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; 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
}
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