diff options
Diffstat (limited to 'src/arch')
-rw-r--r-- | src/arch/alpha/freebsd/system.cc | 5 | ||||
-rw-r--r-- | src/arch/alpha/isa_traits.hh | 12 | ||||
-rw-r--r-- | src/arch/mips/isa_traits.hh | 10 | ||||
-rw-r--r-- | src/arch/sparc/isa_traits.hh | 12 | ||||
-rw-r--r-- | src/arch/sparc/process.cc | 10 | ||||
-rw-r--r-- | src/arch/x86/isa_traits.hh | 17 | ||||
-rw-r--r-- | src/arch/x86/process.cc | 5 |
7 files changed, 38 insertions, 33 deletions
diff --git a/src/arch/alpha/freebsd/system.cc b/src/arch/alpha/freebsd/system.cc index db0be29ab..f666de604 100644 --- a/src/arch/alpha/freebsd/system.cc +++ b/src/arch/alpha/freebsd/system.cc @@ -76,8 +76,9 @@ FreebsdAlphaSystem::doCalibrateClocks(ThreadContext *tc) Addr ppc_vaddr = 0; Addr timer_vaddr = 0; - ppc_vaddr = (Addr)tc->readIntReg(ArgumentReg1); - timer_vaddr = (Addr)tc->readIntReg(ArgumentReg2); + assert(NumArgumentRegs >= 3); + ppc_vaddr = (Addr)tc->readIntReg(ArgumentReg[1]); + timer_vaddr = (Addr)tc->readIntReg(ArgumentReg[2]); virtPort.write(ppc_vaddr, (uint32_t)Clock::Frequency); virtPort.write(timer_vaddr, (uint32_t)TIMER_FREQUENCY); diff --git a/src/arch/alpha/isa_traits.hh b/src/arch/alpha/isa_traits.hh index a267ac034..7dc7e5151 100644 --- a/src/arch/alpha/isa_traits.hh +++ b/src/arch/alpha/isa_traits.hh @@ -156,14 +156,12 @@ namespace AlphaISA const int ReturnAddressReg = 26; const int ReturnValueReg = 0; const int FramePointerReg = 15; - const int ArgumentReg0 = 16; - const int ArgumentReg1 = 17; - const int ArgumentReg2 = 18; - const int ArgumentReg3 = 19; - const int ArgumentReg4 = 20; - const int ArgumentReg5 = 21; + + const int ArgumentReg[] = {16, 17, 18, 19, 20, 21}; + const int NumArgumentRegs = sizeof(ArgumentReg) / sizeof(const int); + const int SyscallNumReg = ReturnValueReg; - const int SyscallPseudoReturnReg = ArgumentReg4; + const int SyscallPseudoReturnReg = ArgumentReg[4]; const int SyscallSuccessReg = 19; const int LogVMPageSize = 13; // 8K bytes diff --git a/src/arch/mips/isa_traits.hh b/src/arch/mips/isa_traits.hh index 5ab6957a3..5d4403553 100644 --- a/src/arch/mips/isa_traits.hh +++ b/src/arch/mips/isa_traits.hh @@ -74,10 +74,10 @@ namespace MipsISA const int ReturnValueReg = 2; const int ReturnValueReg1 = 2; const int ReturnValueReg2 = 3; - const int ArgumentReg0 = 4; - const int ArgumentReg1 = 5; - const int ArgumentReg2 = 6; - const int ArgumentReg3 = 7; + + const int ArgumentReg[] = {4, 5, 6, 7}; + const int NumArgumentRegs = sizeof(ArgumentReg) / sizeof(const int); + const int KernelReg0 = 26; const int KernelReg1 = 27; const int GlobalPointerReg = 28; @@ -87,7 +87,7 @@ namespace MipsISA const int SyscallNumReg = ReturnValueReg1; const int SyscallPseudoReturnReg = ReturnValueReg2; - const int SyscallSuccessReg = ArgumentReg3; + const int SyscallSuccessReg = ArgumentReg[3]; const int LogVMPageSize = 13; // 8K bytes const int VMPageSize = (1 << LogVMPageSize); diff --git a/src/arch/sparc/isa_traits.hh b/src/arch/sparc/isa_traits.hh index 8b3ec36a6..0edbdec4b 100644 --- a/src/arch/sparc/isa_traits.hh +++ b/src/arch/sparc/isa_traits.hh @@ -69,14 +69,12 @@ namespace SparcISA const int ReturnAddressReg = 31; // post call, precall is 15 const int ReturnValueReg = 8; // Post return, 24 is pre-return. const int FramePointerReg = 30; - const int ArgumentReg0 = 8; - const int ArgumentReg1 = 9; - const int ArgumentReg2 = 10; - const int ArgumentReg3 = 11; - const int ArgumentReg4 = 12; - const int ArgumentReg5 = 13; + + const int ArgumentReg[] = {8, 9, 10, 11, 12, 13}; + const int NumArgumentRegs = sizeof(ArgumentReg) / sizeof(const int); + // Some OS syscall use a second register (o1) to return a second value - const int SyscallPseudoReturnReg = ArgumentReg1; + const int SyscallPseudoReturnReg = ArgumentReg[1]; //XXX These numbers are bogus const int MaxInstSrcRegs = 8; diff --git a/src/arch/sparc/process.cc b/src/arch/sparc/process.cc index 0776694ec..bc950301a 100644 --- a/src/arch/sparc/process.cc +++ b/src/arch/sparc/process.cc @@ -399,8 +399,9 @@ Sparc64LiveProcess::argsInit(int intSize, int pageSize) initVirtMem->writeBlob(spillStart, (uint8_t*)spillHandler64, spillSize); //Set up the thread context to start running the process - threadContexts[0]->setIntReg(ArgumentReg0, argc); - threadContexts[0]->setIntReg(ArgumentReg1, argv_array_base); + assert(NumArgumentRegs >= 2); + threadContexts[0]->setIntReg(ArgumentReg[0], argc); + threadContexts[0]->setIntReg(ArgumentReg[1], argv_array_base); threadContexts[0]->setIntReg(StackPointerReg, stack_min - StackBias); Addr prog_entry = objFile->entryPoint(); @@ -627,8 +628,9 @@ Sparc32LiveProcess::argsInit(int intSize, int pageSize) initVirtMem->writeBlob(spillStart, (uint8_t*)spillHandler32, spillSize); //Set up the thread context to start running the process - //threadContexts[0]->setIntReg(ArgumentReg0, argc); - //threadContexts[0]->setIntReg(ArgumentReg1, argv_array_base); + //assert(NumArgumentRegs >= 2); + //threadContexts[0]->setIntReg(ArgumentReg[0], argc); + //threadContexts[0]->setIntReg(ArgumentReg[1], argv_array_base); threadContexts[0]->setIntReg(StackPointerReg, stack_min); uint32_t prog_entry = objFile->entryPoint(); diff --git a/src/arch/x86/isa_traits.hh b/src/arch/x86/isa_traits.hh index 4c02ee35e..63bcfead9 100644 --- a/src/arch/x86/isa_traits.hh +++ b/src/arch/x86/isa_traits.hh @@ -99,12 +99,17 @@ namespace X86ISA const int ReturnAddressReg = 0; const int ReturnValueReg = INTREG_RAX; const int FramePointerReg = INTREG_RBP; - const int ArgumentReg0 = INTREG_RDI; - const int ArgumentReg1 = INTREG_RSI; - const int ArgumentReg2 = INTREG_RDX; - const int ArgumentReg3 = INTREG_RCX; - const int ArgumentReg4 = INTREG_R8W; - const int ArgumentReg5 = INTREG_R9W; + const int ArgumentReg[] = { + INTREG_RDI, + INTREG_RSI, + INTREG_RDX, + //This argument register is r10 for syscalls and rcx for C. + INTREG_R10W, + //INTREG_RCX, + INTREG_R8W, + INTREG_R9W + }; + const int NumArgumentRegs = sizeof(ArgumentReg) / sizeof(const int); // Some OS syscalls use a second register (rdx) to return a second // value diff --git a/src/arch/x86/process.cc b/src/arch/x86/process.cc index 7deb54945..09962fdb6 100644 --- a/src/arch/x86/process.cc +++ b/src/arch/x86/process.cc @@ -338,8 +338,9 @@ X86LiveProcess::argsInit(int intSize, int pageSize) initVirtMem->writeBlob(argc_base, (uint8_t*)&guestArgc, intSize); //Set up the thread context to start running the process - threadContexts[0]->setIntReg(ArgumentReg0, argc); - threadContexts[0]->setIntReg(ArgumentReg1, argv_array_base); + assert(NumArgumentRegs >= 2); + threadContexts[0]->setIntReg(ArgumentReg[0], argc); + threadContexts[0]->setIntReg(ArgumentReg[1], argv_array_base); threadContexts[0]->setIntReg(StackPointerReg, stack_min); Addr prog_entry = objFile->entryPoint(); |