1 ; RUN: llc -mtriple=arm64-none-linux-gnu -verify-machineinstrs -show-mc-encoding < %s | FileCheck %s 2 ; RUN: llc -mtriple=arm64-none-linux-gnu -filetype=obj < %s | llvm-objdump -r - | FileCheck --check-prefix=CHECK-RELOC %s 3 4 @initial_exec_var = external thread_local(initialexec) global i32 5 6 define i32 @test_initial_exec() { 7 ; CHECK-LABEL: test_initial_exec: 8 %val = load i32, i32* @initial_exec_var 9 10 ; CHECK: adrp x[[GOTADDR:[0-9]+]], :gottprel:initial_exec_var 11 ; CHECK: ldr x[[TP_OFFSET:[0-9]+]], [x[[GOTADDR]], :gottprel_lo12:initial_exec_var] 12 ; CHECK: mrs x[[TP:[0-9]+]], TPIDR_EL0 13 ; CHECK: ldr w0, [x[[TP]], x[[TP_OFFSET]]] 14 15 ; CHECK-RELOC: R_AARCH64_TLSIE_ADR_GOTTPREL_PAGE21 16 ; CHECK-RELOC: R_AARCH64_TLSIE_LD64_GOTTPREL_LO12_NC 17 18 ret i32 %val 19 } 20 21 define i32* @test_initial_exec_addr() { 22 ; CHECK-LABEL: test_initial_exec_addr: 23 ret i32* @initial_exec_var 24 25 ; CHECK: adrp x[[GOTADDR:[0-9]+]], :gottprel:initial_exec_var 26 ; CHECK: ldr [[TP_OFFSET:x[0-9]+]], [x[[GOTADDR]], :gottprel_lo12:initial_exec_var] 27 ; CHECK: mrs [[TP:x[0-9]+]], TPIDR_EL0 28 ; CHECK: add x0, [[TP]], [[TP_OFFSET]] 29 30 ; CHECK-RELOC: R_AARCH64_TLSIE_ADR_GOTTPREL_PAGE21 31 ; CHECK-RELOC: R_AARCH64_TLSIE_LD64_GOTTPREL_LO12_NC 32 33 } 34 35 @local_exec_var = thread_local(localexec) global i32 0 36 37 define i32 @test_local_exec() { 38 ; CHECK-LABEL: test_local_exec: 39 %val = load i32, i32* @local_exec_var 40 41 ; CHECK: mrs x[[R1:[0-9]+]], TPIDR_EL0 42 ; CHECK: add x[[R2:[0-9]+]], x[[R1]], :tprel_hi12:local_exec_var 43 ; CHECK: add x[[R3:[0-9]+]], x[[R2]], :tprel_lo12_nc:local_exec_var 44 ; CHECK: ldr w0, [x[[R3]]] 45 46 ; CHECK-RELOC: R_AARCH64_TLSLE_ADD_TPREL_HI12 47 ; CHECK-RELOC: R_AARCH64_TLSLE_ADD_TPREL_LO12_NC 48 ret i32 %val 49 } 50 51 define i32* @test_local_exec_addr() { 52 ; CHECK-LABEL: test_local_exec_addr: 53 ret i32* @local_exec_var 54 55 ; CHECK: mrs x[[R1:[0-9]+]], TPIDR_EL0 56 ; CHECK: add x[[R2:[0-9]+]], x[[R1]], :tprel_hi12:local_exec_var 57 ; CHECK: add x0, x[[R2]], :tprel_lo12_nc:local_exec_var 58 ; CHECK: ret 59 60 ; CHECK-RELOC: R_AARCH64_TLSLE_ADD_TPREL_HI12 61 ; CHECK-RELOC: R_AARCH64_TLSLE_ADD_TPREL_LO12_NC 62 } 63
