| ; RUN: llc -march=amdgcn -mcpu=tahiti -mattr=-flat-for-global -verify-machineinstrs < %s | FileCheck -check-prefix=SI %s |
| |
| ; SI-LABEL: {{^}}s_clear_msb: |
| ; SI: s_bitset0_b32 s{{[0-9]+}}, 31 |
| define amdgpu_kernel void @s_clear_msb(i32 addrspace(1)* %out, i32 %in) { |
| %x = and i32 %in, 2147483647 |
| store i32 %x, i32 addrspace(1)* %out |
| ret void |
| } |
| |
| ; SI-LABEL: {{^}}s_set_msb: |
| ; SI: s_bitset1_b32 s{{[0-9]+}}, 31 |
| define amdgpu_kernel void @s_set_msb(i32 addrspace(1)* %out, i32 %in) { |
| %x = or i32 %in, 2147483648 |
| store i32 %x, i32 addrspace(1)* %out |
| ret void |
| } |
| |
| ; SI-LABEL: {{^}}s_clear_lsb: |
| ; SI: s_and_b32 s{{[0-9]+}}, s{{[0-9]+}}, -2 |
| define amdgpu_kernel void @s_clear_lsb(i32 addrspace(1)* %out, i32 %in) { |
| %x = and i32 %in, 4294967294 |
| store i32 %x, i32 addrspace(1)* %out |
| ret void |
| } |
| |
| ; SI-LABEL: {{^}}s_set_lsb: |
| ; SI: s_or_b32 s{{[0-9]+}}, s{{[0-9]+}}, 1 |
| define amdgpu_kernel void @s_set_lsb(i32 addrspace(1)* %out, i32 %in) { |
| %x = or i32 %in, 1 |
| store i32 %x, i32 addrspace(1)* %out |
| ret void |
| } |
| |
| ; SI-LABEL: {{^}}s_clear_midbit: |
| ; SI: s_bitset0_b32 s{{[0-9]+}}, 8 |
| define amdgpu_kernel void @s_clear_midbit(i32 addrspace(1)* %out, i32 %in) { |
| %x = and i32 %in, 4294967039 |
| store i32 %x, i32 addrspace(1)* %out |
| ret void |
| } |
| |
| ; SI-LABEL: {{^}}s_set_midbit: |
| ; SI: s_bitset1_b32 s{{[0-9]+}}, 8 |
| define amdgpu_kernel void @s_set_midbit(i32 addrspace(1)* %out, i32 %in) { |
| %x = or i32 %in, 256 |
| store i32 %x, i32 addrspace(1)* %out |
| ret void |
| } |