linux-user/sparc: Use WREG constants in sparc/target_cpu.h

[thirdparty/qemu.git] / linux-user / sparc / target_cpu.h

diff --git a/linux-user/sparc/target_cpu.h b/linux-user/sparc/target_cpu.h
index 5a620a2bb7601df1c2c1798453599029ee3f649a..b30fbc72c43b922ade2a72eead3834a637114c9d 100644 (file)
--- a/linux-user/sparc/target_cpu.h
+++ b/linux-user/sparc/target_cpu.h
@@ -17,20 +17,33 @@
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library; if not, see <http://www.gnu.org/licenses/>.
  */
-#ifndef TARGET_CPU_H
-#define TARGET_CPU_H
+#ifndef SPARC_TARGET_CPU_H
+#define SPARC_TARGET_CPU_H
 
 static inline void cpu_clone_regs(CPUSPARCState *env, target_ulong newsp)
 {
     if (newsp) {
         env->regwptr[22] = newsp;
     }
+    /* syscall return for clone child: 0, and clear CF since
+     * this counts as a success return value.
+     */
     env->regwptr[0] = 0;
-    /* FIXME: Do we also need to clear CF?  */
-    /* XXXXX */
-    printf("HELPME: %s:%d\n", __FILE__, __LINE__);
+#if defined(TARGET_SPARC64) && !defined(TARGET_ABI32)
+    env->xcc &= ~PSR_CARRY;
+#else
+    env->psr &= ~PSR_CARRY;
+#endif
+}
+
+static inline void cpu_set_tls(CPUSPARCState *env, target_ulong newtls)
+{
+    env->gregs[7] = newtls;
 }
 
-/* TODO: need to implement cpu_set_tls() */
+static inline abi_ulong get_sp_from_cpustate(CPUSPARCState *state)
+{
+    return state->regwptr[WREG_SP];
+}
 
 #endif