}
-static void brw_set_ff_sync_message( struct brw_context *brw,
- struct brw_instruction *insn,
- GLboolean allocate,
- GLboolean used,
- GLuint msg_length,
- GLuint response_length,
- GLboolean end_of_thread,
- GLboolean complete,
- GLuint offset,
- GLuint swizzle_control )
+static void brw_set_ff_sync_message(struct brw_context *brw,
+ struct brw_instruction *insn,
+ GLboolean allocate,
+ GLuint response_length,
+ GLboolean end_of_thread)
{
+ struct intel_context *intel = &brw->intel;
brw_set_src1(insn, brw_imm_d(0));
- insn->bits3.urb_gen5.opcode = 1;
- insn->bits3.urb_gen5.offset = offset;
- insn->bits3.urb_gen5.swizzle_control = swizzle_control;
+ insn->bits3.urb_gen5.opcode = 1; /* FF_SYNC */
+ insn->bits3.urb_gen5.offset = 0; /* Not used by FF_SYNC */
+ insn->bits3.urb_gen5.swizzle_control = 0; /* Not used by FF_SYNC */
insn->bits3.urb_gen5.allocate = allocate;
- insn->bits3.urb_gen5.used = used;
- insn->bits3.urb_gen5.complete = complete;
+ insn->bits3.urb_gen5.used = 0; /* Not used by FF_SYNC */
+ insn->bits3.urb_gen5.complete = 0; /* Not used by FF_SYNC */
insn->bits3.urb_gen5.header_present = 1;
- insn->bits3.urb_gen5.response_length = response_length;
- insn->bits3.urb_gen5.msg_length = msg_length;
+ insn->bits3.urb_gen5.response_length = response_length; /* may be 1 or 0 */
+ insn->bits3.urb_gen5.msg_length = 1;
insn->bits3.urb_gen5.end_of_thread = end_of_thread;
- insn->bits2.send_gen5.sfid = BRW_MESSAGE_TARGET_URB;
- insn->bits2.send_gen5.end_of_thread = end_of_thread;
+ if (intel->gen >= 6) {
+ insn->header.destreg__conditionalmod = BRW_MESSAGE_TARGET_URB;
+ } else {
+ insn->bits2.send_gen5.sfid = BRW_MESSAGE_TARGET_URB;
+ insn->bits2.send_gen5.end_of_thread = end_of_thread;
+ }
}
static void brw_set_urb_message( struct brw_context *brw,
}
}
+/* Issue 'wait' instruction for n1, host could program MMIO
+ to wake up thread. */
+void brw_WAIT (struct brw_compile *p)
+{
+ struct brw_instruction *insn = next_insn(p, BRW_OPCODE_WAIT);
+ struct brw_reg src = brw_notification_1_reg();
+
+ brw_set_dest(insn, src);
+ brw_set_src0(insn, src);
+ brw_set_src1(insn, brw_null_reg());
+ insn->header.execution_size = 0; /* must */
+ insn->header.predicate_control = 0;
+ insn->header.compression_control = 0;
+}
/***********************************************************************
struct brw_reg src,
GLuint precision )
{
+ struct intel_context *intel = &p->brw->intel;
struct brw_instruction *insn;
GLuint msg_length = (function == BRW_MATH_FUNCTION_POW) ? 2 : 1;
GLuint response_length = (function == BRW_MATH_FUNCTION_SINCOS) ? 2 : 1;
+ if (intel->gen >= 6) {
+ insn = next_insn(p, BRW_OPCODE_MATH);
+
+ /* Math is the same ISA format as other opcodes, except that CondModifier
+ * becomes FC[3:0] and ThreadCtrl becomes FC[5:4].
+ */
+ insn->header.destreg__conditionalmod = function;
+
+ brw_set_dest(insn, dest);
+ brw_set_src0(insn, src);
+ brw_set_src1(insn, brw_null_reg());
+ return;
+ }
+
/* First instruction:
*/
brw_push_insn_state(p);
GLuint msg_reg_nr,
struct brw_reg src0,
GLboolean allocate,
- GLboolean used,
- GLuint msg_length,
GLuint response_length,
- GLboolean eot,
- GLboolean writes_complete,
- GLuint offset,
- GLuint swizzle)
+ GLboolean eot)
{
struct brw_instruction *insn = next_insn(p, BRW_OPCODE_SEND);
- assert(msg_length < 16);
-
brw_set_dest(insn, dest);
brw_set_src0(insn, src0);
brw_set_src1(insn, brw_imm_d(0));
insn->header.destreg__conditionalmod = msg_reg_nr;
brw_set_ff_sync_message(p->brw,
- insn,
- allocate,
- used,
- msg_length,
- response_length,
- eot,
- writes_complete,
- offset,
- swizzle);
+ insn,
+ allocate,
+ response_length,
+ eot);
}