[AArch64] Add ARMv8.2 instruction alias REV64.

This patch adds the alias REV64 <Rd>, <Rs> as an alias for REV <Rd>,
<Rs>. However, REV is still the preferred form for the instruction.

gas/testsuite/
2015-11-27  Matthew Wahab  <matthew.wahab@arm.com>

	* gas/aarch64/alias-2.d: Add tests for REV.
	* gas/aarch64/alias-2.s: Likewise.

opcodes/
2015-11-27  Matthew Wahab  <matthew.wahab@arm.com>

	* aarch64-asm-2.c: Regenerate.
	* aarch64-dis-2.c: Regenerate.
	* aarch64-opc-2.c: Regenerate.
	* aarch64-tbl.h (aarchr64_opcode_table): Update "rev", add
	"rev64".

Change-Id: I331567c8d3618ba9fec1673c6e0b5977222dde61
This commit is contained in:
Matthew Wahab 2015-11-27 15:39:12 +00:00
parent d685192a58
commit 64357d2e04
8 changed files with 814 additions and 768 deletions

View file

@ -1,3 +1,8 @@
2015-11-27 Matthew Wahab <matthew.wahab@arm.com>
* gas/aarch64/alias-2.d: Add tests for REV.
* gas/aarch64/alias-2.s: Likewise.
2015-11-27 Matthew Wahab <matthew.wahab@arm.com>
* gas/aarch64/alias-2.d: New.

View file

@ -96,3 +96,15 @@ Disassembly of section \.text:
[0-9a-f]+: b3611fff bfc xzr, #31, #8
[0-9a-f]+: b3403be0 bfxil x0, xzr, #0, #15
[0-9a-f]+: b3613bff bfc xzr, #31, #15
[0-9a-f]+: dac00fe0 rev x0, xzr
[0-9a-f]+: dac00c20 rev x0, x1
[0-9a-f]+: dac00c3f rev xzr, x1
[0-9a-f]+: dac00fff rev xzr, xzr
[0-9a-f]+: dac007e0 rev16 x0, xzr
[0-9a-f]+: dac00420 rev16 x0, x1
[0-9a-f]+: dac0043f rev16 xzr, x1
[0-9a-f]+: dac007ff rev16 xzr, xzr
[0-9a-f]+: dac00fe0 rev x0, xzr
[0-9a-f]+: dac00c20 rev x0, x1
[0-9a-f]+: dac00c3f rev xzr, x1
[0-9a-f]+: dac00fff rev xzr, xzr

View file

@ -15,6 +15,14 @@
bfc xzr, #\imm, #\width
.endm
/* <rev> [Xd|xzr], [Xr|xzr] */
.macro rev_inst op
\op x0, xzr
\op x0, x1
\op xzr, x1
\op xzr, xzr
.endm
.text
.irp op, bfm, bfi
.irp imm, 1, 16, 31
@ -29,3 +37,7 @@
bfc_inst \imm, \width
.endr
.endr
.irp op, rev, rev16, rev64
rev_inst \op
.endr

View file

@ -1,3 +1,11 @@
2015-11-27 Matthew Wahab <matthew.wahab@arm.com>
* aarch64-asm-2.c: Regenerate.
* aarch64-dis-2.c: Regenerate.
* aarch64-opc-2.c: Regenerate.
* aarch64-tbl.h (aarchr64_opcode_table): Update "rev", add
"rev64".
2015-11-27 Matthew Wahab <matthew.wahab@arm.com>
* aarch64-asm-2.c: Regenerate.

View file

@ -149,290 +149,294 @@ aarch64_find_real_opcode (const aarch64_opcode *opcode)
case 540: /* csneg */
value = 540; /* --> csneg. */
break;
case 566: /* lsl */
case 565: /* lslv */
value = 565; /* --> lslv. */
break;
case 568: /* lsr */
case 567: /* lsrv */
value = 567; /* --> lsrv. */
break;
case 570: /* asr */
case 569: /* asrv */
value = 569; /* --> asrv. */
break;
case 572: /* ror */
case 571: /* rorv */
value = 571; /* --> rorv. */
break;
case 582: /* mul */
case 581: /* madd */
value = 581; /* --> madd. */
break;
case 584: /* mneg */
case 583: /* msub */
value = 583; /* --> msub. */
break;
case 586: /* smull */
case 585: /* smaddl */
value = 585; /* --> smaddl. */
break;
case 588: /* smnegl */
case 587: /* smsubl */
value = 587; /* --> smsubl. */
break;
case 591: /* umull */
case 590: /* umaddl */
value = 590; /* --> umaddl. */
break;
case 593: /* umnegl */
case 592: /* umsubl */
value = 592; /* --> umsubl. */
break;
case 604: /* ror */
case 603: /* extr */
value = 603; /* --> extr. */
break;
case 761: /* bic */
case 760: /* and */
value = 760; /* --> and. */
break;
case 763: /* mov */
case 762: /* orr */
value = 762; /* --> orr. */
break;
case 766: /* tst */
case 765: /* ands */
value = 765; /* --> ands. */
break;
case 771: /* uxtw */
case 770: /* mov */
case 769: /* orr */
value = 769; /* --> orr. */
case 559: /* rev */
case 560: /* rev64 */
value = 559; /* --> rev. */
break;
case 567: /* lsl */
case 566: /* lslv */
value = 566; /* --> lslv. */
break;
case 569: /* lsr */
case 568: /* lsrv */
value = 568; /* --> lsrv. */
break;
case 571: /* asr */
case 570: /* asrv */
value = 570; /* --> asrv. */
break;
case 573: /* ror */
case 572: /* rorv */
value = 572; /* --> rorv. */
break;
case 583: /* mul */
case 582: /* madd */
value = 582; /* --> madd. */
break;
case 585: /* mneg */
case 584: /* msub */
value = 584; /* --> msub. */
break;
case 587: /* smull */
case 586: /* smaddl */
value = 586; /* --> smaddl. */
break;
case 589: /* smnegl */
case 588: /* smsubl */
value = 588; /* --> smsubl. */
break;
case 592: /* umull */
case 591: /* umaddl */
value = 591; /* --> umaddl. */
break;
case 594: /* umnegl */
case 593: /* umsubl */
value = 593; /* --> umsubl. */
break;
case 605: /* ror */
case 604: /* extr */
value = 604; /* --> extr. */
break;
case 762: /* bic */
case 761: /* and */
value = 761; /* --> and. */
break;
case 764: /* mov */
case 763: /* orr */
value = 763; /* --> orr. */
break;
case 767: /* tst */
case 766: /* ands */
value = 766; /* --> ands. */
break;
case 772: /* uxtw */
case 771: /* mov */
case 770: /* orr */
value = 770; /* --> orr. */
break;
case 773: /* mvn */
case 772: /* orn */
value = 772; /* --> orn. */
case 774: /* mvn */
case 773: /* orn */
value = 773; /* --> orn. */
break;
case 777: /* tst */
case 776: /* ands */
value = 776; /* --> ands. */
case 778: /* tst */
case 777: /* ands */
value = 777; /* --> ands. */
break;
case 903: /* staddb */
case 807: /* ldaddb */
value = 807; /* --> ldaddb. */
case 904: /* staddb */
case 808: /* ldaddb */
value = 808; /* --> ldaddb. */
break;
case 904: /* staddh */
case 808: /* ldaddh */
value = 808; /* --> ldaddh. */
case 905: /* staddh */
case 809: /* ldaddh */
value = 809; /* --> ldaddh. */
break;
case 905: /* stadd */
case 809: /* ldadd */
value = 809; /* --> ldadd. */
case 906: /* stadd */
case 810: /* ldadd */
value = 810; /* --> ldadd. */
break;
case 906: /* staddlb */
case 811: /* ldaddlb */
value = 811; /* --> ldaddlb. */
case 907: /* staddlb */
case 812: /* ldaddlb */
value = 812; /* --> ldaddlb. */
break;
case 907: /* staddlh */
case 814: /* ldaddlh */
value = 814; /* --> ldaddlh. */
case 908: /* staddlh */
case 815: /* ldaddlh */
value = 815; /* --> ldaddlh. */
break;
case 908: /* staddl */
case 817: /* ldaddl */
value = 817; /* --> ldaddl. */
case 909: /* staddl */
case 818: /* ldaddl */
value = 818; /* --> ldaddl. */
break;
case 909: /* stclrb */
case 819: /* ldclrb */
value = 819; /* --> ldclrb. */
case 910: /* stclrb */
case 820: /* ldclrb */
value = 820; /* --> ldclrb. */
break;
case 910: /* stclrh */
case 820: /* ldclrh */
value = 820; /* --> ldclrh. */
case 911: /* stclrh */
case 821: /* ldclrh */
value = 821; /* --> ldclrh. */
break;
case 911: /* stclr */
case 821: /* ldclr */
value = 821; /* --> ldclr. */
case 912: /* stclr */
case 822: /* ldclr */
value = 822; /* --> ldclr. */
break;
case 912: /* stclrlb */
case 823: /* ldclrlb */
value = 823; /* --> ldclrlb. */
case 913: /* stclrlb */
case 824: /* ldclrlb */
value = 824; /* --> ldclrlb. */
break;
case 913: /* stclrlh */
case 826: /* ldclrlh */
value = 826; /* --> ldclrlh. */
case 914: /* stclrlh */
case 827: /* ldclrlh */
value = 827; /* --> ldclrlh. */
break;
case 914: /* stclrl */
case 829: /* ldclrl */
value = 829; /* --> ldclrl. */
case 915: /* stclrl */
case 830: /* ldclrl */
value = 830; /* --> ldclrl. */
break;
case 915: /* steorb */
case 831: /* ldeorb */
value = 831; /* --> ldeorb. */
case 916: /* steorb */
case 832: /* ldeorb */
value = 832; /* --> ldeorb. */
break;
case 916: /* steorh */
case 832: /* ldeorh */
value = 832; /* --> ldeorh. */
case 917: /* steorh */
case 833: /* ldeorh */
value = 833; /* --> ldeorh. */
break;
case 917: /* steor */
case 833: /* ldeor */
value = 833; /* --> ldeor. */
case 918: /* steor */
case 834: /* ldeor */
value = 834; /* --> ldeor. */
break;
case 918: /* steorlb */
case 835: /* ldeorlb */
value = 835; /* --> ldeorlb. */
case 919: /* steorlb */
case 836: /* ldeorlb */
value = 836; /* --> ldeorlb. */
break;
case 919: /* steorlh */
case 838: /* ldeorlh */
value = 838; /* --> ldeorlh. */
case 920: /* steorlh */
case 839: /* ldeorlh */
value = 839; /* --> ldeorlh. */
break;
case 920: /* steorl */
case 841: /* ldeorl */
value = 841; /* --> ldeorl. */
case 921: /* steorl */
case 842: /* ldeorl */
value = 842; /* --> ldeorl. */
break;
case 921: /* stsetb */
case 843: /* ldsetb */
value = 843; /* --> ldsetb. */
case 922: /* stsetb */
case 844: /* ldsetb */
value = 844; /* --> ldsetb. */
break;
case 922: /* stseth */
case 844: /* ldseth */
value = 844; /* --> ldseth. */
case 923: /* stseth */
case 845: /* ldseth */
value = 845; /* --> ldseth. */
break;
case 923: /* stset */
case 845: /* ldset */
value = 845; /* --> ldset. */
case 924: /* stset */
case 846: /* ldset */
value = 846; /* --> ldset. */
break;
case 924: /* stsetlb */
case 847: /* ldsetlb */
value = 847; /* --> ldsetlb. */
case 925: /* stsetlb */
case 848: /* ldsetlb */
value = 848; /* --> ldsetlb. */
break;
case 925: /* stsetlh */
case 850: /* ldsetlh */
value = 850; /* --> ldsetlh. */
case 926: /* stsetlh */
case 851: /* ldsetlh */
value = 851; /* --> ldsetlh. */
break;
case 926: /* stsetl */
case 853: /* ldsetl */
value = 853; /* --> ldsetl. */
case 927: /* stsetl */
case 854: /* ldsetl */
value = 854; /* --> ldsetl. */
break;
case 927: /* stsmaxb */
case 855: /* ldsmaxb */
value = 855; /* --> ldsmaxb. */
case 928: /* stsmaxb */
case 856: /* ldsmaxb */
value = 856; /* --> ldsmaxb. */
break;
case 928: /* stsmaxh */
case 856: /* ldsmaxh */
value = 856; /* --> ldsmaxh. */
case 929: /* stsmaxh */
case 857: /* ldsmaxh */
value = 857; /* --> ldsmaxh. */
break;
case 929: /* stsmax */
case 857: /* ldsmax */
value = 857; /* --> ldsmax. */
break;
case 930: /* stsmaxlb */
case 859: /* ldsmaxlb */
value = 859; /* --> ldsmaxlb. */
break;
case 931: /* stsmaxlh */
case 862: /* ldsmaxlh */
value = 862; /* --> ldsmaxlh. */
break;
case 932: /* stsmaxl */
case 865: /* ldsmaxl */
value = 865; /* --> ldsmaxl. */
break;
case 933: /* stsminb */
case 867: /* ldsminb */
value = 867; /* --> ldsminb. */
break;
case 934: /* stsminh */
case 868: /* ldsminh */
value = 868; /* --> ldsminh. */
break;
case 935: /* stsmin */
case 869: /* ldsmin */
value = 869; /* --> ldsmin. */
break;
case 936: /* stsminlb */
case 871: /* ldsminlb */
value = 871; /* --> ldsminlb. */
break;
case 937: /* stsminlh */
case 874: /* ldsminlh */
value = 874; /* --> ldsminlh. */
break;
case 938: /* stsminl */
case 877: /* ldsminl */
value = 877; /* --> ldsminl. */
break;
case 939: /* stumaxb */
case 879: /* ldumaxb */
value = 879; /* --> ldumaxb. */
break;
case 940: /* stumaxh */
case 880: /* ldumaxh */
value = 880; /* --> ldumaxh. */
break;
case 941: /* stumax */
case 881: /* ldumax */
value = 881; /* --> ldumax. */
break;
case 942: /* stumaxlb */
case 883: /* ldumaxlb */
value = 883; /* --> ldumaxlb. */
break;
case 943: /* stumaxlh */
case 886: /* ldumaxlh */
value = 886; /* --> ldumaxlh. */
break;
case 944: /* stumaxl */
case 889: /* ldumaxl */
value = 889; /* --> ldumaxl. */
break;
case 945: /* stuminb */
case 891: /* lduminb */
value = 891; /* --> lduminb. */
break;
case 946: /* stuminh */
case 892: /* lduminh */
value = 892; /* --> lduminh. */
break;
case 947: /* stumin */
case 893: /* ldumin */
value = 893; /* --> ldumin. */
break;
case 948: /* stuminlb */
case 895: /* lduminlb */
value = 895; /* --> lduminlb. */
break;
case 949: /* stuminlh */
case 898: /* lduminlh */
value = 898; /* --> lduminlh. */
break;
case 950: /* stuminl */
case 901: /* lduminl */
value = 901; /* --> lduminl. */
break;
case 952: /* mov */
case 951: /* movn */
value = 951; /* --> movn. */
break;
case 954: /* mov */
case 953: /* movz */
value = 953; /* --> movz. */
break;
case 965: /* sevl */
case 964: /* sev */
case 963: /* wfi */
case 962: /* wfe */
case 961: /* yield */
case 960: /* nop */
case 959: /* hint */
value = 959; /* --> hint. */
break;
case 974: /* tlbi */
case 973: /* ic */
case 972: /* dc */
case 971: /* at */
case 970: /* sys */
value = 970; /* --> sys. */
case 930: /* stsmax */
case 858: /* ldsmax */
value = 858; /* --> ldsmax. */
break;
case 931: /* stsmaxlb */
case 860: /* ldsmaxlb */
value = 860; /* --> ldsmaxlb. */
break;
case 932: /* stsmaxlh */
case 863: /* ldsmaxlh */
value = 863; /* --> ldsmaxlh. */
break;
case 933: /* stsmaxl */
case 866: /* ldsmaxl */
value = 866; /* --> ldsmaxl. */
break;
case 934: /* stsminb */
case 868: /* ldsminb */
value = 868; /* --> ldsminb. */
break;
case 935: /* stsminh */
case 869: /* ldsminh */
value = 869; /* --> ldsminh. */
break;
case 936: /* stsmin */
case 870: /* ldsmin */
value = 870; /* --> ldsmin. */
break;
case 937: /* stsminlb */
case 872: /* ldsminlb */
value = 872; /* --> ldsminlb. */
break;
case 938: /* stsminlh */
case 875: /* ldsminlh */
value = 875; /* --> ldsminlh. */
break;
case 939: /* stsminl */
case 878: /* ldsminl */
value = 878; /* --> ldsminl. */
break;
case 940: /* stumaxb */
case 880: /* ldumaxb */
value = 880; /* --> ldumaxb. */
break;
case 941: /* stumaxh */
case 881: /* ldumaxh */
value = 881; /* --> ldumaxh. */
break;
case 942: /* stumax */
case 882: /* ldumax */
value = 882; /* --> ldumax. */
break;
case 943: /* stumaxlb */
case 884: /* ldumaxlb */
value = 884; /* --> ldumaxlb. */
break;
case 944: /* stumaxlh */
case 887: /* ldumaxlh */
value = 887; /* --> ldumaxlh. */
break;
case 945: /* stumaxl */
case 890: /* ldumaxl */
value = 890; /* --> ldumaxl. */
break;
case 946: /* stuminb */
case 892: /* lduminb */
value = 892; /* --> lduminb. */
break;
case 947: /* stuminh */
case 893: /* lduminh */
value = 893; /* --> lduminh. */
break;
case 948: /* stumin */
case 894: /* ldumin */
value = 894; /* --> ldumin. */
break;
case 949: /* stuminlb */
case 896: /* lduminlb */
value = 896; /* --> lduminlb. */
break;
case 950: /* stuminlh */
case 899: /* lduminlh */
value = 899; /* --> lduminlh. */
break;
case 951: /* stuminl */
case 902: /* lduminl */
value = 902; /* --> lduminl. */
break;
case 953: /* mov */
case 952: /* movn */
value = 952; /* --> movn. */
break;
case 955: /* mov */
case 954: /* movz */
value = 954; /* --> movz. */
break;
case 966: /* sevl */
case 965: /* sev */
case 964: /* wfi */
case 963: /* wfe */
case 962: /* yield */
case 961: /* nop */
case 960: /* hint */
value = 960; /* --> hint. */
break;
case 975: /* tlbi */
case 974: /* ic */
case 973: /* dc */
case 972: /* at */
case 971: /* sys */
value = 971; /* --> sys. */
break;
default: return NULL;
}

File diff suppressed because it is too large Load diff

View file

@ -121,48 +121,48 @@ const struct aarch64_operand aarch64_operands[] =
static const unsigned op_enum_table [] =
{
0,
669,
670,
671,
674,
672,
675,
676,
677,
678,
672,
673,
679,
673,
674,
680,
702,
681,
703,
704,
707,
705,
708,
709,
710,
711,
705,
706,
712,
706,
707,
713,
756,
714,
757,
758,
759,
760,
12,
519,
520,
951,
953,
955,
763,
954,
952,
954,
956,
764,
955,
953,
261,
507,
518,
517,
761,
762,
514,
511,
503,
@ -172,19 +172,19 @@ static const unsigned op_enum_table [] =
513,
515,
516,
771,
772,
535,
538,
541,
536,
539,
635,
636,
162,
163,
164,
165,
426,
604,
605,
318,
320,
340,

View file

@ -1848,7 +1848,10 @@ struct aarch64_opcode aarch64_opcode_table[] =
{"rbit", 0x5ac00000, 0x7ffffc00, dp_1src, 0, CORE, OP2 (Rd, Rn), QL_I2SAME, F_SF},
{"rev16", 0x5ac00400, 0x7ffffc00, dp_1src, 0, CORE, OP2 (Rd, Rn), QL_I2SAME, F_SF},
{"rev", 0x5ac00800, 0xfffffc00, dp_1src, 0, CORE, OP2 (Rd, Rn), QL_I2SAMEW, 0},
{"rev", 0xdac00c00, 0x7ffffc00, dp_1src, 0, CORE, OP2 (Rd, Rn), QL_I2SAMEX, 0},
{"rev", 0xdac00c00, 0xfffffc00, dp_1src, 0, CORE,
OP2 (Rd, Rn), QL_I2SAMEX, F_SF | F_HAS_ALIAS | F_P1},
{"rev64", 0xdac00c00, 0xfffffc00, dp_1src, 0, ARMV8_2,
OP2 (Rd, Rn), QL_I2SAMEX, F_SF | F_ALIAS},
{"clz", 0x5ac01000, 0x7ffffc00, dp_1src, 0, CORE, OP2 (Rd, Rn), QL_I2SAME, F_SF},
{"cls", 0x5ac01400, 0x7ffffc00, dp_1src, 0, CORE, OP2 (Rd, Rn), QL_I2SAME, F_SF},
{"rev32", 0xdac00800, 0xfffffc00, dp_1src, 0, CORE, OP2 (Rd, Rn), QL_I2SAMEX, 0},