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PiperOrigin-RevId: 552517694

sim/BUILD

diff --git a/sim/BUILD b/sim/BUILD
index f428b43..fdf1818 100644
--- a/sim/BUILD
+++ b/sim/BUILD
@@ -40,6 +40,7 @@
     deps = [
         ":kelvin_state",
         "@com_google_absl//absl/functional:bind_front",
+        "@com_google_absl//absl/log:check",
         "@com_google_absl//absl/numeric:bits",
         "@com_google_absl//absl/types:span",
         "@com_google_mpact-riscv//riscv:riscv_state",

sim/kelvin_vector_instructions.cc

diff --git a/sim/kelvin_vector_instructions.cc b/sim/kelvin_vector_instructions.cc
index a780422..da4c8d7 100644
--- a/sim/kelvin_vector_instructions.cc
+++ b/sim/kelvin_vector_instructions.cc
@@ -9,6 +9,7 @@
 
 #include "sim/kelvin_state.h"
 #include "absl/functional/bind_front.h"
+#include "absl/log/check.h"
 #include "absl/numeric/bits.h"
 #include "absl/types/span.h"
 #include "riscv/riscv_register.h"
@@ -740,7 +741,8 @@
     } else {  // shamt < 0
       using UT = typename std::make_unsigned<T>::type;
       UT ushamt = static_cast<UT>(-shamt <= n ? -shamt : n);
-      CHECK(ushamt >= 0 && ushamt <= n);
+      CHECK_LE(ushamt, n);
+      CHECK_GE(ushamt, 0);
       s = static_cast<int64_t>(static_cast<uint64_t>(vs1) << ushamt);
     }
     T neg_max = std::numeric_limits<T>::min();