glsl: Add IR lisp for GLSL ES 3.00 pack/unpack functions

For each of the following functions, add a declaration to
builtins/profiles/300es.glsl and create new file
builtins/ir/${funcname}.ir:

  packSnorm2x16  unpackSnorm2x16
  packUnorm2x16  unpackUnorm2x16
  packHalf2x16   unpackHalf2x16

Reviewed-by: Ian Romanick <[email protected]>
Reviewed-by: Matt Tuner <[email protected]>
Signed-off-by: Chad Versace <[email protected]>

6 files changed, 36 insertions, 0 deletions

diff --git a/src/glsl/builtins/ir/packHalf2x16.ir b/src/glsl/builtins/ir/packHalf2x16.ir
new file mode 100644
index 00000000000..2f854071574
--- /dev/null
+++ b/src/glsl/builtins/ir/packHalf2x16.ir
@@ -0,0 +1,6 @@
+((function packHalf2x16
+   (signature uint
+     (parameters
+       (declare (in) vec2 arg0))
+     ((return (expression uint packHalf2x16 (var_ref arg0)))))
+))
diff --git a/src/glsl/builtins/ir/packSnorm2x16.ir b/src/glsl/builtins/ir/packSnorm2x16.ir
new file mode 100644
index 00000000000..b4575d2da3f
--- /dev/null
+++ b/src/glsl/builtins/ir/packSnorm2x16.ir
@@ -0,0 +1,6 @@
+((function packSnorm2x16
+   (signature uint
+     (parameters
+       (declare (in) vec2 arg0))
+     ((return (expression uint packSnorm2x16 (var_ref arg0)))))
+))
diff --git a/src/glsl/builtins/ir/packUnorm2x16.ir b/src/glsl/builtins/ir/packUnorm2x16.ir
new file mode 100644
index 00000000000..c809f2d7046
--- /dev/null
+++ b/src/glsl/builtins/ir/packUnorm2x16.ir
@@ -0,0 +1,6 @@
+((function packUnorm2x16
+   (signature uint
+     (parameters
+       (declare (in) vec2 arg0))
+     ((return (expression uint packUnorm2x16 (var_ref arg0)))))
+))
diff --git a/src/glsl/builtins/ir/unpackHalf2x16.ir b/src/glsl/builtins/ir/unpackHalf2x16.ir
new file mode 100644
index 00000000000..f5b6fc23783
--- /dev/null
+++ b/src/glsl/builtins/ir/unpackHalf2x16.ir
@@ -0,0 +1,6 @@
+((function unpackHalf2x16
+   (signature vec2
+     (parameters
+       (declare (in) uint arg0))
+     ((return (expression vec2 unpackHalf2x16 (var_ref arg0)))))
+))
diff --git a/src/glsl/builtins/ir/unpackSnorm2x16.ir b/src/glsl/builtins/ir/unpackSnorm2x16.ir
new file mode 100644
index 00000000000..9092a063877
--- /dev/null
+++ b/src/glsl/builtins/ir/unpackSnorm2x16.ir
@@ -0,0 +1,6 @@
+((function unpackSnorm2x16
+   (signature vec2
+     (parameters
+       (declare (in) uint arg0))
+     ((return (expression vec2 unpackSnorm2x16 (var_ref arg0)))))
+))
diff --git a/src/glsl/builtins/ir/unpackUnorm2x16.ir b/src/glsl/builtins/ir/unpackUnorm2x16.ir
new file mode 100644
index 00000000000..935dc85821d
--- /dev/null
+++ b/src/glsl/builtins/ir/unpackUnorm2x16.ir
@@ -0,0 +1,6 @@
+((function unpackUnorm2x16
+   (signature vec2
+     (parameters
+       (declare (in) uint arg0))
+     ((return (expression vec2 unpackUnorm2x16 (var_ref arg0)))))
+))