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| author | Rich Felker <dalias@aerifal.cx> | 2012-08-17 21:23:10 -0400 |
|---|---|---|
| committer | Rich Felker <dalias@aerifal.cx> | 2012-08-17 21:23:10 -0400 |
| commit | 259071c249643ecb5e6799422d45d053cb64d515 (patch) | |
| tree | 696e5509d2910704d6d278c86e6252833de8b734 /crt | |
| parent | efe9751468aae9eefd2f43781ae6d46170d97512 (diff) | |
| download | musl-259071c249643ecb5e6799422d45d053cb64d515.tar.gz musl-259071c249643ecb5e6799422d45d053cb64d515.tar.bz2 musl-259071c249643ecb5e6799422d45d053cb64d515.tar.xz musl-259071c249643ecb5e6799422d45d053cb64d515.zip | |
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].
Diffstat (limited to 'crt')
| -rw-r--r-- | crt/mips/crt1.s | 1 |
1 files changed, 1 insertions, 0 deletions
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. |