nir/lower_is_helper_invocation: create load_helper_invocation instr w…

…ith bitsize=1 the specification stipulates that this is a bool value, so don't load it as an int or else nir_validate explodes Fixes: f17b41a ("nir: add lowering pass for helperInvocationEXT()") Reviewed-by: Danylo Piliaiev <[email protected]> Reviewed-by: Dave Airlie <[email protected]> Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/15402>
chenyanxzhu · Mar 21, 2022 · cdcfcb7 · cdcfcb7
1 parent fe33835
commit cdcfcb7
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/src/compiler/nir/nir_lower_is_helper_invocation.c b/src/compiler/nir/nir_lower_is_helper_invocation.c
@@ -114,7 +114,7 @@ nir_lower_is_helper_invocation(nir_shader *shader)
                                           glsl_bool_type(),
                                           "gl_IsHelperInvocationEXT");
 
-   nir_ssa_def *started_as_helper = nir_load_helper_invocation(&b, 32);
+   nir_ssa_def *started_as_helper = nir_load_helper_invocation(&b, 1);
 
    nir_deref_instr *is_helper_deref = nir_build_deref_var(&b, is_helper);
    nir_store_deref(&b, is_helper_deref, started_as_helper, 1);