| ; RUN: llc -march=amdgcn -stop-after=amdgpu-isel < %s | FileCheck -enable-var-scope -check-prefixes=GCN,SI %s |
| ; RUN: llc -march=amdgcn -mcpu=gfx900 -stop-after=amdgpu-isel < %s | FileCheck -enable-var-scope -check-prefixes=GCN,GFX900 %s |
| |
| ; FUNC-LABEL: {{^}}v_abs_i32: |
| ; GCN: S_ABS_I32 |
| define amdgpu_kernel void @s_abs_i32(i32 addrspace(1)* %out, i32 %val) nounwind { |
| %neg = sub i32 0, %val |
| %cond = icmp sgt i32 %val, %neg |
| %res = select i1 %cond, i32 %val, i32 %neg |
| %res2 = add i32 %res, 2 |
| store i32 %res2, i32 addrspace(1)* %out, align 4 |
| ret void |
| } |
| |
| ; FUNC-LABEL: {{^}}v_abs_i32: |
| ; SI: V_SUB_CO_U32_e64 |
| ; GFX900: V_SUB_U32_e64 |
| ; GCN: V_MAX_I32_e64 |
| define amdgpu_kernel void @v_abs_i32(i32 addrspace(1)* %out, i32 addrspace(1)* %src) nounwind { |
| %tid = call i32 @llvm.amdgcn.workitem.id.x() |
| %gep.in = getelementptr inbounds i32, i32 addrspace(1)* %src, i32 %tid |
| %val = load i32, i32 addrspace(1)* %gep.in, align 4 |
| %neg = sub i32 0, %val |
| %cond = icmp sgt i32 %val, %neg |
| %res = select i1 %cond, i32 %val, i32 %neg |
| %res2 = add i32 %res, 2 |
| store i32 %res2, i32 addrspace(1)* %out, align 4 |
| ret void |
| } |
| |
| ; FUNC-LABEL: {{^}}s_abs_v2i32: |
| ; GCN: S_ABS_I32 |
| ; GCN: S_ABS_I32 |
| define amdgpu_kernel void @s_abs_v2i32(<2 x i32> addrspace(1)* %out, <2 x i32> %val) nounwind { |
| %z0 = insertelement <2 x i32> undef, i32 0, i32 0 |
| %z1 = insertelement <2 x i32> %z0, i32 0, i32 1 |
| %t0 = insertelement <2 x i32> undef, i32 2, i32 0 |
| %t1 = insertelement <2 x i32> %t0, i32 2, i32 1 |
| %neg = sub <2 x i32> %z1, %val |
| %cond = icmp sgt <2 x i32> %val, %neg |
| %res = select <2 x i1> %cond, <2 x i32> %val, <2 x i32> %neg |
| %res2 = add <2 x i32> %res, %t1 |
| store <2 x i32> %res2, <2 x i32> addrspace(1)* %out, align 4 |
| ret void |
| } |
| |
| ; FUNC-LABEL: {{^}}v_abs_v2i32: |
| ; SI: V_SUB_CO_U32_e64 |
| ; GFX900: V_SUB_U32_e64 |
| ; GCN: V_MAX_I32_e64 |
| ; GCN: V_MAX_I32_e64 |
| define amdgpu_kernel void @v_abs_v2i32(<2 x i32> addrspace(1)* %out, <2 x i32> addrspace(1)* %src) nounwind { |
| %z0 = insertelement <2 x i32> undef, i32 0, i32 0 |
| %z1 = insertelement <2 x i32> %z0, i32 0, i32 1 |
| %t0 = insertelement <2 x i32> undef, i32 2, i32 0 |
| %t1 = insertelement <2 x i32> %t0, i32 2, i32 1 |
| %tid = call i32 @llvm.amdgcn.workitem.id.x() |
| %gep.in = getelementptr inbounds <2 x i32>, <2 x i32> addrspace(1)* %src, i32 %tid |
| %val = load <2 x i32>, <2 x i32> addrspace(1)* %gep.in, align 4 |
| %neg = sub <2 x i32> %z1, %val |
| %cond = icmp sgt <2 x i32> %val, %neg |
| %res = select <2 x i1> %cond, <2 x i32> %val, <2 x i32> %neg |
| %res2 = add <2 x i32> %res, %t1 |
| store <2 x i32> %res2, <2 x i32> addrspace(1)* %out, align 4 |
| ret void |
| } |
| |
| declare i32 @llvm.amdgcn.workitem.id.x() #0 |
| |
| attributes #0 = { nounwind readnone } |
| attributes #1 = { nounwind } |