Update language files for QEMU 2.6.0

[qemu.git] / linux-user / main.c

diff --git a/linux-user/main.c b/linux-user/main.c
index bcb9f6657028d5890b2170c05fb317c2a94c8593..5f3ec9747acd7ead4eef98cfde14bde363ccdc5a 100644 (file)
--- a/linux-user/main.c
+++ b/linux-user/main.c
@@ -22,7 +22,9 @@
 #include <sys/resource.h>
 
 #include "qemu.h"
-#include "qemu-common.h"
+#include "qemu/path.h"
+#include "qemu/cutils.h"
+#include "qemu/help_option.h"
 #include "cpu.h"
 #include "tcg.h"
 #include "qemu/timer.h"
@@ -437,7 +439,7 @@ void cpu_loop(CPUX86State *env)
 
 #define get_user_code_u32(x, gaddr, env)                \
     ({ abi_long __r = get_user_u32((x), (gaddr));       \
-        if (!__r && (env)->bswap_code) {                \
+        if (!__r && bswap_code(arm_sctlr_b(env))) {     \
             (x) = bswap32(x);                           \
         }                                               \
         __r;                                            \
@@ -445,12 +447,44 @@ void cpu_loop(CPUX86State *env)
 
 #define get_user_code_u16(x, gaddr, env)                \
     ({ abi_long __r = get_user_u16((x), (gaddr));       \
-        if (!__r && (env)->bswap_code) {                \
+        if (!__r && bswap_code(arm_sctlr_b(env))) {     \
             (x) = bswap16(x);                           \
         }                                               \
         __r;                                            \
     })
 
+#define get_user_data_u32(x, gaddr, env)                \
+    ({ abi_long __r = get_user_u32((x), (gaddr));       \
+        if (!__r && arm_cpu_bswap_data(env)) {          \
+            (x) = bswap32(x);                           \
+        }                                               \
+        __r;                                            \
+    })
+
+#define get_user_data_u16(x, gaddr, env)                \
+    ({ abi_long __r = get_user_u16((x), (gaddr));       \
+        if (!__r && arm_cpu_bswap_data(env)) {          \
+            (x) = bswap16(x);                           \
+        }                                               \
+        __r;                                            \
+    })
+
+#define put_user_data_u32(x, gaddr, env)                \
+    ({ typeof(x) __x = (x);                             \
+        if (arm_cpu_bswap_data(env)) {                  \
+            __x = bswap32(__x);                         \
+        }                                               \
+        put_user_u32(__x, (gaddr));                     \
+    })
+
+#define put_user_data_u16(x, gaddr, env)                \
+    ({ typeof(x) __x = (x);                             \
+        if (arm_cpu_bswap_data(env)) {                  \
+            __x = bswap16(__x);                         \
+        }                                               \
+        put_user_u16(__x, (gaddr));                     \
+    })
+
 #ifdef TARGET_ABI32
 /* Commpage handling -- there is no commpage for AArch64 */
 
@@ -610,11 +644,11 @@ static int do_strex(CPUARMState *env)
         segv = get_user_u8(val, addr);
         break;
     case 1:
-        segv = get_user_u16(val, addr);
+        segv = get_user_data_u16(val, addr, env);
         break;
     case 2:
     case 3:
-        segv = get_user_u32(val, addr);
+        segv = get_user_data_u32(val, addr, env);
         break;
     default:
         abort();
@@ -625,12 +659,16 @@ static int do_strex(CPUARMState *env)
     }
     if (size == 3) {
         uint32_t valhi;
-        segv = get_user_u32(valhi, addr + 4);
+        segv = get_user_data_u32(valhi, addr + 4, env);
         if (segv) {
             env->exception.vaddress = addr + 4;
             goto done;
         }
-        val = deposit64(val, 32, 32, valhi);
+        if (arm_cpu_bswap_data(env)) {
+            val = deposit64((uint64_t)valhi, 32, 32, val);
+        } else {
+            val = deposit64(val, 32, 32, valhi);
+        }
     }
     if (val != env->exclusive_val) {
         goto fail;
@@ -642,11 +680,11 @@ static int do_strex(CPUARMState *env)
         segv = put_user_u8(val, addr);
         break;
     case 1:
-        segv = put_user_u16(val, addr);
+        segv = put_user_data_u16(val, addr, env);
         break;
     case 2:
     case 3:
-        segv = put_user_u32(val, addr);
+        segv = put_user_data_u32(val, addr, env);
         break;
     }
     if (segv) {
@@ -655,7 +693,7 @@ static int do_strex(CPUARMState *env)
     }
     if (size == 3) {
         val = env->regs[(env->exclusive_info >> 12) & 0xf];
-        segv = put_user_u32(val, addr + 4);
+        segv = put_user_data_u32(val, addr + 4, env);
         if (segv) {
             env->exception.vaddress = addr + 4;
             goto done;
@@ -869,6 +907,9 @@ void cpu_loop(CPUARMState *env)
             if (do_kernel_trap(env))
               goto error;
             break;
+        case EXCP_YIELD:
+            /* nothing to do here for user-mode, just resume guest code */
+            break;
         default:
         error:
             EXCP_DUMP(env, "qemu: unhandled CPU exception 0x%x - aborting\n", trapnr);
@@ -1059,6 +1100,9 @@ void cpu_loop(CPUARMState *env)
         case EXCP_SEMIHOST:
             env->xregs[0] = do_arm_semihosting(env);
             break;
+        case EXCP_YIELD:
+            /* nothing to do here for user-mode, just resume guest code */
+            break;
         default:
             EXCP_DUMP(env, "qemu: unhandled CPU exception 0x%x - aborting\n", trapnr);
             abort();
@@ -4449,11 +4493,16 @@ int main(int argc, char **argv, char **envp)
         for(i = 0; i < 16; i++) {
             env->regs[i] = regs->uregs[i];
         }
+#ifdef TARGET_WORDS_BIGENDIAN
         /* Enable BE8.  */
         if (EF_ARM_EABI_VERSION(info->elf_flags) >= EF_ARM_EABI_VER4
             && (info->elf_flags & EF_ARM_BE8)) {
-            env->bswap_code = 1;
+            env->uncached_cpsr |= CPSR_E;
+            env->cp15.sctlr_el[1] |= SCTLR_E0E;
+        } else {
+            env->cp15.sctlr_el[1] |= SCTLR_B;
         }
+#endif
     }
 #elif defined(TARGET_UNICORE32)
     {