diff options
| author | Hans-Peter Nilsson <hp@axis.com> | 2018-04-26 01:21:32 +0000 |
|---|---|---|
| committer | Hans-Peter Nilsson <hp@gcc.gnu.org> | 2018-04-26 01:21:32 +0000 |
| commit | e92306590ef0c4e51a0fc0053469a28ed60b1c1c (patch) | |
| tree | 3cb454fc989809387d794448cfc811acbac5b736 | |
| parent | 752361c980da04bd5a386d09af4388dac993c9b7 (diff) | |
| download | gcc-e92306590ef0c4e51a0fc0053469a28ed60b1c1c.zip gcc-e92306590ef0c4e51a0fc0053469a28ed60b1c1c.tar.gz gcc-e92306590ef0c4e51a0fc0053469a28ed60b1c1c.tar.bz2 | |
mips.c (mips_asan_shadow_offset): New function.
* config/mips/mips.c (mips_asan_shadow_offset): New function.
(TARGET_ASAN_SHADOW_OFFSET): Define.
* config/mips/mips.h (FRAME_GROWS_DOWNWARD): Augment to also be
true for -fsanitize=address.
Co-Authored-By: Jean Lee <xiaoyur347@gmail.com>
From-SVN: r259666
| -rw-r--r-- | gcc/ChangeLog | 8 | ||||
| -rw-r--r-- | gcc/config/mips/mips.c | 11 | ||||
| -rw-r--r-- | gcc/config/mips/mips.h | 3 |
3 files changed, 21 insertions, 1 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index f00fdd8..dd88190 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,11 @@ +2018-03-22 Hans-Peter Nilsson <hp@axis.com> + Jean Lee <xiaoyur347@gmail.com> + + * config/mips/mips.c (mips_asan_shadow_offset): New function. + (TARGET_ASAN_SHADOW_OFFSET): Define. + * config/mips/mips.h (FRAME_GROWS_DOWNWARD): Augment to also be + true for -fsanitize=address. + 2018-04-25 Mark Wielaard <mark@klomp.org> * dwarf2out.c (file_info_cmp): Sort longer dir prefixes before diff --git a/gcc/config/mips/mips.c b/gcc/config/mips/mips.c index aabd4b1..bfe64bb 100644 --- a/gcc/config/mips/mips.c +++ b/gcc/config/mips/mips.c @@ -22307,6 +22307,14 @@ mips_constant_alignment (const_tree exp, HOST_WIDE_INT align) return align; } +/* Implement the TARGET_ASAN_SHADOW_OFFSET hook. */ + +static unsigned HOST_WIDE_INT +mips_asan_shadow_offset (void) +{ + return 0x0aaa0000; +} + /* Implement TARGET_STARTING_FRAME_OFFSET. See mips_compute_frame_info for details about the frame layout. */ @@ -22618,6 +22626,9 @@ mips_starting_frame_offset (void) #undef TARGET_CONSTANT_ALIGNMENT #define TARGET_CONSTANT_ALIGNMENT mips_constant_alignment +#undef TARGET_ASAN_SHADOW_OFFSET +#define TARGET_ASAN_SHADOW_OFFSET mips_asan_shadow_offset + #undef TARGET_STARTING_FRAME_OFFSET #define TARGET_STARTING_FRAME_OFFSET mips_starting_frame_offset diff --git a/gcc/config/mips/mips.h b/gcc/config/mips/mips.h index 84ae675..f290560 100644 --- a/gcc/config/mips/mips.h +++ b/gcc/config/mips/mips.h @@ -2289,7 +2289,8 @@ enum reg_class #define STACK_GROWS_DOWNWARD 1 -#define FRAME_GROWS_DOWNWARD flag_stack_protect +#define FRAME_GROWS_DOWNWARD (flag_stack_protect != 0 \ + || (flag_sanitize & SANITIZE_ADDRESS) != 0) /* Size of the area allocated in the frame to save the GP. */ |