29 lines
1.3 KiB
LLVM
29 lines
1.3 KiB
LLVM
; RUN: llc < %s -march=nvptx -mcpu=sm_50 -verify-machineinstrs | FileCheck %s
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; RUN: %if ptxas %{ llc < %s -march=nvptx -mcpu=sm_50 -verify-machineinstrs | %ptxas-verify %}
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; calls with a bitcasted function symbol should be fine, but in combination with
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; a byval attribute were causing a segfault during isel. This testcase was
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; reduced from a SYCL kernel using aggregate types which ended up being passed
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; `byval`
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target datalayout = "e-i64:64-i128:128-v16:16-v32:32-n16:32:64"
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target triple = "nvptx64-nvidia-cuda"
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%"class.complex" = type { %"class.sycl::_V1::detail::half_impl::half", %"class.sycl::_V1::detail::half_impl::half" }
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%"class.sycl::_V1::detail::half_impl::half" = type { half }
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%complex_half = type { half, half }
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define weak_odr void @foo() {
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entry:
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%call.i.i.i = tail call %"class.complex" bitcast (%complex_half ()* @_Z20__spirv_GroupCMulKHRjjN5__spv12complex_halfE to %"class.complex" (i32, i32, %"class.complex"*)*)(i32 0, i32 0, %"class.complex"* byval(%"class.complex") null)
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ret void
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}
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declare %complex_half @_Z20__spirv_GroupCMulKHRjjN5__spv12complex_halfE()
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; CHECK: .param .align 4 .b8 param2[4];
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; CHECK: st.param.v2.b16 [param2+0], {%h2, %h1};
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; CHECK: .param .align 2 .b8 retval0[4];
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; CHECK: call.uni (retval0),
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; CHECK-NEXT: _Z20__spirv_GroupCMulKHRjjN5__spv12complex_halfE,
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