[(set_attr "length" "4")
(set_attr "type" "fpcc")])
+;; The following two patterns are optimization placeholders. In almost
+;; all cases, the user of the condition code will be simplified and the
+;; original condition code setting insn should be eliminated.
+
+(define_insn "*setccfp0"
+ [(set (reg:CCFP 0)
+ (const_int 0))]
+ "! TARGET_SOFT_FLOAT"
+ "fcmp,dbl,!= %%fr0,%%fr0"
+ [(set_attr "length" "4")
+ (set_attr "type" "fpcc")])
+
+(define_insn "*setccfp1"
+ [(set (reg:CCFP 0)
+ (const_int 1))]
+ "! TARGET_SOFT_FLOAT"
+ "fcmp,dbl,= %%fr0,%%fr0"
+ [(set_attr "length" "4")
+ (set_attr "type" "fpcc")])
+
;; scc insns.
(define_expand "seq"
emit_insn (gen_extzv_64 (operands[0], operands[1],
operands[2], operands[3]));
else
- emit_insn (gen_extzv_32 (operands[0], operands[1],
- operands[2], operands[3]));
+ {
+ if (! uint5_operand (operands[2], SImode)
+ || ! uint5_operand (operands[3], SImode))
+ FAIL;
+ emit_insn (gen_extzv_32 (operands[0], operands[1],
+ operands[2], operands[3]));
+ }
DONE;
}")
emit_insn (gen_extv_64 (operands[0], operands[1],
operands[2], operands[3]));
else
- emit_insn (gen_extv_32 (operands[0], operands[1],
- operands[2], operands[3]));
+ {
+ if (! uint5_operand (operands[2], SImode)
+ || ! uint5_operand (operands[3], SImode))
+ FAIL;
+ emit_insn (gen_extv_32 (operands[0], operands[1],
+ operands[2], operands[3]));
+ }
DONE;
}")
emit_insn (gen_insv_64 (operands[0], operands[1],
operands[2], operands[3]));
else
- emit_insn (gen_insv_32 (operands[0], operands[1],
- operands[2], operands[3]));
+ {
+ if (! uint5_operand (operands[2], SImode)
+ || ! uint5_operand (operands[3], SImode))
+ FAIL;
+ emit_insn (gen_insv_32 (operands[0], operands[1],
+ operands[2], operands[3]));
+ }
DONE;
}")
"flag_pic"
"
{
+ /* On the 64-bit port, we need a blockage because there is
+ confusion regarding the dependence of the restore on the
+ frame pointer. As a result, the frame pointer and pic
+ register restores sometimes are interchanged erroneously. */
+ if (TARGET_64BIT)
+ emit_insn (gen_blockage ());
/* Restore the PIC register using hppa_pic_save_rtx (). The
PIC register is not saved in the frame in 64-bit ABI. */
emit_move_insn (pic_offset_table_rtx, hppa_pic_save_rtx ());
"flag_pic"
"
{
+ if (TARGET_64BIT)
+ emit_insn (gen_blockage ());
/* Restore the PIC register. Hopefully, this will always be from
a stack slot. The only registers that are valid after a
builtin_longjmp are the stack and frame pointers. */