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[Backport to 14] SPIRVReader: Add OpCopyMemory support (KhronosGroup#…
…2779) (KhronosGroup#2811) Add support for translating `OpCopyMemory` into `llvm.memcpy`. Fixes KhronosGroup#2769 (cherry picked from commit 8dc0349)
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; Check SPIRVReader support for OpCopyMemory. | ||
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; REQUIRES: spirv-as | ||
; RUN: spirv-as --target-env spv1.0 -o %t.spv %s | ||
; RUN: spirv-val %t.spv | ||
; RUN: llvm-spirv -r %t.spv -o %t.rev.bc | ||
; RUN: llvm-dis %t.rev.bc -o - | FileCheck %s | ||
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OpCapability Addresses | ||
OpCapability Int16 | ||
OpCapability Kernel | ||
OpMemoryModel Physical64 OpenCL | ||
OpEntryPoint Kernel %kernel "copymemory" | ||
OpName %pStruct "pStruct" | ||
OpName %dstStruct "dstStruct" | ||
OpName %pShort "pShort" | ||
OpName %dstShort "dstShort" | ||
OpName %pInt "pInt" | ||
OpName %dstInt "dstInt" | ||
%ushort = OpTypeInt 16 0 | ||
%uint = OpTypeInt 32 0 | ||
%struct = OpTypeStruct %ushort %uint %ushort | ||
%void = OpTypeVoid | ||
%gptr_struct = OpTypePointer CrossWorkgroup %struct | ||
%pptr_struct = OpTypePointer Function %struct | ||
%gptr_short = OpTypePointer CrossWorkgroup %ushort | ||
%pptr_short = OpTypePointer Function %ushort | ||
%gptr_int = OpTypePointer CrossWorkgroup %uint | ||
%pptr_int = OpTypePointer Function %uint | ||
%kernel_sig = OpTypeFunction %void %gptr_short %gptr_int %gptr_struct | ||
%ushort_42 = OpConstant %ushort 42 | ||
%uint_4242 = OpConstant %uint 4242 | ||
%struct_init = OpConstantComposite %struct %ushort_42 %uint_4242 %ushort_42 | ||
%kernel = OpFunction %void None %kernel_sig | ||
%dstShort = OpFunctionParameter %gptr_short | ||
%dstInt = OpFunctionParameter %gptr_int | ||
%dstStruct = OpFunctionParameter %gptr_struct | ||
%entry = OpLabel | ||
%pShort = OpVariable %pptr_short Function %ushort_42 | ||
%pInt = OpVariable %pptr_int Function %uint_4242 | ||
%pStruct = OpVariable %pptr_struct Function %struct_init | ||
OpCopyMemory %dstShort %pShort | ||
OpCopyMemory %dstInt %pInt | ||
OpCopyMemory %dstStruct %pStruct | ||
OpReturn | ||
OpFunctionEnd | ||
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; CHECK-LABEL: define spir_kernel void @copymemory(i16 addrspace(1)* %dstShort, i32 addrspace(1)* %dstInt, %structtype addrspace(1)* %dstStruct) | ||
; CHECK: %1 = bitcast i16 addrspace(1)* %dstShort to i8 addrspace(1)* | ||
; CHECK: call void @llvm.memcpy.p1i8.p0i8.i64(i8 addrspace(1)* %1, i8* bitcast (i16* @pShort to i8*), i64 2, i1 false) | ||
; CHECK: %2 = bitcast i32 addrspace(1)* %dstInt to i8 addrspace(1)* | ||
; CHECK: call void @llvm.memcpy.p1i8.p0i8.i64(i8 addrspace(1)* %2, i8* bitcast (i32* @pInt to i8*), i64 4, i1 false) | ||
; CHECK: %3 = bitcast %structtype addrspace(1)* %dstStruct to i8 addrspace(1)* | ||
; CHECK: call void @llvm.memcpy.p1i8.p0i8.i64(i8 addrspace(1)* %3, i8* bitcast (%structtype* @pStruct to i8*), i64 12, i1 false) |