* Removed all Id tags.

[cacao.git] / src / vm / jit / reg.c

diff --git a/src/vm/jit/reg.c b/src/vm/jit/reg.c
index 8454d355ac98aec1a182c51052bf412338b78c9a..699b362befc08de266cbc692e4cc69d680791719 100644 (file)
--- a/src/vm/jit/reg.c
+++ b/src/vm/jit/reg.c
@@ -1,6 +1,6 @@
 /* src/vm/jit/reg.c - register allocator setup
 
-   Copyright (C) 1996-2005, 2006 R. Grafl, A. Krall, C. Kruegel,
+   Copyright (C) 1996-2005, 2006, 2007 R. Grafl, A. Krall, C. Kruegel,
    C. Oates, R. Obermaisser, M. Platter, M. Probst, S. Ring,
    E. Steiner, C. Thalinger, D. Thuernbeck, P. Tomsich, C. Ullrich,
    J. Wenninger, Institut f. Computersprachen - TU Wien
@@ -22,18 +22,6 @@
    Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
    02110-1301, USA.
 
-   Contact: cacao@cacaojvm.org
-
-   Authors: Andreas Krall
-
-   Changes: Stefan Ring
-            Christian Thalinger
-            Christian Ullrich
-            Michael Starzinger
-            Edwin Steiner
-
-   $Id: reg.c 7456 2007-03-05 16:13:11Z tbfg $
-
 */
 
 
@@ -70,15 +58,6 @@ void reg_setup(jitdata *jd)
 
        /* setup the integer register table */
 
-#if defined(__ARM__)
-       /* On ARM longs can be split across argument regs and stack. This is
-        * signed by setting the HIGH_REG to INT_ARG_CNT in md_param_alloc().
-        * Here we make sure it resolves to a special dummy reg (REG_SPLIT). */
-       rd->argintregs = DMNEW(s4, INT_ARG_CNT + 1);
-       rd->argintregs[INT_ARG_CNT] = REG_SPLIT;
-#else
-       rd->argintregs = DMNEW(s4, INT_ARG_CNT);
-#endif
        rd->tmpintregs = DMNEW(s4, INT_TMP_CNT);
        rd->savintregs = DMNEW(s4, INT_SAV_CNT);
        rd->freeargintregs = DMNEW(s4, INT_ARG_CNT);
@@ -100,29 +79,11 @@ void reg_setup(jitdata *jd)
                case REG_TMP:
                        rd->tmpintregs[rd->tmpintreguse++] = i; 
                        break;
-               case REG_ARG:
-                       rd->argintregs[rd->argintreguse++] = i;
-                       break;
                }
        }
        assert(rd->savintreguse == INT_SAV_CNT);
        assert(rd->tmpintreguse == INT_TMP_CNT);
-       assert(rd->argintreguse == INT_ARG_CNT);
-
-#if defined(__X86_64__)
-       /* 
-        * on x86_64 the argument registers are not in ascending order 
-        * a00 (%rdi) <-> a03 (%rcx) and a01 (%rsi) <-> a02 (%rdx)
-        */
-       i = rd->argintregs[3];
-       rd->argintregs[3] = rd->argintregs[0];
-       rd->argintregs[0] = i;
-
-       i = rd->argintregs[2];
-       rd->argintregs[2] = rd->argintregs[1];
-       rd->argintregs[1] = i;
-#endif
-               
+
 #ifdef HAS_ADDRESS_REGISTER_FILE
        /* setup the address register table */
 
@@ -161,7 +122,6 @@ void reg_setup(jitdata *jd)
                
        /* setup the float register table */
 
-       rd->argfltregs = DMNEW(s4, FLT_ARG_CNT);
        rd->tmpfltregs = DMNEW(s4, FLT_TMP_CNT);
        rd->savfltregs = DMNEW(s4, FLT_SAV_CNT);
        rd->freeargfltregs = DMNEW(s4, FLT_ARG_CNT);
@@ -183,14 +143,10 @@ void reg_setup(jitdata *jd)
                case REG_TMP:
                        rd->tmpfltregs[rd->tmpfltreguse++] = i;
                        break;
-               case REG_ARG:
-                       rd->argfltregs[rd->argfltreguse++] = i;
-                       break;
                }
        }
        assert(rd->savfltreguse == FLT_SAV_CNT);
        assert(rd->tmpfltreguse == FLT_TMP_CNT);
-       assert(rd->argfltreguse == FLT_ARG_CNT);
 
 
        rd->freemem    = DMNEW(s4, m->maxstack);