37 lines
1.5 KiB
LLVM
37 lines
1.5 KiB
LLVM
; RUN: llc -verify-machineinstrs -O0 -mtriple=spirv-pc-vulkan1.3-library %s -o - | FileCheck %s
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; RUN: %if spirv-tools %{ llc -O0 -mtriple=spirv-pc-vulkan1.3-library %s -o - -filetype=obj | spirv-val %}
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%struct.Simple = type { i32, float, i64 }
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; CHECK-DAG: %[[#int:]] = OpTypeInt 32 0
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; CHECK-DAG: %[[#float:]] = OpTypeFloat 32
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; CHECK-DAG: %[[#long:]] = OpTypeInt 64 0
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; CHECK-DAG: %[[#struct:]] = OpTypeStruct %[[#int]] %[[#float]] %[[#long]]
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; CHECK-DAG: %[[#ptr_struct:]] = OpTypePointer Function %[[#struct]]
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; CHECK-DAG: %[[#ptr_float:]] = OpTypePointer Function %[[#float]]
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; CHECK-DAG: %[[#idx_1:]] = OpConstant %[[#int]] 1
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define spir_func void @struct_access(ptr %s, ptr %out) convergent {
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entry:
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%0 = call token @llvm.experimental.convergence.entry()
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; CHECK: %[[#s_var:]] = OpFunctionParameter %[[#ptr_struct]]
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; CHECK: %[[#out_var:]] = OpFunctionParameter %[[#ptr_float]]
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%1 = call ptr (ptr, ...) @llvm.structured.gep.p0(ptr elementtype(%struct.Simple) %s, i32 1)
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; CHECK: %[[#ptr_field:]] = OpInBoundsAccessChain %[[#ptr_float]] %[[#s_var]] %[[#idx_1]]
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%2 = load float, ptr %1, align 4
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; CHECK: %[[#val:]] = OpLoad %[[#float]] %[[#ptr_field]]
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store float %2, ptr %out, align 4
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; CHECK: OpStore %[[#out_var]] %[[#val]]
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ret void
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}
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declare token @llvm.experimental.convergence.entry() #1
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declare ptr @llvm.structured.gep.p0(ptr, ...) #3
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attributes #1 = { convergent nocallback nofree nosync nounwind willreturn memory(none) }
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attributes #3 = { nocallback nofree nosync nounwind speculatable willreturn memory(none) }
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