i965: Add support for DP2 in the VS.

Fixes glsl-vs-dot-vec2.
2010-08-17 13:59:08 -07:00
parent 0e6066df63
commit 147ca9f3fc
1 changed files with 4 additions and 0 deletions
@@ -47,6 +47,7 @@ brw_vs_arg_can_be_immediate(enum prog_opcode opcode, int arg)
      [OPCODE_MOV] = 1,
      [OPCODE_ADD] = 2,
      [OPCODE_CMP] = 3,
+      [OPCODE_DP2] = 2,
      [OPCODE_DP3] = 2,
      [OPCODE_DP4] = 2,
      [OPCODE_DPH] = 2,
@@ -1654,6 +1655,9 @@ void brw_vs_emit(struct brw_vs_compile *c )
      case OPCODE_COS:
 	 emit_math1(c, BRW_MATH_FUNCTION_COS, dst, args[0], BRW_MATH_PRECISION_FULL);
 	 break;
+      case OPCODE_DP2:
+	 brw_DP2(p, dst, args[0], args[1]);
+	 break;
      case OPCODE_DP3:
 	 brw_DP3(p, dst, args[0], args[1]);
 	 break;