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 ; arm64 has its own copy of tls-execs.ll, copied from this one during implementation.
5 @initial_exec_var = external thread_local(initialexec) global i32
7 define i32 @test_initial_exec() {
8 ; CHECK-LABEL: test_initial_exec:
9 %val = load i32* @initial_exec_var
11 ; CHECK: adrp x[[GOTADDR:[0-9]+]], :gottprel:initial_exec_var
12 ; CHECK: ldr x[[TP_OFFSET:[0-9]+]], [x[[GOTADDR]], #:gottprel_lo12:initial_exec_var]
13 ; CHECK: mrs x[[TP:[0-9]+]], tpidr_el0
14 ; CHECK: ldr w0, [x[[TP]], x[[TP_OFFSET]]]
16 ; CHECK-RELOC: R_AARCH64_TLSIE_ADR_GOTTPREL_PAGE21
17 ; CHECK-RELOC: R_AARCH64_TLSIE_LD64_GOTTPREL_LO12_NC
22 define i32* @test_initial_exec_addr() {
23 ; CHECK-LABEL: test_initial_exec_addr:
24 ret i32* @initial_exec_var
26 ; CHECK: adrp x[[GOTADDR:[0-9]+]], :gottprel:initial_exec_var
27 ; CHECK: ldr [[TP_OFFSET:x[0-9]+]], [x[[GOTADDR]], #:gottprel_lo12:initial_exec_var]
28 ; CHECK: mrs [[TP:x[0-9]+]], tpidr_el0
29 ; CHECK: add x0, [[TP]], [[TP_OFFSET]]
31 ; CHECK-RELOC: R_AARCH64_TLSIE_ADR_GOTTPREL_PAGE21
32 ; CHECK-RELOC: R_AARCH64_TLSIE_LD64_GOTTPREL_LO12_NC
36 @local_exec_var = thread_local(initialexec) global i32 0
38 define i32 @test_local_exec() {
39 ; CHECK-LABEL: test_local_exec:
40 %val = load i32* @local_exec_var
42 ; CHECK: movz [[TP_OFFSET:x[0-9]+]], #:tprel_g1:local_exec_var // encoding: [A,A,0xa0'A',0x92'A']
43 ; CHECK: movk [[TP_OFFSET]], #:tprel_g0_nc:local_exec_var
44 ; CHECK: mrs x[[TP:[0-9]+]], tpidr_el0
45 ; CHECK: ldr w0, [x[[TP]], [[TP_OFFSET]]]
47 ; CHECK-RELOC: R_AARCH64_TLSLE_MOVW_TPREL_G1
48 ; CHECK-RELOC: R_AARCH64_TLSLE_MOVW_TPREL_G0_NC
53 define i32* @test_local_exec_addr() {
54 ; CHECK-LABEL: test_local_exec_addr:
55 ret i32* @local_exec_var
57 ; CHECK: movz [[TP_OFFSET:x[0-9]+]], #:tprel_g1:local_exec_var
58 ; CHECK: movk [[TP_OFFSET]], #:tprel_g0_nc:local_exec_var
59 ; CHECK: mrs [[TP:x[0-9]+]], tpidr_el0
60 ; CHECK: add x0, [[TP]], [[TP_OFFSET]]
62 ; CHECK-RELOC: R_AARCH64_TLSLE_MOVW_TPREL_G1
63 ; CHECK-RELOC: R_AARCH64_TLSLE_MOVW_TPREL_G0_NC