; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py UTC_ARGS: --version 4 ; RUN: llc -o - %s | FileCheck %s --check-prefix=NOPIC ; RUN: llc -o - %s -relocation-model=pic | FileCheck %s --check-prefix=PIC ; RUN: llc -o - %s -relocation-model=pic -enable-tlsdesc | FileCheck %s --check-prefix=TLSDESC target triple = "x86_64--linux-gnu" declare void @effect() declare nonnull ptr @llvm.threadlocal.address.p0(ptr nonnull) @foo_local = dso_local thread_local(localexec) global i32 0, align 4 define i32 @func_local_tls(i32 %arg0, i64 %arg1) nounwind { ; NOPIC-LABEL: func_local_tls: ; NOPIC: # %bb.0: # %entry ; NOPIC-NEXT: pushq %rbp ; NOPIC-NEXT: pushq %rbx ; NOPIC-NEXT: pushq %rax ; NOPIC-NEXT: movl %fs:foo_local@TPOFF, %ebp ; NOPIC-NEXT: testl %edi, %edi ; NOPIC-NEXT: movl %ebp, %eax ; NOPIC-NEXT: jne .LBB0_2 ; NOPIC-NEXT: # %bb.1: # %if.then ; NOPIC-NEXT: movq %rsi, %rbx ; NOPIC-NEXT: callq effect@PLT ; NOPIC-NEXT: movl %fs:foo_local@TPOFF+168(,%rbx,4), %eax ; NOPIC-NEXT: .LBB0_2: # %if.end ; NOPIC-NEXT: addl %ebp, %eax ; NOPIC-NEXT: addq $8, %rsp ; NOPIC-NEXT: popq %rbx ; NOPIC-NEXT: popq %rbp ; NOPIC-NEXT: retq ; ; PIC-LABEL: func_local_tls: ; PIC: # %bb.0: # %entry ; PIC-NEXT: pushq %rbp ; PIC-NEXT: pushq %r14 ; PIC-NEXT: pushq %rbx ; PIC-NEXT: movl %fs:.Lfoo_local$local@TPOFF, %ebp ; PIC-NEXT: testl %edi, %edi ; PIC-NEXT: movl %ebp, %eax ; PIC-NEXT: jne .LBB0_2 ; PIC-NEXT: # %bb.1: # %if.then ; PIC-NEXT: movq %rsi, %rbx ; PIC-NEXT: movq %fs:0, %rax ; PIC-NEXT: leaq .Lfoo_local$local@TPOFF(%rax), %r14 ; PIC-NEXT: callq effect@PLT ; PIC-NEXT: movl 168(%r14,%rbx,4), %eax ; PIC-NEXT: .LBB0_2: # %if.end ; PIC-NEXT: addl %ebp, %eax ; PIC-NEXT: popq %rbx ; PIC-NEXT: popq %r14 ; PIC-NEXT: popq %rbp ; PIC-NEXT: retq ; ; TLSDESC-LABEL: func_local_tls: ; TLSDESC: # %bb.0: # %entry ; TLSDESC-NEXT: pushq %rbp ; TLSDESC-NEXT: pushq %r14 ; TLSDESC-NEXT: pushq %rbx ; TLSDESC-NEXT: movl %fs:.Lfoo_local$local@TPOFF, %ebp ; TLSDESC-NEXT: testl %edi, %edi ; TLSDESC-NEXT: movl %ebp, %eax ; TLSDESC-NEXT: jne .LBB0_2 ; TLSDESC-NEXT: # %bb.1: # %if.then ; TLSDESC-NEXT: movq %rsi, %rbx ; TLSDESC-NEXT: movq %fs:0, %rax ; TLSDESC-NEXT: leaq .Lfoo_local$local@TPOFF(%rax), %r14 ; TLSDESC-NEXT: callq effect@PLT ; TLSDESC-NEXT: movl 168(%r14,%rbx,4), %eax ; TLSDESC-NEXT: .LBB0_2: # %if.end ; TLSDESC-NEXT: addl %ebp, %eax ; TLSDESC-NEXT: popq %rbx ; TLSDESC-NEXT: popq %r14 ; TLSDESC-NEXT: popq %rbp ; TLSDESC-NEXT: retq entry: %addr = tail call ptr @llvm.threadlocal.address.p0(ptr @foo_local) %load0 = load i32, ptr %addr, align 4 %cond = icmp eq i32 %arg0, 0 br i1 %cond, label %if.then, label %if.end if.then: tail call void @effect() %x = add i64 %arg1, 42 %addr1 = getelementptr inbounds i32, ptr %addr, i64 %x %load1 = load i32, ptr %addr1, align 4 br label %if.end if.end: %phi = phi i32 [ %load1, %if.then ], [ %load0, %entry ] %ret = add i32 %phi, %load0 ret i32 %ret } @foo_nonlocal = thread_local global i32 0, align 4 define i32 @func_nonlocal_tls(i32 %arg0, i64 %arg1) nounwind { ; NOPIC-LABEL: func_nonlocal_tls: ; NOPIC: # %bb.0: # %entry ; NOPIC-NEXT: pushq %rbp ; NOPIC-NEXT: pushq %r14 ; NOPIC-NEXT: pushq %rbx ; NOPIC-NEXT: movq foo_nonlocal@GOTTPOFF(%rip), %r14 ; NOPIC-NEXT: movl %fs:(%r14), %ebp ; NOPIC-NEXT: testl %edi, %edi ; NOPIC-NEXT: movl %ebp, %eax ; NOPIC-NEXT: jne .LBB1_2 ; NOPIC-NEXT: # %bb.1: # %if.then ; NOPIC-NEXT: movq %rsi, %rbx ; NOPIC-NEXT: callq effect@PLT ; NOPIC-NEXT: movl %fs:168(%r14,%rbx,4), %eax ; NOPIC-NEXT: .LBB1_2: # %if.end ; NOPIC-NEXT: addl %ebp, %eax ; NOPIC-NEXT: popq %rbx ; NOPIC-NEXT: popq %r14 ; NOPIC-NEXT: popq %rbp ; NOPIC-NEXT: retq ; ; PIC-LABEL: func_nonlocal_tls: ; PIC: # %bb.0: # %entry ; PIC-NEXT: pushq %rbp ; PIC-NEXT: pushq %r15 ; PIC-NEXT: pushq %r14 ; PIC-NEXT: pushq %rbx ; PIC-NEXT: pushq %rax ; PIC-NEXT: movq %rsi, %rbx ; PIC-NEXT: movl %edi, %ebp ; PIC-NEXT: data16 ; PIC-NEXT: leaq foo_nonlocal@TLSGD(%rip), %rdi ; PIC-NEXT: data16 ; PIC-NEXT: data16 ; PIC-NEXT: rex64 ; PIC-NEXT: callq __tls_get_addr@PLT ; PIC-NEXT: movq %rax, %r14 ; PIC-NEXT: movl (%rax), %r15d ; PIC-NEXT: testl %ebp, %ebp ; PIC-NEXT: movl %r15d, %eax ; PIC-NEXT: jne .LBB1_2 ; PIC-NEXT: # %bb.1: # %if.then ; PIC-NEXT: callq effect@PLT ; PIC-NEXT: movl 168(%r14,%rbx,4), %eax ; PIC-NEXT: .LBB1_2: # %if.end ; PIC-NEXT: addl %r15d, %eax ; PIC-NEXT: addq $8, %rsp ; PIC-NEXT: popq %rbx ; PIC-NEXT: popq %r14 ; PIC-NEXT: popq %r15 ; PIC-NEXT: popq %rbp ; PIC-NEXT: retq ; ; TLSDESC-LABEL: func_nonlocal_tls: ; TLSDESC: # %bb.0: # %entry ; TLSDESC-NEXT: pushq %rbp ; TLSDESC-NEXT: pushq %r14 ; TLSDESC-NEXT: pushq %rbx ; TLSDESC-NEXT: leaq foo_nonlocal@tlsdesc(%rip), %rax ; TLSDESC-NEXT: callq *foo_nonlocal@tlscall(%rax) ; TLSDESC-NEXT: movl %fs:(%rax), %ebp ; TLSDESC-NEXT: testl %edi, %edi ; TLSDESC-NEXT: movl %ebp, %ecx ; TLSDESC-NEXT: jne .LBB1_2 ; TLSDESC-NEXT: # %bb.1: # %if.then ; TLSDESC-NEXT: movq %rsi, %rbx ; TLSDESC-NEXT: addq %fs:0, %rax ; TLSDESC-NEXT: movq %rax, %r14 ; TLSDESC-NEXT: callq effect@PLT ; TLSDESC-NEXT: movl 168(%r14,%rbx,4), %ecx ; TLSDESC-NEXT: .LBB1_2: # %if.end ; TLSDESC-NEXT: addl %ebp, %ecx ; TLSDESC-NEXT: movl %ecx, %eax ; TLSDESC-NEXT: popq %rbx ; TLSDESC-NEXT: popq %r14 ; TLSDESC-NEXT: popq %rbp ; TLSDESC-NEXT: retq entry: %addr = tail call ptr @llvm.threadlocal.address.p0(ptr @foo_nonlocal) %load0 = load i32, ptr %addr, align 4 %cond = icmp eq i32 %arg0, 0 br i1 %cond, label %if.then, label %if.end if.then: tail call void @effect() %x = add i64 %arg1, 42 %addr1 = getelementptr inbounds i32, ptr %addr, i64 %x %load1 = load i32, ptr %addr1, align 4 br label %if.end if.end: %phi = phi i32 [ %load1, %if.then ], [ %load0, %entry ] %ret = add i32 %phi, %load0 ret i32 %ret }