megasas: Ignore duplicate init_firmware commands

[qemu.git] / tcg / sparc / tcg-target.c

diff --git a/tcg/sparc/tcg-target.c b/tcg/sparc/tcg-target.c
index 08ca4829a63ccdc5d975ff17910217c9349c59c2..0c4b028580d12a709f5c77cb3ff531f581f0921b 100644 (file)
--- a/tcg/sparc/tcg-target.c
+++ b/tcg/sparc/tcg-target.c
@@ -197,8 +197,8 @@ static const int tcg_target_call_oarg_regs[] = {
 #define ARITH_XOR  (INSN_OP(2) | INSN_OP3(0x03))
 #define ARITH_SUB  (INSN_OP(2) | INSN_OP3(0x04))
 #define ARITH_SUBCC (INSN_OP(2) | INSN_OP3(0x14))
-#define ARITH_ADDX (INSN_OP(2) | INSN_OP3(0x08))
-#define ARITH_SUBX (INSN_OP(2) | INSN_OP3(0x0c))
+#define ARITH_ADDC (INSN_OP(2) | INSN_OP3(0x08))
+#define ARITH_SUBC (INSN_OP(2) | INSN_OP3(0x0c))
 #define ARITH_UMUL (INSN_OP(2) | INSN_OP3(0x0a))
 #define ARITH_SMUL (INSN_OP(2) | INSN_OP3(0x0b))
 #define ARITH_UDIV (INSN_OP(2) | INSN_OP3(0x0e))
@@ -210,6 +210,7 @@ static const int tcg_target_call_oarg_regs[] = {
 #define ARITH_MOVR (INSN_OP(2) | INSN_OP3(0x2f))
 
 #define ARITH_ADDXC (INSN_OP(2) | INSN_OP3(0x36) | INSN_OPF(0x11))
+#define ARITH_UMULXHI (INSN_OP(2) | INSN_OP3(0x36) | INSN_OPF(0x16))
 
 #define SHIFT_SLL  (INSN_OP(2) | INSN_OP3(0x25))
 #define SHIFT_SRL  (INSN_OP(2) | INSN_OP3(0x26))
@@ -663,7 +664,7 @@ static void tcg_out_movcond_i64(TCGContext *s, TCGCond cond, TCGReg ret,
 static void tcg_out_setcond_i32(TCGContext *s, TCGCond cond, TCGReg ret,
                                 TCGReg c1, int32_t c2, int c2const)
 {
-    /* For 32-bit comparisons, we can play games with ADDX/SUBX.  */
+    /* For 32-bit comparisons, we can play games with ADDC/SUBC.  */
     switch (cond) {
     case TCG_COND_LTU:
     case TCG_COND_GEU:
@@ -674,9 +675,12 @@ static void tcg_out_setcond_i32(TCGContext *s, TCGCond cond, TCGReg ret,
     case TCG_COND_NE:
         /* For equality, we can transform to inequality vs zero.  */
         if (c2 != 0) {
-            tcg_out_arithc(s, ret, c1, c2, c2const, ARITH_XOR);
+            tcg_out_arithc(s, TCG_REG_T1, c1, c2, c2const, ARITH_XOR);
+            c2 = TCG_REG_T1;
+        } else {
+            c2 = c1;
         }
-        c1 = TCG_REG_G0, c2 = ret, c2const = 0;
+        c1 = TCG_REG_G0, c2const = 0;
         cond = (cond == TCG_COND_EQ ? TCG_COND_GEU : TCG_COND_LTU);
        break;
 
@@ -704,15 +708,32 @@ static void tcg_out_setcond_i32(TCGContext *s, TCGCond cond, TCGReg ret,
 
     tcg_out_cmp(s, c1, c2, c2const);
     if (cond == TCG_COND_LTU) {
-        tcg_out_arithi(s, ret, TCG_REG_G0, 0, ARITH_ADDX);
+        tcg_out_arithi(s, ret, TCG_REG_G0, 0, ARITH_ADDC);
     } else {
-        tcg_out_arithi(s, ret, TCG_REG_G0, -1, ARITH_SUBX);
+        tcg_out_arithi(s, ret, TCG_REG_G0, -1, ARITH_SUBC);
     }
 }
 
 static void tcg_out_setcond_i64(TCGContext *s, TCGCond cond, TCGReg ret,
                                 TCGReg c1, int32_t c2, int c2const)
 {
+    if (use_vis3_instructions) {
+        switch (cond) {
+        case TCG_COND_NE:
+            if (c2 != 0) {
+                break;
+            }
+            c2 = c1, c2const = 0, c1 = TCG_REG_G0;
+            /* FALLTHRU */
+        case TCG_COND_LTU:
+            tcg_out_cmp(s, c1, c2, c2const);
+            tcg_out_arith(s, ret, TCG_REG_G0, TCG_REG_G0, ARITH_ADDXC);
+            return;
+        default:
+            break;
+        }
+    }
+
     /* For 64-bit signed comparisons vs zero, we can avoid the compare
        if the input does not overlap the output.  */
     if (c2 == 0 && !is_unsigned_cond(cond) && c1 != ret) {
@@ -1320,12 +1341,12 @@ static void tcg_out_op(TCGContext *s, TCGOpcode opc,
     case INDEX_op_add2_i32:
         tcg_out_addsub2_i32(s, args[0], args[1], args[2], args[3],
                             args[4], const_args[4], args[5], const_args[5],
-                            ARITH_ADDCC, ARITH_ADDX);
+                            ARITH_ADDCC, ARITH_ADDC);
         break;
     case INDEX_op_sub2_i32:
         tcg_out_addsub2_i32(s, args[0], args[1], args[2], args[3],
                             args[4], const_args[4], args[5], const_args[5],
-                            ARITH_SUBCC, ARITH_SUBX);
+                            ARITH_SUBCC, ARITH_SUBC);
         break;
     case INDEX_op_mulu2_i32:
         c = ARITH_UMUL;
@@ -1415,6 +1436,9 @@ static void tcg_out_op(TCGContext *s, TCGOpcode opc,
         tcg_out_addsub2_i64(s, args[0], args[1], args[2], args[3], args[4],
                             const_args[4], args[5], const_args[5], true);
         break;
+    case INDEX_op_muluh_i64:
+        tcg_out_arith(s, args[0], args[1], args[2], ARITH_UMULXHI);
+        break;
 
     gen_arith:
         tcg_out_arithc(s, a0, a1, a2, c2, c);
@@ -1515,6 +1539,7 @@ static const TCGTargetOpDef sparc_op_defs[] = {
 
     { INDEX_op_add2_i64, { "R", "R", "RZ", "RZ", "RJ", "RI" } },
     { INDEX_op_sub2_i64, { "R", "R", "RZ", "RZ", "RJ", "RI" } },
+    { INDEX_op_muluh_i64, { "R", "RZ", "RZ" } },
 
     { INDEX_op_qemu_ld_i32, { "r", "A" } },
     { INDEX_op_qemu_ld_i64, { "R", "A" } },