From 259071c249643ecb5e6799422d45d053cb64d515 Mon Sep 17 00:00:00 2001 From: Rich Felker Date: Fri, 17 Aug 2012 21:23:10 -0400 Subject: crt1 must align stack pointer on mips it's naturally aligned when entered with the kernel argv array, but if ld.so has been invoked explicitly to run a program, the stack will not be aligned due to having thrown away argv[0]. --- crt/mips/crt1.s | 1 + 1 file changed, 1 insertion(+) (limited to 'crt') diff --git a/crt/mips/crt1.s b/crt/mips/crt1.s index bdb7c1a7..093d7d56 100644 --- a/crt/mips/crt1.s +++ b/crt/mips/crt1.s @@ -14,6 +14,7 @@ _start: lw $5, ($sp) # Get argc... addu $6, $sp, 4 # and argv ... lw $7, %call16(_init)($gp) # and _init() ... + and $sp, $sp, -8 # Align the stack pointer to 8 bytes addi $sp, $sp, -4*6 # Leave space for arguments 0..3, arg4, and arg5. lw $12, %call16(_fini)($gp) # and _fini() ... sw $12, 4*4($sp) # Save arg4. -- cgit v1.2.1