+static void transform_r300_vertex_DP2(struct radeon_compiler* c,
+ struct rc_instruction* inst)
+{
+ struct rc_instruction *next_inst = inst->Next;
+ transform_DP2(c, inst);
+ next_inst->Prev->U.I.Opcode = RC_OPCODE_DP4;
+}
+
+static void transform_r300_vertex_DP3(struct radeon_compiler* c,
+ struct rc_instruction* inst)
+{
+ struct rc_src_register src0 = inst->U.I.SrcReg[0];
+ struct rc_src_register src1 = inst->U.I.SrcReg[1];
+ src0.Negate &= ~RC_MASK_W;
+ src0.Swizzle &= ~(7 << (3 * 3));
+ src0.Swizzle |= RC_SWIZZLE_ZERO << (3 * 3);
+ src1.Negate &= ~RC_MASK_W;
+ src1.Swizzle &= ~(7 << (3 * 3));
+ src1.Swizzle |= RC_SWIZZLE_ZERO << (3 * 3);
+ emit2(c, inst->Prev, RC_OPCODE_DP4, inst->U.I.SaturateMode, inst->U.I.DstReg, src0, src1);
+ rc_remove_instruction(inst);
+}
+