Update Changelog with new Xscale platforms and vmsvga.

[qemu] / target-alpha / op_helper.c

diff --git a/target-alpha/op_helper.c b/target-alpha/op_helper.c
index f9390c8..072499e 100644 (file)
--- a/target-alpha/op_helper.c
+++ b/target-alpha/op_helper.c
@@ -19,6 +19,7 @@
  */
 
 #include "exec.h"
+#include "host-utils.h"
 #include "softfloat.h"
 
 #include "op_helper.h"
@@ -211,87 +212,17 @@ void helper_mulqv ()
 
 void helper_ctpop (void)
 {
-    int n;
-
-    for (n = 0; T0 != 0; n++)
-        T0 = T0 ^ (T0 - 1);
-    T0 = n;
+    T0 = ctpop64(T0);
 }
 
 void helper_ctlz (void)
 {
-    uint32_t op32;
-    int n;
-
-    n = 0;
-    if (!(T0 & 0xFFFFFFFF00000000ULL)) {
-        n += 32;
-        T0 <<= 32;
-    }
-    /* Make it easier for 32 bits hosts */
-    op32 = T0 >> 32;
-    if (!(op32 & 0xFFFF0000UL)) {
-        n += 16;
-        op32 <<= 16;
-    }
-    if (!(op32 & 0xFF000000UL)) {
-        n += 8;
-        op32 <<= 8;
-    }
-    if (!(op32 & 0xF0000000UL)) {
-        n += 4;
-        op32 <<= 4;
-    }
-    if (!(op32 & 0xC0000000UL)) {
-        n += 2;
-        op32 <<= 2;
-    }
-    if (!(op32 & 0x80000000UL)) {
-        n++;
-        op32 <<= 1;
-    }
-    if (!(op32 & 0x80000000UL)) {
-        n++;
-    }
-    T0 = n;
+    T0 = clz64(T0);
 }
 
 void helper_cttz (void)
 {
-    uint32_t op32;
-    int n;
-
-    n = 0;
-    if (!(T0 & 0x00000000FFFFFFFFULL)) {
-        n += 32;
-        T0 >>= 32;
-    }
-    /* Make it easier for 32 bits hosts */
-    op32 = T0;
-    if (!(op32 & 0x0000FFFFUL)) {
-        n += 16;
-        op32 >>= 16;
-    }
-    if (!(op32 & 0x000000FFUL)) {
-        n += 8;
-        op32 >>= 8;
-    }
-    if (!(op32 & 0x0000000FUL)) {
-        n += 4;
-        op32 >>= 4;
-    }
-    if (!(op32 & 0x00000003UL)) {
-        n += 2;
-        op32 >>= 2;
-    }
-    if (!(op32 & 0x00000001UL)) {
-        n++;
-        op32 >>= 1;
-    }
-    if (!(op32 & 0x00000001UL)) {
-        n++;
-    }
-    T0 = n;
+    T0 = ctz64(T0);
 }
 
 static always_inline uint64_t byte_zap (uint64_t op, uint8_t mskb)
@@ -1141,11 +1072,32 @@ void helper_mtpr (int iprn)
 }
 #endif
 
+#if defined(HOST_SPARC) || defined(HOST_SPARC64)
+void helper_reset_FT0 (void)
+{
+    FT0 = 0;
+}
+
+void helper_reset_FT1 (void)
+{
+    FT1 = 0;
+}
+
+void helper_reset_FT2 (void)
+{
+    FT2 = 0;
+}
+#endif
+
 /*****************************************************************************/
 /* Softmmu support */
 #if !defined (CONFIG_USER_ONLY)
 
-#define GETPC() (__builtin_return_address(0))
+#ifdef __s390__
+# define GETPC() ((void*)((unsigned long)__builtin_return_address(0) & 0x7fffffffUL))
+#else
+# define GETPC() (__builtin_return_address(0))
+#endif
 
 /* XXX: the two following helpers are pure hacks.
  *      Hopefully, we emulate the PALcode, then we should never see
@@ -1217,7 +1169,7 @@ void tlb_fill (target_ulong addr, int is_write, int mmu_idx, void *retaddr)
 {
     TranslationBlock *tb;
     CPUState *saved_env;
-    target_phys_addr_t pc;
+    unsigned long pc;
     int ret;
 
     /* XXX: hack to restore env in all cases, even if not called from
@@ -1228,7 +1180,7 @@ void tlb_fill (target_ulong addr, int is_write, int mmu_idx, void *retaddr)
     if (!likely(ret == 0)) {
         if (likely(retaddr)) {
             /* now we have a real cpu fault */
-            pc = (target_phys_addr_t)retaddr;
+            pc = (unsigned long)retaddr;
             tb = tb_find_pc(pc);
             if (likely(tb)) {
                 /* the PC is inside the translated code. It means that we have