Move support routines to sh4.c
src/sh4/sh4.c
src/sh4/sh4core.c
src/sh4/sh4core.h
src/sh4/sh4core.in
src/sh4/sh4x86.c
src/sh4/sh4x86.in
src/sh4/sh4.c
src/sh4/sh4core.c
src/sh4/sh4core.h
src/sh4/sh4core.in
src/sh4/sh4x86.c
src/sh4/sh4x86.in
Add tests for SHLL, SHLR, SHAL, SHAR, ROTL, ROTR, ROTCL and ROTCR
test/Makefile
test/sh4/rot.s
test/sh4/shl.s
test/sh4/testsh4.c
test/Makefile
test/sh4/rot.s
test/sh4/shl.s
test/sh4/testsh4.c
Fix SUBC (not updating T), FTRC (not truncating), and XTRCT (just b0rked)
src/sh4/sh4x86.c
src/sh4/sh4x86.in
src/sh4/x86op.h
src/sh4/sh4x86.c
src/sh4/sh4x86.in
src/sh4/x86op.h
.