From: binutils@emagii.com
To: binutils@sourceware.org
Cc: nickc@redhat.com, Ulf Samuelsson <binutils@emagii.com>
Subject: [PATCH v4 4/5] ldgram.y: CRC64
Date: Sun, 19 Feb 2023 20:45:48 +0100 [thread overview]
Message-ID: <20230219194549.22554-5-binutils@emagii.com> (raw)
In-Reply-To: <20230219194549.22554-1-binutils@emagii.com>
From: Ulf Samuelsson <binutils@emagii.com>
Signed-off-by: Ulf Samuelsson <binutils@emagii.com>
---
ld/ldgram.y | 78 ++++++++++++++++++++++++++++++++++++++++++++++++++++-
1 file changed, 77 insertions(+), 1 deletion(-)
diff --git a/ld/ldgram.y b/ld/ldgram.y
index faffeec94b8..1290518454d 100644
--- a/ld/ldgram.y
+++ b/ld/ldgram.y
@@ -41,6 +41,7 @@
#include "mri.h"
#include "ldctor.h"
#include "ldlex.h"
+#include "checksum.h"
#ifndef YYDEBUG
#define YYDEBUG 1
@@ -130,6 +131,9 @@ static int error_index;
%token DATA_SEGMENT_ALIGN DATA_SEGMENT_RELRO_END DATA_SEGMENT_END
%token SORT_BY_NAME SORT_BY_ALIGNMENT SORT_NONE
%token SORT_BY_INIT_PRIORITY
+%token CRC64 CRC32 ECMA ISO POLY POLYI TABLE
+%token TIMESTAMP
+%token DEBUG ON OFF
%token '{' '}'
%token SIZEOF_HEADERS OUTPUT_FORMAT FORCE_COMMON_ALLOCATION OUTPUT_ARCH
%token INHIBIT_COMMON_ALLOCATION FORCE_GROUP_ALLOCATION
@@ -668,7 +672,7 @@ statement:
{
lang_add_data ((int) $1, $3);
}
- | ASCII '(' mustbe_exp ')' NAME
+ | ASCII '(' mustbe_exp ')' NAME
{
/* 'value' is a memory leak, do we care? */
etree_type *value = $3;
@@ -682,6 +686,38 @@ statement:
{
lang_add_fill ($3);
}
+ | CRC32
+ {
+ lang_add_assignment (exp_assign (CRC32_ADDRESS, exp_nameop (NAME,"."), false));
+ }
+ polynome32 '(' mustbe_exp ',' mustbe_exp ')'
+ {
+ lang_add_assignment (exp_assign (CRC32_START, $5, false));
+ lang_add_assignment (exp_assign (CRC32_END, $7, false));
+ }
+ | CRC32 TABLE
+ {
+ lang_add_assignment (exp_assign (CRC32_TABLE, exp_nameop (NAME,"."), false));
+ lang_add_crc32_table ();
+ }
+ | CRC64
+ {
+ lang_add_assignment (exp_assign (CRC64_ADDRESS, exp_nameop (NAME,"."), false));
+ }
+ polynome64 '(' mustbe_exp ',' mustbe_exp ')'
+ {
+ lang_add_assignment (exp_assign (CRC64_START, $5, false));
+ lang_add_assignment (exp_assign (CRC64_END, $7, false));
+ }
+ | CRC64 TABLE
+ {
+ lang_add_assignment (exp_assign (CRC64_TABLE, exp_nameop (NAME,"."), false));
+ lang_add_crc64_table ();
+ }
+ | TIMESTAMP
+ {
+ lang_add_timestamp ();
+ }
| ASSERT_K
{ ldlex_expression (); }
'(' exp ',' NAME ')' separator
@@ -693,9 +729,49 @@ statement:
{
ldfile_open_command_file ($2);
}
+ | DEBUG ON
+ {
+ yydebug = 1;
+ }
+ | DEBUG OFF
+ {
+ yydebug = 0;
+ }
statement_list_opt END
;
+polynome64:
+ ECMA
+ {
+ lang_add_crc64_syndrome (false, CRC_POLY_64);
+ }
+ | ISO
+ {
+ lang_add_crc64_syndrome (false, CRC_POLY_64_ISO);
+ }
+ | POLY mustbe_exp
+ {
+ lang_add_crc64_syndrome (false, $2->value.value);
+ }
+ | POLYI mustbe_exp
+ {
+ lang_add_crc64_syndrome (true, $2->value.value);
+ }
+
+polynome32:
+ CRC32
+ {
+ lang_add_crc32_syndrome (true, CRC_POLY_32);
+ }
+ | POLY mustbe_exp
+ {
+ lang_add_crc32_syndrome (false, $2->value.value);
+ }
+ | POLYI mustbe_exp
+ {
+ lang_add_crc32_syndrome (true, $2->value.value);
+ }
+
statement_list:
statement_list statement
| statement
--
2.17.1
next prev parent reply other threads:[~2023-02-20 9:55 UTC|newest]
Thread overview: 25+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-02-19 19:45 [PATCH v4 0/5 Add support for CRC64 generation in linker binutils
2023-02-19 19:45 ` [PATCH v4 1/5] CRC64 commands documentation binutils
2023-02-19 19:50 ` [PATCH v4 0/5] Add support for CRC64 generation in linker Ulf Samuelsson
2023-02-21 12:02 ` Nick Clifton
2023-02-21 13:10 ` Ulf Samuelsson
2023-02-21 13:30 ` Ulf Samuelsson
2023-02-21 12:53 ` [PATCH v4 1/5] CRC64 commands documentation Nick Clifton
2023-02-21 13:24 ` Ulf Samuelsson
2023-02-19 19:45 ` [PATCH v4 2/5] CRC64 testsuite binutils
2023-02-21 12:42 ` Nick Clifton
2023-02-21 15:13 ` Ulf Samuelsson
2023-02-23 10:10 ` Nick Clifton
2023-02-23 10:53 ` Ulf Samuelsson
2023-02-23 11:01 ` Nick Clifton
2023-02-28 11:11 ` Ulf Samuelsson
2023-02-28 12:37 ` Nick Clifton
2023-02-28 13:01 ` Ulf Samuelsson
2023-02-28 13:06 ` Nick Clifton
2023-02-28 14:24 ` Ulf Samuelsson
2023-02-28 13:45 ` Ulf Samuelsson
2023-02-19 19:45 ` [PATCH v4 3/5] ldlex.l: CRC64 binutils
2023-02-19 19:45 ` binutils [this message]
2023-02-19 19:45 ` [PATCH v4 5/5] Calculate CRC64 over the .text area binutils
2023-02-21 13:26 ` Nick Clifton
2023-02-23 8:36 ` Ulf Samuelsson
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