From c8735b437a9c26ea7279b7df600aaa2c5a773952 Mon Sep 17 00:00:00 2001
From: Andrei Vlad LUTAS <vlutas@bitdefender.com>
Date: Tue, 10 Aug 2021 14:46:39 +0300
Subject: [PATCH] Fixed NEG emulation - make sure flags are set.

---
 bdshemu/bdshemu.c             |  11 ++++++++---
 bdshemu_test/bdshemu_test.zip | Bin 74404 -> 75180 bytes
 inc/version.h                 |   2 +-
 pybddisasm/setup.py           |   2 +-
 4 files changed, 10 insertions(+), 5 deletions(-)

diff --git a/bdshemu/bdshemu.c b/bdshemu/bdshemu.c
index 4a4e4a6..d2926ca 100644
--- a/bdshemu/bdshemu.c
+++ b/bdshemu/bdshemu.c
@@ -2226,9 +2226,14 @@ ShemuEmulate(
             break;
 
         case ND_INS_NEG:
-            GET_OP(Context, 0, &dst);
-            dst.Value.Qwords[0] = 0 - dst.Value.Qwords[0];
-            SET_OP(Context, 0, &dst);
+            GET_OP(Context, 0, &src);
+            dst.Size = src.Size;
+            dst.Value.Qwords[0] = 0;
+            res.Size = src.Size;
+            res.Value.Qwords[0] = dst.Value.Qwords[0] - src.Value.Qwords[0];
+            SET_OP(Context, 0, &res);
+            SET_FLAGS(Context, res, dst, src, FM_SUB);
+            SET_FLAG(Context, NDR_RFLAG_CF, src.Value.Qwords[0] != 0);
             break;
 
         case ND_INS_BT:
diff --git a/bdshemu_test/bdshemu_test.zip b/bdshemu_test/bdshemu_test.zip
index 973c7aa888adf75e113ab1af0f409725ec12dc84..fcddd80dd3e06471c624b2305bc30834e8360158 100644
GIT binary patch
delta 810
zcmZ2-lx59nmJJ%u>zP?Z7?>G281hQEg6|gZ2$W}FU=RReK_E^_EY3{UFG(#fi8nTi
z&r3~z_DABg`HJU@C3pSx=xht#I(61I@7l7^>p%PgAKB)r26)3v%K(~I%yVs?C(x8i
zAQr`DnqFdYZoO-I$J5J~7Jf*{uD##BDBvBFb^Gbs%lztHEAGu`V86f2Tj)5Cs%+8X
z52__!^>d|mIG^(V9dYK<^ut}bStl&Z%H2`|zlC(X+a`#xya;IdtiMOa9T*uHjQJTD
zB(Pdulv-SxQ&OLmWV8Rk62?7TVmWoi%10M2*|j|2qRP#DrHocdozm5c6KW^i=J_>u
zAA^I~uYWz8on=Em$-b>x<6!*9+@EQAn~@I3^kZ9!j~#wDWAb``*W4dUO><SJ8o$5%
z%JX~y^V$XNq6LpG*3<-*v~gLjcRN|`(eQTmSH4S~m*=@${K;RstUh7lWWUsqYlmgO
zZ|~pp#N~}Z$85DX*OR3ASxN;LdsdVN-BDmEuFcnUHn!J`Umcq)sp0T-*ZxlLu)~wh
z<{Y}7lsH|hTr)$N`-_0B(7$dk)%72%_$DTsmoE&k{yg#Ws}Gq9+ZAtDs9NlQ8Bi3~
znB3I6Mf)!2S-*8Rrat`YyYZjX(nU4}MODfC_d>&y@Bcht<>jmx_vK_PU**HuhidoU
z$o*UJRcMmAN3m<*jjWCLwrOo!-g<G?c8U3V#?QA)f6!Oj9kyBRd6xBbEh$E>dTfaZ
z82CV-0K{s~u_UPgZ$>5&21pvjmTEwn8Nu31uxSUSA-EC2z;ui)@)2fyz-k60DFk@4
SvVm021wsQG28OhkARYjDPce@G

delta 35
mcmZ2;nq|pRmJJ%uH)p)euohuuV*r9#K$v08z@YXV!~+2C;R;d!

diff --git a/inc/version.h b/inc/version.h
index 3a2d5a5..4060e9b 100644
--- a/inc/version.h
+++ b/inc/version.h
@@ -7,6 +7,6 @@
 
 #define DISASM_VERSION_MAJOR        1
 #define DISASM_VERSION_MINOR        34
-#define DISASM_VERSION_REVISION     0
+#define DISASM_VERSION_REVISION     1
 
 #endif // DISASM_VER_H
diff --git a/pybddisasm/setup.py b/pybddisasm/setup.py
index 7cafe38..1a5abd4 100644
--- a/pybddisasm/setup.py
+++ b/pybddisasm/setup.py
@@ -12,7 +12,7 @@ from setuptools import find_packages, setup, Command, Extension, Distribution
 from codecs import open
 
 VERSION = (0, 1, 3)
-LIBRARY_VERSION = (1, 34, 0)
+LIBRARY_VERSION = (1, 34, 1)
 LIBRARY_INSTRUX_SIZE = 864
 
 packages = ['pybddisasm']