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- ; RUN: opt < %s -nvptx-lower-kernel-args -S | FileCheck %s
- ; RUN: llc < %s -march=nvptx64 -mcpu=sm_35 | FileCheck %s --check-prefix PTX
- target 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"
- target triple = "nvptx64-unknown-unknown"
- %struct.S = type { i32, i32 }
- ; Function Attrs: nounwind
- define void @_Z11TakesStruct1SPi(%struct.S* byval nocapture readonly %input, i32* nocapture %output) #0 {
- entry:
- ; CHECK-LABEL: @_Z11TakesStruct1SPi
- ; PTX-LABEL: .visible .entry _Z11TakesStruct1SPi(
- ; CHECK: addrspacecast %struct.S* %input to %struct.S addrspace(101)*
- %b = getelementptr inbounds %struct.S, %struct.S* %input, i64 0, i32 1
- %0 = load i32, i32* %b, align 4
- ; PTX-NOT: ld.param.u32 {{%r[0-9]+}}, [{{%rd[0-9]+}}]
- ; PTX: ld.param.u32 [[value:%r[0-9]+]], [{{%rd[0-9]+}}+4]
- store i32 %0, i32* %output, align 4
- ; PTX-NEXT: st.global.u32 [{{%rd[0-9]+}}], [[value]]
- ret void
- }
- attributes #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" }
- !nvvm.annotations = !{!0}
- !0 = !{void (%struct.S*, i32*)* @_Z11TakesStruct1SPi, !"kernel", i32 1}
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