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| author | Renlin Li <renlin.li@arm.com> | 2016-02-26 17:52:34 +0000 |
|---|---|---|
| committer | Renlin Li <renlin.li@arm.com> | 2016-02-26 18:00:15 +0000 |
| commit | c5e3a3641ea9d6ed2918021fd77925825d24e9be (patch) | |
| tree | a058e83c984b3c516e5ca9005343884bb4a3af6b /bfd | |
| parent | bae420ef26f4331415b0503141c5931318025906 (diff) | |
| download | fsf-binutils-gdb-c5e3a3641ea9d6ed2918021fd77925825d24e9be.zip fsf-binutils-gdb-c5e3a3641ea9d6ed2918021fd77925825d24e9be.tar.gz fsf-binutils-gdb-c5e3a3641ea9d6ed2918021fd77925825d24e9be.tar.bz2 | |
[BFD][AARCH64]Fix MOVW_SABS_G(0,1,2) relocation overflow check.
For these three relocations, 17 bit signed value should be used, instead of
16 bit. The bitsize field is changed from 16 to 17, this field in aarch64
backend is used for overflow check only.
bfd/
2016-02-26 Renlin Li <renlin.li@arm.com>
* elfnn-aarch64.c (elfNN_aarch64_howto_table): Fix signed overflow
check for MOVW_SABS_G0, MOVW_SABS_G1, MOVW_SABS_G2.
ld/
2016-02-26 Renlin Li <renlin.li@arm.com>
* testsuite/ld-aarch64/aarch64-elf.exp: Run new testcases.
* testsuite/ld-aarch64/emit-relocs-270.d: Update to use new boundary.
* testsuite/ld-aarch64/emit-relocs-271.d: Likewise.
* testsuite/ld-aarch64/emit-relocs-272.d: Likewise.
* testsuite/ld-aarch64/emit-relocs-270-overflow.d: New.
* testsuite/ld-aarch64/emit-relocs-270-overflow.s: New.
* testsuite/ld-aarch64/emit-relocs-271-overflow.d: New.
* testsuite/ld-aarch64/emit-relocs-271-overflow.s: New.
* testsuite/ld-aarch64/emit-relocs-272-overflow.d: New.
* testsuite/ld-aarch64/emit-relocs-272-overflow.s: New.
Diffstat (limited to 'bfd')
| -rw-r--r-- | bfd/ChangeLog | 5 | ||||
| -rw-r--r-- | bfd/elfnn-aarch64.c | 6 |
2 files changed, 8 insertions, 3 deletions
diff --git a/bfd/ChangeLog b/bfd/ChangeLog index 0b52c17..8339eae 100644 --- a/bfd/ChangeLog +++ b/bfd/ChangeLog @@ -1,3 +1,8 @@ +2016-02-26 Renlin Li <renlin.li@arm.com> + + * elfnn-aarch64.c (elfNN_aarch64_howto_table): Fix signed overflow + check for MOVW_SABS_G0, MOVW_SABS_G1, MOVW_SABS_G2. + 2016-02-26 H.J. Lu <hongjiu.lu@intel.com> PR ld/19609 diff --git a/bfd/elfnn-aarch64.c b/bfd/elfnn-aarch64.c index 16a6eea..599b5f8 100644 --- a/bfd/elfnn-aarch64.c +++ b/bfd/elfnn-aarch64.c @@ -575,7 +575,7 @@ static reloc_howto_type elfNN_aarch64_howto_table[] = HOWTO (AARCH64_R (MOVW_SABS_G0), /* type */ 0, /* rightshift */ 2, /* size (0 = byte, 1 = short, 2 = long) */ - 16, /* bitsize */ + 17, /* bitsize */ FALSE, /* pc_relative */ 0, /* bitpos */ complain_overflow_signed, /* complain_on_overflow */ @@ -590,7 +590,7 @@ static reloc_howto_type elfNN_aarch64_howto_table[] = HOWTO64 (AARCH64_R (MOVW_SABS_G1), /* type */ 16, /* rightshift */ 2, /* size (0 = byte, 1 = short, 2 = long) */ - 16, /* bitsize */ + 17, /* bitsize */ FALSE, /* pc_relative */ 0, /* bitpos */ complain_overflow_signed, /* complain_on_overflow */ @@ -605,7 +605,7 @@ static reloc_howto_type elfNN_aarch64_howto_table[] = HOWTO64 (AARCH64_R (MOVW_SABS_G2), /* type */ 32, /* rightshift */ 2, /* size (0 = byte, 1 = short, 2 = long) */ - 16, /* bitsize */ + 17, /* bitsize */ FALSE, /* pc_relative */ 0, /* bitpos */ complain_overflow_signed, /* complain_on_overflow */ |