Mesa (master): glsl: Add bitcast_i2f() to ir_builder.

[Matt Turner]

Module: Mesa
Branch: master
Commit: 6bfb1a8344d58aa47a28cff87f508088233e70f6
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=6bfb1a8344d58aa47a28cff87f508088233e70f6

Author: Matt Turner <mattst88 at gmail.com>
Date:   Sat Aug  3 11:33:49 2013 -0700

glsl: Add bitcast_i2f() to ir_builder.

Reviewed-by: Kenneth Graunke <kenneth at whitecape.org>
Reviewed-by: Chad Versace <chad.versace at linux.intel.com>

---

 src/glsl/ir_builder.cpp |   24 ++++++++++++++++++++++++
 src/glsl/ir_builder.h   |    4 ++++
 2 files changed, 28 insertions(+), 0 deletions(-)

diff --git a/src/glsl/ir_builder.cpp b/src/glsl/ir_builder.cpp
index 8fb30a0..5e1da17 100644
--- a/src/glsl/ir_builder.cpp
+++ b/src/glsl/ir_builder.cpp
@@ -304,12 +304,24 @@ f2i(operand a)
 }
 
 ir_expression*
+bitcast_f2i(operand a)
+{
+   return expr(ir_unop_bitcast_f2i, a);
+}
+
+ir_expression*
 i2f(operand a)
 {
    return expr(ir_unop_i2f, a);
 }
 
 ir_expression*
+bitcast_i2f(operand a)
+{
+   return expr(ir_unop_bitcast_i2f, a);
+}
+
+ir_expression*
 i2u(operand a)
 {
    return expr(ir_unop_i2u, a);
@@ -328,11 +340,23 @@ f2u(operand a)
 }
 
 ir_expression*
+bitcast_f2u(operand a)
+{
+   return expr(ir_unop_bitcast_f2u, a);
+}
+
+ir_expression*
 u2f(operand a)
 {
    return expr(ir_unop_u2f, a);
 }
 
+ir_expression*
+bitcast_u2f(operand a)
+{
+   return expr(ir_unop_bitcast_u2f, a);
+}
+
 ir_if*
 if_tree(operand condition,
         ir_instruction *then_branch)
diff --git a/src/glsl/ir_builder.h b/src/glsl/ir_builder.h
index 690ac74..59985be 100644
--- a/src/glsl/ir_builder.h
+++ b/src/glsl/ir_builder.h
@@ -151,9 +151,13 @@ ir_expression *lshift(operand a, operand b);
 ir_expression *rshift(operand a, operand b);
 
 ir_expression *f2i(operand a);
+ir_expression *bitcast_f2i(operand a);
 ir_expression *i2f(operand a);
+ir_expression *bitcast_i2f(operand a);
 ir_expression *f2u(operand a);
+ir_expression *bitcast_f2u(operand a);
 ir_expression *u2f(operand a);
+ir_expression *bitcast_u2f(operand a);
 ir_expression *i2u(operand a);
 ir_expression *u2i(operand a);