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Searched refs:fpregs (Results 1 - 25 of 82) sorted by relevance

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/kernel/linux/linux-5.10/arch/parisc/math-emu/
H A Dfpudispatch.c19 * emfpudispatch(ir, dummy1, dummy2, fpregs)
20 * fpudispatch(ir, excp_code, holder, fpregs)
158 static void parisc_linux_get_fpu_type(u_int fpregs[]) in parisc_linux_get_fpu_type() argument
164 fpregs[FPU_TYPE_FLAG_POS] = TIMEX_EXTEN_FLAG; in parisc_linux_get_fpu_type()
167 fpregs[FPU_TYPE_FLAG_POS] = ROLEX_EXTEN_FLAG; in parisc_linux_get_fpu_type()
169 fpregs[FPU_TYPE_FLAG_POS] = PA2_0_FPU_FLAG; in parisc_linux_get_fpu_type()
182 fpudispatch(u_int ir, u_int excp_code, u_int holder, u_int fpregs[]) in fpudispatch() argument
190 parisc_linux_get_fpu_type(fpregs); in fpudispatch()
192 fpu_type_flags=fpregs[FPU_TYPE_FLAG_POS]; /* get fpu type flags */ in fpudispatch()
209 return(decode_0c(ir,class,subop,fpregs)); in fpudispatch()
237 emfpudispatch(u_int ir, u_int dummy1, u_int dummy2, u_int fpregs[]) emfpudispatch() argument
275 decode_0c(u_int ir, u_int class, u_int subop, u_int fpregs[]) decode_0c() argument
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/kernel/linux/linux-6.6/arch/parisc/math-emu/
H A Dfpudispatch.c19 * emfpudispatch(ir, dummy1, dummy2, fpregs)
20 * fpudispatch(ir, excp_code, holder, fpregs)
158 static void parisc_linux_get_fpu_type(u_int fpregs[]) in parisc_linux_get_fpu_type() argument
164 fpregs[FPU_TYPE_FLAG_POS] = TIMEX_EXTEN_FLAG; in parisc_linux_get_fpu_type()
167 fpregs[FPU_TYPE_FLAG_POS] = ROLEX_EXTEN_FLAG; in parisc_linux_get_fpu_type()
169 fpregs[FPU_TYPE_FLAG_POS] = PA2_0_FPU_FLAG; in parisc_linux_get_fpu_type()
182 fpudispatch(u_int ir, u_int excp_code, u_int holder, u_int fpregs[]) in fpudispatch() argument
190 parisc_linux_get_fpu_type(fpregs); in fpudispatch()
192 fpu_type_flags=fpregs[FPU_TYPE_FLAG_POS]; /* get fpu type flags */ in fpudispatch()
209 return(decode_0c(ir,class,subop,fpregs)); in fpudispatch()
237 emfpudispatch(u_int ir, u_int dummy1, u_int dummy2, u_int fpregs[]) emfpudispatch() argument
275 decode_0c(u_int ir, u_int class, u_int subop, u_int fpregs[]) decode_0c() argument
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/kernel/linux/linux-5.10/arch/s390/include/asm/fpu/
H A Dinternal.h41 static inline void fpregs_store(_s390_fp_regs *fpregs, struct fpu *fpu) in fpregs_store() argument
43 fpregs->pad = 0; in fpregs_store()
44 fpregs->fpc = fpu->fpc; in fpregs_store()
46 convert_vx_to_fp((freg_t *)&fpregs->fprs, fpu->vxrs); in fpregs_store()
48 memcpy((freg_t *)&fpregs->fprs, fpu->fprs, in fpregs_store()
49 sizeof(fpregs->fprs)); in fpregs_store()
52 static inline void fpregs_load(_s390_fp_regs *fpregs, struct fpu *fpu) in fpregs_load() argument
54 fpu->fpc = fpregs->fpc; in fpregs_load()
56 convert_fp_to_vx(fpu->vxrs, (freg_t *)&fpregs->fprs); in fpregs_load()
58 memcpy(fpu->fprs, (freg_t *)&fpregs in fpregs_load()
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/kernel/linux/linux-6.6/arch/s390/include/asm/fpu/
H A Dinternal.h41 static inline void fpregs_store(_s390_fp_regs *fpregs, struct fpu *fpu) in fpregs_store() argument
43 fpregs->pad = 0; in fpregs_store()
44 fpregs->fpc = fpu->fpc; in fpregs_store()
46 convert_vx_to_fp((freg_t *)&fpregs->fprs, fpu->vxrs); in fpregs_store()
48 memcpy((freg_t *)&fpregs->fprs, fpu->fprs, in fpregs_store()
49 sizeof(fpregs->fprs)); in fpregs_store()
52 static inline void fpregs_load(_s390_fp_regs *fpregs, struct fpu *fpu) in fpregs_load() argument
54 fpu->fpc = fpregs->fpc; in fpregs_load()
56 convert_fp_to_vx(fpu->vxrs, (freg_t *)&fpregs->fprs); in fpregs_load()
58 memcpy(fpu->fprs, (freg_t *)&fpregs in fpregs_load()
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/kernel/linux/linux-5.10/arch/x86/um/
H A Dptrace_32.c199 struct user_i387_struct fpregs; in get_fpregs() local
202 (unsigned long *) &fpregs); in get_fpregs()
206 n = copy_to_user(buf, &fpregs, sizeof(fpregs)); in get_fpregs()
216 struct user_i387_struct fpregs; in set_fpregs() local
218 n = copy_from_user(&fpregs, buf, sizeof(fpregs)); in set_fpregs()
223 (unsigned long *) &fpregs); in set_fpregs()
229 struct user_fxsr_struct fpregs; in get_fpxregs() local
231 err = save_fpx_registers(userspace_pid[cpu], (unsigned long *) &fpregs); in get_fpxregs()
245 struct user_fxsr_struct fpregs; set_fpxregs() local
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H A Dptrace_64.c219 struct user_i387_struct fpregs; in get_fpregs() local
222 (unsigned long *) &fpregs); in get_fpregs()
226 n = copy_to_user(buf, &fpregs, sizeof(fpregs)); in get_fpregs()
236 struct user_i387_struct fpregs; in set_fpregs() local
238 n = copy_from_user(&fpregs, buf, sizeof(fpregs)); in set_fpregs()
243 (unsigned long *) &fpregs); in set_fpregs()
/kernel/linux/linux-6.6/arch/x86/um/
H A Dptrace_32.c200 struct user_i387_struct fpregs; in get_fpregs() local
203 (unsigned long *) &fpregs); in get_fpregs()
207 n = copy_to_user(buf, &fpregs, sizeof(fpregs)); in get_fpregs()
217 struct user_i387_struct fpregs; in set_fpregs() local
219 n = copy_from_user(&fpregs, buf, sizeof(fpregs)); in set_fpregs()
224 (unsigned long *) &fpregs); in set_fpregs()
230 struct user_fxsr_struct fpregs; in get_fpxregs() local
232 err = save_fpx_registers(userspace_pid[cpu], (unsigned long *) &fpregs); in get_fpxregs()
246 struct user_fxsr_struct fpregs; set_fpxregs() local
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H A Dptrace_64.c220 struct user_i387_struct fpregs; in get_fpregs() local
223 (unsigned long *) &fpregs); in get_fpregs()
227 n = copy_to_user(buf, &fpregs, sizeof(fpregs)); in get_fpregs()
237 struct user_i387_struct fpregs; in set_fpregs() local
239 n = copy_from_user(&fpregs, buf, sizeof(fpregs)); in set_fpregs()
244 (unsigned long *) &fpregs); in set_fpregs()
/kernel/linux/linux-5.10/arch/csky/abiv2/
H A Dfpu.c153 unsigned long *fpregs; in save_to_user_fp() local
163 fpregs = &user_fp->vr[0]; in save_to_user_fp()
172 : "+a"(fpregs) in save_to_user_fp()
177 : "+a"(fpregs) in save_to_user_fp()
203 "=a"(tmp4), "+a"(fpregs) in save_to_user_fp()
215 unsigned long *fpregs; in restore_from_user_fp() local
225 fpregs = &user_fp->vr[0]; in restore_from_user_fp()
234 : "+a"(fpregs) in restore_from_user_fp()
239 : "+a"(fpregs) in restore_from_user_fp()
265 "=a"(tmp4), "+a"(fpregs) in restore_from_user_fp()
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/kernel/linux/linux-6.6/arch/csky/abiv2/
H A Dfpu.c153 unsigned long *fpregs; in save_to_user_fp() local
163 fpregs = &user_fp->vr[0]; in save_to_user_fp()
172 : "+a"(fpregs) in save_to_user_fp()
177 : "+a"(fpregs) in save_to_user_fp()
203 "=a"(tmp4), "+a"(fpregs) in save_to_user_fp()
215 unsigned long *fpregs; in restore_from_user_fp() local
225 fpregs = &user_fp->vr[0]; in restore_from_user_fp()
234 : "+a"(fpregs) in restore_from_user_fp()
239 : "+a"(fpregs) in restore_from_user_fp()
265 "=a"(tmp4), "+a"(fpregs) in restore_from_user_fp()
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/kernel/linux/linux-5.10/arch/loongarch/kernel/
H A Dsignal-common.h48 _save_fp_context(void __user *fpregs, void __user *fcc, void __user *csr);
50 _restore_fp_context(void __user *fpregs, void __user *fcc, void __user *csr);
52 _save_lsx_context(void __user *fpregs, void __user *fcc, void __user *fcsr);
54 _restore_lsx_context(void __user *fpregs, void __user *fcc, void __user *fcsr);
56 _save_lasx_context(void __user *fpregs, void __user *fcc, void __user *fcsr);
58 _restore_lasx_context(void __user *fpregs, void __user *fcc, void __user *fcsr);
/kernel/linux/linux-5.10/arch/sparc/kernel/
H A Dsigutil_64.c17 unsigned long *fpregs = current_thread_info()->fpregs; in save_fpu_state() local
23 err |= copy_to_user(&fpu->si_float_regs[0], fpregs, in save_fpu_state()
26 err |= copy_to_user(&fpu->si_float_regs[32], fpregs+16, in save_fpu_state()
37 unsigned long *fpregs = current_thread_info()->fpregs; in restore_fpu_state() local
48 err |= copy_from_user(fpregs, &fpu->si_float_regs[0], in restore_fpu_state()
51 err |= copy_from_user(fpregs+16, &fpu->si_float_regs[32], in restore_fpu_state()
/kernel/linux/linux-6.6/arch/sparc/kernel/
H A Dsigutil_64.c17 unsigned long *fpregs = current_thread_info()->fpregs; in save_fpu_state() local
23 err |= copy_to_user(&fpu->si_float_regs[0], fpregs, in save_fpu_state()
26 err |= copy_to_user(&fpu->si_float_regs[32], fpregs+16, in save_fpu_state()
37 unsigned long *fpregs = current_thread_info()->fpregs; in restore_fpu_state() local
48 err |= copy_from_user(fpregs, &fpu->si_float_regs[0], in restore_fpu_state()
51 err |= copy_from_user(fpregs+16, &fpu->si_float_regs[32], in restore_fpu_state()
/kernel/linux/linux-5.10/arch/m68k/kernel/
H A Dsignal.c335 fpregset_t fpregs; in rt_restore_fpu_state() local
341 uc->uc_mcontext.fpregs.f_fpcntl, 12)) in rt_restore_fpu_state()
345 uc->uc_mcontext.fpregs.f_fpregs, 96)) in rt_restore_fpu_state()
383 if (__copy_from_user(&fpregs, &uc->uc_mcontext.fpregs, in rt_restore_fpu_state()
384 sizeof(fpregs))) in rt_restore_fpu_state()
393 : "m" (fpregs.f_fpregs[0]), in rt_restore_fpu_state()
394 "m" (fpregs.f_fpcntl[0]), in rt_restore_fpu_state()
395 "m" (fpregs.f_fpcntl[1]), in rt_restore_fpu_state()
396 "m" (fpregs in rt_restore_fpu_state()
509 fpregset_t fpregs; rt_save_fpu_state() local
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H A Dprocess.c221 memcpy(fpu->fpregs, current->thread.fp, 96); in dump_fpu()
226 fpu->fpregs[i] = ((fpu->fpregs[i] & 0xffff0000) << 15) | in dump_fpu()
227 ((fpu->fpregs[i] & 0x0000ffff) << 16); in dump_fpu()
248 "m" (fpu->fpregs[0]) in dump_fpu()
257 : "m" (fpu->fpregs[0]) in dump_fpu()
/kernel/linux/linux-6.6/arch/m68k/kernel/
H A Dsignal.c335 fpregset_t fpregs; in rt_restore_fpu_state() local
341 uc->uc_mcontext.fpregs.f_fpcntl, 12)) in rt_restore_fpu_state()
345 uc->uc_mcontext.fpregs.f_fpregs, 96)) in rt_restore_fpu_state()
383 if (__copy_from_user(&fpregs, &uc->uc_mcontext.fpregs, in rt_restore_fpu_state()
384 sizeof(fpregs))) in rt_restore_fpu_state()
393 : "m" (fpregs.f_fpregs[0]), in rt_restore_fpu_state()
394 "m" (fpregs.f_fpcntl[0]), in rt_restore_fpu_state()
395 "m" (fpregs.f_fpcntl[1]), in rt_restore_fpu_state()
396 "m" (fpregs in rt_restore_fpu_state()
509 fpregset_t fpregs; rt_save_fpu_state() local
[all...]
H A Dprocess.c223 memcpy(fpu->fpregs, current->thread.fp, 96); in elf_core_copy_task_fpregs()
228 fpu->fpregs[i] = ((fpu->fpregs[i] & 0xffff0000) << 15) | in elf_core_copy_task_fpregs()
229 ((fpu->fpregs[i] & 0x0000ffff) << 16); in elf_core_copy_task_fpregs()
250 "m" (fpu->fpregs[0]) in elf_core_copy_task_fpregs()
259 : "m" (fpu->fpregs[0]) in elf_core_copy_task_fpregs()
/kernel/linux/linux-6.6/arch/x86/kernel/fpu/
H A Dsignal.c342 union fpregs_state *fpregs; in __fpu_restore_sig() local
394 fpregs = &fpu->fpstate->regs; in __fpu_restore_sig()
399 if (__copy_from_user(&fpregs->fxsave, buf_fx, in __fpu_restore_sig()
400 sizeof(fpregs->fxsave))) in __fpu_restore_sig()
405 if (fpregs->fxsave.mxcsr & ~mxcsr_feature_mask) in __fpu_restore_sig()
409 fpregs->fxsave.mxcsr &= mxcsr_feature_mask; in __fpu_restore_sig()
414 fpregs->xsave.header.xfeatures |= XFEATURE_MASK_FPSSE; in __fpu_restore_sig()
418 convert_to_fxsr(&fpregs->fxsave, &env); in __fpu_restore_sig()
433 fpregs->xsave.header.xfeatures &= mask; in __fpu_restore_sig()
437 success = !fxrstor_safe(&fpregs in __fpu_restore_sig()
[all...]
/kernel/linux/linux-5.10/arch/nds32/kernel/
H A Dfpu.c85 void load_fpu(const struct fpu_struct *fpregs) in load_fpu() argument
110 : "r" (fpregs)); in load_fpu()
122 : "r" (fpregs)); in load_fpu()
130 : "r" (fpregs)); in load_fpu()
139 : "r"(fpregs)); in load_fpu()
/kernel/linux/linux-5.10/arch/mips/kernel/
H A Dsignal.c74 uint64_t __user *fpregs = sc + abi->off_sc_fpregs; in copy_fp_to_sigcontext() local
83 &fpregs[i]); in copy_fp_to_sigcontext()
93 uint64_t __user *fpregs = sc + abi->off_sc_fpregs; in copy_fp_from_sigcontext() local
101 err |= __get_user(fpr_val, &fpregs[i]); in copy_fp_from_sigcontext()
129 uint64_t __user *fpregs = sc + abi->off_sc_fpregs; in save_hw_fp_context() local
132 return _save_fp_context(fpregs, csr); in save_hw_fp_context()
138 uint64_t __user *fpregs = sc + abi->off_sc_fpregs; in restore_hw_fp_context() local
141 return _restore_fp_context(fpregs, csr); in restore_hw_fp_context()
328 uint64_t __user *fpregs = sc + abi->off_sc_fpregs; in protected_save_fp_context() local
362 err = __put_user(0, &fpregs[ in protected_save_fp_context()
381 uint64_t __user *fpregs = sc + abi->off_sc_fpregs; protected_restore_fp_context() local
[all...]
H A Dsignal-common.h36 _save_fp_context(void __user *fpregs, void __user *csr);
38 _restore_fp_context(void __user *fpregs, void __user *csr);
/kernel/linux/linux-6.6/arch/mips/kernel/
H A Dsignal.c73 uint64_t __user *fpregs = sc + abi->off_sc_fpregs; in copy_fp_to_sigcontext() local
82 &fpregs[i]); in copy_fp_to_sigcontext()
92 uint64_t __user *fpregs = sc + abi->off_sc_fpregs; in copy_fp_from_sigcontext() local
100 err |= __get_user(fpr_val, &fpregs[i]); in copy_fp_from_sigcontext()
128 uint64_t __user *fpregs = sc + abi->off_sc_fpregs; in save_hw_fp_context() local
131 return _save_fp_context(fpregs, csr); in save_hw_fp_context()
137 uint64_t __user *fpregs = sc + abi->off_sc_fpregs; in restore_hw_fp_context() local
140 return _restore_fp_context(fpregs, csr); in restore_hw_fp_context()
327 uint64_t __user *fpregs = sc + abi->off_sc_fpregs; in protected_save_fp_context() local
361 err = __put_user(0, &fpregs[ in protected_save_fp_context()
380 uint64_t __user *fpregs = sc + abi->off_sc_fpregs; protected_restore_fp_context() local
[all...]
H A Dsignal-common.h36 _save_fp_context(void __user *fpregs, void __user *csr);
38 _restore_fp_context(void __user *fpregs, void __user *csr);
/kernel/linux/linux-5.10/arch/arm/include/asm/
H A Dfpstate.h25 __u64 fpregs[32]; member
27 __u64 fpregs[16];
H A Duser.h43 } fpregs[8]; member
90 unsigned long long fpregs[32]; member

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