llvmbot wrote:
<!--LLVM PR SUMMARY COMMENT--> @llvm/pr-subscribers-clang Author: Alexandros Lamprineas (labrinea) <details> <summary>Changes</summary> Supports option 2 of https://github.com/ARM-software/acle/issues/403 depends on option 1 https://github.com/llvm/llvm-project/pull/146092 --- Patch is 28.76 KiB, truncated to 20.00 KiB below, full version: https://github.com/llvm/llvm-project/pull/147073.diff 15 Files Affected: - (modified) clang/include/clang/Sema/Sema.h (+2-1) - (modified) clang/lib/CodeGen/Targets/AArch64.cpp (+4-1) - (modified) clang/lib/Sema/SemaDeclAttr.cpp (+30-4) - (modified) clang/test/AST/attr-target-version.c (+1-1) - (modified) clang/test/CodeGen/AArch64/fmv-duplicate-mangled-name.c (+16) - (added) clang/test/CodeGen/AArch64/fmv-explicit-priority.c (+193) - (modified) llvm/include/llvm/Analysis/TargetTransformInfo.h (+5-1) - (modified) llvm/include/llvm/Analysis/TargetTransformInfoImpl.h (+1) - (modified) llvm/include/llvm/TargetParser/AArch64FeatPriorities.inc (+6-1) - (modified) llvm/lib/Analysis/TargetTransformInfo.cpp (+4) - (modified) llvm/lib/Target/AArch64/AArch64FMV.td (+5) - (modified) llvm/lib/Target/AArch64/AArch64TargetTransformInfo.cpp (+14-3) - (modified) llvm/lib/Target/AArch64/AArch64TargetTransformInfo.h (+1) - (modified) llvm/lib/TargetParser/AArch64TargetParser.cpp (+19-10) - (modified) llvm/lib/Transforms/IPO/GlobalOpt.cpp (+15-7) ``````````diff diff --git a/clang/include/clang/Sema/Sema.h b/clang/include/clang/Sema/Sema.h index 9397546c8fc5d..71bf7dd9f09a1 100644 --- a/clang/include/clang/Sema/Sema.h +++ b/clang/include/clang/Sema/Sema.h @@ -4911,7 +4911,8 @@ class Sema final : public SemaBase { bool checkTargetAttr(SourceLocation LiteralLoc, StringRef Str); /// Check Target Version attrs - bool checkTargetVersionAttr(SourceLocation Loc, Decl *D, StringRef Str); + bool checkTargetVersionAttr(SourceLocation Loc, Decl *D, StringRef Str, + SmallString<64> &); bool checkTargetClonesAttrString( SourceLocation LiteralLoc, StringRef Str, const StringLiteral *Literal, Decl *D, bool &HasDefault, bool &HasCommas, bool &HasNotDefault, diff --git a/clang/lib/CodeGen/Targets/AArch64.cpp b/clang/lib/CodeGen/Targets/AArch64.cpp index b82c46966cf0b..e2ede08942183 100644 --- a/clang/lib/CodeGen/Targets/AArch64.cpp +++ b/clang/lib/CodeGen/Targets/AArch64.cpp @@ -1336,10 +1336,13 @@ void AArch64ABIInfo::appendAttributeMangling(StringRef AttrStr, }); llvm::SmallDenseSet<StringRef, 8> UniqueFeats; - for (auto &Feat : Features) + for (auto &Feat : Features) { + if (!getTarget().doesFeatureAffectCodeGen(Feat)) + continue; if (auto Ext = llvm::AArch64::parseFMVExtension(Feat)) if (UniqueFeats.insert(Ext->Name).second) Out << 'M' << Ext->Name; + } } std::unique_ptr<TargetCodeGenInfo> diff --git a/clang/lib/Sema/SemaDeclAttr.cpp b/clang/lib/Sema/SemaDeclAttr.cpp index eba29e609cb05..987f1df33c2c6 100644 --- a/clang/lib/Sema/SemaDeclAttr.cpp +++ b/clang/lib/Sema/SemaDeclAttr.cpp @@ -3279,7 +3279,7 @@ bool Sema::checkTargetAttr(SourceLocation LiteralLoc, StringRef AttrStr) { } bool Sema::checkTargetVersionAttr(SourceLocation LiteralLoc, Decl *D, - StringRef AttrStr) { + StringRef AttrStr, SmallString<64> &NewStr) { enum FirstParam { Unsupported }; enum SecondParam { None }; enum ThirdParam { Target, TargetClones, TargetVersion }; @@ -3330,11 +3330,19 @@ bool Sema::checkTargetVersionAttr(SourceLocation LiteralLoc, Decl *D, return Diag(LiteralLoc, diag::warn_unsupported_target_attribute) << Unsupported << None << AttrStr << TargetVersion; + NewStr = AttrStr; return false; } - AttrStr.split(Features, "+"); + + auto [LHS, RHS] = AttrStr.split(';'); + LHS.split(Features, '+'); + if (!RHS.empty()) + RHS.split(Features, '+'); for (auto &CurFeature : Features) { CurFeature = CurFeature.trim(); + if (!NewStr.empty()) + NewStr.append("+"); + NewStr.append(CurFeature); if (CurFeature == "default") continue; if (!Context.getTargetInfo().validateCpuSupports(CurFeature)) @@ -3346,12 +3354,13 @@ bool Sema::checkTargetVersionAttr(SourceLocation LiteralLoc, Decl *D, static void handleTargetVersionAttr(Sema &S, Decl *D, const ParsedAttr &AL) { StringRef Str; + SmallString<64> NewStr; SourceLocation LiteralLoc; if (!S.checkStringLiteralArgumentAttr(AL, 0, Str, &LiteralLoc) || - S.checkTargetVersionAttr(LiteralLoc, D, Str)) + S.checkTargetVersionAttr(LiteralLoc, D, Str, NewStr)) return; TargetVersionAttr *NewAttr = - ::new (S.Context) TargetVersionAttr(S.Context, AL, Str); + ::new (S.Context) TargetVersionAttr(S.Context, AL, NewStr); D->addAttr(NewAttr); } @@ -3404,6 +3413,19 @@ bool Sema::checkTargetClonesAttrString( else StringsBuffer.push_back(Cur); } else { + auto [LHS, RHS] = Cur.split(';'); + StringRef Priority; + if (LHS.starts_with("priority")) { + Priority = LHS; + Cur = !RHS.empty() ? RHS : LHS; + } else if (RHS.starts_with("priority")) { + Priority = RHS; + Cur = LHS; + } + if (!Priority.empty() && !TInfo.validateCpuSupports(Priority)) + Diag(CurLoc, diag::warn_unsupported_target_attribute) + << Unsupported << None << Priority << TargetClones; + std::pair<StringRef, StringRef> CurParts = {{}, Cur}; llvm::SmallVector<StringRef, 8> CurFeatures; while (!CurParts.second.empty()) { @@ -3426,6 +3448,10 @@ bool Sema::checkTargetClonesAttrString( Res.append("+"); Res.append(CurFeat); } + if (!Res.empty() && !Priority.empty()) { + Res.append("+"); + Res.append(Priority); + } if (llvm::is_contained(StringsBuffer, Res) || DefaultIsDupe) Diag(CurLoc, diag::warn_target_clone_duplicate_options); else if (!HasCodeGenImpact) diff --git a/clang/test/AST/attr-target-version.c b/clang/test/AST/attr-target-version.c index b537f5e685a31..26e8331e92664 100644 --- a/clang/test/AST/attr-target-version.c +++ b/clang/test/AST/attr-target-version.c @@ -3,6 +3,6 @@ int __attribute__((target_version("sve2-bitperm + sha2"))) foov(void) { return 1; } int __attribute__((target_clones(" lse + fp + sha3 ", "default"))) fooc(void) { return 2; } // CHECK: TargetVersionAttr -// CHECK: sve2-bitperm + sha2 +// CHECK: sve2-bitperm+sha2 // CHECK: TargetClonesAttr // CHECK: fp+lse+sha3 default diff --git a/clang/test/CodeGen/AArch64/fmv-duplicate-mangled-name.c b/clang/test/CodeGen/AArch64/fmv-duplicate-mangled-name.c index e7e611e09542e..a232ef9ad5143 100644 --- a/clang/test/CodeGen/AArch64/fmv-duplicate-mangled-name.c +++ b/clang/test/CodeGen/AArch64/fmv-duplicate-mangled-name.c @@ -1,5 +1,7 @@ // RUN: %clang_cc1 -triple aarch64-linux-gnu -verify -emit-llvm-only %s -DCHECK_IMPLICIT_DEFAULT // RUN: %clang_cc1 -triple aarch64-linux-gnu -verify -emit-llvm-only %s -DCHECK_EXPLICIT_DEFAULT +// RUN: %clang_cc1 -triple aarch64-linux-gnu -verify -emit-llvm-only %s -DCHECK_EXPLICIT_VERSION_PRIORITY +// RUN: %clang_cc1 -triple aarch64-linux-gnu -verify -emit-llvm-only %s -DCHECK_EXPLICIT_CLONES_PRIORITY #if defined(CHECK_IMPLICIT_DEFAULT) @@ -21,4 +23,18 @@ __attribute__((target_version("default"))) int explicit_default_bad(void) { retu // expected-note@-2 {{previous definition is here}} __attribute__((target_clones("aes", "lse", "default"))) int explicit_default_bad(void) { return 1; } +#elif defined(CHECK_EXPLICIT_VERSION_PRIORITY) + +__attribute__((target_version("aes"))) int explicit_version_priority(void) { return 0; } +// expected-error@+2 {{definition with same mangled name 'explicit_version_priority._Maes' as another definition}} +// expected-note@-2 {{previous definition is here}} +__attribute__((target_version("priority1;aes"))) int explicit_version_priority(void) { return 1; } + +#elif defined(CHECK_EXPLICIT_CLONES_PRIORITY) + +__attribute__((target_version("aes;priority2"))) int explicit_clones_priority(void) { return 0; } +// expected-error@+2 {{definition with same mangled name 'explicit_clones_priority._Maes' as another definition}} +// expected-note@-2 {{previous definition is here}} +__attribute__((target_clones("priority1;aes", "lse"))) int explicit_clones_priority(void) { return 1; } + #endif diff --git a/clang/test/CodeGen/AArch64/fmv-explicit-priority.c b/clang/test/CodeGen/AArch64/fmv-explicit-priority.c new file mode 100644 index 0000000000000..27ecfee613c17 --- /dev/null +++ b/clang/test/CodeGen/AArch64/fmv-explicit-priority.c @@ -0,0 +1,193 @@ +// NOTE: Assertions have been autogenerated by utils/update_cc_test_checks.py UTC_ARGS: --function-signature --check-attributes --check-globals --include-generated-funcs +// RUN: %clang_cc1 -triple aarch64-none-linux-gnu -O3 -fno-inline -emit-llvm -o - %s | FileCheck %s + +__attribute__((target_version("priority1;lse"))) int foo(void) { return 1; } +__attribute__((target_version("priority2;sve2"))) int foo(void) { return 2; } +__attribute__((target_version("priority3;sve"))) int foo(void) { return 3; } +__attribute__((target_version( "default"))) int foo(void) { return 0; } + +__attribute__((target_clones("priority1;lse+sve2", "priority2;lse", "priority3;sve", "default"))) +int fmv_caller(void) { return foo(); } + + +__attribute__((target_version("aes"))) int bar(void) { return 1; } +__attribute__((target_version("priority1;sm4"))) int bar(void) { return 2; } +__attribute__((target_version("default"))) int bar(void) { return 0; } + +__attribute__((target("aes"))) int regular_caller_aes() { return bar(); } +__attribute__((target("sm4"))) int regular_caller_sm4() { return bar(); } +//. +// CHECK: @__aarch64_cpu_features = external dso_local local_unnamed_addr global { i64 } +// CHECK: @foo = weak_odr ifunc i32 (), ptr @foo.resolver +// CHECK: @fmv_caller = weak_odr ifunc i32 (), ptr @fmv_caller.resolver +// CHECK: @bar = weak_odr ifunc i32 (), ptr @bar.resolver +//. +// CHECK: Function Attrs: mustprogress nofree noinline norecurse nosync nounwind willreturn memory(none) +// CHECK-LABEL: define {{[^@]+}}@foo._Mlse +// CHECK-SAME: () #[[ATTR0:[0-9]+]] { +// CHECK-NEXT: entry: +// CHECK-NEXT: ret i32 1 +// +// +// CHECK: Function Attrs: mustprogress nofree noinline norecurse nosync nounwind willreturn memory(none) vscale_range(1,16) +// CHECK-LABEL: define {{[^@]+}}@foo._Msve2 +// CHECK-SAME: () #[[ATTR1:[0-9]+]] { +// CHECK-NEXT: entry: +// CHECK-NEXT: ret i32 2 +// +// +// CHECK: Function Attrs: mustprogress nofree noinline norecurse nosync nounwind willreturn memory(none) vscale_range(1,16) +// CHECK-LABEL: define {{[^@]+}}@foo._Msve +// CHECK-SAME: () #[[ATTR2:[0-9]+]] { +// CHECK-NEXT: entry: +// CHECK-NEXT: ret i32 3 +// +// +// CHECK: Function Attrs: mustprogress nofree noinline norecurse nosync nounwind willreturn memory(none) +// CHECK-LABEL: define {{[^@]+}}@foo.default +// CHECK-SAME: () #[[ATTR3:[0-9]+]] { +// CHECK-NEXT: entry: +// CHECK-NEXT: ret i32 0 +// +// +// CHECK: Function Attrs: mustprogress nofree noinline norecurse nosync nounwind willreturn memory(none) vscale_range(1,16) +// CHECK-LABEL: define {{[^@]+}}@fmv_caller._MlseMsve2 +// CHECK-SAME: () #[[ATTR4:[0-9]+]] { +// CHECK-NEXT: entry: +// CHECK-NEXT: [[CALL:%.*]] = tail call i32 @foo._Mlse() +// CHECK-NEXT: ret i32 [[CALL]] +// +// +// CHECK: Function Attrs: mustprogress nofree noinline norecurse nosync nounwind willreturn memory(none) vscale_range(1,16) +// CHECK-LABEL: define {{[^@]+}}@fmv_caller._Mlse +// CHECK-SAME: () #[[ATTR5:[0-9]+]] { +// CHECK-NEXT: entry: +// CHECK-NEXT: [[CALL:%.*]] = tail call i32 @foo._Mlse() +// CHECK-NEXT: ret i32 [[CALL]] +// +// +// CHECK: Function Attrs: noinline nounwind vscale_range(1,16) +// CHECK-LABEL: define {{[^@]+}}@fmv_caller._Msve +// CHECK-SAME: () #[[ATTR6:[0-9]+]] { +// CHECK-NEXT: entry: +// CHECK-NEXT: [[CALL:%.*]] = tail call i32 @foo() #[[ATTR12:[0-9]+]] +// CHECK-NEXT: ret i32 [[CALL]] +// +// +// CHECK: Function Attrs: mustprogress nofree noinline norecurse nosync nounwind willreturn memory(none) vscale_range(1,16) +// CHECK-LABEL: define {{[^@]+}}@fmv_caller.default +// CHECK-SAME: () #[[ATTR7:[0-9]+]] { +// CHECK-NEXT: entry: +// CHECK-NEXT: [[CALL:%.*]] = tail call i32 @foo.default() +// CHECK-NEXT: ret i32 [[CALL]] +// +// +// CHECK: Function Attrs: mustprogress nofree noinline norecurse nosync nounwind willreturn memory(none) +// CHECK-LABEL: define {{[^@]+}}@bar._Maes +// CHECK-SAME: () #[[ATTR8:[0-9]+]] { +// CHECK-NEXT: entry: +// CHECK-NEXT: ret i32 1 +// +// +// CHECK: Function Attrs: mustprogress nofree noinline norecurse nosync nounwind willreturn memory(none) +// CHECK-LABEL: define {{[^@]+}}@bar._Msm4 +// CHECK-SAME: () #[[ATTR9:[0-9]+]] { +// CHECK-NEXT: entry: +// CHECK-NEXT: ret i32 2 +// +// +// CHECK: Function Attrs: mustprogress nofree noinline norecurse nosync nounwind willreturn memory(none) +// CHECK-LABEL: define {{[^@]+}}@bar.default +// CHECK-SAME: () #[[ATTR3]] { +// CHECK-NEXT: entry: +// CHECK-NEXT: ret i32 0 +// +// +// CHECK: Function Attrs: noinline nounwind +// CHECK-LABEL: define {{[^@]+}}@regular_caller_aes +// CHECK-SAME: () local_unnamed_addr #[[ATTR10:[0-9]+]] { +// CHECK-NEXT: entry: +// CHECK-NEXT: [[CALL:%.*]] = tail call i32 @bar() #[[ATTR12]] +// CHECK-NEXT: ret i32 [[CALL]] +// +// +// CHECK: Function Attrs: mustprogress nofree noinline norecurse nosync nounwind willreturn memory(none) +// CHECK-LABEL: define {{[^@]+}}@regular_caller_sm4 +// CHECK-SAME: () local_unnamed_addr #[[ATTR11:[0-9]+]] { +// CHECK-NEXT: entry: +// CHECK-NEXT: [[CALL:%.*]] = tail call i32 @bar._Msm4() +// CHECK-NEXT: ret i32 [[CALL]] +// +// +// CHECK-LABEL: define {{[^@]+}}@foo.resolver() comdat { +// CHECK-NEXT: resolver_entry: +// CHECK-NEXT: tail call void @__init_cpu_features_resolver() +// CHECK-NEXT: [[TMP0:%.*]] = load i64, ptr @__aarch64_cpu_features, align 8 +// CHECK-NEXT: [[TMP1:%.*]] = and i64 [[TMP0]], 128 +// CHECK-NEXT: [[DOTNOT:%.*]] = icmp eq i64 [[TMP1]], 0 +// CHECK-NEXT: br i1 [[DOTNOT]], label [[RESOLVER_ELSE:%.*]], label [[COMMON_RET:%.*]] +// CHECK: common.ret: +// CHECK-NEXT: [[COMMON_RET_OP:%.*]] = phi ptr [ @foo._Mlse, [[RESOLVER_ENTRY:%.*]] ], [ @foo._Msve2, [[RESOLVER_ELSE]] ], [ [[FOO__MSVE_FOO_DEFAULT:%.*]], [[RESOLVER_ELSE2:%.*]] ] +// CHECK-NEXT: ret ptr [[COMMON_RET_OP]] +// CHECK: resolver_else: +// CHECK-NEXT: [[TMP2:%.*]] = and i64 [[TMP0]], 69793284352 +// CHECK-NEXT: [[TMP3:%.*]] = icmp eq i64 [[TMP2]], 69793284352 +// CHECK-NEXT: br i1 [[TMP3]], label [[COMMON_RET]], label [[RESOLVER_ELSE2]] +// CHECK: resolver_else2: +// CHECK-NEXT: [[TMP4:%.*]] = and i64 [[TMP0]], 1073807616 +// CHECK-NEXT: [[TMP5:%.*]] = icmp eq i64 [[TMP4]], 1073807616 +// CHECK-NEXT: [[FOO__MSVE_FOO_DEFAULT]] = select i1 [[TMP5]], ptr @foo._Msve, ptr @foo.default +// CHECK-NEXT: br label [[COMMON_RET]] +// +// +// CHECK-LABEL: define {{[^@]+}}@fmv_caller.resolver() comdat { +// CHECK-NEXT: resolver_entry: +// CHECK-NEXT: tail call void @__init_cpu_features_resolver() +// CHECK-NEXT: [[TMP0:%.*]] = load i64, ptr @__aarch64_cpu_features, align 8 +// CHECK-NEXT: [[TMP1:%.*]] = and i64 [[TMP0]], 69793284480 +// CHECK-NEXT: [[TMP2:%.*]] = icmp eq i64 [[TMP1]], 69793284480 +// CHECK-NEXT: br i1 [[TMP2]], label [[COMMON_RET:%.*]], label [[RESOLVER_ELSE:%.*]] +// CHECK: common.ret: +// CHECK-NEXT: [[COMMON_RET_OP:%.*]] = phi ptr [ @fmv_caller._MlseMsve2, [[RESOLVER_ENTRY:%.*]] ], [ @fmv_caller._Mlse, [[RESOLVER_ELSE]] ], [ [[FMV_CALLER__MSVE_FMV_CALLER_DEFAULT:%.*]], [[RESOLVER_ELSE2:%.*]] ] +// CHECK-NEXT: ret ptr [[COMMON_RET_OP]] +// CHECK: resolver_else: +// CHECK-NEXT: [[TMP3:%.*]] = and i64 [[TMP0]], 128 +// CHECK-NEXT: [[DOTNOT:%.*]] = icmp eq i64 [[TMP3]], 0 +// CHECK-NEXT: br i1 [[DOTNOT]], label [[RESOLVER_ELSE2]], label [[COMMON_RET]] +// CHECK: resolver_else2: +// CHECK-NEXT: [[TMP4:%.*]] = and i64 [[TMP0]], 1073807616 +// CHECK-NEXT: [[TMP5:%.*]] = icmp eq i64 [[TMP4]], 1073807616 +// CHECK-NEXT: [[FMV_CALLER__MSVE_FMV_CALLER_DEFAULT]] = select i1 [[TMP5]], ptr @fmv_caller._Msve, ptr @fmv_caller.default +// CHECK-NEXT: br label [[COMMON_RET]] +// +// +// CHECK-LABEL: define {{[^@]+}}@bar.resolver() comdat { +// CHECK-NEXT: resolver_entry: +// CHECK-NEXT: tail call void @__init_cpu_features_resolver() +// CHECK-NEXT: [[TMP0:%.*]] = load i64, ptr @__aarch64_cpu_features, align 8 +// CHECK-NEXT: [[TMP1:%.*]] = and i64 [[TMP0]], 800 +// CHECK-NEXT: [[TMP2:%.*]] = icmp eq i64 [[TMP1]], 800 +// CHECK-NEXT: [[TMP3:%.*]] = and i64 [[TMP0]], 33536 +// CHECK-NEXT: [[TMP4:%.*]] = icmp eq i64 [[TMP3]], 33536 +// CHECK-NEXT: [[BAR__MAES_BAR_DEFAULT:%.*]] = select i1 [[TMP4]], ptr @bar._Maes, ptr @bar.default +// CHECK-NEXT: [[COMMON_RET_OP:%.*]] = select i1 [[TMP2]], ptr @bar._Msm4, ptr [[BAR__MAES_BAR_DEFAULT]] +// CHECK-NEXT: ret ptr [[COMMON_RET_OP]] +// +//. +// CHECK: attributes #[[ATTR0]] = { mustprogress nofree noinline norecurse nosync nounwind willreturn memory(none) "fmv-features"="lse,priority1" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-features"="+lse" } +// CHECK: attributes #[[ATTR1]] = { mustprogress nofree noinline norecurse nosync nounwind willreturn memory(none) vscale_range(1,16) "fmv-features"="priority2,sve2" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-features"="+fp-armv8,+fullfp16,+sve,+sve2" } +// CHECK: attributes #[[ATTR2]] = { mustprogress nofree noinline norecurse nosync nounwind willreturn memory(none) vscale_range(1,16) "fmv-features"="priority3,sve" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-features"="+fp-armv8,+fullfp16,+sve" } +// CHECK: attributes #[[ATTR3]] = { mustprogress nofree noinline norecurse nosync nounwind willreturn memory(none) "fmv-features" "no-trapping-math"="true" "stack-protector-buffer-size"="8" } +// CHECK: attributes #[[ATTR4]] = { mustprogress nofree noinline norecurse nosync nounwind willreturn memory(none) vscale_range(1,16) "fmv-features"="lse,priority1,sve2" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-features"="+fp-armv8,+fullfp16,+lse,+sve,+sve2" } +// CHECK: attributes #[[ATTR5]] = { mustprogress nofree noinline norecurse nosync nounwind willreturn memory(none) vscale_range(1,16) "fmv-features"="lse,priority2" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-features"="+lse" } +// CHECK: attributes #[[ATTR6]] = { noinline nounwind vscale_range(1,16) "fmv-features"="priority3,sve" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-features"="+fp-armv8,+fullfp16,+sve" } +// CHECK: attributes #[[ATTR7]] = { mustprogress nofree noinline norecurse nosync nounwind willreturn memory(none) vscale_range(1,16) "fmv-features" "no-trapping-math"="true" "stack-protector-buffer-size"="8" } +// CHECK: attributes #[[ATTR8]] = { mustprogress nofree noinline norecurse nosync nounwind willreturn memory(none) "fmv-features"="aes" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-features"="+aes,+fp-armv8,+neon" } +// CHECK: attributes #[[ATTR9]] = { mustprogress nofree noinline norecurse nosync nounwind willreturn memory(none) "fmv-features"="priority1,sm4" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-features"="+fp-armv8,+neon,+sm4" } +// CHECK: attributes #[[ATTR10]] = { noinline nounwind "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-features"="+aes,+fp-armv8,+neon" } +// CHECK: attributes #[[ATTR11]] = { mustprogress nofree noinline norecurse nosync nounwind willreturn memory(none) "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-features"="+fp-armv8,+neon,+sm4" } +// CHECK: attributes #[[ATTR12]] = { nounwind } +//. +// CHECK: [[META0:![0-9]+]] = !{i32 1, !"wchar_size", i32 4} +// CHECK: [[META1:![0-9]+]] = !{!"{{.*}}clang version {{.*}}"} +//. diff --git a/llvm/include/llvm/Analysis/TargetTransformInfo.h b/llvm/include/llvm/Analysis/TargetTransformInfo.h index 90d92e0fcf55c..c8e9a67b627f6 100644 --- a/llvm/include/llvm/Analysis/TargetTransformInfo.h +++ b/llvm/include/llvm/Analysis/TargetTransformInfo.h @@ -1916,9 +1916,13 @@ class TargetTransformInfo { LLVM_ABI bool hasArmWideBranch(bool Thumb) const; /// Returns a bitmask constructed from the target-features or fmv-features - /// metadata of a function. + /// metadata of a function corresponding to its Arch Extensions. LLVM_ABI uint64_t getFeatureMask(const Function &F) const; + /// Returns a bitmask constructed from the target-features or fmv-features + /// metadata of a function corresponding to its FMV priority. + LLVM_ABI uint64_t getPriorityMask(const Function &F) const; + /// Returns true if this is an instance of a function with multiple versions. LLVM_ABI bool isMultiversionedFunction(const Function &F) const; diff --git a/llvm/include/llvm/Analysis/TargetTransformInfoImpl.h b/llvm/include/llvm/Analysis/TargetTransformInfoImpl.h index c22928c9bcd94..628c92ddebd21 100644 --- a/llvm/include/llvm/Analysis/TargetTransformInfoImpl.h +++ b/llvm/include/llvm/Analysis/TargetTransformInfoImpl.h @@ -1126,6 +1126,7 @@ class TargetTransformInfoImplBase { virtual bool hasArmWideBranch(bool) const { return false; } virtual uint64_t getFeatureMask(const Function &F) const { return 0; } + virtual uint64_t getPriorityMask(const Function &F) const { return 0; } virtual bool isMultiversionedFunction(const Function &F) const { return false; diff --git a/llvm/include/llvm/TargetParse... [truncated] `````````` </details> https://github.com/llvm/llvm-project/pull/147073 _______________________________________________ cfe-commits mailing list cfe-commits@lists.llvm.org https://lists.llvm.org/cgi-bin/mailman/listinfo/cfe-commits
