diff options
| -rw-r--r-- | sys/amd64/include/fpu.h | 22 | ||||
| -rw-r--r-- | sys/i386/include/npx.h | 27 |
2 files changed, 49 insertions, 0 deletions
diff --git a/sys/amd64/include/fpu.h b/sys/amd64/include/fpu.h index cef2108f7c89..1e7103e75a5e 100644 --- a/sys/amd64/include/fpu.h +++ b/sys/amd64/include/fpu.h @@ -78,6 +78,28 @@ struct savefpu { uint8_t sv_pad[96]; } __aligned(16); +struct xstate_hdr { + uint64_t xstate_bv; + uint8_t xstate_rsrv0[16]; + uint8_t xstate_rsrv[40]; +}; + +struct savefpu_xstate { + struct xstate_hdr sx_hd; + struct ymmacc sx_ymm[16]; +}; + +struct savefpu_ymm { + struct envxmm sv_env; + struct { + struct fpacc87 fp_acc; + int8_t fp_pad[6]; /* padding */ + } sv_fp[8]; + struct xmmacc sv_xmm[16]; + uint8_t sv_pad[96]; + struct savefpu_xstate sv_xstate; +} __aligned(64); + #ifdef _KERNEL struct fpu_kern_ctx { struct savefpu hwstate; diff --git a/sys/i386/include/npx.h b/sys/i386/include/npx.h index 6b56bb461e63..d7ead5473238 100644 --- a/sys/i386/include/npx.h +++ b/sys/i386/include/npx.h @@ -101,6 +101,11 @@ struct xmmacc { u_char xmm_bytes[16]; }; +/* Contents of the upper 16 bytes of each AVX extended accumulator */ +struct ymmacc { + uint8_t ymm_bytes[16]; +}; + struct savexmm { struct envxmm sv_env; struct { @@ -116,6 +121,28 @@ union savefpu { struct savexmm sv_xmm; }; +struct xstate_hdr { + uint64_t xstate_bv; + uint8_t xstate_rsrv0[16]; + uint8_t xstate_rsrv[40]; +}; + +struct savexmm_xstate { + struct xstate_hdr sx_hd; + struct ymmacc sx_ymm[16]; +}; + +struct savexmm_ymm { + struct envxmm sv_env; + struct { + struct fpacc87 fp_acc; + int8_t fp_pad[6]; /* padding */ + } sv_fp[8]; + struct xmmacc sv_xmm[16]; + uint8_t sv_pad[96]; + struct savexmm_xstate sv_xstate; +} __aligned(64); + /* * The hardware default control word for i387's and later coprocessors is * 0x37F, giving: |