diff options
| author | Greg Fitzgerald <garious@gmail.com> | 2015-01-21 07:35:48 +0000 |
|---|---|---|
| committer | Greg Fitzgerald <garious@gmail.com> | 2015-01-21 07:35:48 +0000 |
| commit | 8a1887f1f1efd32e33b5389715587e85d9592216 (patch) | |
| tree | 5664bfdccd4d6882f8e03eb3c6c13c05e5e9cee5 /lld/test/elf/ARM/rel-arm-call.test | |
| parent | f38dea1cfa2dba7848aaba79ad9866896e00f0ad (diff) | |
| download | bcm5719-llvm-8a1887f1f1efd32e33b5389715587e85d9592216.tar.gz bcm5719-llvm-8a1887f1f1efd32e33b5389715587e85d9592216.zip | |
[ELF] Minimal implementation for ARM static linking
The code is able to statically link the simplest case of:
int main() { return 0; }
* Only works with ARM code - no Thumb code, no interwork (-marm -mno-thumb-interwork)
* musl libc built with no interwork and no Thumb code
Differential Revision: http://reviews.llvm.org/D6716
From: Denis Protivensky <dprotivensky@accesssoftek.com>
llvm-svn: 226643
Diffstat (limited to 'lld/test/elf/ARM/rel-arm-call.test')
| -rw-r--r-- | lld/test/elf/ARM/rel-arm-call.test | 60 |
1 files changed, 60 insertions, 0 deletions
diff --git a/lld/test/elf/ARM/rel-arm-call.test b/lld/test/elf/ARM/rel-arm-call.test new file mode 100644 index 00000000000..bee2e468880 --- /dev/null +++ b/lld/test/elf/ARM/rel-arm-call.test @@ -0,0 +1,60 @@ +# Check handling of R_ARM_CALL relocation. +# RUN: yaml2obj -format=elf %s > %t-o.o +# RUN: lld -flavor gnu -target arm -m armelf_linux_eabi -Bstatic \ +# RUN: --noinhibit-exec %t-o.o -o %t +# RUN: llvm-objdump -s -t %t | FileCheck %s + +# CHECK: Contents of section .text: +# CHECK: 400084 1eff2fe1 00482de9 04b08de2 f7ffffeb +# offset = -0x24 ^^ +# call site offset PC(arm) _Z1fv addr +# 0x400090 + (-0x24) + 0x8 = 0x400074 +# CHECK: SYMBOL TABLE: +# CHECK: 00400074 g F .text 00000014 _Z1fv +# CHECK: 00400088 g F .text 00000018 main + +--- +FileHeader: + Class: ELFCLASS32 + Data: ELFDATA2LSB + Type: ET_REL + Machine: EM_ARM + Flags: [ EF_ARM_EABI_VER5 ] +Sections: + - Name: .text + Type: SHT_PROGBITS + Flags: [ SHF_ALLOC, SHF_EXECINSTR ] + AddressAlign: 0x0000000000000004 + Content: 04B02DE500B08DE200D04BE204B09DE41EFF2FE100482DE904B08DE2FEFFFFEB0030A0E30300A0E10088BDE8 + - Name: .rel.text + Type: SHT_REL + Link: .symtab + AddressAlign: 0x0000000000000004 + Info: .text + Relocations: + - Offset: 0x000000000000001C + Symbol: _Z1fv + Type: R_ARM_CALL + Addend: 0 + - Name: .data + Type: SHT_PROGBITS + Flags: [ SHF_WRITE, SHF_ALLOC ] + AddressAlign: 0x0000000000000001 + Content: '' + - Name: .bss + Type: SHT_NOBITS + Flags: [ SHF_WRITE, SHF_ALLOC ] + AddressAlign: 0x0000000000000001 + Content: '' +Symbols: + Global: + - Name: _Z1fv + Type: STT_FUNC + Section: .text + Size: 0x0000000000000014 + - Name: main + Type: STT_FUNC + Section: .text + Value: 0x0000000000000014 + Size: 0x0000000000000018 +... |
