diff options
Diffstat (limited to 'src/gallium/auxiliary/tgsi/tgsi_exec.c')
| -rw-r--r-- | src/gallium/auxiliary/tgsi/tgsi_exec.c | 22 |
1 files changed, 18 insertions, 4 deletions
diff --git a/src/gallium/auxiliary/tgsi/tgsi_exec.c b/src/gallium/auxiliary/tgsi/tgsi_exec.c index b93f3d5222..c4ba667d32 100644 --- a/src/gallium/auxiliary/tgsi/tgsi_exec.c +++ b/src/gallium/auxiliary/tgsi/tgsi_exec.c @@ -1189,8 +1189,8 @@ store_dest( * Kill fragment if any of the four values is less than zero. */ static void -exec_kilp(struct tgsi_exec_machine *mach, - const struct tgsi_full_instruction *inst) +exec_kil(struct tgsi_exec_machine *mach, + const struct tgsi_full_instruction *inst) { uint uniquemask; uint chan_index; @@ -1226,6 +1226,21 @@ exec_kilp(struct tgsi_exec_machine *mach, mach->Temps[TEMP_KILMASK_I].xyzw[TEMP_KILMASK_C].u[0] |= kilmask; } +/** + * Execute NVIDIA-style KIL which is predicated by a condition code. + * Kill fragment if the condition code is TRUE. + */ +static void +exec_kilp(struct tgsi_exec_machine *mach, + const struct tgsi_full_instruction *inst) +{ + uint kilmask = 0; /* bit 0 = pixel 0, bit 1 = pixel 1, etc */ + + /* TODO: build kilmask from CC mask */ + + mach->Temps[TEMP_KILMASK_I].xyzw[TEMP_KILMASK_C].u[0] |= kilmask; +} + /* * Fetch a texel using STR texture coordinates. @@ -1971,8 +1986,7 @@ exec_instruction( break; case TGSI_OPCODE_KIL: - /* for enabled ExecMask bits, set the killed bit */ - mach->Temps[TEMP_KILMASK_I].xyzw[TEMP_KILMASK_C].u[0] |= mach->ExecMask; + exec_kil (mach, inst); break; case TGSI_OPCODE_PK2H: |