test/CodeGen/NVPTX/prefetch.ll

; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py UTC_ARGS: --version 5
; RUN: llc < %s -mtriple=nvptx64 -mcpu=sm_90 -mattr=+ptx80| FileCheck --check-prefixes=CHECK-PTX64 %s
; RUN: %if ptxas-12.3 %{ llc < %s -mtriple=nvptx64 -mcpu=sm_90 -mattr=+ptx80| %ptxas-verify -arch=sm_90 %}

target triple = "nvptx64-nvidia-cuda"

declare void  @llvm.nvvm.prefetch.global.L1(ptr addrspace(1) %global_ptr)
declare void  @llvm.nvvm.prefetch.global.L2(ptr addrspace(1) %global_ptr)
declare void  @llvm.nvvm.prefetch.local.L1(ptr addrspace(5) %local_ptr)
declare void  @llvm.nvvm.prefetch.local.L2(ptr addrspace(5) %local_ptr)

declare void  @llvm.nvvm.prefetch.L1(ptr %ptr)
declare void  @llvm.nvvm.prefetch.L2(ptr %ptr)

declare void  @llvm.nvvm.prefetch.global.L2.evict.normal(ptr addrspace(1) %global_ptr)
declare void  @llvm.nvvm.prefetch.global.L2.evict.last(ptr addrspace(1) %global_ptr)

declare void  @llvm.nvvm.prefetchu.L1(ptr %ptr)

define void @prefetch_local(ptr addrspace(5) %local_ptr) {
; CHECK-PTX64-LABEL: prefetch_local(
; CHECK-PTX64:       {
; CHECK-PTX64-NEXT:    .reg .b64 %rd<2>;
; CHECK-PTX64-EMPTY:
; CHECK-PTX64-NEXT:  // %bb.0:
; CHECK-PTX64-NEXT:    ld.param.b64 %rd1, [prefetch_local_param_0];
; CHECK-PTX64-NEXT:    prefetch.local.L1 [%rd1];
; CHECK-PTX64-NEXT:    prefetch.local.L2 [%rd1];
; CHECK-PTX64-NEXT:    ret;
  tail call void @llvm.nvvm.prefetch.local.L1(ptr addrspace(5) %local_ptr)
  tail call void @llvm.nvvm.prefetch.local.L2(ptr addrspace(5) %local_ptr)
  ret void
}

define void @prefetch_global(ptr addrspace(1) %global_ptr) {
; CHECK-PTX64-LABEL: prefetch_global(
; CHECK-PTX64:       {
; CHECK-PTX64-NEXT:    .reg .b64 %rd<2>;
; CHECK-PTX64-EMPTY:
; CHECK-PTX64-NEXT:  // %bb.0:
; CHECK-PTX64-NEXT:    ld.param.b64 %rd1, [prefetch_global_param_0];
; CHECK-PTX64-NEXT:    prefetch.global.L1 [%rd1];
; CHECK-PTX64-NEXT:    prefetch.global.L2 [%rd1];
; CHECK-PTX64-NEXT:    prefetch.global.L2::evict_normal [%rd1];
; CHECK-PTX64-NEXT:    prefetch.global.L2::evict_last [%rd1];
; CHECK-PTX64-NEXT:    ret;
  tail call void @llvm.nvvm.prefetch.global.L1(ptr addrspace(1) %global_ptr)
  tail call void @llvm.nvvm.prefetch.global.L2(ptr addrspace(1) %global_ptr)
  tail call void @llvm.nvvm.prefetch.global.L2.evict.normal(ptr addrspace(1) %global_ptr)
  tail call void @llvm.nvvm.prefetch.global.L2.evict.last(ptr addrspace(1) %global_ptr)
  ret void
}


define void @prefetch_(ptr %ptr) {
; CHECK-PTX64-LABEL: prefetch_(
; CHECK-PTX64:       {
; CHECK-PTX64-NEXT:    .reg .b64 %rd<2>;
; CHECK-PTX64-EMPTY:
; CHECK-PTX64-NEXT:  // %bb.0:
; CHECK-PTX64-NEXT:    ld.param.b64 %rd1, [prefetch__param_0];
; CHECK-PTX64-NEXT:    prefetch.L1 [%rd1];
; CHECK-PTX64-NEXT:    prefetch.L2 [%rd1];
; CHECK-PTX64-NEXT:    ret;
  tail call void @llvm.nvvm.prefetch.L1(ptr %ptr)
  tail call void @llvm.nvvm.prefetch.L2(ptr %ptr)
  ret void
}

define void @prefetchu_l1(ptr %ptr) {
; CHECK-PTX64-LABEL: prefetchu_l1(
; CHECK-PTX64:       {
; CHECK-PTX64-NEXT:    .reg .b64 %rd<2>;
; CHECK-PTX64-EMPTY:
; CHECK-PTX64-NEXT:  // %bb.0:
; CHECK-PTX64-NEXT:    ld.param.b64 %rd1, [prefetchu_l1_param_0];
; CHECK-PTX64-NEXT:    prefetchu.L1 [%rd1];
; CHECK-PTX64-NEXT:    ret;
  tail call void @llvm.nvvm.prefetchu.L1(ptr %ptr)
  ret void
}