[gcc r13-7122] riscv: Fix genrvv-type-indexer dependencies

[gcc r13-7122] riscv: Fix genrvv-type-indexer dependencies

[Jakub Jelinek]

https://gcc.gnu.org/g:c18b1b0bc78c27257cfc8448581564337412f567

commit r13-7122-gc18b1b0bc78c27257cfc8448581564337412f567
Author: Jakub Jelinek <jakub@redhat.com>
Date:   Sat Apr 8 12:05:04 2023 +0200

    riscv: Fix genrvv-type-indexer dependencies
    
    I've noticed
    make: Circular build/genrvv-type-indexer.o <- gtype-desc.h dependency dropped.
    
    The following patch fixes that.  The RTL_BASE_H variable includes a lot of
    headers which the generator doesn't include, including gtype-desc.h.
    I've preprocessed it and checked all gcc/libiberty headers against what is
    included in the other dependency variables and here is what I found:
    1) coretypes.h includes align.h, poly-int.h and poly-int-types.h which
       weren't listed (most of dependencies are thankfully done automatically,
       so it isn't that big deal except for these generators and the like)
    2) system.h includes filenames.h (already listed) but filenames.h includes
       hashtab.h; instead of adding FILENAMES_H I've just added the dependency
       to SYSTEM_H
    3) $(RTL_BASE_H) wasn't really needed at all and insn-modes.h is already
       included in $(CORETYPES_H)
    
    2023-04-08  Jakub Jelinek  <jakub@redhat.com>
    
            * Makefile.in (CORETYPES_H): Depend on align.h, poly-int.h and
            poly-int-types.h.
            (SYSTEM_H): Depend on $(HASHTAB_H).
            * config/riscv/t-riscv (build/genrvv-type-indexer.o): Remove unused
            dependency on $(RTL_BASE_H), remove redundant dependency on
            insn-modes.h.

Diff:
---
 gcc/Makefile.in          | 6 ++++--
 gcc/config/riscv/t-riscv | 4 ++--
 2 files changed, 6 insertions(+), 4 deletions(-)

diff --git a/gcc/Makefile.in b/gcc/Makefile.in
index d8b76d83d68..ad9a5d94cd0 100644
--- a/gcc/Makefile.in
+++ b/gcc/Makefile.in
@@ -945,7 +945,8 @@ TARGET_DEF_H = target-def.h target-hooks-def.h $(HOOKS_H) targhooks.h
 C_TARGET_DEF_H = c-family/c-target-def.h c-family/c-target-hooks-def.h \
   $(TREE_H) $(C_COMMON_H) $(HOOKS_H) common/common-targhooks.h
 CORETYPES_H = coretypes.h insn-modes.h signop.h wide-int.h wide-int-print.h \
-  insn-modes-inline.h $(MACHMODE_H) double-int.h
+  insn-modes-inline.h $(MACHMODE_H) double-int.h align.h poly-int.h \
+  poly-int-types.h
 RTL_BASE_H = $(CORETYPES_H) rtl.h rtl.def reg-notes.def \
   insn-notes.def $(INPUT_H) $(REAL_H) statistics.h $(VEC_H) \
   $(FIXED_VALUE_H) alias.h $(HASHTAB_H)
@@ -998,7 +999,8 @@ C_COMMON_H = c-family/c-common.h c-family/c-common.def $(TREE_H) \
 C_PRAGMA_H = c-family/c-pragma.h $(CPPLIB_H)
 C_TREE_H = c/c-tree.h $(C_COMMON_H) $(DIAGNOSTIC_H)
 SYSTEM_H = system.h hwint.h $(srcdir)/../include/libiberty.h \
-	$(srcdir)/../include/safe-ctype.h $(srcdir)/../include/filenames.h
+	$(srcdir)/../include/safe-ctype.h $(srcdir)/../include/filenames.h \
+	$(HASHTAB_H)
 PREDICT_H = predict.h predict.def
 CPPLIB_H = $(srcdir)/../libcpp/include/line-map.h \
 	$(srcdir)/../libcpp/include/cpplib.h
diff --git a/gcc/config/riscv/t-riscv b/gcc/config/riscv/t-riscv
index 6e326fc7e02..1252d6f851a 100644
--- a/gcc/config/riscv/t-riscv
+++ b/gcc/config/riscv/t-riscv
@@ -102,8 +102,8 @@ $(common_out_file): $(srcdir)/config/riscv/riscv-cores.def \
     $(srcdir)/config/riscv/riscv-protos.h \
     $(srcdir)/config/riscv/riscv-subset.h
 
-build/genrvv-type-indexer.o: $(srcdir)/config/riscv/genrvv-type-indexer.cc $(RTL_BASE_H) $(BCONFIG_H) $(SYSTEM_H)	\
-  $(CORETYPES_H) $(GTM_H) errors.h $(GENSUPPORT_H) insn-modes.h
+build/genrvv-type-indexer.o: $(srcdir)/config/riscv/genrvv-type-indexer.cc $(BCONFIG_H) $(SYSTEM_H)	\
+  $(CORETYPES_H) $(GTM_H) errors.h $(GENSUPPORT_H)
 
 build/genrvv-type-indexer$(build_exeext): build/genrvv-type-indexer.o
 	+$(LINKER_FOR_BUILD) $(BUILD_LINKERFLAGS) $(BUILD_LDFLAGS) -o $@ \