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-rw-r--r--src/arch/alpha/isa/decoder.isa2
-rw-r--r--src/arch/arm/faults.cc3
-rw-r--r--src/arch/mips/isa/decoder.isa2
-rw-r--r--src/arch/power/isa/decoder.isa2
-rw-r--r--src/arch/riscv/faults.cc3
-rw-r--r--src/arch/sparc/faults.cc3
-rw-r--r--src/arch/sparc/linux/process.cc14
-rw-r--r--src/arch/sparc/linux/process.hh4
-rw-r--r--src/arch/sparc/process.cc2
-rw-r--r--src/arch/sparc/process.hh2
-rw-r--r--src/arch/x86/isa/decoder/one_byte_opcodes.isa5
-rw-r--r--src/arch/x86/isa/decoder/two_byte_opcodes.isa10
-rw-r--r--src/arch/x86/process.cc4
-rw-r--r--src/arch/x86/process.hh2
-rw-r--r--src/arch/x86/pseudo_inst.cc4
15 files changed, 36 insertions, 26 deletions
diff --git a/src/arch/alpha/isa/decoder.isa b/src/arch/alpha/isa/decoder.isa
index d6de363a7..8789fa905 100644
--- a/src/arch/alpha/isa/decoder.isa
+++ b/src/arch/alpha/isa/decoder.isa
@@ -840,7 +840,7 @@ decode OPCODE default Unknown::unknown() {
exitSimLoop("halt instruction encountered");
}}, IsNonSpeculative);
0x83: callsys({{
- xc->syscall(R0);
+ xc->syscall(R0, &fault);
}}, IsSerializeAfter, IsNonSpeculative, IsSyscall);
// Read uniq reg into ABI return value register (r0)
0x9e: rduniq({{ R0 = Runiq; }}, IsIprAccess);
diff --git a/src/arch/arm/faults.cc b/src/arch/arm/faults.cc
index b0d7700d1..740d71d02 100644
--- a/src/arch/arm/faults.cc
+++ b/src/arch/arm/faults.cc
@@ -784,7 +784,8 @@ SupervisorCall::invoke(ThreadContext *tc, const StaticInstPtr &inst)
callNum = tc->readIntReg(INTREG_X8);
else
callNum = tc->readIntReg(INTREG_R7);
- tc->syscall(callNum);
+ Fault fault;
+ tc->syscall(callNum, &fault);
// Advance the PC since that won't happen automatically.
PCState pc = tc->pcState();
diff --git a/src/arch/mips/isa/decoder.isa b/src/arch/mips/isa/decoder.isa
index 1f930f3f5..5c3c6f6b1 100644
--- a/src/arch/mips/isa/decoder.isa
+++ b/src/arch/mips/isa/decoder.isa
@@ -164,7 +164,7 @@ decode OPCODE_HI default Unknown::unknown() {
0x2: movz({{ Rd = (Rt == 0) ? Rs : Rd; }});
0x3: movn({{ Rd = (Rt != 0) ? Rs : Rd; }});
0x4: decode FullSystemInt {
- 0: syscall_se({{ xc->syscall(R2); }},
+ 0: syscall_se({{ xc->syscall(R2, &fault); }},
IsSerializeAfter, IsNonSpeculative);
default: syscall({{ fault = std::make_shared<SystemCallFault>(); }});
}
diff --git a/src/arch/power/isa/decoder.isa b/src/arch/power/isa/decoder.isa
index 30002fe33..71ef95b06 100644
--- a/src/arch/power/isa/decoder.isa
+++ b/src/arch/power/isa/decoder.isa
@@ -512,7 +512,7 @@ decode OPCODE default Unknown::unknown() {
55: stfdu({{ Mem_df = Fs; }});
}
- 17: IntOp::sc({{ xc->syscall(R0); }},
+ 17: IntOp::sc({{ xc->syscall(R0, &fault); }},
[ IsSyscall, IsNonSpeculative, IsSerializeAfter ]);
format FloatArithOp {
diff --git a/src/arch/riscv/faults.cc b/src/arch/riscv/faults.cc
index f5ba5c798..58baa4e32 100644
--- a/src/arch/riscv/faults.cc
+++ b/src/arch/riscv/faults.cc
@@ -87,5 +87,6 @@ BreakpointFault::invoke_se(ThreadContext *tc, const StaticInstPtr &inst)
void
SyscallFault::invoke_se(ThreadContext *tc, const StaticInstPtr &inst)
{
- tc->syscall(tc->readIntReg(SyscallNumReg));
+ Fault *fault = NoFault;
+ tc->syscall(tc->readIntReg(SyscallNumReg), fault);
}
diff --git a/src/arch/sparc/faults.cc b/src/arch/sparc/faults.cc
index 6c3b35c9a..c09bd0da2 100644
--- a/src/arch/sparc/faults.cc
+++ b/src/arch/sparc/faults.cc
@@ -811,7 +811,8 @@ TrapInstruction::invoke(ThreadContext *tc, const StaticInstPtr &inst)
SparcProcess *sp = dynamic_cast<SparcProcess *>(p);
assert(sp);
- sp->handleTrap(_n, tc);
+ Fault fault;
+ sp->handleTrap(_n, tc, &fault);
// We need to explicitly advance the pc, since that's not done for us
// on a faulting instruction
diff --git a/src/arch/sparc/linux/process.cc b/src/arch/sparc/linux/process.cc
index 0f72c69c7..d12f13048 100644
--- a/src/arch/sparc/linux/process.cc
+++ b/src/arch/sparc/linux/process.cc
@@ -65,14 +65,15 @@ Sparc32LinuxProcess::Sparc32LinuxProcess(ProcessParams * params,
: Sparc32Process(params, objFile)
{}
-void Sparc32LinuxProcess::handleTrap(int trapNum, ThreadContext *tc)
+void Sparc32LinuxProcess::handleTrap(int trapNum, ThreadContext *tc,
+ Fault *fault)
{
switch (trapNum) {
case 0x10: //Linux 32 bit syscall trap
- tc->syscall(tc->readIntReg(1));
+ tc->syscall(tc->readIntReg(1), fault);
break;
default:
- SparcProcess::handleTrap(trapNum, tc);
+ SparcProcess::handleTrap(trapNum, tc, fault);
}
}
@@ -81,14 +82,15 @@ Sparc64LinuxProcess::Sparc64LinuxProcess(ProcessParams * params,
: Sparc64Process(params, objFile)
{}
-void Sparc64LinuxProcess::handleTrap(int trapNum, ThreadContext *tc)
+void Sparc64LinuxProcess::handleTrap(int trapNum, ThreadContext *tc,
+ Fault *fault)
{
switch (trapNum) {
// case 0x10: // Linux 32 bit syscall trap
case 0x6d: // Linux 64 bit syscall trap
- tc->syscall(tc->readIntReg(1));
+ tc->syscall(tc->readIntReg(1), fault);
break;
default:
- SparcProcess::handleTrap(trapNum, tc);
+ SparcProcess::handleTrap(trapNum, tc, fault);
}
}
diff --git a/src/arch/sparc/linux/process.hh b/src/arch/sparc/linux/process.hh
index 1c38576fd..778af1fda 100644
--- a/src/arch/sparc/linux/process.hh
+++ b/src/arch/sparc/linux/process.hh
@@ -70,7 +70,7 @@ class Sparc32LinuxProcess : public SparcLinuxProcess, public Sparc32Process
return SparcLinuxProcess::getDesc32(callnum);
}
- void handleTrap(int trapNum, ThreadContext *tc);
+ void handleTrap(int trapNum, ThreadContext *tc, Fault *fault);
};
/// A process with emulated 32 bit SPARC/Linux syscalls.
@@ -86,7 +86,7 @@ class Sparc64LinuxProcess : public SparcLinuxProcess, public Sparc64Process
return SparcLinuxProcess::getDesc(callnum);
}
- void handleTrap(int trapNum, ThreadContext *tc);
+ void handleTrap(int trapNum, ThreadContext *tc, Fault *fault);
};
SyscallReturn getresuidFunc(SyscallDesc *desc, int num,
diff --git a/src/arch/sparc/process.cc b/src/arch/sparc/process.cc
index 5c4f43b67..a8359a9ce 100644
--- a/src/arch/sparc/process.cc
+++ b/src/arch/sparc/process.cc
@@ -71,7 +71,7 @@ SparcProcess::SparcProcess(ProcessParams * params, ObjectFile *objFile,
}
void
-SparcProcess::handleTrap(int trapNum, ThreadContext *tc)
+SparcProcess::handleTrap(int trapNum, ThreadContext *tc, Fault *fault)
{
PCState pc = tc->pcState();
switch (trapNum) {
diff --git a/src/arch/sparc/process.hh b/src/arch/sparc/process.hh
index 69ea6b41f..efdc0f443 100644
--- a/src/arch/sparc/process.hh
+++ b/src/arch/sparc/process.hh
@@ -61,7 +61,7 @@ class SparcProcess : public Process
public:
// Handles traps which request services from the operating system
- virtual void handleTrap(int trapNum, ThreadContext *tc);
+ virtual void handleTrap(int trapNum, ThreadContext *tc, Fault *fault);
Addr readFillStart() { return fillStart; }
Addr readSpillStart() { return spillStart; }
diff --git a/src/arch/x86/isa/decoder/one_byte_opcodes.isa b/src/arch/x86/isa/decoder/one_byte_opcodes.isa
index 859d1f1b4..95bc7a5c1 100644
--- a/src/arch/x86/isa/decoder/one_byte_opcodes.isa
+++ b/src/arch/x86/isa/decoder/one_byte_opcodes.isa
@@ -400,8 +400,9 @@
// will sign extend it, and there's no easy way to
// specify only checking the first byte.
0xffffffffffffff80:
- SyscallInst::int80('xc->syscall(Rax)',
- IsSyscall, IsNonSpeculative, IsSerializeAfter);
+ SyscallInst::int80('xc->syscall(Rax, &fault)',
+ IsSyscall, IsNonSpeculative,
+ IsSerializeAfter);
}
default: Inst::INT(Ib);
diff --git a/src/arch/x86/isa/decoder/two_byte_opcodes.isa b/src/arch/x86/isa/decoder/two_byte_opcodes.isa
index 772177d42..97c3dd688 100644
--- a/src/arch/x86/isa/decoder/two_byte_opcodes.isa
+++ b/src/arch/x86/isa/decoder/two_byte_opcodes.isa
@@ -235,8 +235,9 @@
}
}
0x05: decode FullSystemInt {
- 0: SyscallInst::syscall('xc->syscall(Rax)',
- IsSyscall, IsNonSpeculative, IsSerializeAfter);
+ 0: SyscallInst::syscall('xc->syscall(Rax, &fault)',
+ IsSyscall, IsNonSpeculative,
+ IsSerializeAfter);
default: decode MODE_MODE {
0x0: decode MODE_SUBMODE {
0x0: Inst::SYSCALL_64();
@@ -422,8 +423,9 @@
0x2: Inst::RDMSR();
0x3: rdpmc();
0x4: decode FullSystemInt {
- 0: SyscallInst::sysenter('xc->syscall(Rax)',
- IsSyscall, IsNonSpeculative, IsSerializeAfter);
+ 0: SyscallInst::sysenter('xc->syscall(Rax, &fault)',
+ IsSyscall, IsNonSpeculative,
+ IsSerializeAfter);
default: sysenter();
}
0x5: sysexit();
diff --git a/src/arch/x86/process.cc b/src/arch/x86/process.cc
index dfbd41e4e..c1e4f710a 100644
--- a/src/arch/x86/process.cc
+++ b/src/arch/x86/process.cc
@@ -134,7 +134,7 @@ X86_64Process::X86_64Process(ProcessParams *params, ObjectFile *objFile,
}
void
-I386Process::syscall(int64_t callnum, ThreadContext *tc)
+I386Process::syscall(int64_t callnum, ThreadContext *tc, Fault *fault)
{
TheISA::PCState pc = tc->pcState();
Addr eip = pc.pc();
@@ -143,7 +143,7 @@ I386Process::syscall(int64_t callnum, ThreadContext *tc)
pc.npc(vsyscallPage.base + vsyscallPage.vsysexitOffset);
tc->pcState(pc);
}
- X86Process::syscall(callnum, tc);
+ X86Process::syscall(callnum, tc, fault);
}
diff --git a/src/arch/x86/process.hh b/src/arch/x86/process.hh
index fa95b4ff4..ef0329329 100644
--- a/src/arch/x86/process.hh
+++ b/src/arch/x86/process.hh
@@ -130,7 +130,7 @@ namespace X86ISA
void argsInit(int intSize, int pageSize);
void initState();
- void syscall(int64_t callnum, ThreadContext *tc);
+ void syscall(int64_t callnum, ThreadContext *tc, Fault *fault);
X86ISA::IntReg getSyscallArg(ThreadContext *tc, int &i);
X86ISA::IntReg getSyscallArg(ThreadContext *tc, int &i, int width);
void setSyscallArg(ThreadContext *tc, int i, X86ISA::IntReg val);
diff --git a/src/arch/x86/pseudo_inst.cc b/src/arch/x86/pseudo_inst.cc
index acf310631..c0ec11059 100644
--- a/src/arch/x86/pseudo_inst.cc
+++ b/src/arch/x86/pseudo_inst.cc
@@ -49,7 +49,9 @@ m5Syscall(ThreadContext *tc)
{
DPRINTF(PseudoInst, "PseudoInst::m5Syscall()\n");
- tc->syscall(tc->readIntReg(INTREG_RAX));
+ Fault fault;
+ tc->syscall(tc->readIntReg(INTREG_RAX), &fault);
+
MiscReg rflags = tc->readMiscReg(MISCREG_RFLAGS);
rflags &= ~(1 << 16);
tc->setMiscReg(MISCREG_RFLAGS, rflags);
generated by cgit v1.2.3 (git 2.25.1) at 2025-01-19 02:51:56 +0000