Defines starting with `t' in machdep/i386/fp_emul

• tag machdep/i386/fp_emul/fp_e80387.h:269
• tan_op machdep/i386/fp_emul/fp_e80387.h:195
• test_op machdep/i386/fp_emul/fp_e80387.h:217
• top_mask machdep/i386/fp_emul/fp_e80387.h:316
• trans_info machdep/i386/fp_emul/fp_e80387.h:144
• true machdep/i386/fp_emul/fp_e80387.h:296