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b019759ec4
Restrict the current TLS support to X86 ELF for now. Test that we don't produce it on PPC & we can flesh that test case out with the right thing once someone implements it. llvm-svn: 185389
35 lines
1.8 KiB
LLVM
35 lines
1.8 KiB
LLVM
; RUN: llc -mtriple=x86_64-linux -O0 -filetype=asm < %s | FileCheck %s
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; RUN: llc -mtriple=i386-linux -O0 -filetype=asm < %s | FileCheck --check-prefix=CHECK-32 %s
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; FIXME: add relocation and DWARF expression support to llvm-dwarfdump & use
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; that here instead of raw assembly printing
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; 10 bytes of data in this DW_FORM_block1 representation of the location of 'tls'
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; CHECK: .byte 10{{ *}}# DW_AT_location
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; DW_OP_const8u (0x0e == 14) of adress
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; CHECK: .byte 14
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; The debug relocation of the address of the tls variable
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; CHECK: .quad tls@DTPOFF
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; DW_OP_lo_user based on GCC/GDB extension presumably (by experiment) to support TLS
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; CHECK: .byte 224
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; same again, except with a 32 bit address
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; CHECK-32: .byte 6{{ *}}# DW_AT_location
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; CHECK-32: .byte 12
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; CHECK-32: .long tls@DTPOFF
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; CHECK-32: .byte 224
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@tls = thread_local global i32 7, align 4
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!llvm.dbg.cu = !{!0}
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!llvm.module.flags = !{!7}
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!0 = metadata !{i32 786449, metadata !1, i32 4, metadata !"clang version 3.4 ", i1 false, metadata !"", i32 0, metadata !2, metadata !2, metadata !2, metadata !3, metadata !2, metadata !""} ; [ DW_TAG_compile_unit ] [/tmp/tls.cpp] [DW_LANG_C_plus_plus]
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!1 = metadata !{metadata !"tls.cpp", metadata !"/tmp"}
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!2 = metadata !{i32 0}
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!3 = metadata !{metadata !4}
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!4 = metadata !{i32 786484, i32 0, null, metadata !"tls", metadata !"tls", metadata !"", metadata !5, i32 1, metadata !6, i32 0, i32 1, i32* @tls, null} ; [ DW_TAG_variable ] [tls] [line 1] [def]
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!5 = metadata !{i32 786473, metadata !1} ; [ DW_TAG_file_type ] [/tmp/tls.cpp]
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!6 = metadata !{i32 786468, null, null, metadata !"int", i32 0, i64 32, i64 32, i64 0, i32 0, i32 5} ; [ DW_TAG_base_type ] [int] [line 0, size 32, align 32, offset 0, enc DW_ATE_signed]
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!7 = metadata !{i32 2, metadata !"Dwarf Version", i32 3}
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