From: caiyinyu <caiyinyu@loongson.cn>
To: adhemerval.zanella@linaro.org, libc-alpha@sourceware.org,
joseph_myers@mentor.com, carlos@redhat.com, i.swmail@xen0n.name
Cc: caiyinyu <caiyinyu@loongson.cn>
Subject: [PATCH v7 02/13] LoongArch: Add relocations and ELF flags to elf.h and scripts/glibcelf.py
Date: Tue, 19 Jul 2022 09:20:45 +0800 [thread overview]
Message-ID: <20220719012056.1461897-3-caiyinyu@loongson.cn> (raw)
In-Reply-To: <20220719012056.1461897-1-caiyinyu@loongson.cn>
---
elf/elf.h | 68 ++++++++++++++++++++++++++++++++++++++++++++-
scripts/glibcelf.py | 3 +-
2 files changed, 69 insertions(+), 2 deletions(-)
diff --git a/elf/elf.h b/elf/elf.h
index 2b5c2c5fb6..02a1b3f52f 100644
--- a/elf/elf.h
+++ b/elf/elf.h
@@ -358,8 +358,9 @@ typedef struct
#define EM_BPF 247 /* Linux BPF -- in-kernel virtual machine */
#define EM_CSKY 252 /* C-SKY */
+#define EM_LOONGARCH 258 /* LoongArch */
-#define EM_NUM 253
+#define EM_NUM 259
/* Old spellings/synonyms. */
@@ -4083,6 +4084,71 @@ enum
#define R_NDS32_TLS_TPOFF 102
#define R_NDS32_TLS_DESC 119
+/* LoongArch ELF Flags */
+#define EF_LARCH_ABI 0x07
+#define EF_LARCH_ABI_LP64D 0x03
+
+/* LoongArch specific dynamic relocations */
+#define R_LARCH_NONE 0
+#define R_LARCH_32 1
+#define R_LARCH_64 2
+#define R_LARCH_RELATIVE 3
+#define R_LARCH_COPY 4
+#define R_LARCH_JUMP_SLOT 5
+#define R_LARCH_TLS_DTPMOD32 6
+#define R_LARCH_TLS_DTPMOD64 7
+#define R_LARCH_TLS_DTPREL32 8
+#define R_LARCH_TLS_DTPREL64 9
+#define R_LARCH_TLS_TPREL32 10
+#define R_LARCH_TLS_TPREL64 11
+#define R_LARCH_IRELATIVE 12
+
+/* Reserved for future relocs that the dynamic linker must understand. */
+
+/* used by the static linker for relocating .text. */
+#define R_LARCH_MARK_LA 20
+#define R_LARCH_MARK_PCREL 21
+#define R_LARCH_SOP_PUSH_PCREL 22
+#define R_LARCH_SOP_PUSH_ABSOLUTE 23
+#define R_LARCH_SOP_PUSH_DUP 24
+#define R_LARCH_SOP_PUSH_GPREL 25
+#define R_LARCH_SOP_PUSH_TLS_TPREL 26
+#define R_LARCH_SOP_PUSH_TLS_GOT 27
+#define R_LARCH_SOP_PUSH_TLS_GD 28
+#define R_LARCH_SOP_PUSH_PLT_PCREL 29
+#define R_LARCH_SOP_ASSERT 30
+#define R_LARCH_SOP_NOT 31
+#define R_LARCH_SOP_SUB 32
+#define R_LARCH_SOP_SL 33
+#define R_LARCH_SOP_SR 34
+#define R_LARCH_SOP_ADD 35
+#define R_LARCH_SOP_AND 36
+#define R_LARCH_SOP_IF_ELSE 37
+#define R_LARCH_SOP_POP_32_S_10_5 38
+#define R_LARCH_SOP_POP_32_U_10_12 39
+#define R_LARCH_SOP_POP_32_S_10_12 40
+#define R_LARCH_SOP_POP_32_S_10_16 41
+#define R_LARCH_SOP_POP_32_S_10_16_S2 42
+#define R_LARCH_SOP_POP_32_S_5_20 43
+#define R_LARCH_SOP_POP_32_S_0_5_10_16_S2 44
+#define R_LARCH_SOP_POP_32_S_0_10_10_16_S2 45
+#define R_LARCH_SOP_POP_32_U 46
+
+/* used by the static linker for relocating non .text. */
+#define R_LARCH_ADD8 47
+#define R_LARCH_ADD16 48
+#define R_LARCH_ADD24 49
+#define R_LARCH_ADD32 50
+#define R_LARCH_ADD64 51
+#define R_LARCH_SUB8 52
+#define R_LARCH_SUB16 53
+#define R_LARCH_SUB24 54
+#define R_LARCH_SUB32 55
+#define R_LARCH_SUB64 56
+#define R_LARCH_GNU_VTINHERIT 57
+#define R_LARCH_GNU_VTENTRY 58
+
+
/* ARCompact/ARCv2 specific relocs. */
#define R_ARC_NONE 0x0
#define R_ARC_8 0x1
diff --git a/scripts/glibcelf.py b/scripts/glibcelf.py
index 47f95d07ba..de0509130e 100644
--- a/scripts/glibcelf.py
+++ b/scripts/glibcelf.py
@@ -252,7 +252,8 @@ class Machine(_OpenIntEnum):
EM_RISCV = 243
EM_BPF = 247
EM_CSKY = 252
- EM_NUM = 253
+ EM_LOONGARCH = 258
+ EM_NUM = 259
EM_ALPHA = 0x9026
class Et(_OpenIntEnum):
--
2.31.1
next prev parent reply other threads:[~2022-07-19 1:21 UTC|newest]
Thread overview: 36+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-07-19 1:20 [PATCH v7 00/13] GLIBC LoongArch PATCHES caiyinyu
2022-07-19 1:20 ` [PATCH v7 01/13] LoongArch: Add LoongArch entries to config.h.in caiyinyu
2022-07-21 21:02 ` Adhemerval Zanella Netto
2022-07-19 1:20 ` caiyinyu [this message]
2022-07-21 21:02 ` [PATCH v7 02/13] LoongArch: Add relocations and ELF flags to elf.h and scripts/glibcelf.py Adhemerval Zanella Netto
2022-07-19 1:20 ` [PATCH v7 03/13] LoongArch: ABI Implementation caiyinyu
2022-07-20 12:29 ` Adhemerval Zanella Netto
2022-07-19 1:20 ` [PATCH v7 04/13] LoongArch: Thread-Local Storage Support caiyinyu
2022-07-20 14:34 ` Adhemerval Zanella Netto
2022-07-19 1:20 ` [PATCH v7 05/13] LoongArch: Generic <math.h> and soft-fp Routines caiyinyu
2022-07-20 13:04 ` Adhemerval Zanella Netto
2022-07-19 1:20 ` [PATCH v7 06/13] LoongArch: Atomic and Locking Routines caiyinyu
2022-07-20 14:32 ` Adhemerval Zanella Netto
2022-07-19 1:20 ` [PATCH v7 07/13] LoongArch: Linux Syscall Interface caiyinyu
2022-07-20 14:35 ` Adhemerval Zanella Netto
2022-07-27 5:27 ` WANG Xuerui
2022-07-27 5:32 ` WANG Xuerui
2022-07-27 11:16 ` Adhemerval Zanella Netto
2022-07-27 13:01 ` WANG Xuerui
2022-07-27 19:22 ` Adhemerval Zanella Netto
2022-07-19 1:20 ` [PATCH v7 08/13] LoongArch: Linux ABI caiyinyu
2022-07-20 16:37 ` Adhemerval Zanella Netto
2022-07-20 17:19 ` [PATCH v7 00/13] GLIBC LoongArch PATCHES Adhemerval Zanella Netto
2022-07-21 2:44 ` caiyinyu
2022-07-24 9:49 ` WANG Xuerui
2022-07-24 11:51 ` Xi Ruoyao
2022-07-24 12:02 ` WANG Xuerui
2022-07-25 8:21 ` caiyinyu
2022-07-25 8:28 ` Xi Ruoyao
2022-07-25 1:58 ` 刘振松
2022-07-25 8:01 ` Xi Ruoyao
2022-07-25 13:27 ` Adhemerval Zanella Netto
2022-07-25 14:14 ` caiyinyu
2022-07-26 12:35 ` caiyinyu
2022-07-26 12:42 ` Adhemerval Zanella Netto
2022-07-26 14:00 ` Mark Wielaard
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