[Mesa-dev] [PATCH v2 19/32] i965: Add shader cache support for vertex and fragment stages

[Jordan Justen]

From: Timothy Arceri <timothy.arc...@collabora.com>

This enables the cache on vertex and fragment shaders only.

v2:
 * Use MAYBE_UNUSED. (Matt)

[jordan.l.jus...@intel.com: reword subject]
[jordan.l.jus...@intel.com: *_cached_program => brw_disk_cache_*_program]
Signed-off-by: Jordan Justen <jordan.l.jus...@intel.com>
---
 src/mesa/drivers/dri/i965/brw_state_upload.c |  2 ++
 src/mesa/drivers/dri/i965/brw_vs.c           | 20 +++++++++++++-------
 src/mesa/drivers/dri/i965/brw_wm.c           | 24 +++++++++++++++---------
 3 files changed, 30 insertions(+), 16 deletions(-)

diff --git a/src/mesa/drivers/dri/i965/brw_state_upload.c 
b/src/mesa/drivers/dri/i965/brw_state_upload.c
index 16f44d03bb..1ee99648cb 100644
--- a/src/mesa/drivers/dri/i965/brw_state_upload.c
+++ b/src/mesa/drivers/dri/i965/brw_state_upload.c
@@ -442,6 +442,8 @@ brw_upload_programs(struct brw_context *brw,
          brw_upload_clip_prog(brw);
          brw_upload_sf_prog(brw);
       }
+
+      brw_disk_cache_write_program(brw);
    } else if (pipeline == BRW_COMPUTE_PIPELINE) {
       brw_upload_cs_prog(brw);
    }
diff --git a/src/mesa/drivers/dri/i965/brw_vs.c 
b/src/mesa/drivers/dri/i965/brw_vs.c
index fb5ea4e7ed..49855de127 100644
--- a/src/mesa/drivers/dri/i965/brw_vs.c
+++ b/src/mesa/drivers/dri/i965/brw_vs.c
@@ -344,13 +344,19 @@ brw_upload_vs_prog(struct brw_context *brw)
 
    brw_vs_populate_key(brw, &key);
 
-   if (!brw_search_cache(&brw->cache, BRW_CACHE_VS_PROG,
-                        &key, sizeof(key),
-                        &brw->vs.base.prog_offset, &brw->vs.base.prog_data)) {
-      bool success = brw_codegen_vs_prog(brw, vp, &key);
-      (void) success;
-      assert(success);
-   }
+   if (brw_search_cache(&brw->cache, BRW_CACHE_VS_PROG,
+                        &key, sizeof(key),
+                        &brw->vs.base.prog_offset, &brw->vs.base.prog_data))
+      return;
+
+   if (brw_disk_cache_upload_program(brw, MESA_SHADER_VERTEX))
+      return;
+
+   vp = (struct brw_program *) brw->programs[MESA_SHADER_VERTEX];
+   vp->id = key.program_string_id;
+
+   MAYBE_UNUSED bool success = brw_codegen_vs_prog(brw, vp, &key);
+   assert(success);
 }
 
 bool
diff --git a/src/mesa/drivers/dri/i965/brw_wm.c 
b/src/mesa/drivers/dri/i965/brw_wm.c
index e511f0f70b..ca0738c895 100644
--- a/src/mesa/drivers/dri/i965/brw_wm.c
+++ b/src/mesa/drivers/dri/i965/brw_wm.c
@@ -588,15 +588,21 @@ brw_upload_wm_prog(struct brw_context *brw)
 
    brw_wm_populate_key(brw, &key);
 
-   if (!brw_search_cache(&brw->cache, BRW_CACHE_FS_PROG,
-                         &key, sizeof(key),
-                         &brw->wm.base.prog_offset,
-                         &brw->wm.base.prog_data)) {
-      bool success = brw_codegen_wm_prog(brw, fp, &key,
-                                         &brw->vue_map_geom_out);
-      (void) success;
-      assert(success);
-   }
+   if (brw_search_cache(&brw->cache, BRW_CACHE_FS_PROG,
+                        &key, sizeof(key),
+                        &brw->wm.base.prog_offset,
+                        &brw->wm.base.prog_data))
+      return;
+
+   if (brw_disk_cache_upload_program(brw, MESA_SHADER_FRAGMENT))
+      return;
+
+   fp = (struct brw_program *) brw->programs[MESA_SHADER_FRAGMENT];
+   fp->id = key.program_string_id;
+
+   MAYBE_UNUSED bool success = brw_codegen_wm_prog(brw, fp, &key,
+                                                   &brw->vue_map_geom_out);
+   assert(success);
 }
 
 bool
-- 
2.15.0.rc0

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