diff options
Diffstat (limited to 'src/core/arm/interpreter/armemu.cpp')
| -rw-r--r-- | src/core/arm/interpreter/armemu.cpp | 925 |
1 files changed, 9 insertions, 916 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) |