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-rw-r--r--src/arch/x86/isa/operands.isa3
1 files changed, 3 insertions, 0 deletions
diff --git a/src/arch/x86/isa/operands.isa b/src/arch/x86/isa/operands.isa
index 4b144dce0..20376f38f 100644
--- a/src/arch/x86/isa/operands.isa
+++ b/src/arch/x86/isa/operands.isa
@@ -96,4 +96,7 @@ def operand_types {{
}};
def operands {{
+ # This is just copied from SPARC, because having no operands confuses
+ # the parser.
+ 'Rd': ('IntReg', 'udw', 'RD', 'IsInteger', 1)
}};