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authorarchshift <gh@archshift.com>2016-06-11 04:02:02 +0200
committerarchshift <gh@archshift.com>2016-06-12 10:54:45 +0200
commitca20b1f87d87bd7059c90cfe064b4da4eae33199 (patch)
treed0435a5c4bb74316a6e71ff4ffb79f2d9e7de9e7 /src
parentarm_dyncom_interpreter: slightly change AllocBuffer to be intuitive (diff)
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Diffstat (limited to 'src')
-rw-r--r--src/core/CMakeLists.txt2
-rw-r--r--src/core/arm/dyncom/arm_dyncom_interpreter.cpp48
-rw-r--r--src/core/arm/dyncom/arm_dyncom_trans.cpp (renamed from src/core/arm/dyncom/arm_dyncom_trans.inc)41
-rw-r--r--src/core/arm/dyncom/arm_dyncom_trans.h (renamed from src/core/arm/dyncom/arm_dyncom_trans_struct.inc)35
4 files changed, 73 insertions, 53 deletions
diff --git a/src/core/CMakeLists.txt b/src/core/CMakeLists.txt
index e9b04098b..f356e4b48 100644
--- a/src/core/CMakeLists.txt
+++ b/src/core/CMakeLists.txt
@@ -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
diff --git a/src/core/arm/dyncom/arm_dyncom_interpreter.cpp b/src/core/arm/dyncom/arm_dyncom_interpreter.cpp
index 68d6572aa..01d5d478e 100644
--- a/src/core/arm/dyncom/arm_dyncom_interpreter.cpp
+++ b/src/core/arm/dyncom/arm_dyncom_interpreter.cpp
@@ -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) {
diff --git a/src/core/arm/dyncom/arm_dyncom_trans.inc b/src/core/arm/dyncom/arm_dyncom_trans.cpp
index 48c6f81e7..00b42c246 100644
--- a/src/core/arm/dyncom/arm_dyncom_trans.inc
+++ b/src/core/arm/dyncom/arm_dyncom_trans.cpp
@@ -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));
@@ -73,7 +99,7 @@ static ARM_INST_PTR INTERPRETER_TRANSLATE(bbl)(unsigned int inst, int index)
inst_base->cond = BITS(inst, 28, 31);
inst_base->idx = index;
- inst_base->br = TransExtData::DIRECT_BRANCH;
+ inst_base->br = TransExtData::DIRECT_BRANCH;
if (BIT(inst, 24))
inst_base->br = TransExtData::CALL;
@@ -1763,7 +1789,7 @@ static ARM_INST_PTR INTERPRETER_TRANSLATE(b_2_thumb)(unsigned int tinst, int ind
inst_cream->imm = ((tinst & 0x3FF) << 1) | ((tinst & (1 << 10)) ? 0xFFFFF800 : 0);
inst_base->idx = index;
- inst_base->br = TransExtData::DIRECT_BRANCH;
+ inst_base->br = TransExtData::DIRECT_BRANCH;
return inst_base;
}
@@ -1776,7 +1802,7 @@ static ARM_INST_PTR INTERPRETER_TRANSLATE(b_cond_thumb)(unsigned int tinst, int
inst_cream->imm = (((tinst & 0x7F) << 1) | ((tinst & (1 << 7)) ? 0xFFFFFF00 : 0));
inst_cream->cond = ((tinst >> 8) & 0xf);
inst_base->idx = index;
- inst_base->br = TransExtData::DIRECT_BRANCH;
+ inst_base->br = TransExtData::DIRECT_BRANCH;
return inst_base;
}
@@ -1800,7 +1826,7 @@ static ARM_INST_PTR INTERPRETER_TRANSLATE(bl_2_thumb)(unsigned int tinst, int in
inst_cream->imm = (tinst & 0x07FF) << 1;
inst_base->idx = index;
- inst_base->br = TransExtData::DIRECT_BRANCH;
+ inst_base->br = TransExtData::DIRECT_BRANCH;
return inst_base;
}
static ARM_INST_PTR INTERPRETER_TRANSLATE(blx_1_thumb)(unsigned int tinst, int index)
@@ -1812,7 +1838,7 @@ static ARM_INST_PTR INTERPRETER_TRANSLATE(blx_1_thumb)(unsigned int tinst, int i
inst_cream->instr = tinst;
inst_base->idx = index;
- inst_base->br = TransExtData::DIRECT_BRANCH;
+ inst_base->br = TransExtData::DIRECT_BRANCH;
return inst_base;
}
@@ -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
@@ -2148,4 +2173,6 @@ const transop_fp_t arm_instruction_trans[] = {
INTERPRETER_TRANSLATE(bl_1_thumb),
INTERPRETER_TRANSLATE(bl_2_thumb),
INTERPRETER_TRANSLATE(blx_1_thumb)
-}; \ No newline at end of file
+};
+
+const size_t arm_instruction_trans_len = sizeof(arm_instruction_trans) / sizeof(transop_fp_t);
diff --git a/src/core/arm/dyncom/arm_dyncom_trans_struct.inc b/src/core/arm/dyncom/arm_dyncom_trans.h
index 05139f00f..7af71f4e3 100644
--- a/src/core/arm/dyncom/arm_dyncom_trans_struct.inc
+++ b/src/core/arm/dyncom/arm_dyncom_trans.h
@@ -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 \ No newline at end of file
+#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;