1 ; RUN: llc -mtriple=aarch64-none-linux-gnu -verify-machineinstrs -show-mc-encoding < %s | FileCheck %s 2 ; RUN: llc -mtriple=aarch64-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* @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(initialexec) global i32 0 36 37 define i32 @test_local_exec() { 38 ; CHECK-LABEL: test_local_exec: 39 %val = load i32* @local_exec_var 40 41 ; CHECK: movz [[TP_OFFSET:x[0-9]+]], #:tprel_g1:local_exec_var // encoding: [A,A,0xa0'A',0x92'A'] 42 ; CHECK: movk [[TP_OFFSET]], #:tprel_g0_nc:local_exec_var 43 ; CHECK: mrs x[[TP:[0-9]+]], tpidr_el0 44 ; CHECK: ldr w0, [x[[TP]], [[TP_OFFSET]]] 45 46 ; CHECK-RELOC: R_AARCH64_TLSLE_MOVW_TPREL_G1 47 ; CHECK-RELOC: R_AARCH64_TLSLE_MOVW_TPREL_G0_NC 48 49 ret i32 %val 50 } 51 52 define i32* @test_local_exec_addr() { 53 ; CHECK-LABEL: test_local_exec_addr: 54 ret i32* @local_exec_var 55 56 ; CHECK: movz [[TP_OFFSET:x[0-9]+]], #:tprel_g1:local_exec_var 57 ; CHECK: movk [[TP_OFFSET]], #:tprel_g0_nc:local_exec_var 58 ; CHECK: mrs [[TP:x[0-9]+]], tpidr_el0 59 ; CHECK: add x0, [[TP]], [[TP_OFFSET]] 60 61 ; CHECK-RELOC: R_AARCH64_TLSLE_MOVW_TPREL_G1 62 ; CHECK-RELOC: R_AARCH64_TLSLE_MOVW_TPREL_G0_NC 63 } 64
