1 # NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py
2 # RUN: llc -mtriple=amdgcn-amd-amdhsa -mcpu=gfx900 -run-pass=si-shrink-instructions -verify-machineinstrs -o - %s | FileCheck %s
3 # RUN: llc -mtriple=amdgcn-amd-amdhsa -mcpu=gfx900 -passes=si-shrink-instructions -verify-machineinstrs -o - %s | FileCheck %s
6 name: undef_and_operand_to_bitset0
7 tracksRegLiveness: true
10 ; CHECK-LABEL: name: undef_and_operand_to_bitset0
11 ; CHECK: renamable $sgpr4 = S_BITSET0_B32 31, undef $sgpr4, implicit-def dead $scc
12 ; CHECK-NEXT: S_ENDPGM 0, implicit $sgpr4
13 renamable $sgpr4 = S_AND_B32 undef renamable $sgpr4, 2147483647, implicit-def dead $scc
14 S_ENDPGM 0, implicit $sgpr4
19 name: undef_or_operand_to_orn2
20 tracksRegLiveness: true
23 ; CHECK-LABEL: name: undef_or_operand_to_orn2
24 ; CHECK: renamable $sgpr4 = S_ORN2_B32 undef renamable $sgpr4, 16, implicit-def dead $scc
25 ; CHECK-NEXT: S_ENDPGM 0, implicit $sgpr4
26 renamable $sgpr4 = S_OR_B32 undef renamable $sgpr4, -17, implicit-def dead $scc
27 S_ENDPGM 0, implicit $sgpr4
32 name: undef_xor_operand_to_orn2
33 tracksRegLiveness: true
36 ; CHECK-LABEL: name: undef_xor_operand_to_orn2
37 ; CHECK: renamable $sgpr4 = S_XNOR_B32 undef renamable $sgpr4, 16, implicit-def dead $scc
38 ; CHECK-NEXT: S_ENDPGM 0, implicit $sgpr4
39 renamable $sgpr4 = S_XOR_B32 undef renamable $sgpr4, -17, implicit-def dead $scc
40 S_ENDPGM 0, implicit $sgpr4
45 name: kill_and_operand_to_bitset0
46 tracksRegLiveness: true
50 ; CHECK-LABEL: name: kill_and_operand_to_bitset0
51 ; CHECK: liveins: $sgpr4
53 ; CHECK-NEXT: renamable $sgpr4 = S_BITSET0_B32 31, killed $sgpr4, implicit-def dead $scc
54 ; CHECK-NEXT: S_ENDPGM 0, implicit $sgpr4
55 renamable $sgpr4 = S_AND_B32 killed renamable $sgpr4, 2147483647, implicit-def dead $scc
56 S_ENDPGM 0, implicit $sgpr4
60 # Make sure we don't clobber the live value in scc by replacing the
61 # s_mov_b32 imm with s_not_b32 ~imm
63 name: scalar_immediate_bitwise_not_live_scc
64 tracksRegLiveness: true
67 liveins: $sgpr4, $sgpr5
68 ; CHECK-LABEL: name: scalar_immediate_bitwise_not_live_scc
69 ; CHECK: liveins: $sgpr4, $sgpr5
71 ; CHECK-NEXT: S_CMP_EQ_U32 killed renamable $sgpr4, killed renamable $sgpr5, implicit-def $scc
72 ; CHECK-NEXT: $sgpr6 = S_MOV_B32 -1065353217
73 ; CHECK-NEXT: $sgpr7 = S_CSELECT_B32 1, 2, implicit $scc
74 ; CHECK-NEXT: S_ENDPGM 0, implicit $sgpr6
75 S_CMP_EQ_U32 killed renamable $sgpr4, killed renamable $sgpr5, implicit-def $scc
76 $sgpr6 = S_MOV_B32 -1065353217
77 $sgpr7 = S_CSELECT_B32 1, 2, implicit $scc
78 S_ENDPGM 0, implicit $sgpr6