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do not use struct function pointers elsewhere, use them only in case

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when polymorphysm needed
This commit is contained in:
nnosov
2020-02-03 15:04:09 +04:00
parent b79db14d0c
commit 810ce7519d
15 changed files with 609 additions and 749 deletions
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framework/dwarf_utils.cpp
+6 -6
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@@ -32,10 +32,10 @@ bool handle_location(pst_context* ctx, Dwarf_Attribute* attr, pst_dwarf_expr* lo
if(dwarf_hasform(attr, DW_FORM_exprloc)) {
// Location expression (exprloc class of location in DWARF terms)
if(dwarf_getlocation(attr, &expr, &exprlen) == 0) {
loc->setup(loc, expr, exprlen);
pst_dwarf_expr_setup(loc, expr, exprlen);
ctx->print_expr(ctx, expr, exprlen, attr);
ret = stack.calc(&stack, expr, exprlen, attr, fun);
stack.get_value(&stack, &loc->value);
ret = pst_dwarf_stack_calc(&stack, expr, exprlen, attr, fun);
pst_dwarf_stack_get_value(&stack, &loc->value);
}
} else if(dwarf_hasform(attr, DW_FORM_sec_offset)) {
// Location list (loclist class of location in DWARF terms)
@@ -46,10 +46,10 @@ bool handle_location(pst_context* ctx, Dwarf_Attribute* attr, pst_dwarf_expr* lo
for(int i = 0; (off = dwarf_getlocations (attr, off, &base, &start, &end, &expr, &exprlen)) > 0; ++i) {
ctx->print_expr(ctx, expr, exprlen, attr);
if(offset >= start && offset <= end) {
loc->setup(loc, expr, exprlen);
pst_dwarf_expr_setup(loc, expr, exprlen);
// actual location, try to calculate Location expression
ret = stack.calc(&stack, expr, exprlen, attr, fun);
stack.get_value(&stack, &loc->value);
ret = pst_dwarf_stack_calc(&stack, expr, exprlen, attr, fun);
pst_dwarf_stack_get_value(&stack, &loc->value);
} else {
// Location skipped due to don't match current PC offset
pst_log(SEVERITY_DEBUG, "Skip Location list expression: [%d] (low_offset: 0x%" PRIx64 ", high_offset: 0x%" PRIx64 "), \"%s\"", i, start, end, ctx->buff);