Matt Arsenault | b6be202 | 2016-04-16 01:46:49 +0000 | [diff] [blame] | 1 | ; RUN: llc -march=amdgcn -mcpu=SI -verify-machineinstrs < %s | FileCheck -check-prefix=SI %s |
| 2 | ; RUN: llc -march=amdgcn -mcpu=tonga -verify-machineinstrs < %s | FileCheck -check-prefix=SI %s |
| 3 | |
| 4 | ; SI-LABEL: {{^}}s_mulk_i32_k0: |
| 5 | ; SI: s_load_dword [[VAL:s[0-9]+]] |
| 6 | ; SI: s_mulk_i32 [[VAL]], 0x41 |
| 7 | ; SI: v_mov_b32_e32 [[VRESULT:v[0-9]+]], [[VAL]] |
| 8 | ; SI: buffer_store_dword [[VRESULT]] |
| 9 | ; SI: s_endpgm |
| 10 | define void @s_mulk_i32_k0(i32 addrspace(1)* %out, i32 %b) { |
| 11 | %mul = mul i32 %b, 65 |
| 12 | store i32 %mul, i32 addrspace(1)* %out |
| 13 | ret void |
| 14 | } |
| 15 | |
| 16 | ; SI-LABEL: {{^}}s_mulk_i32_k1: |
| 17 | ; SI: s_mulk_i32 {{s[0-9]+}}, 0x7fff{{$}} |
| 18 | ; SI: s_endpgm |
| 19 | define void @s_mulk_i32_k1(i32 addrspace(1)* %out, i32 %b) { |
| 20 | %mul = mul i32 %b, 32767 ; (1 << 15) - 1 |
| 21 | store i32 %mul, i32 addrspace(1)* %out |
| 22 | ret void |
| 23 | } |
| 24 | |
| 25 | ; SI-LABEL: {{^}}s_mulk_i32_k2: |
| 26 | ; SI: s_mulk_i32 {{s[0-9]+}}, 0xffef{{$}} |
| 27 | ; SI: s_endpgm |
| 28 | define void @s_mulk_i32_k2(i32 addrspace(1)* %out, i32 %b) { |
| 29 | %mul = mul i32 %b, -17 |
| 30 | store i32 %mul, i32 addrspace(1)* %out |
| 31 | ret void |
| 32 | } |
| 33 | |
| 34 | ; SI-LABEL: {{^}}no_s_mulk_i32_k0: |
| 35 | ; SI: s_mul_i32 {{s[0-9]+}}, {{s[0-9]+}}, 0x8001{{$}} |
| 36 | ; SI: s_endpgm |
| 37 | define void @no_s_mulk_i32_k0(i32 addrspace(1)* %out, i32 %b) { |
| 38 | %mul = mul i32 %b, 32769 ; 1 << 15 + 1 |
| 39 | store i32 %mul, i32 addrspace(1)* %out |
| 40 | ret void |
| 41 | } |