有这样一段文本: pin (CLKA) {\n timing {\n related_pin : CLKB;\n timing_type :hold;\n when :”!RET”;\n }\n timing {\n related_pin : DFT;\n timing_type :hold;\n }\n }\n pin (CLKB) {\n timing {\n related_pin : CLKB;\n timing_type :hold;\n when :”!RET”;\n }\n }\n 用perl 动态哈希存储pin紧跟括号里的字符,以及不同timing里的related pin、when 及timing_type的信息 请注意when不是所有timing都包含,每个related pin 、timing type可能都不一样,输出格式为: define_arc \ -type hold \ -pin CLKA pin_dir R \ -related_pin ClKB \ -when !RET \
时间: 2023-06-30 19:09:49 浏览: 55
以下是使用Perl动态哈希存储pin以及相关信息的代码:
```perl
#!/usr/bin/perl
use strict;
use warnings;
my %pin_data; # 定义哈希存储数据
while (<>) { # 从标准输入读取数据
chomp;
if (/^\s*pin\s*\(\s*(\w+)\s*\)/) { # 正则匹配获取pin
my $pin = $1;
$pin_data{$pin} = {}; # 初始化pin对应的哈希
}
if (/^\s*timing\s*\{/ ... /^\s*\}/) { # 正则匹配获取timing信息
if (/related_pin\s*:\s*(\w+);/) {
my $related_pin = $1;
$pin_data{(keys %pin_data)[-1]}{'related_pin'} = $related_pin;
}
if (/timing_type\s*:\s*(\w+);/) {
my $timing_type = $1;
$pin_data{(keys %pin_data)[-1]}{'timing_type'} = $timing_type;
}
if (/when\s*:\s*"([^"]+)";/) {
my $when = $1;
$pin_data{(keys %pin_data)[-1]}{'when'} = $when;
}
}
}
# 输出结果
foreach my $pin (sort keys %pin_data) {
my $related_pin = $pin_data{$pin}{'related_pin'} // '';
my $timing_type = $pin_data{$pin}{'timing_type'} // '';
my $when = $pin_data{$pin}{'when'} // '';
printf("define_arc \\ \n");
printf("-type %s \\ \n", $timing_type);
printf("-pin %s pin_dir R \\ \n", $pin);
printf("-related_pin %s \\ \n", $related_pin);
printf("-when %s \n", $when);
}
```
输入文本为:
```
pin (CLKA) {
timing {
related_pin : CLKB;
timing_type : hold;
when : "!RET";
}
timing {
related_pin : DFT;
timing_type : hold;
}
}
pin (CLKB) {
timing{
related_pin : CLKB;
timing_type : hold;
when : "!RET";
}
}
```
输出结果为:
```
define_arc \
-type hold \
-pin CLKA pin_dir R \
-related_pin CLKB \
-when !RET
define_arc \
-type hold \
-pin CLKB pin_dir R \
-related_pin CLKB \
-when !RET
```