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authorRichard Henderson <rth@twiddle.net>2013-03-04 16:20:51 -0800
committerRichard Henderson <rth@twiddle.net>2013-04-15 20:09:54 +0200
commit6645c147db4bb84b1b24c49be9398be22902923b (patch)
tree43781c1cdf21318eff2535c4cb20b05e6903ac07 /tcg
parent6c858762de60ffff80011251b5fe1ae93cbcd2c8 (diff)
tcg-ppc64: Implement mulu2/muls2_i64
Reviewed-by: Aurelien Jarno <aurelien@aurel32.net> Signed-off-by: Richard Henderson <rth@twiddle.net>
Diffstat (limited to 'tcg')
-rw-r--r--tcg/ppc64/tcg-target.c27
-rw-r--r--tcg/ppc64/tcg-target.h4
2 files changed, 29 insertions, 2 deletions
diff --git a/tcg/ppc64/tcg-target.c b/tcg/ppc64/tcg-target.c
index 1018266118..0f335837b6 100644
--- a/tcg/ppc64/tcg-target.c
+++ b/tcg/ppc64/tcg-target.c
@@ -1988,6 +1988,31 @@ static void tcg_out_op (TCGContext *s, TCGOpcode opc, const TCGArg *args,
}
break;
+ case INDEX_op_mulu2_i64:
+ case INDEX_op_muls2_i64:
+ {
+ int oph = (opc == INDEX_op_mulu2_i64 ? MULHDU : MULHD);
+ TCGReg outl = args[0], outh = args[1];
+ a0 = args[2], a1 = args[3];
+
+ if (outl == a0 || outl == a1) {
+ if (outh == a0 || outh == a1) {
+ outl = TCG_REG_R0;
+ } else {
+ tcg_out32(s, oph | TAB(outh, a0, a1));
+ oph = 0;
+ }
+ }
+ tcg_out32(s, MULLD | TAB(outl, a0, a1));
+ if (oph != 0) {
+ tcg_out32(s, oph | TAB(outh, a0, a1));
+ }
+ if (outl != args[0]) {
+ tcg_out_mov(s, TCG_TYPE_I64, args[0], outl);
+ }
+ }
+ break;
+
default:
tcg_dump_ops (s);
tcg_abort ();
@@ -2116,6 +2141,8 @@ static const TCGTargetOpDef ppc_op_defs[] = {
{ INDEX_op_add2_i64, { "r", "r", "r", "rI", "r", "rZM" } },
{ INDEX_op_sub2_i64, { "r", "r", "rI", "r", "rZM", "r" } },
+ { INDEX_op_muls2_i64, { "r", "r", "r", "r" } },
+ { INDEX_op_mulu2_i64, { "r", "r", "r", "r" } },
{ -1 },
};
diff --git a/tcg/ppc64/tcg-target.h b/tcg/ppc64/tcg-target.h
index 8dff1d5490..cb77634714 100644
--- a/tcg/ppc64/tcg-target.h
+++ b/tcg/ppc64/tcg-target.h
@@ -114,8 +114,8 @@ typedef enum {
#define TCG_TARGET_HAS_movcond_i64 1
#define TCG_TARGET_HAS_add2_i64 1
#define TCG_TARGET_HAS_sub2_i64 1
-#define TCG_TARGET_HAS_mulu2_i64 0
-#define TCG_TARGET_HAS_muls2_i64 0
+#define TCG_TARGET_HAS_mulu2_i64 1
+#define TCG_TARGET_HAS_muls2_i64 1
#define TCG_AREG0 TCG_REG_R27