On Fri, Nov 22, 2019 at 06:20:52PM -0600, Segher Boessenkool wrote: > On Thu, Nov 14, 2019 at 05:42:43PM -0500, Michael Meissner wrote: > > -;; Split a load of a large constant into the appropriate two-insn > > -;; sequence. > > +;; Split a load of a large constant into the appropriate two-insn > > sequence. On > > +;; systems that support PADDI (PLI), we can use PLI to load any 32-bit > > constant > > +;; in one instruction. > > > > (define_split > > [(set (match_operand:SI 0 "gpc_reg_operand") > > (match_operand:SI 1 "const_int_operand"))] > > "(unsigned HOST_WIDE_INT) (INTVAL (operands[1]) + 0x8000) >= 0x10000 > > - && (INTVAL (operands[1]) & 0xffff) != 0" > > + && (INTVAL (operands[1]) & 0xffff) != 0 && !TARGET_PREFIXED_ADDR" > > [(set (match_dup 0) > > (match_dup 2)) > > (set (match_dup 0) > > Please use num_insns_constant, instead (and fix num_insns_constant_gpr > so it knows about SIGNED_34BIT).
The previous patch V6 #1 already had the modification for num_insns_constant_gpr. -- Michael Meissner, IBM IBM, M/S 2506R, 550 King Street, Littleton, MA 01460-6245, USA email: meiss...@linux.ibm.com, phone: +1 (978) 899-4797
