldst_inst {
unsigned int inst;
get_addr_fp_t get_addr;
};
typedef arm_inst* ARM_INST_PTR;
typedef ARM_INST_PTR (*transop_fp_t)(unsigned int, int);
extern const transop_fp_t arm_instruction_trans[];
extern const size_t arm_instruction_trans_len;
#define TRANS_CACHE_SIZE (64 * 1024 * 2000)
extern char trans_cache_buf[TRANS_CACHE_SIZE];
extern size_t trans_cache_buf_top;