r300-gallium: vs: Add MAD.

2009-04-06 23:36:34 -07:00
parent 00bb3deed2
commit 799f43f2e0
2 changed files with 9 additions and 0 deletions
@@ -121,6 +121,8 @@ static uint32_t r300_vs_op(unsigned op)
        case TGSI_OPCODE_MOV:
        case TGSI_OPCODE_SWZ:
            return R300_VE_ADD;
+        case TGSI_OPCODE_MAD:
+            return R300_PVS_DST_MACRO_INST | R300_PVS_MACRO_OP_2CLK_MADD;
        default:
            break;
    }
@@ -198,6 +200,11 @@ static void r300_vs_instruction(struct r300_vertex_shader* vs,
                    &inst->FullDstRegisters[0], inst->Instruction.Opcode,
                    2);
            break;
+        case TGSI_OPCODE_MAD:
+            r300_vs_emit_inst(vs, assembler, inst->FullSrcRegisters,
+                    &inst->FullDstRegisters[0], inst->Instruction.Opcode,
+                    3);
+            break;
        case TGSI_OPCODE_END:
            break;
        default:
@@ -34,6 +34,8 @@
 #define R300_PVS_DST_OPCODE(x)   ((x) << 0)
 #   define R300_VE_MULTIPLY               2
 #   define R300_VE_ADD                    3
+#define R300_PVS_DST_MACRO_INST    (1 << 7)
+#   define R300_PVS_MACRO_OP_2CLK_MADD    0
 #define R300_PVS_DST_REG_TYPE(x) ((x) << 8)
 #   define R300_PVS_DST_REG_TEMPORARY     0
 #   define R300_PVS_DST_REG_A0            1