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| author | Jiong Wang <jiong.wang@arm.com> | 2015-08-11 21:44:31 +0100 |
|---|---|---|
| committer | Jiong Wang <jiong.wang@arm.com> | 2015-08-11 21:44:31 +0100 |
| commit | 07f9ddfeba5b572451471f905473f7ddbba1d472 (patch) | |
| tree | b3a2c40afe3a4a0e86a2709ef7c79d46cf340a79 /ld/testsuite/ld-aarch64/farcall-b-gsym.s | |
| parent | 40fbed84815b00960f7fac8d2e7857942df4308c (diff) | |
| download | fsf-binutils-gdb-07f9ddfeba5b572451471f905473f7ddbba1d472.zip fsf-binutils-gdb-07f9ddfeba5b572451471f905473f7ddbba1d472.tar.gz fsf-binutils-gdb-07f9ddfeba5b572451471f905473f7ddbba1d472.tar.bz2 | |
[AArch64] PR18668, repair long branch veneer for plt stub
2015-08-11 Jiong Wang <jiong.wang@arm.com>
bfd/
PR ld/18668
* elfnn-aarch64.c (aarch64_type_of_stub): Update destination for
calls go through plt stub.
(elfNN_aarch64_final_link_relocate): Adjust code logic for CALL26,
JUMP26 relocation to support inserting veneer for call to plt stub.
ld/testsuite/
* ld-aarch64/farcall-b-gsym.s: New test.
* ld-aarch64/farcall-b-plt.s: Likewise.
* ld-aarch64/farcall-bl-plt.s: Likewise.
* ld-aarch64/farcall-b-gsym.d: New expect file.
* ld-aarch64/farcall-b-plt.d: Likewise.
* ld-aarch64/farcall-bl-plt.d: Likewise.
Diffstat (limited to 'ld/testsuite/ld-aarch64/farcall-b-gsym.s')
| -rw-r--r-- | ld/testsuite/ld-aarch64/farcall-b-gsym.s | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/ld/testsuite/ld-aarch64/farcall-b-gsym.s b/ld/testsuite/ld-aarch64/farcall-b-gsym.s new file mode 100644 index 0000000..b7bfe23 --- /dev/null +++ b/ld/testsuite/ld-aarch64/farcall-b-gsym.s @@ -0,0 +1,17 @@ + .global _start + .global bar_gsym + +# We will place the section .text at 0x1000. + + .text + +_start: +# for long jump (JUMP26) to global symbol, we shouldn't insert veneer +# as the veneer will clobber IP0/IP1 which is caller saved, gcc only +# reserve them for function call relocation (CALL26). + b bar_gsym + # ((1 << 25) - 1) << 2 + .skip 134217724, 0 +bar_gsym: + nop + ret |