sravan/system76-coreboot
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

- Factoring of auto.c

Browse Source 
- Implementation of fallback/normal support for the amd solo board
- Minor bugfix in romcc


git-svn-id: svn://svn.coreboot.org/coreboot/trunk@867 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1
This commit is contained in:
Eric Biederman
2003-06-11 21:55:00 +00:00
parent c927b022c2
commit 05f26fcb57
13 changed files with 1822 additions and 1629 deletions
Download Patch File Download Diff File Expand all files Collapse all files

63
util/romcc/romcc.c
View File

@@ -17,6 +17,8 @@
#define DEBUG_SCC 0
#define DEBUG_CONSISTENCY 1
#warning "FIXME boundary cases with small types in larger registers"
/* Control flow graph of a loop without goto.
*
* AAA
@@ -737,6 +739,7 @@ struct hash_entry {
#define HASH_TABLE_SIZE 2048
struct compile_state {
const char *label_prefix;
const char *ofilename;
FILE *output;
struct triple *vars;
@@ -9806,28 +9809,6 @@ static int tdominates(struct compile_state *state,
return result;
}
static int tdistance(struct compile_state *state,
struct triple *dom, struct triple *sub)
{
int count;
struct block *bdom, *bsub;
if (!tdominates(state, dom, sub)) {
internal_error(state, 0, "dom does not dom sub");
}
bdom = block_of_triple(state, dom);
bsub = block_of_triple(state, sub);
count = 0;
for(; bsub != bdom; (bsub = bsub->idom), sub = bsub->last) {
for(; sub != bsub->first; sub = sub->prev) {
count++;
}
}
for(; sub != dom; sub = sub->prev) {
count++;
}
return count;
}
static void insert_phi_operations(struct compile_state *state)
{
size_t size;
@@ -9864,6 +9845,9 @@ static void insert_phi_operations(struct compile_state *state)
if (!block) {
warning(state, user->member, "dead code");
}
if (work[block->vertex] >= iter) {
continue;
}
work[block->vertex] = iter;
*work_list_tail = block;
block->work_next = 0;
@@ -9897,7 +9881,7 @@ static void insert_phi_operations(struct compile_state *state)
front->last = front->first->next;
}
has_already[front->vertex] = iter;
/* If necessary plan to visit the basic block */
if (work[front->vertex] >= iter) {
continue;
@@ -11972,6 +11956,7 @@ static int coalesce_live_ranges(
}
}
next:
;
}
return coalesced;
}
@@ -12220,6 +12205,7 @@ static struct triple *least_conflict(struct compile_state *state,
}
do_triple_set(&conflict->live, set->member, set->new);
next:
;
}
}
return ins;
@@ -12325,6 +12311,7 @@ static struct triple *split_constrained_range(struct compile_state *state,
constrained_size = size;
}
next:
;
}
if (constrained) {
new = post_copy(state, constrained);
@@ -14021,6 +14008,10 @@ static void optimize(struct compile_state *state)
/* Transform the code to ssa form */
transform_to_ssa_form(state);
verify_consistency(state);
if (state->debug & DEBUG_CODE_ELIMINATION) {
fprintf(stdout, "After transform_to_ssa_form\n");
print_blocks(state, stdout);
}
/* Do strength reduction and simple constant optimizations */
if (state->optimize >= 1) {
simplify_all(state);
@@ -15554,7 +15545,8 @@ static void print_const_val(
(long_t)(ins->u.cval));
break;
case OP_ADDRCONST:
fprintf(fp, " $L%lu+%lu ",
fprintf(fp, " $L%s%lu+%lu ",
state->label_prefix,
MISC(ins, 0)->u.cval,
ins->u.cval);
break;
@@ -16017,8 +16009,10 @@ static void print_op_branch(struct compile_state *state,
}
}
fprintf(fp, "\t%s L%lu\n",
bop, TARG(branch, 0)->u.cval);
fprintf(fp, "\t%s L%s%lu\n",
bop,
state->label_prefix,
TARG(branch, 0)->u.cval);
}
static void print_op_set(struct compile_state *state,
@@ -16128,7 +16122,7 @@ static void print_sdecl(struct compile_state *state,
{
fprintf(fp, ".section \"" DATA_SECTION "\"\n");
fprintf(fp, ".balign %d\n", align_of(state, ins->type));
fprintf(fp, "L%lu:\n", ins->u.cval);
fprintf(fp, "L%s%lu:\n", state->label_prefix, ins->u.cval);
print_const(state, MISC(ins, 0), fp);
fprintf(fp, ".section \"" TEXT_SECTION "\"\n");
@@ -16219,7 +16213,7 @@ static void print_instruction(struct compile_state *state,
if (!ins->use) {
return;
}
fprintf(fp, "L%lu:\n", ins->u.cval);
fprintf(fp, "L%s%lu:\n", state->label_prefix, ins->u.cval);
break;
/* Ignore OP_PIECE */
case OP_PIECE:
@@ -16299,7 +16293,7 @@ static void print_tokens(struct compile_state *state)
}
static void compile(const char *filename, const char *ofilename,
int cpu, int debug, int opt)
int cpu, int debug, int opt, const char *label_prefix)
{
int i;
struct compile_state state;
@@ -16320,6 +16314,8 @@ static void compile(const char *filename, const char *ofilename,
error(&state, 0, "Cannot open output file %s\n",
ofilename);
}
/* Remember the label prefix */
state.label_prefix = label_prefix;
/* Prep the preprocessor */
state.if_depth = 0;
state.if_value = 0;
@@ -16380,11 +16376,13 @@ int main(int argc, char **argv)
{
const char *filename;
const char *ofilename;
const char *label_prefix;
int cpu;
int last_argc;
int debug;
int optimize;
cpu = CPU_DEFAULT;
label_prefix = "";
ofilename = "auto.inc";
optimize = 0;
debug = 0;
@@ -16396,6 +16394,11 @@ int main(int argc, char **argv)
argv++;
argc--;
}
else if (strncmp(argv[1], "--label-prefix=", 15) == 0) {
label_prefix= argv[1] + 15;
argv++;
argc--;
}
else if ((strcmp(argv[1],"-O") == 0) ||
(strcmp(argv[1], "-O1") == 0)) {
optimize = 1;
@@ -16426,7 +16429,7 @@ int main(int argc, char **argv)
arg_error("Wrong argument count %d\n", argc);
}
filename = argv[1];
compile(filename, ofilename, cpu, debug, optimize);
compile(filename, ofilename, cpu, debug, optimize, label_prefix);
return 0;
}