| ; RUN: llc -march=amdgcn -mcpu=tahiti -verify-machineinstrs < %s | FileCheck -check-prefix=SI %s | |
| ; RUN: llc -march=amdgcn -mcpu=tonga -mattr=-flat-for-global -verify-machineinstrs < %s | FileCheck -check-prefix=SI %s | |
| ; SI-LABEL: {{^}}s_mulk_i32_k0: | |
| ; SI: s_load_dword [[VAL:s[0-9]+]] | |
| ; SI: s_mulk_i32 [[VAL]], 0x41 | |
| ; SI: v_mov_b32_e32 [[VRESULT:v[0-9]+]], [[VAL]] | |
| ; SI: buffer_store_dword [[VRESULT]] | |
| ; SI: s_endpgm | |
| define amdgpu_kernel void @s_mulk_i32_k0(i32 addrspace(1)* %out, i32 %b) { | |
| %mul = mul i32 %b, 65 | |
| store i32 %mul, i32 addrspace(1)* %out | |
| ret void | |
| } | |
| ; SI-LABEL: {{^}}s_mulk_i32_k1: | |
| ; SI: s_mulk_i32 {{s[0-9]+}}, 0x7fff{{$}} | |
| ; SI: s_endpgm | |
| define amdgpu_kernel void @s_mulk_i32_k1(i32 addrspace(1)* %out, i32 %b) { | |
| %mul = mul i32 %b, 32767 ; (1 << 15) - 1 | |
| store i32 %mul, i32 addrspace(1)* %out | |
| ret void | |
| } | |
| ; SI-LABEL: {{^}}s_mulk_i32_k2: | |
| ; SI: s_mulk_i32 {{s[0-9]+}}, 0xffef{{$}} | |
| ; SI: s_endpgm | |
| define amdgpu_kernel void @s_mulk_i32_k2(i32 addrspace(1)* %out, i32 %b) { | |
| %mul = mul i32 %b, -17 | |
| store i32 %mul, i32 addrspace(1)* %out | |
| ret void | |
| } | |
| ; SI-LABEL: {{^}}no_s_mulk_i32_k0: | |
| ; SI: s_mul_i32 {{s[0-9]+}}, {{s[0-9]+}}, 0x8001{{$}} | |
| ; SI: s_endpgm | |
| define amdgpu_kernel void @no_s_mulk_i32_k0(i32 addrspace(1)* %out, i32 %b) { | |
| %mul = mul i32 %b, 32769 ; 1 << 15 + 1 | |
| store i32 %mul, i32 addrspace(1)* %out | |
| ret void | |
| } | |
| @lds = addrspace(3) global [512 x i32] undef, align 4 | |
| ; SI-LABEL: {{^}}commute_s_mulk_i32: | |
| ; SI: s_mulk_i32 s{{[0-9]+}}, 0x800{{$}} | |
| define amdgpu_kernel void @commute_s_mulk_i32(i32 addrspace(1)* %out, i32 %b) #0 { | |
| %size = call i32 @llvm.amdgcn.groupstaticsize() | |
| %add = mul i32 %size, %b | |
| call void asm sideeffect "; foo $0, $1", "v,s"([512 x i32] addrspace(3)* @lds, i32 %add) | |
| ret void | |
| } | |
| declare i32 @llvm.amdgcn.groupstaticsize() #1 | |
| attributes #0 = { nounwind } | |
| attributes #1 = { nounwind readnone } |