* config/sol2.h (ASM_SPEC): Split into ...
	(ASM_SPEC_BASE, ASM_PIC_SPEC): ... this.
	* config/i386/sol2.h (ASM_SPEC): Define using ASM_SPEC_BASE.
	* config/i386/sol2-bi.h (ASM_CPU_SPEC): Redefine.
	(ASM_SPEC): Use ASM_SPEC_BASE.
	* config/sparc/sol2.h (ASM_SPEC): Redefine.

From-SVN: r175957