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[RFC,3/3] ARM64: ILP32: change register x##R to PTR_REG (R)

Message ID 1426674611-26427-4-git-send-email-bamvor.zhangjian@huawei.com
State New
Headers show

Commit Message

Bamvor Jian Zhang March 18, 2015, 10:30 a.m. UTC 
From: Yang Yingliang <yangyingliang@huawei.com>

It should use 32-bit register if libc is used by an
ILP32 application on ARM64.
It fix the following LTP testcase: mmap03, mmap13, mtest06,
mprotect04, shmdt01, hugeshmdt01.

Signed-off-by: Yang Yingliang <yangyingliang@huawei.com>
---
 sysdeps/aarch64/sysdep.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
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Patch

diff --git a/sysdeps/aarch64/sysdep.h b/sysdeps/aarch64/sysdep.h
index 6673242..742d23c 100644
--- a/sysdeps/aarch64/sysdep.h
+++ b/sysdeps/aarch64/sysdep.h
@@ -104,7 +104,7 @@ 
 #define LDST_GLOBAL(OP, R, T,  EXPR)			\
 	adrp	x##T, :got:EXPR;			\
 	ldr	PTR_REG (T), [x##T, #:got_lo12:EXPR];	\
-	OP	x##R, [x##T];
+	OP	PTR_REG (R), [x##T];
 
 /* Since C identifiers are not normally prefixed with an underscore
    on this system, the asm identifier `syscall_error' intrudes on the