target/s390x: Split out gen_ri2

Use tcg_constant_i64.  Adjust in2_mri2_* to allocate a new
temporary for the output, using gen_ri2 for the address.

Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>

diff --git a/target/s390x/tcg/translate.c b/target/s390x/tcg/translate.c
index 811049ea281f86fd82f5118f871fc832ee3732ff..21a57d5eb2da22e4efa56dce3de902afba15852a 100644 (file)
--- a/target/s390x/tcg/translate.c
+++ b/target/s390x/tcg/translate.c
@@ -5886,9 +5886,14 @@ static void in2_a2(DisasContext *s, DisasOps *o)
 }
 #define SPEC_in2_a2 0
 
+static TCGv gen_ri2(DisasContext *s)
+{
+    return tcg_constant_i64(s->base.pc_next + (int64_t)get_field(s, i2) * 2);
+}
+
 static void in2_ri2(DisasContext *s, DisasOps *o)
 {
-    o->in2 = tcg_const_i64(s->base.pc_next + (int64_t)get_field(s, i2) * 2);
+    o->in2 = gen_ri2(s);
 }
 #define SPEC_in2_ri2 0
 
@@ -5976,29 +5981,29 @@ static void in2_m2_64a(DisasContext *s, DisasOps *o)
 
 static void in2_mri2_16u(DisasContext *s, DisasOps *o)
 {
-    in2_ri2(s, o);
-    tcg_gen_qemu_ld16u(o->in2, o->in2, get_mem_index(s));
+    o->in2 = tcg_temp_new_i64();
+    tcg_gen_qemu_ld16u(o->in2, gen_ri2(s), get_mem_index(s));
 }
 #define SPEC_in2_mri2_16u 0
 
 static void in2_mri2_32s(DisasContext *s, DisasOps *o)
 {
-    in2_ri2(s, o);
-    tcg_gen_qemu_ld32s(o->in2, o->in2, get_mem_index(s));
+    o->in2 = tcg_temp_new_i64();
+    tcg_gen_qemu_ld32s(o->in2, gen_ri2(s), get_mem_index(s));
 }
 #define SPEC_in2_mri2_32s 0
 
 static void in2_mri2_32u(DisasContext *s, DisasOps *o)
 {
-    in2_ri2(s, o);
-    tcg_gen_qemu_ld32u(o->in2, o->in2, get_mem_index(s));
+    o->in2 = tcg_temp_new_i64();
+    tcg_gen_qemu_ld32u(o->in2, gen_ri2(s), get_mem_index(s));
 }
 #define SPEC_in2_mri2_32u 0
 
 static void in2_mri2_64(DisasContext *s, DisasOps *o)
 {
-    in2_ri2(s, o);
-    tcg_gen_qemu_ld64(o->in2, o->in2, get_mem_index(s));
+    o->in2 = tcg_temp_new_i64();
+    tcg_gen_qemu_ld64(o->in2, gen_ri2(s), get_mem_index(s));
 }
 #define SPEC_in2_mri2_64 0