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m25p80.c: Sync Flash chip list with Linux
[qemu.git] / tci.c
diff --git a/tci.c b/tci.c
index ce8a988147a6e2216e1aa41b0623387f143cba4b..c742c8df5cbbef96f77d6c7b9ccbd2ccf99a912a 100644 (file)
--- a/tci.c
+++ b/tci.c
@@ -25,7 +25,7 @@
 #endif
 
 #include "qemu-common.h"
-#include "exec-all.h"           /* MAX_OPC_PARAM_IARGS */
+#include "exec/exec-all.h"           /* MAX_OPC_PARAM_IARGS */
 #include "tcg-op.h"
 
 /* Marker for missing code. */
@@ -36,22 +36,19 @@
         tcg_abort(); \
     } while (0)
 
-#if MAX_OPC_PARAM_IARGS != 4
+#if MAX_OPC_PARAM_IARGS != 5
 # error Fix needed, number of supported input arguments changed!
 #endif
 #if TCG_TARGET_REG_BITS == 32
 typedef uint64_t (*helper_function)(tcg_target_ulong, tcg_target_ulong,
+                                    tcg_target_ulong, tcg_target_ulong,
                                     tcg_target_ulong, tcg_target_ulong,
                                     tcg_target_ulong, tcg_target_ulong,
                                     tcg_target_ulong, tcg_target_ulong);
 #else
 typedef uint64_t (*helper_function)(tcg_target_ulong, tcg_target_ulong,
-                                    tcg_target_ulong, tcg_target_ulong);
-#endif
-
-/* TCI can optionally use a global register variable for env. */
-#if !defined(AREG0)
-CPUArchState *env;
+                                    tcg_target_ulong, tcg_target_ulong,
+                                    tcg_target_ulong);
 #endif
 
 /* Targets which don't use GETPC also don't need tci_tb_ptr
@@ -115,6 +112,7 @@ static void tci_write_reg(TCGReg index, tcg_target_ulong value)
 {
     assert(index < ARRAY_SIZE(tci_reg));
     assert(index != TCG_AREG0);
+    assert(index != TCG_REG_CALL_STACK);
     tci_reg[index] = value;
 }
 
@@ -180,7 +178,7 @@ static tcg_target_ulong tci_read_i(uint8_t **tb_ptr)
     return value;
 }
 
-/* Read constant (32 bit) from bytecode. */
+/* Read unsigned constant (32 bit) from bytecode. */
 static uint32_t tci_read_i32(uint8_t **tb_ptr)
 {
     uint32_t value = *(uint32_t *)(*tb_ptr);
@@ -188,6 +186,14 @@ static uint32_t tci_read_i32(uint8_t **tb_ptr)
     return value;
 }
 
+/* Read signed constant (32 bit) from bytecode. */
+static int32_t tci_read_s32(uint8_t **tb_ptr)
+{
+    int32_t value = *(int32_t *)(*tb_ptr);
+    *tb_ptr += sizeof(value);
+    return value;
+}
+
 #if TCG_TARGET_REG_BITS == 64
 /* Read constant (64 bit) from bytecode. */
 static uint64_t tci_read_i64(uint8_t **tb_ptr)
@@ -336,9 +342,9 @@ static uint64_t tci_read_ri64(uint8_t **tb_ptr)
 }
 #endif
 
-static target_ulong tci_read_label(uint8_t **tb_ptr)
+static tcg_target_ulong tci_read_label(uint8_t **tb_ptr)
 {
-    target_ulong label = tci_read_i(tb_ptr);
+    tcg_target_ulong label = tci_read_i(tb_ptr);
     assert(label != 0);
     return label;
 }
@@ -428,18 +434,17 @@ static bool tci_compare64(uint64_t u0, uint64_t u1, TCGCond condition)
 }
 
 /* Interpret pseudo code in tb. */
-tcg_target_ulong tcg_qemu_tb_exec(CPUArchState *cpustate, uint8_t *tb_ptr)
+tcg_target_ulong tcg_qemu_tb_exec(CPUArchState *env, uint8_t *tb_ptr)
 {
+    long tcg_temps[CPU_TEMP_BUF_NLONGS];
+    uintptr_t sp_value = (uintptr_t)(tcg_temps + CPU_TEMP_BUF_NLONGS);
     tcg_target_ulong next_tb = 0;
 
-    env = cpustate;
     tci_reg[TCG_AREG0] = (tcg_target_ulong)env;
+    tci_reg[TCG_REG_CALL_STACK] = sp_value;
     assert(tb_ptr);
 
     for (;;) {
-#if defined(GETPC)
-        tci_tb_ptr = (uintptr_t)tb_ptr;
-#endif
         TCGOpcode opc = tb_ptr[0];
 #if !defined(NDEBUG)
         uint8_t op_size = tb_ptr[1];
@@ -462,6 +467,10 @@ tcg_target_ulong tcg_qemu_tb_exec(CPUArchState *cpustate, uint8_t *tb_ptr)
         uint64_t v64;
 #endif
 
+#if defined(GETPC)
+        tci_tb_ptr = (uintptr_t)tb_ptr;
+#endif
+
         /* Skip opcode and size entry. */
         tb_ptr += 2;
 
@@ -489,18 +498,20 @@ tcg_target_ulong tcg_qemu_tb_exec(CPUArchState *cpustate, uint8_t *tb_ptr)
                                           tci_read_reg(TCG_REG_R5),
                                           tci_read_reg(TCG_REG_R6),
                                           tci_read_reg(TCG_REG_R7),
-                                          tci_read_reg(TCG_REG_R8));
+                                          tci_read_reg(TCG_REG_R8),
+                                          tci_read_reg(TCG_REG_R9),
+                                          tci_read_reg(TCG_REG_R10));
             tci_write_reg(TCG_REG_R0, tmp64);
             tci_write_reg(TCG_REG_R1, tmp64 >> 32);
 #else
             tmp64 = ((helper_function)t0)(tci_read_reg(TCG_REG_R0),
                                           tci_read_reg(TCG_REG_R1),
                                           tci_read_reg(TCG_REG_R2),
-                                          tci_read_reg(TCG_REG_R3));
+                                          tci_read_reg(TCG_REG_R3),
+                                          tci_read_reg(TCG_REG_R5));
             tci_write_reg(TCG_REG_R0, tmp64);
 #endif
             break;
-        case INDEX_op_jmp:
         case INDEX_op_br:
             label = tci_read_label(&tb_ptr);
             assert(tb_ptr == old_code_ptr + op_size);
@@ -546,7 +557,7 @@ tcg_target_ulong tcg_qemu_tb_exec(CPUArchState *cpustate, uint8_t *tb_ptr)
         case INDEX_op_ld8u_i32:
             t0 = *tb_ptr++;
             t1 = tci_read_r(&tb_ptr);
-            t2 = tci_read_i32(&tb_ptr);
+            t2 = tci_read_s32(&tb_ptr);
             tci_write_reg8(t0, *(uint8_t *)(t1 + t2));
             break;
         case INDEX_op_ld8s_i32:
@@ -559,25 +570,26 @@ tcg_target_ulong tcg_qemu_tb_exec(CPUArchState *cpustate, uint8_t *tb_ptr)
         case INDEX_op_ld_i32:
             t0 = *tb_ptr++;
             t1 = tci_read_r(&tb_ptr);
-            t2 = tci_read_i32(&tb_ptr);
+            t2 = tci_read_s32(&tb_ptr);
             tci_write_reg32(t0, *(uint32_t *)(t1 + t2));
             break;
         case INDEX_op_st8_i32:
             t0 = tci_read_r8(&tb_ptr);
             t1 = tci_read_r(&tb_ptr);
-            t2 = tci_read_i32(&tb_ptr);
+            t2 = tci_read_s32(&tb_ptr);
             *(uint8_t *)(t1 + t2) = t0;
             break;
         case INDEX_op_st16_i32:
             t0 = tci_read_r16(&tb_ptr);
             t1 = tci_read_r(&tb_ptr);
-            t2 = tci_read_i32(&tb_ptr);
+            t2 = tci_read_s32(&tb_ptr);
             *(uint16_t *)(t1 + t2) = t0;
             break;
         case INDEX_op_st_i32:
             t0 = tci_read_r32(&tb_ptr);
             t1 = tci_read_r(&tb_ptr);
-            t2 = tci_read_i32(&tb_ptr);
+            t2 = tci_read_s32(&tb_ptr);
+            assert(t1 != sp_value || (int32_t)t2 < 0);
             *(uint32_t *)(t1 + t2) = t0;
             break;
 
@@ -684,6 +696,17 @@ tcg_target_ulong tcg_qemu_tb_exec(CPUArchState *cpustate, uint8_t *tb_ptr)
             t2 = tci_read_ri32(&tb_ptr);
             tci_write_reg32(t0, (t1 >> t2) | (t1 << (32 - t2)));
             break;
+#endif
+#if TCG_TARGET_HAS_deposit_i32
+        case INDEX_op_deposit_i32:
+            t0 = *tb_ptr++;
+            t1 = tci_read_r32(&tb_ptr);
+            t2 = tci_read_r32(&tb_ptr);
+            tmp16 = *tb_ptr++;
+            tmp8 = *tb_ptr++;
+            tmp32 = (((1 << tmp8) - 1) << tmp16);
+            tci_write_reg32(t0, (t1 & ~tmp32) | ((t2 << tmp16) & tmp32));
+            break;
 #endif
         case INDEX_op_brcond_i32:
             t0 = tci_read_r32(&tb_ptr);
@@ -803,7 +826,7 @@ tcg_target_ulong tcg_qemu_tb_exec(CPUArchState *cpustate, uint8_t *tb_ptr)
         case INDEX_op_ld8u_i64:
             t0 = *tb_ptr++;
             t1 = tci_read_r(&tb_ptr);
-            t2 = tci_read_i32(&tb_ptr);
+            t2 = tci_read_s32(&tb_ptr);
             tci_write_reg8(t0, *(uint8_t *)(t1 + t2));
             break;
         case INDEX_op_ld8s_i64:
@@ -814,43 +837,44 @@ tcg_target_ulong tcg_qemu_tb_exec(CPUArchState *cpustate, uint8_t *tb_ptr)
         case INDEX_op_ld32u_i64:
             t0 = *tb_ptr++;
             t1 = tci_read_r(&tb_ptr);
-            t2 = tci_read_i32(&tb_ptr);
+            t2 = tci_read_s32(&tb_ptr);
             tci_write_reg32(t0, *(uint32_t *)(t1 + t2));
             break;
         case INDEX_op_ld32s_i64:
             t0 = *tb_ptr++;
             t1 = tci_read_r(&tb_ptr);
-            t2 = tci_read_i32(&tb_ptr);
+            t2 = tci_read_s32(&tb_ptr);
             tci_write_reg32s(t0, *(int32_t *)(t1 + t2));
             break;
         case INDEX_op_ld_i64:
             t0 = *tb_ptr++;
             t1 = tci_read_r(&tb_ptr);
-            t2 = tci_read_i32(&tb_ptr);
+            t2 = tci_read_s32(&tb_ptr);
             tci_write_reg64(t0, *(uint64_t *)(t1 + t2));
             break;
         case INDEX_op_st8_i64:
             t0 = tci_read_r8(&tb_ptr);
             t1 = tci_read_r(&tb_ptr);
-            t2 = tci_read_i32(&tb_ptr);
+            t2 = tci_read_s32(&tb_ptr);
             *(uint8_t *)(t1 + t2) = t0;
             break;
         case INDEX_op_st16_i64:
             t0 = tci_read_r16(&tb_ptr);
             t1 = tci_read_r(&tb_ptr);
-            t2 = tci_read_i32(&tb_ptr);
+            t2 = tci_read_s32(&tb_ptr);
             *(uint16_t *)(t1 + t2) = t0;
             break;
         case INDEX_op_st32_i64:
             t0 = tci_read_r32(&tb_ptr);
             t1 = tci_read_r(&tb_ptr);
-            t2 = tci_read_i32(&tb_ptr);
+            t2 = tci_read_s32(&tb_ptr);
             *(uint32_t *)(t1 + t2) = t0;
             break;
         case INDEX_op_st_i64:
             t0 = tci_read_r64(&tb_ptr);
             t1 = tci_read_r(&tb_ptr);
-            t2 = tci_read_i32(&tb_ptr);
+            t2 = tci_read_s32(&tb_ptr);
+            assert(t1 != sp_value || (int32_t)t2 < 0);
             *(uint64_t *)(t1 + t2) = t0;
             break;
 
@@ -931,6 +955,17 @@ tcg_target_ulong tcg_qemu_tb_exec(CPUArchState *cpustate, uint8_t *tb_ptr)
         case INDEX_op_rotr_i64:
             TODO();
             break;
+#endif
+#if TCG_TARGET_HAS_deposit_i64
+        case INDEX_op_deposit_i64:
+            t0 = *tb_ptr++;
+            t1 = tci_read_r64(&tb_ptr);
+            t2 = tci_read_r64(&tb_ptr);
+            tmp16 = *tb_ptr++;
+            tmp8 = *tb_ptr++;
+            tmp64 = (((1ULL << tmp8) - 1) << tmp16);
+            tci_write_reg64(t0, (t1 & ~tmp64) | ((t2 << tmp16) & tmp64));
+            break;
 #endif
         case INDEX_op_brcond_i64:
             t0 = tci_read_r64(&tb_ptr);
Qemu copy for testing