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linux-record: Squash cases with identical handling 

In record_linux_system_call there are some cases with identical
handling.  These are merged together to reduce code duplication.

gdb/ChangeLog:

	* linux-record.c (record_linux_system_call): Merge handling for
	readlink/recv/read and pipe/pipe2.
This commit is contained in:
Andreas Arnez 2016-04-19 16:53:40 +02:00
parent f42bf748e4
commit 73e6209fae
2 changed files with 8 additions and 17 deletions
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5
gdb/ChangeLog
View File

@ -1,3 +1,8 @@
2016-04-19 Andreas Arnez <arnez@linux.vnet.ibm.com>
* linux-record.c (record_linux_system_call): Merge handling for
readlink/recv/read and pipe/pipe2.
2016-04-14 Walfred Tedeschi <walfred.tedeschi@intel.com>
* features/i386/amd64-mpx-linux.xml: Remove AVX feature.

20
gdb/linux-record.c
View File

@ -264,6 +264,8 @@ record_linux_system_call (enum gdb_syscall syscall,
break;
case gdb_sys_read:
case gdb_sys_readlink:
case gdb_sys_recv:
regcache_raw_read_unsigned (regcache, tdep->arg3, &tmpulongest);
if (record_mem_at_reg (regcache, tdep->arg2, (int) tmpulongest))
return -1;
@ -348,6 +350,7 @@ record_linux_system_call (enum gdb_syscall syscall,
break;
case gdb_sys_pipe:
case gdb_sys_pipe2:
if (record_mem_at_reg (regcache, tdep->arg1, tdep->size_int * 2))
return -1;
break;
@ -645,12 +648,6 @@ record_linux_system_call (enum gdb_syscall syscall,
case gdb_sys_symlink:
break;
case gdb_sys_readlink:
regcache_raw_read_unsigned (regcache, tdep->arg3, &tmpulongest);
if (record_mem_at_reg (regcache, tdep->arg2, (int) tmpulongest))
return -1;
break;
case gdb_sys_uselib:
case gdb_sys_swapon:
break;
@ -742,12 +739,6 @@ Do you want to stop the program?"),
}
break;
case gdb_sys_recv:
regcache_raw_read_unsigned (regcache, tdep->arg3, &tmpulongest);
if (record_mem_at_reg (regcache, tdep->arg2, (int) tmpulongest))
return -1;
break;
case gdb_sys_recvmsg:
regcache_raw_read_unsigned (regcache, tdep->arg2, &tmpulongest);
if (record_linux_msghdr (regcache, tdep, tmpulongest))
@ -2035,11 +2026,6 @@ Do you want to stop the program?"),
case gdb_sys_dup3:
break;
case gdb_sys_pipe2:
if (record_mem_at_reg (regcache, tdep->arg1, tdep->size_int * 2))
return -1;
break;
case gdb_sys_inotify_init1:
break;