From 108d7dd833dfdcf09b37708f07977a4d0250e9c2 Mon Sep 17 00:00:00 2001 From: Jeff Johnston Date: Tue, 19 Jul 2005 15:14:16 +0000 Subject: [PATCH] 2005-07-19 Paul Brook * libc/sys/arm/crt0.S: Ensure doubleword stack alignment. --- newlib/ChangeLog | 4 ++++ newlib/libc/sys/arm/crt0.S | 7 +++++++ 2 files changed, 11 insertions(+) diff --git a/newlib/ChangeLog b/newlib/ChangeLog index c6f9f239c..e7c74fbe2 100644 --- a/newlib/ChangeLog +++ b/newlib/ChangeLog @@ -1,3 +1,7 @@ +2005-07-19 Paul Brook + + * libc/sys/arm/crt0.S: Ensure doubleword stack alignment. + 2005-07-18 Joseph S. Myers * testsuite/lib/checkoutput.exp (newlib_check_output): Use test diff --git a/newlib/libc/sys/arm/crt0.S b/newlib/libc/sys/arm/crt0.S index 00a037a0d..8a8372a88 100644 --- a/newlib/libc/sys/arm/crt0.S +++ b/newlib/libc/sys/arm/crt0.S @@ -186,6 +186,11 @@ __change_mode: add r3, #4 b .LC15 .LC14: + /* Ensure doubleword stack alignment. */ + mov r4, sp + mov r5, #7 + bic r4, r5 + mov sp, r4 #else add r2, sp, r0, LSL #2 /* End of args */ mov r3, sp /* Start of args */ @@ -195,6 +200,8 @@ __change_mode: strhi r5, [r2, #-4]! strhi r4, [r3], #4 bhi .LC13 + /* Ensure doubleword stack alignment. */ + bic sp, sp, #7 #endif #endif