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-rw-r--r--sys/x86/include/fpu.h4
1 files changed, 3 insertions, 1 deletions
diff --git a/sys/x86/include/fpu.h b/sys/x86/include/fpu.h
index ddb17c2..73af34c 100644
--- a/sys/x86/include/fpu.h
+++ b/sys/x86/include/fpu.h
@@ -150,9 +150,11 @@ struct savefpu {
struct xstate_hdr {
uint64_t xstate_bv;
- uint8_t xstate_rsrv0[16];
+ uint64_t xstate_xcomp_bv;
+ uint8_t xstate_rsrv0[8];
uint8_t xstate_rsrv[40];
};
+#define XSTATE_XCOMP_BV_COMPACT (1ULL << 63)
struct savexmm_xstate {
struct xstate_hdr sx_hd;
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