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1; Non-PIC tests2; RUN: sed -e 's/\[\[TLS_MODE\]\]/(localexec)/' %s | llc -filetype=obj -mattr=+bulk-memory,atomics - -o %t.localexec.o3; RUN: sed -e 's/\[\[TLS_MODE\]\]//' %s | llc -filetype=obj -mattr=+bulk-memory,atomics - -o %t.generaldynamic.o4; RUN: llvm-dwarfdump %t.localexec.o | FileCheck %s --check-prefixes=CHECK,NOPIC5; RUN: llvm-dwarfdump %t.generaldynamic.o | FileCheck %s --check-prefixes=CHECK,NOPIC6; RUN: llvm-readobj -r %t.localexec.o | FileCheck %s --check-prefixes=RELOCS-NOSPLIT7; RUN: llvm-readobj -r %t.generaldynamic.o | FileCheck %s --check-prefixes=RELOCS-NOSPLIT8 9; PIC tests10; RUN: sed -e 's/\[\[TLS_MODE\]\]/(localexec)/' %s | llc -filetype=obj -mattr=+bulk-memory,atomics -relocation-model=pic - -o %t.localexec.pic.o11; RUN: sed -e 's/\[\[TLS_MODE\]\]//' %s | llc -filetype=obj -mattr=+bulk-memory,atomics -relocation-model=pic - -o %t.generaldynamic.pic.o12; RUN: llvm-dwarfdump %t.localexec.pic.o | FileCheck %s --check-prefixes=CHECK,PIC13; RUN: llvm-dwarfdump %t.generaldynamic.pic.o | FileCheck %s --check-prefixes=CHECK,PIC14; RUN: llvm-readobj -r %t.localexec.pic.o | FileCheck %s --check-prefixes=RELOCS-NOSPLIT,RELOCS-PIC-NOSPLIT15; RUN: llvm-readobj -r %t.generaldynamic.pic.o | FileCheck %s --check-prefixes=RELOCS-NOSPLIT,RELOCS-PIC-NOSPLIT16 17; Non-PIC + split DWARF tests18; RUN: sed -e 's/\[\[TLS_MODE\]\]/(localexec)/' %s | llc -filetype=obj -mattr=+bulk-memory,atomics -split-dwarf-file=%t.localexec.split.dwo -split-dwarf-output=%t.localexec.split.dwo - -o %t.localexec.split.o19; RUN: sed -e 's/\[\[TLS_MODE\]\]//' %s | llc -filetype=obj -mattr=+bulk-memory,atomics -split-dwarf-file=%t.generaldynamic.split.dwo -split-dwarf-output=%t.generaldynamic.split.dwo - -o %t.generaldynamic.split.o20; RUN: llvm-dwarfdump %t.localexec.split.dwo | FileCheck %s --check-prefixes=CHECK,NOPIC21; RUN: llvm-dwarfdump %t.generaldynamic.split.dwo | FileCheck %s --check-prefixes=CHECK,NOPIC22; RUN: llvm-readobj -r %t.localexec.split.dwo | FileCheck %s --check-prefixes=RELOCS-SPLIT23; RUN: llvm-readobj -r %t.generaldynamic.split.dwo | FileCheck %s --check-prefixes=RELOCS-SPLIT24 25; PIC + split DWARF tests26; RUN: sed -e 's/\[\[TLS_MODE\]\]/(localexec)/' %s | llc -filetype=obj -mattr=+bulk-memory,atomics -relocation-model=pic -split-dwarf-file=%t.localexec.pic.split.dwo -split-dwarf-output=%t.localexec.pic.split.dwo - -o %t.localexec.pic.split.o27; RUN: sed -e 's/\[\[TLS_MODE\]\]//' %s | llc -filetype=obj -mattr=+bulk-memory,atomics -relocation-model=pic -split-dwarf-file=%t.generaldynamic.pic.split.dwo -split-dwarf-output=%t.generaldynamic.pic.split.dwo - -o %t.generaldynamic.pic.split.o28; RUN: llvm-dwarfdump %t.localexec.pic.split.dwo | FileCheck %s --check-prefixes=CHECK,PIC29; RUN: llvm-dwarfdump %t.generaldynamic.pic.split.dwo | FileCheck %s --check-prefixes=CHECK,PIC30; RUN: llvm-readobj -r %t.localexec.pic.split.dwo | FileCheck %s --check-prefixes=RELOCS-SPLIT31; RUN: llvm-readobj -r %t.generaldynamic.pic.split.dwo | FileCheck %s --check-prefixes=RELOCS-SPLIT32 33; This test is generated from the following C code, after which some unnecessary34; debug info is removed.35 36; int external_var0 = 111;37; int external_var1 = 222;38; static int internal_var0 = 333;39; static int internal_var1 = 444;40; _Thread_local int external_tls_var0 = 555;41; _Thread_local int external_tls_var1 = 666;42; _Thread_local int internal_tls_var0 = 777;43; _Thread_local int internal_tls_var1 = 888;44;45; void foo(int, int, int, int, int, int, int, int);46;47; void test_tls_pic_globals() {48; foo(external_var0, external_var1, internal_var0, internal_var1,49; external_tls_var0, external_tls_var1, internal_tls_var0,50; internal_tls_var1);51; }52 53target datalayout = "e-m:e-p:32:32-p10:8:8-p20:8:8-i64:64-f128:64-n32:64-S128-ni:1:10:20"54target triple = "wasm32-unknown-emscripten"55 56@external_var0 = global i32 111, align 4, !dbg !057@external_var1 = global i32 222, align 4, !dbg !558@internal_var0 = internal global i32 333, align 4, !dbg !859@internal_var1 = internal global i32 444, align 4, !dbg !1060@external_tls_var0 = thread_local[[TLS_MODE]] global i32 555, align 4, !dbg !1261@external_tls_var1 = thread_local[[TLS_MODE]] global i32 666, align 4, !dbg !1462@internal_tls_var0 = internal thread_local[[TLS_MODE]] global i32 777, align 4, !dbg !1663@internal_tls_var1 = internal thread_local[[TLS_MODE]] global i32 888, align 4, !dbg !1864 65define void @foo(i32, i32, i32, i32, i32, i32, i32, i32) {66 ret void67}68 69define void @test_tls_pic_globals() !dbg !24 {70entry:71 %0 = load i32, ptr @external_var0, align 472 %1 = load i32, ptr @external_var1, align 473 %2 = load i32, ptr @internal_var0, align 474 %3 = load i32, ptr @internal_var1, align 475 %4 = call align 4 ptr @llvm.threadlocal.address.p0(ptr align 4 @external_tls_var0)76 %5 = load i32, ptr %4, align 477 %6 = call align 4 ptr @llvm.threadlocal.address.p0(ptr align 4 @external_tls_var1)78 %7 = load i32, ptr %6, align 479 %8 = call align 4 ptr @llvm.threadlocal.address.p0(ptr align 4 @internal_tls_var0)80 %9 = load i32, ptr %8, align 481 %10 = call align 4 ptr @llvm.threadlocal.address.p0(ptr align 4 @internal_tls_var1)82 %11 = load i32, ptr %10, align 483 call void @foo(i32 %0, i32 %1, i32 %2, i32 %3, i32 %5, i32 %7, i32 %9, i32 %11)84 ret void85}86 87; Function Attrs: nocallback nofree nosync nounwind speculatable willreturn memory(none)88declare nonnull ptr @llvm.threadlocal.address.p0(ptr nonnull) #089 90attributes #0 = { nocallback nofree nosync nounwind speculatable willreturn memory(none) }91 92!llvm.dbg.cu = !{!2}93!llvm.module.flags = !{!20, !21, !22, !23}94 95!0 = !DIGlobalVariableExpression(var: !1, expr: !DIExpression())96!1 = distinct !DIGlobalVariable(name: "external_var0", scope: !2, file: !3, line: 4, type: !7, isLocal: false, isDefinition: true)97!2 = distinct !DICompileUnit(language: DW_LANG_C11, file: !3, isOptimized: false, runtimeVersion: 0, emissionKind: FullDebug, globals: !4)98!3 = !DIFile(filename: "test.c", directory: "")99!4 = !{!0, !5, !8, !10, !12, !14, !16, !18}100!5 = !DIGlobalVariableExpression(var: !6, expr: !DIExpression())101!6 = distinct !DIGlobalVariable(name: "external_var1", scope: !2, file: !3, line: 4, type: !7, isLocal: false, isDefinition: true)102!7 = !DIBasicType(name: "int", size: 32, encoding: DW_ATE_signed)103!8 = !DIGlobalVariableExpression(var: !9, expr: !DIExpression())104!9 = distinct !DIGlobalVariable(name: "internal_var0", scope: !2, file: !3, line: 6, type: !7, isLocal: true, isDefinition: true)105!10 = !DIGlobalVariableExpression(var: !11, expr: !DIExpression())106!11 = distinct !DIGlobalVariable(name: "internal_var1", scope: !2, file: !3, line: 7, type: !7, isLocal: true, isDefinition: true)107!12 = !DIGlobalVariableExpression(var: !13, expr: !DIExpression())108!13 = distinct !DIGlobalVariable(name: "external_tls_var0", scope: !2, file: !3, line: 8, type: !7, isLocal: false, isDefinition: true)109!14 = !DIGlobalVariableExpression(var: !15, expr: !DIExpression())110!15 = distinct !DIGlobalVariable(name: "external_tls_var1", scope: !2, file: !3, line: 9, type: !7, isLocal: false, isDefinition: true)111!16 = !DIGlobalVariableExpression(var: !17, expr: !DIExpression())112!17 = distinct !DIGlobalVariable(name: "internal_tls_var0", scope: !2, file: !3, line: 9, type: !7, isLocal: true, isDefinition: true)113!18 = !DIGlobalVariableExpression(var: !19, expr: !DIExpression())114!19 = distinct !DIGlobalVariable(name: "internal_tls_var1", scope: !2, file: !3, line: 9, type: !7, isLocal: true, isDefinition: true)115!20 = !{i32 7, !"Dwarf Version", i32 5}116!21 = !{i32 2, !"Debug Info Version", i32 3}117!22 = !{i32 1, !"wchar_size", i32 4}118!23 = !{i32 8, !"PIC Level", i32 2}119!24 = distinct !DISubprogram(name: "main", scope: !3, file: !3, line: 16, type: !25, spFlags: DISPFlagDefinition, unit: !2)120!25 = !DISubroutineType(types: !26)121!26 = !{null}122 123; Tests if TLS variables and global variables in PIC mode have a correct debug124; info location. TLS variables should have their location relative to __tls_base125; global, and global variables in PIC objects should have their location126; relative to __memory_base global.127 128; CHECK: DW_TAG_variable129; CHECK-NEXT: DW_AT_name ("external_var0")130; CHECK: DW_AT_external (true)131; NOPIC: DW_AT_location (DW_OP_addrx 0x0)132; PIC: DW_AT_location (DW_OP_WASM_location 0x3 0x{{[0-9]+}}, DW_OP_addrx 0x0, DW_OP_plus)133 134; CHECK: DW_TAG_variable135; CHECK-NEXT: DW_AT_name ("external_var1")136; CHECK: DW_AT_external (true)137; NOPIC: DW_AT_location (DW_OP_addrx 0x1)138; PIC: DW_AT_location (DW_OP_WASM_location 0x3 0x{{[0-9]+}}, DW_OP_addrx 0x1, DW_OP_plus)139 140; CHECK: DW_TAG_variable141; CHECK-NEXT: DW_AT_name ("internal_var0")142; NOPIC: DW_AT_location (DW_OP_addrx 0x2)143; PIC: DW_AT_location (DW_OP_WASM_location 0x3 0x{{[0-9]+}}, DW_OP_addrx 0x2, DW_OP_plus)144 145; CHECK: DW_TAG_variable146; CHECK-NEXT: DW_AT_name ("internal_var1")147; NOPIC: DW_AT_location (DW_OP_addrx 0x3)148; PIC: DW_AT_location (DW_OP_WASM_location 0x3 0x{{[0-9]+}}, DW_OP_addrx 0x3, DW_OP_plus)149 150; CHECK: DW_TAG_variable151; CHECK-NEXT: DW_AT_name ("external_tls_var0")152; CHECK: DW_AT_external (true)153; CHECK: DW_AT_location (DW_OP_WASM_location 0x3 0x{{[0-9]+}}, DW_OP_addrx 0x4, DW_OP_plus)154 155; CHECK: DW_TAG_variable156; CHECK-NEXT: DW_AT_name ("external_tls_var1")157; CHECK: DW_AT_external (true)158; CHECK: DW_AT_location (DW_OP_WASM_location 0x3 0x{{[0-9]+}}, DW_OP_addrx 0x5, DW_OP_plus)159 160; CHECK: DW_TAG_variable161; CHECK-NEXT: DW_AT_name ("internal_tls_var0")162; CHECK: DW_AT_location (DW_OP_WASM_location 0x3 0x{{[0-9]+}}, DW_OP_addrx 0x6, DW_OP_plus)163 164; CHECK: DW_TAG_variable165; CHECK-NEXT: DW_AT_name ("internal_tls_var1")166; CHECK: DW_AT_location (DW_OP_WASM_location 0x3 0x{{[0-9]+}}, DW_OP_addrx 0x7, DW_OP_plus)167 168; In non-split DWARF, .debug_info section contains relocations referring to169; __stack_pointer, __tls_base, and __memory_base (if used)170 171; RELOCS-NOSPLIT: Relocations [172; RELOCS-NOSPLIT: Section (8) .debug_info {173; RELOCS-NOSPLIT-DAG: 0x{{.*}} R_WASM_GLOBAL_INDEX_I32 __tls_base174; RELOCS-NOSPLIT-DAG: 0x{{.*}} R_WASM_GLOBAL_INDEX_I32 __stack_pointer175; RELOCS-PIC-NOSPLIT-DAG: 0x{{.*}} R_WASM_GLOBAL_INDEX_I32 __memory_base176; RELOCS-NOSPLIT: }177; RELOCS-NOSPLIT: Section (9) .debug_str_offsets {178 179; In split DWARF, there should be no relocations in .dwo files.180 181; RELOCS-SPLIT: Relocations [182; RELOCS-SPLIT-NEXT: ]183