diff options
Diffstat (limited to 'sim/m68hc11/gencode.c')
| -rw-r--r-- | sim/m68hc11/gencode.c | 37 |
1 files changed, 24 insertions, 13 deletions
diff --git a/sim/m68hc11/gencode.c b/sim/m68hc11/gencode.c index 8c32e3e1649..c602656a659 100644 --- a/sim/m68hc11/gencode.c +++ b/sim/m68hc11/gencode.c @@ -1,6 +1,6 @@ /* gencode.c -- Motorola 68HC11 & 68HC12 Emulator Generator - Copyright 1999, 2000, 2001 Free Software Foundation, Inc. - Written by Stephane Carrez (stcarrez@worldnet.fr) + Copyright 1999, 2000, 2001, 2002 Free Software Foundation, Inc. + Written by Stephane Carrez (stcarrez@nerim.fr) This file is part of GDB, GAS, and the GNU binutils. @@ -284,6 +284,7 @@ cpu_set_ccr_Z (proc, dst16 == 0);\n\ /* 68HC12 special instructions. */ { "bgnd", "cpu_special (proc, M6812_BGND)" }, { "call8", "cpu_special (proc, M6812_CALL)" }, + { "call_ind", "cpu_special (proc, M6812_CALL_INDIRECT)" }, { "dbcc8", "cpu_dbcc (proc)" }, { "ediv", "cpu_special (proc, M6812_EDIV)" }, { "emul", "{ uint32 src1 = (uint32) cpu_get_d (proc);\ @@ -384,7 +385,7 @@ struct m6811_opcode_def m6811_page1_opcodes[] = { { "page3", 0, "page3", 1, 0x1a, 0, 0, CHG_NONE }, /* After 'daa', the Z flag is undefined. Mark it as changed. */ - { "daa", "a->a", "daa8", 1, 0x19, 2, 2, CHG_NZVC }, + { "daa", "", "daa8", 1, 0x19, 2, 2, CHG_NZVC }, { "aba", "b,a->a", "add8", 1, 0x1b, 2, 2, CHG_HNZVC}, { "bset", "(x),#->(x)","or8", 3, 0x1c, 7, 7, CLR_V_CHG_NZ }, { "bclr", "(x),#->(x)","bclr8", 3, 0x1d, 7, 7, CLR_V_CHG_NZ }, @@ -821,8 +822,8 @@ struct m6811_opcode_def m6812_page1_opcodes[] = { { "bvc", "r", 0, 2, 0x28, 1, 3, CHG_NONE }, { "bvs", "r", 0, 2, 0x29, 1, 3, CHG_NONE }, - { "call", "()", "call8", 4, 0x4a, 8, 8, CHG_NONE }, - { "call", "[]", "call8", 2, 0x4b, 8, 8, CHG_NONE }, + { "call", "", "call8", 4, 0x4a, 8, 8, CHG_NONE }, + { "call", "", "call_ind",2, 0x4b, 8, 8, CHG_NONE }, { "clr", "->()", "clr8", 3, 0x79, 3, 3, SET_Z_CLR_NVC }, { "clr", "->[]", "clr8", 2, 0x69, 2, 2, SET_Z_CLR_NVC }, @@ -1977,8 +1978,11 @@ gen_cycle_table (FILE *fp, const char *name, print (fp, 0, "};\n\n"); } +#define USE_SRC8 1 +#define USE_DST8 2 + void -gen_function_entry (FILE *fp, const char *name) +gen_function_entry (FILE *fp, const char *name, int locals) { /* Generate interpretor entry point. */ print (fp, 0, "%s (proc)\n", name); @@ -1988,7 +1992,10 @@ gen_function_entry (FILE *fp, const char *name) /* Interpretor local variables. */ print (fp, indent_level, "unsigned char op;"); print (fp, indent_level, "uint16 addr, src16, dst16;"); - print (fp, indent_level, "uint8 src8, dst8;\n"); + if (locals & USE_SRC8) + print (fp, indent_level, "uint8 src8;\n"); + if (locals & USE_DST8) + print (fp, indent_level, "uint8 dst8;\n"); } void @@ -2050,14 +2057,14 @@ gen_interpreter (FILE *fp) gen_cycle_table (fp, "cycles_page4", m6811_page4_opcodes, TABLE_SIZE (m6811_page4_opcodes)); - gen_function_entry (fp, "static void\ncpu_page3_interp"); + gen_function_entry (fp, "static void\ncpu_page3_interp", 0); gen_interpreter_for_table (fp, indent_level, m6811_page3_opcodes, TABLE_SIZE(m6811_page3_opcodes), "cycles_page3"); gen_function_close (fp); - gen_function_entry (fp, "static void\ncpu_page4_interp"); + gen_function_entry (fp, "static void\ncpu_page4_interp", 0); gen_interpreter_for_table (fp, indent_level, m6811_page4_opcodes, TABLE_SIZE(m6811_page4_opcodes), @@ -2065,7 +2072,8 @@ gen_interpreter (FILE *fp) gen_function_close (fp); /* Generate the page 2, 3 and 4 handlers. */ - gen_function_entry (fp, "static void\ncpu_page2_interp"); + gen_function_entry (fp, "static void\ncpu_page2_interp", + USE_SRC8 | USE_DST8); gen_interpreter_for_table (fp, indent_level, m6811_page2_opcodes, TABLE_SIZE(m6811_page2_opcodes), @@ -2073,7 +2081,8 @@ gen_interpreter (FILE *fp) gen_function_close (fp); /* Generate the interpretor entry point. */ - gen_function_entry (fp, "void\ncpu_interp_m6811"); + gen_function_entry (fp, "void\ncpu_interp_m6811", + USE_SRC8 | USE_DST8); gen_interpreter_for_table (fp, indent_level, m6811_page1_opcodes, TABLE_SIZE(m6811_page1_opcodes), @@ -2087,7 +2096,8 @@ gen_interpreter (FILE *fp) gen_cycle_table (fp, "cycles_page2", m6812_page2_opcodes, TABLE_SIZE (m6812_page2_opcodes)); - gen_function_entry (fp, "static void\ncpu_page2_interp"); + gen_function_entry (fp, "static void\ncpu_page2_interp", + USE_SRC8 | USE_DST8); gen_interpreter_for_table (fp, indent_level, m6812_page2_opcodes, TABLE_SIZE(m6812_page2_opcodes), @@ -2095,7 +2105,8 @@ gen_interpreter (FILE *fp) gen_function_close (fp); /* Generate the interpretor entry point. */ - gen_function_entry (fp, "void\ncpu_interp_m6812"); + gen_function_entry (fp, "void\ncpu_interp_m6812", + USE_SRC8 | USE_DST8); gen_interpreter_for_table (fp, indent_level, m6812_page1_opcodes, TABLE_SIZE(m6812_page1_opcodes), |