| ; RUN: llc %s -o - -filetype=asm -O0 -mtriple=x86_64-unknown-linux-gnu \ |
| ; RUN: | FileCheck --check-prefix=CHECK --check-prefix=SINGLE --check-prefix=SINGLE-64 %s |
| |
| ; RUN: llc %s -o - -filetype=asm -O0 -mtriple=i386-linux-gnu \ |
| ; RUN: | FileCheck --check-prefix=CHECK --check-prefix=SINGLE --check-prefix=SINGLE-32 %s |
| |
| ; RUN: llc %s -o - -filetype=asm -O0 -mtriple=x86_64-unknown-linux-gnu -split-dwarf=Enable \ |
| ; RUN: | FileCheck --check-prefix=CHECK --check-prefix=FISSION %s |
| |
| ; FIXME: add relocation and DWARF expression support to llvm-dwarfdump & use |
| ; that here instead of raw assembly printing |
| |
| ; FISSION: .section .debug_info.dwo, |
| ; 3 bytes of data in this DW_FORM_block1 representation of the location of 'tls' |
| ; FISSION: .byte 3{{ *}}# DW_AT_location |
| ; DW_OP_GNU_const_index (0xfx == 252) to refer to the debug_addr table |
| ; FISSION-NEXT: .byte 252 |
| ; an index of zero into the debug_addr table |
| ; FISSION-NEXT: .byte 0 |
| |
| ; SINGLE: .section .debug_info, |
| ; 10 bytes of data in this DW_FORM_block1 representation of the location of 'tls' |
| ; SINGLE-64: .byte 10 # DW_AT_location |
| ; DW_OP_const8u (0x0e == 14) of address |
| ; SINGLE-64-NEXT: .byte 14 |
| ; SINGLE-64-NEXT: .quad tls@DTPOFF |
| |
| ; SINGLE-32: .byte 6 # DW_AT_location |
| ; DW_OP_const4u (0x0e == 12) of address |
| ; SINGLE-32-NEXT: .byte 12 |
| ; SINGLE-32-NEXT: .long tls@DTPOFF |
| |
| ; DW_OP_GNU_push_tls_address |
| ; CHECK-NEXT: .byte 224 |
| |
| ; FISSION: DW_TAG_variable |
| ; FISSION: .byte 2 # DW_AT_location |
| ; DW_OP_GNU_addr_index |
| ; FISSION-NEXT: .byte 251 |
| ; FISSION-NEXT: .byte 1 |
| |
| ; FISSION: DW_TAG_template_value_parameter |
| ; FISSION: .byte 3 # DW_AT_location |
| ; DW_OP_GNU_addr_index |
| ; FISSION-NEXT: .byte 251 |
| ; FISSION-NEXT: .byte 1 |
| ; DW_OP_stack_value |
| ; FISSION-NEXT: .byte 159 |
| |
| ; check that the expected TLS address description is the first thing in the debug_addr section |
| ; FISSION: .section .debug_addr |
| ; FISSION-NEXT: .quad tls@DTPOFF |
| ; FISSION-NEXT: .quad glbl |
| ; FISSION-NOT: .quad glbl |
| |
| ; Generated from: |
| |
| ; __thread int tls; |
| ; int glbl; |
| ; |
| ; template <int *I> |
| ; int func() { |
| ; return 0; |
| ; } |
| ; |
| ; template int func<&glbl>(); // create a second reference to 'glbl' |
| |
| |
| @tls = thread_local global i32 0, align 4 |
| @glbl = global i32 0, align 4 |
| |
| ; Function Attrs: nounwind uwtable |
| define weak_odr i32 @_Z4funcIXadL_Z4glblEEEiv() #0 { |
| entry: |
| ret i32 0, !dbg !18 |
| } |
| |
| attributes #0 = { nounwind uwtable "less-precise-fpmad"="false" "no-frame-pointer-elim"="true" "no-frame-pointer-elim-non-leaf" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "stack-protector-buffer-size"="8" "unsafe-fp-math"="false" "use-soft-float"="false" } |
| |
| !llvm.dbg.cu = !{!0} |
| !llvm.module.flags = !{!15, !16} |
| !llvm.ident = !{!17} |
| |
| !0 = metadata !{i32 786449, metadata !1, i32 4, metadata !"clang version 3.5 ", i1 false, metadata !"", i32 0, metadata !2, metadata !2, metadata !3, metadata !12, metadata !2, metadata !"-.dwo"} ; [ DW_TAG_compile_unit ] [/tmp/dbginfo/tls.cpp] [DW_LANG_C_plus_plus] |
| !1 = metadata !{metadata !"tls.cpp", metadata !"/tmp/dbginfo"} |
| !2 = metadata !{} |
| !3 = metadata !{metadata !4} |
| !4 = metadata !{i32 786478, metadata !1, metadata !5, metadata !"func<&glbl>", metadata !"func<&glbl>", metadata !"_Z4funcIXadL_Z4glblEEEiv", i32 5, metadata !6, i1 false, i1 true, i32 0, i32 0, null, i32 256, i1 false, i32 ()* @_Z4funcIXadL_Z4glblEEEiv, metadata !9, null, metadata !2, i32 5} ; [ DW_TAG_subprogram ] [line 5] [def] [func<&glbl>] |
| !5 = metadata !{i32 786473, metadata !1} ; [ DW_TAG_file_type ] [/tmp/dbginfo/tls.cpp] |
| !6 = metadata !{i32 786453, i32 0, null, metadata !"", i32 0, i64 0, i64 0, i64 0, i32 0, null, metadata !7, i32 0, null, null, null} ; [ DW_TAG_subroutine_type ] [line 0, size 0, align 0, offset 0] [from ] |
| !7 = metadata !{metadata !8} |
| !8 = 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] |
| !9 = metadata !{metadata !10} |
| !10 = metadata !{i32 786480, null, metadata !"I", metadata !11, i32* @glbl, null, i32 0, i32 0} ; [ DW_TAG_template_value_parameter ] |
| !11 = metadata !{i32 786447, null, null, metadata !"", i32 0, i64 64, i64 64, i64 0, i32 0, metadata !8} ; [ DW_TAG_pointer_type ] [line 0, size 64, align 64, offset 0] [from int] |
| !12 = metadata !{metadata !13, metadata !14} |
| !13 = metadata !{i32 786484, i32 0, null, metadata !"tls", metadata !"tls", metadata !"", metadata !5, i32 1, metadata !8, i32 0, i32 1, i32* @tls, null} ; [ DW_TAG_variable ] [tls] [line 1] [def] |
| !14 = metadata !{i32 786484, i32 0, null, metadata !"glbl", metadata !"glbl", metadata !"", metadata !5, i32 2, metadata !8, i32 0, i32 1, i32* @glbl, null} ; [ DW_TAG_variable ] [glbl] [line 2] [def] |
| !15 = metadata !{i32 2, metadata !"Dwarf Version", i32 4} |
| !16 = metadata !{i32 1, metadata !"Debug Info Version", i32 1} |
| !17 = metadata !{metadata !"clang version 3.5 "} |
| !18 = metadata !{i32 6, i32 0, metadata !4, null} |