[gem5-dev] Change in gem5/gem5[master]: mips: Add an object file loader for linux.

[Gabe Black (Gerrit)]

Gabe Black has submitted this change and it was merged. (  
https://gem5-review.googlesource.com/c/public/gem5/+/18586 )


Change subject: mips: Add an object file loader for linux.
..

mips: Add an object file loader for linux.

Change-Id: Icae6430a210076117cf2ceadce52d6efbe58a5f3
Reviewed-on: https://gem5-review.googlesource.com/c/public/gem5/+/18586
Reviewed-by: Gabe Black 
Maintainer: Gabe Black 
Tested-by: kokoro 
---
M src/arch/mips/linux/process.cc
1 file changed, 31 insertions(+), 0 deletions(-)

Approvals:
  Gabe Black: Looks good to me, approved; Looks good to me, approved
  kokoro: Regressions pass



diff --git a/src/arch/mips/linux/process.cc b/src/arch/mips/linux/process.cc
index b1c09a5..71d20ea 100644
--- a/src/arch/mips/linux/process.cc
+++ b/src/arch/mips/linux/process.cc
@@ -34,6 +34,7 @@

 #include "arch/mips/isa_traits.hh"
 #include "arch/mips/linux/linux.hh"
+#include "base/loader/object_file.hh"
 #include "base/trace.hh"
 #include "cpu/thread_context.hh"
 #include "debug/SyscallVerbose.hh"
@@ -47,6 +48,36 @@
 using namespace std;
 using namespace MipsISA;

+namespace
+{
+
+class MipsLinuxObjectFileLoader : public ObjectFile::Loader
+{
+  public:
+Process *
+load(ProcessParams *params, ObjectFile *obj_file) override
+{
+if (obj_file->getArch() != ObjectFile::Mips)
+return nullptr;
+
+auto opsys = obj_file->getOpSys();
+
+if (opsys == ObjectFile::UnknownOpSys) {
+warn("Unknown operating system; assuming Linux.");
+opsys = ObjectFile::Linux;
+}
+
+if (opsys != ObjectFile::Linux)
+return nullptr;
+
+return new MipsLinuxProcess(params, obj_file);
+}
+};
+
+MipsLinuxObjectFileLoader loader;
+
+} // anonymous namespace
+
 /// Target uname() handler.
 static SyscallReturn
 unameFunc(SyscallDesc *desc, int callnum, Process *process,

--
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Gerrit-Project: public/gem5
Gerrit-Branch: master
Gerrit-Change-Id: Icae6430a210076117cf2ceadce52d6efbe58a5f3
Gerrit-Change-Number: 18586
Gerrit-PatchSet: 4
Gerrit-Owner: Gabe Black 
Gerrit-Reviewer: Andreas Sandberg 
Gerrit-Reviewer: Brandon Potter 
Gerrit-Reviewer: Gabe Black 
Gerrit-Reviewer: Jason Lowe-Power 
Gerrit-Reviewer: kokoro 
Gerrit-MessageType: merged
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[gem5-dev] Change in gem5/gem5[master]: mips: Add an object file loader for linux.

[Gabe Black (Gerrit)]

Hello Andreas Sandberg, Brandon Potter, Jason Lowe-Power,

I'd like you to reexamine a change. Please visit

https://gem5-review.googlesource.com/c/public/gem5/+/18586

to look at the new patch set (#2).

Change subject: mips: Add an object file loader for linux.
..

mips: Add an object file loader for linux.

Change-Id: Icae6430a210076117cf2ceadce52d6efbe58a5f3
---
M src/arch/mips/linux/process.cc
1 file changed, 31 insertions(+), 0 deletions(-)


--
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Gerrit-Project: public/gem5
Gerrit-Branch: master
Gerrit-Change-Id: Icae6430a210076117cf2ceadce52d6efbe58a5f3
Gerrit-Change-Number: 18586
Gerrit-PatchSet: 2
Gerrit-Owner: Gabe Black 
Gerrit-Reviewer: Andreas Sandberg 
Gerrit-Reviewer: Brandon Potter 
Gerrit-Reviewer: Gabe Black 
Gerrit-Reviewer: Jason Lowe-Power 
Gerrit-MessageType: newpatchset
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[gem5-dev] Change in gem5/gem5[master]: mips: Add an object file loader for linux.

[Gabe Black (Gerrit)]

Gabe Black has uploaded this change for review. (  
https://gem5-review.googlesource.com/c/public/gem5/+/18586



Change subject: mips: Add an object file loader for linux.
..

mips: Add an object file loader for linux.

Change-Id: Icae6430a210076117cf2ceadce52d6efbe58a5f3
---
M src/arch/mips/linux/process.cc
1 file changed, 31 insertions(+), 0 deletions(-)



diff --git a/src/arch/mips/linux/process.cc b/src/arch/mips/linux/process.cc
index b1c09a5..51c1101 100644
--- a/src/arch/mips/linux/process.cc
+++ b/src/arch/mips/linux/process.cc
@@ -34,6 +34,7 @@

 #include "arch/mips/isa_traits.hh"
 #include "arch/mips/linux/linux.hh"
+#include "base/loader/loader.hh"
 #include "base/trace.hh"
 #include "cpu/thread_context.hh"
 #include "debug/SyscallVerbose.hh"
@@ -47,6 +48,36 @@
 using namespace std;
 using namespace MipsISA;

+namespace
+{
+
+class MipsLinuxObjectFileLoader : public ObjectFileLoader
+{
+  public:
+Process *
+load(ProcessParams *params, ObjectFile *obj_file) override
+{
+if (obj_file->getArch() != ObjectFile::Mips)
+return nullptr;
+
+auto opsys = obj_file->getOpSys();
+
+if (opsys == ObjectFile::UnknownOpSys) {
+warn("Unknown operating system; assuming Linux.");
+opsys = ObjectFile::Linux;
+}
+
+if (opsys != ObjectFile::Linux)
+return nullptr;
+
+return new MipsLinuxProcess(params, obj_file);
+}
+};
+
+MipsLinuxObjectFileLoader loader;
+
+} // anonymous namespace
+
 /// Target uname() handler.
 static SyscallReturn
 unameFunc(SyscallDesc *desc, int callnum, Process *process,

--
To view, visit https://gem5-review.googlesource.com/c/public/gem5/+/18586
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Gerrit-Project: public/gem5
Gerrit-Branch: master
Gerrit-Change-Id: Icae6430a210076117cf2ceadce52d6efbe58a5f3
Gerrit-Change-Number: 18586
Gerrit-PatchSet: 1
Gerrit-Owner: Gabe Black 
Gerrit-MessageType: newchange
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