1 # NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py UTC_ARGS: --version 3
2 # RUN: llc -mtriple=amdgcn -mcpu=gfx1010 -verify-machineinstrs -run-pass=si-fold-operands -o - %s | FileCheck --check-prefix=GCN %s
5 name: no_fold_fp_64bit_literal_sgpr
6 tracksRegLiveness: true
10 ; GCN-LABEL: name: no_fold_fp_64bit_literal_sgpr
11 ; GCN: [[DEF:%[0-9]+]]:vreg_64 = IMPLICIT_DEF
12 ; GCN-NEXT: [[S_MOV_B:%[0-9]+]]:sreg_64 = S_MOV_B64_IMM_PSEUDO 1311768467750121200
13 ; GCN-NEXT: [[V_ADD_F64_e64_:%[0-9]+]]:vreg_64 = V_ADD_F64_e64 0, [[S_MOV_B]], 0, [[DEF]], 0, 0, implicit $mode, implicit $exec
14 ; GCN-NEXT: SI_RETURN_TO_EPILOG [[V_ADD_F64_e64_]]
15 %0:vreg_64 = IMPLICIT_DEF
16 %1:sreg_64 = S_MOV_B64_IMM_PSEUDO 1311768467750121200
17 %2:vreg_64 = V_ADD_F64_e64 0, %1, 0, %0, 0, 0, implicit $mode, implicit $exec
18 SI_RETURN_TO_EPILOG %2
22 name: no_fold_fp_64bit_literal_vgpr
23 tracksRegLiveness: true
27 ; GCN-LABEL: name: no_fold_fp_64bit_literal_vgpr
28 ; GCN: [[DEF:%[0-9]+]]:vreg_64 = IMPLICIT_DEF
29 ; GCN-NEXT: [[V_MOV_B:%[0-9]+]]:vreg_64 = V_MOV_B64_PSEUDO 1311768467750121200, implicit $exec
30 ; GCN-NEXT: [[V_ADD_F64_e64_:%[0-9]+]]:vreg_64 = V_ADD_F64_e64 0, [[V_MOV_B]], 0, [[DEF]], 0, 0, implicit $mode, implicit $exec
31 ; GCN-NEXT: SI_RETURN_TO_EPILOG [[V_ADD_F64_e64_]]
32 %0:vreg_64 = IMPLICIT_DEF
33 %1:vreg_64 = V_MOV_B64_PSEUDO 1311768467750121200, implicit $exec
34 %2:vreg_64 = V_ADD_F64_e64 0, %1, 0, %0, 0, 0, implicit $mode, implicit $exec
35 SI_RETURN_TO_EPILOG %2
39 name: fold_fp_32bit_literal_sgpr
40 tracksRegLiveness: true
44 ; GCN-LABEL: name: fold_fp_32bit_literal_sgpr
45 ; GCN: [[DEF:%[0-9]+]]:vreg_64 = IMPLICIT_DEF
46 ; GCN-NEXT: [[V_ADD_F64_e64_:%[0-9]+]]:vreg_64 = V_ADD_F64_e64 0, 4636737291354636288, 0, [[DEF]], 0, 0, implicit $mode, implicit $exec
47 ; GCN-NEXT: SI_RETURN_TO_EPILOG [[V_ADD_F64_e64_]]
48 %0:vreg_64 = IMPLICIT_DEF
49 %1:sreg_64 = S_MOV_B64_IMM_PSEUDO 4636737291354636288
50 %2:vreg_64 = V_ADD_F64_e64 0, %1, 0, %0, 0, 0, implicit $mode, implicit $exec
51 SI_RETURN_TO_EPILOG %2
55 name: no_fold_int_64bit_literal_sgpr
56 tracksRegLiveness: true
60 ; GCN-LABEL: name: no_fold_int_64bit_literal_sgpr
61 ; GCN: [[DEF:%[0-9]+]]:sreg_64 = IMPLICIT_DEF
62 ; GCN-NEXT: [[S_MOV_B:%[0-9]+]]:sreg_64 = S_MOV_B64_IMM_PSEUDO 1311768467750121200
63 ; GCN-NEXT: [[S_AND_B64_:%[0-9]+]]:sreg_64 = S_AND_B64 [[DEF]], [[S_MOV_B]], implicit-def $scc
64 ; GCN-NEXT: SI_RETURN_TO_EPILOG [[S_AND_B64_]]
65 %0:sreg_64 = IMPLICIT_DEF
66 %1:sreg_64 = S_MOV_B64_IMM_PSEUDO 1311768467750121200
67 %2:sreg_64 = S_AND_B64 %0, %1, implicit-def $scc
68 SI_RETURN_TO_EPILOG %2
72 name: fold_int_32bit_literal_sgpr
73 tracksRegLiveness: true
77 ; GCN-LABEL: name: fold_int_32bit_literal_sgpr
78 ; GCN: [[DEF:%[0-9]+]]:sreg_64 = IMPLICIT_DEF
79 ; GCN-NEXT: [[S_AND_B64_:%[0-9]+]]:sreg_64 = S_AND_B64 [[DEF]], 2147483647, implicit-def $scc
80 ; GCN-NEXT: SI_RETURN_TO_EPILOG [[S_AND_B64_]]
81 %0:sreg_64 = IMPLICIT_DEF
82 %1:sreg_64 = S_MOV_B64 2147483647
83 %2:sreg_64 = S_AND_B64 %0, %1, implicit-def $scc
84 SI_RETURN_TO_EPILOG %2
87 # FIXME: This could be folded, but we do not know if operand of S_AND_B64 is signed or unsigned
88 # and if it will be sign or zero extended.
91 name: fold_uint_32bit_literal_sgpr
92 tracksRegLiveness: true
96 ; GCN-LABEL: name: fold_uint_32bit_literal_sgpr
97 ; GCN: [[DEF:%[0-9]+]]:sreg_64 = IMPLICIT_DEF
98 ; GCN-NEXT: [[S_MOV_B64_:%[0-9]+]]:sreg_64 = S_MOV_B64 4294967295
99 ; GCN-NEXT: [[S_AND_B64_:%[0-9]+]]:sreg_64 = S_AND_B64 [[DEF]], [[S_MOV_B64_]], implicit-def $scc
100 ; GCN-NEXT: SI_RETURN_TO_EPILOG [[S_AND_B64_]]
101 %0:sreg_64 = IMPLICIT_DEF
102 %1:sreg_64 = S_MOV_B64 4294967295
103 %2:sreg_64 = S_AND_B64 %0, %1, implicit-def $scc
104 SI_RETURN_TO_EPILOG %2
108 name: no_fold_v2fp_64bit_literal_sgpr
109 tracksRegLiveness: true
113 ; GCN-LABEL: name: no_fold_v2fp_64bit_literal_sgpr
114 ; GCN: [[DEF:%[0-9]+]]:vreg_64 = IMPLICIT_DEF
115 ; GCN-NEXT: [[V_MOV_B:%[0-9]+]]:vreg_64 = V_MOV_B64_PSEUDO 4629700418019000320, implicit $exec
116 ; GCN-NEXT: [[V_PK_ADD_F32_:%[0-9]+]]:vreg_64 = V_PK_ADD_F32 0, [[DEF]], 0, [[V_MOV_B]], 0, 0, 0, 0, 0, implicit $mode, implicit $exec
117 ; GCN-NEXT: SI_RETURN_TO_EPILOG [[V_PK_ADD_F32_]]
118 %0:vreg_64 = IMPLICIT_DEF
119 %1:vreg_64 = V_MOV_B64_PSEUDO 4629700418019000320, implicit $exec
120 %2:vreg_64 = V_PK_ADD_F32 0, %0, 0, %1, 0, 0, 0, 0, 0, implicit $mode, implicit $exec
121 SI_RETURN_TO_EPILOG %2
125 name: fold_v2fp_32bit_literal_sgpr
126 tracksRegLiveness: true
130 ; GCN-LABEL: name: fold_v2fp_32bit_literal_sgpr
131 ; GCN: [[DEF:%[0-9]+]]:vreg_64 = IMPLICIT_DEF
132 ; GCN-NEXT: [[V_PK_ADD_F32_:%[0-9]+]]:vreg_64 = V_PK_ADD_F32 0, [[DEF]], 0, 1065353216, 0, 0, 0, 0, 0, implicit $mode, implicit $exec
133 ; GCN-NEXT: SI_RETURN_TO_EPILOG [[V_PK_ADD_F32_]]
134 %0:vreg_64 = IMPLICIT_DEF
135 %1:vreg_64 = V_MOV_B64_PSEUDO 1065353216, implicit $exec
136 %2:vreg_64 = V_PK_ADD_F32 0, %0, 0, %1, 0, 0, 0, 0, 0, implicit $mode, implicit $exec
137 SI_RETURN_TO_EPILOG %2