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Incorrect test for zero-r0 code gen.

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This commit is contained in:
Andrew Cagney
1997-05-23 02:01:04 +00:00
parent 8167e102a5
commit b526378484
2 changed files with 12 additions and 2 deletions
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10
sim/igen/ChangeLog
View File

@@ -1,3 +1,13 @@
Fri May 23 12:01:08 1997 Andrew Cagney <cagney@b1.cygnus.com>
* gen-semantics.c (print_semantic_body): Incorrect test for
zero-r0 code.
Fri May 16 14:32:31 1997 Andrew Cagney <cagney@b1.cygnus.com>
* gen-semantics.c (print_semantic_body): Use common sim-engine
interface.
Fri May 16 11:48:30 1997 Andrew Cagney <cagney@b1.cygnus.com>
* gen-semantics.c (print_semantic_body): Add code to clear r0.

4
sim/igen/gen-semantics.c
View File

@@ -176,7 +176,7 @@ print_semantic_body(lf *file,
/* Architecture expects r0 to be zero. Instead of having to check
every read to see if it is refering to r0 just zap the r0
register */
if ((code & generate_with_semantic_delayed_branch))
if ((code & generate_with_zero_r0))
{
lf_printf (file, "\n");
lf_printf (file, "GPR(0) = 0;\n");
@@ -201,7 +201,7 @@ print_semantic_body(lf *file,
else {
/* abort so it is implemented now */
table_entry_print_cpp_line_nr(file, instruction->file_entry);
lf_printf(file, "engine_error (SD, CPU, cia, \"%s:%d:0x%%08lx:%%s unimplemented\\n\",\n",
lf_printf(file, "sim_engine_abort (SD, CPU, cia, \"%s:%d:0x%%08lx:%%s unimplemented\\n\",\n",
filter_filename(instruction->file_entry->file_name),
instruction->file_entry->line_nr);
if ((code & generate_with_semantic_delayed_branch))