summaryrefslogtreecommitdiff
path: root/lib/Target/X86/Disassembler/X86DisassemblerDecoder.c
diff options
context:
space:
mode:
Diffstat (limited to 'lib/Target/X86/Disassembler/X86DisassemblerDecoder.c')
-rw-r--r--lib/Target/X86/Disassembler/X86DisassemblerDecoder.c7
1 files changed, 3 insertions, 4 deletions
diff --git a/lib/Target/X86/Disassembler/X86DisassemblerDecoder.c b/lib/Target/X86/Disassembler/X86DisassemblerDecoder.c
index c81a85755f..16ee0d357b 100644
--- a/lib/Target/X86/Disassembler/X86DisassemblerDecoder.c
+++ b/lib/Target/X86/Disassembler/X86DisassemblerDecoder.c
@@ -1065,6 +1065,7 @@ static int readSIB(struct InternalInstruction* insn) {
switch (base) {
case 0x5:
+ case 0xd:
switch (modFromModRM(insn->modRM)) {
case 0x0:
insn->eaDisplacement = EA_DISP_32;
@@ -1072,13 +1073,11 @@ static int readSIB(struct InternalInstruction* insn) {
break;
case 0x1:
insn->eaDisplacement = EA_DISP_8;
- insn->sibBase = (insn->addressSize == 4 ?
- SIB_BASE_EBP : SIB_BASE_RBP);
+ insn->sibBase = (SIBBase)(sibBaseBase + base);
break;
case 0x2:
insn->eaDisplacement = EA_DISP_32;
- insn->sibBase = (insn->addressSize == 4 ?
- SIB_BASE_EBP : SIB_BASE_RBP);
+ insn->sibBase = (SIBBase)(sibBaseBase + base);
break;
case 0x3:
debug("Cannot have Mod = 0b11 and a SIB byte");