* src/vm/jit/s390/codegen.c (codegen_emit): Replace some load/stores by a mvc.

diff --git a/src/vm/jit/s390/codegen.c b/src/vm/jit/s390/codegen.c
index a012bc6a75b0c9e9d7591e50c7cf453fbc6bfc01..46ff7adab7410d3919e07bd1a762fef967655cd6 100644 (file)
--- a/src/vm/jit/s390/codegen.c
+++ b/src/vm/jit/s390/codegen.c
@@ -22,7 +22,7 @@
    Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
    02110-1301, USA.
 
-   $Id: codegen.c 8123 2007-06-20 23:50:55Z michi $
+   $Id: codegen.c 8151 2007-06-27 20:08:30Z pm $
 
 */
 
@@ -289,11 +289,10 @@ bool codegen_emit(jitdata *jd)
                                                M_ILD(var->vv.regoff, REG_SP, cd->stackframesize * 4 + s1);
 
                                } else {                             /* stack arg -> spilled  */
-                                       M_ILD(REG_ITMP1, REG_SP, cd->stackframesize * 4 + s1);
-                                       M_IST(REG_ITMP1, REG_SP, var->vv.regoff);
                                        if (IS_2_WORD_TYPE(t)) {
-                                               M_ILD(REG_ITMP1, REG_SP, cd->stackframesize * 4 + s1 + 4);
-                                               M_IST(REG_ITMP1, REG_SP, var->vv.regoff + 4);
+                                               N_MVC(var->vv.regoff, 8, REG_SP, cd->stackframesize * 4 + s1, REG_SP);
+                                       } else {
+                                               N_MVC(var->vv.regoff, 4, REG_SP, cd->stackframesize * 4 + s1, REG_SP);
                                        }
                                }
                        }
@@ -321,13 +320,11 @@ bool codegen_emit(jitdata *jd)
 
                                } else {                             /* stack-arg -> spilled  */
                                        if (IS_2_WORD_TYPE(t)) {
-                                               M_DLD(REG_FTMP1, REG_SP, cd->stackframesize * 4 + s1);
-                                               M_DST(REG_FTMP1, REG_SP, var->vv.regoff);
+                                               N_MVC(var->vv.regoff, 8, REG_SP, cd->stackframesize * 4 + s1, REG_SP);
                                                var->vv.regoff = cd->stackframesize * 4 + s1;
 
                                        } else {
-                                               M_FLD(REG_FTMP1, REG_SP, cd->stackframesize * 4 + s1);
-                                               M_FST(REG_FTMP1, REG_SP, var->vv.regoff);
+                                               N_MVC(var->vv.regoff, 4, REG_SP, cd->stackframesize * 4 + s1, REG_SP);
                                        }
                                }
                        }