Commit 3c868cbb authored by Matt Arsenault's avatar Matt Arsenault Committed by Matt Arsenault
Browse files

AMDGPU: Split test function 

This avoids slightly different scheduling/regalloc behavior, and
avoids a test diff between GlobalISel and SelectionDAG.
parent 555e7ee0

llvm/test/CodeGen/AMDGPU/write_register.ll

+16 −4
Original line number Diff line number Diff line
@@ -24,13 +24,25 @@ define amdgpu_kernel void @test_write_exec(i64 %val) #0 { 
  ret void

}



; CHECK-LABEL: {{^}}test_write_flat_scratch:

; CHECK-LABEL: {{^}}test_write_flat_scratch_0:

; CHECK: s_mov_b64 flat_scratch, 0

; CHECK: s_mov_b64 flat_scratch, -1

; CHECK: s_mov_b64 flat_scratch, s{{\[[0-9]+:[0-9]+\]}}

define amdgpu_kernel void @test_write_flat_scratch(i64 %val) #0 {

define amdgpu_kernel void @test_write_flat_scratch_0(i64 %val) #0 {

  call void @llvm.write_register.i64(metadata !2, i64 0)

  call void @llvm.amdgcn.wave.barrier() #1

  ret void

}



; CHECK-LABEL: {{^}}test_write_flat_scratch_neg1:

; CHECK: s_mov_b64 flat_scratch, -1

define amdgpu_kernel void @test_write_flat_scratch_neg1(i64 %val) #0 {

  call void @llvm.write_register.i64(metadata !2, i64 -1)

  call void @llvm.amdgcn.wave.barrier() #1

  ret void

}



; CHECK-LABEL: {{^}}test_write_flat_scratch_val:

; CHECK: s_load_dwordx2 flat_scratch, s{{\[[0-9]+:[0-9]+\]}}

define amdgpu_kernel void @test_write_flat_scratch_val(i64 %val) #0 {

  call void @llvm.write_register.i64(metadata !2, i64 %val)

  call void @llvm.amdgcn.wave.barrier() #1

  ret void