Changeset ebb1489 in mainline for uspace/lib/c/arch/mips32/src/thread_entry.S

Timestamp:

2024-10-13T08:23:40Z (8 weeks ago)

Author:

GitHub <noreply@…>

Children:

0472cf17

Parents:

2a0c827c (diff), b3b79981 (diff)
Note: this is a merge changeset, the changes displayed below correspond to the merge itself.
Use the (diff) links above to see all the changes relative to each parent.

git-author:

boba-buba <120932204+boba-buba@…> (2024-10-13 08:23:40)

git-committer:

GitHub <noreply@…> (2024-10-13 08:23:40)

Message:

Merge branch 'HelenOS:master' into topic/packet-capture

File:

• uspace/lib/c/arch/mips32/src/thread_entry.S (modified) (1 diff)

uspace/lib/c/arch/mips32/src/thread_entry.S

@@ -40 +40 @@
 #
 SYMBOL(__thread_entry)
-        .ent __thread_entry
-        .frame $sp, ABI_STACK_FRAME, $ra
-        .cpload $t9
+        # All registers should be zero, including $fp and $ra.
+        # Instead of setting up a stack frame here, we leave it for __thread_main.
 
-        #
-        # v0 contains address of uarg.
-        #
-        add $a0, $v0, 0
+        # Function argument.
+        lw $a0, -4($sp)
+        # Function pointer.
+        lw $t0, -8($sp)
 
-        # Allocate the stack frame.
-        addiu $sp, -ABI_STACK_FRAME
-
-        # Allow PIC code
-        .cprestore 16
-
-        jal __thread_main
+        j $t0
         nop
-
-        #
-        # Not reached.
-        #
-        addiu $sp, ABI_STACK_FRAME
-        .end __thread_entry