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Re: [PATCH,RFA] Fix error with arm_vector_mode_supported_p()


ping

On Wed, Dec 05, 2007 at 02:44:08PM +0100, Bernhard Fischer wrote:
>Hi,
>
>The following patchlet attempts to fix compilation of insn-opinit.c
>on arm for a native compiler.
>
>    Error was (on arm, xscale):
>    ... -o libbackend.o  \
>              -DBASEVER="\"4.3.0\"" -DDATESTAMP="\" 20071127\"" \
>              -DREVISION= \
>              -DDEVPHASE="\" (experimental)\"" -DPKGVERSION="\"(GCC) \"" \
>              -DBUGURL="\"<http://gcc.gnu.org/bugs.html>\"" -combine
>    insn-opinit.c: In function 'init_all_optabs':
>    insn-opinit.c:443: warning: implicit declaration of function 'arm_vector_mode_supported_p'
>    /there/toolchain_build_arm_nofpu/gcc-4.3.0/gcc/config/arm/arm-protos.h:47: note: previous declaration of 'arm_vector_mode_supported_p' was here
>    insn-opinit.c:443: error: incompatible implicit declaration of function 'arm_vector_mode_supported_p'
>
>The compiler was configured via:
>/there/toolchain_build_arm_nofpu/gcc-4.3.0/configure \
>                --prefix=/usr \
>                --build=i386-pc-linux-gnu \
>                --host=arm-linux-uclibcgnueabi \
>                --target=arm-linux-uclibcgnueabi \
>                --enable-languages=c,fortran \
>                --with-gxx-include-dir=/usr/include/c++ \
>                --disable-__cxa_atexit \
>                --with-gnu-ld \
>                --enable-shared \
>                --with-gmp="/there/build_arm_nofpu/gmp-4.2.2" \
>                --with-mpfr="/there/build_arm_nofpu/mpfr-2.3.0" \
>                --disable-nls \
>                --enable-threads \
>                --disable-multilib \
>                --with-float=soft \
>                --enable-intermodule
>
>The patch leaves the warning about the implicit decl of
>arm_vector_mode_supported_p, though.
>Please consider fixing.
>
>gcc/ChangeLog
>2007-11-27  Bernhard Fischer  <>
>
>	* config/arm/arm-protos.h (arm_vector_mode_supported_p,
>	arm_hard_regno_mode_ok, const_ok_for_arm): Do not hide non-rtx related
>	function prototypes in RTX_CODE.
>	* genopinit.c: Include tm_p.h.

>gcc/ChangeLog
>2007-11-27  Bernhard Fischer  <>
>
>	* config/arm/arm-protos.h (arm_vector_mode_supported_p,
>	arm_hard_regno_mode_ok, const_ok_for_arm): Do not hide non-rtx related
>	function prototypes in RTX_CODE.
>	* genopinit.c: Include tm_p.h.
>
>Index: gcc-4.3.0/gcc/config/arm/arm-protos.h
>===================================================================
>--- gcc-4.3.0/gcc/config/arm/arm-protos.h	(revision 130463)
>+++ gcc-4.3.0/gcc/config/arm/arm-protos.h	(working copy)
>@@ -40,15 +40,14 @@
> 							       unsigned int);
> extern unsigned int arm_dbx_register_number (unsigned int);
> extern void arm_output_fn_unwind (FILE *, bool);
>-  
> 
> #ifdef TREE_CODE
> extern int arm_return_in_memory (const_tree);
> #endif
>-#ifdef RTX_CODE
> extern bool arm_vector_mode_supported_p (enum machine_mode);
> extern int arm_hard_regno_mode_ok (unsigned int, enum machine_mode);
> extern int const_ok_for_arm (HOST_WIDE_INT);
>+#ifdef RTX_CODE
> extern int arm_split_constant (RTX_CODE, enum machine_mode, rtx,
> 			       HOST_WIDE_INT, rtx, rtx, int);
> extern RTX_CODE arm_canonicalize_comparison (RTX_CODE, enum machine_mode,
>Index: gcc-4.3.0/gcc/genopinit.c
>===================================================================
>--- gcc-4.3.0/gcc/genopinit.c	(revision 130463)
>+++ gcc-4.3.0/gcc/genopinit.c	(working copy)
>@@ -486,6 +486,7 @@
>   printf ("#include \"expr.h\"\n");
>   printf ("#include \"optabs.h\"\n");
>   printf ("#include \"reload.h\"\n\n");
>+  printf ("#include \"tm_p.h\"\n\n");
> 
>   printf ("void\ninit_all_optabs (void)\n{\n");
> 


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