TempleOSTS_131005.ISO

TempleOS/Kernel/BIOS32.CPP

@@ -22,7 +22,7 @@ SYS_FIND_BIOS32_SERVICE_DIR::
 	DEC	ECX
 	JNZ	@@15
 	POP	ECX
-	OR	AL,AL
+	TEST	AL,AL
 	JNZ	@@20
 	MOV	U32 [SYS_BIOS32_SERVICE_DIR],ESI
 	MOV	ESI,U32 4[ESI]
@@ -36,7 +36,7 @@ SYS_FIND_BIOS32_SERVICE_DIR::
 
 SYS_FIND_PCI_SERVICES::
 	MOV	ESI,U32 [SYS_BIOS32_SERVICE_DIR]
-	OR	ESI,ESI
+	TEST	ESI,ESI
 	JNZ	@@05
 	MOV	U32 [SYS_PCI_SERVICES],0
 	RET
@@ -45,7 +45,7 @@ SYS_FIND_PCI_SERVICES::
 	DU8	0x9A;		 //CALL GDT_CS_SEL:BIOS32_SERVICE
 SYS_BIOS32_SERVICE_CALL:: DU32	0;
 	DU16	GDT_CS_SEL;
-	OR	AL,AL
+	TEST	AL,AL
 	JNZ	@@05
 	LEA	ESI,U32 [EBX+EDX]
 	MOV	U32 [SYS_PCI_SERVICES],ESI
@@ -76,7 +76,7 @@ _FAR_CALL32::
 //
 	ENTER	0
 	MOV	RAX,U64 SF_ARG1[RBP]
-	OR	RAX,RAX
+	TEST	RAX,RAX
 	JNZ	@@05
 	LEAVE
 	RET1	8	//return FALSE