[SH] Fix clrs, sets, pref insn arch memberships.
opcodes/
* sh-opc.h (clrs, sets): Mark as arch_sh3_nommu_up instead of
arch_sh_up.
(pref): Mark as arch_sh2a_nofpu_or_sh3_nommu_up instead of
arch_sh2a_nofpu_or_sh4_nommu_nofpu_up.
gas/testsuite/
* gas/sh/arch/arch.exp: Replace dead code to generate expected .s files
with ...
* gas/sh/arch/sh-opc-gen-as.pl: ... this new script.
* gas/sh/arch/arch_expected.txt: Regenerate.
* gas/sh/arch/sh-dsp.s: Likewise.
* gas/sh/arch/sh-opc-gen-as.pl: Likewise.
* gas/sh/arch/sh.s: Likewise.
* gas/sh/arch/sh2.s: Likewise.
* gas/sh/arch/sh2a-nofpu-or-sh3-nommu.s: Likewise.
* gas/sh/arch/sh2a-nofpu-or-sh4-nommu-nofpu.s: Likewise.
* gas/sh/arch/sh2a-nofpu.s: Likewise.
* gas/sh/arch/sh2a-or-sh3e.s: Likewise.
* gas/sh/arch/sh2a-or-sh4.s: Likewise.
* gas/sh/arch/sh2a.s: Likewise.
* gas/sh/arch/sh2e.s: Likewise.
* gas/sh/arch/sh3-dsp.s: Likewise.
* gas/sh/arch/sh3-nommu.s: Likewise.
* gas/sh/arch/sh3.s: Likewise.
* gas/sh/arch/sh3e.s: Likewise.
* gas/sh/arch/sh4-nofpu.s: Likewise.
* gas/sh/arch/sh4-nommu-nofpu.s: Likewise.
* gas/sh/arch/sh4.s: Likewise.
* gas/sh/arch/sh4a-nofpu.s: Likewise.
* gas/sh/arch/sh4a.s: Likewise.
* gas/sh/arch/sh4al-dsp.s: Likewise.
ld/testsuite/
* ld-sh/arch/arch_expected.txt: Regenerate.
* ld-sh/arch/sh-dsp.s: Likewise.
* ld-sh/arch/sh.s: Likewise.
* ld-sh/arch/sh2.s: Likewise.
* ld-sh/arch/sh2a-nofpu-or-sh3-nommu.s: Likewise.
* ld-sh/arch/sh2a-nofpu-or-sh4-nommu-nofpu.s: Likewise.
* ld-sh/arch/sh2a-nofpu.s: Likewise.
* ld-sh/arch/sh2a-or-sh3e.s: Likewise.
* ld-sh/arch/sh2a-or-sh4.s: Likewise.
* ld-sh/arch/sh2a.s: Likewise.
* ld-sh/arch/sh2e.s: Likewise.
* ld-sh/arch/sh3-dsp.s: Likewise.
* ld-sh/arch/sh3-nommu.s: Likewise.
* ld-sh/arch/sh3.s: Likewise.
* ld-sh/arch/sh3e.s: Likewise.
* ld-sh/arch/sh4-nofpu.s: Likewise.
* ld-sh/arch/sh4-nommu-nofpu.s: Likewise.
* ld-sh/arch/sh4.s: Likewise.
* ld-sh/arch/sh4a-nofpu.s: Likewise.
* ld-sh/arch/sh4a.s: Likewise.
* ld-sh/arch/sh4al-dsp.s: Likewise.