test/CodeGen/NVPTX/surf-write-cuda.ll

; RUN: llc < %s -march=nvptx64 -mcpu=sm_20 -verify-machineinstrs | FileCheck %s --check-prefix=SM20
; RUN: llc < %s -march=nvptx64 -mcpu=sm_30 -verify-machineinstrs | FileCheck %s --check-prefix=SM30
; RUN: %if ptxas %{ llc < %s -march=nvptx64 -mcpu=sm_20 -verify-machineinstrs | %ptxas-verify %}
; RUN: %if ptxas %{ llc < %s -march=nvptx64 -mcpu=sm_30 -verify-machineinstrs | %ptxas-verify %}

target triple = "nvptx-unknown-cuda"

declare void @llvm.nvvm.sust.b.1d.i32.trap(i64, i32, i32)
declare i64 @llvm.nvvm.texsurf.handle.internal.p1(ptr addrspace(1))


; SM20-LABEL: .entry foo
; SM30-LABEL: .entry foo
define void @foo(i64 %img, i32 %val, i32 %idx) {
; SM20: ld.param.u64    %rd[[SURFREG:[0-9]+]], [foo_param_0];
; SM20: sust.b.1d.b32.trap [%rd[[SURFREG]], {%r{{[0-9]+}}}], {%r{{[0-9]+}}}
; SM30: ld.param.u64    %rd[[SURFREG:[0-9]+]], [foo_param_0];
; SM30: sust.b.1d.b32.trap [%rd[[SURFREG]], {%r{{[0-9]+}}}], {%r{{[0-9]+}}}
  tail call void @llvm.nvvm.sust.b.1d.i32.trap(i64 %img, i32 %idx, i32 %val)
  ret void
}


@surf0 = internal addrspace(1) global i64 0, align 8



; SM20-LABEL: .entry bar
; SM30-LABEL: .entry bar
define void @bar(i32 %val, i32 %idx) {
; SM30: mov.u64 %rd[[SURFHANDLE:[0-9]+]], surf0
  %surfHandle = tail call i64 @llvm.nvvm.texsurf.handle.internal.p1(ptr addrspace(1) @surf0)
; SM20: sust.b.1d.b32.trap [surf0, {%r{{[0-9]+}}}], {%r{{[0-9]+}}}
; SM30: sust.b.1d.b32.trap [%rd[[SURFREG]], {%r{{[0-9]+}}}], {%r{{[0-9]+}}}
  tail call void @llvm.nvvm.sust.b.1d.i32.trap(i64 %surfHandle, i32 %idx, i32 %val)
  ret void
}


!nvvm.annotations = !{!1, !2, !3}
!1 = !{ptr @foo, !"kernel", i32 1}
!2 = !{ptr @bar, !"kernel", i32 1}
!3 = !{ptr addrspace(1) @surf0, !"surface", i32 1}