Patchwork [055/147] target-s390: Convert MOVE

login
register
mail settings
Submitter Richard Henderson
Date Sept. 27, 2012, 11:47 p.m.
Message ID <1348789624-25016-1-git-send-email-rth@twiddle.net>
Download mbox | patch
Permalink /patch/187568/
State New
Headers show

Comments

Richard Henderson - Sept. 27, 2012, 11:47 p.m.
Signed-off-by: Richard Henderson <rth@twiddle.net>
---
 target-s390x/insn-data.def |  6 ++++++
 target-s390x/translate.c   | 27 +++++++++++----------------
 2 files changed, 17 insertions(+), 16 deletions(-)

Patch

diff --git a/target-s390x/insn-data.def b/target-s390x/insn-data.def
index 393b425..c971308 100644
--- a/target-s390x/insn-data.def
+++ b/target-s390x/insn-data.def
@@ -276,6 +276,12 @@ 
 /* LOAD MULTIPLE HIGH */
     C(0xeb96, LMH,     RSY_a, Z,   0, a2, 0, 0, lmh, 0)
 
+/* MOVE */
+    C(0xe544, MVHHI,   SIL,   GIE, la1, i2, 0, m1_16, mov2, 0)
+    C(0xe54c, MVHI,    SIL,   GIE, la1, i2, 0, m1_32, mov2, 0)
+    C(0xe548, MVGHI,   SIL,   GIE, la1, i2, 0, m1_64, mov2, 0)
+    C(0x9200, MVI,     SI,    Z,   la1, i2, 0, m1_8, mov2, 0)
+    C(0xeb52, MVIY,    SIY,   LD,  la1, i2, 0, m1_8, mov2, 0)
 /* MOVE LONG */
     C(0x0e00, MVCL,    RR_a,  Z,   0, 0, 0, 0, mvcl, 0)
 
diff --git a/target-s390x/translate.c b/target-s390x/translate.c
index 220eb77..2661868 100644
--- a/target-s390x/translate.c
+++ b/target-s390x/translate.c
@@ -1329,7 +1329,7 @@  static void disas_e5(CPUS390XState *env, DisasContext* s, uint64_t insn)
 static void disas_eb(CPUS390XState *env, DisasContext *s, int op, int r1,
                      int r3, int b2, int d2)
 {
-    TCGv_i64 tmp, tmp2;
+    TCGv_i64 tmp;
     TCGv_i32 tmp32_1, tmp32_2;
 
     LOG_DISAS("disas_eb: op 0x%x r1 %d r3 %d b2 %d d2 0x%x\n",
@@ -1395,13 +1395,6 @@  static void disas_eb(CPUS390XState *env, DisasContext *s, int op, int r1,
         tcg_temp_free_i32(tmp32_1);
         tcg_temp_free_i32(tmp32_2);
         break;
-    case 0x52: /* MVIY D1(B1),I2 [SIY] */
-        tmp = get_address(s, 0, b2, d2); /* SIY -> this is the destination */
-        tmp2 = tcg_const_i64((r1 << 4) | r3);
-        tcg_gen_qemu_st8(tmp2, tmp, get_mem_index(s));
-        tcg_temp_free_i64(tmp);
-        tcg_temp_free_i64(tmp2);
-        break;
     default:
         LOG_DISAS("illegal eb operation 0x%x\n", op);
         gen_illegal_opcode(s);
@@ -2240,14 +2233,6 @@  static void disas_s390_insn(CPUS390XState *env, DisasContext *s)
     LOG_DISAS("opc 0x%x\n", opc);
 
     switch (opc) {
-    case 0x92: /* MVI    D1(B1),I2        [SI] */
-        insn = ld_code4(env, s->pc);
-        tmp = decode_si(s, insn, &i2, &b1, &d1);
-        tmp2 = tcg_const_i64(i2);
-        tcg_gen_qemu_st8(tmp2, tmp, get_mem_index(s));
-        tcg_temp_free_i64(tmp);
-        tcg_temp_free_i64(tmp2);
-        break;
     case 0x94: /* NI     D1(B1),I2        [SI] */
     case 0x96: /* OI     D1(B1),I2        [SI] */
     case 0x97: /* XI     D1(B1),I2        [SI] */
@@ -3912,6 +3897,16 @@  static void wout_cond_e1e2(DisasContext *s, DisasFields *f, DisasOps *o)
     }
 }
 
+static void wout_m1_8(DisasContext *s, DisasFields *f, DisasOps *o)
+{
+    tcg_gen_qemu_st8(o->out, o->addr1, get_mem_index(s));
+}
+
+static void wout_m1_16(DisasContext *s, DisasFields *f, DisasOps *o)
+{
+    tcg_gen_qemu_st16(o->out, o->addr1, get_mem_index(s));
+}
+
 static void wout_m1_32(DisasContext *s, DisasFields *f, DisasOps *o)
 {
     tcg_gen_qemu_st32(o->out, o->addr1, get_mem_index(s));