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authorJordan Justen <[email protected]>2014-10-10 08:28:24 -0700
committerJordan Justen <[email protected]>2015-09-13 09:53:16 -0700
commit4e454cb7c6dd189b433acd98c9595e464e0432b4 (patch)
tree3e17e24fe08176d592cdd8f00b74d45457383a34
parent4f178f0d8b7b4c410a1ac5532a26dfa51d3a72f1 (diff)
i965/cs: Initialize gl_WorkGroupID variable from payload
Signed-off-by: Jordan Justen <[email protected]> Reviewed-by: Kristian Høgsberg <[email protected]>
-rw-r--r--src/mesa/drivers/dri/i965/brw_cs.cpp19
-rw-r--r--src/mesa/drivers/dri/i965/brw_fs.h1
2 files changed, 20 insertions, 0 deletions
diff --git a/src/mesa/drivers/dri/i965/brw_cs.cpp b/src/mesa/drivers/dri/i965/brw_cs.cpp
index 9ee5ae52798..04f3e588436 100644
--- a/src/mesa/drivers/dri/i965/brw_cs.cpp
+++ b/src/mesa/drivers/dri/i965/brw_cs.cpp
@@ -643,3 +643,22 @@ const struct brw_tracked_state gen7_cs_push_constants = {
},
/* .emit = */ gen7_upload_cs_push_constants,
};
+
+
+fs_reg *
+fs_visitor::emit_cs_work_group_id_setup()
+{
+ assert(stage == MESA_SHADER_COMPUTE);
+
+ fs_reg *reg = new(this->mem_ctx) fs_reg(vgrf(glsl_type::uvec3_type));
+
+ struct brw_reg r0_1(retype(brw_vec1_grf(0, 1), BRW_REGISTER_TYPE_UD));
+ struct brw_reg r0_6(retype(brw_vec1_grf(0, 6), BRW_REGISTER_TYPE_UD));
+ struct brw_reg r0_7(retype(brw_vec1_grf(0, 7), BRW_REGISTER_TYPE_UD));
+
+ bld.MOV(*reg, r0_1);
+ bld.MOV(offset(*reg, bld, 1), r0_6);
+ bld.MOV(offset(*reg, bld, 2), r0_7);
+
+ return reg;
+}
diff --git a/src/mesa/drivers/dri/i965/brw_fs.h b/src/mesa/drivers/dri/i965/brw_fs.h
index 6bfc29002a3..5880f690ef1 100644
--- a/src/mesa/drivers/dri/i965/brw_fs.h
+++ b/src/mesa/drivers/dri/i965/brw_fs.h
@@ -276,6 +276,7 @@ public:
void emit_urb_writes();
void emit_cs_terminate();
fs_reg *emit_cs_local_invocation_id_setup();
+ fs_reg *emit_cs_work_group_id_setup();
void emit_barrier();