[PATCH] Enable vector register visibility in core file for AIX
Aditya Kamath1
Aditya.Kamath1@ibm.com
Tue Mar 14 07:47:09 GMT 2023
Hi all,
Please find attached the patch { 0001-Enable-vector-register-visibility-in-core-file-for-A.patch}
This patch will enable vector register visibility when AIX FOLKS do core file analysis especially using applications like GDB.
Kindly check the outputs with the patch and without the patch. Changes are visible in bold for the output with patch.
Do let me know if any changes are required. If not kindly commit the same.
Thanks and regards,
Aditya.
-------------------------
Output without patch:-
./gdb ~/gdb_tests/bll_core core.13828468
GNU gdb (GDB) 14.0.50.20230221-git
Copyright (C) 2023 Free Software Foundation, Inc.
License GPLv3+: GNU GPL version 3 or later http://gnu.org/licenses/gpl.html
This is free software: you are free to change and redistribute it.
There is NO WARRANTY, to the extent permitted by law.
Type "show copying" and "show warranty" for details.
This GDB was configured as "powerpc64-ibm-aix7.2.0.0".
Type "show configuration" for configuration details.
For bug reporting instructions, please see:
https://www.gnu.org/software/gdb/bugs/.
Find the GDB manual and other documentation resources online at:
http://www.gnu.org/software/gdb/documentation/.
For help, type "help".
Type "apropos word" to search for commands related to "word"...
Reading symbols from /home/aditya/gdb_tests/bll_core...
Core was generated by `bll_core'.
#0 main () at /home/aditya/gdb_tests/bll_core.c:24
24 int length1 = 7;
(gdb) info reg
r0 0x2ff22b50 804399952
r1 0x2ff22b10 804399888
r2 0x20000448 536872008
r3 0x2ff22b50 804399952
r4 0x100010e0 268439776
r5 0x0 0
r6 0x5 5
r7 0x2b67 11111
r8 0x56ce 22222
r9 0x60 96
r10 0xad9c 44444
r11 0x0 0
r12 0x22648680 577013376
r13 0xdeadbeef -559038737
r14 0x1 1
r15 0x2ff22c00 804400128
r16 0x2ff22c08 804400136
r17 0xdeadbeef -559038737
r18 0xdeadbeef -559038737
r19 0xf0806b50 -260019376
r20 0xdeadbeef -559038737
r21 0xdeadbeef -559038737
r22 0xdeadbeef -559038737
r23 0xdeadbeef -559038737
r24 0xdeadbeef -559038737
r25 0xdeadbeef -559038737
r26 0x96c2062c -1765669332
r27 0x88 136
r28 0x200002ed 536871661
r29 0x10000000 268435456
r30 0x3 3
r31 0x2ff22b10 804399888
pc 0x10000690 0x10000690 <main+144>
msr 0x200d032 33607730
cnd 0x24648244 610566724
lr 0x10000634 0x10000634 <main+52>
cnt 0x0 0
xer 0x20040000 537133056
fpscr 0x0 0
mq 0xdeadbeef -559038737
------------------------------------------
Output with patch:-
./gdb ~/gdb_tests/bll_core core.13828468
GNU gdb (GDB) 14.0.50.20230221-git
Copyright (C) 2023 Free Software Foundation, Inc.
License GPLv3+: GNU GPL version 3 or later http://gnu.org/licenses/gpl.html
This is free software: you are free to change and redistribute it.
There is NO WARRANTY, to the extent permitted by law.
Type "show copying" and "show warranty" for details.
This GDB was configured as "powerpc64-ibm-aix7.2.0.0".
Type "show configuration" for configuration details.
For bug reporting instructions, please see:
https://www.gnu.org/software/gdb/bugs/.
Find the GDB manual and other documentation resources online at:
http://www.gnu.org/software/gdb/documentation/.
For help, type "help".
Type "apropos word" to search for commands related to "word"...
Reading symbols from /home/aditya/gdb_tests/bll_core...
Core was generated by `bll_core'.
#0 main () at /home/aditya/gdb_tests/bll_core.c:24
24 int length1 = 7;
(gdb) info reg
r0 0x2ff22b50 804399952
r1 0x2ff22b10 804399888
r2 0x20000448 536872008
r3 0x2ff22b50 804399952
r4 0x100010e0 268439776
r5 0x0 0
r6 0x5 5
r7 0x2b67 11111
r8 0x56ce 22222
r9 0x60 96
r10 0xad9c 44444
r11 0x0 0
r12 0x22648680 577013376
r13 0xdeadbeef 3735928559
r14 0x1 1
r15 0x2ff22c00 804400128
r16 0x2ff22c08 804400136
r17 0xdeadbeef 3735928559
r18 0xdeadbeef 3735928559
r19 0xf0806b50 4034947920
r20 0xdeadbeef 3735928559
r21 0xdeadbeef 3735928559
r22 0xdeadbeef 3735928559
r23 0xdeadbeef 3735928559
r24 0xdeadbeef 3735928559
r25 0xdeadbeef 3735928559
r26 0x96c2062c 2529297964
r27 0x88 136
r28 0x200002ed 536871661
r29 0x10000000 268435456
r30 0x3 3
r31 0x2ff22b10 804399888
pc 0x10000690 0x10000690 <main+144>
msr 0x200d032 33607730
cr 0x24648244 610566724
lr 0x10000634 0x10000634 <main+52>
ctr 0x0 0
xer 0x20040000 537133056
fpscr 0x0 0
vscr 0x0 0
vrsave 0x1 1
(gdb) info reg $vr0
vr0 {uint128 = 0x14de4f00a6f27802337255053793c0, v4_float = {0x14de4f, 0xa6f278, 0x2337255, 0x53793c0}, v4_int32 = {0x14de4f, 0xa6f278, 0x2337255, 0x53793c0}, v8_int16 = {0x14, 0xde4f, 0xa6, 0xf278, 0x233, 0x7255, 0x537, 0x93c0}, v16_int8 = {0x0, 0x14, 0xde, 0x4f, 0x0, 0xa6, 0xf2, 0x78, 0x2, 0x33, 0x72, 0x55, 0x5, 0x37, 0x93, 0xc0}}
(gdb)
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