Mesa (nv50-compiler): nv50: DPH

[Christoph Bumiller]

Module: Mesa
Branch: nv50-compiler
Commit: e02c63bc10fd935537441917a10fef63fb3f9bfa
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=e02c63bc10fd935537441917a10fef63fb3f9bfa

Author: Ben Skeggs <bskeggs at redhat.com>
Date:   Sat Aug 28 18:10:09 2010 +0200

nv50: DPH

---

 src/gallium/drivers/nv50/nv50_tgsi_to_nc.c |    7 +++++++
 1 files changed, 7 insertions(+), 0 deletions(-)

diff --git a/src/gallium/drivers/nv50/nv50_tgsi_to_nc.c b/src/gallium/drivers/nv50/nv50_tgsi_to_nc.c
index 0ea2912..5ac61f1 100644
--- a/src/gallium/drivers/nv50/nv50_tgsi_to_nc.c
+++ b/src/gallium/drivers/nv50/nv50_tgsi_to_nc.c
@@ -1337,6 +1337,13 @@ bld_instruction(struct bld_context *bld,
       FOR_EACH_DST0_ENABLED_CHANNEL(c, insn)
          dst0[c] = temp;
       break;
+   case TGSI_OPCODE_DPH:
+      src0 = bld_dot(bld, insn, 3);
+      src1 = emit_fetch(bld, insn, 1, 3);
+      temp = bld_insn_2(bld, NV_OP_ADD, src0, src1);
+      FOR_EACH_DST0_ENABLED_CHANNEL(c, insn)
+         dst0[c] = temp;
+      break;
    case TGSI_OPCODE_DST:
       if (insn->Dst[0].Register.WriteMask & 1)
          dst0[0] = bld_imm_f32(bld, 1.0f);