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Add Intel LAM/AMD UAI feature detection in X86_64 (#315)

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* Add Intel LAM/AMD UAI features in X86

* Add AMD UAI test for AMD_K19_ZEN4_RAPHAEL

* Add separate UAI for AMD
This commit is contained in:
Tomahawkd
2023-08-28 22:25:24 +08:00
committed by GitHub
parent a89e3b5569
commit b5cb91b35c
3 changed files with 18 additions and 1 deletions
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5
include/cpuinfo_x86.h
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@ -107,6 +107,9 @@ typedef struct {
int fz_rep_movsb : 1; // Fast zero-length REP MOVSB
int fs_rep_stosb : 1; // Fast short REP STOSB
int fs_rep_cmpsb_scasb : 1; // Fast short REP CMPSB/SCASB
int lam: 1; // Intel Linear Address Mask
int uai: 1; // AMD Upper Address Ignore
// Make sure to update X86FeaturesEnum below if you add a field here.
} X86Features;
@ -270,6 +273,8 @@ typedef enum {
X86_FZ_REP_MOVSB,
X86_FS_REP_STOSB,
X86_FS_REP_CMPSB_SCASB,
X86_LAM,
X86_UAI,
X86_LAST_,
} X86FeaturesEnum;