57 lines
2.3 KiB
LLVM
57 lines
2.3 KiB
LLVM
; ModuleID = 'bitcast.bc'
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target datalayout = "e-i64:64-v16:16-v24:32-v32:32-v48:64-v96:128-v192:256-v256:256-v512:512-v1024:1024"
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target triple = "spir64-unknown-unknown"
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; RUN: llvm-as %s -o %t.bc
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; RUN: llvm-spirv %t.bc -o %t.spv
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; RUN: spirv-val %t.spv
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; RUN: llvm-spirv -r %t.spv -o %t.bc
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; RUN: llvm-dis < %t.bc | FileCheck %s
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; Check the bitcast is translated back to bitcast
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; CHECK: bitcast
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; Function Attrs: nounwind
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define spir_kernel void @test_fn(ptr addrspace(1) captures(none) readonly %src, ptr addrspace(1) captures(none) %dst) #0 !kernel_arg_addr_space !1 !kernel_arg_access_qual !2 !kernel_arg_type !3 !kernel_arg_base_type !5 !kernel_arg_type_qual !4 {
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entry:
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%call = tail call spir_func i64 @_Z13get_global_idj(i32 0) #2
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%sext = shl i64 %call, 32
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%idxprom = ashr exact i64 %sext, 32
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%arrayidx = getelementptr inbounds <2 x i8>, ptr addrspace(1) %src, i64 %idxprom
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%0 = load <2 x i8>, ptr addrspace(1) %arrayidx, align 2, !tbaa !9
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%astype = bitcast <2 x i8> %0 to i16
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%arrayidx2 = getelementptr inbounds i16, ptr addrspace(1) %dst, i64 %idxprom
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store i16 %astype, ptr addrspace(1) %arrayidx2, align 2, !tbaa !12
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ret void
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}
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; Function Attrs: nounwind
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declare spir_func i64 @_Z13get_global_idj(i32) #1
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attributes #0 = { nounwind "less-precise-fpmad"="false" "no-frame-pointer-elim"="false" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "no-realign-stack" "stack-protector-buffer-size"="8" "unsafe-fp-math"="false" "use-soft-float"="false" }
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attributes #1 = { nounwind "less-precise-fpmad"="false" "no-frame-pointer-elim"="false" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "no-realign-stack" "stack-protector-buffer-size"="8" "unsafe-fp-math"="false" "use-soft-float"="false" }
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attributes #2 = { nounwind }
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!opencl.enable.FP_CONTRACT = !{}
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!opencl.spir.version = !{!6}
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!opencl.ocl.version = !{!6}
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!opencl.used.extensions = !{!7}
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!opencl.used.optional.core.features = !{!7}
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!opencl.compiler.options = !{!7}
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!llvm.ident = !{!8}
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!1 = !{i32 1, i32 1}
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!2 = !{!"none", !"none"}
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!3 = !{!"char2*", !"short*"}
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!4 = !{!"", !""}
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!5 = !{!"char2*", !"short*"}
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!6 = !{i32 2, i32 0}
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!7 = !{}
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!8 = !{!"clang version 3.4 "}
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!9 = !{!10, !10, i64 0}
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!10 = !{!"omnipotent char", !11, i64 0}
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!11 = !{!"Simple C/C++ TBAA"}
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!12 = !{!13, !13, i64 0}
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!13 = !{!"short", !10, i64 0}
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