target/mips: Introduce gen_load_gpr_hi() / gen_store_gpr_hi() helpers

Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-Id: <20210214175912.732946-7-f4bug@amsat.org>
Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>

1 files changed, 18 insertions, 0 deletions

diff --git a/target/mips/translate.c b/target/mips/translate.c
index 5228e04084..a303c36be3 100644
--- a/target/mips/translate.c
+++ b/target/mips/translate.c
@@ -2291,6 +2291,24 @@ void gen_store_gpr(TCGv t, int reg)
     }
 }
 
+#if defined(TARGET_MIPS64)
+void gen_load_gpr_hi(TCGv_i64 t, int reg)
+{
+    if (reg == 0) {
+        tcg_gen_movi_i64(t, 0);
+    } else {
+        tcg_gen_mov_i64(t, cpu_gpr_hi[reg]);
+    }
+}
+
+void gen_store_gpr_hi(TCGv_i64 t, int reg)
+{
+    if (reg != 0) {
+        tcg_gen_mov_i64(cpu_gpr_hi[reg], t);
+    }
+}
+#endif /* TARGET_MIPS64 */
+
 /* Moves to/from shadow registers. */
 static inline void gen_load_srsgpr(int from, int to)
 {