12 files changed, 160 insertions, 241 deletions
diff --git a/src/glsl/builtins/ir/equal b/src/glsl/builtins/ir/equal
index f6578dc1e3..a414b3e535 100644
--- a/src/glsl/builtins/ir/equal
+++ b/src/glsl/builtins/ir/equal
@@ -3,71 +3,71 @@
      (parameters
        (declare (in) vec2 arg0)
        (declare (in) vec2 arg1))
-     ((return (expression bvec2 all_equal (var_ref arg0) (var_ref arg1)))))
+     ((return (expression bvec2 == (var_ref arg0) (var_ref arg1)))))
 
    (signature bvec3
      (parameters
        (declare (in) vec3 arg0)
        (declare (in) vec3 arg1))
-     ((return (expression bvec3 all_equal (var_ref arg0) (var_ref arg1)))))
+     ((return (expression bvec3 == (var_ref arg0) (var_ref arg1)))))
 
    (signature bvec4
      (parameters
        (declare (in) vec4 arg0)
        (declare (in) vec4 arg1))
-     ((return (expression bvec4 all_equal (var_ref arg0) (var_ref arg1)))))
+     ((return (expression bvec4 == (var_ref arg0) (var_ref arg1)))))
 
    (signature bvec2
      (parameters
        (declare (in) bvec2 arg0)
        (declare (in) bvec2 arg1))
-     ((return (expression bvec2 all_equal (var_ref arg0) (var_ref arg1)))))
+     ((return (expression bvec2 == (var_ref arg0) (var_ref arg1)))))
 
    (signature bvec3
      (parameters
        (declare (in) bvec3 arg0)
        (declare (in) bvec3 arg1))
-     ((return (expression bvec3 all_equal (var_ref arg0) (var_ref arg1)))))
+     ((return (expression bvec3 == (var_ref arg0) (var_ref arg1)))))
 
    (signature bvec4
      (parameters
        (declare (in) bvec4 arg0)
        (declare (in) bvec4 arg1))
-     ((return (expression bvec4 all_equal (var_ref arg0) (var_ref arg1)))))
+     ((return (expression bvec4 == (var_ref arg0) (var_ref arg1)))))
 
    (signature bvec2
      (parameters
        (declare (in) ivec2 arg0)
        (declare (in) ivec2 arg1))
-     ((return (expression bvec2 all_equal (var_ref arg0) (var_ref arg1)))))
+     ((return (expression bvec2 == (var_ref arg0) (var_ref arg1)))))
 
    (signature bvec3
      (parameters
        (declare (in) ivec3 arg0)
        (declare (in) ivec3 arg1))
-     ((return (expression bvec3 all_equal (var_ref arg0) (var_ref arg1)))))
+     ((return (expression bvec3 == (var_ref arg0) (var_ref arg1)))))
 
    (signature bvec4
      (parameters
        (declare (in) ivec4 arg0)
        (declare (in) ivec4 arg1))
-     ((return (expression bvec4 all_equal (var_ref arg0) (var_ref arg1)))))
+     ((return (expression bvec4 == (var_ref arg0) (var_ref arg1)))))
 
    (signature bvec2
      (parameters
        (declare (in) uvec2 arg0)
        (declare (in) uvec2 arg1))
-     ((return (expression bvec2 all_equal (var_ref arg0) (var_ref arg1)))))
+     ((return (expression bvec2 == (var_ref arg0) (var_ref arg1)))))
 
    (signature bvec3
      (parameters
        (declare (in) uvec3 arg0)
        (declare (in) uvec3 arg1))
-     ((return (expression bvec3 all_equal (var_ref arg0) (var_ref arg1)))))
+     ((return (expression bvec3 == (var_ref arg0) (var_ref arg1)))))
 
    (signature bvec4
      (parameters
        (declare (in) uvec4 arg0)
        (declare (in) uvec4 arg1))
-     ((return (expression bvec4 all_equal (var_ref arg0) (var_ref arg1)))))
+     ((return (expression bvec4 == (var_ref arg0) (var_ref arg1)))))
 ))
diff --git a/src/glsl/builtins/ir/greaterThan b/src/glsl/builtins/ir/greaterThan
index f5489008ed..18af865288 100644
--- a/src/glsl/builtins/ir/greaterThan
+++ b/src/glsl/builtins/ir/greaterThan
@@ -3,89 +3,53 @@
      (parameters
        (declare (in) vec2 arg0)
        (declare (in) vec2 arg1))
-     ((declare () bvec2 temp)
-      (assign (constant bool (1)) (x) (var_ref temp) (expression bool > (swiz x (var_ref arg0))(swiz x (var_ref arg1))))
-      (assign (constant bool (1)) (y) (var_ref temp) (expression bool > (swiz y (var_ref arg0))(swiz y (var_ref arg1))))
-      (return (var_ref temp))))
+     ((return (expression bvec2 > (var_ref arg0) (var_ref arg1)))))
 
    (signature bvec3
      (parameters
        (declare (in) vec3 arg0)
        (declare (in) vec3 arg1))
-     ((declare () bvec3 temp)
-      (assign (constant bool (1)) (x) (var_ref temp) (expression bool > (swiz x (var_ref arg0))(swiz x (var_ref arg1))))
-      (assign (constant bool (1)) (y) (var_ref temp) (expression bool > (swiz y (var_ref arg0))(swiz y (var_ref arg1))))
-      (assign (constant bool (1)) (z) (var_ref temp) (expression bool > (swiz z (var_ref arg0))(swiz z (var_ref arg1))))
-      (return (var_ref temp))))
+     ((return (expression bvec3 > (var_ref arg0) (var_ref arg1)))))
 
    (signature bvec4
      (parameters
        (declare (in) vec4 arg0)
        (declare (in) vec4 arg1))
-     ((declare () bvec4 temp)
-      (assign (constant bool (1)) (x) (var_ref temp) (expression bool > (swiz x (var_ref arg0))(swiz x (var_ref arg1))))
-      (assign (constant bool (1)) (y) (var_ref temp) (expression bool > (swiz y (var_ref arg0))(swiz y (var_ref arg1))))
-      (assign (constant bool (1)) (z) (var_ref temp) (expression bool > (swiz z (var_ref arg0))(swiz z (var_ref arg1))))
-      (assign (constant bool (1)) (w) (var_ref temp) (expression bool > (swiz w (var_ref arg0))(swiz w (var_ref arg1))))
-      (return (var_ref temp))))
+     ((return (expression bvec4 > (var_ref arg0) (var_ref arg1)))))
 
    (signature bvec2
      (parameters
        (declare (in) ivec2 arg0)
        (declare (in) ivec2 arg1))
-     ((declare () bvec2 temp)
-      (assign (constant bool (1)) (x) (var_ref temp) (expression bool > (swiz x (var_ref arg0))(swiz x (var_ref arg1))))
-      (assign (constant bool (1)) (y) (var_ref temp) (expression bool > (swiz y (var_ref arg0))(swiz y (var_ref arg1))))
-      (return (var_ref temp))))
+     ((return (expression bvec2 > (var_ref arg0) (var_ref arg1)))))
 
    (signature bvec3
      (parameters
        (declare (in) ivec3 arg0)
        (declare (in) ivec3 arg1))
-     ((declare () bvec3 temp)
-      (assign (constant bool (1)) (x) (var_ref temp) (expression bool > (swiz x (var_ref arg0))(swiz x (var_ref arg1))))
-      (assign (constant bool (1)) (y) (var_ref temp) (expression bool > (swiz y (var_ref arg0))(swiz y (var_ref arg1))))
-      (assign (constant bool (1)) (z) (var_ref temp) (expression bool > (swiz z (var_ref arg0))(swiz z (var_ref arg1))))
-      (return (var_ref temp))))
+     ((return (expression bvec3 > (var_ref arg0) (var_ref arg1)))))
 
    (signature bvec4
      (parameters
        (declare (in) ivec4 arg0)
        (declare (in) ivec4 arg1))
-     ((declare () bvec4 temp)
-      (assign (constant bool (1)) (x) (var_ref temp) (expression bool > (swiz x (var_ref arg0))(swiz x (var_ref arg1))))
-      (assign (constant bool (1)) (y) (var_ref temp) (expression bool > (swiz y (var_ref arg0))(swiz y (var_ref arg1))))
-      (assign (constant bool (1)) (z) (var_ref temp) (expression bool > (swiz z (var_ref arg0))(swiz z (var_ref arg1))))
-      (assign (constant bool (1)) (w) (var_ref temp) (expression bool > (swiz w (var_ref arg0))(swiz w (var_ref arg1))))
-      (return (var_ref temp))))
+     ((return (expression bvec4 > (var_ref arg0) (var_ref arg1)))))
 
    (signature bvec2
      (parameters
        (declare (in) uvec2 arg0)
        (declare (in) uvec2 arg1))
-     ((declare () bvec2 temp)
-      (assign (constant bool (1)) (x) (var_ref temp) (expression bool > (swiz x (var_ref arg0))(swiz x (var_ref arg1))))
-      (assign (constant bool (1)) (y) (var_ref temp) (expression bool > (swiz y (var_ref arg0))(swiz y (var_ref arg1))))
-      (return (var_ref temp))))
+     ((return (expression bvec2 > (var_ref arg0) (var_ref arg1)))))
 
    (signature bvec3
      (parameters
        (declare (in) uvec3 arg0)
        (declare (in) uvec3 arg1))
-     ((declare () bvec3 temp)
-      (assign (constant bool (1)) (x) (var_ref temp) (expression bool > (swiz x (var_ref arg0))(swiz x (var_ref arg1))))
-      (assign (constant bool (1)) (y) (var_ref temp) (expression bool > (swiz y (var_ref arg0))(swiz y (var_ref arg1))))
-      (assign (constant bool (1)) (z) (var_ref temp) (expression bool > (swiz z (var_ref arg0))(swiz z (var_ref arg1))))
-      (return (var_ref temp))))
+     ((return (expression bvec3 > (var_ref arg0) (var_ref arg1)))))
 
    (signature bvec4
      (parameters
        (declare (in) uvec4 arg0)
        (declare (in) uvec4 arg1))
-     ((declare () bvec4 temp)
-      (assign (constant bool (1)) (x) (var_ref temp) (expression bool > (swiz x (var_ref arg0))(swiz x (var_ref arg1))))
-      (assign (constant bool (1)) (y) (var_ref temp) (expression bool > (swiz y (var_ref arg0))(swiz y (var_ref arg1))))
-      (assign (constant bool (1)) (z) (var_ref temp) (expression bool > (swiz z (var_ref arg0))(swiz z (var_ref arg1))))
-      (assign (constant bool (1)) (w) (var_ref temp) (expression bool > (swiz w (var_ref arg0))(swiz w (var_ref arg1))))
-      (return (var_ref temp))))
+     ((return (expression bvec4 > (var_ref arg0) (var_ref arg1)))))
 ))
diff --git a/src/glsl/builtins/ir/greaterThanEqual b/src/glsl/builtins/ir/greaterThanEqual
index d00354042a..6d3bc892cb 100644
--- a/src/glsl/builtins/ir/greaterThanEqual
+++ b/src/glsl/builtins/ir/greaterThanEqual
@@ -3,89 +3,53 @@
      (parameters
        (declare (in) vec2 arg0)
        (declare (in) vec2 arg1))
-     ((declare () bvec2 temp)
-      (assign (constant bool (1)) (x) (var_ref temp) (expression bool >= (swiz x (var_ref arg0))(swiz x (var_ref arg1))))
-      (assign (constant bool (1)) (y) (var_ref temp) (expression bool >= (swiz y (var_ref arg0))(swiz y (var_ref arg1))))
-      (return (var_ref temp))))
+     ((return (expression bvec2 >= (var_ref arg0) (var_ref arg1)))))
 
    (signature bvec3
      (parameters
        (declare (in) vec3 arg0)
        (declare (in) vec3 arg1))
-     ((declare () bvec3 temp)
-      (assign (constant bool (1)) (x) (var_ref temp) (expression bool >= (swiz x (var_ref arg0))(swiz x (var_ref arg1))))
-      (assign (constant bool (1)) (y) (var_ref temp) (expression bool >= (swiz y (var_ref arg0))(swiz y (var_ref arg1))))
-      (assign (constant bool (1)) (z) (var_ref temp) (expression bool >= (swiz z (var_ref arg0))(swiz z (var_ref arg1))))
-      (return (var_ref temp))))
+     ((return (expression bvec3 >= (var_ref arg0) (var_ref arg1)))))
 
    (signature bvec4
      (parameters
        (declare (in) vec4 arg0)
        (declare (in) vec4 arg1))
-     ((declare () bvec4 temp)
-      (assign (constant bool (1)) (x) (var_ref temp) (expression bool >= (swiz x (var_ref arg0))(swiz x (var_ref arg1))))
-      (assign (constant bool (1)) (y) (var_ref temp) (expression bool >= (swiz y (var_ref arg0))(swiz y (var_ref arg1))))
-      (assign (constant bool (1)) (z) (var_ref temp) (expression bool >= (swiz z (var_ref arg0))(swiz z (var_ref arg1))))
-      (assign (constant bool (1)) (w) (var_ref temp) (expression bool >= (swiz w (var_ref arg0))(swiz w (var_ref arg1))))
-      (return (var_ref temp))))
+     ((return (expression bvec4 >= (var_ref arg0) (var_ref arg1)))))
 
    (signature bvec2
      (parameters
        (declare (in) ivec2 arg0)
        (declare (in) ivec2 arg1))
-     ((declare () bvec2 temp)
-      (assign (constant bool (1)) (x) (var_ref temp) (expression bool >= (swiz x (var_ref arg0))(swiz x (var_ref arg1))))
-      (assign (constant bool (1)) (y) (var_ref temp) (expression bool >= (swiz y (var_ref arg0))(swiz y (var_ref arg1))))
-      (return (var_ref temp))))
+     ((return (expression bvec2 >= (var_ref arg0) (var_ref arg1)))))
 
    (signature bvec3
      (parameters
        (declare (in) ivec3 arg0)
        (declare (in) ivec3 arg1))
-     ((declare () bvec3 temp)
-      (assign (constant bool (1)) (x) (var_ref temp) (expression bool >= (swiz x (var_ref arg0))(swiz x (var_ref arg1))))
-      (assign (constant bool (1)) (y) (var_ref temp) (expression bool >= (swiz y (var_ref arg0))(swiz y (var_ref arg1))))
-      (assign (constant bool (1)) (z) (var_ref temp) (expression bool >= (swiz z (var_ref arg0))(swiz z (var_ref arg1))))
-      (return (var_ref temp))))
+     ((return (expression bvec3 >= (var_ref arg0) (var_ref arg1)))))
 
    (signature bvec4
      (parameters
        (declare (in) ivec4 arg0)
        (declare (in) ivec4 arg1))
-     ((declare () bvec4 temp)
-      (assign (constant bool (1)) (x) (var_ref temp) (expression bool >= (swiz x (var_ref arg0))(swiz x (var_ref arg1))))
-      (assign (constant bool (1)) (y) (var_ref temp) (expression bool >= (swiz y (var_ref arg0))(swiz y (var_ref arg1))))
-      (assign (constant bool (1)) (z) (var_ref temp) (expression bool >= (swiz z (var_ref arg0))(swiz z (var_ref arg1))))
-      (assign (constant bool (1)) (w) (var_ref temp) (expression bool >= (swiz w (var_ref arg0))(swiz w (var_ref arg1))))
-      (return (var_ref temp))))
+     ((return (expression bvec4 >= (var_ref arg0) (var_ref arg1)))))
 
    (signature bvec2
      (parameters
        (declare (in) uvec2 arg0)
        (declare (in) uvec2 arg1))
-     ((declare () bvec2 temp)
-      (assign (constant bool (1)) (x) (var_ref temp) (expression bool >= (swiz x (var_ref arg0))(swiz x (var_ref arg1))))
-      (assign (constant bool (1)) (y) (var_ref temp) (expression bool >= (swiz y (var_ref arg0))(swiz y (var_ref arg1))))
-      (return (var_ref temp))))
+     ((return (expression bvec2 >= (var_ref arg0) (var_ref arg1)))))
 
    (signature bvec3
      (parameters
        (declare (in) uvec3 arg0)
        (declare (in) uvec3 arg1))
-     ((declare () bvec3 temp)
-      (assign (constant bool (1)) (x) (var_ref temp) (expression bool >= (swiz x (var_ref arg0))(swiz x (var_ref arg1))))
-      (assign (constant bool (1)) (y) (var_ref temp) (expression bool >= (swiz y (var_ref arg0))(swiz y (var_ref arg1))))
-      (assign (constant bool (1)) (z) (var_ref temp) (expression bool >= (swiz z (var_ref arg0))(swiz z (var_ref arg1))))
-      (return (var_ref temp))))
+     ((return (expression bvec3 >= (var_ref arg0) (var_ref arg1)))))
 
    (signature bvec4
      (parameters
        (declare (in) uvec4 arg0)
        (declare (in) uvec4 arg1))
-     ((declare () bvec4 temp)
-      (assign (constant bool (1)) (x) (var_ref temp) (expression bool >= (swiz x (var_ref arg0))(swiz x (var_ref arg1))))
-      (assign (constant bool (1)) (y) (var_ref temp) (expression bool >= (swiz y (var_ref arg0))(swiz y (var_ref arg1))))
-      (assign (constant bool (1)) (z) (var_ref temp) (expression bool >= (swiz z (var_ref arg0))(swiz z (var_ref arg1))))
-      (assign (constant bool (1)) (w) (var_ref temp) (expression bool >= (swiz w (var_ref arg0))(swiz w (var_ref arg1))))
-      (return (var_ref temp))))
+     ((return (expression bvec4 >= (var_ref arg0) (var_ref arg1)))))
 ))
diff --git a/src/glsl/builtins/ir/lessThan b/src/glsl/builtins/ir/lessThan
index e29288a972..8401fe9db6 100644
--- a/src/glsl/builtins/ir/lessThan
+++ b/src/glsl/builtins/ir/lessThan
@@ -3,89 +3,53 @@
      (parameters
        (declare (in) vec2 arg0)
        (declare (in) vec2 arg1))
-     ((declare () bvec2 temp)
-      (assign (constant bool (1)) (x) (var_ref temp) (expression bool < (swiz x (var_ref arg0))(swiz x (var_ref arg1))))
-      (assign (constant bool (1)) (y) (var_ref temp) (expression bool < (swiz y (var_ref arg0))(swiz y (var_ref arg1))))
-      (return (var_ref temp))))
+     ((return (expression bvec2 < (var_ref arg0) (var_ref arg1)))))
 
    (signature bvec3
      (parameters
        (declare (in) vec3 arg0)
        (declare (in) vec3 arg1))
-     ((declare () bvec3 temp)
-      (assign (constant bool (1)) (x) (var_ref temp) (expression bool < (swiz x (var_ref arg0))(swiz x (var_ref arg1))))
-      (assign (constant bool (1)) (y) (var_ref temp) (expression bool < (swiz y (var_ref arg0))(swiz y (var_ref arg1))))
-      (assign (constant bool (1)) (z) (var_ref temp) (expression bool < (swiz z (var_ref arg0))(swiz z (var_ref arg1))))
-      (return (var_ref temp))))
+     ((return (expression bvec3 < (var_ref arg0) (var_ref arg1)))))
 
    (signature bvec4
      (parameters
        (declare (in) vec4 arg0)
        (declare (in) vec4 arg1))
-     ((declare () bvec4 temp)
-      (assign (constant bool (1)) (x) (var_ref temp) (expression bool < (swiz x (var_ref arg0))(swiz x (var_ref arg1))))
-      (assign (constant bool (1)) (y) (var_ref temp) (expression bool < (swiz y (var_ref arg0))(swiz y (var_ref arg1))))
-      (assign (constant bool (1)) (z) (var_ref temp) (expression bool < (swiz z (var_ref arg0))(swiz z (var_ref arg1))))
-      (assign (constant bool (1)) (w) (var_ref temp) (expression bool < (swiz w (var_ref arg0))(swiz w (var_ref arg1))))
-      (return (var_ref temp))))
+     ((return (expression bvec4 < (var_ref arg0) (var_ref arg1)))))
 
    (signature bvec2
      (parameters
        (declare (in) ivec2 arg0)
        (declare (in) ivec2 arg1))
-     ((declare () bvec2 temp)
-      (assign (constant bool (1)) (x) (var_ref temp) (expression bool < (swiz x (var_ref arg0))(swiz x (var_ref arg1))))
-      (assign (constant bool (1)) (y) (var_ref temp) (expression bool < (swiz y (var_ref arg0))(swiz y (var_ref arg1))))
-      (return (var_ref temp))))
+     ((return (expression bvec2 < (var_ref arg0) (var_ref arg1)))))
 
    (signature bvec3
      (parameters
        (declare (in) ivec3 arg0)
        (declare (in) ivec3 arg1))
-     ((declare () bvec3 temp)
-      (assign (constant bool (1)) (x) (var_ref temp) (expression bool < (swiz x (var_ref arg0))(swiz x (var_ref arg1))))
-      (assign (constant bool (1)) (y) (var_ref temp) (expression bool < (swiz y (var_ref arg0))(swiz y (var_ref arg1))))
-      (assign (constant bool (1)) (z) (var_ref temp) (expression bool < (swiz z (var_ref arg0))(swiz z (var_ref arg1))))
-      (return (var_ref temp))))
+     ((return (expression bvec3 < (var_ref arg0) (var_ref arg1)))))
 
    (signature bvec4
      (parameters
        (declare (in) ivec4 arg0)
        (declare (in) ivec4 arg1))
-     ((declare () bvec4 temp)
-      (assign (constant bool (1)) (x) (var_ref temp) (expression bool < (swiz x (var_ref arg0))(swiz x (var_ref arg1))))
-      (assign (constant bool (1)) (y) (var_ref temp) (expression bool < (swiz y (var_ref arg0))(swiz y (var_ref arg1))))
-      (assign (constant bool (1)) (z) (var_ref temp) (expression bool < (swiz z (var_ref arg0))(swiz z (var_ref arg1))))
-      (assign (constant bool (1)) (w) (var_ref temp) (expression bool < (swiz w (var_ref arg0))(swiz w (var_ref arg1))))
-      (return (var_ref temp))))
+     ((return (expression bvec4 < (var_ref arg0) (var_ref arg1)))))
 
    (signature bvec2
      (parameters
        (declare (in) uvec2 arg0)
        (declare (in) uvec2 arg1))
-     ((declare () bvec2 temp)
-      (assign (constant bool (1)) (x) (var_ref temp) (expression bool < (swiz x (var_ref arg0))(swiz x (var_ref arg1))))
-      (assign (constant bool (1)) (y) (var_ref temp) (expression bool < (swiz y (var_ref arg0))(swiz y (var_ref arg1))))
-      (return (var_ref temp))))
+     ((return (expression bvec2 < (var_ref arg0) (var_ref arg1)))))
 
    (signature bvec3
      (parameters
        (declare (in) uvec3 arg0)
        (declare (in) uvec3 arg1))
-     ((declare () bvec3 temp)
-      (assign (constant bool (1)) (x) (var_ref temp) (expression bool < (swiz x (var_ref arg0))(swiz x (var_ref arg1))))
-      (assign (constant bool (1)) (y) (var_ref temp) (expression bool < (swiz y (var_ref arg0))(swiz y (var_ref arg1))))
-      (assign (constant bool (1)) (z) (var_ref temp) (expression bool < (swiz z (var_ref arg0))(swiz z (var_ref arg1))))
-      (return (var_ref temp))))
+     ((return (expression bvec3 < (var_ref arg0) (var_ref arg1)))))
 
    (signature bvec4
      (parameters
        (declare (in) uvec4 arg0)
        (declare (in) uvec4 arg1))
-     ((declare () bvec4 temp)
-      (assign (constant bool (1)) (x) (var_ref temp) (expression bool < (swiz x (var_ref arg0))(swiz x (var_ref arg1))))
-      (assign (constant bool (1)) (y) (var_ref temp) (expression bool < (swiz y (var_ref arg0))(swiz y (var_ref arg1))))
-      (assign (constant bool (1)) (z) (var_ref temp) (expression bool < (swiz z (var_ref arg0))(swiz z (var_ref arg1))))
-      (assign (constant bool (1)) (w) (var_ref temp) (expression bool < (swiz w (var_ref arg0))(swiz w (var_ref arg1))))
-      (return (var_ref temp))))
+     ((return (expression bvec4 < (var_ref arg0) (var_ref arg1)))))
 ))
diff --git a/src/glsl/builtins/ir/lessThanEqual b/src/glsl/builtins/ir/lessThanEqual
index 669f2341d4..c1cdd3fb60 100644
--- a/src/glsl/builtins/ir/lessThanEqual
+++ b/src/glsl/builtins/ir/lessThanEqual
@@ -3,89 +3,53 @@
      (parameters
        (declare (in) vec2 arg0)
        (declare (in) vec2 arg1))
-     ((declare () bvec2 temp)
-      (assign (constant bool (1)) (x) (var_ref temp) (expression bool <= (swiz x (var_ref arg0))(swiz x (var_ref arg1))))
-      (assign (constant bool (1)) (y) (var_ref temp) (expression bool <= (swiz y (var_ref arg0))(swiz y (var_ref arg1))))
-      (return (var_ref temp))))
+     ((return (expression bvec2 <= (var_ref arg0) (var_ref arg1)))))
 
    (signature bvec3
      (parameters
        (declare (in) vec3 arg0)
        (declare (in) vec3 arg1))
-     ((declare () bvec3 temp)
-      (assign (constant bool (1)) (x) (var_ref temp) (expression bool <= (swiz x (var_ref arg0))(swiz x (var_ref arg1))))
-      (assign (constant bool (1)) (y) (var_ref temp) (expression bool <= (swiz y (var_ref arg0))(swiz y (var_ref arg1))))
-      (assign (constant bool (1)) (z) (var_ref temp) (expression bool <= (swiz z (var_ref arg0))(swiz z (var_ref arg1))))
-      (return (var_ref temp))))
+     ((return (expression bvec3 <= (var_ref arg0) (var_ref arg1)))))
 
    (signature bvec4
      (parameters
        (declare (in) vec4 arg0)
        (declare (in) vec4 arg1))
-     ((declare () bvec4 temp)
-      (assign (constant bool (1)) (x) (var_ref temp) (expression bool <= (swiz x (var_ref arg0))(swiz x (var_ref arg1))))
-      (assign (constant bool (1)) (y) (var_ref temp) (expression bool <= (swiz y (var_ref arg0))(swiz y (var_ref arg1))))
-      (assign (constant bool (1)) (z) (var_ref temp) (expression bool <= (swiz z (var_ref arg0))(swiz z (var_ref arg1))))
-      (assign (constant bool (1)) (w) (var_ref temp) (expression bool <= (swiz w (var_ref arg0))(swiz w (var_ref arg1))))
-      (return (var_ref temp))))
+     ((return (expression bvec4 <= (var_ref arg0) (var_ref arg1)))))
 
    (signature bvec2
      (parameters
        (declare (in) ivec2 arg0)
        (declare (in) ivec2 arg1))
-     ((declare () bvec2 temp)
-      (assign (constant bool (1)) (x) (var_ref temp) (expression bool <= (swiz x (var_ref arg0))(swiz x (var_ref arg1))))
-      (assign (constant bool (1)) (y) (var_ref temp) (expression bool <= (swiz y (var_ref arg0))(swiz y (var_ref arg1))))
-      (return (var_ref temp))))
+     ((return (expression bvec2 <= (var_ref arg0) (var_ref arg1)))))
 
    (signature bvec3
      (parameters
        (declare (in) ivec3 arg0)
        (declare (in) ivec3 arg1))
-     ((declare () bvec3 temp)
-      (assign (constant bool (1)) (x) (var_ref temp) (expression bool <= (swiz x (var_ref arg0))(swiz x (var_ref arg1))))
-      (assign (constant bool (1)) (y) (var_ref temp) (expression bool <= (swiz y (var_ref arg0))(swiz y (var_ref arg1))))
-      (assign (constant bool (1)) (z) (var_ref temp) (expression bool <= (swiz z (var_ref arg0))(swiz z (var_ref arg1))))
-      (return (var_ref temp))))
+     ((return (expression bvec3 <= (var_ref arg0) (var_ref arg1)))))
 
    (signature bvec4
      (parameters
        (declare (in) ivec4 arg0)
        (declare (in) ivec4 arg1))
-     ((declare () bvec4 temp)
-      (assign (constant bool (1)) (x) (var_ref temp) (expression bool <= (swiz x (var_ref arg0))(swiz x (var_ref arg1))))
-      (assign (constant bool (1)) (y) (var_ref temp) (expression bool <= (swiz y (var_ref arg0))(swiz y (var_ref arg1))))
-      (assign (constant bool (1)) (z) (var_ref temp) (expression bool <= (swiz z (var_ref arg0))(swiz z (var_ref arg1))))
-      (assign (constant bool (1)) (w) (var_ref temp) (expression bool <= (swiz w (var_ref arg0))(swiz w (var_ref arg1))))
-      (return (var_ref temp))))
+     ((return (expression bvec4 <= (var_ref arg0) (var_ref arg1)))))
 
    (signature bvec2
      (parameters
        (declare (in) uvec2 arg0)
        (declare (in) uvec2 arg1))
-     ((declare () bvec2 temp)
-      (assign (constant bool (1)) (x) (var_ref temp) (expression bool <= (swiz x (var_ref arg0))(swiz x (var_ref arg1))))
-      (assign (constant bool (1)) (y) (var_ref temp) (expression bool <= (swiz y (var_ref arg0))(swiz y (var_ref arg1))))
-      (return (var_ref temp))))
+     ((return (expression bvec2 <= (var_ref arg0) (var_ref arg1)))))
 
    (signature bvec3
      (parameters
        (declare (in) uvec3 arg0)
        (declare (in) uvec3 arg1))
-     ((declare () bvec3 temp)
-      (assign (constant bool (1)) (x) (var_ref temp) (expression bool <= (swiz x (var_ref arg0))(swiz x (var_ref arg1))))
-      (assign (constant bool (1)) (y) (var_ref temp) (expression bool <= (swiz y (var_ref arg0))(swiz y (var_ref arg1))))
-      (assign (constant bool (1)) (z) (var_ref temp) (expression bool <= (swiz z (var_ref arg0))(swiz z (var_ref arg1))))
-      (return (var_ref temp))))
+     ((return (expression bvec3 <= (var_ref arg0) (var_ref arg1)))))
 
    (signature bvec4
      (parameters
        (declare (in) uvec4 arg0)
        (declare (in) uvec4 arg1))
-     ((declare () bvec4 temp)
-      (assign (constant bool (1)) (x) (var_ref temp) (expression bool <= (swiz x (var_ref arg0))(swiz x (var_ref arg1))))
-      (assign (constant bool (1)) (y) (var_ref temp) (expression bool <= (swiz y (var_ref arg0))(swiz y (var_ref arg1))))
-      (assign (constant bool (1)) (z) (var_ref temp) (expression bool <= (swiz z (var_ref arg0))(swiz z (var_ref arg1))))
-      (assign (constant bool (1)) (w) (var_ref temp) (expression bool <= (swiz w (var_ref arg0))(swiz w (var_ref arg1))))
-      (return (var_ref temp))))
+     ((return (expression bvec4 <= (var_ref arg0) (var_ref arg1)))))
 ))
diff --git a/src/glsl/builtins/ir/noise2 b/src/glsl/builtins/ir/noise2
index 008f8b00f1..383fccfadf 100644
--- a/src/glsl/builtins/ir/noise2
+++ b/src/glsl/builtins/ir/noise2
@@ -8,8 +8,8 @@
 
       (assign (constant bool (1)) (x) (var_ref a) (expression float noise (var_ref p)))
       (assign (constant bool (1)) (x) (var_ref b) (expression float noise (expression vec4 + (var_ref p) (constant vec4 (601.0 313.0 29.0 277.0)))))
-      (assign (constant bool (1)) (x) (var_ref t) (swiz xx (var_ref a)))
-      (assign (constant bool (1)) (y) (var_ref t) (swiz xx (var_ref b)))
+      (assign (constant bool (1)) (x) (var_ref t) (var_ref a))
+      (assign (constant bool (1)) (y) (var_ref t) (var_ref b))
       (return (var_ref t))
     ))
 
@@ -22,8 +22,8 @@
 
       (assign (constant bool (1)) (x) (var_ref a) (expression float noise (var_ref p)))
       (assign (constant bool (1)) (x) (var_ref b) (expression float noise (expression vec3 + (var_ref p) (constant vec3 (601.0 313.0 29.0)))))
-      (assign (constant bool (1)) (x) (var_ref t) (swiz xx (var_ref a)))
-      (assign (constant bool (1)) (y) (var_ref t) (swiz xx (var_ref b)))
+      (assign (constant bool (1)) (x) (var_ref t) (var_ref a))
+      (assign (constant bool (1)) (y) (var_ref t) (var_ref b))
       (return (var_ref t))
     ))
 
@@ -38,8 +38,8 @@
 
       (assign (constant bool (1)) (x) (var_ref a) (expression float noise (var_ref p)))
       (assign (constant bool (1)) (x) (var_ref b) (expression float noise (expression vec2 + (var_ref p) (constant vec2 (601.0 313.0)))))
-      (assign (constant bool (1)) (x) (var_ref t) (swiz xx (var_ref a)))
-      (assign (constant bool (1)) (y) (var_ref t) (swiz xx (var_ref b)))
+      (assign (constant bool (1)) (x) (var_ref t) (var_ref a))
+      (assign (constant bool (1)) (y) (var_ref t) (var_ref b))
       (return (var_ref t))
     ))
 
@@ -54,8 +54,8 @@
 
       (assign (constant bool (1)) (x) (var_ref a) (expression float noise (var_ref p)))
       (assign (constant bool (1)) (x) (var_ref b) (expression float noise (expression float + (var_ref p) (constant float (601.0)))))
-      (assign (constant bool (1)) (x) (var_ref t) (swiz xx (var_ref a)))
-      (assign (constant bool (1)) (y) (var_ref t) (swiz xx (var_ref b)))
+      (assign (constant bool (1)) (x) (var_ref t) (var_ref a))
+      (assign (constant bool (1)) (y) (var_ref t) (var_ref b))
       (return (var_ref t))
     ))
 ))
diff --git a/src/glsl/builtins/ir/noise3 b/src/glsl/builtins/ir/noise3
index f191e145f9..ed7ad5190f 100644
--- a/src/glsl/builtins/ir/noise3
+++ b/src/glsl/builtins/ir/noise3
@@ -11,9 +11,9 @@
       (assign (constant bool (1)) (x) (var_ref b) (expression float noise (expression vec4 + (var_ref p) (constant vec4 (601.0 313.0 29.0 277.0)))))
       (assign (constant bool (1)) (x) (var_ref c) (expression float noise (expression vec4 + (var_ref p) (constant vec4 (1559.0 113.0 1861.0 797.0)))))
 
-      (assign (constant bool (1)) (x) (var_ref t) (swiz xxx (var_ref a)))
-      (assign (constant bool (1)) (y) (var_ref t) (swiz xxx (var_ref b)))
-      (assign (constant bool (1)) (z) (var_ref t) (swiz xxx (var_ref c)))
+      (assign (constant bool (1)) (x) (var_ref t) (var_ref a))
+      (assign (constant bool (1)) (y) (var_ref t) (var_ref b))
+      (assign (constant bool (1)) (z) (var_ref t) (var_ref c))
       (return (var_ref t))
     ))
 
@@ -29,9 +29,9 @@
       (assign (constant bool (1)) (x) (var_ref b) (expression float noise (expression vec3 + (var_ref p) (constant vec3 (601.0 313.0 29.0)))))
       (assign (constant bool (1)) (x) (var_ref c) (expression float noise (expression vec3 + (var_ref p) (constant vec3 (1559.0 113.0 1861.0)))))
 
-      (assign (constant bool (1)) (x) (var_ref t) (swiz xxx (var_ref a)))
-      (assign (constant bool (1)) (y) (var_ref t) (swiz xxx (var_ref b)))
-      (assign (constant bool (1)) (z) (var_ref t) (swiz xxx (var_ref c)))
+      (assign (constant bool (1)) (x) (var_ref t) (var_ref a))
+      (assign (constant bool (1)) (y) (var_ref t) (var_ref b))
+      (assign (constant bool (1)) (z) (var_ref t) (var_ref c))
       (return (var_ref t))
     ))
 
@@ -47,9 +47,9 @@
       (assign (constant bool (1)) (x) (var_ref b) (expression float noise (expression vec2 + (var_ref p) (constant vec2 (601.0 313.0)))))
       (assign (constant bool (1)) (x) (var_ref c) (expression float noise (expression vec2 + (var_ref p) (constant vec2 (1559.0 113.0)))))
 
-      (assign (constant bool (1)) (x) (var_ref t) (swiz xxx (var_ref a)))
-      (assign (constant bool (1)) (y) (var_ref t) (swiz xxx (var_ref b)))
-      (assign (constant bool (1)) (z) (var_ref t) (swiz xxx (var_ref c)))
+      (assign (constant bool (1)) (x) (var_ref t) (var_ref a))
+      (assign (constant bool (1)) (y) (var_ref t) (var_ref b))
+      (assign (constant bool (1)) (z) (var_ref t) (var_ref c))
       (return (var_ref t))
     ))
 
@@ -65,9 +65,9 @@
       (assign (constant bool (1)) (x) (var_ref b) (expression float noise (expression float + (var_ref p) (constant float (601.0)))))
       (assign (constant bool (1)) (x) (var_ref c) (expression float noise (expression float + (var_ref p) (constant float (1559.0)))))
 
-      (assign (constant bool (1)) (x) (var_ref t) (swiz xxx (var_ref a)))
-      (assign (constant bool (1)) (y) (var_ref t) (swiz xxx (var_ref b)))
-      (assign (constant bool (1)) (z) (var_ref t) (swiz xxx (var_ref c)))
+      (assign (constant bool (1)) (x) (var_ref t) (var_ref a))
+      (assign (constant bool (1)) (y) (var_ref t) (var_ref b))
+      (assign (constant bool (1)) (z) (var_ref t) (var_ref c))
       (return (var_ref t))
     ))
 ))
diff --git a/src/glsl/builtins/ir/noise4 b/src/glsl/builtins/ir/noise4
index fb300fd148..77a2529a18 100644
--- a/src/glsl/builtins/ir/noise4
+++ b/src/glsl/builtins/ir/noise4
@@ -16,10 +16,10 @@
       (assign (constant bool (1)) (x) (var_ref _z) (expression float noise(var_ref _p)))
       (assign (constant bool (1)) (x) (var_ref _w) (expression float noise(expression vec4 + (var_ref _p) (constant vec4 (601.0 313.0 29.0 277.0)))))
 
-      (assign (constant bool (1)) (x) (var_ref _r) (swiz xxxx (var_ref _x)))
-      (assign (constant bool (1)) (y) (var_ref _r) (swiz xxxx (var_ref _y)))
-      (assign (constant bool (1)) (z) (var_ref _r) (swiz xxxx (var_ref _z)))
-      (assign (constant bool (1)) (w) (var_ref _r) (swiz xxxx (var_ref _w)))
+      (assign (constant bool (1)) (x) (var_ref _r) (var_ref _x))
+      (assign (constant bool (1)) (y) (var_ref _r) (var_ref _y))
+      (assign (constant bool (1)) (z) (var_ref _r) (var_ref _z))
+      (assign (constant bool (1)) (w) (var_ref _r) (var_ref _w))
       (return (var_ref _r))
     ))
 
@@ -40,10 +40,10 @@
       (assign (constant bool (1)) (x) (var_ref _z) (expression float noise(var_ref _p)))
       (assign (constant bool (1)) (x) (var_ref _w) (expression float noise(expression vec3 + (var_ref _p) (constant vec3 (601.0 313.0 29.0)))))
 
-      (assign (constant bool (1)) (x) (var_ref _r) (swiz xxxx (var_ref _x)))
-      (assign (constant bool (1)) (y) (var_ref _r) (swiz xxxx (var_ref _y)))
-      (assign (constant bool (1)) (z) (var_ref _r) (swiz xxxx (var_ref _z)))
-      (assign (constant bool (1)) (w) (var_ref _r) (swiz xxxx (var_ref _w)))
+      (assign (constant bool (1)) (x) (var_ref _r) (var_ref _x))
+      (assign (constant bool (1)) (y) (var_ref _r) (var_ref _y))
+      (assign (constant bool (1)) (z) (var_ref _r) (var_ref _z))
+      (assign (constant bool (1)) (w) (var_ref _r) (var_ref _w))
       (return (var_ref _r))
     ))
 
@@ -64,10 +64,10 @@
       (assign (constant bool (1)) (x) (var_ref _z) (expression float noise(var_ref _p)))
       (assign (constant bool (1)) (x) (var_ref _w) (expression float noise(expression vec2 + (var_ref _p) (constant vec2 (601.0 313.0)))))
 
-      (assign (constant bool (1)) (x) (var_ref _r) (swiz xxxx (var_ref _x)))
-      (assign (constant bool (1)) (y) (var_ref _r) (swiz xxxx (var_ref _y)))
-      (assign (constant bool (1)) (z) (var_ref _r) (swiz xxxx (var_ref _z)))
-      (assign (constant bool (1)) (w) (var_ref _r) (swiz xxxx (var_ref _w)))
+      (assign (constant bool (1)) (x) (var_ref _r) (var_ref _x))
+      (assign (constant bool (1)) (y) (var_ref _r) (var_ref _y))
+      (assign (constant bool (1)) (z) (var_ref _r) (var_ref _z))
+      (assign (constant bool (1)) (w) (var_ref _r) (var_ref _w))
       (return (var_ref _r))
     ))
 
@@ -81,17 +81,17 @@
       (declare () vec4 _r)
 
       (declare () float _p)
-      (assign (constant bool (1)) (xy) (var_ref _p) (expression float + (var_ref p) (constant float (1559.0))) )
+      (assign (constant bool (1)) (x) (var_ref _p) (expression float + (var_ref p) (constant float (1559.0))) )
 
       (assign (constant bool (1)) (x) (var_ref _x) (expression float noise(var_ref p)))
       (assign (constant bool (1)) (x) (var_ref _y) (expression float noise(expression float + (var_ref p) (constant float (601.0 313.0 29.0 277.0)))))
       (assign (constant bool (1)) (x) (var_ref _z) (expression float noise(var_ref _p)))
       (assign (constant bool (1)) (x) (var_ref _w) (expression float noise(expression float + (var_ref _p) (constant float (601.0 313.0 29.0 277.0)))))
 
-      (assign (constant bool (1)) (x) (var_ref _r) (swiz xxxx (var_ref _x)))
-      (assign (constant bool (1)) (y) (var_ref _r) (swiz xxxx (var_ref _y)))
-      (assign (constant bool (1)) (z) (var_ref _r) (swiz xxxx (var_ref _z)))
-      (assign (constant bool (1)) (w) (var_ref _r) (swiz xxxx (var_ref _w)))
+      (assign (constant bool (1)) (x) (var_ref _r) (var_ref _x))
+      (assign (constant bool (1)) (y) (var_ref _r) (var_ref _y))
+      (assign (constant bool (1)) (z) (var_ref _r) (var_ref _z))
+      (assign (constant bool (1)) (w) (var_ref _r) (var_ref _w))
       (return (var_ref _r))
     ))
 ))
diff --git a/src/glsl/builtins/ir/notEqual b/src/glsl/builtins/ir/notEqual
index d07cdbf41f..abaf1914c9 100644
--- a/src/glsl/builtins/ir/notEqual
+++ b/src/glsl/builtins/ir/notEqual
@@ -3,71 +3,71 @@
      (parameters
        (declare (in) vec2 arg0)
        (declare (in) vec2 arg1))
-     ((return (expression bvec2 any_nequal (var_ref arg0) (var_ref arg1)))))
+     ((return (expression bvec2 != (var_ref arg0) (var_ref arg1)))))
 
    (signature bvec3
      (parameters
        (declare (in) vec3 arg0)
        (declare (in) vec3 arg1))
-     ((return (expression bvec3 any_nequal (var_ref arg0) (var_ref arg1)))))
+     ((return (expression bvec3 != (var_ref arg0) (var_ref arg1)))))
 
    (signature bvec4
      (parameters
        (declare (in) vec4 arg0)
        (declare (in) vec4 arg1))
-     ((return (expression bvec4 any_nequal (var_ref arg0) (var_ref arg1)))))
+     ((return (expression bvec4 != (var_ref arg0) (var_ref arg1)))))
 
    (signature bvec2
      (parameters
        (declare (in) bvec2 arg0)
        (declare (in) bvec2 arg1))
-     ((return (expression bvec2 any_nequal (var_ref arg0) (var_ref arg1)))))
+     ((return (expression bvec2 != (var_ref arg0) (var_ref arg1)))))
 
    (signature bvec3
      (parameters
        (declare (in) bvec3 arg0)
        (declare (in) bvec3 arg1))
-     ((return (expression bvec3 any_nequal (var_ref arg0) (var_ref arg1)))))
+     ((return (expression bvec3 != (var_ref arg0) (var_ref arg1)))))
 
    (signature bvec4
      (parameters
        (declare (in) bvec4 arg0)
        (declare (in) bvec4 arg1))
-     ((return (expression bvec4 any_nequal (var_ref arg0) (var_ref arg1)))))
+     ((return (expression bvec4 != (var_ref arg0) (var_ref arg1)))))
 
    (signature bvec2
      (parameters
        (declare (in) ivec2 arg0)
        (declare (in) ivec2 arg1))
-     ((return (expression bvec2 any_nequal (var_ref arg0) (var_ref arg1)))))
+     ((return (expression bvec2 != (var_ref arg0) (var_ref arg1)))))
 
    (signature bvec3
      (parameters
        (declare (in) ivec3 arg0)
        (declare (in) ivec3 arg1))
-     ((return (expression bvec3 any_nequal (var_ref arg0) (var_ref arg1)))))
+     ((return (expression bvec3 != (var_ref arg0) (var_ref arg1)))))
 
    (signature bvec4
      (parameters
        (declare (in) ivec4 arg0)
        (declare (in) ivec4 arg1))
-     ((return (expression bvec4 any_nequal (var_ref arg0) (var_ref arg1)))))
+     ((return (expression bvec4 != (var_ref arg0) (var_ref arg1)))))
 
    (signature bvec2
      (parameters
        (declare (in) uvec2 arg0)
        (declare (in) uvec2 arg1))
-     ((return (expression bvec2 any_nequal (var_ref arg0) (var_ref arg1)))))
+     ((return (expression bvec2 != (var_ref arg0) (var_ref arg1)))))
 
    (signature bvec3
      (parameters
        (declare (in) uvec3 arg0)
        (declare (in) uvec3 arg1))
-     ((return (expression bvec3 any_nequal (var_ref arg0) (var_ref arg1)))))
+     ((return (expression bvec3 != (var_ref arg0) (var_ref arg1)))))
 
    (signature bvec4
      (parameters
        (declare (in) uvec4 arg0)
        (declare (in) uvec4 arg1))
-     ((return (expression bvec4 any_nequal (var_ref arg0) (var_ref arg1)))))
+     ((return (expression bvec4 != (var_ref arg0) (var_ref arg1)))))
 ))
diff --git a/src/glsl/builtins/ir/round b/src/glsl/builtins/ir/round
new file mode 100644
index 0000000000..d0d425bd65
--- /dev/null
+++ b/src/glsl/builtins/ir/round
@@ -0,0 +1,21 @@
+((function round
+   (signature float
+     (parameters
+       (declare (in) float arg0))
+     ((return (expression float round_even (var_ref arg0)))))
+
+   (signature vec2
+     (parameters
+       (declare (in) vec2 arg0))
+     ((return (expression vec2 round_even (var_ref arg0)))))
+
+   (signature vec3
+     (parameters
+       (declare (in) vec3 arg0))
+     ((return (expression vec3 round_even (var_ref arg0)))))
+
+   (signature vec4
+     (parameters
+       (declare (in) vec4 arg0))
+     ((return (expression vec4 round_even (var_ref arg0)))))
+))
diff --git a/src/glsl/builtins/ir/roundEven b/src/glsl/builtins/ir/roundEven
new file mode 100644
index 0000000000..a9c99b6f44
--- /dev/null
+++ b/src/glsl/builtins/ir/roundEven
@@ -0,0 +1,21 @@
+((function roundEven
+   (signature float
+     (parameters
+       (declare (in) float arg0))
+     ((return (expression float round_even (var_ref arg0)))))
+
+   (signature vec2
+     (parameters
+       (declare (in) vec2 arg0))
+     ((return (expression vec2 round_even (var_ref arg0)))))
+
+   (signature vec3
+     (parameters
+       (declare (in) vec3 arg0))
+     ((return (expression vec3 round_even (var_ref arg0)))))
+
+   (signature vec4
+     (parameters
+       (declare (in) vec4 arg0))
+     ((return (expression vec4 round_even (var_ref arg0)))))
+))
diff --git a/src/glsl/builtins/ir/trunc b/src/glsl/builtins/ir/trunc
new file mode 100644
index 0000000000..d320a2a772
--- /dev/null
+++ b/src/glsl/builtins/ir/trunc
@@ -0,0 +1,21 @@
+((function trunc
+   (signature float
+     (parameters
+       (declare (in) float arg0))
+     ((return (expression float trunc (var_ref arg0)))))
+
+   (signature vec2
+     (parameters
+       (declare (in) vec2 arg0))
+     ((return (expression vec2 trunc (var_ref arg0)))))
+
+   (signature vec3
+     (parameters
+       (declare (in) vec3 arg0))
+     ((return (expression vec3 trunc (var_ref arg0)))))
+
+   (signature vec4
+     (parameters
+       (declare (in) vec4 arg0))
+     ((return (expression vec4 trunc (var_ref arg0)))))
+))