[4/7,LoongArch] Binutils support

Message ID CAKjxQHk+3fL7QwAwMHKvVJyjrELM+-uONYAohVaYQVAL1rbRvg@mail.gmail.com
State New
Headers show
Series
  • Untitled series #41024
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Commit Message

Alan Modra via Binutils Aug. 14, 2021, 8:16 a.m.

Comments

Alan Modra via Binutils Aug. 24, 2021, 11:50 a.m. | #1
This is OK.

-- 
Alan Modra
Australia Development Lab, IBM

Patch

From 8549e134a32846b60b602102b20fb9d6f20d187e Mon Sep 17 00:00:00 2001
From: liuzhensong <liuzhensong@loongson.cn>
Date: Sat, 14 Aug 2021 11:34:31 +0800
Subject: [PATCH 4/7] binutils: LoongArch Binutils Port.

  binutils/readelf.c
  binutils/testsuite/binutils-all/objdump.exp
---
 binutils/readelf.c                          | 10 ++++++++++
 binutils/testsuite/binutils-all/objdump.exp |  2 +-
 2 files changed, 11 insertions(+), 1 deletion(-)

diff --git a/binutils/readelf.c b/binutils/readelf.c
index bedd3893b59..4c4145a506e 100644
--- a/binutils/readelf.c
+++ b/binutils/readelf.c
@@ -162,6 +162,7 @@ 
 #include "elf/xstormy16.h"
 #include "elf/xtensa.h"
 #include "elf/z80.h"
+#include "elf/loongarch.h"
 
 #include "getopt.h"
 #include "libiberty.h"
@@ -1653,6 +1654,11 @@  dump_relocations (Filedata *          filedata,
 	case EM_Z80:
 	  rtype = elf_z80_reloc_type (type);
 	  break;
+
+	case EM_LOONGARCH:
+	  rtype = elf_loongarch_reloc_type (type);
+	  break;
+
 	}
 
       if (rtype == NULL)
@@ -13673,6 +13679,8 @@  is_32bit_abs_reloc (Filedata * filedata, unsigned int reloc_type)
       return reloc_type == 2; /* R_IQ2000_32.  */
     case EM_LATTICEMICO32:
       return reloc_type == 3; /* R_LM32_32.  */
+    case EM_LOONGARCH:
+      return reloc_type == 1; /* R_LARCH_32. */
     case EM_M32C_OLD:
     case EM_M32C:
       return reloc_type == 3; /* R_M32C_32.  */
@@ -13890,6 +13898,8 @@  is_64bit_abs_reloc (Filedata * filedata, unsigned int reloc_type)
     case EM_IA_64:
       return (reloc_type == 0x26    /* R_IA64_DIR64MSB.  */
 	      || reloc_type == 0x27 /* R_IA64_DIR64LSB.  */);
+    case EM_LOONGARCH:
+      return reloc_type == 2;      /* R_LARCH_64 */
     case EM_PARISC:
       return reloc_type == 80; /* R_PARISC_DIR64.  */
     case EM_PPC64:
diff --git a/binutils/testsuite/binutils-all/objdump.exp b/binutils/testsuite/binutils-all/objdump.exp
index c9a7eec75ec..5b59ae30fb1 100644
--- a/binutils/testsuite/binutils-all/objdump.exp
+++ b/binutils/testsuite/binutils-all/objdump.exp
@@ -40,7 +40,7 @@  lappend cpus_expected m16c m32c m32r m68hc11 m68hc12 m68k MCore mep c5 h1 MicroB
 lappend cpus_expected mips mn10200 mn10300 ms1 msp MSP430 nds32 n1h_v3 ns32k
 lappend cpus_expected or1k or1knd pj powerpc pyramid riscv romp rs6000 s390 sh sparc
 lappend cpus_expected tic54x tilegx tms320c30 tms320c4x tms320c54x
-lappend cpus_expected v850 vax x86-64 xscale xtensa z8k z8001 z8002
+lappend cpus_expected v850 vax x86-64 xscale xtensa z8k z8001 z8002 Loongarch64
 
 # Make sure the target CPU shows up in the list.
 lappend cpus_expected ${target_cpu}
-- 
2.27.0