1; RUN: opt < %s -nvptx-lower-kernel-args -S | FileCheck %s 2; RUN: llc < %s -march=nvptx64 -mcpu=sm_35 | FileCheck %s --check-prefix PTX 3 4target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v16:16:16-v32:32:32-v64:64:64-v128:128:128-n16:32:64" 5target triple = "nvptx64-unknown-unknown" 6 7%struct.S = type { i32, i32 } 8 9; Function Attrs: nounwind 10define void @_Z11TakesStruct1SPi(%struct.S* byval nocapture readonly %input, i32* nocapture %output) #0 { 11entry: 12; CHECK-LABEL: @_Z11TakesStruct1SPi 13; PTX-LABEL: .visible .entry _Z11TakesStruct1SPi( 14; CHECK: addrspacecast %struct.S* %input to %struct.S addrspace(101)* 15 %b = getelementptr inbounds %struct.S, %struct.S* %input, i64 0, i32 1 16 %0 = load i32, i32* %b, align 4 17; PTX-NOT: ld.param.u32 {{%r[0-9]+}}, [{{%rd[0-9]+}}] 18; PTX: ld.param.u32 [[value:%r[0-9]+]], [{{%rd[0-9]+}}+4] 19 store i32 %0, i32* %output, align 4 20; PTX-NEXT: st.global.u32 [{{%rd[0-9]+}}], [[value]] 21 ret void 22} 23 24attributes #0 = { nounwind "less-precise-fpmad"="false" "no-frame-pointer-elim"="false" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "stack-protector-buffer-size"="8" "unsafe-fp-math"="false" "use-soft-float"="false" } 25 26!nvvm.annotations = !{!0} 27 28!0 = !{void (%struct.S*, i32*)* @_Z11TakesStruct1SPi, !"kernel", i32 1} 29