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authorEduardo Lima Mitev <[email protected]>2015-07-22 09:34:35 +0200
committerJason Ekstrand <[email protected]>2015-08-03 09:40:47 -0700
commit59006d3ad3ed5d29e84afa5931f425344e2ef658 (patch)
treea69ca1990713f6252b2ed4d78c08ed0051f4fe4b /src/mesa
parent4023b55fdd7005a8a100637c229a1c40648cdd2b (diff)
i965/nir/vec4: Add shader function implementation
It basically allocates registers local to a function in a nir_locals map, then emits all its control-flow blocks. Reviewed-by: Jason Ekstrand <[email protected]>
Diffstat (limited to 'src/mesa')
-rw-r--r--src/mesa/drivers/dri/i965/brw_vec4.h1
-rw-r--r--src/mesa/drivers/dri/i965/brw_vec4_nir.cpp11
2 files changed, 11 insertions, 1 deletions
diff --git a/src/mesa/drivers/dri/i965/brw_vec4.h b/src/mesa/drivers/dri/i965/brw_vec4.h
index 722f9a1f4c5..01f88e641e7 100644
--- a/src/mesa/drivers/dri/i965/brw_vec4.h
+++ b/src/mesa/drivers/dri/i965/brw_vec4.h
@@ -414,6 +414,7 @@ public:
virtual dst_reg *make_reg_for_system_value(int location,
const glsl_type *type) = 0;
+ dst_reg *nir_locals;
src_reg *nir_inputs;
unsigned *nir_uniform_driver_location;
dst_reg *nir_system_values;
diff --git a/src/mesa/drivers/dri/i965/brw_vec4_nir.cpp b/src/mesa/drivers/dri/i965/brw_vec4_nir.cpp
index 989b8e3b6b5..f8bcbb7cd42 100644
--- a/src/mesa/drivers/dri/i965/brw_vec4_nir.cpp
+++ b/src/mesa/drivers/dri/i965/brw_vec4_nir.cpp
@@ -241,7 +241,16 @@ vec4_visitor::nir_setup_builtin_uniform(nir_variable *var)
void
vec4_visitor::nir_emit_impl(nir_function_impl *impl)
{
- /* @TODO: Not yet implemented */
+ nir_locals = ralloc_array(mem_ctx, dst_reg, impl->reg_alloc);
+
+ foreach_list_typed(nir_register, reg, node, &impl->registers) {
+ unsigned array_elems =
+ reg->num_array_elems == 0 ? 1 : reg->num_array_elems;
+
+ nir_locals[reg->index] = dst_reg(GRF, alloc.allocate(array_elems));
+ }
+
+ nir_emit_cf_list(&impl->body);
}
void