tgsi: implement DMAD trinary opcode

1 files changed, 14 insertions, 0 deletions

diff --git a/src/gallium/auxiliary/tgsi/tgsi_exec.c b/src/gallium/auxiliary/tgsi/tgsi_exec.c
index 90061cc73d..2438ce6436 100644
--- a/src/gallium/auxiliary/tgsi/tgsi_exec.c
+++ b/src/gallium/auxiliary/tgsi/tgsi_exec.c
@@ -270,6 +270,16 @@ micro_dsqrt(union tgsi_double_channel *dst,
 }
 
 static void
+micro_dmad(union tgsi_double_channel *dst,
+           const union tgsi_double_channel *src)
+{
+   dst->d[0] = src[0].d[0] * src[1].d[0] + src[2].d[0];
+   dst->d[1] = src[0].d[1] * src[1].d[1] + src[2].d[1];
+   dst->d[2] = src[0].d[2] * src[1].d[2] + src[2].d[2];
+   dst->d[3] = src[0].d[3] * src[1].d[3] + src[2].d[3];
+}
+
+static void
 micro_exp2(union tgsi_exec_channel *dst,
            const union tgsi_exec_channel *src)
 {
@@ -3879,6 +3889,10 @@ exec_instruction(
       exec_double_unary(mach, inst, micro_dsqrt);
       break;
 
+   case TGSI_OPCODE_DMAD:
+      exec_double_trinary(mach, inst, micro_dmad);
+      break;
+
    default:
       printf("%d", inst->Instruction.Opcode);
       assert( 0 );