[08/23] intel/eu: Use descriptor constructors for dataport write messages.

Submitted by Francisco Jerez on June 12, 2018, 2:26 a.m.

Details

Message ID 20180612022615.3653-9-currojerez@riseup.net
State New
Headers show
Series "intel/eu: Define SET_BITS helper more easily reusable than SET_FIELD." ( rev: 3 2 1 ) in Mesa

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Commit Message

Francisco Jerez June 12, 2018, 2:26 a.m.
---
 src/intel/compiler/brw_eu.h               |  39 ++++++++----
 src/intel/compiler/brw_eu_emit.c          | 100 ++++++++----------------------
 src/intel/compiler/brw_vec4_generator.cpp |  22 +++----
 3 files changed, 63 insertions(+), 98 deletions(-)

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diff --git a/src/intel/compiler/brw_eu.h b/src/intel/compiler/brw_eu.h
index b31458e5636..f595f5c6726 100644
--- a/src/intel/compiler/brw_eu.h
+++ b/src/intel/compiler/brw_eu.h
@@ -245,18 +245,6 @@  ROUND(RNDE)
 
 /* Helpers for SEND instruction:
  */
-void brw_set_dp_write_message(struct brw_codegen *p,
-			      brw_inst *insn,
-			      unsigned binding_table_index,
-			      unsigned msg_control,
-			      unsigned msg_type,
-                              unsigned target_cache,
-			      unsigned msg_length,
-			      bool header_present,
-			      unsigned last_render_target,
-			      unsigned response_length,
-			      unsigned end_of_thread,
-			      unsigned send_commit_msg);
 
 /**
  * Construct a message descriptor immediate with the specified common
@@ -325,6 +313,33 @@  brw_dp_read_desc(const struct gen_device_info *devinfo,
       return desc | msg_type << 12 | target_cache << 14;
 }
 
+/**
+ * Construct a message descriptor immediate with the specified dataport write
+ * function controls.
+ */
+static inline uint32_t
+brw_dp_write_desc(const struct gen_device_info *devinfo,
+                  unsigned binding_table_index,
+                  unsigned msg_control,
+                  unsigned msg_type,
+                  unsigned last_render_target,
+                  unsigned send_commit_msg)
+{
+   const unsigned desc = (binding_table_index << 0 |
+                          msg_control << 8);
+   if (devinfo->gen >= 7)
+      return (desc | last_render_target << 12 |
+              msg_type << 14);
+   else if (devinfo->gen >= 6)
+      return (desc | last_render_target << 12 |
+              msg_type << 13 |
+              send_commit_msg << 17);
+   else
+      return (desc | last_render_target << 11 |
+              msg_type << 12 |
+              send_commit_msg << 15);
+}
+
 void brw_urb_WRITE(struct brw_codegen *p,
 		   struct brw_reg dest,
 		   unsigned msg_reg_nr,
diff --git a/src/intel/compiler/brw_eu_emit.c b/src/intel/compiler/brw_eu_emit.c
index 0287c1b5f0a..b931d87ccfa 100644
--- a/src/intel/compiler/brw_eu_emit.c
+++ b/src/intel/compiler/brw_eu_emit.c
@@ -489,41 +489,6 @@  static void brw_set_urb_message( struct brw_codegen *p,
    }
 }
 
-void
-brw_set_dp_write_message(struct brw_codegen *p,
-			 brw_inst *insn,
-			 unsigned binding_table_index,
-			 unsigned msg_control,
-			 unsigned msg_type,
-                         unsigned target_cache,
-			 unsigned msg_length,
-			 bool header_present,
-			 unsigned last_render_target,
-			 unsigned response_length,
-			 unsigned end_of_thread,
-			 unsigned send_commit_msg)
-{
-   const struct gen_device_info *devinfo = p->devinfo;
-   const unsigned sfid = (devinfo->gen >= 6 ? target_cache :
-                          BRW_SFID_DATAPORT_WRITE);
-
-   brw_set_desc(p, insn, brw_message_desc(
-                   devinfo, msg_length, response_length, header_present));
-
-   brw_inst_set_sfid(devinfo, insn, sfid);
-   brw_inst_set_eot(devinfo, insn, !!end_of_thread);
-   brw_inst_set_binding_table_index(devinfo, insn, binding_table_index);
-   brw_inst_set_dp_write_msg_type(devinfo, insn, msg_type);
-   brw_inst_set_dp_write_msg_control(devinfo, insn, msg_control);
-   brw_inst_set_rt_last(devinfo, insn, last_render_target);
-   if (devinfo->gen < 7) {
-      brw_inst_set_dp_write_commit(devinfo, insn, send_commit_msg);
-   }
-
-   if (devinfo->gen >= 11)
-      brw_inst_set_null_rt(devinfo, insn, false);
-}
-
 static void
 gen7_set_dp_scratch_message(struct brw_codegen *p,
                             brw_inst *inst,
@@ -1943,7 +1908,7 @@  void brw_oword_block_write_scratch(struct brw_codegen *p,
    const unsigned target_cache =
       (devinfo->gen >= 7 ? GEN7_SFID_DATAPORT_DATA_CACHE :
        devinfo->gen >= 6 ? GEN6_SFID_DATAPORT_RENDER_CACHE :
-       BRW_DATAPORT_READ_TARGET_RENDER_CACHE);
+       BRW_SFID_DATAPORT_WRITE);
    uint32_t msg_type;
 
    if (devinfo->gen >= 6)
@@ -1984,6 +1949,7 @@  void brw_oword_block_write_scratch(struct brw_codegen *p,
       struct brw_reg src_header = retype(brw_vec8_grf(0, 0),
 					 BRW_REGISTER_TYPE_UW);
 
+      brw_inst_set_sfid(devinfo, insn, target_cache);
       brw_inst_set_compression(devinfo, insn, false);
 
       if (brw_inst_exec_size(devinfo, insn) >= 16)
@@ -2023,18 +1989,12 @@  void brw_oword_block_write_scratch(struct brw_codegen *p,
       else
 	 msg_type = BRW_DATAPORT_WRITE_MESSAGE_OWORD_BLOCK_WRITE;
 
-      brw_set_dp_write_message(p,
-			       insn,
-                               brw_scratch_surface_idx(p),
-			       BRW_DATAPORT_OWORD_BLOCK_DWORDS(num_regs * 8),
-			       msg_type,
-                               target_cache,
-			       mlen,
-			       true, /* header_present */
-			       0, /* not a render target */
-			       send_commit_msg, /* response_length */
-			       0, /* eot */
-			       send_commit_msg);
+      brw_set_desc(p, insn,
+                   brw_message_desc(devinfo, mlen, send_commit_msg, true) |
+                   brw_dp_write_desc(devinfo, brw_scratch_surface_idx(p),
+                                     BRW_DATAPORT_OWORD_BLOCK_DWORDS(num_regs * 8),
+                                     msg_type, 0, /* not a render target */
+                                     send_commit_msg));
    }
 }
 
@@ -2232,7 +2192,7 @@  void brw_fb_WRITE(struct brw_codegen *p,
    const struct gen_device_info *devinfo = p->devinfo;
    const unsigned target_cache =
       (devinfo->gen >= 6 ? GEN6_SFID_DATAPORT_RENDER_CACHE :
-       BRW_DATAPORT_READ_TARGET_RENDER_CACHE);
+       BRW_SFID_DATAPORT_WRITE);
    brw_inst *insn;
    unsigned msg_type;
    struct brw_reg dest, src0;
@@ -2247,6 +2207,7 @@  void brw_fb_WRITE(struct brw_codegen *p,
    } else {
       insn = next_insn(p, BRW_OPCODE_SEND);
    }
+   brw_inst_set_sfid(devinfo, insn, target_cache);
    brw_inst_set_compression(devinfo, insn, false);
 
    if (devinfo->gen >= 6) {
@@ -2264,18 +2225,13 @@  void brw_fb_WRITE(struct brw_codegen *p,
 
    brw_set_dest(p, insn, dest);
    brw_set_src0(p, insn, src0);
-   brw_set_dp_write_message(p,
-			    insn,
-			    binding_table_index,
-			    msg_control,
-			    msg_type,
-                            target_cache,
-			    msg_length,
-			    header_present,
-			    last_render_target,
-			    response_length,
-			    eot,
-			    0 /* send_commit_msg */);
+   brw_set_desc(p, insn,
+                brw_message_desc(devinfo, msg_length, response_length,
+                                 header_present) |
+                brw_dp_write_desc(devinfo, binding_table_index, msg_control,
+                                  msg_type, last_render_target,
+                                  0 /* send_commit_msg */));
+   brw_inst_set_eot(devinfo, insn, eot);
 }
 
 brw_inst *
@@ -2768,26 +2724,22 @@  brw_svb_write(struct brw_codegen *p,
    const unsigned target_cache =
       (devinfo->gen >= 7 ? GEN7_SFID_DATAPORT_DATA_CACHE :
        devinfo->gen >= 6 ? GEN6_SFID_DATAPORT_RENDER_CACHE :
-       BRW_DATAPORT_READ_TARGET_RENDER_CACHE);
+       BRW_SFID_DATAPORT_WRITE);
    brw_inst *insn;
 
    gen6_resolve_implied_move(p, &src0, msg_reg_nr);
 
    insn = next_insn(p, BRW_OPCODE_SEND);
+   brw_inst_set_sfid(devinfo, insn, target_cache);
    brw_set_dest(p, insn, dest);
    brw_set_src0(p, insn, src0);
-   brw_set_src1(p, insn, brw_imm_d(0));
-   brw_set_dp_write_message(p, insn,
-                            binding_table_index,
-                            0, /* msg_control: ignored */
-                            GEN6_DATAPORT_WRITE_MESSAGE_STREAMED_VB_WRITE,
-                            target_cache,
-                            1, /* msg_length */
-                            true, /* header_present */
-                            0, /* last_render_target: ignored */
-                            send_commit_msg, /* response_length */
-                            0, /* end_of_thread */
-                            send_commit_msg); /* send_commit_msg */
+   brw_set_desc(p, insn,
+                brw_message_desc(devinfo, 1, send_commit_msg, true) |
+                brw_dp_write_desc(devinfo, binding_table_index,
+                                  0, /* msg_control: ignored */
+                                  GEN6_DATAPORT_WRITE_MESSAGE_STREAMED_VB_WRITE,
+                                  0, /* last_render_target: ignored */
+                                  send_commit_msg)); /* send_commit_msg */
 }
 
 static unsigned
diff --git a/src/intel/compiler/brw_vec4_generator.cpp b/src/intel/compiler/brw_vec4_generator.cpp
index 013b9d48dc1..d506b675776 100644
--- a/src/intel/compiler/brw_vec4_generator.cpp
+++ b/src/intel/compiler/brw_vec4_generator.cpp
@@ -1185,7 +1185,7 @@  generate_scratch_write(struct brw_codegen *p,
    const unsigned target_cache =
       (devinfo->gen >= 7 ? GEN7_SFID_DATAPORT_DATA_CACHE :
        devinfo->gen >= 6 ? GEN6_SFID_DATAPORT_RENDER_CACHE :
-       BRW_DATAPORT_READ_TARGET_RENDER_CACHE);
+       BRW_SFID_DATAPORT_WRITE);
    struct brw_reg header = brw_vec8_grf(0, 0);
    bool write_commit;
 
@@ -1237,21 +1237,19 @@  generate_scratch_write(struct brw_codegen *p,
     * dword is written.
     */
    brw_inst *send = brw_next_insn(p, BRW_OPCODE_SEND);
+   brw_inst_set_sfid(p->devinfo, send, target_cache);
    brw_set_dest(p, send, dst);
    brw_set_src0(p, send, header);
    if (devinfo->gen < 6)
       brw_inst_set_cond_modifier(p->devinfo, send, inst->base_mrf);
-   brw_set_dp_write_message(p, send,
-                            brw_scratch_surface_idx(p),
-			    BRW_DATAPORT_OWORD_DUAL_BLOCK_1OWORD,
-			    msg_type,
-                            target_cache,
-			    3, /* mlen */
-			    true, /* header present */
-			    false, /* not a render target write */
-			    write_commit, /* rlen */
-			    false, /* eot */
-			    write_commit);
+   brw_set_desc(p, send,
+                brw_message_desc(devinfo, 3, write_commit, true) |
+                brw_dp_write_desc(devinfo,
+                                  brw_scratch_surface_idx(p),
+                                  BRW_DATAPORT_OWORD_DUAL_BLOCK_1OWORD,
+                                  msg_type,
+                                  false, /* not a render target write */
+                                  write_commit));
 }
 
 static void