* [PATCH] AARCH64: ILP32: Fix aarch64_asan_shadow_offset
@ 2019-05-23 3:54 Andrew Pinski
2019-06-03 10:40 ` James Greenhalgh
0 siblings, 1 reply; 2+ messages in thread
From: Andrew Pinski @ 2019-05-23 3:54 UTC (permalink / raw)
To: gcc-patches; +Cc: Andrew Pinski
aarch64_asan_shadow_offset is using the wrong
offset for ILP32. Change it to be a decent one.
OK? Bootstrapped and tested on aarch64-linux-gnu
with no regressions,
Thanks,
Andrew Pinski
ChangeLog:
* config/aarch64/aarch64.c (aarch64_asan_shadow_offset):
Fix ILP32 value.
---
gcc/config/aarch64/aarch64.c | 5 ++++-
1 file changed, 4 insertions(+), 1 deletion(-)
diff --git a/gcc/config/aarch64/aarch64.c b/gcc/config/aarch64/aarch64.c
index 3d872438..e5fefe93 100644
--- a/gcc/config/aarch64/aarch64.c
+++ b/gcc/config/aarch64/aarch64.c
@@ -17258,7 +17258,10 @@ aarch64_expand_subvti (rtx op0, rtx low_dest, rtx low_in1,
static unsigned HOST_WIDE_INT
aarch64_asan_shadow_offset (void)
{
- return (HOST_WIDE_INT_1 << 36);
+ if (TARGET_ILP32)
+ return (HOST_WIDE_INT_1 << 29);
+ else
+ return (HOST_WIDE_INT_1 << 36);
}
static rtx
--
1.8.3.1
^ permalink raw reply [flat|nested] 2+ messages in thread
* Re: [PATCH] AARCH64: ILP32: Fix aarch64_asan_shadow_offset
2019-05-23 3:54 [PATCH] AARCH64: ILP32: Fix aarch64_asan_shadow_offset Andrew Pinski
@ 2019-06-03 10:40 ` James Greenhalgh
0 siblings, 0 replies; 2+ messages in thread
From: James Greenhalgh @ 2019-06-03 10:40 UTC (permalink / raw)
To: Andrew Pinski; +Cc: gcc-patches, nd
On Thu, May 23, 2019 at 04:54:30AM +0100, Andrew Pinski wrote:
> aarch64_asan_shadow_offset is using the wrong
> offset for ILP32. Change it to be a decent one.
>
> OK? Bootstrapped and tested on aarch64-linux-gnu
> with no regressions,
OK.
Thanks,
James
>
> Thanks,
> Andrew Pinski
>
> ChangeLog:
> * config/aarch64/aarch64.c (aarch64_asan_shadow_offset):
> Fix ILP32 value.
> ---
> gcc/config/aarch64/aarch64.c | 5 ++++-
> 1 file changed, 4 insertions(+), 1 deletion(-)
>
> diff --git a/gcc/config/aarch64/aarch64.c b/gcc/config/aarch64/aarch64.c
> index 3d872438..e5fefe93 100644
> --- a/gcc/config/aarch64/aarch64.c
> +++ b/gcc/config/aarch64/aarch64.c
> @@ -17258,7 +17258,10 @@ aarch64_expand_subvti (rtx op0, rtx low_dest, rtx low_in1,
> static unsigned HOST_WIDE_INT
> aarch64_asan_shadow_offset (void)
> {
> - return (HOST_WIDE_INT_1 << 36);
> + if (TARGET_ILP32)
> + return (HOST_WIDE_INT_1 << 29);
> + else
> + return (HOST_WIDE_INT_1 << 36);
> }
>
> static rtx
> --
> 1.8.3.1
>
^ permalink raw reply [flat|nested] 2+ messages in thread
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2019-05-23 3:54 [PATCH] AARCH64: ILP32: Fix aarch64_asan_shadow_offset Andrew Pinski
2019-06-03 10:40 ` James Greenhalgh
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