| ; RUN: llc -march=amdgcn -mtriple=amdgcn-unknown-amdhsa < %s | FileCheck %s |
| ; RUN: llc -march=amdgcn -mtriple=amdgcn-unknown-unknown < %s | FileCheck %s |
| |
| ; and can be eliminated |
| ; CHECK-LABEL: {{^}}test_workitem_id_x_known_max_range: |
| ; CHECK-NOT: v0 |
| ; CHECK: {{flat|buffer}}_store_dword {{.*}}v0 |
| define amdgpu_kernel void @test_workitem_id_x_known_max_range(i32 addrspace(1)* nocapture %out) #0 { |
| entry: |
| %id = tail call i32 @llvm.amdgcn.workitem.id.x(), !range !0 |
| %and = and i32 %id, 1023 |
| store i32 %and, i32 addrspace(1)* %out, align 4 |
| ret void |
| } |
| |
| ; CHECK-LABEL: {{^}}test_workitem_id_x_known_trunc_1_bit_range: |
| ; CHECK-NOT: v_and_b32 |
| ; CHECK: {{flat|buffer}}_store_dword {{.*}}v0 |
| define amdgpu_kernel void @test_workitem_id_x_known_trunc_1_bit_range(i32 addrspace(1)* nocapture %out) #0 { |
| entry: |
| %id = tail call i32 @llvm.amdgcn.workitem.id.x(), !range !0 |
| %and = and i32 %id, 511 |
| store i32 %and, i32 addrspace(1)* %out, align 4 |
| ret void |
| } |
| |
| ; CHECK-LABEL: {{^}}test_workitem_id_x_known_max_range_m1: |
| ; CHECK-NOT: v0 |
| ; CHECK-NOT: v_and_b32 |
| ; CHECK: {{flat|buffer}}_store_dword {{.*}}v0 |
| define amdgpu_kernel void @test_workitem_id_x_known_max_range_m1(i32 addrspace(1)* nocapture %out) #0 { |
| entry: |
| %id = tail call i32 @llvm.amdgcn.workitem.id.x(), !range !1 |
| %and = and i32 %id, 255 |
| store i32 %and, i32 addrspace(1)* %out, align 4 |
| ret void |
| } |
| |
| |
| declare i32 @llvm.amdgcn.workitem.id.x() #1 |
| |
| attributes #0 = { norecurse nounwind } |
| attributes #1 = { nounwind readnone } |
| |
| !0 = !{i32 0, i32 1024} |
| !1 = !{i32 0, i32 1023} |