r278234 - [OpenCL] Change block descriptor address space to constant.
Hans Wennborg via cfe-commits
cfe-commits at lists.llvm.org
Wed Aug 10 10:42:30 PDT 2016
Merged together with r278235 in r278248.
Thanks,
Hans
On Wed, Aug 10, 2016 at 10:25 AM, Anastasia Stulova via cfe-commits
<cfe-commits at lists.llvm.org> wrote:
> Hi Hans,
>
> Is it still possible to merge this change in release 3.9 branch. This is just a minor bug fix we have found with Clang Blocks and only affects OpenCL.
>
> PS, it goes together with a typo fix in the next commit r278235.
>
> Thanks in advance,
> Anastasia
>
> -----Original Message-----
> From: cfe-commits [mailto:cfe-commits-bounces at lists.llvm.org] On Behalf Of Joey Gouly via cfe-commits
> Sent: 10 August 2016 16:57
> To: cfe-commits at lists.llvm.org
> Subject: r278234 - [OpenCL] Change block descriptor address space to constant.
>
> Author: joey
> Date: Wed Aug 10 10:57:02 2016
> New Revision: 278234
>
> URL: http://llvm.org/viewvc/llvm-project?rev=278234&view=rev
> Log:
> [OpenCL] Change block descriptor address space to constant.
>
> The block descriptor is a GlobalVariable in the LLVM IR, so it shouldn't be in the private address space.
>
> Modified:
> cfe/trunk/lib/CodeGen/CGBlocks.cpp
> cfe/trunk/test/CodeGenOpenCL/cl20-device-side-enqueue.cl
>
> Modified: cfe/trunk/lib/CodeGen/CGBlocks.cpp
> URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/lib/CodeGen/CGBlocks.cpp?rev=278234&r1=278233&r2=278234&view=diff
> ==============================================================================
> --- cfe/trunk/lib/CodeGen/CGBlocks.cpp (original)
> +++ cfe/trunk/lib/CodeGen/CGBlocks.cpp Wed Aug 10 10:57:02 2016
> @@ -125,10 +125,15 @@ static llvm::Constant *buildBlockDescrip
>
> llvm::Constant *init = llvm::ConstantStruct::getAnon(elements);
>
> + unsigned AddrSpace = 0;
> + if (C.getLangOpts().OpenCL)
> + AddrSpace = C.getTargetAddressSpace(LangAS::opencl_constant);
> llvm::GlobalVariable *global =
> new llvm::GlobalVariable(CGM.getModule(), init->getType(), true,
> llvm::GlobalValue::InternalLinkage,
> - init, "__block_descriptor_tmp");
> + init, "__block_descriptor_tmp", nullptr,
> + llvm::GlobalValue::NotThreadLocal,
> + AddrSpace);
>
> return llvm::ConstantExpr::getBitCast(global, CGM.getBlockDescriptorType()); } @@ -927,7 +932,10 @@ llvm::Type *CodeGenModule::getBlockDescr
> UnsignedLongTy, UnsignedLongTy, nullptr);
>
> // Now form a pointer to that.
> - BlockDescriptorType = llvm::PointerType::getUnqual(BlockDescriptorType);
> + unsigned AddrSpace = 0;
> + if (getLangOpts().OpenCL)
> + AddrSpace =
> + getContext().getTargetAddressSpace(LangAS::opencl_constant);
> + BlockDescriptorType = llvm::PointerType::get(BlockDescriptorType,
> + AddrSpace);
> return BlockDescriptorType;
> }
>
>
> Modified: cfe/trunk/test/CodeGenOpenCL/cl20-device-side-enqueue.cl
> URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/test/CodeGenOpenCL/cl20-device-side-enqueue.cl?rev=278234&r1=278233&r2=278234&view=diff
> ==============================================================================
> --- cfe/trunk/test/CodeGenOpenCL/cl20-device-side-enqueue.cl (original)
> +++ cfe/trunk/test/CodeGenOpenCL/cl20-device-side-enqueue.cl Wed Aug 10
> +++ 10:57:02 2016
> @@ -5,7 +5,7 @@ typedef void (^bl_t)(local void *); const bl_t block_G = (bl_t) ^ (local void *a) {};
>
> kernel void device_side_enqueue(global int *a, global int *b, int i) {
> - // CHECK: %default_queue = alloca %opencl.queue_t*
> + // CHECK: %deafault_queue = alloca %opencl.queue_t*
> queue_t default_queue;
> // CHECK: %flags = alloca i32
> unsigned flags = 0;
> @@ -21,7 +21,7 @@ kernel void device_side_enqueue(global i
> // CHECK: [[DEF_Q:%[0-9]+]] = load %opencl.queue_t*, %opencl.queue_t** %default_queue
> // CHECK: [[FLAGS:%[0-9]+]] = load i32, i32* %flags
> // CHECK: [[NDR:%[0-9]+]] = load %opencl.ndrange_t*, %opencl.ndrange_t** %ndrange
> - // CHECK: [[BL:%[0-9]+]] = bitcast <{ i8*, i32, i32, i8*, %struct.__block_descriptor*, i32{{.*}}, i32{{.*}}, i32{{.*}} }>* %block to void ()*
> + // CHECK: [[BL:%[0-9]+]] = bitcast <{ i8*, i32, i32, i8*,
> + %struct.__block_descriptor addrspace(3)*, i32{{.*}}, i32{{.*}},
> + i32{{.*}} }>* %block to void ()*
> // CHECK: [[BL_I8:%[0-9]+]] = bitcast void ()* [[BL]] to i8*
> // CHECK: call i32 @__enqueue_kernel_basic(%opencl.queue_t* [[DEF_Q]], i32 [[FLAGS]], %opencl.ndrange_t* [[NDR]], i8* [[BL_I8]])
> enqueue_kernel(default_queue, flags, ndrange, @@ -32,7 +32,7 @@ kernel void device_side_enqueue(global i
> // CHECK: [[DEF_Q:%[0-9]+]] = load %opencl.queue_t*, %opencl.queue_t** %default_queue
> // CHECK: [[FLAGS:%[0-9]+]] = load i32, i32* %flags
> // CHECK: [[NDR:%[0-9]+]] = load %opencl.ndrange_t*, %opencl.ndrange_t** %ndrange
> - // CHECK: [[BL:%[0-9]+]] = bitcast <{ i8*, i32, i32, i8*, %struct.__block_descriptor*, i32{{.*}}, i32{{.*}}, i32{{.*}} }>* %block3 to void ()*
> + // CHECK: [[BL:%[0-9]+]] = bitcast <{ i8*, i32, i32, i8*,
> + %struct.__block_descriptor addrspace(3)*, i32{{.*}}, i32{{.*}},
> + i32{{.*}} }>* %block3 to void ()*
> // CHECK: [[BL_I8:%[0-9]+]] = bitcast void ()* [[BL]] to i8*
> // CHECK: call i32 @__enqueue_kernel_basic_events(%opencl.queue_t* [[DEF_Q]], i32 [[FLAGS]], %opencl.ndrange_t* [[NDR]], i32 2, %opencl.clk_event_t** %event_wait_list, %opencl.clk_event_t** %clk_event, i8* [[BL_I8]])
> enqueue_kernel(default_queue, flags, ndrange, 2, &event_wait_list, &clk_event, @@ -43,7 +43,7 @@ kernel void device_side_enqueue(global i
> // CHECK: [[DEF_Q:%[0-9]+]] = load %opencl.queue_t*, %opencl.queue_t** %default_queue
> // CHECK: [[FLAGS:%[0-9]+]] = load i32, i32* %flags
> // CHECK: [[NDR:%[0-9]+]] = load %opencl.ndrange_t*, %opencl.ndrange_t** %ndrange
> - // CHECK: call i32 (%opencl.queue_t*, i32, %opencl.ndrange_t*, i8*, i32, ...) @__enqueue_kernel_vaargs(%opencl.queue_t* [[DEF_Q]], i32 [[FLAGS]], %opencl.ndrange_t* [[NDR]], i8* bitcast ({ i8**, i32, i32, i8*, %struct.__block_descriptor* }* @__block_literal_global{{(.[0-9]+)?}} to i8*), i32 1, i32 256)
> + // CHECK: call i32 (%opencl.queue_t*, i32, %opencl.ndrange_t*, i8*,
> + i32, ...) @__enqueue_kernel_vaargs(%opencl.queue_t* [[DEF_Q]], i32
> + [[FLAGS]], %opencl.ndrange_t* [[NDR]], i8* bitcast ({ i8**, i32, i32,
> + i8*, %struct.__block_descriptor addrspace(3)* }*
> + @__block_literal_global{{(.[0-9]+)?}} to i8*), i32 1, i32 256)
> enqueue_kernel(default_queue, flags, ndrange,
> ^(local void *p) {
> return;
> @@ -54,7 +54,7 @@ kernel void device_side_enqueue(global i
> // CHECK: [[FLAGS:%[0-9]+]] = load i32, i32* %flags
> // CHECK: [[NDR:%[0-9]+]] = load %opencl.ndrange_t*, %opencl.ndrange_t** %ndrange
> // CHECK: [[SIZE:%[0-9]+]] = zext i8 {{%[0-9]+}} to i32
> - // CHECK: call i32 (%opencl.queue_t*, i32, %opencl.ndrange_t*, i8*, i32, ...) @__enqueue_kernel_vaargs(%opencl.queue_t* [[DEF_Q]], i32 [[FLAGS]], %opencl.ndrange_t* [[NDR]], i8* bitcast ({ i8**, i32, i32, i8*, %struct.__block_descriptor* }* @__block_literal_global{{(.[0-9]+)?}} to i8*), i32 1, i32 [[SIZE]])
> + // CHECK: call i32 (%opencl.queue_t*, i32, %opencl.ndrange_t*, i8*,
> + i32, ...) @__enqueue_kernel_vaargs(%opencl.queue_t* [[DEF_Q]], i32
> + [[FLAGS]], %opencl.ndrange_t* [[NDR]], i8* bitcast ({ i8**, i32, i32,
> + i8*, %struct.__block_descriptor addrspace(3)* }*
> + @__block_literal_global{{(.[0-9]+)?}} to i8*), i32 1, i32 [[SIZE]])
> enqueue_kernel(default_queue, flags, ndrange,
> ^(local void *p) {
> return;
> @@ -65,7 +65,7 @@ kernel void device_side_enqueue(global i
> // CHECK: [[FLAGS:%[0-9]+]] = load i32, i32* %flags
> // CHECK: [[NDR:%[0-9]+]] = load %opencl.ndrange_t*, %opencl.ndrange_t** %ndrange
> // CHECK: [[AD:%arraydecay[0-9]*]] = getelementptr inbounds [1 x %opencl.clk_event_t*], [1 x %opencl.clk_event_t*]* %event_wait_list2, i32 0, i32 0
> - // CHECK: call i32 (%opencl.queue_t*, i32, %opencl.ndrange_t*, i32, %opencl.clk_event_t**, %opencl.clk_event_t**, i8*, i32, ...) @__enqueue_kernel_events_vaargs(%opencl.queue_t* [[DEF_Q]], i32 [[FLAGS]], %opencl.ndrange_t* [[NDR]], i32 2, %opencl.clk_event_t** [[AD]], %opencl.clk_event_t** %clk_event, i8* bitcast ({ i8**, i32, i32, i8*, %struct.__block_descriptor* }* @__block_literal_global{{(.[0-9]+)?}} to i8*), i32 1, i32 256)
> + // CHECK: call i32 (%opencl.queue_t*, i32, %opencl.ndrange_t*, i32,
> + %opencl.clk_event_t**, %opencl.clk_event_t**, i8*, i32, ...)
> + @__enqueue_kernel_events_vaargs(%opencl.queue_t* [[DEF_Q]], i32
> + [[FLAGS]], %opencl.ndrange_t* [[NDR]], i32 2, %opencl.clk_event_t**
> + [[AD]], %opencl.clk_event_t** %clk_event, i8* bitcast ({ i8**, i32,
> + i32, i8*, %struct.__block_descriptor addrspace(3)* }*
> + @__block_literal_global{{(.[0-9]+)?}} to i8*), i32 1, i32 256)
> enqueue_kernel(default_queue, flags, ndrange, 2, event_wait_list2, &clk_event,
> ^(local void *p) {
> return;
> @@ -77,7 +77,7 @@ kernel void device_side_enqueue(global i
> // CHECK: [[NDR:%[0-9]+]] = load %opencl.ndrange_t*, %opencl.ndrange_t** %ndrange
> // CHECK: [[AD:%arraydecay[0-9]*]] = getelementptr inbounds [1 x %opencl.clk_event_t*], [1 x %opencl.clk_event_t*]* %event_wait_list2, i32 0, i32 0
> // CHECK: [[SIZE:%[0-9]+]] = zext i8 {{%[0-9]+}} to i32
> - // CHECK: call i32 (%opencl.queue_t*, i32, %opencl.ndrange_t*, i32, %opencl.clk_event_t**, %opencl.clk_event_t**, i8*, i32, ...) @__enqueue_kernel_events_vaargs(%opencl.queue_t* [[DEF_Q]], i32 [[FLAGS]], %opencl.ndrange_t* [[NDR]], i32 2, %opencl.clk_event_t** [[AD]], %opencl.clk_event_t** %clk_event, i8* bitcast ({ i8**, i32, i32, i8*, %struct.__block_descriptor* }* @__block_literal_global{{(.[0-9]+)?}} to i8*), i32 1, i32 [[SIZE]])
> + // CHECK: call i32 (%opencl.queue_t*, i32, %opencl.ndrange_t*, i32,
> + %opencl.clk_event_t**, %opencl.clk_event_t**, i8*, i32, ...)
> + @__enqueue_kernel_events_vaargs(%opencl.queue_t* [[DEF_Q]], i32
> + [[FLAGS]], %opencl.ndrange_t* [[NDR]], i32 2, %opencl.clk_event_t**
> + [[AD]], %opencl.clk_event_t** %clk_event, i8* bitcast ({ i8**, i32,
> + i32, i8*, %struct.__block_descriptor addrspace(3)* }*
> + @__block_literal_global{{(.[0-9]+)?}} to i8*), i32 1, i32 [[SIZE]])
> enqueue_kernel(default_queue, flags, ndrange, 2, event_wait_list2, &clk_event,
> ^(local void *p) {
> return;
>
>
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