llvm/test/CodeGen/AMDGPU/uniform-work-group-prevent-attribute-propagation.ll

   1 ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --check-globals
   2 ; RUN: opt -S -mtriple=amdgcn-amd- -passes=amdgpu-attributor < %s | FileCheck %s
   3
   4 ; Function added to prevent attributor from deleting call sites.
   5
   6 ; Two kernels with different values of the uniform-work-group-attribute call the same function
   7 @x = global i32 0
   8
   9 ;.
  10 ; CHECK: @[[X:[a-zA-Z0-9_$"\\.-]+]] = global i32 0
  11 ;.
  12 define void @func() #0 {
  13 ; CHECK-LABEL: define {{[^@]+}}@func
  14 ; CHECK-SAME: () #[[ATTR0:[0-9]+]] {
  15 ; CHECK-NEXT:    store i32 0, ptr @x, align 4
  16 ; CHECK-NEXT:    ret void
  17 ;
  18   store i32 0, ptr @x
  19   ret void
  20 }
  21
  22 define amdgpu_kernel void @kernel1() #1 {
  23 ; CHECK-LABEL: define {{[^@]+}}@kernel1
  24 ; CHECK-SAME: () #[[ATTR1:[0-9]+]] {
  25 ; CHECK-NEXT:    call void @func()
  26 ; CHECK-NEXT:    ret void
  27 ;
  28   call void @func()
  29   ret void
  30 }
  31
  32 define amdgpu_kernel void @kernel2() #2 {
  33 ; CHECK-LABEL: define {{[^@]+}}@kernel2
  34 ; CHECK-SAME: () #[[ATTR2:[0-9]+]] {
  35 ; CHECK-NEXT:    call void @func()
  36 ; CHECK-NEXT:    ret void
  37 ;
  38   call void @func()
  39   ret void
  40 }
  41
  42 attributes #1 = { "uniform-work-group-size"="true" }
  43 ;.
  44 ; CHECK: attributes #[[ATTR0]] = { "amdgpu-no-completion-action" "amdgpu-no-default-queue" "amdgpu-no-dispatch-id" "amdgpu-no-dispatch-ptr" "amdgpu-no-heap-ptr" "amdgpu-no-hostcall-ptr" "amdgpu-no-implicitarg-ptr" "amdgpu-no-lds-kernel-id" "amdgpu-no-multigrid-sync-arg" "amdgpu-no-queue-ptr" "amdgpu-no-workgroup-id-x" "amdgpu-no-workgroup-id-y" "amdgpu-no-workgroup-id-z" "amdgpu-no-workitem-id-x" "amdgpu-no-workitem-id-y" "amdgpu-no-workitem-id-z" "amdgpu-waves-per-eu"="4,10" "uniform-work-group-size"="false" }
  45 ; CHECK: attributes #[[ATTR1]] = { "amdgpu-no-completion-action" "amdgpu-no-default-queue" "amdgpu-no-dispatch-id" "amdgpu-no-dispatch-ptr" "amdgpu-no-heap-ptr" "amdgpu-no-hostcall-ptr" "amdgpu-no-implicitarg-ptr" "amdgpu-no-lds-kernel-id" "amdgpu-no-multigrid-sync-arg" "amdgpu-no-queue-ptr" "amdgpu-no-workgroup-id-x" "amdgpu-no-workgroup-id-y" "amdgpu-no-workgroup-id-z" "amdgpu-no-workitem-id-x" "amdgpu-no-workitem-id-y" "amdgpu-no-workitem-id-z" "uniform-work-group-size"="true" }
  46 ; CHECK: attributes #[[ATTR2]] = { "amdgpu-no-completion-action" "amdgpu-no-default-queue" "amdgpu-no-dispatch-id" "amdgpu-no-dispatch-ptr" "amdgpu-no-heap-ptr" "amdgpu-no-hostcall-ptr" "amdgpu-no-implicitarg-ptr" "amdgpu-no-lds-kernel-id" "amdgpu-no-multigrid-sync-arg" "amdgpu-no-queue-ptr" "amdgpu-no-workgroup-id-x" "amdgpu-no-workgroup-id-y" "amdgpu-no-workgroup-id-z" "amdgpu-no-workitem-id-x" "amdgpu-no-workitem-id-y" "amdgpu-no-workitem-id-z" "uniform-work-group-size"="false" }
  47 ;.