[PATCH] D53809: Fix invalid address space generation for clk_event_t

[Viktoria Maximova via Phabricator via cfe-commits]

vmaksimo created this revision.
vmaksimo added reviewers: Anastasia, yaxunl, AlexeySotkin.
Herald added a subscriber: cfe-commits.

Addrspace(32) was generated when putting 0 in clk_event_t * event_ret parameter for enqueue_kernel function.


Repository:
  rC Clang

https://reviews.llvm.org/D53809

Files:
  lib/CodeGen/CGBuiltin.cpp
  test/CodeGenOpenCL/cl20-device-side-enqueue.cl


Index: test/CodeGenOpenCL/cl20-device-side-enqueue.cl
===================================================================
--- test/CodeGenOpenCL/cl20-device-side-enqueue.cl
+++ test/CodeGenOpenCL/cl20-device-side-enqueue.cl
@@ -106,6 +106,13 @@
                    a[i] = b[i];
                  });
 
+  // COMMON-LABEL: call i32 @__enqueue_kernel_basic_events
+  // COMMON-SAME: (%opencl.queue_t{{.*}}* {{%[0-9]+}}, i32 {{%[0-9]+}}, %struct.ndrange_t* {{.*}}, i32 1, %opencl.clk_event_t{{.*}}* addrspace(4)* {{%[0-9]+}}, %opencl.clk_event_t{{.*}}* addrspace(4)* null,
+  enqueue_kernel(default_queue, flags, ndrange, 1, &event_wait_list, 0,
+                 ^(void) {
+                   return;
+                 });
+
   // Emits global block literal [[BLG1]] and block kernel [[INVGK1]].
   // COMMON: [[DEF_Q:%[0-9]+]] = load %opencl.queue_t{{.*}}*, %opencl.queue_t{{.*}}** %default_queue
   // COMMON: [[FLAGS:%[0-9]+]] = load i32, i32* %flags
@@ -390,7 +397,7 @@
 // COMMON: define internal spir_kernel void [[INVGK5]](i8 addrspace(4)*{{.*}}, i8 addrspace(3)*{{.*}})
 // COMMON: define internal spir_kernel void [[INVGK6]](i8 addrspace(4)*, i8 addrspace(3)*, i8 addrspace(3)*, i8 addrspace(3)*) #{{[0-9]+}} {
 // COMMON: entry:
-// COMMON:  call void @__device_side_enqueue_block_invoke_8(i8 addrspace(4)* %0, i8 addrspace(3)* %1, i8 addrspace(3)* %2, i8 addrspace(3)* %3)
+// COMMON:  call void @__device_side_enqueue_block_invoke_9(i8 addrspace(4)* %0, i8 addrspace(3)* %1, i8 addrspace(3)* %2, i8 addrspace(3)* %3)
 // COMMON:  ret void
 // COMMON: }
 // COMMON: define internal spir_kernel void [[INVGK7]](i8 addrspace(4)*{{.*}}, i8 addrspace(3)*{{.*}})
Index: lib/CodeGen/CGBuiltin.cpp
===================================================================
--- lib/CodeGen/CGBuiltin.cpp
+++ lib/CodeGen/CGBuiltin.cpp
@@ -3460,7 +3460,9 @@
       llvm::Value *ClkEvent = EmitScalarExpr(E->getArg(5));
       // Convert to generic address space.
       EventList = Builder.CreatePointerCast(EventList, EventPtrTy);
-      ClkEvent = Builder.CreatePointerCast(ClkEvent, EventPtrTy);
+      ClkEvent = ClkEvent->getType()->isIntegerTy()
+                   ? Builder.CreateBitOrPointerCast(ClkEvent, EventPtrTy)
+                   : Builder.CreatePointerCast(ClkEvent, EventPtrTy);
       auto Info =
           CGM.getOpenCLRuntime().emitOpenCLEnqueuedBlock(*this, E->getArg(6));
       llvm::Value *Kernel =


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