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-rw-r--r--src/arch/sparc/linux/syscalls.cc8
-rw-r--r--src/cpu/exetrace.cc93
2 files changed, 96 insertions, 5 deletions
diff --git a/src/arch/sparc/linux/syscalls.cc b/src/arch/sparc/linux/syscalls.cc
index 24d568162..03c8bafe2 100644
--- a/src/arch/sparc/linux/syscalls.cc
+++ b/src/arch/sparc/linux/syscalls.cc
@@ -132,7 +132,7 @@ SyscallDesc SparcLinuxProcess::syscall32Descs[] = {
/* 40 */ SyscallDesc("lstat", unimplementedFunc),
/* 41 */ SyscallDesc("dup", unimplementedFunc),
/* 42 */ SyscallDesc("pipe", pipePseudoFunc),
- /* 43 */ SyscallDesc("times", unimplementedFunc),
+ /* 43 */ SyscallDesc("times", ignoreFunc),
/* 44 */ SyscallDesc("getuid32", unimplementedFunc),
/* 45 */ SyscallDesc("umount2", unimplementedFunc), //32 bit
/* 46 */ SyscallDesc("setgid", unimplementedFunc), //32 bit
@@ -320,7 +320,7 @@ SyscallDesc SparcLinuxProcess::syscall32Descs[] = {
/* 228 */ SyscallDesc("setfsuid", unimplementedFunc), //32 bit
/* 229 */ SyscallDesc("setfsgid", unimplementedFunc), //32 bit
/* 230 */ SyscallDesc("_newselect", unimplementedFunc), //32 bit
- /* 231 */ SyscallDesc("time", unimplementedFunc),
+ /* 231 */ SyscallDesc("time", ignoreFunc),
/* 232 */ SyscallDesc("oldstat", unimplementedFunc),
/* 233 */ SyscallDesc("stime", unimplementedFunc),
/* 234 */ SyscallDesc("statfs64", unimplementedFunc),
@@ -435,7 +435,7 @@ SyscallDesc SparcLinuxProcess::syscallDescs[] = {
/* 40 */ SyscallDesc("lstat", unimplementedFunc),
/* 41 */ SyscallDesc("dup", unimplementedFunc),
/* 42 */ SyscallDesc("pipe", pipePseudoFunc),
- /* 43 */ SyscallDesc("times", unimplementedFunc),
+ /* 43 */ SyscallDesc("times", ignoreFunc),
/* 44 */ SyscallDesc("getuid32", unimplementedFunc),
/* 45 */ SyscallDesc("umount2", unimplementedFunc),
/* 46 */ SyscallDesc("setgid", unimplementedFunc),
@@ -623,7 +623,7 @@ SyscallDesc SparcLinuxProcess::syscallDescs[] = {
/* 228 */ SyscallDesc("setfsuid", unimplementedFunc),
/* 229 */ SyscallDesc("setfsgid", unimplementedFunc),
/* 230 */ SyscallDesc("_newselect", unimplementedFunc),
- /* 231 */ SyscallDesc("time", unimplementedFunc),
+ /* 231 */ SyscallDesc("time", ignoreFunc),
/* 232 */ SyscallDesc("oldstat", unimplementedFunc),
/* 233 */ SyscallDesc("stime", unimplementedFunc),
/* 234 */ SyscallDesc("statfs64", unimplementedFunc),
diff --git a/src/cpu/exetrace.cc b/src/cpu/exetrace.cc
index 20694b38f..c568b1439 100644
--- a/src/cpu/exetrace.cc
+++ b/src/cpu/exetrace.cc
@@ -31,6 +31,7 @@
* Steve Raasch
*/
+#include <errno.h>
#include <fstream>
#include <iomanip>
#include <sys/ipc.h>
@@ -40,6 +41,7 @@
#include "arch/regfile.hh"
#include "arch/utility.hh"
#include "base/loader/symtab.hh"
+#include "base/socket.hh"
#include "config/full_system.hh"
#include "cpu/base.hh"
#include "cpu/exetrace.hh"
@@ -65,6 +67,7 @@ static bool wasMicro = false;
namespace Trace {
SharedData *shared_data = NULL;
+ListenSocket *cosim_listener = NULL;
void
setupSharedData()
@@ -150,9 +153,96 @@ Trace::InstRecord::dump()
ostream &outs = Trace::output();
DPRINTF(Sparc, "Instruction: %#X\n", staticInst->machInst);
+ bool diff = true;
if (IsOn(ExecRegDelta))
{
+ diff = false;
+#ifndef NDEBUG
#if THE_ISA == SPARC_ISA
+ static int fd = 0;
+ //Don't print what happens for each micro-op, just print out
+ //once at the last op, and for regular instructions.
+ if(!staticInst->isMicroOp() || staticInst->isLastMicroOp())
+ {
+ if(!cosim_listener)
+ {
+ int port = 8000;
+ cosim_listener = new ListenSocket();
+ while(!cosim_listener->listen(port, true))
+ {
+ DPRINTF(GDBMisc, "Can't bind port %d\n", port);
+ port++;
+ }
+ ccprintf(cerr, "Listening for cosimulator on port %d\n", port);
+ fd = cosim_listener->accept();
+ }
+ char prefix[] = "goli";
+ for(int p = 0; p < 4; p++)
+ {
+ for(int i = 0; i < 8; i++)
+ {
+ uint64_t regVal;
+ int res = read(fd, &regVal, sizeof(regVal));
+ if(res < 0)
+ panic("First read call failed! %s\n", strerror(errno));
+ regVal = TheISA::gtoh(regVal);
+ uint64_t realRegVal = thread->readIntReg(p * 8 + i);
+ if((regVal & 0xffffffffULL) != (realRegVal & 0xffffffffULL))
+ {
+ DPRINTF(ExecRegDelta, "Register %s%d should be %#x but is %#x.\n", prefix[p], i, regVal, realRegVal);
+ diff = true;
+ }
+ //ccprintf(outs, "%s%d m5 = %#x statetrace = %#x\n", prefix[p], i, realRegVal, regVal);
+ }
+ }
+ /*for(int f = 0; f <= 62; f+=2)
+ {
+ uint64_t regVal;
+ int res = read(fd, &regVal, sizeof(regVal));
+ if(res < 0)
+ panic("First read call failed! %s\n", strerror(errno));
+ regVal = TheISA::gtoh(regVal);
+ uint64_t realRegVal = thread->readFloatRegBits(f, 64);
+ if(regVal != realRegVal)
+ {
+ DPRINTF(ExecRegDelta, "Register f%d should be %#x but is %#x.\n", f, regVal, realRegVal);
+ }
+ }*/
+ uint64_t regVal;
+ int res = read(fd, &regVal, sizeof(regVal));
+ if(res < 0)
+ panic("First read call failed! %s\n", strerror(errno));
+ regVal = TheISA::gtoh(regVal);
+ uint64_t realRegVal = thread->readNextPC();
+ if(regVal != realRegVal)
+ {
+ DPRINTF(ExecRegDelta, "Register pc should be %#x but is %#x.\n", regVal, realRegVal);
+ diff = true;
+ }
+ res = read(fd, &regVal, sizeof(regVal));
+ if(res < 0)
+ panic("First read call failed! %s\n", strerror(errno));
+ regVal = TheISA::gtoh(regVal);
+ realRegVal = thread->readNextNPC();
+ if(regVal != realRegVal)
+ {
+ DPRINTF(ExecRegDelta, "Register npc should be %#x but is %#x.\n", regVal, realRegVal);
+ diff = true;
+ }
+ res = read(fd, &regVal, sizeof(regVal));
+ if(res < 0)
+ panic("First read call failed! %s\n", strerror(errno));
+ regVal = TheISA::gtoh(regVal);
+ realRegVal = thread->readIntReg(SparcISA::NumIntArchRegs + 2);
+ if((regVal & 0xF) != (realRegVal & 0xF))
+ {
+ DPRINTF(ExecRegDelta, "Register ccr should be %#x but is %#x.\n", regVal, realRegVal);
+ diff = true;
+ }
+ }
+#endif
+#endif
+#if 0 //THE_ISA == SPARC_ISA
//Don't print what happens for each micro-op, just print out
//once at the last op, and for regular instructions.
if(!staticInst->isMicroOp() || staticInst->isLastMicroOp())
@@ -211,7 +301,8 @@ Trace::InstRecord::dump()
}
#endif
}
- else if (IsOn(ExecIntel)) {
+ if(!diff) {
+ } else if (IsOn(ExecIntel)) {
ccprintf(outs, "%7d ) ", when);
outs << "0x" << hex << PC << ":\t";
if (staticInst->isLoad()) {
generated by cgit v1.2.3 (git 2.25.1) at 2024-10-31 20:48:23 +0000