On Tue, Feb 13, 2024 at 08:40:52AM -0800, H.J. Lu wrote:
> Add x32 and IBT support to x86 heap trampoline implementation with a
> testcase.
>
> 2024-02-13 Jakub Jelinek <ja...@redhat.com>
> H.J. Lu <hjl.to...@gmail.com>
>
> libgcc/
>
> PR target/113855
> * config/i386/heap-trampoline.c (trampoline_insns): Add IBT
> support and pad to the multiple of 4 bytes. Use movabsq
> instead of movabs in comments. Add -mx32 variant.
>
> gcc/testsuite/
>
> PR target/113855
> * gcc.dg/heap-trampoline-1.c: New test.
> * lib/target-supports.exp (check_effective_target_heap_trampoline):
> New.
LGTM, but please give Iain a day or two to chime in.
Jakub
