*
* Modified for SPARC by Stu Grossman, Cygnus Support.
*
+ * This code has been extensively tested on the Fujitsu SPARClite demo board.
+ *
* To enable debugger support, two things need to happen. One, a
* call to set_debug_traps() is necessary in order to allow any breakpoints
* or error conditions to be properly intercepted and reported to gdb.
call _handle_exception
add %sp, 24 * 4, %o0 ! Pass address of registers
- restore ! Ensure that previous window is valid
- save %g0, %g0, %g0 ! by causing a window_underflow trap
-
! Reload all of the registers that aren't on the stack
ld [%sp + (24 + 1) * 4], %g1 ! registers[Gx]
ldd [%sp + (24 + 64) * 4], %l0 ! Y & PSR
ldd [%sp + (24 + 68) * 4], %l2 ! PC & NPC
+
+ restore ! Ensure that previous window is valid
+ save %g0, %g0, %g0 ! by causing a window_underflow trap
+
mov %l0, %y
mov %l1, %psr ! Make sure that traps are disabled
! for rett