overhaul __synccall and fix AS-safety and other issues in set*id

[musl] / src / thread / mips / clone.s

diff --git a/src/thread/mips/clone.s b/src/thread/mips/clone.s
index fab90dc..37dddf5 100644 (file)
--- a/src/thread/mips/clone.s
+++ b/src/thread/mips/clone.s
@@ -3,6 +3,7 @@
 .type   __clone,@function
 __clone:
        # Save function pointer and argument pointer on new thread stack
+       and $5, $5, -8
        subu $5, $5, 16
        sw $4, 0($5)
        sw $7, 4($5)
@@ -11,19 +12,21 @@ __clone:
        lw $6, 16($sp)
        lw $7, 20($sp)
        lw $9, 24($sp)
+       subu $sp, $sp, 16
        sw $9, 16($sp)
        li $2, 4120
        syscall
        beq $7, $0, 1f
        nop
+       addu $sp, $sp, 16
        jr $ra
        subu $2, $0, $2
 1:     beq $2, $0, 1f
        nop
+       addu $sp, $sp, 16
        jr $ra
        nop
 1:     lw $25, 0($sp)
        lw $4, 4($sp)
        jr $25
-       addu $sp, $sp, 16
        nop