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| author | Timothy M. Jones <tjones1@inf.ed.ac.uk> | 2009-10-27 09:24:39 -0700 |
|---|---|---|
| committer | Timothy M. Jones <tjones1@inf.ed.ac.uk> | 2009-10-27 09:24:39 -0700 |
| commit | 835a55e7f347697815fc43851b2dd5a8642d21c4 (patch) | |
| tree | 637768b1de6de2bc4520fad97f90194ad6d3f8d6 /src/sim | |
| parent | 0fdfc82bde5b8975ee93d5da9c604ad9b99942e0 (diff) | |
| download | gem5-835a55e7f347697815fc43851b2dd5a8642d21c4.tar.xz | |
POWER: Add support for the Power ISA
This adds support for the 32-bit, big endian Power ISA. This supports both
integer and floating point instructions based on the Power ISA Book I v2.06.
Diffstat (limited to 'src/sim')
| -rw-r--r-- | src/sim/process.cc | 18 |
1 files changed, 17 insertions, 1 deletions
diff --git a/src/sim/process.cc b/src/sim/process.cc index ec6ac0449..cf0f2b84d 100644 --- a/src/sim/process.cc +++ b/src/sim/process.cc @@ -66,6 +66,8 @@ #include "arch/arm/linux/process.hh" #elif THE_ISA == X86_ISA #include "arch/x86/linux/process.hh" +#elif THE_ISA == POWER_ISA +#include "arch/power/linux/process.hh" #else #error "THE_ISA not set" #endif @@ -626,7 +628,7 @@ LiveProcess::argsInit(int intSize, int pageSize) tc->setPC(prog_entry); tc->setNextPC(prog_entry + sizeof(MachInst)); -#if THE_ISA != ALPHA_ISA //e.g. MIPS or Sparc +#if THE_ISA != ALPHA_ISA && THE_ISA != POWER_ISA //e.g. MIPS or Sparc tc->setNextNPC(prog_entry + (2 * sizeof(MachInst))); #endif @@ -754,6 +756,20 @@ LiveProcess::create(LiveProcessParams * params) default: fatal("Unknown/unsupported operating system."); } +#elif THE_ISA == POWER_ISA + if (objFile->getArch() != ObjectFile::Power) + fatal("Object file architecture does not match compiled ISA (Power)."); + switch (objFile->getOpSys()) { + case ObjectFile::UnknownOpSys: + warn("Unknown operating system; assuming Linux."); + // fall through + case ObjectFile::Linux: + process = new PowerLinuxProcess(params, objFile); + break; + + default: + fatal("Unknown/unsupported operating system."); + } #else #error "THE_ISA not set" #endif |