diff options
Diffstat (limited to 'newlib/libc')
| -rw-r--r-- | newlib/libc/sys/arm/crt0.S | 7 |
1 files changed, 7 insertions, 0 deletions
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 |