1 ; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py UTC_ARGS: --version 4
2 ; RUN: llc -o - %s | FileCheck %s --check-prefix=NOPIC
3 ; RUN: llc -o - %s -relocation-model=pic | FileCheck %s --check-prefix=PIC
4 ; RUN: llc -o - %s -relocation-model=pic -enable-tlsdesc | FileCheck %s --check-prefix=TLSDESC
6 target triple = "x86_64--linux-gnu"
9 declare nonnull ptr @llvm.threadlocal.address.p0(ptr nonnull)
11 @foo_local = dso_local thread_local(localexec) global i32 0, align 4
13 define i32 @func_local_tls(i32 %arg0, i64 %arg1) nounwind {
14 ; NOPIC-LABEL: func_local_tls:
15 ; NOPIC: # %bb.0: # %entry
16 ; NOPIC-NEXT: pushq %rbp
17 ; NOPIC-NEXT: pushq %rbx
18 ; NOPIC-NEXT: pushq %rax
19 ; NOPIC-NEXT: movl %fs:foo_local@TPOFF, %ebp
20 ; NOPIC-NEXT: testl %edi, %edi
21 ; NOPIC-NEXT: movl %ebp, %eax
22 ; NOPIC-NEXT: jne .LBB0_2
23 ; NOPIC-NEXT: # %bb.1: # %if.then
24 ; NOPIC-NEXT: movq %rsi, %rbx
25 ; NOPIC-NEXT: callq effect@PLT
26 ; NOPIC-NEXT: movl %fs:foo_local@TPOFF+168(,%rbx,4), %eax
27 ; NOPIC-NEXT: .LBB0_2: # %if.end
28 ; NOPIC-NEXT: addl %ebp, %eax
29 ; NOPIC-NEXT: addq $8, %rsp
30 ; NOPIC-NEXT: popq %rbx
31 ; NOPIC-NEXT: popq %rbp
34 ; PIC-LABEL: func_local_tls:
35 ; PIC: # %bb.0: # %entry
36 ; PIC-NEXT: pushq %rbp
37 ; PIC-NEXT: pushq %r14
38 ; PIC-NEXT: pushq %rbx
39 ; PIC-NEXT: movl %fs:.Lfoo_local$local@TPOFF, %ebp
40 ; PIC-NEXT: testl %edi, %edi
41 ; PIC-NEXT: movl %ebp, %eax
42 ; PIC-NEXT: jne .LBB0_2
43 ; PIC-NEXT: # %bb.1: # %if.then
44 ; PIC-NEXT: movq %rsi, %rbx
45 ; PIC-NEXT: movq %fs:0, %rax
46 ; PIC-NEXT: leaq .Lfoo_local$local@TPOFF(%rax), %r14
47 ; PIC-NEXT: callq effect@PLT
48 ; PIC-NEXT: movl 168(%r14,%rbx,4), %eax
49 ; PIC-NEXT: .LBB0_2: # %if.end
50 ; PIC-NEXT: addl %ebp, %eax
56 ; TLSDESC-LABEL: func_local_tls:
57 ; TLSDESC: # %bb.0: # %entry
58 ; TLSDESC-NEXT: pushq %rbp
59 ; TLSDESC-NEXT: pushq %r14
60 ; TLSDESC-NEXT: pushq %rbx
61 ; TLSDESC-NEXT: movl %fs:.Lfoo_local$local@TPOFF, %ebp
62 ; TLSDESC-NEXT: testl %edi, %edi
63 ; TLSDESC-NEXT: movl %ebp, %eax
64 ; TLSDESC-NEXT: jne .LBB0_2
65 ; TLSDESC-NEXT: # %bb.1: # %if.then
66 ; TLSDESC-NEXT: movq %rsi, %rbx
67 ; TLSDESC-NEXT: movq %fs:0, %rax
68 ; TLSDESC-NEXT: leaq .Lfoo_local$local@TPOFF(%rax), %r14
69 ; TLSDESC-NEXT: callq effect@PLT
70 ; TLSDESC-NEXT: movl 168(%r14,%rbx,4), %eax
71 ; TLSDESC-NEXT: .LBB0_2: # %if.end
72 ; TLSDESC-NEXT: addl %ebp, %eax
73 ; TLSDESC-NEXT: popq %rbx
74 ; TLSDESC-NEXT: popq %r14
75 ; TLSDESC-NEXT: popq %rbp
78 %addr = tail call ptr @llvm.threadlocal.address.p0(ptr @foo_local)
79 %load0 = load i32, ptr %addr, align 4
80 %cond = icmp eq i32 %arg0, 0
81 br i1 %cond, label %if.then, label %if.end
84 tail call void @effect()
85 %x = add i64 %arg1, 42
86 %addr1 = getelementptr inbounds i32, ptr %addr, i64 %x
87 %load1 = load i32, ptr %addr1, align 4
91 %phi = phi i32 [ %load1, %if.then ], [ %load0, %entry ]
92 %ret = add i32 %phi, %load0
96 @foo_nonlocal = thread_local global i32 0, align 4
98 define i32 @func_nonlocal_tls(i32 %arg0, i64 %arg1) nounwind {
99 ; NOPIC-LABEL: func_nonlocal_tls:
100 ; NOPIC: # %bb.0: # %entry
101 ; NOPIC-NEXT: pushq %rbp
102 ; NOPIC-NEXT: pushq %r14
103 ; NOPIC-NEXT: pushq %rbx
104 ; NOPIC-NEXT: movq foo_nonlocal@GOTTPOFF(%rip), %r14
105 ; NOPIC-NEXT: movl %fs:(%r14), %ebp
106 ; NOPIC-NEXT: testl %edi, %edi
107 ; NOPIC-NEXT: movl %ebp, %eax
108 ; NOPIC-NEXT: jne .LBB1_2
109 ; NOPIC-NEXT: # %bb.1: # %if.then
110 ; NOPIC-NEXT: movq %rsi, %rbx
111 ; NOPIC-NEXT: callq effect@PLT
112 ; NOPIC-NEXT: movl %fs:168(%r14,%rbx,4), %eax
113 ; NOPIC-NEXT: .LBB1_2: # %if.end
114 ; NOPIC-NEXT: addl %ebp, %eax
115 ; NOPIC-NEXT: popq %rbx
116 ; NOPIC-NEXT: popq %r14
117 ; NOPIC-NEXT: popq %rbp
120 ; PIC-LABEL: func_nonlocal_tls:
121 ; PIC: # %bb.0: # %entry
122 ; PIC-NEXT: pushq %rbp
123 ; PIC-NEXT: pushq %r15
124 ; PIC-NEXT: pushq %r14
125 ; PIC-NEXT: pushq %rbx
126 ; PIC-NEXT: pushq %rax
127 ; PIC-NEXT: movq %rsi, %rbx
128 ; PIC-NEXT: movl %edi, %ebp
130 ; PIC-NEXT: leaq foo_nonlocal@TLSGD(%rip), %rdi
134 ; PIC-NEXT: callq __tls_get_addr@PLT
135 ; PIC-NEXT: movq %rax, %r14
136 ; PIC-NEXT: movl (%rax), %r15d
137 ; PIC-NEXT: testl %ebp, %ebp
138 ; PIC-NEXT: movl %r15d, %eax
139 ; PIC-NEXT: jne .LBB1_2
140 ; PIC-NEXT: # %bb.1: # %if.then
141 ; PIC-NEXT: callq effect@PLT
142 ; PIC-NEXT: movl 168(%r14,%rbx,4), %eax
143 ; PIC-NEXT: .LBB1_2: # %if.end
144 ; PIC-NEXT: addl %r15d, %eax
145 ; PIC-NEXT: addq $8, %rsp
146 ; PIC-NEXT: popq %rbx
147 ; PIC-NEXT: popq %r14
148 ; PIC-NEXT: popq %r15
149 ; PIC-NEXT: popq %rbp
152 ; TLSDESC-LABEL: func_nonlocal_tls:
153 ; TLSDESC: # %bb.0: # %entry
154 ; TLSDESC-NEXT: pushq %rbp
155 ; TLSDESC-NEXT: pushq %r14
156 ; TLSDESC-NEXT: pushq %rbx
157 ; TLSDESC-NEXT: leaq foo_nonlocal@tlsdesc(%rip), %rax
158 ; TLSDESC-NEXT: callq *foo_nonlocal@tlscall(%rax)
159 ; TLSDESC-NEXT: movl %fs:(%rax), %ebp
160 ; TLSDESC-NEXT: testl %edi, %edi
161 ; TLSDESC-NEXT: movl %ebp, %ecx
162 ; TLSDESC-NEXT: jne .LBB1_2
163 ; TLSDESC-NEXT: # %bb.1: # %if.then
164 ; TLSDESC-NEXT: movq %rsi, %rbx
165 ; TLSDESC-NEXT: addq %fs:0, %rax
166 ; TLSDESC-NEXT: movq %rax, %r14
167 ; TLSDESC-NEXT: callq effect@PLT
168 ; TLSDESC-NEXT: movl 168(%r14,%rbx,4), %ecx
169 ; TLSDESC-NEXT: .LBB1_2: # %if.end
170 ; TLSDESC-NEXT: addl %ebp, %ecx
171 ; TLSDESC-NEXT: movl %ecx, %eax
172 ; TLSDESC-NEXT: popq %rbx
173 ; TLSDESC-NEXT: popq %r14
174 ; TLSDESC-NEXT: popq %rbp
177 %addr = tail call ptr @llvm.threadlocal.address.p0(ptr @foo_nonlocal)
178 %load0 = load i32, ptr %addr, align 4
179 %cond = icmp eq i32 %arg0, 0
180 br i1 %cond, label %if.then, label %if.end
183 tail call void @effect()
184 %x = add i64 %arg1, 42
185 %addr1 = getelementptr inbounds i32, ptr %addr, i64 %x
186 %load1 = load i32, ptr %addr1, align 4
190 %phi = phi i32 [ %load1, %if.then ], [ %load0, %entry ]
191 %ret = add i32 %phi, %load0