Mesa (master): i965/nir: Support gl_WorkGroupID variable
Jordan Justen
jljusten at kemper.freedesktop.org
Sun Sep 13 17:17:36 UTC 2015
Module: Mesa
Branch: master
Commit: c5743a5d7fa62a339222ceb96d568a525d77fe0c
URL: http://cgit.freedesktop.org/mesa/mesa/commit/?id=c5743a5d7fa62a339222ceb96d568a525d77fe0c
Author: Jordan Justen <jordan.l.justen at intel.com>
Date: Fri Mar 13 11:39:53 2015 -0700
i965/nir: Support gl_WorkGroupID variable
Signed-off-by: Jordan Justen <jordan.l.justen at intel.com>
Reviewed-by: Kristian Høgsberg <krh at bitplanet.net>
---
src/mesa/drivers/dri/i965/brw_fs_nir.cpp | 10 +++++++++-
1 file changed, 9 insertions(+), 1 deletion(-)
diff --git a/src/mesa/drivers/dri/i965/brw_fs_nir.cpp b/src/mesa/drivers/dri/i965/brw_fs_nir.cpp
index 286ec28..e4ddadc 100644
--- a/src/mesa/drivers/dri/i965/brw_fs_nir.cpp
+++ b/src/mesa/drivers/dri/i965/brw_fs_nir.cpp
@@ -344,6 +344,13 @@ emit_system_values_block(nir_block *block, void *void_visitor)
*reg = *v->emit_cs_local_invocation_id_setup();
break;
+ case nir_intrinsic_load_work_group_id:
+ assert(v->stage == MESA_SHADER_COMPUTE);
+ reg = &v->nir_system_values[SYSTEM_VALUE_WORK_GROUP_ID];
+ if (reg->file == BAD_FILE)
+ *reg = *v->emit_cs_work_group_id_setup();
+ break;
+
default:
break;
}
@@ -1716,7 +1723,8 @@ fs_visitor::nir_emit_intrinsic(const fs_builder &bld, nir_intrinsic_instr *instr
((struct brw_cs_prog_data *) prog_data)->uses_barrier = true;
break;
- case nir_intrinsic_load_local_invocation_id: {
+ case nir_intrinsic_load_local_invocation_id:
+ case nir_intrinsic_load_work_group_id: {
gl_system_value sv = nir_system_value_from_intrinsic(instr->intrinsic);
fs_reg val = nir_system_values[sv];
assert(val.file != BAD_FILE);
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