diff options
| -rw-r--r-- | libc/sysdeps/linux/mips/syscall.S | 40 |
1 files changed, 25 insertions, 15 deletions
diff --git a/libc/sysdeps/linux/mips/syscall.S b/libc/sysdeps/linux/mips/syscall.S index b270e315b..ce2f1292f 100644 --- a/libc/sysdeps/linux/mips/syscall.S +++ b/libc/sysdeps/linux/mips/syscall.S @@ -33,23 +33,33 @@ syscall: move a0, a1 /* Move the next three args up a register. */ move a1, a2 move a2, a3 - /* Load the remaining possible args (up to 11) from the stack. */ + /* Load the remaining possible args (up to 7) from the stack. */ #ifdef __mips64 - ld t0,4*8(sp) - ld t1,5*8(sp) - ld t2,6*8(sp) - ld t3,7*8(sp) - ld t4,8*8(sp) - ld t5,9*8(sp) - ld t6,10*8(sp) + move a3, a4 + move a4, a5 + move a5, a6 + move a6, a7 + daddiu sp,sp,-16 + sd v0,0*8(sp) + ld v0,0*8(sp) /* for system call restarts */ #else - lw t0,4*4(sp) - lw t1,5*4(sp) - lw t2,6*4(sp) - lw t3,7*4(sp) - lw t4,8*4(sp) - lw t5,9*4(sp) - lw t6,10*4(sp) + lw a3,4*4(sp) + lw t0,5*4(sp) + lw t1,6*4(sp) + lw t2,7*4(sp) + addiu sp,sp,-32 + sw t0,4*4(sp) + sw t1,5*4(sp) + sw t2,6*4(sp) + sw v0,7*4(sp) + lw v0,7*4(sp) /* for system call restarts */ #endif syscall /* Do the system call. */ +#ifdef __mips64 + daddiu sp,sp,16 +#else + addiu sp,sp,32 +#endif j ra /* Return to caller. */ +.end syscall +.size syscall,.-syscall |