1; RUN: llc --mtriple=wasm32-unknown-unknown -filetype=obj %s -o %t.atomics.o -mattr=+atomics,-bulk-memory 2; RUN: llc --mtriple=wasm32-unknown-unknown -filetype=obj %s -o %t.bulk-mem.o -mattr=+bulk-memory 3; RUN: llc --mtriple=wasm64-unknown-unknown -filetype=obj %s -o %t.bulk-mem64.o -mattr=+bulk-memory 4; RUN: llc --mtriple=wasm32-unknown-unknown -filetype=obj %s -o %t.atomics.bulk-mem.o -mattr=+atomics,+bulk-memory 5; RUN: llc --mtriple=wasm64-unknown-unknown -filetype=obj %s -o %t.atomics.bulk-mem64.o -mattr=+atomics,+bulk-memory 6; RUN: llc --mtriple=wasm32-unknown-unknown -filetype=obj %s -o %t.atomics.bulk-mem.pic.o -relocation-model=pic -mattr=+atomics,+bulk-memory,+mutable-globals 7; RUN: llc --mtriple=wasm64-unknown-unknown -filetype=obj %s -o %t.atomics.bulk-mem.pic-mem64.o -relocation-model=pic -mattr=+atomics,+bulk-memory,+mutable-globals 8 9; atomics, shared memory => error 10; RUN: not wasm-ld -no-gc-sections --no-entry --shared-memory --max-memory=131072 %t.atomics.o -o %t.atomics.wasm 2>&1 | FileCheck %s --check-prefix ERROR 11 12; bulk memory, unshared memory => active segments 13; RUN: wasm-ld -no-gc-sections --no-entry %t.bulk-mem.o -o %t.bulk-mem.wasm 14; RUN: obj2yaml %t.bulk-mem.wasm | FileCheck %s --check-prefixes ACTIVE,ACTIVE32 15 16; bulk memory, unshared memory, wasm64 => active segments 17; RUN: wasm-ld -mwasm64 -no-gc-sections --no-entry %t.bulk-mem64.o -o %t.bulk-mem64.wasm 18; RUN: obj2yaml %t.bulk-mem64.wasm | FileCheck %s --check-prefixes ACTIVE,ACTIVE64 19 20; atomics, bulk memory, shared memory => passive segments 21; RUN: wasm-ld -no-gc-sections --no-entry --shared-memory --max-memory=131072 %t.atomics.bulk-mem.o -o %t.atomics.bulk-mem.wasm 22; RUN: obj2yaml %t.atomics.bulk-mem.wasm | FileCheck %s --check-prefix PASSIVE 23; RUN: llvm-objdump --disassemble-symbols=__wasm_call_ctors,__wasm_init_memory --no-show-raw-insn --no-leading-addr %t.atomics.bulk-mem.wasm | FileCheck %s --check-prefixes DIS,NOPIC-DIS -DPTR=i32 24 25; atomics, bulk memory, shared memory, wasm64 => passive segments 26; RUN: wasm-ld -mwasm64 -no-gc-sections --no-entry --shared-memory --max-memory=131072 %t.atomics.bulk-mem64.o -o %t.atomics.bulk-mem64.wasm 27; RUN: obj2yaml %t.atomics.bulk-mem64.wasm | FileCheck %s --check-prefix PASSIVE 28; RUN: llvm-objdump --disassemble-symbols=__wasm_call_ctors,__wasm_init_memory --no-show-raw-insn --no-leading-addr %t.atomics.bulk-mem64.wasm | FileCheck %s --check-prefixes DIS,NOPIC-DIS -DPTR=i64 29 30; Also test in combination with PIC/pie 31; RUN: wasm-ld --experimental-pic -pie -no-gc-sections --no-entry --shared-memory --max-memory=131072 %t.atomics.bulk-mem.pic.o -o %t.pic.wasm 32; RUN: obj2yaml %t.pic.wasm | FileCheck %s --check-prefixes PASSIVE-PIC,PASSIVE32-PIC 33; RUN: llvm-objdump --disassemble-symbols=__wasm_call_ctors,__wasm_apply_data_relocs,__wasm_init_memory --no-show-raw-insn --no-leading-addr %t.pic.wasm | FileCheck %s --check-prefixes DIS,PIC-DIS -DPTR=i32 34 35; Also test in combination with PIC/pie + wasm64 36; RUN: wasm-ld -mwasm64 --experimental-pic -pie -no-gc-sections --no-entry --shared-memory --max-memory=131072 %t.atomics.bulk-mem.pic-mem64.o -o %t.pic-mem64.wasm 37; RUN: obj2yaml %t.pic-mem64.wasm | FileCheck %s --check-prefixes PASSIVE-PIC,PASSIVE64-PIC 38; RUN: llvm-objdump --disassemble-symbols=__wasm_call_ctors,__wasm_apply_data_relocs,__wasm_init_memory --no-show-raw-insn --no-leading-addr %t.pic-mem64.wasm | FileCheck %s --check-prefixes DIS,PIC-DIS -DPTR=i64 39 40@a = hidden global [6 x i8] c"hello\00", align 1 41@b = hidden global [8 x i8] c"goodbye\00", align 1 42@c = hidden global [10000 x i8] zeroinitializer, align 1 43@d = hidden global i32 42, align 4 44 45@e = private constant [9 x i8] c"constant\00", align 1 46@f = private constant i8 43, align 4 47 48@g = thread_local global i32 99, align 4 49 50; ERROR: 'bulk-memory' feature must be used in order to use shared memory 51 52; ACTIVE-LABEL: - Type: CODE 53; ACTIVE-NEXT: Functions: 54; ACTIVE-NEXT: - Index: 0 55; ACTIVE-NEXT: Locals: [] 56; ACTIVE-NEXT: Body: 0B 57; ACTIVE-NEXT: - Type: DATA 58; ACTIVE-NEXT: Segments: 59; ACTIVE-NEXT: - SectionOffset: 7 60; ACTIVE-NEXT: InitFlags: 0 61; ACTIVE-NEXT: Offset: 62; ACTIVE32-NEXT: Opcode: I32_CONST 63; ACTIVE64-NEXT: Opcode: I64_CONST 64; ACTIVE-NEXT: Value: 1024 65; ACTIVE-NEXT: Content: 636F6E7374616E74000000002B 66; ACTIVE-NEXT: - SectionOffset: 26 67; ACTIVE-NEXT: InitFlags: 0 68; ACTIVE-NEXT: Offset: 69; ACTIVE32-NEXT: Opcode: I32_CONST 70; ACTIVE64-NEXT: Opcode: I64_CONST 71; ACTIVE-NEXT: Value: 1040 72; ACTIVE-NEXT: Content: 68656C6C6F00676F6F646279650000002A000000 73; ACTIVE-NEXT: - Type: CUSTOM 74; ACTIVE-NEXT: Name: name 75; ACTIVE-NEXT: FunctionNames: 76; ACTIVE-NEXT: - Index: 0 77; ACTIVE-NEXT: Name: __wasm_call_ctors 78 79; PASSIVE-LABEL: - Type: START 80; PASSIVE-NEXT: StartFunction: 2 81; PASSIVE-LABEL: - Type: DATACOUNT 82; PASSIVE-NEXT: Count: 3 83; PASSIVE-LABEL: - Type: CODE 84; PASSIVE-NEXT: Functions: 85; PASSIVE-NEXT: - Index: 0 86; PASSIVE-NEXT: Locals: [] 87; PASSIVE-NEXT: Body: 0B 88; PASSIVE-NEXT: - Index: 1 89; PASSIVE-NEXT: Locals: [] 90; PASSIVE-NEXT: Body: {{.*}} 91; PASSIVE-NEXT: - Index: 2 92; PASSIVE-NEXT: Locals: [] 93; PASSIVE-NEXT: Body: {{.*}} 94; PASSIVE-NEXT: - Type: DATA 95; PASSIVE-NEXT: Segments: 96; PASSIVE-NEXT: - SectionOffset: 3 97; PASSIVE-NEXT: InitFlags: 1 98; PASSIVE-NEXT: Content: '63000000' 99; PASSIVE-NEXT: - SectionOffset: 9 100; PASSIVE-NEXT: InitFlags: 1 101; PASSIVE-NEXT: Content: 636F6E7374616E74000000002B 102; PASSIVE-NEXT: - SectionOffset: 24 103; PASSIVE-NEXT: InitFlags: 1 104; PASSIVE-NEXT: Content: 68656C6C6F00676F6F646279650000002A000000 105; PASSIVE-NEXT: - Type: CUSTOM 106; PASSIVE-NEXT: Name: name 107; PASSIVE-NEXT: FunctionNames: 108; PASSIVE-NEXT: - Index: 0 109; PASSIVE-NEXT: Name: __wasm_call_ctors 110; PASSIVE-NEXT: - Index: 1 111; PASSIVE-NEXT: Name: __wasm_init_tls 112; PASSIVE-NEXT: - Index: 2 113; PASSIVE-NEXT: Name: __wasm_init_memory 114 115; PASSIVE-PIC: - Type: START 116; PASSIVE-PIC-NEXT: StartFunction: 2 117; PASSIVE-PIC-NEXT: - Type: DATACOUNT 118; PASSIVE-PIC-NEXT: Count: 3 119; PASSIVE-PIC-NEXT: - Type: CODE 120; PASSIVE-PIC-NEXT: Functions: 121; PASSIVE-PIC-NEXT: - Index: 0 122; PASSIVE-PIC-NEXT: Locals: [] 123; PASSIVE-PIC-NEXT: Body: 0B 124; PASSIVE-PIC-NEXT: - Index: 1 125; PASSIVE-PIC-NEXT: Locals: [] 126; PASSIVE-PIC-NEXT: Body: {{.*}} 127; PASSIVE-PIC-NEXT: - Index: 2 128; PASSIVE-PIC-NEXT: Locals: 129; PASSIVE32-PIC-NEXT: - Type: I32 130; PASSIVE64-PIC-NEXT: - Type: I64 131; PASSIVE-PIC-NEXT: Count: 2 132; PASSIVE-PIC-NEXT: Body: {{.*}} 133; PASSIVE-PIC-NEXT: - Type: DATA 134; PASSIVE-PIC-NEXT: Segments: 135; PASSIVE-PIC-NEXT: - SectionOffset: 3 136; PASSIVE-PIC-NEXT: InitFlags: 1 137; PASSIVE-PIC-NEXT: Content: '63000000' 138; PASSIVE-PIC-NEXT: - SectionOffset: 9 139; PASSIVE-PIC-NEXT: InitFlags: 1 140; PASSIVE-PIC-NEXT: Content: 636F6E7374616E74000000002B 141; PASSIVE-PIC-NEXT: - SectionOffset: 24 142; PASSIVE-PIC-NEXT: InitFlags: 1 143; PASSIVE-PIC-NEXT: Content: 68656C6C6F00676F6F646279650000002A000000 144; PASSIVE-PIC-NEXT: - Type: CUSTOM 145; PASSIVE-PIC-NEXT: Name: name 146; PASSIVE-PIC-NEXT: FunctionNames: 147; PASSIVE-PIC-NEXT: - Index: 0 148; PASSIVE-PIC-NEXT: Name: __wasm_call_ctors 149; PASSIVE-PIC-NEXT: - Index: 1 150; PASSIVE-PIC-NEXT: Name: __wasm_init_tls 151; PASSIVE-PIC-NEXT: - Index: 2 152; PASSIVE-PIC-NEXT: Name: __wasm_init_memory 153 154; no data relocations. 155; DIS-LABEL: <__wasm_call_ctors>: 156; DIS-EMPTY: 157; DIS-NEXT: end 158 159; PIC-DIS-EMPTY: 160 161; DIS-LABEL: <__wasm_init_memory>: 162 163; PIC-DIS: .local [[PTR]] 164; PIC-DIS-NEXT: global.get 1 165; PIC-DIS-NEXT: [[PTR]].const 10040 166; PIC-DIS-NEXT: [[PTR]].add 167; PIC-DIS-NEXT: local.set 0 168 169; DIS: block 170; DIS-NEXT: block 171; DIS-NEXT: block 172 173; NOPIC-DIS-NEXT: [[PTR]].const 11064 174; PIC-DIS-NEXT: local.get 0 175 176; DIS-NEXT: i32.const 0 177; DIS-NEXT: i32.const 1 178; DIS-NEXT: i32.atomic.rmw.cmpxchg 0 179; DIS-NEXT: br_table {0, 1, 2} # 1: down to label1 180; DIS-NEXT: # 2: down to label0 181; DIS-NEXT: end 182 183; NOPIC-DIS-NEXT: [[PTR]].const 1024 184; NOPIC-DIS-NEXT: [[PTR]].const 1024 185; NOPIC-DIS-NEXT: global.set 1 186; PIC-DIS-NEXT: [[PTR]].const 0 187; PIC-DIS-NEXT: global.get 1 188; PIC-DIS-NEXT: [[PTR]].add 189; PIC-DIS-NEXT: local.tee 1 190; PIC-DIS-NEXT: global.set {{\d*}} 191; PIC-DIS-NEXT: local.get 1 192; DIS-NEXT: i32.const 0 193; DIS-NEXT: i32.const 4 194; DIS-NEXT: memory.init 0, 0 195 196; NOPIC-DIS-NEXT: [[PTR]].const 1028 197; PIC-DIS-NEXT: [[PTR]].const 4 198; PIC-DIS-NEXT: global.get 1 199; PIC-DIS-NEXT: [[PTR]].add 200 201; DIS-NEXT: i32.const 0 202; DIS-NEXT: i32.const 13 203; DIS-NEXT: memory.init 1, 0 204 205; NOPIC-DIS-NEXT: [[PTR]].const 1044 206; PIC-DIS-NEXT: [[PTR]].const 20 207; PIC-DIS-NEXT: global.get 1 208; PIC-DIS-NEXT: [[PTR]].add 209 210; DIS-NEXT: i32.const 0 211; DIS-NEXT: i32.const 20 212; DIS-NEXT: memory.init 2, 0 213; NOPIC-DIS-NEXT: [[PTR]].const 1064 214; PIC-DIS-NEXT: [[PTR]].const 40 215; PIC-DIS-NEXT: global.get 1 216; PIC-DIS-NEXT: [[PTR]].add 217; DIS-NEXT: i32.const 0 218; DIS-NEXT: [[PTR]].const 10000 219; DIS-NEXT: memory.fill 0 220 221; NOPIC-DIS-NEXT: [[PTR]].const 11064 222; PIC-DIS-NEXT: local.get 0 223 224; DIS-NEXT: i32.const 2 225; DIS-NEXT: i32.atomic.store 0 226 227; NOPIC-DIS-NEXT: [[PTR]].const 11064 228; PIC-DIS-NEXT: local.get 0 229 230; DIS-NEXT: i32.const -1 231; DIS-NEXT: memory.atomic.notify 0 232; DIS-NEXT: drop 233; DIS-NEXT: br 1 # 1: down to label1 234; DIS-NEXT: end 235 236; NOPIC-DIS-NEXT: [[PTR]].const 11064 237; PIC-DIS-NEXT: local.get 0 238 239; DIS-NEXT: i32.const 1 240; DIS-NEXT: i64.const -1 241; DIS-NEXT: memory.atomic.wait32 0 242; DIS-NEXT: drop 243; DIS-NEXT: end 244; DIS-NEXT: data.drop 1 245; DIS-NEXT: data.drop 2 246; DIS-NEXT: end 247