util/romcc: remove dead assignments
Change-Id: Iab6fe065faeacfca3b41eb5bae1075dcfb1a2b05 Signed-off-by: Patrick Georgi <pgeorgi@chromium.org> Found-by: scan-build (clang 3.8) Reviewed-on: https://review.coreboot.org/18021 Tested-by: build bot (Jenkins) Reviewed-by: Martin Roth <martinroth@google.com>
This commit is contained in:
Patrick Georgi
Patrick Georgi
parent
e7724f1e1a
commit
37935573bf
|
|
@ -5401,7 +5401,7 @@ static void preprocess(struct compile_state *state, struct token *current_token)
|
|||
}
|
||||
|
||||
/* Remember the start of the macro body */
|
||||
tok = raw_peek(state);
|
||||
raw_peek(state);
|
||||
mend = mstart = get_token(state, 1)->pos;
|
||||
|
||||
/* Find the end of the macro */
|
||||
|
|
@ -5467,7 +5467,6 @@ static void preprocess(struct compile_state *state, struct token *current_token)
|
|||
{
|
||||
char *name;
|
||||
int local;
|
||||
local = 0;
|
||||
name = 0;
|
||||
|
||||
pp_eat(state, TOK_MINCLUDE);
|
||||
|
|
@ -5871,7 +5870,6 @@ static void name_of(FILE *fp, struct type *type)
|
|||
static size_t align_of(struct compile_state *state, struct type *type)
|
||||
{
|
||||
size_t align;
|
||||
align = 0;
|
||||
switch(type->type & TYPE_MASK) {
|
||||
case TYPE_VOID:
|
||||
align = 1;
|
||||
|
|
@ -5927,7 +5925,6 @@ static size_t align_of(struct compile_state *state, struct type *type)
|
|||
static size_t reg_align_of(struct compile_state *state, struct type *type)
|
||||
{
|
||||
size_t align;
|
||||
align = 0;
|
||||
switch(type->type & TYPE_MASK) {
|
||||
case TYPE_VOID:
|
||||
align = 1;
|
||||
|
|
@ -6032,7 +6029,6 @@ static size_t reg_needed_padding(struct compile_state *state,
|
|||
static size_t size_of(struct compile_state *state, struct type *type)
|
||||
{
|
||||
size_t size;
|
||||
size = 0;
|
||||
switch(type->type & TYPE_MASK) {
|
||||
case TYPE_VOID:
|
||||
size = 0;
|
||||
|
|
@ -6118,7 +6114,6 @@ static size_t size_of(struct compile_state *state, struct type *type)
|
|||
static size_t reg_size_of(struct compile_state *state, struct type *type)
|
||||
{
|
||||
size_t size;
|
||||
size = 0;
|
||||
switch(type->type & TYPE_MASK) {
|
||||
case TYPE_VOID:
|
||||
size = 0;
|
||||
|
|
@ -6368,7 +6363,6 @@ static size_t index_offset(struct compile_state *state,
|
|||
i = 0;
|
||||
while(member && ((member->type & TYPE_MASK) == TYPE_OVERLAP)) {
|
||||
if (i == index) {
|
||||
member = member->left;
|
||||
break;
|
||||
}
|
||||
i++;
|
||||
|
|
@ -6421,7 +6415,6 @@ static size_t index_reg_offset(struct compile_state *state,
|
|||
i = 0;
|
||||
while(member && ((member->type & TYPE_MASK) == TYPE_OVERLAP)) {
|
||||
if (i == index) {
|
||||
member = member->left;
|
||||
break;
|
||||
}
|
||||
i++;
|
||||
|
|
@ -9165,7 +9158,6 @@ static void decompose_compound_types(struct compile_state *state)
|
|||
{
|
||||
struct triple *ins, *next, *first;
|
||||
first = state->first;
|
||||
ins = first;
|
||||
|
||||
/* Pass one expand compound values into pseudo registers.
|
||||
*/
|
||||
|
|
@ -10535,9 +10527,9 @@ static void register_builtin_function(struct compile_state *state,
|
|||
if ((rtype->type & TYPE_MASK) != TYPE_VOID) {
|
||||
work = write_expr(state, deref_index(state, result, 1), work);
|
||||
}
|
||||
work = flatten(state, first, work);
|
||||
flatten(state, first, work);
|
||||
flatten(state, first, label(state));
|
||||
ret = flatten(state, first, ret);
|
||||
flatten(state, first, ret);
|
||||
name_len = strlen(name);
|
||||
ident = lookup(state, name, name_len);
|
||||
ftype->type_ident = ident;
|
||||
|
|
@ -13373,7 +13365,7 @@ static struct triple *function_definition(
|
|||
|
||||
/* Add in the return instruction */
|
||||
ret = triple(state, OP_RET, &void_type, read_expr(state, retvar), 0);
|
||||
ret = flatten(state, first, ret);
|
||||
flatten(state, first, ret);
|
||||
|
||||
/* Walk through the parameters and create symbol table entries
|
||||
* for them.
|
||||
|
|
@ -14050,7 +14042,7 @@ static int lookup_closure_index(struct compile_state *state,
|
|||
{
|
||||
struct triple *first, *ins, *next;
|
||||
first = RHS(me, 0);
|
||||
ins = next = first;
|
||||
next = first;
|
||||
do {
|
||||
struct triple *result;
|
||||
struct triple *index0, *index1, *index2, *read, *write;
|
||||
|
|
@ -14070,7 +14062,6 @@ static int lookup_closure_index(struct compile_state *state,
|
|||
(result->id & TRIPLE_FLAG_LOCAL)) {
|
||||
continue;
|
||||
}
|
||||
index0 = ins->next->next;
|
||||
/* The pattern is:
|
||||
* 0 index result < 0 >
|
||||
* 1 index 0 < ? >
|
||||
|
|
@ -14578,7 +14569,6 @@ static int do_inline(struct compile_state *state, struct triple *func)
|
|||
}
|
||||
break;
|
||||
default:
|
||||
do_inline = 0;
|
||||
internal_error(state, 0, "Unimplemented inline policy");
|
||||
break;
|
||||
}
|
||||
|
|
@ -14606,7 +14596,7 @@ static void inline_function(struct compile_state *state, struct triple *me, void
|
|||
}
|
||||
|
||||
first = RHS(me, 0);
|
||||
ptr = next = first;
|
||||
next = first;
|
||||
do {
|
||||
struct triple *func, *prev;
|
||||
ptr = next;
|
||||
|
|
@ -14641,7 +14631,7 @@ static void inline_function(struct compile_state *state, struct triple *me, void
|
|||
next = prev->next;
|
||||
} while (next != first);
|
||||
|
||||
ptr = next = first;
|
||||
next = first;
|
||||
do {
|
||||
struct triple *prev, *func;
|
||||
ptr = next;
|
||||
|
|
@ -18048,7 +18038,7 @@ static void insert_mandatory_copies(struct compile_state *state)
|
|||
|
||||
reg = REG_UNSET;
|
||||
regcm = arch_type_to_regcm(state, ins->type);
|
||||
do_post_copy = do_pre_copy = 0;
|
||||
do_pre_copy = 0;
|
||||
|
||||
/* Walk through the uses of ins and check for conflicts */
|
||||
for(entry = ins->use; entry; entry = next) {
|
||||
|
|
@ -21914,7 +21904,6 @@ static int arch_encode_flag(struct arch_state *arch, const char *flag)
|
|||
int act;
|
||||
|
||||
act = 1;
|
||||
result = -1;
|
||||
if (strncmp(flag, "no-", 3) == 0) {
|
||||
flag += 3;
|
||||
act = 0;
|
||||
|
|
@ -22392,7 +22381,6 @@ static unsigned arch_type_to_regcm(struct compile_state *state, struct type *typ
|
|||
#warning "FIXME force types smaller (if legal) before I get here"
|
||||
#endif
|
||||
unsigned mask;
|
||||
mask = 0;
|
||||
switch(type->type & TYPE_MASK) {
|
||||
case TYPE_ARRAY:
|
||||
case TYPE_VOID:
|
||||
|
|
@ -23881,7 +23869,6 @@ static long get_mask_pool_ref(
|
|||
ref = 2;
|
||||
}
|
||||
else {
|
||||
ref = 0;
|
||||
internal_error(state, ins, "unhandled mask value");
|
||||
}
|
||||
return ref;
|
||||
|
|
@ -23952,7 +23939,6 @@ static void print_op_in(struct compile_state *state, struct triple *ins, FILE *f
|
|||
const char *op;
|
||||
int mask;
|
||||
int dreg;
|
||||
mask = 0;
|
||||
switch(ins->op) {
|
||||
case OP_INB: op = "inb", mask = REGCM_GPR8_LO; break;
|
||||
case OP_INW: op = "inw", mask = REGCM_GPR16; break;
|
||||
|
|
@ -23990,7 +23976,6 @@ static void print_op_out(struct compile_state *state, struct triple *ins, FILE *
|
|||
const char *op;
|
||||
int mask;
|
||||
int lreg;
|
||||
mask = 0;
|
||||
switch(ins->op) {
|
||||
case OP_OUTB: op = "outb", mask = REGCM_GPR8_LO; break;
|
||||
case OP_OUTW: op = "outw", mask = REGCM_GPR16; break;
|
||||
|
|
@ -24569,7 +24554,6 @@ static void print_op_branch(struct compile_state *state,
|
|||
#if DEBUG_ROMCC_WARNINGS
|
||||
#warning "FIXME I have observed instructions between the test and branch instructions"
|
||||
#endif
|
||||
ptr = RHS(branch, 0);
|
||||
for(ptr = RHS(branch, 0)->next; ptr != branch; ptr = ptr->next) {
|
||||
if (ptr->op != OP_COPY) {
|
||||
internal_error(state, branch, "branch does not follow test");
|
||||
|
|
|
|||
Loading…
Reference in New Issue