| # RUN: llc -march=amdgcn -mcpu=hawaii -run-pass=regbankselect %s -verify-machineinstrs -o - | FileCheck %s |
| |
| # REQUIRES: global-isel |
| |
| --- | |
| define amdgpu_kernel void @load_constant(i32 addrspace(4)* %ptr0) { ret void } |
| define amdgpu_kernel void @load_global_uniform(i32 addrspace(1)* %ptr1) { |
| %tmp0 = load i32, i32 addrspace(1)* %ptr1 |
| ret void |
| } |
| define amdgpu_kernel void @load_global_non_uniform(i32 addrspace(1)* %ptr2) { |
| %tmp0 = call i32 @llvm.amdgcn.workitem.id.x() #0 |
| %tmp1 = getelementptr i32, i32 addrspace(1)* %ptr2, i32 %tmp0 |
| %tmp2 = load i32, i32 addrspace(1)* %tmp1 |
| ret void |
| } |
| define void @non_power_of_2() { ret void } |
| declare i32 @llvm.amdgcn.workitem.id.x() #0 |
| attributes #0 = { nounwind readnone } |
| ... |
| |
| --- |
| name : load_constant |
| legalized: true |
| |
| # CHECK-LABEL: name: load_constant |
| # CHECK: registers: |
| # CHECK: - { id: 0, class: sgpr, preferred-register: '' } |
| # CHECK: - { id: 1, class: sgpr, preferred-register: '' } |
| |
| body: | |
| bb.0: |
| liveins: $sgpr0_sgpr1 |
| %0:_(p4) = COPY $sgpr0_sgpr1 |
| %1:_(s32) = G_LOAD %0 :: (load 4 from %ir.ptr0) |
| ... |
| |
| --- |
| name: load_global_uniform |
| legalized: true |
| |
| # CHECK-LABEL: name: load_global_uniform |
| # CHECK: registers: |
| # CHECK: - { id: 0, class: sgpr, preferred-register: '' } |
| # CHECK: - { id: 1, class: sgpr, preferred-register: '' } |
| |
| body: | |
| bb.0: |
| liveins: $sgpr0_sgpr1 |
| %0:_(p1) = COPY $sgpr0_sgpr1 |
| %1:_(s32) = G_LOAD %0 :: (load 4 from %ir.ptr1) |
| ... |
| |
| --- |
| name: load_global_non_uniform |
| legalized: true |
| |
| # CHECK-LABEL: name: load_global_non_uniform |
| # CHECK: registers: |
| # CHECK: - { id: 0, class: sgpr, preferred-register: '' } |
| # CHECK: - { id: 1, class: vgpr, preferred-register: '' } |
| # CHECK: - { id: 2, class: vgpr, preferred-register: '' } |
| |
| |
| body: | |
| bb.0: |
| liveins: $sgpr0_sgpr1 |
| %0:_(p1) = COPY $sgpr0_sgpr1 |
| %1:_(s32) = G_LOAD %0 :: (load 4 from %ir.tmp1) |
| ... |
| |
| --- |
| name: non_power_of_2 |
| legalized: true |
| |
| # CHECK-LABEL: name: non_power_of_2 |
| # CHECK: [[S448:%[0-9]+]]:sgpr(s448) = G_IMPLICIT_DEF |
| # CHECK: sgpr(s32) = G_EXTRACT [[S448]](s448), 0 |
| |
| body: | |
| bb.0: |
| %0:_(s448) = G_IMPLICIT_DEF |
| %1:_(s32) = G_EXTRACT %0:_(s448), 0 |
| $sgpr0 = COPY %1:_(s32) |
| SI_RETURN_TO_EPILOG $sgpr0 |
| ... |