diff options
Diffstat (limited to 'src/gallium/drivers/nvc0/nvc0_tgsi_to_nc.c')
| -rw-r--r-- | src/gallium/drivers/nvc0/nvc0_tgsi_to_nc.c | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/src/gallium/drivers/nvc0/nvc0_tgsi_to_nc.c b/src/gallium/drivers/nvc0/nvc0_tgsi_to_nc.c index fecfc76fb79..950bee2eda4 100644 --- a/src/gallium/drivers/nvc0/nvc0_tgsi_to_nc.c +++ b/src/gallium/drivers/nvc0/nvc0_tgsi_to_nc.c @@ -1085,6 +1085,20 @@ emit_fetch(struct bld_context *bld, const struct tgsi_full_instruction *insn, case TGSI_FILE_PREDICATE: res = bld_fetch_global(bld, &bld->pvs[idx][swz]); break; + case TGSI_FILE_SYSTEM_VALUE: + assert(bld->ti->sysval_loc[idx] < 0xf00); /* >= would mean special reg */ + res = new_value(bld->pc, + bld->pc->is_fragprog ? NV_FILE_MEM_V : NV_FILE_MEM_A, 4); + res->reg.address = bld->ti->sysval_loc[idx]; + + if (res->reg.file == NV_FILE_MEM_A) + res = bld_insn_1(bld, NV_OP_VFETCH, res); + else + res = bld_interp(bld, NVC0_INTERP_FLAT, res); + + /* mesa doesn't do real integers yet :-(and in GL this should be S32) */ + res = bld_cvt(bld, NV_TYPE_F32, NV_TYPE_U32, res); + break; default: NOUVEAU_ERR("illegal/unhandled src reg file: %d\n", src->Register.File); abort(); |