sim: h8300: move unused/buggy lregs array

This array isn't used anywhere, and the init phase actually corrupts
some memory because the array has 18 elements but tries to set the
19th (ZERO) position.

diff --git a/sim/h8300/ChangeLog b/sim/h8300/ChangeLog
index b4ad754adfa6bcbf47db38db38c5ede669cdd662..b293b29031cb7a6c8b1f5ebdc7c90feefabe0b7e 100644 (file)
--- a/sim/h8300/ChangeLog
+++ b/sim/h8300/ChangeLog
@@ -1,3 +1,8 @@
+2015-12-30  Mike Frysinger  <vapier@gentoo.org>
+
+       * compile.c (lreg): Delete.
+       (init_pointers): Delete lreg assignments.
+
 2015-12-30  Mike Frysinger  <vapier@gentoo.org>
 
        * inst.h: Delete file.

diff --git a/sim/h8300/compile.c b/sim/h8300/compile.c
index bc91725b699a164929e69b32a9787bf6e26d7b5a..beb2ab6b808b35b9e69b7d2f84d0b1e259fb7ee7 100644 (file)
--- a/sim/h8300/compile.c
+++ b/sim/h8300/compile.c
@@ -1251,7 +1251,6 @@ compile (SIM_DESC sd, int pc)
 
 static unsigned char  *breg[32];
 static unsigned short *wreg[16];
-static unsigned int   *lreg[18];
 
 #define GET_B_REG(X)     *(breg[X])
 #define SET_B_REG(X, Y) (*(breg[X])) = (Y)
@@ -1828,11 +1827,8 @@ init_pointers (SIM_DESC sd)
            sim_io_printf (sd, "init_pointers: internal error.\n");
 
          h8_set_reg (sd, i, 0);
-         lreg[i] = h8_get_reg_buf (sd) + i;
        }
 
-      /* Note: sim uses pseudo-register ZERO as a zero register.  */
-      lreg[ZERO_REGNUM] = h8_get_reg_buf (sd) + ZERO_REGNUM;
       init_pointers_needed = 0;
 
       /* Initialize the seg registers.  */