diff options
Diffstat (limited to 'arch/mips/isa')
-rw-r--r-- | arch/mips/isa/base.isa | 2 | ||||
-rw-r--r-- | arch/mips/isa/formats.isa | 35 | ||||
-rw-r--r-- | arch/mips/isa/formats/formats.isa | 35 | ||||
-rw-r--r-- | arch/mips/isa/formats/mem.isa | 106 | ||||
-rw-r--r-- | arch/mips/isa/includes.isa | 3 | ||||
-rw-r--r-- | arch/mips/isa/main.isa | 12 |
6 files changed, 144 insertions, 49 deletions
diff --git a/arch/mips/isa/base.isa b/arch/mips/isa/base.isa index 139a6d876..9ed9651d2 100644 --- a/arch/mips/isa/base.isa +++ b/arch/mips/isa/base.isa @@ -9,8 +9,6 @@ output header {{ #define R31 31 -#include "arch/mips/faults.hh" -#include "arch/mips/isa_traits.hh" using namespace MipsISA; diff --git a/arch/mips/isa/formats.isa b/arch/mips/isa/formats.isa deleted file mode 100644 index f7a9e4ce2..000000000 --- a/arch/mips/isa/formats.isa +++ /dev/null @@ -1,35 +0,0 @@ -// -*- mode:c++ -*- - -//Templates from this format are used later -//Include the basic format -##include "m5/arch/mips/isa/formats/basic.isa" - -//Include the basic format -##include "m5/arch/mips/isa/formats/noop.isa" - -//Include utility formats/functions -##include "m5/arch/mips/isa/formats/util.isa" - -//Include the cop0 formats -##include "m5/arch/mips/isa/formats/cop0.isa" - -//Include the integer formats -##include "m5/arch/mips/isa/formats/int.isa" - -//Include the floatOp format -##include "m5/arch/mips/isa/formats/fp.isa" - -//Include the mem format -##include "m5/arch/mips/isa/formats/mem.isa" - -//Include the trap format -##include "m5/arch/mips/isa/formats/trap.isa" - -//Include the branch format -##include "m5/arch/mips/isa/formats/branch.isa" - -//Include the noop format -##include "m5/arch/mips/isa/formats/unimp.isa" - -//Include the noop format -##include "m5/arch/mips/isa/formats/unknown.isa" diff --git a/arch/mips/isa/formats/formats.isa b/arch/mips/isa/formats/formats.isa new file mode 100644 index 000000000..7d493ffae --- /dev/null +++ b/arch/mips/isa/formats/formats.isa @@ -0,0 +1,35 @@ +// -*- mode:c++ -*- + +//Templates from this format are used later +//Include the basic format +##include "basic.isa" + +//Include the basic format +##include "noop.isa" + +//Include utility functions +##include "util.isa" + +//Include the cop0 formats +##include "cop0.isa" + +//Include the integer formats +##include "int.isa" + +//Include the floatOp format +##include "fp.isa" + +//Include the mem format +##include "mem.isa" + +//Include the trap format +##include "trap.isa" + +//Include the branch format +##include "branch.isa" + +//Include the noop format +##include "unimp.isa" + +//Include the noop format +##include "unknown.isa" diff --git a/arch/mips/isa/formats/mem.isa b/arch/mips/isa/formats/mem.isa index a42976331..df1dca4e1 100644 --- a/arch/mips/isa/formats/mem.isa +++ b/arch/mips/isa/formats/mem.isa @@ -199,8 +199,23 @@ def template LoadMemAccExecute {{ %(class_name)s::MemAcc::execute(%(CPU_exec_context)s *xc, Trace::InstRecord *traceData) const { + Addr EA; Fault fault = NoFault; - //Fill in Code for Out-of-Order CPUs + + %(fp_enable_check)s; + %(op_decl)s; + %(op_rd)s; + EA = xc->getEA(); + + if (fault == NoFault) { + fault = xc->read(EA, (uint%(mem_acc_size)d_t&)Mem, memAccessFlags); + %(code)s; + } + + if (fault == NoFault) { + %(op_wb)s; + } + return fault; } }}; @@ -236,8 +251,18 @@ def template LoadInitiateAcc {{ Fault %(class_name)s::initiateAcc(%(CPU_exec_context)s *xc, Trace::InstRecord *traceData) const { + Addr EA; Fault fault = NoFault; - //Fill in Code for Out-of-Order CPUs + + %(fp_enable_check)s; + %(op_src_decl)s; + %(op_rd)s; + %(ea_code)s; + + if (fault == NoFault) { + fault = xc->read(EA, (uint%(mem_acc_size)d_t &)Mem, memAccessFlags); + } + return fault; } }}; @@ -249,7 +274,20 @@ def template LoadCompleteAcc {{ Trace::InstRecord *traceData) const { Fault fault = NoFault; - //Fill in Code for Out-of-Order CPUs + + %(fp_enable_check)s; + %(op_decl)s; + + memcpy(&Mem, data, sizeof(Mem)); + + if (fault == NoFault) { + %(memacc_code)s; + } + + if (fault == NoFault) { + %(op_wb)s; + } + return fault; } }}; @@ -260,8 +298,33 @@ def template StoreMemAccExecute {{ %(class_name)s::MemAcc::execute(%(CPU_exec_context)s *xc, Trace::InstRecord *traceData) const { + Addr EA; Fault fault = NoFault; - //Fill in Code for Out-of-Order CPUs + uint64_t write_result = 0; + + %(fp_enable_check)s; + %(op_decl)s; + %(op_rd)s; + EA = xc->getEA(); + + if (fault == NoFault) { + %(code)s; + } + + if (fault == NoFault) { + fault = xc->write((uint%(mem_acc_size)d_t&)Mem, EA, + memAccessFlags, &write_result); + if (traceData) { traceData->setData(Mem); } + } + + if (fault == NoFault) { + %(postacc_code)s; + } + + if (fault == NoFault) { + %(op_wb)s; + } + return fault; } }}; @@ -306,8 +369,25 @@ def template StoreInitiateAcc {{ Fault %(class_name)s::initiateAcc(%(CPU_exec_context)s *xc, Trace::InstRecord *traceData) const { + Addr EA; Fault fault = NoFault; - //Fill in Code for Out-of-Order CPUs + uint64_t write_result = 0; + + %(fp_enable_check)s; + %(op_decl)s; + %(op_rd)s; + %(ea_code)s; + + if (fault == NoFault) { + %(memacc_code)s; + } + + if (fault == NoFault) { + fault = xc->write((uint%(mem_acc_size)d_t&)Mem, EA, + memAccessFlags, &write_result); + if (traceData) { traceData->setData(Mem); } + } + return fault; } }}; @@ -319,7 +399,21 @@ def template StoreCompleteAcc {{ Trace::InstRecord *traceData) const { Fault fault = NoFault; - //Fill in Code for Out-of-Order CPUs + uint64_t write_result = 0; + + %(fp_enable_check)s; + %(op_dest_decl)s; + + memcpy(&write_result, data, sizeof(write_result)); + + if (fault == NoFault) { + %(postacc_code)s; + } + + if (fault == NoFault) { + %(op_wb)s; + } + return fault; } }}; diff --git a/arch/mips/isa/includes.isa b/arch/mips/isa/includes.isa index b81c4eda2..9c370fbe3 100644 --- a/arch/mips/isa/includes.isa +++ b/arch/mips/isa/includes.isa @@ -17,6 +17,8 @@ output decoder {{ #include "base/cprintf.hh" #include "base/loader/symtab.hh" #include "cpu/exec_context.hh" // for Jump::branchTarget() +#include "arch/mips/faults.hh" +#include "arch/mips/isa_traits.hh" #include <math.h> #if defined(linux) @@ -27,6 +29,7 @@ using namespace MipsISA; }}; output exec {{ +#include "arch/mips/faults.hh" #include "arch/mips/isa_traits.hh" #include <math.h> #if defined(linux) diff --git a/arch/mips/isa/main.isa b/arch/mips/isa/main.isa index 411e398b4..01d81323e 100644 --- a/arch/mips/isa/main.isa +++ b/arch/mips/isa/main.isa @@ -26,7 +26,7 @@ // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. -##include "m5/arch/mips/isa/includes.isa" +##include "includes.isa" //////////////////////////////////////////////////////////////////// // @@ -37,16 +37,16 @@ namespace MipsISA; //Include the bitfield definitions -##include "m5/arch/mips/isa/bitfields.isa" +##include "bitfields.isa" //Include the operand_types and operand definitions -##include "m5/arch/mips/isa/operands.isa" +##include "operands.isa" //Include the base class for mips instructions, and some support code -##include "m5/arch/mips/isa/base.isa" +##include "base.isa" //Include the definitions for the instruction formats -##include "m5/arch/mips/isa/formats.isa" +##include "formats/formats.isa" //Include the decoder definition -##include "m5/arch/mips/isa/decoder.isa" +##include "decoder.isa" |