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Re: [PATCH][libgloss][microblaze] libgloss: microblaze: adjust handlers to be weak.
- From: Jeff Johnston <jjohnstn at redhat dot com>
- To: Ben Levinsky <ben dot levinsky at xilinx dot com>
- Cc: Newlib <newlib at sourceware dot org>
- Date: Thu, 3 May 2018 15:17:41 -0400
- Subject: Re: [PATCH][libgloss][microblaze] libgloss: microblaze: adjust handlers to be weak.
- References: <1525297832-27888-1-git-send-email-ben.levinsky@xilinx.com>
Patch applied.
-- Jeff J.
On Wed, May 2, 2018 at 5:50 PM, Ben Levinsky <ben.levinsky@xilinx.com>
wrote:
> Previously, hw exception handler stub and interrupt handler stub for
> microbaze were unable to
> be overwritten. Change to weak to fix this.
>
> Signed-off-by: Ben Levinsky <ben.levinsky@xilinx.com>
> ---
> libgloss/microblaze/_hw_exception_handler.S | 3 ++-
> libgloss/microblaze/_interrupt_handler.S | 3 ++-
> 2 files changed, 4 insertions(+), 2 deletions(-)
>
> diff --git a/libgloss/microblaze/_hw_exception_handler.S
> b/libgloss/microblaze/_hw_exception_handler.S
> index bb729ca..47df945 100644
> --- a/libgloss/microblaze/_hw_exception_handler.S
> +++ b/libgloss/microblaze/_hw_exception_handler.S
> @@ -30,7 +30,8 @@
> */
>
> .text
> - .globl _hw_exception_handler # HW Exception Handler Label
> + .weakext _hw_exception_handler # HW Exception Handler Label
> + .type _hw_exception_handler, %function
> .align 2
>
> _hw_exception_handler:
> diff --git a/libgloss/microblaze/_interrupt_handler.S
> b/libgloss/microblaze/_interrupt_handler.S
> index 844c7d0..5bb7329 100644
> --- a/libgloss/microblaze/_interrupt_handler.S
> +++ b/libgloss/microblaze/_interrupt_handler.S
> @@ -30,7 +30,8 @@
> */
>
> .text
> - .globl _interrupt_handler # Interrupt Handler Label
> + .weakext _interrupt_handler # Interrupt Handler Label
> + .type _interrupt_handler, %function
> .align 2
>
> _interrupt_handler:
> --
> 2.7.4
>
>