commit 31b5fc624ac6cc24df7944dac7f2298fc6cdff9c
author Olli Etuaho <oetuaho@nvidia.com> Fri Jan 16 12:13:36 2015 +0200
committer Olli Etuaho <oetuaho@nvidia.com> Tue Jan 20 14:57:32 2015 +0000
tree 382f41b9f243205e6930d082a49af619e1625f90
parent 3940a453440ee3b5e22d229d9f45498b8b2486d8

Add support for bitwise operations in ESSL3

Add support for <<, >>, &, |, ^, and their compound assignment variants
<<=, >>=, &=, |=, ^=. Also add support for bitwise not (~).

BUG=angle:870

Change-Id: I5e6a835409589556d5d58d58078fdf505cfd8da5
Reviewed-on: https://chromium-review.googlesource.com/241850
Tested-by: Olli Etuaho <oetuaho@nvidia.com>
Reviewed-by: Jamie Madill <jmadill@chromium.org>
Reviewed-by: Geoff Lang <geofflang@chromium.org>

src/compiler/translator/OutputGLSLBase.cpp

diff --git a/src/compiler/translator/OutputGLSLBase.cpp b/src/compiler/translator/OutputGLSLBase.cpp
index e367a44..b98f5d5 100644
--- a/src/compiler/translator/OutputGLSLBase.cpp
+++ b/src/compiler/translator/OutputGLSLBase.cpp
@@ -234,6 +234,21 @@
       case EOpMatrixTimesMatrixAssign:
         writeTriplet(visit, "(", " *= ", ")");
         break;
+      case EOpBitShiftLeftAssign:
+        writeTriplet(visit, "(", " <<= ", ")");
+        break;
+      case EOpBitShiftRightAssign:
+        writeTriplet(visit, "(", " >>= ", ")");
+        break;
+      case EOpBitwiseAndAssign:
+        writeTriplet(visit, "(", " &= ", ")");
+        break;
+      case EOpBitwiseXorAssign:
+        writeTriplet(visit, "(", " ^= ", ")");
+        break;
+      case EOpBitwiseOrAssign:
+        writeTriplet(visit, "(", " |= ", ")");
+        break;
 
       case EOpIndexDirect:
         writeTriplet(visit, NULL, "[", "]");
@@ -346,6 +361,22 @@
       case EOpMod:
         writeTriplet(visit, "(", " % ", ")");
         break;
+      case EOpBitShiftLeft:
+        writeTriplet(visit, "(", " << ", ")");
+        break;
+      case EOpBitShiftRight:
+        writeTriplet(visit, "(", " >> ", ")");
+        break;
+      case EOpBitwiseAnd:
+        writeTriplet(visit, "(", " & ", ")");
+        break;
+      case EOpBitwiseXor:
+        writeTriplet(visit, "(", " ^ ", ")");
+        break;
+      case EOpBitwiseOr:
+        writeTriplet(visit, "(", " | ", ")");
+        break;
+
       case EOpEqual:
         writeTriplet(visit, "(", " == ", ")");
         break;
@@ -401,6 +432,7 @@
       case EOpPositive: preString = "(+"; break;
       case EOpVectorLogicalNot: preString = "not("; break;
       case EOpLogicalNot: preString = "(!"; break;
+      case EOpBitwiseNot: preString = "(~"; break;
 
       case EOpPostIncrement: preString = "("; postString = "++)"; break;
       case EOpPostDecrement: preString = "("; postString = "--)"; break;