third_party/llvm-7.0/llvm/test/MC/AArch64/elf-globaladdress.ll

;; RUN: llc -mtriple=aarch64-none-linux-gnu -filetype=obj %s -o - | \
;; RUN:   llvm-readobj -h -r | FileCheck -check-prefix=OBJ %s

; Also take it on a round-trip through llvm-mc to stretch assembly-parsing's legs:
;; RUN: llc -mtriple=aarch64-none-linux-gnu %s -o - | \
;; RUN:     llvm-mc -triple=arm64-none-linux-gnu -filetype=obj -o - | \
;; RUN:     llvm-readobj -h -r | FileCheck -check-prefix=OBJ %s

@var8 = global i8 0
@var16 = global i16 0
@var32 = global i32 0
@var64 = global i64 0

define void @loadstore() {
    %val8 = load i8, i8* @var8
    store volatile i8 %val8, i8* @var8

    %val16 = load i16, i16* @var16
    store volatile i16 %val16, i16* @var16

    %val32 = load i32, i32* @var32
    store volatile i32 %val32, i32* @var32

    %val64 = load i64, i64* @var64
    store volatile i64 %val64, i64* @var64

    ret void
}

@globaddr = global i64* null

define void @address() {
    store i64* @var64, i64** @globaddr
    ret void
}

; Check we're using EM_AARCH64
; OBJ: ElfHeader {
; OBJ:   Machine: EM_AARCH64
; OBJ: }

; OBJ: Relocations [
; OBJ:   Section {{.*}} .rela.text {
; OBJ:     0x{{[0-9,A-F]+}} R_AARCH64_ADR_PREL_PG_HI21   var8
; OBJ:     0x{{[0-9,A-F]+}} R_AARCH64_LDST8_ABS_LO12_NC  var8
; OBJ:     0x{{[0-9,A-F]+}} R_AARCH64_ADR_PREL_PG_HI21   var16
; OBJ:     0x{{[0-9,A-F]+}} R_AARCH64_LDST16_ABS_LO12_NC var16
; OBJ:     0x{{[0-9,A-F]+}} R_AARCH64_ADR_PREL_PG_HI21   var32
; OBJ:     0x{{[0-9,A-F]+}} R_AARCH64_LDST32_ABS_LO12_NC var32
; OBJ:     0x{{[0-9,A-F]+}} R_AARCH64_ADR_PREL_PG_HI21   var64
; OBJ:     0x{{[0-9,A-F]+}} R_AARCH64_LDST64_ABS_LO12_NC var64

; This is on the store, so not really important, but it stops the next
; match working.
; OBJ:     0x{{[0-9,A-F]+}} R_AARCH64_LDST64_ABS_LO12_NC var64

; Pure address-calculation against var64
; OBJ:     0x{{[0-9,A-F]+}} R_AARCH64_ADR_PREL_PG_HI21   var64
; OBJ:     0x{{[0-9,A-F]+}} R_AARCH64_ADD_ABS_LO12_NC    var64

; OBJ:   }
; OBJ: ]