[Mesa-dev] [PATCHv2 09/14] i965: Reserve enough parameter entries for all image uniforms used in the program.

Francisco Jerez currojerez at riseup.net
Mon Jul 20 09:23:00 PDT 2015


v2: Add CS support.
---
 src/mesa/drivers/dri/i965/brw_cs.cpp | 3 ++-
 src/mesa/drivers/dri/i965/brw_gs.c   | 1 +
 src/mesa/drivers/dri/i965/brw_vs.c   | 3 ++-
 src/mesa/drivers/dri/i965/brw_wm.c   | 3 ++-
 4 files changed, 7 insertions(+), 3 deletions(-)

diff --git a/src/mesa/drivers/dri/i965/brw_cs.cpp b/src/mesa/drivers/dri/i965/brw_cs.cpp
index 144aa27..232ea18 100644
--- a/src/mesa/drivers/dri/i965/brw_cs.cpp
+++ b/src/mesa/drivers/dri/i965/brw_cs.cpp
@@ -182,7 +182,8 @@ brw_codegen_cs_prog(struct brw_context *brw,
     * prog_data associated with the compiled program, and which will be freed
     * by the state cache.
     */
-   int param_count = cs->num_uniform_components;
+   int param_count = cs->num_uniform_components +
+                     cs->NumImages * BRW_IMAGE_PARAM_SIZE;
 
    /* The backend also sometimes adds params for texture size. */
    param_count += 2 * ctx->Const.Program[MESA_SHADER_COMPUTE].MaxTextureImageUnits;
diff --git a/src/mesa/drivers/dri/i965/brw_gs.c b/src/mesa/drivers/dri/i965/brw_gs.c
index d1a955a..5c0d923 100644
--- a/src/mesa/drivers/dri/i965/brw_gs.c
+++ b/src/mesa/drivers/dri/i965/brw_gs.c
@@ -64,6 +64,7 @@ brw_codegen_gs_prog(struct brw_context *brw,
 
    /* We also upload clip plane data as uniforms */
    param_count += MAX_CLIP_PLANES * 4;
+   param_count += gs->NumImages * BRW_IMAGE_PARAM_SIZE;
 
    c.prog_data.base.base.param =
       rzalloc_array(NULL, const gl_constant_value *, param_count);
diff --git a/src/mesa/drivers/dri/i965/brw_vs.c b/src/mesa/drivers/dri/i965/brw_vs.c
index 20bc7a9..96aa56d 100644
--- a/src/mesa/drivers/dri/i965/brw_vs.c
+++ b/src/mesa/drivers/dri/i965/brw_vs.c
@@ -121,7 +121,8 @@ brw_codegen_vs_prog(struct brw_context *brw,
        * case being a float value that gets blown up to a vec4, so be
        * conservative here.
        */
-      param_count = vs->num_uniform_components * 4;
+      param_count = (vs->num_uniform_components * 4  +
+                     vs->NumImages * BRW_IMAGE_PARAM_SIZE);
       stage_prog_data->nr_image_params = vs->NumImages;
    } else {
       param_count = vp->program.Base.Parameters->NumParameters * 4;
diff --git a/src/mesa/drivers/dri/i965/brw_wm.c b/src/mesa/drivers/dri/i965/brw_wm.c
index e0e0bb7..9d3da49 100644
--- a/src/mesa/drivers/dri/i965/brw_wm.c
+++ b/src/mesa/drivers/dri/i965/brw_wm.c
@@ -195,7 +195,8 @@ brw_codegen_wm_prog(struct brw_context *brw,
     */
    int param_count;
    if (fs) {
-      param_count = fs->num_uniform_components;
+      param_count = (fs->num_uniform_components +
+                     fs->NumImages * BRW_IMAGE_PARAM_SIZE);
       prog_data.base.nr_image_params = fs->NumImages;
    } else {
       param_count = fp->program.Base.Parameters->NumParameters * 4;
-- 
2.4.3



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