1 // SPDX-License-Identifier: GPL-2.0
3  * In-kernel vector facility support functions
17 	__vector128 *vxrs = state->vxrs;  in __kernel_fpu_begin()
24 	flags &= state->hdr.mask;  in __kernel_fpu_begin()
26 		fpu_stfpc(&state->hdr.fpc);  in __kernel_fpu_begin()
34 		vxrs += fpu_vstm(0, 15, vxrs);  in __kernel_fpu_begin()
39 		vxrs += fpu_vstm(8, 23, vxrs);  in __kernel_fpu_begin()
45 			vxrs += fpu_vstm(0, 15, vxrs);  in __kernel_fpu_begin()
47 			vxrs += fpu_vstm(0, 7, vxrs);  in __kernel_fpu_begin()
56 			vxrs += fpu_vstm(16, 23, vxrs);  in __kernel_fpu_begin()
65 	__vector128 *vxrs = state->vxrs;  in __kernel_fpu_end()
73 	flags &= state->hdr.mask;  in __kernel_fpu_end()
75 		fpu_lfpc(&state->hdr.fpc);  in __kernel_fpu_end()
83 		vxrs += fpu_vlm(0, 15, vxrs);  in __kernel_fpu_end()
88 		vxrs += fpu_vlm(8, 23, vxrs);  in __kernel_fpu_end()
94 			vxrs += fpu_vlm(0, 15, vxrs);  in __kernel_fpu_end()
96 			vxrs += fpu_vlm(0, 7, vxrs);  in __kernel_fpu_end()
105 			vxrs += fpu_vlm(16, 23, vxrs);  in __kernel_fpu_end()
114 	__vector128 *vxrs = &state->vxrs[0];  in load_fpu_state()
118 		fpu_lfpc_safe(&state->fpc);  in load_fpu_state()
121 			load_fp_regs_vx(state->vxrs);  in load_fpu_state()
126 		fpu_vlm(0, 15, &vxrs[0]);  in load_fpu_state()
131 		fpu_vlm(8, 23, &vxrs[8]);  in load_fpu_state()
137 			fpu_vlm(0, 15, &vxrs[0]);  in load_fpu_state()
139 			fpu_vlm(0, 7, &vxrs[0]);  in load_fpu_state()
148 			fpu_vlm(16, 23, &vxrs[16]);  in load_fpu_state()
156 	__vector128 *vxrs = &state->vxrs[0];  in save_fpu_state()
160 		fpu_stfpc(&state->fpc);  in save_fpu_state()
163 			save_fp_regs_vx(state->vxrs);  in save_fpu_state()
168 		fpu_vstm(0, 15, &vxrs[0]);  in save_fpu_state()
173 		fpu_vstm(8, 23, &vxrs[8]);  in save_fpu_state()
179 			fpu_vstm(0, 15, &vxrs[0]);  in save_fpu_state()
181 			fpu_vstm(0, 7, &vxrs[0]);  in save_fpu_state()
190 			fpu_vstm(16, 23, &vxrs[16]);  in save_fpu_state()