mesa: Add GL/GLSL plumbing for INTEL_fragment_shader_ordering

[mesa.git] / src / compiler / glsl / builtin_functions.cpp

diff --git a/src/compiler/glsl/builtin_functions.cpp b/src/compiler/glsl/builtin_functions.cpp
index b6018806865054d8f7b6a1340e63605acf584664..5650365d1d549ccfd5085d8515be47456f107dde 100644 (file)
--- a/src/compiler/glsl/builtin_functions.cpp
+++ b/src/compiler/glsl/builtin_functions.cpp
@@ -525,6 +525,12 @@ supports_nv_fragment_shader_interlock(const _mesa_glsl_parse_state *state)
    return state->NV_fragment_shader_interlock_enable;
 }
 
+static bool
+supports_intel_fragment_shader_ordering(const _mesa_glsl_parse_state *state)
+{
+   return state->INTEL_fragment_shader_ordering_enable;
+}
+
 static bool
 shader_clock(const _mesa_glsl_parse_state *state)
 {
@@ -1305,6 +1311,11 @@ builtin_builder::create_intrinsics()
                    supports_arb_fragment_shader_interlock,
                    ir_intrinsic_end_invocation_interlock), NULL);
 
+   add_function("__intrinsic_begin_fragment_shader_ordering",
+                _invocation_interlock_intrinsic(
+                   supports_intel_fragment_shader_ordering,
+                   ir_intrinsic_begin_fragment_shader_ordering), NULL);
+
    add_function("__intrinsic_shader_clock",
                 _shader_clock_intrinsic(shader_clock,
                                         glsl_type::uvec2_type),
@@ -3419,6 +3430,12 @@ builtin_builder::create_builtins()
                    supports_nv_fragment_shader_interlock),
                 NULL);
 
+   add_function("beginFragmentShaderOrderingINTEL",
+                _invocation_interlock(
+                   "__intrinsic_begin_fragment_shader_ordering",
+                   supports_intel_fragment_shader_ordering),
+                NULL);
+
    add_function("anyInvocationARB",
                 _vote("__intrinsic_vote_any", vote),
                 NULL);