diff options
| author | Christoph Bumiller <e0425955@student.tuwien.ac.at> | 2013-06-12 21:31:19 +0200 |
|---|---|---|
| committer | Ian Romanick <ian.d.romanick@intel.com> | 2014-05-29 15:16:56 -0700 |
| commit | 7efdc55f5f415969ab1a3fbf5331fb2b0309a5ff (patch) | |
| tree | 75a06518158eac4d600a4274ee16e91ad7749383 /src/gallium/drivers/nouveau/codegen | |
| parent | 9ea859931ea67eeb8431303c71faa83ac394f2d5 (diff) | |
nv50/ir/tgsi: optimize KIL
Reviewed-by: Ilia Mirkin <imirkin@alum.mit.edu>
Cc: "10.2" <mesa-stable@lists.freedesktop.org>
(cherry picked from commit d479713d25699c168af807ad36068691af11d0e0)
Diffstat (limited to 'src/gallium/drivers/nouveau/codegen')
| -rw-r--r-- | src/gallium/drivers/nouveau/codegen/nv50_ir_from_tgsi.cpp | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/src/gallium/drivers/nouveau/codegen/nv50_ir_from_tgsi.cpp b/src/gallium/drivers/nouveau/codegen/nv50_ir_from_tgsi.cpp index e24be519d75..a0f1fe1c87d 100644 --- a/src/gallium/drivers/nouveau/codegen/nv50_ir_from_tgsi.cpp +++ b/src/gallium/drivers/nouveau/codegen/nv50_ir_from_tgsi.cpp @@ -2457,7 +2457,12 @@ Converter::handleInstruction(const struct tgsi_full_instruction *insn) break; case TGSI_OPCODE_KILL_IF: val0 = new_LValue(func, FILE_PREDICATE); + mask = 0; for (c = 0; c < 4; ++c) { + const int s = tgsi.getSrc(0).getSwizzle(c); + if (mask & (1 << s)) + continue; + mask |= 1 << s; mkCmp(OP_SET, CC_LT, TYPE_F32, val0, TYPE_F32, fetchSrc(0, c), zero); mkOp(OP_DISCARD, TYPE_NONE, NULL)->setPredicate(CC_P, val0); } |