59 fp_prsave(kfpu_t *fp)  in fp_prsave()  argument
61 	if ((fp->fpu_en) || (fp->fpu_fprs & FPRS_FEF))  {  in fp_prsave()
64 			fp->fpu_fprs = _fp_read_fprs();  in fp_prsave()
65 			if ((fp->fpu_fprs & FPRS_FEF) != FPRS_FEF) {  in fp_prsave()
69 				fp->fpu_fprs = fprs;  in fp_prsave()
76 			fp_fksave(fp);  in fp_prsave()
130 fp_free(kfpu_t *fp, int isexec)  in fp_free()  argument
135 	if (curthread->t_lwp != NULL && lwptofpu(curthread->t_lwp) == fp) {  in fp_free()
136 		fp->fpu_en = 0;  in fp_free()
137 		fp->fpu_fprs = fprs;  in fp_free()
154 	kfpu_t *fp;  in fp_enable()  local
158 	fp = lwptofpu(lwp);  in fp_enable()
161 		if (fp->fpu_en) {  in fp_enable()
167 			if ((fp->fpu_fprs & FPRS_FEF) != FPRS_FEF) {  in fp_enable()
168 				fp->fpu_fprs = FPRS_FEF;  in fp_enable()
176 			fp_restore(fp);  in fp_enable()
178 			fp->fpu_en = 1;  in fp_enable()
179 			fp->fpu_fsr = 0;  in fp_enable()
180 			fp->fpu_fprs = FPRS_FEF;  in fp_enable()
182 			fp_clearregs(fp);  in fp_enable()
187 		if (!fp->fpu_en) {  in fp_enable()
188 			fp->fpu_en = 1;  in fp_enable()
189 			fp->fpu_fsr = 0;  in fp_enable()
191 				fp->fpu_fr.fpu_regs[i] = (uint_t)-1; /* NaN */  in fp_enable()
193 				fp->fpu_fr.fpu_dregs[i] = (uint64_t)-1;  in fp_enable()
211 	kfpu_t *fp;  in fp_disabled()  local
250 	fp = lwptofpu(lwp);  in fp_disabled()
253 		if (fp->fpu_en) {  in fp_disabled()
259 			if ((fp->fpu_fprs & FPRS_FEF) != FPRS_FEF) {  in fp_disabled()
260 				fp->fpu_fprs = FPRS_FEF;  in fp_disabled()
268 			fp_restore(fp);  in fp_disabled()
270 			fp->fpu_en = 1;  in fp_disabled()
271 			fp->fpu_fsr = 0;  in fp_disabled()
272 			fp->fpu_fprs = FPRS_FEF;  in fp_disabled()
274 			fp_clearregs(fp);  in fp_disabled()
282 		if (!fp->fpu_en) {  in fp_disabled()
283 			fp->fpu_en = 1;  in fp_disabled()
284 			fp->fpu_fsr = 0;  in fp_disabled()
286 				fp->fpu_fr.fpu_regs[i] = (uint_t)-1; /* NaN */  in fp_disabled()
288 				fp->fpu_fr.fpu_dregs[i] = (uint64_t)-1;  in fp_disabled()
291 		    rp, (ulong_t *)rp->r_sp, fp)) {  in fp_disabled()
292 			fp->fpu_q_entrysize = sizeof (struct _fpq);  in fp_disabled()
320 	kfpu_t *fp = lwptofpu(curthread->t_lwp);  in fp_runq()  local
321 	struct _fq *fqp = fp->fpu_q;  in fp_runq()
323 	uint64_t gsr = get_gsr(fp);  in fp_runq()
330 	while (fp->fpu_qcnt) {  in fp_runq()
335 		    (fsr_type *)&fp->fpu_fsr, gsr,  in fp_runq()
344 			if (fqp != fp->fpu_q) {  in fp_runq()
354 				fqdp = fp->fpu_q;  in fp_runq()
355 				for (i = fp->fpu_qcnt; i; i--) {  in fp_runq()
358 				fqp = fp->fpu_q;  in fp_runq()
360 			fp->fpu_q_entrysize = sizeof (struct _fpq);  in fp_runq()
369 				_fp_write_pfsr(&fp->fpu_fsr);  in fp_runq()
382 		fp->fpu_qcnt--;  in fp_runq()
395 			_fp_read_pfreg(&fp->fpu_fr.fpu_regs[i], i);  in fp_runq()
397 			_fp_read_pdreg(&fp->fpu_fr.fpu_dregs[i], i);  in fp_runq()
398 		_fp_write_pfsr(&fp->fpu_fsr);  in fp_runq()
423 	kfpu_t *fp = lwptofpu(lwp);  in fp_precise()  local
427 		save_gsr(fp);  in fp_precise()
428 	gsr = get_gsr(fp);  in fp_precise()
468 		struct _fpq *pfpq = &fp->fpu_q->FQu.fpq;  in fp_precise()
474 		fp->fpu_qcnt = 1;  in fp_precise()
475 		fp->fpu_q_entrysize = sizeof (struct _fpq);  in fp_precise()
481 		    (fsr_type *)&fp->fpu_fsr, gsr, kluge.i);  in fp_precise()
485 			_fp_write_pfsr(&fp->fpu_fsr);  in fp_precise()
490 				fp->fpu_qcnt = 0;  in fp_precise()
497 				fp->fpu_qcnt = 0;  in fp_precise()
500 			fp->fpu_qcnt = 0;  in fp_precise()
504 			fp_save(fp);  in fp_precise()