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From: Jeff Johnston <jjohnstn@sourceware.org>
To: newlib-cvs@sourceware.org
Subject: [newlib-cygwin] Patch from Richard Earnshaw <Richard.Earnshaw@arm.com>
Date: Wed, 01 Aug 2018 18:03:00 -0000 [thread overview]
Message-ID: <20180801180316.108824.qmail@sourceware.org> (raw)
https://sourceware.org/git/gitweb.cgi?p=newlib-cygwin.git;h=2ec54fb1d152f7b9bed5224756e552cb7f9609c2
commit 2ec54fb1d152f7b9bed5224756e552cb7f9609c2
Author: Jeff Johnston <jjohnstn@redhat.com>
Date: Wed Aug 1 13:58:10 2018 -0400
Patch from Richard Earnshaw <Richard.Earnshaw@arm.com>
* aarch64/cpu-init/rdimon-aem-el3.S (cpu_init_hook): Simplify
entry/exit sequences. Add CFI unwind rules.
Diff:
---
libgloss/aarch64/cpu-init/rdimon-aem-el3.S | 12 ++++++++----
1 file changed, 8 insertions(+), 4 deletions(-)
diff --git a/libgloss/aarch64/cpu-init/rdimon-aem-el3.S b/libgloss/aarch64/cpu-init/rdimon-aem-el3.S
index 41db8f9..9edbccd 100644
--- a/libgloss/aarch64/cpu-init/rdimon-aem-el3.S
+++ b/libgloss/aarch64/cpu-init/rdimon-aem-el3.S
@@ -157,12 +157,16 @@ ttb:
.align 2
.global FUNCTION (_cpu_init_hook)
.type FUNCTION (_cpu_init_hook), %function
+ .cfi_sections .debug_frame
FUNCTION (_cpu_init_hook):
- sub sp, sp, #16
- str x30, [sp, xzr]
+ .cfi_startproc
+ str x30, [sp, -16]!
+ .cfi_def_cfa_offset 16
+ .cfi_offset 30, -16
bl _init_vectors
bl _flat_map
- ldr x30, [sp, xzr]
- add sp, sp, #16
+ ldr x30, [sp], 16
+ .cfi_restore 30
ret
+ .cfi_endproc
.size FUNCTION (_cpu_init_hook), .-FUNCTION (_cpu_init_hook)
reply other threads:[~2018-08-01 18:03 UTC|newest]
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