1 # NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py UTC_ARGS: --version 5
2 # RUN: llc -mtriple riscv64 -mattr=+m,+v -run-pass=prologepilog \
3 # RUN: -riscv-v-vector-bits-min=512 -o - %s | FileCheck %s
5 # Stack layout of this program
6 # |--------------------------| -- <-- Incoming SP
8 # | ------------------------ | -- <-- New SP + vlenb + 72
10 # | ------------------------ | -- <-- New SP + vlenb + 64
11 # | ra (Callee-saved reg) |
12 # | ------------------------ | -- <-- New SP + vlenb + 56
13 # | s0 (Callee-saved reg) |
14 # | ------------------------ | -- <-- New SP + vlenb + 48
15 # | s1 (Callee-saved reg) |
16 # | ------------------------ | -- <-- New SP + vlenb + 40
17 # | 8 bytes of padding |
18 # | ------------------------ | -- <-- New SP + vlenb
19 # | v8 (RVV objects) |
20 # | ------------------------ | -- <-- New SP + 32
22 # |--------------------------| -- <-- New SP + 16
24 # |--------------------------| -- <-- New SP + 8
26 # |--------------------------| -- <-- New SP
29 source_filename = "wrong-stack-offset-for-rvv-object.ll"
30 target datalayout = "e-m:e-p:64:64-i64:64-i128:128-n64-S128"
31 target triple = "riscv64"
33 %struct = type { i32 }
35 define void @asm_fprintf(%struct %file, ptr %p, ptr %buf, ptr %arrayidx3, ptr %0, ptr %1, ...) #0 {
37 %buf1 = alloca [10 x i8], i32 0, align 8
38 %arrayidx32 = getelementptr inbounds [10 x i8], ptr %buf, i64 0, i64 1
41 while.cond: ; preds = %while.cond, %sw.bb, %entry
42 %incdec.ptr = getelementptr inbounds i8, ptr undef, i64 1
43 %2 = load i8, ptr null, align 1
45 %cond = icmp eq i64 %3, 0
46 br i1 %cond, label %sw.bb, label %while.cond
48 sw.bb: ; preds = %while.cond
49 %4 = load i8, ptr null, align 1
50 store <2 x i8> zeroinitializer, ptr %0, align 1
51 %call = call i32 (ptr, ...) @fprintf(ptr %p)
55 declare i32 @fprintf(ptr, ...) #0
57 attributes #0 = { "target-features"="+m,+v" }
63 exposesReturnsTwice: false
65 regBankSelected: false
68 tracksRegLiveness: true
70 failsVerification: false
71 tracksDebugUserValues: true
74 - { reg: '$x11', virtual-reg: '' }
75 - { reg: '$x14', virtual-reg: '' }
76 - { reg: '$x16', virtual-reg: '' }
77 - { reg: '$x17', virtual-reg: '' }
79 isFrameAddressTaken: false
80 isReturnAddressTaken: false
89 maxCallFrameSize: 4294967295
90 cvBytesOfCalleeSavedRegisters: 0
91 hasOpaqueSPAdjustment: false
93 hasMustTailInVarArgFunc: false
99 - { id: 0, type: default, offset: -8, size: 8, alignment: 8, stack-id: default,
100 isImmutable: true, isAliased: false, callee-saved-register: '', callee-saved-restored: true,
101 debug-info-variable: '', debug-info-expression: '', debug-info-location: '' }
102 - { id: 1, type: default, offset: -16, size: 8, alignment: 16, stack-id: default,
103 isImmutable: true, isAliased: false, callee-saved-register: '', callee-saved-restored: true,
104 debug-info-variable: '', debug-info-expression: '', debug-info-location: '' }
105 - { id: 2, type: default, offset: -16, size: 8, alignment: 16, stack-id: default,
106 isImmutable: true, isAliased: false, callee-saved-register: '', callee-saved-restored: true,
107 debug-info-variable: '', debug-info-expression: '', debug-info-location: '' }
109 - { id: 0, name: buf1, type: default, offset: 0, size: 1, alignment: 8,
110 stack-id: default, callee-saved-register: '', callee-saved-restored: true,
111 debug-info-variable: '', debug-info-expression: '', debug-info-location: '' }
112 - { id: 1, name: '', type: spill-slot, offset: 0, size: 8, alignment: 8,
113 stack-id: scalable-vector, callee-saved-register: '', callee-saved-restored: true,
114 debug-info-variable: '', debug-info-expression: '', debug-info-location: '' }
116 debugValueSubstitutions: []
119 varArgsFrameIndex: -1
122 ; CHECK-LABEL: name: asm_fprintf
124 ; CHECK-NEXT: successors: %bb.1(0x80000000)
125 ; CHECK-NEXT: liveins: $x11, $x14, $x16, $x17, $x1, $x8, $x9
127 ; CHECK-NEXT: $x2 = frame-setup ADDI $x2, -80
128 ; CHECK-NEXT: frame-setup CFI_INSTRUCTION def_cfa_offset 80
129 ; CHECK-NEXT: SD killed $x1, $x2, 56 :: (store (s64) into %stack.2)
130 ; CHECK-NEXT: SD killed $x8, $x2, 48 :: (store (s64) into %stack.3)
131 ; CHECK-NEXT: SD killed $x9, $x2, 40 :: (store (s64) into %stack.4)
132 ; CHECK-NEXT: frame-setup CFI_INSTRUCTION offset $x1, -24
133 ; CHECK-NEXT: frame-setup CFI_INSTRUCTION offset $x8, -32
134 ; CHECK-NEXT: frame-setup CFI_INSTRUCTION offset $x9, -40
135 ; CHECK-NEXT: $x10 = frame-setup PseudoReadVLENB
136 ; CHECK-NEXT: $x2 = frame-setup SUB $x2, killed $x10
137 ; CHECK-NEXT: frame-setup CFI_INSTRUCTION escape 0x0f, 0x0e, 0x72, 0x00, 0x11, 0xd0, 0x00, 0x22, 0x11, 0x01, 0x92, 0xa2, 0x38, 0x00, 0x1e, 0x22
138 ; CHECK-NEXT: renamable $x8 = COPY $x14
139 ; CHECK-NEXT: renamable $x9 = COPY $x11
140 ; CHECK-NEXT: $x10 = PseudoReadVLENB
141 ; CHECK-NEXT: $x10 = ADD $x2, killed $x10
142 ; CHECK-NEXT: SD killed renamable $x17, killed $x10, 72 :: (store (s64))
143 ; CHECK-NEXT: $x10 = PseudoReadVLENB
144 ; CHECK-NEXT: $x10 = ADD $x2, killed $x10
145 ; CHECK-NEXT: SD killed renamable $x16, killed $x10, 64 :: (store (s64) into %fixed-stack.1, align 16)
146 ; CHECK-NEXT: dead $x0 = PseudoVSETIVLI 2, 69 /* e8, mf8, ta, mu */, implicit-def $vl, implicit-def $vtype
147 ; CHECK-NEXT: renamable $v8 = PseudoVMV_V_I_MF8 undef $v8, 0, 2, 3 /* e8 */, 0 /* tu, mu */, implicit $vl, implicit $vtype
148 ; CHECK-NEXT: $x10 = ADDI $x2, 32
149 ; CHECK-NEXT: VS1R_V killed renamable $v8, killed $x10 :: (store unknown-size into %stack.1, align 8)
151 ; CHECK-NEXT: bb.1.while.cond:
152 ; CHECK-NEXT: successors: %bb.2(0x30000000), %bb.1(0x50000000)
153 ; CHECK-NEXT: liveins: $x8, $x9
155 ; CHECK-NEXT: BNE $x0, $x0, %bb.1
156 ; CHECK-NEXT: PseudoBR %bb.2
158 ; CHECK-NEXT: bb.2.sw.bb:
159 ; CHECK-NEXT: successors: %bb.1(0x80000000)
160 ; CHECK-NEXT: liveins: $x8, $x9
162 ; CHECK-NEXT: dead $x0 = PseudoVSETIVLI 2, 69 /* e8, mf8, ta, mu */, implicit-def $vl, implicit-def $vtype
163 ; CHECK-NEXT: $x10 = ADDI $x2, 32
164 ; CHECK-NEXT: renamable $v8 = VL1RE8_V killed $x10 :: (load unknown-size from %stack.1, align 8)
165 ; CHECK-NEXT: PseudoVSE8_V_MF8 killed renamable $v8, renamable $x8, 2, 3 /* e8 */, implicit $vl, implicit $vtype :: (store (s16) into %ir.0, align 1)
166 ; CHECK-NEXT: $x10 = COPY renamable $x9
167 ; CHECK-NEXT: PseudoCALL target-flags(riscv-call) @fprintf, csr_ilp32d_lp64d, implicit-def dead $x1, implicit killed $x10, implicit-def $x2, implicit-def dead $x10
168 ; CHECK-NEXT: PseudoBR %bb.1
170 successors: %bb.1(0x80000000)
171 liveins: $x11, $x14, $x16, $x17
173 renamable $x8 = COPY $x14
174 renamable $x9 = COPY $x11
175 SD killed renamable $x17, %fixed-stack.0, 0 :: (store (s64))
176 SD killed renamable $x16, %fixed-stack.1, 0 :: (store (s64) into %fixed-stack.1, align 16)
177 dead $x0 = PseudoVSETIVLI 2, 69, implicit-def $vl, implicit-def $vtype
178 renamable $v8 = PseudoVMV_V_I_MF8 undef $v8, 0, 2, 3, 0, implicit $vl, implicit $vtype
179 VS1R_V killed renamable $v8, %stack.1 :: (store unknown-size into %stack.1, align 8)
182 successors: %bb.2(0x30000000), %bb.1(0x50000000)
189 successors: %bb.1(0x80000000)
192 dead $x0 = PseudoVSETIVLI 2, 69, implicit-def $vl, implicit-def $vtype
193 renamable $v8 = VL1RE8_V %stack.1 :: (load unknown-size from %stack.1, align 8)
194 PseudoVSE8_V_MF8 killed renamable $v8, renamable $x8, 2, 3, implicit $vl, implicit $vtype :: (store (s16) into %ir.0, align 1)
195 ADJCALLSTACKDOWN 0, 0, implicit-def dead $x2, implicit $x2
196 $x10 = COPY renamable $x9
197 PseudoCALL target-flags(riscv-call) @fprintf, csr_ilp32d_lp64d, implicit-def dead $x1, implicit killed $x10, implicit-def $x2, implicit-def dead $x10
198 ADJCALLSTACKUP 0, 0, implicit-def dead $x2, implicit $x2