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2013-10-04  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

	* config/tc-arm.c (do_t_mvn_tst): Use narrow form for tst when
	possible.


[gas/testsuite/]
2013-10-04  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

	* gas/arm/thumb2_it.s: Add test for narrow tst.
	* gas/arm/thumb2_it.d: Update expected output.
	* gas/arm/thumb2_it_auto.d: Likewise.
This commit is contained in:
Kyrylo Tkachov 2013-10-04 15:26:18 +00:00
parent 9a2c3737b0
commit fe8b4cc358
6 changed files with 19 additions and 1 deletions
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5
gas/ChangeLog
View file

@ -1,3 +1,8 @@
2013-10-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
* config/tc-arm.c (do_t_mvn_tst): Use narrow form for tst when
possible.
2013-09-30 Saravanan Ekanathan <saravanan.ekanathan@amd.com> 2013-09-30 Saravanan Ekanathan <saravanan.ekanathan@amd.com>
* config/tc-i386.c (cpu_arch): Add CPU_BDVER4_FLAGS. * config/tc-i386.c (cpu_arch): Add CPU_BDVER4_FLAGS.

3
gas/config/tc-arm.c
View file

@ -11267,7 +11267,8 @@ do_t_mvn_tst (void)
|| inst.operands[1].shifted || inst.operands[1].shifted
|| Rn > 7 || Rm > 7) || Rn > 7 || Rm > 7)
narrow = FALSE; narrow = FALSE;
else if (inst.instruction == T_MNEM_cmn) else if (inst.instruction == T_MNEM_cmn
|| inst.instruction == T_MNEM_tst)
narrow = TRUE; narrow = TRUE;
else if (THUMB_SETS_FLAGS (inst.instruction)) else if (THUMB_SETS_FLAGS (inst.instruction))
narrow = !in_it_block (); narrow = !in_it_block ();

6
gas/testsuite/ChangeLog
View file

@ -1,3 +1,9 @@
2013-10-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
* gas/arm/thumb2_it.s: Add test for narrow tst.
* gas/arm/thumb2_it.d: Update expected output.
* gas/arm/thumb2_it_auto.d: Likewise.
2013-09-30 Saravanan Ekanathan <saravanan.ekanathan@amd.com> 2013-09-30 Saravanan Ekanathan <saravanan.ekanathan@amd.com>
* gas/i386/i386.exp: Run bdver4 test cases. * gas/i386/i386.exp: Run bdver4 test cases.

2
gas/testsuite/gas/arm/thumb2_it.d
View file

@ -60,3 +60,5 @@ Disassembly of section .text:
0+08a <[^>]+> f1d1 0000 rsbseq r0, r1, #0 0+08a <[^>]+> f1d1 0000 rsbseq r0, r1, #0
0+08e <[^>]+> f1c1 0000 rsb r0, r1, #0 0+08e <[^>]+> f1c1 0000 rsb r0, r1, #0
0+092 <[^>]+> 4248 negs r0, r1 0+092 <[^>]+> 4248 negs r0, r1
0+094 <[^>]+> bfc8 it gt
0+096 <[^>]+> 4220 tstgt r0, r4

2
gas/testsuite/gas/arm/thumb2_it.s
View file

@ -62,3 +62,5 @@ foo:
neg r0, r1 neg r0, r1
negs r0, r1 negs r0, r1
it gt
tstgt.n r0, r4

2
gas/testsuite/gas/arm/thumb2_it_auto.d
View file

@ -60,3 +60,5 @@ Disassembly of section .text:
0+08a <[^>]+> f1d1 0000 rsbseq r0, r1, #0 0+08a <[^>]+> f1d1 0000 rsbseq r0, r1, #0
0+08e <[^>]+> f1c1 0000 rsb r0, r1, #0 0+08e <[^>]+> f1c1 0000 rsb r0, r1, #0
0+092 <[^>]+> 4248 negs r0, r1 0+092 <[^>]+> 4248 negs r0, r1
0+094 <[^>]+> bfc8 it gt
0+096 <[^>]+> 4220 tstgt r0, r4