tcg-ppc64: Implement deposit

Reviewed-by: Aurelien Jarno <aurelien@aurel32.net> Signed-off-by: Richard Henderson <rth@twiddle.net>
cHolzberger · Apr 15, 2013 · 33de9ed · 33de9ed
1 parent 37251b9
commit 33de9ed
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Showing 2 changed files with 14 additions and 2 deletions.
diff --git a/tcg/ppc64/tcg-target.c b/tcg/ppc64/tcg-target.c
@@ -1796,6 +1796,15 @@ static void tcg_out_op (TCGContext *s, TCGOpcode opc, const TCGArg *args,
         }
         break;
 
+    case INDEX_op_deposit_i32:
+        tcg_out_rlw(s, RLWIMI, args[0], args[2], args[3],
+                    32 - args[3] - args[4], 31 - args[3]);
+        break;
+    case INDEX_op_deposit_i64:
+        tcg_out_rld(s, RLDIMI, args[0], args[2], args[3],
+                    64 - args[3] - args[4]);
+        break;
+
     default:
         tcg_dump_ops (s);
         tcg_abort ();
@@ -1917,6 +1926,9 @@ static const TCGTargetOpDef ppc_op_defs[] = {
     { INDEX_op_bswap32_i64, { "r", "r" } },
     { INDEX_op_bswap64_i64, { "r", "r" } },
 
+    { INDEX_op_deposit_i32, { "r", "0", "r" } },
+    { INDEX_op_deposit_i64, { "r", "0", "r" } },
+
     { -1 },
 };
 

diff --git a/tcg/ppc64/tcg-target.h b/tcg/ppc64/tcg-target.h
@@ -88,7 +88,7 @@ typedef enum {
 #define TCG_TARGET_HAS_eqv_i32          1
 #define TCG_TARGET_HAS_nand_i32         1
 #define TCG_TARGET_HAS_nor_i32          1
-#define TCG_TARGET_HAS_deposit_i32      0
+#define TCG_TARGET_HAS_deposit_i32      1
 #define TCG_TARGET_HAS_movcond_i32      0
 #define TCG_TARGET_HAS_add2_i32         0
 #define TCG_TARGET_HAS_sub2_i32         0
@@ -110,7 +110,7 @@ typedef enum {
 #define TCG_TARGET_HAS_eqv_i64          1
 #define TCG_TARGET_HAS_nand_i64         1
 #define TCG_TARGET_HAS_nor_i64          1
-#define TCG_TARGET_HAS_deposit_i64      0
+#define TCG_TARGET_HAS_deposit_i64      1
 #define TCG_TARGET_HAS_movcond_i64      0
 #define TCG_TARGET_HAS_add2_i64         0
 #define TCG_TARGET_HAS_sub2_i64         0