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-rw-r--r--src/arch/x86/isa/decoder/one_byte_opcodes.isa3
-rw-r--r--src/arch/x86/isa/decoder/two_byte_opcodes.isa6
2 files changed, 6 insertions, 3 deletions
diff --git a/src/arch/x86/isa/decoder/one_byte_opcodes.isa b/src/arch/x86/isa/decoder/one_byte_opcodes.isa
index 4874b6102..80f603503 100644
--- a/src/arch/x86/isa/decoder/one_byte_opcodes.isa
+++ b/src/arch/x86/isa/decoder/one_byte_opcodes.isa
@@ -402,7 +402,8 @@
// the first byte.
0x5: decode IMMEDIATE {
-0x80:
- SyscallInst::int80('xc->syscall(Rax)', IsSyscall);
+ SyscallInst::int80('xc->syscall(Rax)',
+ IsSyscall, IsNonSpeculative);
default: int_Ib();
}
#endif
diff --git a/src/arch/x86/isa/decoder/two_byte_opcodes.isa b/src/arch/x86/isa/decoder/two_byte_opcodes.isa
index b8ed1fdbe..27824c8aa 100644
--- a/src/arch/x86/isa/decoder/two_byte_opcodes.isa
+++ b/src/arch/x86/isa/decoder/two_byte_opcodes.isa
@@ -228,7 +228,8 @@
0x1: Inst::SYSCALL_LEGACY();
}
#else
- 0x05: SyscallInst::syscall('xc->syscall(Rax)', IsSyscall);
+ 0x05: SyscallInst::syscall('xc->syscall(Rax)',
+ IsSyscall, IsNonSpeculative);
#endif
0x06: Inst::CLTS();
0x07: decode MODE_SUBMODE {
@@ -404,7 +405,8 @@
#if FULL_SYSTEM
0x4: sysenter();
#else
- 0x4: SyscallInst::sysenter('xc->syscall(Rax)', IsSyscall);
+ 0x4: SyscallInst::sysenter('xc->syscall(Rax)',
+ IsSyscall, IsNonSpeculative);
#endif
0x5: sysexit();
0x6: Inst::UD2();