22 lines
868 B
LLVM
22 lines
868 B
LLVM
; RUN: llc -O0 -mtriple=spirv64-unknown-unknown %s -o - | FileCheck %s
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; RUN: %if spirv-tools %{ llc -O0 -mtriple=spirv64-unknown-unknown %s -o - -filetype=obj | spirv-val %}
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;; Check the bitcast is translated back to bitcast
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; CHECK: Bitcast
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define spir_kernel void @test_fn(ptr addrspace(1) nocapture readonly %src, ptr addrspace(1) nocapture %dst) {
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entry:
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%call = tail call spir_func i64 @_Z13get_global_idj(i32 0)
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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
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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
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ret void
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}
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declare spir_func i64 @_Z13get_global_idj(i32)
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