rs6000.c (union_defs, [...]): Move all code related to p8 swap optimizations to…

rs6000.c (union_defs, [...]): Move all code related to p8 swap optimizations to file rs6000-p8swap.c.

2017-07-06  Aaron Sawdey  <acsawdey@linux.vnet.ibm.com>

	* config/rs6000/rs6000.c (union_defs, union_uses, insn_is_load_p,
	insn_is_store_p, insn_is_swap_p, const_load_sequence_p, v2df_reduction_p,
	rtx_is_swappable_p, insn_is_swappable_p, chain_contains_only_swaps,
	mark_swaps_for_removal, swap_const_vector_halves, adjust_subreg_index,
	permute_load, permute_store, adjust_extract, adjust_splat,
	adjust_xxpermdi, adjust_concat, adjust_vperm, handle_special_swappables,
	replace_swap_with_copy, dump_swap_insn_table,
	alignment_with_canonical_addr, alignment_mask, find_alignment_op,
	recombine_lvx_pattern, recombine_stvx_pattern,
	recombine_lvx_stvx_patterns, rs6000_analyze_swaps,
	make_pass_analyze_swaps): Move all code related to p8 swap optimizations
	to file rs6000-p8swap.c.
	* config/rs6000/rs6000-p8swap.c: New file.
	* config/rs6000/t-rs6000: Add rule to build rs6000-p8swap.o.
	* config.gcc: Add rs6000-p8swap.o to extra_objs for powerpc*-*-*
	and rs6000*-*-* targets.

From-SVN: r250040

gcc/ChangeLog

+2017-07-06  Aaron Sawdey  <acsawdey@linux.vnet.ibm.com>
+
+	* config/rs6000/rs6000.c (union_defs, union_uses, insn_is_load_p,
+	insn_is_store_p, insn_is_swap_p, const_load_sequence_p, v2df_reduction_p,
+	rtx_is_swappable_p, insn_is_swappable_p, chain_contains_only_swaps,
+	mark_swaps_for_removal, swap_const_vector_halves, adjust_subreg_index,
+	permute_load, permute_store, adjust_extract, adjust_splat,
+	adjust_xxpermdi, adjust_concat, adjust_vperm, handle_special_swappables,
+	replace_swap_with_copy, dump_swap_insn_table,
+	alignment_with_canonical_addr, alignment_mask, find_alignment_op,
+	recombine_lvx_pattern, recombine_stvx_pattern,
+	recombine_lvx_stvx_patterns, rs6000_analyze_swaps,
+	make_pass_analyze_swaps): Move all code related to p8 swap optimizations
+	to file rs6000-p8swap.c.
+	* config/rs6000/rs6000-p8swap.c: New file.
+	* config/rs6000/t-rs6000: Add rule to build rs6000-p8swap.o.
+	* config.gcc: Add rs6000-p8swap.o to extra_objs for powerpc*-*-*
+	and rs6000*-*-* targets.
+
 2017-07-06  David Malcolm  <dmalcolm@redhat.com>
 
 	* Makefile.in (selftest): Remove dependency on s-selftest-c++.

gcc/config.gcc

@@ -454,7 +454,7 @@ powerpc*-*-*spe*)
 	;;
 powerpc*-*-*)
 	cpu_type=rs6000
-	extra_objs="rs6000-string.o"
+	extra_objs="rs6000-string.o rs6000-p8swap.o"
 	extra_headers="ppc-asm.h altivec.h htmintrin.h htmxlintrin.h"
 	extra_headers="${extra_headers} bmi2intrin.h bmiintrin.h x86intrin.h"
 	extra_headers="${extra_headers} ppu_intrinsics.h spu2vmx.h vec_types.h si2vmx.h"
@@ -472,7 +472,7 @@ riscv*)
 	;;
 rs6000*-*-*)
 	extra_options="${extra_options} g.opt fused-madd.opt rs6000/rs6000-tables.opt"
-	extra_objs="rs6000-string.o"
+	extra_objs="rs6000-string.o rs6000-p8swap.o"
 	;;
 sparc*-*-*)
 	cpu_type=sparc

gcc/config/rs6000/t-rs6000

@@ -30,6 +30,10 @@ rs6000-string.o: $(srcdir)/config/rs6000/rs6000-string.c
 	$(COMPILE) $<
 	$(POSTCOMPILE)
 
+rs6000-p8swap.o: $(srcdir)/config/rs6000/rs6000-p8swap.c
+	$(COMPILE) $<
+	$(POSTCOMPILE)
+
 $(srcdir)/config/rs6000/rs6000-tables.opt: $(srcdir)/config/rs6000/genopt.sh \
   $(srcdir)/config/rs6000/rs6000-cpus.def
 	$(SHELL) $(srcdir)/config/rs6000/genopt.sh $(srcdir)/config/rs6000 > \