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From: Lulu Cheng <chenglulu@loongson.cn>
To: gcc-patches@gcc.gnu.org
Cc: xry111@xry111.site, i@xen0n.name, xuchenghua@loongson.cn,
	Lulu Cheng <chenglulu@loongson.cn>
Subject: [PATCH v1 2/2] LoongArch: Modify the definition of the ASM_PREFERRED_EH_DATA_FORMAT macro.
Date: Tue, 19 Jul 2022 21:08:52 +0800	[thread overview]
Message-ID: <20220719130852.2011955-3-chenglulu@loongson.cn> (raw)
In-Reply-To: <20220719130852.2011955-1-chenglulu@loongson.cn>

Some R_LARCH_64 in section .eh_frame will to generate  R_LARCH_NONE, we
change relocation to R_LARCH_32_PCREL from R_LARCH_64 in setction .eh_frame
and not generate dynamic relocation for R_LARCH_32_PCREL.

gcc/ChangeLog:

	* config/loongarch/loongarch.h (ASM_PREFERRED_EH_DATA_FORMAT):
	Modify the definition of the ASM_PREFERRED_EH_DATA_FORMAT macro.
---
 gcc/config/loongarch/loongarch.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/gcc/config/loongarch/loongarch.h b/gcc/config/loongarch/loongarch.h
index 89a5bd728fe..222b58b838d 100644
--- a/gcc/config/loongarch/loongarch.h
+++ b/gcc/config/loongarch/loongarch.h
@@ -1128,7 +1128,7 @@ struct GTY (()) machine_function
 #endif
 
 #define ASM_PREFERRED_EH_DATA_FORMAT(CODE, GLOBAL) \
-  (((GLOBAL) ? DW_EH_PE_indirect : 0) | DW_EH_PE_absptr)
+  (((GLOBAL) ? DW_EH_PE_indirect : 0) | DW_EH_PE_pcrel | DW_EH_PE_sdata4)
 
 /* Do emit .note.GNU-stack by default.  */
 #ifndef NEED_INDICATE_EXEC_STACK
-- 
2.31.1


  parent reply	other threads:[~2022-07-19 13:09 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-07-19 13:08 [PATCH v1 0/2] LoongArch: Modify the method of obtaining symbolic addresses Lulu Cheng
2022-07-19 13:08 ` [PATCH v1 1/2] " Lulu Cheng
2022-07-19 14:29   ` Xi Ruoyao
2022-07-20  0:40     ` Lulu Cheng
2022-07-19 13:08 ` Lulu Cheng [this message]
2022-07-26  6:36 ` [pushed][PATCH v1 0/2] " Lulu Cheng

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