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opcodes/arc: Fix extract for some add_s instructions

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The extract function used for some arc_s instructions was not
implemented, and instead always returned 0.  Fixed in this commit.

opcodes/ChangeLog:

	* arc-opc.c (extract_rhv1): Extract value from insn.

gas/ChangeLog:

	* testsuite/gas/arc/add_s.d: New file.
	* testsuite/gas/arc/add_s.s: New file.
This commit is contained in:
Andrew Burgess 2016-06-14 21:48:11 +01:00
parent 31eef93e71
commit 02f3be19f6
5 changed files with 22 additions and 1 deletions
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5
gas/ChangeLog
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@ -1,3 +1,8 @@
2016-06-15 Andrew Burgess <andrew.burgess@embecosm.com>
* testsuite/gas/arc/add_s.d: New file.
* testsuite/gas/arc/add_s.s: New file.
2016-06-14 Graham Markall <graham.markall@embecosm.com>
* testsuite/gas/arc/nps400-6.s: Add tests of ldbit.

8
gas/testsuite/gas/arc/add_s.d Normal file
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@ -0,0 +1,8 @@
#as: -mcpu=arc700
#objdump: -dr --prefix-addresses --show-raw-insn
.*: +file format .*arc.*
Disassembly of section .text:
0x[0-9a-f]+ 6178 add_s r0,r1,r3
0x[0-9a-f]+ 70e7 add_s r0,r0,pcl

4
gas/testsuite/gas/arc/add_s.s Normal file
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@ -0,0 +1,4 @@
# add_s test
add_s r0,r1,r3
add_s r0,r0,pcl

4
opcodes/ChangeLog
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@ -1,3 +1,7 @@
2016-06-15 Andrew Burgess <andrew.burgess@embecosm.com>
* arc-opc.c (extract_rhv1): Extract value from insn.
2016-06-14 Graham Markall <graham.markall@embecosm.com>
* arc-nps400-tbl.h: Add ldbit instruction.

2
opcodes/arc-opc.c
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@ -130,7 +130,7 @@ static int
extract_rhv1 (unsigned insn ATTRIBUTE_UNUSED,
bfd_boolean * invalid ATTRIBUTE_UNUSED)
{
int value = 0;
int value = ((insn & 0x7) << 3) | ((insn >> 5) & 0x7);
return value;
}