Changeset 97257 in vbox for trunk/src/VBox/VMM/include

Timestamp:

Oct 20, 2022 3:30:05 PM (2 years ago)

Author:

vboxsync

svn:sync-xref-src-repo-rev:

154239

Message:

IEM: Added RDRAND and RDSEED. NB: The fallback implementation does nothing and may hang guests if they are unable to cope with hardware not generating randomness.

File:

• trunk/src/VBox/VMM/include/IEMInternal.h (modified) (1 diff)

trunk/src/VBox/VMM/include/IEMInternal.h

@@ -1575 +1575 @@
 /** @} */
 
+/** @name RDRAND and RDSEED
+ * @{ */
+typedef IEM_DECL_IMPL_TYPE(void, FNIEMAIMPLRDRANDSEEDU16,(uint16_t *puDst, uint32_t *pEFlags));
+typedef IEM_DECL_IMPL_TYPE(void, FNIEMAIMPLRDRANDSEEDU32,(uint32_t *puDst, uint32_t *pEFlags));
+typedef IEM_DECL_IMPL_TYPE(void, FNIEMAIMPLRDRANDSEEDU64,(uint64_t *puDst, uint32_t *pEFlags));
+typedef FNIEMAIMPLRDRANDSEEDU16  *FNIEMAIMPLPRDRANDSEEDU16;
+typedef FNIEMAIMPLRDRANDSEEDU32  *FNIEMAIMPLPRDRANDSEEDU32;
+typedef FNIEMAIMPLRDRANDSEEDU64  *FNIEMAIMPLPRDRANDSEEDU64;
+
+FNIEMAIMPLRDRANDSEEDU16 iemAImpl_rdrand_u16, iemAImpl_rdrand_u16_fallback;
+FNIEMAIMPLRDRANDSEEDU32 iemAImpl_rdrand_u32, iemAImpl_rdrand_u32_fallback;
+FNIEMAIMPLRDRANDSEEDU64 iemAImpl_rdrand_u64, iemAImpl_rdrand_u64_fallback;
+FNIEMAIMPLRDRANDSEEDU16 iemAImpl_rdseed_u16, iemAImpl_rdseed_u16_fallback;
+FNIEMAIMPLRDRANDSEEDU32 iemAImpl_rdseed_u32, iemAImpl_rdseed_u32_fallback;
+FNIEMAIMPLRDRANDSEEDU64 iemAImpl_rdseed_u64, iemAImpl_rdseed_u64_fallback;
+/** @} */
 
 /** @name FPU operations taking a 32-bit float argument