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authorGravatar Lioncash <mathew1800@gmail.com>2015-01-30 13:24:19 -0500
committerGravatar Lioncash <mathew1800@gmail.com>2015-01-30 13:32:03 -0500
commit09a66860e235242f4bcdf52f0cf71284fb35bfa8 (patch)
tree564c496932549bf8de83b9e199f0380cd5d6f2e1 /src/core/arm/interpreter
parent3dfef1701c528bea52c4c5ae4bf5e2efb9d6598f (diff)
arm: Throw out a lot of unnecessary code
Diffstat (limited to 'src/core/arm/interpreter')
-rw-r--r--src/core/arm/interpreter/armemu.cpp925
-rw-r--r--src/core/arm/interpreter/arminit.cpp288
-rw-r--r--src/core/arm/interpreter/armsupp.cpp80
3 files changed, 36 insertions, 1257 deletions
diff --git a/src/core/arm/interpreter/armemu.cpp b/src/core/arm/interpreter/armemu.cpp
index adc5c3a0..7114313d 100644
--- a/src/core/arm/interpreter/armemu.cpp
+++ b/src/core/arm/interpreter/armemu.cpp
@@ -16,31 +16,11 @@
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
-//#include <util.h> // DEBUG()
-
#include "core/arm/skyeye_common/arm_regformat.h"
#include "core/arm/skyeye_common/armdefs.h"
#include "core/arm/skyeye_common/armemu.h"
#include "core/hle/hle.h"
-//#include "svc.h"
-
-//ichfly
-//#define callstacker 1
-
-//#include "skyeye_callback.h"
-//#include "skyeye_bus.h"
-//#include "sim_control.h"
-//#include "skyeye_pref.h"
-//#include "skyeye.h"
-//#include "skyeye2gdb.h"
-//#include "code_cov.h"
-
-//#include "iwmmxt.h"
-//chy 2003-07-11: for debug instrs
-//extern int skyeye_instr_debug;
-extern FILE *skyeye_logfd;
-
static ARMword GetDPRegRHS (ARMul_State *, ARMword);
static ARMword GetDPSRegRHS (ARMul_State *, ARMword);
static void WriteR15 (ARMul_State *, ARMword);
@@ -63,25 +43,13 @@ static unsigned MultiplyAdd64 (ARMul_State *, ARMword, int, int);
static void Handle_Load_Double (ARMul_State *, ARMword);
static void Handle_Store_Double (ARMul_State *, ARMword);
-static int
-handle_v6_insn (ARMul_State * state, ARMword instr);
+static int handle_v6_insn (ARMul_State * state, ARMword instr);
#define LUNSIGNED (0) /* unsigned operation */
#define LSIGNED (1) /* signed operation */
#define LDEFAULT (0) /* default : do nothing */
#define LSCC (1) /* set condition codes on result */
-#ifdef NEED_UI_LOOP_HOOK
-/* How often to run the ui_loop update, when in use. */
-#define UI_LOOP_POLL_INTERVAL 0x32000
-
-/* Counter for the ui_loop_hook update. */
-static int ui_loop_hook_counter = UI_LOOP_POLL_INTERVAL;
-
-/* Actual hook to call to run through gdb's gui event loop. */
-extern int (*ui_loop_hook) (int);
-#endif /* NEED_UI_LOOP_HOOK */
-
/* Short-hand macros for LDR/STR. */
/* Store post decrement writeback. */
@@ -290,20 +258,8 @@ extern int (*ui_loop_hook) (int);
break; \
}
-/*ywc 2005-03-31*/
-//teawater add for arm2x86 2005.02.17-------------------------------------------
-#ifdef DBCT
-#include "dbct/tb.h"
-#include "dbct/arm2x86_self.h"
-#endif
-//AJ2D--------------------------------------------------------------------------
-
-//Diff register
-unsigned int mirror_register_file[39];
-
/* EMULATION of ARM6. */
-extern int debugmode;
int ARMul_ICE_debug(ARMul_State *state,ARMword instr,ARMword addr);
#ifdef MODE32
//chy 2006-04-12, for ICE debug
@@ -312,59 +268,14 @@ int ARMul_ICE_debug(ARMul_State *state,ARMword instr,ARMword addr)
return 0;
}
-static int dump = 0;
ARMword ARMul_Debug(ARMul_State * state, ARMword pc, ARMword instr)
{
- /*printf("[%08x] ", pc);
- arm11_Disasm32(pc);*/
-
- /*if (pc >= 0x0010303C && pc <= 0x00103050)
- {
- printf("[%08x] = %08X = ", pc, instr);
- arm11_Disasm32(pc);
- arm11_Dump();
- }*/
-
- //fprintf(stderr,"[%08x]\n", pc);
-
- //if (pc == 0x00240C88)
- // arm11_Dump();
-
- /*if (pc == 0x188e04)
- {
- DEBUG("read %08X %08X %016X %08X %08X from %08X", state->Reg[0], state->Reg[1], state->Reg[2] | state->Reg[3] << 32, mem_Read32(state->Reg[13]), mem_Read32(state->Reg[13] + 4), state->Reg[14]);
- }
- if (pc == 0x21222c)
- {
- arm11_Dump();
- mem_Dbugdump();
- }*/
-
- /*if (pc == 0x0022D168)
- {
- int j = 0;
- }*/
-
- /*if (state->Reg[4] == 0x00105734)
- {
- printf("[%08x] ", pc);
- arm11_Disasm32(pc);
- }*/
-
return 0;
}
-/*
-void chy_debug()
-{
- printf("SkyEye chy_deubeg begin\n");
-}
-*/
-ARMword
-ARMul_Emulate32 (ARMul_State * state)
+ARMword ARMul_Emulate32(ARMul_State* state)
#else
-ARMword
-ARMul_Emulate26 (ARMul_State * state)
+ARMword ARMul_Emulate26(ARMul_State* state)
#endif
{
/* The PC pipeline value depends on whether ARM
@@ -383,39 +294,6 @@ ARMul_Emulate26 (ARMul_State * state)
ARMword loaded_addr=0;
ARMword have_bp=0;
-#ifdef callstacker
- char a[256];
-#endif
- /* shenoubang */
- static int instr_sum = 0;
- int reg_index = 0;
-#if DIFF_STATE
-//initialize all mirror register for follow mode
- for (reg_index = 0; reg_index < 16; reg_index ++) {
- mirror_register_file[reg_index] = state->Reg[reg_index];
- }
- mirror_register_file[CPSR_REG] = state->Cpsr;
- mirror_register_file[R13_SVC] = state->RegBank[SVCBANK][13];
- mirror_register_file[R14_SVC] = state->RegBank[SVCBANK][14];
- mirror_register_file[R13_ABORT] = state->RegBank[ABORTBANK][13];
- mirror_register_file[R14_ABORT] = state->RegBank[ABORTBANK][14];
- mirror_register_file[R13_UNDEF] = state->RegBank[UNDEFBANK][13];
- mirror_register_file[R14_UNDEF] = state->RegBank[UNDEFBANK][14];
- mirror_register_file[R13_IRQ] = state->RegBank[IRQBANK][13];
- mirror_register_file[R14_IRQ] = state->RegBank[IRQBANK][14];
- mirror_register_file[R8_FIRQ] = state->RegBank[FIQBANK][8];
- mirror_register_file[R9_FIRQ] = state->RegBank[FIQBANK][9];
- mirror_register_file[R10_FIRQ] = state->RegBank[FIQBANK][10];
- mirror_register_file[R11_FIRQ] = state->RegBank[FIQBANK][11];
- mirror_register_file[R12_FIRQ] = state->RegBank[FIQBANK][12];
- mirror_register_file[R13_FIRQ] = state->RegBank[FIQBANK][13];
- mirror_register_file[R14_FIRQ] = state->RegBank[FIQBANK][14];
- mirror_register_file[SPSR_SVC] = state->Spsr[SVCBANK];
- mirror_register_file[SPSR_ABORT] = state->Spsr[ABORTBANK];
- mirror_register_file[SPSR_UNDEF] = state->Spsr[UNDEFBANK];
- mirror_register_file[SPSR_IRQ] = state->Spsr[IRQBANK];
- mirror_register_file[SPSR_FIRQ] = state->Spsr[FIQBANK];
-#endif
/* Execute the next instruction. */
if (state->NextInstr < PRIMEPIPE) {
decoded = state->decoded;
@@ -533,392 +411,38 @@ ARMul_Emulate26 (ARMul_State * state)
//chy 2006-04-12, for ICE debug
have_bp=ARMul_ICE_debug(state,instr,pc);
-#if 0
- decoded =
- ARMul_LoadInstrS (state, pc + (isize), isize);
-#endif
+
decoded_addr=pc+isize;
-#if 0
- loaded = ARMul_LoadInstrS (state, pc + (isize * 2),
- isize);
-#endif
+
loaded_addr=pc + isize * 2;
NORMALCYCLE;
if (have_bp) goto TEST_EMULATE;
break;
}
-#if 0
- int idx = 0;
- printf("pc:%x\n", pc);
- for (; idx < 17; idx ++) {
- printf("R%d:%x\t", idx, state->Reg[idx]);
- }
- printf("\n");
-#endif
instr = ARMul_LoadInstrN (state, pc, isize);
state->last_instr = state->CurrInstr;
state->CurrInstr = instr;
ARMul_Debug(state, pc, instr);
-#if 0
- if((state->NumInstrs % 10000000) == 0)
- printf("---|%p|--- %lld\n", pc, state->NumInstrs);
- if(state->NumInstrs > (3000000000)) {
- static int flag = 0;
- if(pc == 0x8032ccc4) {
- flag = 300;
- }
- if(flag) {
- int idx = 0;
- printf("------------------------------------\n");
- printf("pc:%x\n", pc);
- for (; idx < 17; idx ++) {
- printf("R%d:%x\t", idx, state->Reg[idx]);
- }
- printf("\nN:%d\t Z:%d\t C:%d\t V:%d\n", state->NFlag, state->ZFlag, state->CFlag, state->VFlag);
- printf("\n");
- printf("------------------------------------\n");
- flag--;
- }
- }
-#endif
-#if DIFF_STATE
- fprintf(state->state_log, "PC:0x%x\n", pc);
- if (pc && (pc + 8) != state->Reg[15]) {
- printf("lucky dog\n");
- printf("pc is %x, R15 is %x\n", pc, state->Reg[15]);
- //exit(-1);
- }
- for (reg_index = 0; reg_index < 16; reg_index ++) {
- if (state->Reg[reg_index] != mirror_register_file[reg_index]) {
- fprintf(state->state_log, "R%d:0x%x\n", reg_index, state->Reg[reg_index]);
- mirror_register_file[reg_index] = state->Reg[reg_index];
- }
- }
- if (state->Cpsr != mirror_register_file[CPSR_REG]) {
- fprintf(state->state_log, "Cpsr:0x%x\n", state->Cpsr);
- mirror_register_file[CPSR_REG] = state->Cpsr;
- }
- if (state->RegBank[SVCBANK][13] != mirror_register_file[R13_SVC]) {
- fprintf(state->state_log, "R13_SVC:0x%x\n", state->RegBank[SVCBANK][13]);
- mirror_register_file[R13_SVC] = state->RegBank[SVCBANK][13];
- }
- if (state->RegBank[SVCBANK][14] != mirror_register_file[R14_SVC]) {
- fprintf(state->state_log, "R14_SVC:0x%x\n", state->RegBank[SVCBANK][14]);
- mirror_register_file[R14_SVC] = state->RegBank[SVCBANK][14];
- }
- if (state->RegBank[ABORTBANK][13] != mirror_register_file[R13_ABORT]) {
- fprintf(state->state_log, "R13_ABORT:0x%x\n", state->RegBank[ABORTBANK][13]);
- mirror_register_file[R13_ABORT] = state->RegBank[ABORTBANK][13];
- }
- if (state->RegBank[ABORTBANK][14] != mirror_register_file[R14_ABORT]) {
- fprintf(state->state_log, "R14_ABORT:0x%x\n", state->RegBank[ABORTBANK][14]);
- mirror_register_file[R14_ABORT] = state->RegBank[ABORTBANK][14];
- }
- if (state->RegBank[UNDEFBANK][13] != mirror_register_file[R13_UNDEF]) {
- fprintf(state->state_log, "R13_UNDEF:0x%x\n", state->RegBank[UNDEFBANK][13]);
- mirror_register_file[R13_UNDEF] = state->RegBank[UNDEFBANK][13];
- }
- if (state->RegBank[UNDEFBANK][14] != mirror_register_file[R14_UNDEF]) {
- fprintf(state->state_log, "R14_UNDEF:0x%x\n", state->RegBank[UNDEFBANK][14]);
- mirror_register_file[R14_UNDEF] = state->RegBank[UNDEFBANK][14];
- }
- if (state->RegBank[IRQBANK][13] != mirror_register_file[R13_IRQ]) {
- fprintf(state->state_log, "R13_IRQ:0x%x\n", state->RegBank[IRQBANK][13]);
- mirror_register_file[R13_IRQ] = state->RegBank[IRQBANK][13];
- }
- if (state->RegBank[IRQBANK][14] != mirror_register_file[R14_IRQ]) {
- fprintf(state->state_log, "R14_IRQ:0x%x\n", state->RegBank[IRQBANK][14]);
- mirror_register_file[R14_IRQ] = state->RegBank[IRQBANK][14];
- }
- if (state->RegBank[FIQBANK][8] != mirror_register_file[R8_FIRQ]) {
- fprintf(state->state_log, "R8_FIRQ:0x%x\n", state->RegBank[FIQBANK][8]);
- mirror_register_file[R8_FIRQ] = state->RegBank[FIQBANK][8];
- }
- if (state->RegBank[FIQBANK][9] != mirror_register_file[R9_FIRQ]) {
- fprintf(state->state_log, "R9_FIRQ:0x%x\n", state->RegBank[FIQBANK][9]);
- mirror_register_file[R9_FIRQ] = state->RegBank[FIQBANK][9];
- }
- if (state->RegBank[FIQBANK][10] != mirror_register_file[R10_FIRQ]) {
- fprintf(state->state_log, "R10_FIRQ:0x%x\n", state->RegBank[FIQBANK][10]);
- mirror_register_file[R10_FIRQ] = state->RegBank[FIQBANK][10];
- }
- if (state->RegBank[FIQBANK][11] != mirror_register_file[R11_FIRQ]) {
- fprintf(state->state_log, "R11_FIRQ:0x%x\n", state->RegBank[FIQBANK][11]);
- mirror_register_file[R11_FIRQ] = state->RegBank[FIQBANK][11];
- }
- if (state->RegBank[FIQBANK][12] != mirror_register_file[R12_FIRQ]) {
- fprintf(state->state_log, "R12_FIRQ:0x%x\n", state->RegBank[FIQBANK][12]);
- mirror_register_file[R12_FIRQ] = state->RegBank[FIQBANK][12];
- }
- if (state->RegBank[FIQBANK][13] != mirror_register_file[R13_FIRQ]) {
- fprintf(state->state_log, "R13_FIRQ:0x%x\n", state->RegBank[FIQBANK][13]);
- mirror_register_file[R13_FIRQ] = state->RegBank[FIQBANK][13];
- }
- if (state->RegBank[FIQBANK][14] != mirror_register_file[R14_FIRQ]) {
- fprintf(state->state_log, "R14_FIRQ:0x%x\n", state->RegBank[FIQBANK][14]);
- mirror_register_file[R14_FIRQ] = state->RegBank[FIQBANK][14];
- }
- if (state->Spsr[SVCBANK] != mirror_register_file[SPSR_SVC]) {
- fprintf(state->state_log, "SPSR_SVC:0x%x\n", state->Spsr[SVCBANK]);
- mirror_register_file[SPSR_SVC] = state->RegBank[SVCBANK];
- }
- if (state->Spsr[ABORTBANK] != mirror_register_file[SPSR_ABORT]) {
- fprintf(state->state_log, "SPSR_ABORT:0x%x\n", state->Spsr[ABORTBANK]);
- mirror_register_file[SPSR_ABORT] = state->RegBank[ABORTBANK];
- }
- if (state->Spsr[UNDEFBANK] != mirror_register_file[SPSR_UNDEF]) {
- fprintf(state->state_log, "SPSR_UNDEF:0x%x\n", state->Spsr[UNDEFBANK]);
- mirror_register_file[SPSR_UNDEF] = state->RegBank[UNDEFBANK];
- }
- if (state->Spsr[IRQBANK] != mirror_register_file[SPSR_IRQ]) {
- fprintf(state->state_log, "SPSR_IRQ:0x%x\n", state->Spsr[IRQBANK]);
- mirror_register_file[SPSR_IRQ] = state->RegBank[IRQBANK];
- }
- if (state->Spsr[FIQBANK] != mirror_register_file[SPSR_FIRQ]) {
- fprintf(state->state_log, "SPSR_FIRQ:0x%x\n", state->Spsr[FIQBANK]);
- mirror_register_file[SPSR_FIRQ] = state->RegBank[FIQBANK];
- }
-#endif
-
-#if 0
- uint32_t alex = 0;
- static int flagged = 0;
- if ((flagged == 0) && (pc == 0xb224)) {
- flagged++;
- }
- if ((flagged == 1) && (pc == 0x1a800)) {
- flagged++;
- }
- if (flagged == 3) {
- printf("---|%p|--- %x\n", pc, state->NumInstrs);
- for (alex = 0; alex < 15; alex++) {
- printf("R%02d % 8x\n", alex, state->Reg[alex]);
- }
- printf("R%02d % 8x\n", alex, state->Reg[alex] - 8);
- printf("CPS %x%07x\n", (state->NFlag<<3 | state->ZFlag<<2 | state->CFlag<<1 | state->VFlag), state->Cpsr & 0xfffffff);
- } else {
- if (state->NumInstrs < 0x400000) {
- //exit(-1);
- }
- }
-#endif
-
- /*if (state->EventSet)
- ARMul_EnvokeEvent (state);*/
-
-#if 0
- /* do profiling for code coverage */
- if (skyeye_config.code_cov.prof_on)
- cov_prof(EXEC_FLAG, pc);
-#endif
-//2003-07-11 chy: for test
-#if 0
- if (skyeye_config.log.logon >= 1) {
- if (state->NumInstrs >= skyeye_config.log.start &&
- state->NumInstrs <= skyeye_config.log.end) {
- static int mybegin = 0;
- static int myinstrnum = 0;
- if (mybegin == 0)
- mybegin = 1;
-#if 0
- if (state->NumInstrs == 3695) {
- printf ("***********SKYEYE: numinstr = 3695\n");
- }
- static int mybeg2 = 0;
- static int mybeg3 = 0;
- static int mybeg4 = 0;
- static int mybeg5 = 0;
-
- if (pc == 0xa0008000) {
- //mybegin=1;
- printf ("************SKYEYE: real vmlinux begin now numinstr is %llu ****************\n", state->NumInstrs);
- }
- //chy 2003-09-02 test fiq
- if (state->NumInstrs == 67347000) {
- printf ("***********SKYEYE: numinstr = 67347000, begin log\n");
- mybegin = 1;
- }
- if (pc == 0xc00087b4) { //numinstr=67348714
- mybegin = 1;
- printf ("************SKYEYE: test irq now numinstr is %llu ****************\n", state->NumInstrs);
- }
- if (pc == 0xc00087b8) { //in start_kernel::sti()
- mybeg4 = 1;
- printf ("************SKYEYE: startkerenl: sti now numinstr is %llu ********\n", state->NumInstrs);
- }
- /*if (pc==0xc001e4f4||pc==0xc001e4f8||pc==0xc001e4fc||pc==0xc001e500||pc==0xffff0004) { //MRA instr */
- if (pc == 0xc001e500) { //MRA instr
- mybeg5 = 1;
- printf ("************SKYEYE: MRA instr now numinstr is %llu ********\n", state->NumInstrs);
- }
- if (pc >= 0xc0000000 && mybeg2 == 0) {
- mybeg2 = 1;
- printf ("************SKYEYE: enable mmu&cache, now numinstr is %llu **************\n", state->NumInstrs);
- SKYEYE_OUTREGS (stderr);
- printf ("************************************************************************\n");
- }
- //chy 2003-09-01 test after tlb-flush
- if (pc == 0xc00261ac) {
- //sleep(2);
- mybeg3 = 1;
- printf ("************SKYEYE: after tlb-flush numinstr is %llu ****************\n", state->NumInstrs);
- }
- if (mybeg3 == 1) {
- SKYEYE_OUTREGS (skyeye_logfd);
- SKYEYE_OUTMOREREGS (skyeye_logfd);
- fprintf (skyeye_logfd, "\n");
- }
-#endif
- if (mybegin == 1) {
- //fprintf(skyeye_logfd,"p %x,i %x,d %x,l %x,",pc,instr,decoded,loaded);
- //chy for test 20050729
- /*if (state->NumInstrs>=3302294) {
- if (pc==0x100c9d4 && instr==0xe1b0f00e){
- chy_debug();
- printf("*********************************************\n");
- printf("******SKYEYE N %llx :p %x,i %x\n SKYEYE******\n",state->NumInstrs,pc,instr);
- printf("*********************************************\n");
- }
- */
- if (skyeye_config.log.logon >= 1)
- /*
- fprintf (skyeye_logfd,
- "N %llx :p %x,i %x,",
- state->NumInstrs, pc,
- #ifdef MODET
- TFLAG ? instr & 0xffff : instr
- #else
- instr
- #endif
- );
- */
- fprintf(skyeye_logfd, "pc=0x%x,r3=0x%x\n", pc, state->Reg[3]);
- if (skyeye_config.log.logon >= 2)
- SKYEYE_OUTREGS (skyeye_logfd);
- if (skyeye_config.log.logon >= 3)
- SKYEYE_OUTMOREREGS
- (skyeye_logfd);
- //fprintf (skyeye_logfd, "\n");
- if (skyeye_config.log.length > 0) {
- myinstrnum++;
- if (myinstrnum >=
- skyeye_config.log.
- length) {
- myinstrnum = 0;
- fflush (skyeye_logfd);
- fseek (skyeye_logfd,
- 0L, SEEK_SET);
- }
- }
- }
- //SKYEYE_OUTREGS(skyeye_logfd);
- //SKYEYE_OUTMOREREGS(skyeye_logfd);
- }
- }
-#endif
-#if 0 /* Enable this for a helpful bit of debugging when tracing is needed. */
- fprintf (stderr, "pc: %x, instr: %x\n", pc & ~1, instr);
- if (instr == 0)
- abort ();
-#endif
-#if 0 /* Enable this code to help track down stack alignment bugs. */
- {
- static ARMword old_sp = -1;
-
- if (old_sp != state->Reg[13]) {
- old_sp = state->Reg[13];
- fprintf (stderr,
- "pc: %08x: SP set to %08x%s\n",
- pc & ~1, old_sp,
- (old_sp % 8) ? " [UNALIGNED!]" : "");
- }
- }
-#endif
/* Any exceptions ? */
if (state->NresetSig == LOW) {
ARMul_Abort (state, ARMul_ResetV);
-
- /*added energy_prof statement by ksh in 2004-11-26 */
- //chy 2005-07-28 for standalone
- //ARMul_do_energy(state,instr,pc);
break;
} else if (!state->NfiqSig && !FFLAG) {
ARMul_Abort (state, ARMul_FIQV);
- /*added energy_prof statement by ksh in 2004-11-26 */
- //chy 2005-07-28 for standalone
- //ARMul_do_energy(state,instr,pc);
break;
} else if (!state->NirqSig && !IFLAG) {
ARMul_Abort (state, ARMul_IRQV);
- /*added energy_prof statement by ksh in 2004-11-26 */
- //chy 2005-07-28 for standalone
- //ARMul_do_energy(state,instr,pc);
break;
}
-//teawater add for arm2x86 2005.04.26-------------------------------------------
-#if 0
-// if (state->pc == 0xc011a868 || state->pc == 0xc011a86c) {
- if (state->NumInstrs == 1671574 || state->NumInstrs == 1671573 || state->NumInstrs == 1671572
- || state->NumInstrs == 1671575) {
- for (reg_index = 0; reg_index < 16; reg_index ++) {
- printf("R%d:%x\t", reg_index, state->Reg[reg_index]);
- }
- printf("\n");
- }
-#endif
- if (state->tea_pc) {
- int i;
-
- if (state->tea_reg_fd) {
- fprintf (state->tea_reg_fd, "\n");
- for (i = 0; i < 15; i++) {
- fprintf (state->tea_reg_fd, "%x,",
- state->Reg[i]);
- }
- fprintf (state->tea_reg_fd, "%x,", pc);
- state->Cpsr = ARMul_GetCPSR (state);
- fprintf (state->tea_reg_fd, "%x\n",
- state->Cpsr);
- } else {
- printf ("\n");
- for (i = 0; i < 15; i++) {
- printf ("%x,", state->Reg[i]);
- }
- printf ("%x,", pc);
- state->Cpsr = ARMul_GetCPSR (state);
- printf ("%x\n", state->Cpsr);
- }
- }
-//AJ2D--------------------------------------------------------------------------
-
- /*if (state->CallDebug > 0) {
- instr = ARMul_Debug (state, pc, instr);
- if (state->Emulate < ONCE) {
- state->NextInstr = RESUME;
- break;
- }
- if (state->Debug) {
- fprintf (stderr,
- "sim: At %08lx Instr %08lx Mode %02lx\n",
- pc, instr, state->Mode);
- (void) fgetc (stdin);
- }
- }
- else*/
if (state->Emulate < ONCE) {
state->NextInstr = RESUME;
break;
}
- //io_do_cycle (state);
+
state->NumInstrs++;
-#if 0
- if (state->NumInstrs % 10000000 == 0) {
- printf("10 MIPS instr have been executed\n");
- }
-#endif
#ifdef MODET
/* Provide Thumb instruction decoding. If the processor is in Thumb
@@ -990,12 +514,6 @@ ARMul_Emulate26 (ARMul_State * state)
/* clrex do nothing here temporary */
if (instr == 0xf57ff01f) {
//printf("clrex \n");
-#if 0
- int i;
- for(i = 0; i < 128; i++) {
- state->exclusive_tag_array[i] = 0xffffffff;
- }
-#endif
/* shenoubang 2012-3-14 refer the dyncom_interpreter */
state->exclusive_tag_array[0] = 0xFFFFFFFF;
state->exclusive_access_state = 0;
@@ -1169,9 +687,9 @@ mainswitch:
Rn = BITS(0, 3);
lsb = BITS(7, 11);
msb = BITS(16, 20); //-V519
- if ((Rd == 15)) {
+ if (Rd == 15) {
ARMul_UndefInstr (state, instr);
- } else if ((Rn == 15)) {
+ } else if (Rn == 15) {
data = state->Reg[Rd];
tmp_rd = ((ARMword)(data << (31 - lsb)) >> (31 - lsb));
dst = ((data >> msb) << (msb - lsb));
@@ -3209,16 +2727,6 @@ mainswitch:
break;
case 0x6e: /* Store Byte, WriteBack, Post Inc, Reg. */
-#if 0
- if (state->is_v6) {
- int Rm = 0;
- /* utxb */
- if (BITS(15, 19) == 0xf && BITS(4, 7) == 0x7) {
- Rm = (RHS >> (8 * BITS(10, 11))) & 0xff;
- DEST = Rm;
- }
- }
-#endif
if (BIT (4)) {
#ifdef MODE32
if (state->is_v6
@@ -3656,13 +3164,6 @@ mainswitch:
#endif
state->Reg[15] = pc + 8 + POSBRANCH;
FLUSHPIPE;
-
-#ifdef callstacker
- memset(a, 0, 256);
- aufloeser(a, state->Reg[15]);
- printf("call %08X %08X %s(%08X %08X %08X %08X %08X %08X %08X)\n", state->Reg[14], state->Reg[15], a, state->Reg[0], state->Reg[1], state->Reg[2], state->Reg[3], mem_Read32(state->Reg[13]), mem_Read32(state->Reg[13] - 4),mem_Read32(state->Reg[13] - 8));
-#endif
-
break;
/* Branch and Link backward. */
@@ -3682,13 +3183,6 @@ mainswitch:
#endif
state->Reg[15] = pc + 8 + NEGBRANCH;
FLUSHPIPE;
-
-#ifdef callstacker
- memset(a, 0, 256);
- aufloeser(a, state->Reg[15]);
- printf("call %08X %08X %s(%08X %08X %08X %08X %08X %08X %08X)\n", state->Reg[14], state->Reg[15], a, state->Reg[0], state->Reg[1], state->Reg[2], state->Reg[3], mem_Read32(state->Reg[13]), mem_Read32(state->Reg[13] - 4),mem_Read32(state->Reg[13] - 8));
-#endif
-
break;
/* Co-Processor Data Transfers. */
@@ -3909,165 +3403,6 @@ mainswitch:
donext:
#endif
state->pc = pc;
-#if 0
- /* shenoubang */
- instr_sum++;
- int i, j;
- i = j = 0;
- if (instr_sum >= 7388648) {
- //if (pc == 0xc0008ab4) {
- // printf("instr_sum: %d\n", instr_sum);
- // start_kernel : 0xc000895c
- printf("--------------------------------------------------\n");
- for (i = 0; i < 16; i++) {
- printf("[R%02d]:[0x%08x]\t", i, state->Reg[i]);
- if ((i % 3) == 2) {
- printf("\n");
- }
- }
- printf("[cpr]:[0x%08x]\t[spr0]:[0x%08x]\n", state->Cpsr, state->Spsr[0]);
- for (j = 1; j < 7; j++) {
- printf("[spr%d]:[0x%08x]\t", j, state->Spsr[j]);
- if ((j % 4) == 3) {
- printf("\n");
- }
- }
- printf("\n[PC]:[0x%08x]\t[INST]:[0x%08x]\t[COUNT]:[%d]\n", pc, instr, instr_sum);
- printf("--------------------------------------------------\n");
- }
-#endif
-
-#if 0
- fprintf(state->state_log, "PC:0x%x\n", pc);
- for (reg_index = 0; reg_index < 16; reg_index ++) {
- if (state->Reg[reg_index] != mirror_register_file[reg_index]) {
- fprintf(state->state_log, "R%d:0x%x\n", reg_index, state->Reg[reg_index]);
- mirror_register_file[reg_index] = state->Reg[reg_index];
- }
- }
- if (state->Cpsr != mirror_register_file[CPSR_REG]) {
- fprintf(state->state_log, "Cpsr:0x%x\n", state->Cpsr);
- mirror_register_file[CPSR_REG] = state->Cpsr;
- }
- if (state->RegBank[SVCBANK][13] != mirror_register_file[R13_SVC]) {
- fprintf(state->state_log, "R13_SVC:0x%x\n", state->RegBank[SVCBANK][13]);
- mirror_register_file[R13_SVC] = state->RegBank[SVCBANK][13];
- }
- if (state->RegBank[SVCBANK][14] != mirror_register_file[R14_SVC]) {
- fprintf(state->state_log, "R14_SVC:0x%x\n", state->RegBank[SVCBANK][14]);
- mirror_register_file[R14_SVC] = state->RegBank[SVCBANK][14];
- }
- if (state->RegBank[ABORTBANK][13] != mirror_register_file[R13_ABORT]) {
- fprintf(state->state_log, "R13_ABORT:0x%x\n", state->RegBank[ABORTBANK][13]);
- mirror_register_file[R13_ABORT] = state->RegBank[ABORTBANK][13];
- }
- if (state->RegBank[ABORTBANK][14] != mirror_register_file[R14_ABORT]) {
- fprintf(state->state_log, "R14_ABORT:0x%x\n", state->RegBank[ABORTBANK][14]);
- mirror_register_file[R14_ABORT] = state->RegBank[ABORTBANK][14];
- }
- if (state->RegBank[UNDEFBANK][13] != mirror_register_file[R13_UNDEF]) {
- fprintf(state->state_log, "R13_UNDEF:0x%x\n", state->RegBank[UNDEFBANK][13]);
- mirror_register_file[R13_UNDEF] = state->RegBank[UNDEFBANK][13];
- }
- if (state->RegBank[UNDEFBANK][14] != mirror_register_file[R14_UNDEF]) {
- fprintf(state->state_log, "R14_UNDEF:0x%x\n", state->RegBank[UNDEFBANK][14]);
- mirror_register_file[R14_UNDEF] = state->RegBank[UNDEFBANK][14];
- }
- if (state->RegBank[IRQBANK][13] != mirror_register_file[R13_IRQ]) {
- fprintf(state->state_log, "R13_IRQ:0x%x\n", state->RegBank[IRQBANK][13]);
- mirror_register_file[R13_IRQ] = state->RegBank[IRQBANK][13];
- }
- if (state->RegBank[IRQBANK][14] != mirror_register_file[R14_IRQ]) {
- fprintf(state->state_log, "R14_IRQ:0x%x\n", state->RegBank[IRQBANK][14]);
- mirror_register_file[R14_IRQ] = state->RegBank[IRQBANK][14];
- }
- if (state->RegBank[FIQBANK][8] != mirror_register_file[R8_FIRQ]) {
- fprintf(state->state_log, "R8_FIRQ:0x%x\n", state->RegBank[FIQBANK][8]);
- mirror_register_file[R8_FIRQ] = state->RegBank[FIQBANK][8];
- }
- if (state->RegBank[FIQBANK][9] != mirror_register_file[R9_FIRQ]) {
- fprintf(state->state_log, "R9_FIRQ:0x%x\n", state->RegBank[FIQBANK][9]);
- mirror_register_file[R9_FIRQ] = state->RegBank[FIQBANK][9];
- }
- if (state->RegBank[FIQBANK][10] != mirror_register_file[R10_FIRQ]) {
- fprintf(state->state_log, "R10_FIRQ:0x%x\n", state->RegBank[FIQBANK][10]);
- mirror_register_file[R10_FIRQ] = state->RegBank[FIQBANK][10];
- }
- if (state->RegBank[FIQBANK][11] != mirror_register_file[R11_FIRQ]) {
- fprintf(state->state_log, "R11_FIRQ:0x%x\n", state->RegBank[FIQBANK][11]);
- mirror_register_file[R11_FIRQ] = state->RegBank[FIQBANK][11];
- }
- if (state->RegBank[FIQBANK][12] != mirror_register_file[R12_FIRQ]) {
- fprintf(state->state_log, "R12_FIRQ:0x%x\n", state->RegBank[FIQBANK][12]);
- mirror_register_file[R12_FIRQ] = state->RegBank[FIQBANK][12];
- }
- if (state->RegBank[FIQBANK][13] != mirror_register_file[R13_FIRQ]) {
- fprintf(state->state_log, "R13_FIRQ:0x%x\n", state->RegBank[FIQBANK][13]);
- mirror_register_file[R13_FIRQ] = state->RegBank[FIQBANK][13];
- }
- if (state->RegBank[FIQBANK][14] != mirror_register_file[R14_FIRQ]) {
- fprintf(state->state_log, "R14_FIRQ:0x%x\n", state->RegBank[FIQBANK][14]);
- mirror_register_file[R14_FIRQ] = state->RegBank[FIQBANK][14];
- }
- if (state->Spsr[SVCBANK] != mirror_register_file[SPSR_SVC]) {
- fprintf(state->state_log, "SPSR_SVC:0x%x\n", state->Spsr[SVCBANK]);
- mirror_register_file[SPSR_SVC] = state->RegBank[SVCBANK];
- }
- if (state->Spsr[ABORTBANK] != mirror_register_file[SPSR_ABORT]) {
- fprintf(state->state_log, "SPSR_ABORT:0x%x\n", state->Spsr[ABORTBANK]);
- mirror_register_file[SPSR_ABORT] = state->RegBank[ABORTBANK];
- }
- if (state->Spsr[UNDEFBANK] != mirror_register_file[SPSR_UNDEF]) {
- fprintf(state->state_log, "SPSR_UNDEF:0x%x\n", state->Spsr[UNDEFBANK]);
- mirror_register_file[SPSR_UNDEF] = state->RegBank[UNDEFBANK];
- }
- if (state->Spsr[IRQBANK] != mirror_register_file[SPSR_IRQ]) {
- fprintf(state->state_log, "SPSR_IRQ:0x%x\n", state->Spsr[IRQBANK]);
- mirror_register_file[SPSR_IRQ] = state->RegBank[IRQBANK];
- }
- if (state->Spsr[FIQBANK] != mirror_register_file[SPSR_FIRQ]) {
- fprintf(state->state_log, "SPSR_FIRQ:0x%x\n", state->Spsr[FIQBANK]);
- mirror_register_file[SPSR_FIRQ] = state->RegBank[FIQBANK];
- }
-
-#endif
-
-#ifdef NEED_UI_LOOP_HOOK
- if (ui_loop_hook != NULL && ui_loop_hook_counter-- < 0) {
- ui_loop_hook_counter = UI_LOOP_POLL_INTERVAL;
- ui_loop_hook (0);
- }
-#endif /* NEED_UI_LOOP_HOOK */
-
- /*added energy_prof statement by ksh in 2004-11-26 */
- //chy 2005-07-28 for standalone
- //ARMul_do_energy(state,instr,pc);
-//teawater add for record reg value to ./reg.txt 2005.07.10---------------------
- if (state->tea_break_ok && pc == state->tea_break_addr) {
- //ARMul_Debug (state, 0, 0);
- state->tea_break_ok = 0;
- } else {
- state->tea_break_ok = 1;
- }
-//AJ2D--------------------------------------------------------------------------
-//chy 2006-04-14 for ctrl-c debug
-#if 0
- if (debugmode) {
- if (instr != ARMul_ABORTWORD) {
- remote_interrupt_test_time++;
- //chy 2006-04-14 2000 should be changed in skyeye_conf ???!!!
- if (remote_interrupt_test_time >= 2000) {
- remote_interrupt_test_time=0;
- if (remote_interrupt()) {
- //for test
- //printf("SKYEYE: ICE_debug recv Ctrl_C\n");
- state->EndCondition = 0;
- state->Emulate = STOP;
- }
- }
- }
- }
-#endif
/* jump out every time */
//state->EndCondition = 0;
@@ -4076,10 +3411,6 @@ donext:
TEST_EMULATE:
if (state->Emulate == ONCE)
state->Emulate = STOP;
- //chy: 2003-08-23: should not use CHANGEMODE !!!!
- /* If we have changed mode, allow the PC to advance before stopping. */
- // else if (state->Emulate == CHANGEMODE)
- // continue;
else if (state->Emulate != RUN)
break;
}
@@ -4096,225 +3427,14 @@ exit:
return pc;
}
-//teawater add for arm2x86 2005.02.17-------------------------------------------
- /*ywc 2005-04-01*/
-//#include "tb.h"
-//#include "arm2x86_self.h"
-
static volatile void (*gen_func) (void);
-//static volatile ARMul_State *tmp_st;
-//static volatile ARMul_State *save_st;
+
static volatile uint32_t tmp_st;
static volatile uint32_t save_st;
static volatile uint32_t save_T0;
static volatile uint32_t save_T1;
static volatile uint32_t save_T2;
-#ifdef MODE32
-#ifdef DBCT
-//teawater change for debug function 2005.07.09---------------------------------
- ARMword
- ARMul_Emulate32_dbct (ARMul_State * state) {
- static int init = 0;
- static FILE *fd;
-
- /*if (!init) {
- fd = fopen("./pc.txt", "w");
- if (!fd) {
- exit(-1);
- }
- init = 1;
- } */
-
- state->Reg[15] += INSN_SIZE;
- do {
- /*if (skyeye_config.log.logon>=1) {
- if (state->NumInstrs>=skyeye_config.log.start && state->NumInstrs<=skyeye_config.log.end) {
- static int mybegin=0;
- static int myinstrnum=0;
-
- if (mybegin==0) mybegin=1;
- if (mybegin==1) {
- state->Reg[15] -= INSN_SIZE;
- if (skyeye_config.log.logon>=1) fprintf(skyeye_logfd,"N %llx :p %x,i %x,",state->NumInstrs, (state->Reg[15] - INSN_SIZE), instr);
- if (skyeye_config.log.logon>=2) SKYEYE_OUTREGS(skyeye_logfd);
- if (skyeye_config.log.logon>=3) SKYEYE_OUTMOREREGS(skyeye_logfd);
- fprintf(skyeye_logfd,"\n");
- if (skyeye_config.log.length>0) {
- myinstrnum++;
- if (myinstrnum>=skyeye_config.log.length) {
- myinstrnum=0;
- fflush(skyeye_logfd);
- fseek(skyeye_logfd,0L,SEEK_SET);
- }
- }
- state->Reg[15] += INSN_SIZE;
- }
- }
- } */
- state->trap = 0;
- gen_func =
- (void *) tb_find (state, state->Reg[15] - INSN_SIZE);
- if (!gen_func) {
- //fprintf(stderr, "SKYEYE: tb_find: Error in find the translate block.\n");
- //exit(-1);
- //TRAP_INSN_ABORT
- //TEA_OUT(printf("\n------------\npc:%x\n", state->Reg[15] - INSN_SIZE));
- //TEA_OUT(printf("TRAP_INSN_ABORT\n"));
-//teawater add for xscale(arm v5) 2005.09.01------------------------------------
- /*XScale_set_fsr_far(state, ARMul_CP15_R5_MMU_EXCPT, state->Reg[15] - INSN_SIZE);
- state->Reg[15] += INSN_SIZE;
- ARMul_Abort(state, ARMul_PrefetchAbortV);
- state->Reg[15] += INSN_SIZE;
- goto next; */
- state->trap = TRAP_INSN_ABORT;
- goto check;
-//AJ2D--------------------------------------------------------------------------
- }
-
- save_st = (uint32_t) st;
- save_T0 = T0;
- save_T1 = T1;
- save_T2 = T2;
- tmp_st = (uint32_t) state;
- wmb ();
- st = (ARMul_State *) tmp_st;
- gen_func ();
- st = (ARMul_State *) save_st;
- T0 = save_T0;
- T1 = save_T1;
- T2 = save_T2;
-
- /*if (state->trap != TRAP_OUT) {
- state->tea_break_ok = 1;
- }
- if (state->trap <= TRAP_SET_R15) {
- goto next;
- } */
- //TEA_OUT(printf("\n------------\npc:%x\n", state->Reg[15] - INSN_SIZE));
-//teawater add check thumb 2005.07.21-------------------------------------------
- /*if (TFLAG) {
- state->Reg[15] -= 2;
- return(state->Reg[15]);
- } */
-//AJ2D--------------------------------------------------------------------------
-
-//teawater add for xscale(arm v5) 2005.09.01------------------------------------
-check:
-//AJ2D--------------------------------------------------------------------------
- switch (state->trap) {
- case TRAP_RESET: {
- //TEA_OUT(printf("TRAP_RESET\n"));
- ARMul_Abort (state, ARMul_ResetV);
- state->Reg[15] += INSN_SIZE;
- }
- break;
- case TRAP_UNPREDICTABLE: {
- //ARMul_Debug (state, 0, 0);
- }
- break;
- case TRAP_INSN_UNDEF: {
- //TEA_OUT(printf("TRAP_INSN_UNDEF\n"));
- state->Reg[15] += INSN_SIZE;
- ARMul_UndefInstr (state, 0);
- state->Reg[15] += INSN_SIZE;
- }
- break;
- case TRAP_SWI: {
- //TEA_OUT(printf("TRAP_SWI\n"));
- state->Reg[15] += INSN_SIZE;
- ARMul_Abort (state, ARMul_SWIV);
- state->Reg[15] += INSN_SIZE;
- }
- break;
-//teawater add for xscale(arm v5) 2005.09.01------------------------------------
- case TRAP_INSN_ABORT: {
- /*XScale_set_fsr_far (state,
- ARMul_CP15_R5_MMU_EXCPT,
- state->Reg[15] -
- INSN_SIZE);*/
- state->Reg[15] += INSN_SIZE;
- ARMul_Abort (state, ARMul_PrefetchAbortV);
- state->Reg[15] += INSN_SIZE;
- }
- break;
-//AJ2D--------------------------------------------------------------------------
- case TRAP_DATA_ABORT: {
- //TEA_OUT(printf("TRAP_DATA_ABORT\n"));
- state->Reg[15] += INSN_SIZE;
- ARMul_Abort (state, ARMul_DataAbortV);
- state->Reg[15] += INSN_SIZE;
- }
- break;
- case TRAP_IRQ: {
- //TEA_OUT(printf("TRAP_IRQ\n"));
- state->Reg[15] += INSN_SIZE;
- ARMul_Abort (state, ARMul_IRQV);
- state->Reg[15] += INSN_SIZE;
- }
- break;
- case TRAP_FIQ: {
- //TEA_OUT(printf("TRAP_FIQ\n"));
- state->Reg[15] += INSN_SIZE;
- ARMul_Abort (state, ARMul_FIQV);
- state->Reg[15] += INSN_SIZE;
- }
- break;
- case TRAP_SETS_R15: {
- //TEA_OUT(printf("TRAP_SETS_R15\n"));
- /*if (state->Bank > 0) {
- state->Cpsr = state->Spsr[state->Bank];
- ARMul_CPSRAltered (state);
- } */
- WriteSR15 (state, state->Reg[15]);
- }
- break;
- case TRAP_SET_CPSR: {
- //TEA_OUT(printf("TRAP_SET_CPSR\n"));
- //chy 2006-02-15 USERBANK=SYSTEMBANK=0
- //chy 2006-02-16 should use Mode to test
- //if (state->Bank > 0) {
- if (state->Mode != USER26MODE && state->Mode != USER32MODE) {
- //ARMul_CPSRAltered (state);
- }
- state->Reg[15] += INSN_SIZE;
- }
- break;
- case TRAP_OUT: {
- //TEA_OUT(printf("TRAP_OUT\n"));
- goto out;
- }
- break;
- case TRAP_BREAKPOINT: {
- //TEA_OUT(printf("TRAP_BREAKPOINT\n"));
- state->Reg[15] -= INSN_SIZE;
- if (!ARMul_OSHandleSWI
- (state, SWI_Breakpoint)) {
- ARMul_Abort (state, ARMul_SWIV);
- }
- state->Reg[15] += INSN_SIZE;
- }
- break;
- }
-
-next:
- if (state->Emulate == ONCE) {
- state->Emulate = STOP;
- break;
- } else if (state->Emulate != RUN) {
- break;
- }
- } while (!state->stop_simulator);
-
-out:
- state->Reg[15] -= INSN_SIZE;
- return (state->Reg[15]);
- }
-#endif
-//AJ2D--------------------------------------------------------------------------
-#endif
-//AJ2D--------------------------------------------------------------------------
-
/* This routine evaluates most Data Processing register RHS's with the S
bit clear. It is intended to be called from the macro DPRegRHS, which
filters the common case of an unshifted register with in line code. */
@@ -4672,21 +3792,6 @@ out:
return BITS (0, 3) | (BITS (8, 11) << 4);
}
- /* This function does the work of loading a word for a LDR instruction. */
-#define MEM_LOAD_LOG(description) if (skyeye_config.log.memlogon >= 1) { \
- fprintf(skyeye_logfd, \
- "m LOAD %s: N %llx :p %x :i %x :a %x :d %x\n", \
- description, state->NumInstrs, state->pc, instr, \
- address, dest); \
- }
-
-#define MEM_STORE_LOG(description) if (skyeye_config.log.memlogon >= 1) { \
- fprintf(skyeye_logfd, \
- "m STORE %s: N %llx :p %x :i %x :a %x :d %x\n", \
- description, state->NumInstrs, state->pc, instr, \
- address, DEST); \
- }
-
static unsigned
LoadWord (ARMul_State * state, ARMword instr, ARMword address) {
ARMword dest;
@@ -4708,8 +3813,6 @@ out:
WRITEDESTB (dest);
ARMul_Icycles (state, 1, 0L);
- //MEM_LOAD_LOG("WORD");
-
return (DESTReg != LHSReg);
}
@@ -4739,8 +3842,6 @@ out:
WRITEDEST (dest);
ARMul_Icycles (state, 1, 0L);
- //MEM_LOAD_LOG("HALFWORD");
-
return (DESTReg != LHSReg);
}
@@ -4770,8 +3871,6 @@ out:
WRITEDEST (dest);
ARMul_Icycles (state, 1, 0L);
- //MEM_LOAD_LOG("BYTE");
-
return (DESTReg != LHSReg);
}
@@ -4980,8 +4079,6 @@ out:
static unsigned
StoreWord (ARMul_State * state, ARMword instr, ARMword address) {
- //MEM_STORE_LOG("WORD");
-
BUSUSEDINCPCN;
#ifndef MODE32
if (DESTReg == 15)
@@ -5009,8 +4106,6 @@ out:
static unsigned
StoreHalfWord (ARMul_State * state, ARMword instr, ARMword address) {
- //MEM_STORE_LOG("HALFWORD");
-
BUSUSEDINCPCN;
#ifndef MODE32
@@ -5041,8 +4136,6 @@ out:
static unsigned
StoreByte (ARMul_State * state, ARMword instr, ARMword address) {
- //MEM_STORE_LOG("BYTE");
-
BUSUSEDINCPCN;
#ifndef MODE32
if (DESTReg == 15)
diff --git a/src/core/arm/interpreter/arminit.cpp b/src/core/arm/interpreter/arminit.cpp
index 03bca287..8ab5ef16 100644
--- a/src/core/arm/interpreter/arminit.cpp
+++ b/src/core/arm/interpreter/arminit.cpp
@@ -15,8 +15,6 @@
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
-//#include <unistd.h>
-
#include "core/arm/skyeye_common/armdefs.h"
#include "core/arm/skyeye_common/armemu.h"
@@ -24,26 +22,21 @@
* Definitions for the emulator architecture *
\***************************************************************************/
-void ARMul_EmulateInit (void);
-ARMul_State *ARMul_NewState (ARMul_State * state);
-void ARMul_Reset (ARMul_State * state);
-ARMword ARMul_DoCycle (ARMul_State * state);
-unsigned ARMul_DoCoPro (ARMul_State * state);
-ARMword ARMul_DoProg (ARMul_State * state);
-ARMword ARMul_DoInstr (ARMul_State * state);
-void ARMul_Abort (ARMul_State * state, ARMword address);
+void ARMul_EmulateInit();
+ARMul_State* ARMul_NewState(ARMul_State* state);
+void ARMul_Reset (ARMul_State* state);
+ARMword ARMul_DoCycle(ARMul_State* state);
+unsigned ARMul_DoCoPro(ARMul_State* state);
+ARMword ARMul_DoProg(ARMul_State* state);
+ARMword ARMul_DoInstr(ARMul_State* state);
+void ARMul_Abort(ARMul_State* state, ARMword address);
unsigned ARMul_MultTable[32] = {
1, 2, 2, 3, 3, 4, 4, 5, 5, 6, 6, 7, 7, 8, 8, 9, 9,
10, 10, 11, 11, 12, 12, 13, 13, 14, 14, 15, 15, 16, 16, 16
};
-ARMword ARMul_ImmedTable[4096]; /* immediate DP LHS values */
-char ARMul_BitList[256]; /* number of bits in a byte table */
-
-//chy 2006-02-22 add test debugmode
-extern int debugmode;
-extern int remote_interrupt( void );
-
+ARMword ARMul_ImmedTable[4096]; /* immediate DP LHS values */
+char ARMul_BitList[256]; /* number of bits in a byte table */
void arm_dyncom_Abort(ARMul_State * state, ARMword vector)
{
@@ -51,36 +44,10 @@ void arm_dyncom_Abort(ARMul_State * state, ARMword vector)
}
-/* ahe-ykl : the following code to initialize user mode
- code is architecture dependent and probably model dependant. */
-
-/*#include "skyeye_arch.h"
-#include "skyeye_pref.h"
-#include "skyeye_exec_info.h"
-#include "bank_defs.h"*/
-//#include "armcpu.h"
-//#include "skyeye_callback.h"
-
-/*
- ARM_CPU_State* cpu = get_current_cpu();
- arm_core_t* core = &cpu->core[0];
-
- uint32_t sp = info->initial_sp;
-
- core->Cpsr = 0x10; // User mode
-// FIXME: may need to add thumb
-core->Reg[13] = sp;
-core->Reg[10] = info->start_data;
-core->Reg[0] = 0;
-bus_read(32, sp + 4, &(core->Reg[1]));
-bus_read(32, sp + 8, &(core->Reg[2]));
-*/
/***************************************************************************\
* Call this routine once to set up the emulator's tables. *
\***************************************************************************/
-
-void
-ARMul_EmulateInit (void)
+void ARMul_EmulateInit()
{
unsigned int i, j;
@@ -102,9 +69,7 @@ ARMul_EmulateInit (void)
/***************************************************************************\
* Returns a new instantiation of the ARMulator's state *
\***************************************************************************/
-
-ARMul_State *
-ARMul_NewState (ARMul_State *state)
+ARMul_State* ARMul_NewState(ARMul_State* state)
{
unsigned i, j;
@@ -120,7 +85,6 @@ ARMul_NewState (ARMul_State *state)
state->Spsr[i] = 0;
state->Mode = 0;
- state->CallDebug = FALSE;
state->Debug = FALSE;
state->VectorCatch = 0;
state->Aborted = FALSE;
@@ -128,34 +92,6 @@ ARMul_NewState (ARMul_State *state)
state->Inted = 3;
state->LastInted = 3;
- state->CommandLine = NULL;
-
- state->EventSet = 0;
- state->Now = 0;
- state->EventPtr =
- (struct EventNode **) malloc ((unsigned) EVENTLISTSIZE *
- sizeof (struct EventNode *));
-#if DIFF_STATE
- state->state_log = fopen("/data/state.log", "w");
- printf("create pc log file.\n");
-#endif
- if (state->EventPtr == NULL) {
- printf ("SKYEYE: ARMul_NewState malloc state->EventPtr error\n");
- exit(-1);
- //skyeye_exit (-1);
- }
- for (i = 0; i < EVENTLISTSIZE; i++)
- *(state->EventPtr + i) = NULL;
-#if SAVE_LOG
- state->state_log = fopen("/tmp/state.log", "w");
- printf("create pc log file.\n");
-#else
-#if DIFF_LOG
- state->state_log = fopen("/tmp/state.log", "r");
- printf("loaded pc log file.\n");
-#endif
-#endif
-
#ifdef ARM61
state->prog32Sig = LOW;
state->data32Sig = LOW;
@@ -168,28 +104,19 @@ ARMul_NewState (ARMul_State *state)
state->bigendSig = LOW;
//chy:2003-08-19
- state->LastTime = 0;
state->CP14R0_CCD = -1;
- /* ahe-ykl: common function for interpret and dyncom */
- /*sky_pref_t *pref = get_skyeye_pref();
- if (pref->user_mode_sim)
- register_callback(arm_user_mode_init, Bootmach_callback);
- */
-
memset(&state->exclusive_tag_array[0], 0xFF, sizeof(state->exclusive_tag_array[0]) * 128);
state->exclusive_access_state = 0;
- //state->cpu = (cpu_config_t *) malloc (sizeof (cpu_config_t));
- //state->mem_bank = (mem_config_t *) malloc (sizeof (mem_config_t));
- return (state);
+
+ return state;
}
/***************************************************************************\
* Call this routine to set ARMulator to model a certain processor *
\***************************************************************************/
-void
-ARMul_SelectProcessor (ARMul_State * state, unsigned properties)
+void ARMul_SelectProcessor(ARMul_State* state, unsigned properties)
{
if (properties & ARM_Fix26_Prop) {
state->prog32Sig = LOW;
@@ -198,27 +125,16 @@ ARMul_SelectProcessor (ARMul_State * state, unsigned properties)
state->prog32Sig = HIGH;
state->data32Sig = HIGH;
}
- /* 2004-05-09 chy
- below line sould be in skyeye_mach_XXX.c 's XXX_mach_init function
- */
- // state->lateabtSig = HIGH;
-
- state->is_v4 =
- (properties & (ARM_v4_Prop | ARM_v5_Prop)) ? HIGH : LOW;
- state->is_v5 = (properties & ARM_v5_Prop) ? HIGH : LOW;
- state->is_v5e = (properties & ARM_v5e_Prop) ? HIGH : LOW;
+ state->is_v4 = (properties & (ARM_v4_Prop | ARM_v5_Prop)) ? HIGH : LOW;
+ state->is_v5 = (properties & ARM_v5_Prop) ? HIGH : LOW;
+ state->is_v5e = (properties & ARM_v5e_Prop) ? HIGH : LOW;
state->is_XScale = (properties & ARM_XScale_Prop) ? HIGH : LOW;
state->is_iWMMXt = (properties & ARM_iWMMXt_Prop) ? HIGH : LOW;
- /* state->is_v6 = LOW */;
- /* jeff.du 2010-08-05 */
- state->is_v6 = (properties & ARM_v6_Prop) ? HIGH : LOW;
+ state->is_v6 = (properties & ARM_v6_Prop) ? HIGH : LOW;
state->is_ep9312 = (properties & ARM_ep9312_Prop) ? HIGH : LOW;
- //chy 2005-09-19
state->is_pxa27x = (properties & ARM_PXA27X_Prop) ? HIGH : LOW;
-
- /* shenoubang 2012-3-11 */
- state->is_v7 = (properties & ARM_v7_Prop) ? HIGH : LOW;
+ state->is_v7 = (properties & ARM_v7_Prop) ? HIGH : LOW;
/* Only initialse the coprocessor support once we
know what kind of chip we are dealing with. */
@@ -229,11 +145,8 @@ ARMul_SelectProcessor (ARMul_State * state, unsigned properties)
/***************************************************************************\
* Call this routine to set up the initial machine state (or perform a RESET *
\***************************************************************************/
-
-void
-ARMul_Reset (ARMul_State * state)
+void ARMul_Reset(ARMul_State* state)
{
- //fprintf(stderr,"armul_reset 0: state-> Cpsr 0x%x, Mode %d\n",state->Cpsr,state->Mode);
state->NextInstr = 0;
if (state->prog32Sig) {
state->Reg[15] = 0;
@@ -244,15 +157,13 @@ ARMul_Reset (ARMul_State * state)
state->Cpsr = INTBITS | SVC26MODE;
state->Mode = SVC26MODE;
}
- //fprintf(stderr,"armul_reset 1: state-> Cpsr 0x%x, Mode %d\n",state->Cpsr,state->Mode);
- //ARMul_CPSRAltered (state);
+
state->Bank = SVCBANK;
FLUSHPIPE;
state->EndCondition = 0;
state->ErrorCode = 0;
- //fprintf(stderr,"armul_reset 2: state-> Cpsr 0x%x, Mode %d\n",state->Cpsr,state->Mode);
state->NresetSig = HIGH;
state->NfiqSig = HIGH;
state->NirqSig = HIGH;
@@ -266,33 +177,6 @@ ARMul_Reset (ARMul_State * state)
state->NumIcycles = 0;
state->NumCcycles = 0;
state->NumFcycles = 0;
-
- //fprintf(stderr,"armul_reset 3: state-> Cpsr 0x%x, Mode %d\n",state->Cpsr,state->Mode);
- //mmu_reset (state);
- //fprintf(stderr,"armul_reset 4: state-> Cpsr 0x%x, Mode %d\n",state->Cpsr,state->Mode);
-
- //mem_reset (state); /* move to memory/ram.c */
-
- //fprintf(stderr,"armul_reset 5: state-> Cpsr 0x%x, Mode %d\n",state->Cpsr,state->Mode);
- /*remove later. walimis 03.7.17 */
- //io_reset(state);
- //lcd_disable(state);
-
- /*ywc 2005-04-07 move from ARMul_NewState , because skyeye_config.no_dbct will
- *be configured in skyeye_option_init and it is called after ARMul_NewState*/
- state->tea_break_ok = 0;
- state->tea_break_addr = 0;
- state->tea_pc = 0;
-#ifdef DBCT
- if (!skyeye_config.no_dbct) {
- //teawater add for arm2x86 2005.02.14-------------------------------------------
- if (arm2x86_init (state)) {
- printf ("SKYEYE: arm2x86_init error\n");
- //skyeye_exit (-1);
- }
- //AJ2D--------------------------------------------------------------------------
- }
-#endif
}
@@ -301,108 +185,23 @@ ARMul_Reset (ARMul_State * state)
* (Emulate26 for a 26 bit ARM and Emulate32 for a 32 bit ARM), return the *
* address of the last instruction that is executed. *
\***************************************************************************/
-
-//teawater add DBCT_TEST_SPEED 2005.10.04---------------------------------------
-#ifdef DBCT_TEST_SPEED
-static ARMul_State *dbct_test_speed_state = NULL;
-static void
-dbct_test_speed_sig(int signo)
-{
- printf("\n0x%llx %llu\n", dbct_test_speed_state->instr_count, dbct_test_speed_state->instr_count);
- exit(0);
- //skyeye_exit(0);
-}
-#endif //DBCT_TEST_SPEED
-//AJ2D--------------------------------------------------------------------------
-
-ARMword
-ARMul_DoProg (ARMul_State * state)
+ARMword ARMul_DoProg(ARMul_State* state)
{
ARMword pc = 0;
- /*
- * 2007-01-24 removed the term-io functions by Anthony Lee,
- * moved to "device/uart/skyeye_uart_stdio.c".
- */
-
-//teawater add DBCT_TEST_SPEED 2005.10.04---------------------------------------
-#ifdef DBCT_TEST_SPEED
- {
- if (!dbct_test_speed_state) {
- //init timer
- struct itimerval value;
- struct sigaction act;
-
- dbct_test_speed_state = state;
- state->instr_count = 0;
- act.sa_handler = dbct_test_speed_sig;
- act.sa_flags = SA_RESTART;
- //cygwin don't support ITIMER_VIRTUAL or ITIMER_PROF
-#ifndef __CYGWIN__
- if (sigaction(SIGVTALRM, &act, NULL) == -1) {
-#else
- if (sigaction(SIGALRM, &act, NULL) == -1) {
-#endif //__CYGWIN__
- fprintf(stderr, "init timer error.\n");
- exit(-1);
- //skyeye_exit(-1);
- }
- if (skyeye_config.dbct_test_speed_sec) {
- value.it_value.tv_sec = skyeye_config.dbct_test_speed_sec;
- } else {
- value.it_value.tv_sec = DBCT_TEST_SPEED_SEC;
- }
- printf("dbct_test_speed_sec = %ld\n", value.it_value.tv_sec);
- value.it_value.tv_usec = 0;
- value.it_interval.tv_sec = 0;
- value.it_interval.tv_usec = 0;
-#ifndef __CYGWIN__
- if (setitimer(ITIMER_VIRTUAL, &value, NULL) == -1) {
-#else
- if (setitimer(ITIMER_REAL, &value, NULL) == -1) {
-#endif //__CYGWIN__
- fprintf(stderr, "init timer error.\n");
- //skyeye_exit(-1);
- }
- }
- }
-#endif //DBCT_TEST_SPEED
-//AJ2D--------------------------------------------------------------------------
state->Emulate = RUN;
while (state->Emulate != STOP) {
state->Emulate = RUN;
- /*ywc 2005-03-31 */
if (state->prog32Sig && ARMul_MODE32BIT) {
-#ifdef DBCT
- if (skyeye_config.no_dbct) {
- pc = ARMul_Emulate32 (state);
- } else {
- pc = ARMul_Emulate32_dbct (state);
- }
-#else
pc = ARMul_Emulate32 (state);
-#endif
}
-
else {
//pc = ARMul_Emulate26 (state);
}
- //chy 2006-02-22, should test debugmode first
- //chy 2006-04-14, put below codes in ARMul_Emulate
-#if 0
- if(debugmode)
- if(remote_interrupt())
- state->Emulate = STOP;
-#endif
}
- /*
- * 2007-01-24 removed the term-io functions by Anthony Lee,
- * moved to "device/uart/skyeye_uart_stdio.c".
- */
-
- return (pc);
+ return pc;
}
/***************************************************************************\
@@ -410,38 +209,17 @@ ARMul_DoProg (ARMul_State * state)
* (Emulate26 for a 26 bit ARM and Emulate32 for a 32 bit ARM), return the *
* address of the instruction that is executed. *
\***************************************************************************/
-
-ARMword
-ARMul_DoInstr (ARMul_State * state)
+ARMword ARMul_DoInstr(ARMul_State* state)
{
ARMword pc = 0;
state->Emulate = ONCE;
- /*ywc 2005-03-31 */
if (state->prog32Sig && ARMul_MODE32BIT) {
-#ifdef DBCT
- if (skyeye_config.no_dbct) {
- pc = ARMul_Emulate32 (state);
- } else {
-//teawater add compile switch for DBCT GDB RSP function 2005.10.21--------------
-#ifndef DBCT_GDBRSP
- printf("DBCT GDBRSP function switch is off.\n");
- printf("To use this function, open \"#define DBCT_GDBRSP\" in arch/arm/common/armdefs.h & recompile skyeye.\n");
- skyeye_exit(-1);
-#endif //DBCT_GDBRSP
-//AJ2D--------------------------------------------------------------------------
- pc = ARMul_Emulate32_dbct (state);
- }
-#else
pc = ARMul_Emulate32 (state);
-#endif
}
- //else
- //pc = ARMul_Emulate26 (state);
-
- return (pc);
+ return pc;
}
/***************************************************************************\
@@ -449,9 +227,7 @@ ARMul_DoInstr (ARMul_State * state)
* mode, register bank, and the saving of registers. Call with the *
* appropriate vector's memory address (0,4,8 ....) *
\***************************************************************************/
-
-void
-ARMul_Abort (ARMul_State * state, ARMword vector)
+void ARMul_Abort(ARMul_State* state, ARMword vector)
{
ARMword temp;
int isize = INSN_SIZE;
@@ -494,21 +270,11 @@ ARMul_Abort (ARMul_State * state, ARMword vector)
SETABORT (IBIT, SVC26MODE, isize);
break;
case ARMul_IRQV: /* IRQ */
- //chy 2003-09-02 the if sentence seems no use
-#if 0
- if (!state->is_XScale || !state->CPRead[13] (state, 0, &temp)
- || (temp & ARMul_CP13_R0_IRQ))
-#endif
SETABORT (IBIT,
state->prog32Sig ? IRQ32MODE : IRQ26MODE,
esize);
break;
case ARMul_FIQV: /* FIQ */
- //chy 2003-09-02 the if sentence seems no use
-#if 0
- if (!state->is_XScale || !state->CPRead[13] (state, 0, &temp)
- || (temp & ARMul_CP13_R0_FIQ))
-#endif
SETABORT (INTBITS,
state->prog32Sig ? FIQ32MODE : FIQ26MODE,
esize);
diff --git a/src/core/arm/interpreter/armsupp.cpp b/src/core/arm/interpreter/armsupp.cpp
index e2626eef..5a8f09b2 100644
--- a/src/core/arm/interpreter/armsupp.cpp
+++ b/src/core/arm/interpreter/armsupp.cpp
@@ -22,13 +22,6 @@
static ARMword ModeToBank (ARMword);
-static void EnvokeList (ARMul_State *, unsigned int, unsigned int);
-
-struct EventNode {
- /* An event list node. */
- unsigned (*func) (ARMul_State *); /* The function to call. */
- struct EventNode *next;
-};
/* This routine returns the value of a register from a mode. */
@@ -1068,76 +1061,3 @@ ARMul_Align (ARMul_State* state, ARMword address, ARMword data)
address = (address & 3) << 3; /* Get the word address. */
return ((data >> address) | (data << (32 - address))); /* rot right */
}
-
-/* This routine is used to call another routine after a certain number of
- cycles have been executed. The first parameter is the number of cycles
- delay before the function is called, the second argument is a pointer
- to the function. A delay of zero doesn't work, just call the function. */
-
-void
-ARMul_ScheduleEvent (ARMul_State * state, unsigned int delay,
- unsigned (*what) (ARMul_State *))
-{
- unsigned int when;
- struct EventNode *event;
-
- if (state->EventSet++ == 0)
- state->Now = ARMul_Time (state);
- when = (state->Now + delay) % EVENTLISTSIZE;
- event = (struct EventNode *) malloc (sizeof (struct EventNode));
- if (!event) {
- printf ("SKYEYE:ARMul_ScheduleEvent: malloc event error\n");
- exit(-1);
- //skyeye_exit (-1);
- }
- event->func = what;
- event->next = *(state->EventPtr + when);
- *(state->EventPtr + when) = event;
-}
-
-/* This routine is called at the beginning of
- every cycle, to envoke scheduled events. */
-
-void
-ARMul_EnvokeEvent (ARMul_State * state)
-{
- static unsigned int then;
-
- then = state->Now;
- state->Now = ARMul_Time (state) % EVENTLISTSIZE;
- if (then < state->Now)
- /* Schedule events. */
- EnvokeList (state, then, state->Now);
- else if (then > state->Now) {
- /* Need to wrap around the list. */
- EnvokeList (state, then, EVENTLISTSIZE - 1L);
- EnvokeList (state, 0L, state->Now);
- }
-}
-
-/* Envokes all the entries in a range. */
-
-static void
-EnvokeList (ARMul_State * state, unsigned int from, unsigned int to)
-{
- for (; from <= to; from++) {
- struct EventNode *anevent;
-
- anevent = *(state->EventPtr + from);
- while (anevent) {
- (anevent->func) (state);
- state->EventSet--;
- anevent = anevent->next;
- }
- *(state->EventPtr + from) = NULL;
- }
-}
-
-/* This routine is returns the number of clock ticks since the last reset. */
-
-unsigned int
-ARMul_Time (ARMul_State * state)
-{
- return (state->NumScycles + state->NumNcycles +
- state->NumIcycles + state->NumCcycles + state->NumFcycles);
-}