diff options
Diffstat (limited to 'sim/ppc/ppc-instructions')
| -rw-r--r-- | sim/ppc/ppc-instructions | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/sim/ppc/ppc-instructions b/sim/ppc/ppc-instructions index 56c03ae..a930dc8 100644 --- a/sim/ppc/ppc-instructions +++ b/sim/ppc/ppc-instructions @@ -198,6 +198,8 @@ unsigned32 fp_busy; /* floating point registers that are busy */ unsigned32 cr_fpscr_busy; /* CR/FPSCR registers that are busy */ signed16 spr_busy; /* SPR register that is busy or PPC_NO_SPR */ + unsigned32 vr_busy; /* AltiVec registers that are busy */ + signed16 vscr_busy; /* AltiVec status register busy */ signed16 issue; /* # of cycles until unit can accept another insn */ signed16 done; /* # of cycles until insn is done */ signed16 nr_writebacks; /* # of registers this unit writes back */ @@ -228,6 +230,8 @@ unsigned32 fp_busy; /* floating point registers that are busy */ unsigned32 cr_fpscr_busy; /* CR/FPSCR registers that are busy */ unsigned8 spr_busy[nr_of_sprs]; /* SPR registers that are busy */ + unsigned32 vr_busy; /* AltiVec registers that are busy */ + unsigned8 vscr_busy; /* AltiVec SC register busy */ unsigned8 busy[nr_ppc_function_units]; /* whether a function is busy or not */ }; @@ -320,6 +324,15 @@ void::model-static::model_trace_release:model_data *model_ptr, model_busy *busy } if (busy->spr_busy != PPC_NO_SPR) TRACE(trace_model, ("Register %s is now available.\n", spr_name(busy->spr_busy))); + if (busy->vr_busy) { + for(i = 0; i < 32; i++) { + if (((1 << i) & busy->vr_busy) != 0) { + TRACE(trace_model, ("Register v%d is now available.\n", i)); + } + } + } + if (busy->vscr_busy) + TRACE(trace_model, ("VSCR Register is now available.\n", spr_name(busy->spr_busy))); # Trace making registers busy void::model-static::model_trace_make_busy:model_data *model_ptr, unsigned32 int_mask, unsigned32 fp_mask, unsigned32 cr_mask @@ -398,6 +411,8 @@ void::model-internal::model_new_cycle:model_data *model_ptr model_ptr->cr_fpscr_busy &= ~cur_busy->cr_fpscr_busy; if (cur_busy->spr_busy != PPC_NO_SPR) model_ptr->spr_busy[cur_busy->spr_busy] = 0; + model_ptr->vr_busy &= ~cur_busy->vr_busy; + model_ptr->vscr_busy = ~cur_busy->vscr_busy; if (WITH_TRACE && ppc_trace[trace_model]) model_trace_release(model_ptr, cur_busy); @@ -454,6 +469,8 @@ model_busy *::model-internal::model_make_busy:model_data *model_ptr, ppc_functio busy->fp_busy = 0; busy->cr_fpscr_busy = 0; busy->nr_writebacks = 0; + busy->vr_busy = 0; + busy->vscr_busy = 0; } busy->unit = unit; @@ -4973,3 +4990,6 @@ void::function::invalid_zero_divide_operation:cpu *processor, unsigned_word cia, 0.31,6.RT,11.RA,16.RB,21.310,31./:X:earwax::External Control In Word Indexed 0.31,6.RS,11.RA,16.RB,21.438,31./:X:earwax::External Control Out Word Indexed + +:include:::altivec.igen +:include:::e500.igen |