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-rw-r--r--src/arch/null/registers.hh4
1 files changed, 2 insertions, 2 deletions
diff --git a/src/arch/null/registers.hh b/src/arch/null/registers.hh
index 3d27d95a2..5dd873222 100644
--- a/src/arch/null/registers.hh
+++ b/src/arch/null/registers.hh
@@ -47,8 +47,8 @@
namespace NullISA {
typedef uint64_t IntReg;
-typedef uint32_t FloatRegBits;
-typedef float FloatReg;
+typedef uint64_t FloatRegBits;
+typedef double FloatReg;
typedef uint8_t CCReg;
typedef uint64_t MiscReg;
const RegIndex ZeroReg = 0;