[ppc] Fix build breakage for all non-4xx PowerPC variants.
- adapt to the more generic EXCEPTION_PROLOG and CRIT_EXCEPTION macros
- minor 4xx cleanup
diff --git a/include/ppc_asm.tmpl b/include/ppc_asm.tmpl
index ad027d6..9f4029f 100644
--- a/include/ppc_asm.tmpl
+++ b/include/ppc_asm.tmpl
@@ -274,7 +274,7 @@
#define CRIT_EXCEPTION(n, label, hdlr) \
. = n; \
label: \
- EXCEPTION_PROLOG(csrr0, csrr1); \
+ EXCEPTION_PROLOG(CSRR0, CSRR1); \
lwz r3,GOT(transfer_to_handler); \
mtlr r3; \
addi r3,r1,STACK_FRAME_OVERHEAD; \