1;; Tagged symbols are only available on aarch64-linux-android. 2; RUN: not llc -filetype=null %s -mtriple=aarch64-unknown-linux 2>&1 | FileCheck %s --check-prefix=ERR 3; RUN: %if x86-registered-target %{ not llc -filetype=null %s -mtriple=x86_64-unknown-linux 2>&1 | FileCheck %s --check-prefix=ERR %} 4 5; ERR: error: tagged symbols (-fsanitize=memtag-globals) are only supported on AArch64 Android 6 7; RUN: llc %s -mtriple=aarch64-linux-android31 -o %t.S 8; RUN: FileCheck %s --input-file=%t.S --check-prefix=CHECK-ASM 9; RUN: llvm-mc -filetype=obj %t.S -triple=aarch64-linux-android31 -o %t.o 10; RUN: llvm-readelf -r %t.o | FileCheck %s --check-prefix=CHECK-RELOCS 11 12; RUN: obj2yaml %t.o -o %t.yaml 13; RUN: FileCheck %s --input-file=%t.yaml --check-prefix=CHECK-YAML 14; RUN: llvm-readelf -r %t.o | FileCheck %s --check-prefix=CHECK-RELOCS 15 16;; Check we don't create relocations referencing a section symbol for sanitize_memtag globals. 17; CHECK-RELOCS: Relocation section '.rela.text' {{.*}} contains 4 entries: 18; CHECK-RELOCS: R_AARCH64_ADR_GOT_PAGE {{.*}} internal_four + 0 19; CHECK-RELOCS-NEXT: R_AARCH64_ADR_GOT_PAGE {{.*}} four + 0 20; CHECK-RELOCS-NEXT: R_AARCH64_LD64_GOT_LO12_NC {{.*}} internal_four + 0 21; CHECK-RELOCS-NEXT: R_AARCH64_LD64_GOT_LO12_NC {{.*}} four + 0 22 23; CHECK-RELOCS: Relocation section '.rela.memtag.globals.static' {{.*}} contains 4 entries 24; CHECK-RELOCS: R_AARCH64_NONE {{.*}} internal_four 25; CHECK-RELOCS: R_AARCH64_NONE {{.*}} four 26; CHECK-RELOCS: R_AARCH64_NONE {{.*}} sixteen 27; CHECK-RELOCS: R_AARCH64_NONE {{.*}} huge 28; CHECK-RELOCS-NOT: specialcaselisted 29 30; CHECK-YAML: Sections: 31; CHECK-YAML: - Name: .rela.memtag.globals.static 32; CHECK-YAML-NOT: - Name: 33; CHECK-YAML: Relocations: 34; CHECK-YAML-NEXT: - Symbol: internal_four 35; CHECK-YAML-NEXT: Type: R_AARCH64_NONE 36; CHECK-YAML-NEXT: - Symbol: four 37; CHECK-YAML-NEXT: Type: R_AARCH64_NONE 38; CHECK-YAML-NEXT: - Symbol: sixteen 39; CHECK-YAML-NEXT: Type: R_AARCH64_NONE 40; CHECK-YAML-NEXT: - Symbol: huge 41; CHECK-YAML-NEXT: Type: R_AARCH64_NONE 42; CHECK-YAML-NEXT: - 43 44; CHECK-ASM: .memtag internal_four 45; CHECK-ASM .p2align 4 46; CHECK-ASM: .size internal_four, 16 47; CHECK-ASM: .memtag four 48; CHECK-ASM .p2align 4 49; CHECK-ASM: .size four, 16 50; CHECK-ASM: .memtag sixteen 51; CHECK-ASM .p2align 4 52; CHECK-ASM: .size sixteen, 16 53; CHECK-ASM: .memtag huge 54; CHECK-ASM .p2align 4 55; CHECK-ASM: .size huge, 16777232 56; CHECK-ASM-NOT: .memtag specialcaselisted 57 58@internal_four = internal global i32 1, sanitize_memtag 59@four = dso_local global i32 1, sanitize_memtag 60@sixteen = global [16 x i8] zeroinitializer, sanitize_memtag 61@huge = global [16777232 x i8] zeroinitializer, sanitize_memtag 62@specialcaselisted = global i16 2 63 64define i32 @use() { 65entry: 66 %a = load i32, ptr @internal_four 67 %b = load i32, ptr @four 68 %sum = add i32 %a, %b 69 ret i32 %sum 70} 71