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-rw-r--r--src/mesa/drivers/dri/i965/brw_compiler.h1
-rw-r--r--src/mesa/drivers/dri/i965/brw_shader.cpp7
-rw-r--r--src/mesa/drivers/dri/i965/brw_shader.h2
-rw-r--r--src/mesa/drivers/dri/i965/brw_wm.c13
4 files changed, 16 insertions, 7 deletions
diff --git a/src/mesa/drivers/dri/i965/brw_compiler.h b/src/mesa/drivers/dri/i965/brw_compiler.h
index 0c300e7cff0..933ab118e6e 100644
--- a/src/mesa/drivers/dri/i965/brw_compiler.h
+++ b/src/mesa/drivers/dri/i965/brw_compiler.h
@@ -389,6 +389,7 @@ struct brw_wm_prog_data {
* surface indices the WM-specific surfaces
*/
uint32_t render_target_start;
+ uint32_t render_target_read_start;
/** @} */
} binding_table;
diff --git a/src/mesa/drivers/dri/i965/brw_shader.cpp b/src/mesa/drivers/dri/i965/brw_shader.cpp
index 62bad9bbd9f..aa2c9d432fe 100644
--- a/src/mesa/drivers/dri/i965/brw_shader.cpp
+++ b/src/mesa/drivers/dri/i965/brw_shader.cpp
@@ -1148,7 +1148,7 @@ backend_shader::calculate_cfg()
* unused but also make sure that addition of small offsets to them will
* trigger some of our asserts that surface indices are < BRW_MAX_SURFACES.
*/
-void
+uint32_t
brw_assign_common_binding_table_offsets(gl_shader_stage stage,
const struct brw_device_info *devinfo,
const struct gl_shader_program *shader_prog,
@@ -1224,9 +1224,10 @@ brw_assign_common_binding_table_offsets(gl_shader_stage stage,
stage_prog_data->binding_table.plane_start[2] = next_binding_table_offset;
next_binding_table_offset += num_textures;
- assert(next_binding_table_offset <= BRW_MAX_SURFACES);
-
/* prog_data->base.binding_table.size will be set by brw_mark_surface_used. */
+
+ assert(next_binding_table_offset <= BRW_MAX_SURFACES);
+ return next_binding_table_offset;
}
static void
diff --git a/src/mesa/drivers/dri/i965/brw_shader.h b/src/mesa/drivers/dri/i965/brw_shader.h
index e61c080311e..3b3be07b5ec 100644
--- a/src/mesa/drivers/dri/i965/brw_shader.h
+++ b/src/mesa/drivers/dri/i965/brw_shader.h
@@ -261,7 +261,7 @@ struct brw_gs_compile
unsigned control_data_header_size_bits;
};
-void
+uint32_t
brw_assign_common_binding_table_offsets(gl_shader_stage stage,
const struct brw_device_info *devinfo,
const struct gl_shader_program *shader_prog,
diff --git a/src/mesa/drivers/dri/i965/brw_wm.c b/src/mesa/drivers/dri/i965/brw_wm.c
index c513dbcc367..3f929c46cf5 100644
--- a/src/mesa/drivers/dri/i965/brw_wm.c
+++ b/src/mesa/drivers/dri/i965/brw_wm.c
@@ -56,9 +56,16 @@ assign_fs_binding_table_offsets(const struct brw_device_info *devinfo,
prog_data->binding_table.render_target_start = next_binding_table_offset;
next_binding_table_offset += MAX2(key->nr_color_regions, 1);
- brw_assign_common_binding_table_offsets(MESA_SHADER_FRAGMENT, devinfo,
- shader_prog, prog, &prog_data->base,
- next_binding_table_offset);
+ next_binding_table_offset =
+ brw_assign_common_binding_table_offsets(MESA_SHADER_FRAGMENT, devinfo,
+ shader_prog, prog, &prog_data->base,
+ next_binding_table_offset);
+
+ if (prog->nir->info.outputs_read && !key->coherent_fb_fetch) {
+ prog_data->binding_table.render_target_read_start =
+ next_binding_table_offset;
+ next_binding_table_offset += key->nr_color_regions;
+ }
}
/**