if (GET_MODE (operands[0]) != Pmode)
abort ();
- if (!TARGET_LONG64)
- emit_jump_insn (gen_tablejump_internal1 (operands[0], operands[1]));
+ if (! flag_pic)
+ {
+ if (!TARGET_LONG64)
+ emit_jump_insn (gen_tablejump_internal1 (operands[0], operands[1]));
+ else
+ emit_jump_insn (gen_tablejump_internal2 (operands[0], operands[1]));
+ }
else
- emit_jump_insn (gen_tablejump_internal2 (operands[0], operands[1]));
+ {
+ if (!TARGET_LONG64)
+ emit_jump_insn (gen_tablejump_internal3 (operands[0], operands[1]));
+ else
+ emit_jump_insn (gen_tablejump_internal4 (operands[0], operands[1]));
+ }
DONE;
}
(match_operand:SI 0 "register_operand" "d"))
(use (label_ref (match_operand 1 "" "")))]
"!TARGET_LONG64"
- "*
-{
- /* .cpadd expands to add REG,REG,$gp when pic, and nothing when not pic. */
- if (TARGET_ABICALLS && mips_abi == ABI_32)
- output_asm_insn (\".cpadd\\t%0\", operands);
- return \"%*j\\t%0\";
-}"
+ "%*j\\t%0"
[(set_attr "type" "jump")
(set_attr "mode" "none")
- (set (attr "length")
- (if_then_else (eq_attr "abicalls" "yes")
- (const_int 2)
- (const_int 1)))])
+ (set_attr "length" "1")])
(define_insn "tablejump_internal2"
[(set (pc)
(match_operand:DI 0 "register_operand" "d"))
(use (label_ref (match_operand 1 "" "")))]
"TARGET_LONG64"
+ "%*j\\t%0"
+ [(set_attr "type" "jump")
+ (set_attr "mode" "none")
+ (set_attr "length" "1")])
+
+(define_expand "tablejump_internal3"
+ [(set (pc)
+ (plus:SI (match_operand:SI 0 "register_operand" "d")
+ (label_ref:SI (match_operand:SI 1 "" ""))))]
+ ""
+ "")
+
+;;; Make sure that this only matches the insn before ADDR_DIFF_VEC. Otherwise
+;;; it is not valid.
+
+;;; ??? The length depends on the ABI. It is two for o32, and one for n32.
+;;; We just use the conservative number here.
+
+(define_insn ""
+ [(set (pc)
+ (plus:SI (match_operand:SI 0 "register_operand" "d")
+ (label_ref:SI (match_operand:SI 1 "" ""))))]
+ "!TARGET_LONG64 && next_active_insn (insn) != 0
+ && GET_CODE (PATTERN (next_active_insn (insn))) == ADDR_DIFF_VEC
+ && PREV_INSN (next_active_insn (insn)) == operands[1]"
"*
{
- /* .cpdadd expands to dadd REG,REG,$gp when pic, and nothing when not pic. */
- /* ??? SGI as does not have a .cpdadd. */
- if (TARGET_ABICALLS && mips_abi == ABI_32)
+ /* .cpadd expands to add REG,REG,$gp when pic, and nothing when not pic. */
+ if (mips_abi == ABI_32)
output_asm_insn (\".cpadd\\t%0\", operands);
return \"%*j\\t%0\";
}"
[(set_attr "type" "jump")
(set_attr "mode" "none")
- (set (attr "length")
- (if_then_else (eq_attr "abicalls" "yes")
- (const_int 2)
- (const_int 1)))])
+ (set_attr "length" "2")])
+
+(define_expand "tablejump_internal4"
+ [(set (pc)
+ (plus:DI (match_operand:DI 0 "register_operand" "d")
+ (label_ref:DI (match_operand:SI 1 "" ""))))]
+ ""
+ "")
+
+;;; Make sure that this only matches the insn before ADDR_DIFF_VEC. Otherwise
+;;; it is not valid.
+
+(define_insn ""
+ [(set (pc)
+ (plus:DI (match_operand:DI 0 "register_operand" "d")
+ (label_ref:DI (match_operand:SI 1 "" ""))))]
+ "!TARGET_LONG64 && next_active_insn (insn) != 0
+ && GET_CODE (PATTERN (next_active_insn (insn))) == ADDR_DIFF_VEC
+ && PREV_INSN (next_active_insn (insn)) == operands[1]"
+ "%*j\\t%0"
+ [(set_attr "type" "jump")
+ (set_attr "mode" "none")
+ (set_attr "length" "1")])
;; Function return, only allow after optimization, so that we can
;; eliminate jumps to jumps if no stack space is used.