+/**
+ * Read the current value of the ADDR register, convert the floats to
+ * ints, multiply by four and return the vector of offsets.
+ * The offsets will be used to index into the constant buffer or
+ * temporary register file.
+ */
+static LLVMValueRef
+get_indirect_offsets(struct lp_build_tgsi_soa_context *bld,
+ const struct tgsi_src_register *indirect_reg)
+{
+ /* always use X component of address register */
+ const int x = indirect_reg->SwizzleX;
+ LLVMTypeRef int_vec_type = lp_build_int_vec_type(bld->base.type);
+ uint swizzle = tgsi_util_get_src_register_swizzle(indirect_reg, x);
+ LLVMValueRef vec4 = lp_build_const_int_vec(bld->int_bld.type, 4);
+ LLVMValueRef addr_vec;
+
+ addr_vec = LLVMBuildLoad(bld->base.builder,
+ bld->addr[indirect_reg->Index][swizzle],
+ "load addr reg");
+
+ /* for indexing we want integers */
+ addr_vec = LLVMBuildFPToSI(bld->base.builder, addr_vec,
+ int_vec_type, "");
+
+ /* addr_vec = addr_vec * 4 */
+ addr_vec = lp_build_mul(&bld->int_bld, addr_vec, vec4);
+
+ return addr_vec;
+}
+
+