[Mesa-dev] [PATCH 10/20] i965/vec4: Don't use instruction list after calculating the cfg.

Matt Turner mattst88 at gmail.com
Tue Sep 2 21:34:21 PDT 2014


---
 src/mesa/drivers/dri/i965/brw_shader.cpp                |  2 +-
 src/mesa/drivers/dri/i965/brw_vec4.cpp                  | 14 +++++++-------
 src/mesa/drivers/dri/i965/brw_vec4_copy_propagation.cpp |  3 ++-
 src/mesa/drivers/dri/i965/brw_vec4_live_variables.cpp   |  2 +-
 src/mesa/drivers/dri/i965/brw_vec4_reg_allocate.cpp     |  8 ++++----
 5 files changed, 15 insertions(+), 14 deletions(-)

diff --git a/src/mesa/drivers/dri/i965/brw_shader.cpp b/src/mesa/drivers/dri/i965/brw_shader.cpp
index 1a18169..cbaa278 100644
--- a/src/mesa/drivers/dri/i965/brw_shader.cpp
+++ b/src/mesa/drivers/dri/i965/brw_shader.cpp
@@ -842,7 +842,7 @@ backend_visitor::dump_instructions(const char *name)
    }
 
    int ip = 0;
-   foreach_in_list(backend_instruction, inst, &instructions) {
+   foreach_block_and_inst(block, backend_instruction, inst, cfg) {
       if (!name)
          fprintf(stderr, "%d: ", ip++);
       dump_instruction(inst, file);
diff --git a/src/mesa/drivers/dri/i965/brw_vec4.cpp b/src/mesa/drivers/dri/i965/brw_vec4.cpp
index 1d4f692..6669281 100644
--- a/src/mesa/drivers/dri/i965/brw_vec4.cpp
+++ b/src/mesa/drivers/dri/i965/brw_vec4.cpp
@@ -329,7 +329,7 @@ vec4_visitor::opt_reduce_swizzle()
 {
    bool progress = false;
 
-   foreach_in_list_safe(vec4_instruction, inst, &instructions) {
+   foreach_block_and_inst_safe(block, vec4_instruction, inst, cfg) {
       if (inst->dst.file == BAD_FILE || inst->dst.file == HW_REG)
          continue;
 
@@ -576,7 +576,7 @@ vec4_visitor::split_uniform_registers()
     * vector.  The goal is to make elimination of unused uniform
     * components easier later.
     */
-   foreach_in_list(vec4_instruction, inst, &instructions) {
+   foreach_block_and_inst(block, vec4_instruction, inst, cfg) {
       for (int i = 0 ; i < 3; i++) {
 	 if (inst->src[i].file != UNIFORM)
 	    continue;
@@ -609,7 +609,7 @@ vec4_visitor::pack_uniform_registers()
     * expect unused vector elements when we've moved array access out
     * to pull constants, and from some GLSL code generators like wine.
     */
-   foreach_in_list(vec4_instruction, inst, &instructions) {
+   foreach_block_and_inst(block, vec4_instruction, inst, cfg) {
       for (int i = 0 ; i < 3; i++) {
 	 if (inst->src[i].file != UNIFORM)
 	    continue;
@@ -662,7 +662,7 @@ vec4_visitor::pack_uniform_registers()
    this->uniforms = new_uniform_count;
 
    /* Now, update the instructions for our repacked uniforms. */
-   foreach_in_list(vec4_instruction, inst, &instructions) {
+   foreach_block_and_inst(block, vec4_instruction, inst, cfg) {
       for (int i = 0 ; i < 3; i++) {
 	 int src = inst->src[i].reg;
 
@@ -1220,7 +1220,7 @@ vec4_visitor::split_virtual_grfs()
    /* Check that the instructions are compatible with the registers we're trying
     * to split.
     */
-   foreach_in_list(vec4_instruction, inst, &instructions) {
+   foreach_block_and_inst(block, vec4_instruction, inst, cfg) {
       /* If there's a SEND message loading from a GRF on gen7+, it needs to be
        * contiguous.
        */
@@ -1249,7 +1249,7 @@ vec4_visitor::split_virtual_grfs()
       this->virtual_grf_sizes[i] = 1;
    }
 
-   foreach_in_list(vec4_instruction, inst, &instructions) {
+   foreach_block_and_inst(block, vec4_instruction, inst, cfg) {
       if (inst->dst.file == GRF && split_grf[inst->dst.reg] &&
           inst->dst.reg_offset != 0) {
          inst->dst.reg = (new_virtual_grf[inst->dst.reg] +
@@ -1471,7 +1471,7 @@ void
 vec4_visitor::lower_attributes_to_hw_regs(const int *attribute_map,
                                           bool interleaved)
 {
-   foreach_in_list(vec4_instruction, inst, &instructions) {
+   foreach_block_and_inst(block, vec4_instruction, inst, cfg) {
       /* We have to support ATTR as a destination for GL_FIXED fixup. */
       if (inst->dst.file == ATTR) {
 	 int grf = attribute_map[inst->dst.reg + inst->dst.reg_offset];
diff --git a/src/mesa/drivers/dri/i965/brw_vec4_copy_propagation.cpp b/src/mesa/drivers/dri/i965/brw_vec4_copy_propagation.cpp
index fe47b0f..65564c9 100644
--- a/src/mesa/drivers/dri/i965/brw_vec4_copy_propagation.cpp
+++ b/src/mesa/drivers/dri/i965/brw_vec4_copy_propagation.cpp
@@ -30,6 +30,7 @@
  */
 
 #include "brw_vec4.h"
+#include "brw_cfg.h"
 extern "C" {
 #include "main/macros.h"
 }
@@ -336,7 +337,7 @@ vec4_visitor::opt_copy_propagation()
 
    memset(&entries, 0, sizeof(entries));
 
-   foreach_in_list(vec4_instruction, inst, &instructions) {
+   foreach_block_and_inst(block, vec4_instruction, inst, cfg) {
       /* This pass only works on basic blocks.  If there's flow
        * control, throw out all our information and start from
        * scratch.
diff --git a/src/mesa/drivers/dri/i965/brw_vec4_live_variables.cpp b/src/mesa/drivers/dri/i965/brw_vec4_live_variables.cpp
index 5b7acf4..80b912a 100644
--- a/src/mesa/drivers/dri/i965/brw_vec4_live_variables.cpp
+++ b/src/mesa/drivers/dri/i965/brw_vec4_live_variables.cpp
@@ -214,7 +214,7 @@ vec4_visitor::calculate_live_intervals()
     * flow.
     */
    int ip = 0;
-   foreach_in_list(vec4_instruction, inst, &instructions) {
+   foreach_block_and_inst(block, vec4_instruction, inst, cfg) {
       for (unsigned int i = 0; i < 3; i++) {
 	 if (inst->src[i].file == GRF) {
 	    int reg = inst->src[i].reg;
diff --git a/src/mesa/drivers/dri/i965/brw_vec4_reg_allocate.cpp b/src/mesa/drivers/dri/i965/brw_vec4_reg_allocate.cpp
index 270d6dc..8587aeb 100644
--- a/src/mesa/drivers/dri/i965/brw_vec4_reg_allocate.cpp
+++ b/src/mesa/drivers/dri/i965/brw_vec4_reg_allocate.cpp
@@ -57,7 +57,7 @@ vec4_visitor::reg_allocate_trivial()
       virtual_grf_used[i] = false;
    }
 
-   foreach_in_list(vec4_instruction, inst, &instructions) {
+   foreach_block_and_inst(block, vec4_instruction, inst, cfg) {
       if (inst->dst.file == GRF)
 	 virtual_grf_used[inst->dst.reg] = true;
 
@@ -77,7 +77,7 @@ vec4_visitor::reg_allocate_trivial()
    }
    prog_data->total_grf = next;
 
-   foreach_in_list(vec4_instruction, inst, &instructions) {
+   foreach_block_and_inst(block, vec4_instruction, inst, cfg) {
       assign(hw_reg_mapping, &inst->dst);
       assign(hw_reg_mapping, &inst->src[0]);
       assign(hw_reg_mapping, &inst->src[1]);
@@ -238,7 +238,7 @@ vec4_visitor::reg_allocate()
 				  hw_reg_mapping[i] + virtual_grf_sizes[i]);
    }
 
-   foreach_in_list(vec4_instruction, inst, &instructions) {
+   foreach_block_and_inst(block, vec4_instruction, inst, cfg) {
       assign(hw_reg_mapping, &inst->dst);
       assign(hw_reg_mapping, &inst->src[0]);
       assign(hw_reg_mapping, &inst->src[1]);
@@ -264,7 +264,7 @@ vec4_visitor::evaluate_spill_costs(float *spill_costs, bool *no_spill)
     * spill/unspill we'll have to do, and guess that the insides of
     * loops run 10 times.
     */
-   foreach_in_list(vec4_instruction, inst, &instructions) {
+   foreach_block_and_inst(block, vec4_instruction, inst, cfg) {
       for (unsigned int i = 0; i < 3; i++) {
 	 if (inst->src[i].file == GRF) {
 	    spill_costs[inst->src[i].reg] += loop_scale;
-- 
1.8.5.5



More information about the mesa-dev mailing list