+Fri Oct 15 13:48:45 1999 Richard Henderson <rth@cygnus.com>
+
+ * mips.c (function_prologue): Fix argument types.
+ * mips.md (casesi): Use emit_jump_insn for casesi_internal.
+ (casesi_internal): Write to the scratch register.
+
1999-10-15 11:16 -0700 Zack Weinberg <zack@bitmover.com>
* cppexp.c (cpp_parse_escape): Make static. Change second arg
emit_insn (gen_bgtu (operands[4]));
/* Do the PIC jump. */
- emit_insn (gen_casesi_internal (reg, operands[3], gen_reg_rtx (SImode)));
+ emit_jump_insn (gen_casesi_internal (reg, operands[3],
+ gen_reg_rtx (SImode)));
DONE;
}
;; An embedded PIC switch statement looks like this:
;; bal $LS1
-;; sll $reg,$reg,2
+;; sll $reg,$index,2
;; $LS1:
;; addu $reg,$reg,$31
;; lw $reg,$L1-$LS1($reg)
;; .word case1-$LS1
;; .word case2-$LS1
;; ...
-;;
-;; ??? So how does operand 2 get used?
(define_insn "casesi_internal"
[(set (pc)
(clobber (match_operand:SI 2 "register_operand" "=d"))
(clobber (reg:SI 31))]
"TARGET_EMBEDDED_PIC"
- "*
-{
- output_asm_insn (\"%(bal\\t%S1\;sll\\t%0,2\\n%~%S1:\", operands);
- output_asm_insn (\"addu\\t%0,%0,$31%)\", operands);
- output_asm_insn (\"lw\\t%0,%1-%S1(%0)\;addu\\t%0,%0,$31\", operands);
- return \"j\\t%0\";
-}"
+ "%(bal\\t%S1\;sll\\t%2,%0,2\\n%~%S1:\;addu\\t%2,%2,$31%)\;\\
+lw\\t%2,%1-%S1(%2)\;addu\\t%2,%2,$31\;j\\t%2"
[(set_attr "type" "jump")
(set_attr "mode" "none")
(set_attr "length" "24")])