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Typo & cleanup

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This commit is contained in:
Xinchen Hui
2016-05-27 16:17:07 +08:00
parent 42be298b30
commit da511f255a
2 changed files with 8 additions and 5 deletions
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ext/opcache/Optimizer/zend_ssa.c
+7 -4
View File
@@ -159,7 +159,7 @@ static inline uint32_t mask_for_type_check(uint32_t type) {
/* We can interpret $a + 5 == 0 as $a = 0 - 5, i.e. shift the adjustment to the other operand.
* This negated adjustment is what is written into the "adjustment" parameter. */
static int find_adjusted_tmp_var(const zend_op_array *op_array, uint32_t build_flags, zend_op *opline, uint32_t var_num, zend_long *adjustment)
static int find_adjusted_tmp_var(const zend_op_array *op_array, uint32_t build_flags, zend_op *opline, uint32_t var_num, zend_long *adjustment) /* {{{ */
{
zend_op *op = opline;
while (op != op_array->opcodes) {
@@ -204,6 +204,7 @@ static int find_adjusted_tmp_var(const zend_op_array *op_array, uint32_t build_f
}
return -1;
}
/* }}} */
static inline zend_bool add_will_overflow(zend_long a, zend_long b) {
return (b > 0 && a > ZEND_LONG_MAX - b)
@@ -220,7 +221,7 @@ static inline zend_bool sub_will_overflow(zend_long a, zend_long b) {
*/
static void place_essa_pis(
zend_arena **arena, const zend_op_array *op_array, uint32_t build_flags, zend_ssa *ssa,
zend_dfg *dfg) {
zend_dfg *dfg) /* {{{ */ {
zend_basic_block *blocks = ssa->cfg.blocks;
int j, blocks_count = ssa->cfg.blocks_count;
for (j = 0; j < blocks_count; j++) {
@@ -485,6 +486,7 @@ static void place_essa_pis(
}
}
}
/* }}} */
static int zend_ssa_rename(const zend_op_array *op_array, uint32_t build_flags, zend_ssa *ssa, int *var, int n) /* {{{ */
{
@@ -930,7 +932,7 @@ int zend_build_ssa(zend_arena **arena, const zend_op_array *op_array, uint32_t b
/* SSA construction, Step 3: Renaming */
ssa->ops = zend_arena_calloc(arena, op_array->last, sizeof(zend_ssa_op));
memset(ssa->ops, 0xff, op_array->last * sizeof(zend_ssa_op));
memset(var, 0xff, (op_array->last_var + op_array->T) * sizeof(int));
memset(var + op_array->last_var, 0xff, op_array->T * sizeof(int));
/* Create uninitialized SSA variables for each CV */
for (j = 0; j < op_array->last_var; j++) {
var[j] = j;
@@ -1050,7 +1052,7 @@ int zend_ssa_compute_use_def_chains(zend_arena **arena, const zend_op_array *op_
}
/* }}} */
int zend_ssa_unlink_use_chain(zend_ssa *ssa, int op, int var)
int zend_ssa_unlink_use_chain(zend_ssa *ssa, int op, int var) /* {{{ */
{
if (ssa->vars[var].use_chain == op) {
ssa->vars[var].use_chain = zend_ssa_next_use(ssa->ops, var, op);
@@ -1089,6 +1091,7 @@ int zend_ssa_unlink_use_chain(zend_ssa *ssa, int op, int var)
return 0;
}
}
/* }}} */
/*
* Local variables:
ext/opcache/Optimizer/zend_ssa.h
+1 -1
View File
@@ -43,7 +43,7 @@ typedef struct _zend_ssa_pi_constraint {
int min_var;
int max_var;
int min_ssa_var; /* ((min_var>0) ? MIN(ssa_var) : 0) + range.min */
int max_ssa_var; /* ((man_var>0) ? MAX(ssa_var) : 0) + range.man */
int max_ssa_var; /* ((max_var>0) ? MAX(ssa_var) : 0) + range.max */
zend_ssa_negative_lat negative;
uint32_t type_mask; /* If -1 this is a range constraint */
} zend_ssa_pi_constraint;