xiaomi-sm8450/android_kernel_xiaomi_sm8450
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

KVM: x86 emulator: do not munge rep prefix

Browse Source 
Currently we store a rep prefix as 1 or 2 depending on whether it is a REPE or
REPNE.  Since sse instructions depend on the prefix value, store it as the
original opcode to simplify things further on.

Signed-off-by: Avi Kivity <avi@redhat.com>
This commit is contained in:
Avi Kivity
2010-01-20 16:00:35 +02:00
parent cef4dea07f
commit 1d6b114f20
2 changed files with 3 additions and 5 deletions
Download Patch File Download Diff File Expand all files Collapse all files

4
arch/x86/include/asm/kvm_emulate.h
View File

@@ -249,8 +249,8 @@ struct x86_emulate_ctxt {
};
/* Repeat String Operation Prefix */
#define REPE_PREFIX 1
#define REPNE_PREFIX 2
#define REPE_PREFIX 0xf3
#define REPNE_PREFIX 0xf2
/* Execution mode, passed to the emulator. */
#define X86EMUL_MODE_REAL 0 /* Real mode. */