target/xtensa: Split constant in bit shift

Reviewed-by: Max Filippov <jcmvbkbc@gmail.com>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>

diff --git a/target/xtensa/translate.c b/target/xtensa/translate.c
index 2903c73f8e66294776e408bb28e56593eec6b16f..f906ba7ed54487f41b6ab4855c59299d756a241a 100644 (file)
--- a/target/xtensa/translate.c
+++ b/target/xtensa/translate.c
@@ -2047,8 +2047,8 @@ static uint32_t test_exceptions_retw(DisasContext *dc, const OpcodeArg arg[],
 static void translate_retw(DisasContext *dc, const OpcodeArg arg[],
                            const uint32_t par[])
 {
-    TCGv_i32 tmp = tcg_const_i32(1);
-    tcg_gen_shl_i32(tmp, tmp, cpu_SR[WINDOW_BASE]);
+    TCGv_i32 tmp = tcg_temp_new();
+    tcg_gen_shl_i32(tmp, tcg_constant_i32(1), cpu_SR[WINDOW_BASE]);
     tcg_gen_andc_i32(cpu_SR[WINDOW_START],
                      cpu_SR[WINDOW_START], tmp);
     tcg_gen_movi_i32(tmp, dc->pc);
@@ -2080,10 +2080,10 @@ static void translate_rfi(DisasContext *dc, const OpcodeArg arg[],
 static void translate_rfw(DisasContext *dc, const OpcodeArg arg[],
                           const uint32_t par[])
 {
-    TCGv_i32 tmp = tcg_const_i32(1);
+    TCGv_i32 tmp = tcg_temp_new();
 
     tcg_gen_andi_i32(cpu_SR[PS], cpu_SR[PS], ~PS_EXCM);
-    tcg_gen_shl_i32(tmp, tmp, cpu_SR[WINDOW_BASE]);
+    tcg_gen_shl_i32(tmp, tcg_constant_i32(1), cpu_SR[WINDOW_BASE]);
 
     if (par[0]) {
         tcg_gen_andc_i32(cpu_SR[WINDOW_START],