[PATCH] D24136: [OpenCL] Fix pipe built-in functions return type.

[Alexey Bader via cfe-commits]

This revision was automatically updated to reflect the committed changes.
Closed by commit rL280800: [OpenCL] Fix pipe built-in functions return type. (authored by bader).

Changed prior to commit:
  https://reviews.llvm.org/D24136?vs=70368&id=70516#toc

Repository:
  rL LLVM

https://reviews.llvm.org/D24136

Files:
  cfe/trunk/lib/Sema/SemaChecking.cpp
  cfe/trunk/test/CodeGenOpenCL/pipe_builtin.cl

Index: cfe/trunk/test/CodeGenOpenCL/pipe_builtin.cl
===================================================================
--- cfe/trunk/test/CodeGenOpenCL/pipe_builtin.cl
+++ cfe/trunk/test/CodeGenOpenCL/pipe_builtin.cl
@@ -59,3 +59,19 @@
   // CHECK: call i32 @__get_pipe_max_packets(%opencl.pipe_t* %{{.*}})
   *ptr = get_pipe_max_packets(p);
 }
+
+void test8(read_only pipe int r, write_only pipe int w, global int *ptr) {
+  // verify that return type is correctly casted to i1 value
+  // CHECK: %[[R:[0-9]+]] = call i32 @__read_pipe_2
+  // CHECK: icmp ne i32 %[[R]], 0
+  if (read_pipe(r, ptr)) *ptr = -1;
+  // CHECK: %[[W:[0-9]+]] = call i32 @__write_pipe_2
+  // CHECK: icmp ne i32 %[[W]], 0
+  if (write_pipe(w, ptr)) *ptr = -1;
+  // CHECK: %[[N:[0-9]+]] = call i32 @__get_pipe_num_packets
+  // CHECK: icmp ne i32 %[[N]], 0
+  if (get_pipe_num_packets(r)) *ptr = -1;
+  // CHECK: %[[M:[0-9]+]] = call i32 @__get_pipe_max_packets
+  // CHECK: icmp ne i32 %[[M]], 0
+  if (get_pipe_max_packets(w)) *ptr = -1;
+}
Index: cfe/trunk/lib/Sema/SemaChecking.cpp
===================================================================
--- cfe/trunk/lib/Sema/SemaChecking.cpp
+++ cfe/trunk/lib/Sema/SemaChecking.cpp
@@ -1020,6 +1020,7 @@
     // check for the argument.
     if (SemaBuiltinRWPipe(*this, TheCall))
       return ExprError();
+    TheCall->setType(Context.IntTy);
     break;
   case Builtin::BIreserve_read_pipe:
   case Builtin::BIreserve_write_pipe:
@@ -1047,6 +1048,7 @@
   case Builtin::BIget_pipe_max_packets:
     if (SemaBuiltinPipePackets(*this, TheCall))
       return ExprError();
+    TheCall->setType(Context.UnsignedIntTy);
     break;
   case Builtin::BIto_global:
   case Builtin::BIto_local:


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