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fix for perc = itof (perc_val) / (100 / itof (size));

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ie, better detection of function calls in binary expressions
This commit is contained in:
Bill Currie 2004-01-31 04:11:45 +00:00
parent 718c708cec
commit f05be31cae
1 changed files with 27 additions and 27 deletions
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54
tools/qfcc/source/expr.c
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@ -1321,6 +1321,32 @@ check_precedence (int op, expr_t *e1, expr_t *e2)
return 0;
}
static int
has_function_call (expr_t *e)
{
switch (e->type) {
case ex_bool:
return has_function_call (e->e.bool.e);
case ex_block:
if (e->e.block.is_call)
return 1;
for (e = e->e.block.head; e; e = e->next)
if (has_function_call (e))
return 1;
return 0;
case ex_expr:
if (e->e.expr.op == 'c')
return 1;
return (has_function_call (e->e.expr.e1)
|| has_function_call (e->e.expr.e2));
case ex_uexpr:
if (e->e.expr.op != 'g')
return has_function_call (e->e.expr.e1);
default:
return 0;
}
}
expr_t *
binary_expr (int op, expr_t *e1, expr_t *e2)
{
@ -1336,7 +1362,7 @@ binary_expr (int op, expr_t *e1, expr_t *e2)
convert_name (e1);
if (e1->type == ex_block && e1->e.block.is_call
&& e2->type == ex_block && e2->e.block.is_call && e1->e.block.result) {
&& has_function_call (e2) && e1->e.block.result) {
e = new_temp_def_expr (get_type (e1->e.block.result));
inc_users (e); // for the block itself
e1 = assign_expr (e, e1);
@ -1740,32 +1766,6 @@ bitnot_expr:
abort ();
}
static int
has_function_call (expr_t *e)
{
switch (e->type) {
case ex_bool:
return has_function_call (e->e.bool.e);
case ex_block:
if (e->e.block.is_call)
return 1;
for (e = e->e.block.head; e; e = e->next)
if (has_function_call (e))
return 1;
return 0;
case ex_expr:
if (e->e.expr.op == 'c')
return 1;
return (has_function_call (e->e.expr.e1)
|| has_function_call (e->e.expr.e2));
case ex_uexpr:
if (e->e.expr.op != 'g')
return has_function_call (e->e.expr.e1);
default:
return 0;
}
}
expr_t *
function_expr (expr_t *e1, expr_t *e2)
{