target-alpha: Implement missing MVI instructions.

Signed-off-by: Richard Henderson <rth@twiddle.net>
Signed-off-by: Aurelien Jarno <aurelien@aurel32.net>

1 files changed, 168 insertions, 0 deletions

diff --git a/target-alpha/op_helper.c b/target-alpha/op_helper.c
index 999a8ab..08d5924 100644
--- a/target-alpha/op_helper.c
+++ b/target-alpha/op_helper.c
@@ -277,6 +277,174 @@ uint64_t helper_cmpbge (uint64_t op1, uint64_t op2)
     return res;
 }
 
+uint64_t helper_minub8 (uint64_t op1, uint64_t op2)
+{
+    uint64_t res = 0;
+    uint8_t opa, opb, opr;
+    int i;
+
+    for (i = 0; i < 8; ++i) {
+        opa = op1 >> (i * 8);
+        opb = op2 >> (i * 8);
+        opr = opa < opb ? opa : opb;
+        res |= (uint64_t)opr << (i * 8);
+    }
+    return res;
+}
+
+uint64_t helper_minsb8 (uint64_t op1, uint64_t op2)
+{
+    uint64_t res = 0;
+    int8_t opa, opb;
+    uint8_t opr;
+    int i;
+
+    for (i = 0; i < 8; ++i) {
+        opa = op1 >> (i * 8);
+        opb = op2 >> (i * 8);
+        opr = opa < opb ? opa : opb;
+        res |= (uint64_t)opr << (i * 8);
+    }
+    return res;
+}
+
+uint64_t helper_minuw4 (uint64_t op1, uint64_t op2)
+{
+    uint64_t res = 0;
+    uint16_t opa, opb, opr;
+    int i;
+
+    for (i = 0; i < 4; ++i) {
+        opa = op1 >> (i * 16);
+        opb = op2 >> (i * 16);
+        opr = opa < opb ? opa : opb;
+        res |= (uint64_t)opr << (i * 16);
+    }
+    return res;
+}
+
+uint64_t helper_minsw4 (uint64_t op1, uint64_t op2)
+{
+    uint64_t res = 0;
+    int16_t opa, opb;
+    uint16_t opr;
+    int i;
+
+    for (i = 0; i < 4; ++i) {
+        opa = op1 >> (i * 16);
+        opb = op2 >> (i * 16);
+        opr = opa < opb ? opa : opb;
+        res |= (uint64_t)opr << (i * 16);
+    }
+    return res;
+}
+
+uint64_t helper_maxub8 (uint64_t op1, uint64_t op2)
+{
+    uint64_t res = 0;
+    uint8_t opa, opb, opr;
+    int i;
+
+    for (i = 0; i < 8; ++i) {
+        opa = op1 >> (i * 8);
+        opb = op2 >> (i * 8);
+        opr = opa > opb ? opa : opb;
+        res |= (uint64_t)opr << (i * 8);
+    }
+    return res;
+}
+
+uint64_t helper_maxsb8 (uint64_t op1, uint64_t op2)
+{
+    uint64_t res = 0;
+    int8_t opa, opb;
+    uint8_t opr;
+    int i;
+
+    for (i = 0; i < 8; ++i) {
+        opa = op1 >> (i * 8);
+        opb = op2 >> (i * 8);
+        opr = opa > opb ? opa : opb;
+        res |= (uint64_t)opr << (i * 8);
+    }
+    return res;
+}
+
+uint64_t helper_maxuw4 (uint64_t op1, uint64_t op2)
+{
+    uint64_t res = 0;
+    uint16_t opa, opb, opr;
+    int i;
+
+    for (i = 0; i < 4; ++i) {
+        opa = op1 >> (i * 16);
+        opb = op2 >> (i * 16);
+        opr = opa > opb ? opa : opb;
+        res |= (uint64_t)opr << (i * 16);
+    }
+    return res;
+}
+
+uint64_t helper_maxsw4 (uint64_t op1, uint64_t op2)
+{
+    uint64_t res = 0;
+    int16_t opa, opb;
+    uint16_t opr;
+    int i;
+
+    for (i = 0; i < 4; ++i) {
+        opa = op1 >> (i * 16);
+        opb = op2 >> (i * 16);
+        opr = opa > opb ? opa : opb;
+        res |= (uint64_t)opr << (i * 16);
+    }
+    return res;
+}
+
+uint64_t helper_perr (uint64_t op1, uint64_t op2)
+{
+    uint64_t res = 0;
+    uint8_t opa, opb, opr;
+    int i;
+
+    for (i = 0; i < 8; ++i) {
+        opa = op1 >> (i * 8);
+        opb = op2 >> (i * 8);
+        if (opa >= opb)
+            opr = opa - opb;
+        else
+            opr = opb - opa;
+        res += opr;
+    }
+    return res;
+}
+
+uint64_t helper_pklb (uint64_t op1)
+{
+    return (op1 & 0xff) | ((op1 >> 24) & 0xff00);
+}
+
+uint64_t helper_pkwb (uint64_t op1)
+{
+    return ((op1 & 0xff)
+            | ((op1 >> 8) & 0xff00)
+            | ((op1 >> 16) & 0xff0000)
+            | ((op1 >> 24) & 0xff000000));
+}
+
+uint64_t helper_unpkbl (uint64_t op1)
+{
+    return (op1 & 0xff) | ((op1 & 0xff00) << 24);
+}
+
+uint64_t helper_unpkbw (uint64_t op1)
+{
+    return ((op1 & 0xff)
+            | ((op1 & 0xff00) << 8)
+            | ((op1 & 0xff0000) << 16)
+            | ((op1 & 0xff000000) << 24));
+}
+
 /* Floating point helpers */
 
 /* F floating (VAX) */