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* sparc-stub.c (_trap_low): Do restore/save sequence after

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setting sp to ensure that we load the previous window from the
right place on the stack.
This commit is contained in:
Stu Grossman
1993-09-16 19:16:19 +00:00
parent 1399802122
commit f2e21136eb
2 changed files with 10 additions and 3 deletions
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7
gdb/sparc-stub.c
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@@ -220,9 +220,6 @@ recursive_trap:
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]
@@ -237,6 +234,10 @@ recursive_trap:
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