Skip to content

[AArch64] move extension information into tablgen #90987

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Merged
tmatheson-arm merged 9 commits into from
May 9, 2024
Merged

[AArch64] move extension information into tablgen #90987

Show file tree
Hide file tree
Changes from 4 commits
Commits
Show all changes
9 commits
Select commit Hold shift + click to select a range
4b8b776
[AArch64] move extension information into tablgen
tmatheson-arm Apr 29, 2024
e8bfa2a
Override FMVDependencies where necessary
tmatheson-arm May 3, 2024
45f4baf
clang-format
tmatheson-arm May 3, 2024
21b0afa
Merge remote-tracking branch 'upstream/main' into targetparser_from_t…
tmatheson-arm May 7, 2024
736c05b
Merge remote-tracking branch 'upstream/main' into targetparser_from_t…
tmatheson-arm May 8, 2024
f1d287a
clarify that memtag means different things for FMV and -march
tmatheson-arm May 8, 2024
25b3e1e
remove BTI Note
tmatheson-arm May 8, 2024
b76372e
Fix the ordering of SME/SVE target features in tests
tmatheson-arm May 9, 2024
48ef253
Merge remote-tracking branch 'upstream/main' into targetparser_from_t…
tmatheson-arm May 9, 2024
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
2 changes: 1 addition & 1 deletion lldb/test/Shell/Commands/command-disassemble-aarch64-extensions.s
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -59,7 +59,7 @@ fn:
bdep z0.b, z1.b, z31.b // AEK_SVE2BITPERM
rax1 z0.d, z0.d, z0.d // AEK_SVE2SHA3
sm4e z0.s, z0.s, z0.s // AEK_SVE2SM4
addqv v0.8h, p0, z0.h // AEK_SVE2p1 / AEK_SME2p1
addqv v0.8h, p0, z0.h // AEK_SVE2P1 / AEK_SME2P1
rcwswp x0, x1, [x2] // AEK_THE
tcommit // AEK_TME
lbl:
Expand Down
139 changes: 8 additions & 131 deletions llvm/include/llvm/TargetParser/AArch64TargetParser.h
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -104,29 +104,9 @@ static_assert(FEAT_MAX < 62,
"Number of features in CPUFeatures are limited to 62 entries");

// Each ArchExtKind correponds directly to a possible -target-feature.
enum ArchExtKind : unsigned {
AEK_NONE = 1,
#define ARM_EXTENSION(NAME, ENUM) ENUM,
#define EMIT_ARCHEXTKIND_ENUM
#include "llvm/TargetParser/AArch64TargetParserDef.inc"
AEK_NUM_EXTENSIONS,

// FIXME temporary fixes for inconsistent naming.
AEK_F32MM = AEK_MATMULFP32,
AEK_F64MM = AEK_MATMULFP64,
AEK_FCMA = AEK_COMPLXNUM,
AEK_FP = AEK_FPARMV8,
AEK_FP16 = AEK_FULLFP16,
AEK_I8MM = AEK_MATMULINT8,
AEK_JSCVT = AEK_JS,
AEK_PROFILE = AEK_SPE,
AEK_RASv2 = AEK_RASV2,
AEK_RAND = AEK_RANDGEN,
AEK_SIMD = AEK_NEON,
AEK_SME2p1 = AEK_SME2P1,
AEK_SVE2p1 = AEK_SVE2P1,
AEK_SME_LUTv2 = AEK_SME_LUTV2,

};
using ExtensionBitset = Bitset<AEK_NUM_EXTENSIONS>;

// Represents an extension that can be enabled with -march=<arch>+<extension>.
Expand All @@ -148,111 +128,8 @@ struct ExtensionInfo {
1000; // Maximum priority for FMV feature
};

// NOTE: If adding a new extension here, consider adding it to ExtensionMap
// in AArch64AsmParser too, if supported as an extension name by binutils.
// clang-format off
inline constexpr ExtensionInfo Extensions[] = {
{"aes", AArch64::AEK_AES, "+aes", "-aes", FEAT_AES, "+fp-armv8,+neon", 150},
{"b16b16", AArch64::AEK_B16B16, "+b16b16", "-b16b16", FEAT_INIT, "", 0},
{"bf16", AArch64::AEK_BF16, "+bf16", "-bf16", FEAT_BF16, "+bf16", 280},
{"brbe", AArch64::AEK_BRBE, "+brbe", "-brbe", FEAT_INIT, "", 0},
{"bti", AArch64::AEK_NONE, {}, {}, FEAT_BTI, "+bti", 510},
{"crc", AArch64::AEK_CRC, "+crc", "-crc", FEAT_CRC, "+crc", 110},
{"crypto", AArch64::AEK_CRYPTO, "+crypto", "-crypto", FEAT_INIT, "+aes,+sha2", 0},
{"cssc", AArch64::AEK_CSSC, "+cssc", "-cssc", FEAT_INIT, "", 0},
{"d128", AArch64::AEK_D128, "+d128", "-d128", FEAT_INIT, "", 0},
{"dgh", AArch64::AEK_NONE, {}, {}, FEAT_DGH, "", 260},
{"dit", AArch64::AEK_NONE, {}, {}, FEAT_DIT, "+dit", 180},
{"dotprod", AArch64::AEK_DOTPROD, "+dotprod", "-dotprod", FEAT_DOTPROD, "+dotprod,+fp-armv8,+neon", 104},
{"dpb", AArch64::AEK_NONE, {}, {}, FEAT_DPB, "+ccpp", 190},
{"dpb2", AArch64::AEK_NONE, {}, {}, FEAT_DPB2, "+ccpp,+ccdp", 200},
{"ebf16", AArch64::AEK_NONE, {}, {}, FEAT_EBF16, "+bf16", 290},
{"f32mm", AArch64::AEK_F32MM, "+f32mm", "-f32mm", FEAT_SVE_F32MM, "+sve,+f32mm,+fullfp16,+fp-armv8,+neon", 350},
{"f64mm", AArch64::AEK_F64MM, "+f64mm", "-f64mm", FEAT_SVE_F64MM, "+sve,+f64mm,+fullfp16,+fp-armv8,+neon", 360},
{"fcma", AArch64::AEK_FCMA, "+complxnum", "-complxnum", FEAT_FCMA, "+fp-armv8,+neon,+complxnum", 220},
{"flagm", AArch64::AEK_FLAGM, "+flagm", "-flagm", FEAT_FLAGM, "+flagm", 20},
{"flagm2", AArch64::AEK_NONE, {}, {}, FEAT_FLAGM2, "+flagm,+altnzcv", 30},
{"fp", AArch64::AEK_FP, "+fp-armv8", "-fp-armv8", FEAT_FP, "+fp-armv8,+neon", 90},
{"fp16", AArch64::AEK_FP16, "+fullfp16", "-fullfp16", FEAT_FP16, "+fullfp16,+fp-armv8,+neon", 170},
{"fp16fml", AArch64::AEK_FP16FML, "+fp16fml", "-fp16fml", FEAT_FP16FML, "+fp16fml,+fullfp16,+fp-armv8,+neon", 175},
{"frintts", AArch64::AEK_NONE, {}, {}, FEAT_FRINTTS, "+fptoint", 250},
{"hbc", AArch64::AEK_HBC, "+hbc", "-hbc", FEAT_INIT, "", 0},
{"i8mm", AArch64::AEK_I8MM, "+i8mm", "-i8mm", FEAT_I8MM, "+i8mm", 270},
{"ite", AArch64::AEK_ITE, "+ite", "-ite", FEAT_INIT, "", 0},
{"jscvt", AArch64::AEK_JSCVT, "+jsconv", "-jsconv", FEAT_JSCVT, "+fp-armv8,+neon,+jsconv", 210},
{"ls64_accdata", AArch64::AEK_NONE, {}, {}, FEAT_LS64_ACCDATA, "+ls64", 540},
{"ls64_v", AArch64::AEK_NONE, {}, {}, FEAT_LS64_V, "", 530},
{"ls64", AArch64::AEK_LS64, "+ls64", "-ls64", FEAT_LS64, "", 520},
{"lse", AArch64::AEK_LSE, "+lse", "-lse", FEAT_LSE, "+lse", 80},
{"lse128", AArch64::AEK_LSE128, "+lse128", "-lse128", FEAT_INIT, "", 0},
{"memtag", AArch64::AEK_MTE, "+mte", "-mte", FEAT_MEMTAG, "", 440},
{"memtag2", AArch64::AEK_NONE, {}, {}, FEAT_MEMTAG2, "+mte", 450},
{"memtag3", AArch64::AEK_NONE, {}, {}, FEAT_MEMTAG3, "+mte", 460},
{"mops", AArch64::AEK_MOPS, "+mops", "-mops", FEAT_MOPS, "+mops", 650},
{"pauth", AArch64::AEK_PAUTH, "+pauth", "-pauth", FEAT_INIT, "", 0},
{"pmull", AArch64::AEK_NONE, {}, {}, FEAT_PMULL, "+aes,+fp-armv8,+neon", 160},
{"pmuv3", AArch64::AEK_PERFMON, "+perfmon", "-perfmon", FEAT_INIT, "", 0},
{"predres", AArch64::AEK_PREDRES, "+predres", "-predres", FEAT_PREDRES, "+predres", 480},
{"predres2", AArch64::AEK_SPECRES2, "+specres2", "-specres2", FEAT_INIT, "", 0},
{"profile", AArch64::AEK_PROFILE, "+spe", "-spe", FEAT_INIT, "", 0},
{"ras", AArch64::AEK_RAS, "+ras", "-ras", FEAT_INIT, "", 0},
{"rasv2", AArch64::AEK_RASv2, "+rasv2", "-rasv2", FEAT_INIT, "", 0},
{"rcpc", AArch64::AEK_RCPC, "+rcpc", "-rcpc", FEAT_RCPC, "+rcpc", 230},
{"rcpc2", AArch64::AEK_NONE, {}, {}, FEAT_RCPC2, "+rcpc", 240},
{"rcpc3", AArch64::AEK_RCPC3, "+rcpc3", "-rcpc3", FEAT_RCPC3, "+rcpc,+rcpc3", 241},
{"rdm", AArch64::AEK_RDM, "+rdm", "-rdm", FEAT_RDM, "+rdm,+fp-armv8,+neon", 108},
{"rng", AArch64::AEK_RAND, "+rand", "-rand", FEAT_RNG, "+rand", 10},
{"rpres", AArch64::AEK_NONE, {}, {}, FEAT_RPRES, "", 300},
{"sb", AArch64::AEK_SB, "+sb", "-sb", FEAT_SB, "+sb", 470},
{"sha1", AArch64::AEK_NONE, {}, {}, FEAT_SHA1, "+fp-armv8,+neon", 120},
{"sha2", AArch64::AEK_SHA2, "+sha2", "-sha2", FEAT_SHA2, "+sha2,+fp-armv8,+neon", 130},
{"sha3", AArch64::AEK_SHA3, "+sha3", "-sha3", FEAT_SHA3, "+sha3,+sha2,+fp-armv8,+neon", 140},
{"simd", AArch64::AEK_SIMD, "+neon", "-neon", FEAT_SIMD, "+fp-armv8,+neon", 100},
{"sm4", AArch64::AEK_SM4, "+sm4", "-sm4", FEAT_SM4, "+sm4,+fp-armv8,+neon", 106},
{"sme-f16f16", AArch64::AEK_SMEF16F16, "+sme-f16f16", "-sme-f16f16", FEAT_INIT, "+sme2,+sme-f16f16", 0},
{"sme-f64f64", AArch64::AEK_SMEF64F64, "+sme-f64f64", "-sme-f64f64", FEAT_SME_F64, "+sme,+sme-f64f64,+bf16", 560},
{"sme-i16i64", AArch64::AEK_SMEI16I64, "+sme-i16i64", "-sme-i16i64", FEAT_SME_I64, "+sme,+sme-i16i64,+bf16", 570},
{"sme", AArch64::AEK_SME, "+sme", "-sme", FEAT_SME, "+sme,+bf16", 430},
{"sme2", AArch64::AEK_SME2, "+sme2", "-sme2", FEAT_SME2, "+sme2,+sme,+bf16", 580},
{"sme2p1", AArch64::AEK_SME2p1, "+sme2p1", "-sme2p1", FEAT_INIT, "+sme2p1,+sme2,+sme,+bf16", 0},
{"ssbs", AArch64::AEK_SSBS, "+ssbs", "-ssbs", FEAT_SSBS, "", 490},
{"ssbs2", AArch64::AEK_NONE, {}, {}, FEAT_SSBS2, "+ssbs", 500},
{"sve-bf16", AArch64::AEK_NONE, {}, {}, FEAT_SVE_BF16, "+sve,+bf16,+fullfp16,+fp-armv8,+neon", 320},
{"sve-ebf16", AArch64::AEK_NONE, {}, {}, FEAT_SVE_EBF16, "+sve,+bf16,+fullfp16,+fp-armv8,+neon", 330},
{"sve-i8mm", AArch64::AEK_NONE, {}, {}, FEAT_SVE_I8MM, "+sve,+i8mm,+fullfp16,+fp-armv8,+neon", 340},
{"sve", AArch64::AEK_SVE, "+sve", "-sve", FEAT_SVE, "+sve,+fullfp16,+fp-armv8,+neon", 310},
{"sve2-aes", AArch64::AEK_SVE2AES, "+sve2-aes", "-sve2-aes", FEAT_SVE_AES, "+sve2,+sve,+sve2-aes,+fullfp16,+fp-armv8,+neon", 380},
{"sve2-bitperm", AArch64::AEK_SVE2BITPERM, "+sve2-bitperm", "-sve2-bitperm", FEAT_SVE_BITPERM, "+sve2,+sve,+sve2-bitperm,+fullfp16,+fp-armv8,+neon", 400},
{"sve2-pmull128", AArch64::AEK_NONE, {}, {}, FEAT_SVE_PMULL128, "+sve2,+sve,+sve2-aes,+fullfp16,+fp-armv8,+neon", 390},
{"sve2-sha3", AArch64::AEK_SVE2SHA3, "+sve2-sha3", "-sve2-sha3", FEAT_SVE_SHA3, "+sve2,+sve,+sve2-sha3,+fullfp16,+fp-armv8,+neon", 410},
{"sve2-sm4", AArch64::AEK_SVE2SM4, "+sve2-sm4", "-sve2-sm4", FEAT_SVE_SM4, "+sve2,+sve,+sve2-sm4,+fullfp16,+fp-armv8,+neon", 420},
{"sve2", AArch64::AEK_SVE2, "+sve2", "-sve2", FEAT_SVE2, "+sve2,+sve,+fullfp16,+fp-armv8,+neon", 370},
{"sve2p1", AArch64::AEK_SVE2p1, "+sve2p1", "-sve2p1", FEAT_INIT, "+sve2p1,+sve2,+sve,+fullfp16,+fp-armv8,+neon", 0},
{"the", AArch64::AEK_THE, "+the", "-the", FEAT_INIT, "", 0},
{"tme", AArch64::AEK_TME, "+tme", "-tme", FEAT_INIT, "", 0},
{"wfxt", AArch64::AEK_NONE, {}, {}, FEAT_WFXT, "+wfxt", 550},
{"gcs", AArch64::AEK_GCS, "+gcs", "-gcs", FEAT_INIT, "", 0},
{"fpmr", AArch64::AEK_FPMR, "+fpmr", "-fpmr", FEAT_INIT, "", 0},
{"fp8", AArch64::AEK_FP8, "+fp8", "-fp8", FEAT_INIT, "+fpmr", 0},
{"faminmax", AArch64::AEK_FAMINMAX, "+faminmax", "-faminmax", FEAT_INIT, "", 0},
{"fp8fma", AArch64::AEK_FP8FMA, "+fp8fma", "-fp8fma", FEAT_INIT, "+fpmr", 0},
{"ssve-fp8fma", AArch64::AEK_SSVE_FP8FMA, "+ssve-fp8fma", "-ssve-fp8fma", FEAT_INIT, "+sme2", 0},
{"fp8dot2", AArch64::AEK_FP8DOT2, "+fp8dot2", "-fp8dot2", FEAT_INIT, "", 0},
{"ssve-fp8dot2", AArch64::AEK_SSVE_FP8DOT2, "+ssve-fp8dot2", "-ssve-fp8dot2", FEAT_INIT, "+sme2", 0},
{"fp8dot4", AArch64::AEK_FP8DOT4, "+fp8dot4", "-fp8dot4", FEAT_INIT, "", 0},
{"ssve-fp8dot4", AArch64::AEK_SSVE_FP8DOT4, "+ssve-fp8dot4", "-ssve-fp8dot4", FEAT_INIT, "+sme2", 0},
{"lut", AArch64::AEK_LUT, "+lut", "-lut", FEAT_INIT, "", 0},
{"sme-lutv2", AArch64::AEK_SME_LUTv2, "+sme-lutv2", "-sme-lutv2", FEAT_INIT, "", 0},
{"sme-f8f16", AArch64::AEK_SMEF8F16, "+sme-f8f16", "-sme-f8f16", FEAT_INIT, "+fp8,+sme2", 0},
{"sme-f8f32", AArch64::AEK_SMEF8F32, "+sme-f8f32", "-sme-f8f32", FEAT_INIT, "+sme2,+fp8", 0},
{"sme-fa64", AArch64::AEK_SMEFA64, "+sme-fa64", "-sme-fa64", FEAT_INIT, "", 0},
{"cpa", AArch64::AEK_CPA, "+cpa", "-cpa", FEAT_INIT, "", 0},
{"pauth-lr", AArch64::AEK_PAUTHLR, "+pauth-lr", "-pauth-lr", FEAT_INIT, "", 0},
{"tlbiw", AArch64::AEK_TLBIW, "+tlbiw", "-tlbiw", FEAT_INIT, "", 0},
// Special cases
{"none", AArch64::AEK_NONE, {}, {}, FEAT_INIT, "", ExtensionInfo::MaxFMVPriority},
};
// clang-format on
#define EMIT_EXTENSIONS
#include "llvm/TargetParser/AArch64TargetParserDef.inc"

struct ExtensionSet {
// Set of extensions which are currently enabled.
Expand Down Expand Up @@ -328,7 +205,7 @@ inline constexpr ExtensionDependency ExtensionDependencies[] = {
{AEK_SVE, AEK_SVE2},
{AEK_SVE, AEK_F32MM},
{AEK_SVE, AEK_F64MM},
{AEK_SVE2, AEK_SVE2p1},
{AEK_SVE2, AEK_SVE2P1},
{AEK_SVE2, AEK_SVE2BITPERM},
{AEK_SVE2, AEK_SVE2AES},
{AEK_SVE2, AEK_SVE2SHA3},
Expand All @@ -340,7 +217,7 @@ inline constexpr ExtensionDependency ExtensionDependencies[] = {
{AEK_SME, AEK_SMEF64F64},
{AEK_SME, AEK_SMEI16I64},
{AEK_SME, AEK_SMEFA64},
{AEK_SME2, AEK_SME2p1},
{AEK_SME2, AEK_SME2P1},
{AEK_SME2, AEK_SSVE_FP8FMA},
{AEK_SME2, AEK_SSVE_FP8DOT2},
{AEK_SME2, AEK_SSVE_FP8DOT4},
Expand All @@ -350,7 +227,7 @@ inline constexpr ExtensionDependency ExtensionDependencies[] = {
{AEK_FP8, AEK_SMEF8F32},
{AEK_LSE, AEK_LSE128},
{AEK_PREDRES, AEK_SPECRES2},
{AEK_RAS, AEK_RASv2},
{AEK_RAS, AEK_RASV2},
{AEK_RCPC, AEK_RCPC3},
};
// clang-format on
Expand Down Expand Up @@ -429,7 +306,7 @@ inline constexpr ArchInfo ARMV8_7A = { VersionTuple{8, 7}, AProfile, "armv8.7-a
inline constexpr ArchInfo ARMV8_8A = { VersionTuple{8, 8}, AProfile, "armv8.8-a", "+v8.8a", (ARMV8_7A.DefaultExts |
AArch64::ExtensionBitset({AArch64::AEK_MOPS, AArch64::AEK_HBC}))};
inline constexpr ArchInfo ARMV8_9A = { VersionTuple{8, 9}, AProfile, "armv8.9-a", "+v8.9a", (ARMV8_8A.DefaultExts |
AArch64::ExtensionBitset({AArch64::AEK_SPECRES2, AArch64::AEK_CSSC, AArch64::AEK_RASv2}))};
AArch64::ExtensionBitset({AArch64::AEK_SPECRES2, AArch64::AEK_CSSC, AArch64::AEK_RASV2}))};
inline constexpr ArchInfo ARMV9A = { VersionTuple{9, 0}, AProfile, "armv9-a", "+v9a", (ARMV8_5A.DefaultExts |
AArch64::ExtensionBitset({AArch64::AEK_FP16, AArch64::AEK_SVE, AArch64::AEK_SVE2}))};
inline constexpr ArchInfo ARMV9_1A = { VersionTuple{9, 1}, AProfile, "armv9.1-a", "+v9.1a", (ARMV9A.DefaultExts |
Expand All @@ -438,7 +315,7 @@ inline constexpr ArchInfo ARMV9_2A = { VersionTuple{9, 2}, AProfile, "armv9.2-a
inline constexpr ArchInfo ARMV9_3A = { VersionTuple{9, 3}, AProfile, "armv9.3-a", "+v9.3a", (ARMV9_2A.DefaultExts |
AArch64::ExtensionBitset({AArch64::AEK_MOPS, AArch64::AEK_HBC}))};
inline constexpr ArchInfo ARMV9_4A = { VersionTuple{9, 4}, AProfile, "armv9.4-a", "+v9.4a", (ARMV9_3A.DefaultExts |
AArch64::ExtensionBitset({AArch64::AEK_SPECRES2, AArch64::AEK_CSSC, AArch64::AEK_RASv2}))};
AArch64::ExtensionBitset({AArch64::AEK_SPECRES2, AArch64::AEK_CSSC, AArch64::AEK_RASV2}))};
inline constexpr ArchInfo ARMV9_5A = { VersionTuple{9, 5}, AProfile, "armv9.5-a", "+v9.5a", (ARMV9_4A.DefaultExts |
AArch64::ExtensionBitset({AArch64::AEK_CPA}))};
// For v8-R, we do not enable crypto and align with GCC that enables a more minimal set of optional architecture extensions.
Expand Down
Loading