Attachment 868059 Details for Bug 1070288 – enable fstack-protector

[patch] enable fstack-protector

gcc48-aarch64-enable-fstack-protector.patch (text/plain), 2.48 KB, created by Kyle McMartin on 2014-02-26 14:51:41 UTC

(hide)

Description:

Filename:

MIME Type:

Creator: Kyle McMartin

Created: 2014-02-26 14:51:41 UTC

Size: 2.48 KB

patch

obsolete

>commit 1ba4a1dbec24c9cf1c64122cf83a08f4f946521c
>Author: clyon <clyon@138bc75d-0d04-0410-961f-82ee72b054a4>
>Date:   Wed Nov 13 10:11:00 2013 +0000
>
>    2013-11-13  Christophe Lyon  <christophe.lyon@linaro.org>
>    
>    	* config/aarch64/aarch64.h (FRAME_GROWS_DOWNWARD): Define to 1.
>    	* config/aarch64/aarch64.c (aarch64_initial_elimination_offset):
>    	Update offset calculations.
>    
>    
>    
>    git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@204737 138bc75d-0d04-0410-961f-82ee72b054a4
>
>--- a/gcc/config/aarch64/aarch64.c
>+++ b/gcc/config/aarch64/aarch64.c
>@@ -2010,7 +2010,7 @@ aarch64_save_or_restore_callee_save_registers (HOST_WIDE_INT offset,
>    Establish the stack frame by decreasing the stack pointer with a
>    properly calculated size and, if necessary, create a frame record
>    filled with the values of LR and previous frame pointer.  The
>-   current FP is also set up is it is in use.  */
>+   current FP is also set up if it is in use.  */
> 
> void
> aarch64_expand_prologue (void)
>@@ -4143,7 +4143,7 @@ aarch64_initial_elimination_offset (unsigned from, unsigned to)
> 	 return offset - crtl->outgoing_args_size;
> 
>        if (from == FRAME_POINTER_REGNUM)
>-	 return cfun->machine->frame.saved_regs_size;
>+	 return cfun->machine->frame.saved_regs_size + get_frame_size ();
>      }
> 
>    if (to == STACK_POINTER_REGNUM)
>@@ -4152,6 +4152,7 @@ aarch64_initial_elimination_offset (unsigned from, unsigned to)
>          {
>            HOST_WIDE_INT elim = crtl->outgoing_args_size
>                               + cfun->machine->frame.saved_regs_size
>+                              + get_frame_size ()
>                               - cfun->machine->frame.fp_lr_offset;
>            elim = AARCH64_ROUND_UP (elim, STACK_BOUNDARY / BITS_PER_UNIT);
>            return elim;
>diff --git a/gcc/config/aarch64/aarch64.h b/gcc/config/aarch64/aarch64.h
>index 7a80e96..0333069 100644
>--- a/gcc/config/aarch64/aarch64.h
>+++ b/gcc/config/aarch64/aarch64.h
>@@ -443,7 +443,7 @@ enum reg_class
> #define INDEX_REG_CLASS	CORE_REGS
> #define BASE_REG_CLASS  POINTER_REGS
> 
>-/* Register pairs used to eliminate unneeded registers that point intoi
>+/* Register pairs used to eliminate unneeded registers that point into
>    the stack frame.  */
> #define ELIMINABLE_REGS							\
> {									\
>@@ -484,7 +484,7 @@ extern enum aarch64_processor aarch64_tune;
> /* Stack layout; function entry, exit and calling.  */
> #define STACK_GROWS_DOWNWARD	1
> 
>-#define FRAME_GROWS_DOWNWARD	0
>+#define FRAME_GROWS_DOWNWARD	1
> 
> #define STARTING_FRAME_OFFSET	0
>

Actions: View | Diff

Attachments on bug 1070288: 868059