Adding following instructions for ISA3.0 support
modud: Modulo Unsigned Dword
modsd: Modulo Signed Dword
Signed-off-by: Nikunj A Dadhania <nik...@linux.vnet.ibm.com>
---
target-ppc/translate.c | 43 +++++++++++++++++++++++++++++++++++++++++++
1 file changed, 43 insertions(+)
diff --git a/target-ppc/translate.c b/target-ppc/translate.c
index 487dd94..a561609 100644
--- a/target-ppc/translate.c
+++ b/target-ppc/translate.c
@@ -1224,6 +1224,47 @@ static void glue(gen_, name)(DisasContext *ctx)
\
GEN_INT_ARITH_MODW(modsw, 0x18, 1);
GEN_INT_ARITH_MODW(moduw, 0x08, 0);
+#if defined(TARGET_PPC64)
+static inline void gen_op_arith_modd(DisasContext *ctx, TCGv ret, TCGv arg1,
+ TCGv arg2, int sign)
+{
+ TCGLabel *l1 = gen_new_label();
+ TCGLabel *l2 = gen_new_label();
+ TCGv_i64 t0 = tcg_temp_local_new_i64();
+
+ tcg_gen_brcondi_i64(TCG_COND_EQ, arg2, 0, l1);
+ if (sign) {
+ TCGLabel *l3 = gen_new_label();
+ tcg_gen_brcondi_i64(TCG_COND_NE, arg2, -1, l3);
+ tcg_gen_brcondi_i64(TCG_COND_EQ, arg1, INT64_MIN, l1);
+ gen_set_label(l3);
+ tcg_gen_rem_i64(ret, arg1, arg2);
+ } else {
+ tcg_gen_remu_i64(ret, arg1, arg2);
+ }
+ tcg_gen_br(l2);
+ gen_set_label(l1);
+ if (sign) {
+ tcg_gen_sari_i64(ret, arg1, 63);
+ } else {
+ tcg_gen_movi_i64(ret, 0);
+ }
+ gen_set_label(l2);
+ tcg_temp_free_i64(t0);
+}
+
+#define GEN_INT_ARITH_MODD(name, opc3, sign) \
+static void glue(gen_, name)(DisasContext *ctx) \
+{ \
+ gen_op_arith_modd(ctx, cpu_gpr[rD(ctx->opcode)], \
+ cpu_gpr[rA(ctx->opcode)], cpu_gpr[rB(ctx->opcode)], \
+ sign); \
+}
+
+GEN_INT_ARITH_MODD(modsd, 0x18, 1);
+GEN_INT_ARITH_MODD(modud, 0x08, 0);
+#endif
+
/* mulhw mulhw. */
static void gen_mulhw(DisasContext *ctx)
{
@@ -10306,6 +10347,8 @@ GEN_HANDLER_E(divdeu, 0x1F, 0x09, 0x0C, 0, PPC_NONE,
PPC2_DIVE_ISA206),
GEN_HANDLER_E(divdeuo, 0x1F, 0x09, 0x1C, 0, PPC_NONE, PPC2_DIVE_ISA206),
GEN_HANDLER_E(divde, 0x1F, 0x09, 0x0D, 0, PPC_NONE, PPC2_DIVE_ISA206),
GEN_HANDLER_E(divdeo, 0x1F, 0x09, 0x1D, 0, PPC_NONE, PPC2_DIVE_ISA206),
+GEN_HANDLER_E(modsd, 0x1F, 0x09, 0x18, 0x00000001, PPC_NONE, PPC2_ISA300),
+GEN_HANDLER_E(modud, 0x1F, 0x09, 0x08, 0x00000001, PPC_NONE, PPC2_ISA300),
#undef GEN_INT_ARITH_MUL_HELPER
#define GEN_INT_ARITH_MUL_HELPER(name, opc3) \
--
2.7.4
