Remove soft reg hack in the 68hc11 simulator

diff --git a/sim/m68hc11/ChangeLog b/sim/m68hc11/ChangeLog
index 89d6cfbc1ad9e48ffa0a59fa253776ac2d2c224c..646818c4a30e0eb1f1a01f3b07b1eb7940475c35 100644 (file)
--- a/sim/m68hc11/ChangeLog
+++ b/sim/m68hc11/ChangeLog
@@ -1,3 +1,10 @@
+2000-09-10  Stephane Carrez  <Stephane.Carrez@worldnet.fr>
+
+       * interp.c (sim_store_register): Remove soft register hack.
+       (sim_fetch_register): Likewise.
+       (sim_create_inferior): Likewise.
+       * sim-main.h: Likewise.
+
 2000-09-10  Stephane Carrez  <Stephane.Carrez@worldnet.fr>
 
        * interrupts.c (interrupts_update_pending): Clear the mask of

diff --git a/sim/m68hc11/interp.c b/sim/m68hc11/interp.c
index b004bc87bae8169cb8717fc9a3b70a8c85d7abf3..f9de86575ba753a2fbb9fec92969d5cbc5c63c86 100644 (file)
--- a/sim/m68hc11/interp.c
+++ b/sim/m68hc11/interp.c
@@ -325,32 +325,6 @@ sim_create_inferior (SIM_DESC sd, struct _bfd *abfd,
   /* reset all state information */
   sim_board_reset (sd);
 
-  /* Get information about the number of pseudo registers.  */
-  for (i = FIRST_SOFT_REGNUM; i <= ZD32_REGNUM; i++)
-    {
-      switch (i)
-       {
-       case TMP_REGNUM:
-         cpu->cpu_page0_reg[i - FIRST_SOFT_REGNUM] = 0;
-         break;
-       case Z_REGNUM:
-       case ZS_REGNUM:
-         cpu->cpu_page0_reg[i - FIRST_SOFT_REGNUM] = 2;
-         break;
-       case XY_REGNUM:
-         cpu->cpu_page0_reg[i - FIRST_SOFT_REGNUM] = 4;
-         break;
-       case FP_REGNUM:
-         cpu->cpu_page0_reg[i - FIRST_SOFT_REGNUM] = 6;
-         break;
-       default:
-         cpu->cpu_page0_reg[i - FIRST_SOFT_REGNUM]
-           = ((i - FIRST_SOFT_REGNUM) * 2) - 2;
-         break;
-       }
-    }
-  cpu->cpu_nb_pseudo_regs = 8;
-
   return SIM_RC_OK;
 }
 
@@ -403,21 +377,8 @@ sim_fetch_register (SIM_DESC sd, int rn, unsigned char *memory, int length)
       val = cpu_get_ccr (cpu);
       break;
 
-
-      /* Read a pseudo register. Pseudo registers are located at
-         beginning of page 0.  Each of them is 2 bytes.  */
     default:
-      if (rn < FIRST_SOFT_REGNUM || rn >= ZD32_REGNUM)
-       {
-         val = 0;
-       }
-      else
-       {
-         uint16 addr;
-
-         addr = cpu->cpu_page0_reg[rn - FIRST_SOFT_REGNUM];
-         val = memory_read16 (cpu, addr);
-       }
+      val = 0;
       break;
     }
   memory[0] = val >> 8;
@@ -471,16 +432,7 @@ sim_store_register (SIM_DESC sd, int rn, unsigned char *memory, int length)
       cpu_set_ccr (cpu, val);
       break;
 
-      /* Write a pseudo register.  Pseudo registers are located at
-         beginning of page 0.  Each of them is 2 bytes.  */
     default:
-      if (rn >= FIRST_SOFT_REGNUM && rn <= ZD32_REGNUM)
-       {
-         uint16 addr;
-
-         addr = cpu->cpu_page0_reg[rn - FIRST_SOFT_REGNUM];
-         memory_write16 (cpu, addr, val);
-       }
       break;
     }
 

diff --git a/sim/m68hc11/sim-main.h b/sim/m68hc11/sim-main.h
index 6ea3fab0dcaaebd27a1737a23354bb1b55867a05..6b2575c013e63771c2cf1b4f3d98e96864b4d564 100644 (file)
--- a/sim/m68hc11/sim-main.h
+++ b/sim/m68hc11/sim-main.h
@@ -75,15 +75,6 @@ enum m68hc11_map_level
 #define B_REGNUM        6
 #define PSW_REGNUM     7
 #define Z_REGNUM        8
-#define FP_REGNUM       9
-#define TMP_REGNUM     10
-#define ZS_REGNUM      11
-#define XY_REGNUM      12
-#define ZD1_REGNUM     13
-#define ZD32_REGNUM    (ZD1_REGNUM+31)
-
-#define FIRST_SOFT_REGNUM (Z_REGNUM)
-#define MAX_SOFT_REG      (ZD32_REGNUM - Z_REGNUM + 1)
 
 typedef struct m6811_regs {
     unsigned short      d;
@@ -186,8 +177,6 @@ struct _sim_cpu {
   int                   cpu_elf_start;
   
   uint16                cpu_insn_pc;
-  unsigned short       cpu_nb_pseudo_regs;
-  uint16                cpu_page0_reg[MAX_SOFT_REG];
 
   /* CPU frequency.  This is the quartz frequency.  It is divided by 4 to
      get the cycle time.  This is used for the timer rate and for the baud