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-rw-r--r--test/CodeGen/X86/code-model-elf.ll66
1 files changed, 66 insertions, 0 deletions
diff --git a/test/CodeGen/X86/code-model-elf.ll b/test/CodeGen/X86/code-model-elf.ll
index 56d3f4c102f0..f7ffd6ea1eb7 100644
--- a/test/CodeGen/X86/code-model-elf.ll
+++ b/test/CodeGen/X86/code-model-elf.ll
@@ -37,6 +37,8 @@ target triple = "x86_64--linux"
@global_data = dso_local global [10 x i32] [i32 1, i32 2, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0, i32 0], align 16
@static_data = internal global [10 x i32] zeroinitializer, align 16
@extern_data = external global [10 x i32], align 16
+@thread_data = external thread_local global i32, align 4
+
define dso_local i32* @lea_static_data() #0 {
; SMALL-STATIC-LABEL: lea_static_data:
@@ -373,6 +375,70 @@ define dso_local void ()* @lea_extern_fn() #0 {
ret void ()* @extern_fn
}
+; FIXME: The result is same for small, medium and large model, because we
+; specify pie option in the test case. And the type of tls is initial exec tls.
+; For pic code. The large model code for pic tls should be emitted as below.
+
+; .L3:
+; leaq .L3(%rip), %rbx
+; movabsq $_GLOBAL_OFFSET_TABLE_-.L3, %r11
+; addq %r11, %rbx
+; leaq thread_data@TLSGD(%rip), %rdi
+; movabsq $__tls_get_addr@PLTOFF, %rax
+; addq %rbx, %rax
+; call *%rax
+; movl (%rax), %eax
+
+; The medium and small model code for pic tls should be emitted as below.
+; data16
+; leaq thread_data@TLSGD(%rip), %rdi
+; data16
+; data16
+; rex64
+; callq __tls_get_addr@PLT
+; movl (%rax), %eax
+
+define dso_local i32 @load_thread_data() #0 {
+; SMALL-STATIC-LABEL: load_thread_data:
+; SMALL-STATIC: # %bb.0:
+; SMALL-STATIC-NEXT: movq thread_data@GOTTPOFF(%rip), %rax
+; SMALL-STATIC-NEXT: movl %fs:(%rax), %eax
+; SMALL-STATIC-NEXT: retq
+;
+; MEDIUM-STATIC-LABEL: load_thread_data:
+; MEDIUM-STATIC: # %bb.0:
+; MEDIUM-STATIC-NEXT: movq thread_data@GOTTPOFF(%rip), %rax
+; MEDIUM-STATIC-NEXT: movl %fs:(%rax), %eax
+; MEDIUM-STATIC-NEXT: retq
+;
+; LARGE-STATIC-LABEL: load_thread_data:
+; LARGE-STATIC: # %bb.0:
+; LARGE-STATIC-NEXT: movq thread_data@GOTTPOFF(%rip), %rax
+; LARGE-STATIC-NEXT: movl %fs:(%rax), %eax
+; LARGE-STATIC-NEXT: retq
+;
+; SMALL-PIC-LABEL: load_thread_data:
+; SMALL-PIC: # %bb.0:
+; SMALL-PIC-NEXT: movq thread_data@GOTTPOFF(%rip), %rax
+; SMALL-PIC-NEXT: movl %fs:(%rax), %eax
+; SMALL-PIC-NEXT: retq
+;
+; MEDIUM-PIC-LABEL: load_thread_data:
+; MEDIUM-PIC: # %bb.0:
+; MEDIUM-PIC-NEXT: movq thread_data@GOTTPOFF(%rip), %rax
+; MEDIUM-PIC-NEXT: movl %fs:(%rax), %eax
+; MEDIUM-PIC-NEXT: retq
+;
+; LARGE-PIC-LABEL: load_thread_data:
+; LARGE-PIC: # %bb.0:
+; LARGE-PIC-NEXT: movq thread_data@GOTTPOFF(%rip), %rax
+; LARGE-PIC-NEXT: movl %fs:(%rax), %eax
+; LARGE-PIC-NEXT: retq
+;
+ %1 = load i32, i32* @thread_data, align 4
+ ret i32 %1
+}
+
attributes #0 = { noinline nounwind uwtable }
!llvm.module.flags = !{!0, !1, !2}