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aykevlaykevl
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WIP full LLVM 20 support
1 parent 0964176 commit 0f82f52

38 files changed

+194
-178
lines changed

‎.github/workflows/build-macos.yml‎

Lines changed: 2 additions & 2 deletions
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@@ -45,7 +45,7 @@ jobs:
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uses: actions/cache/restore@v4
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id: cache-llvm-source
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with:
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key: llvm-source-19-${{ matrix.os }}-v1
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key: llvm-source-20-${{ matrix.os }}-v1
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path: |
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llvm-project/clang/lib/Headers
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llvm-project/clang/include
@@ -70,7 +70,7 @@ jobs:
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uses: actions/cache/restore@v4
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id: cache-llvm-build
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with:
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key: llvm-build-19-${{ matrix.os }}-v1
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key: llvm-build-20-${{ matrix.os }}-v1
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path: llvm-build
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- name: Build LLVM
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if: steps.cache-llvm-build.outputs.cache-hit != 'true'

‎.github/workflows/linux.yml‎

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@@ -48,7 +48,7 @@ jobs:
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uses: actions/cache/restore@v4
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id: cache-llvm-source
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with:
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key: llvm-source-19-linux-alpine-v1
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key: llvm-source-20-linux-alpine-v1
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path: |
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llvm-project/clang/lib/Headers
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llvm-project/clang/include
@@ -73,7 +73,7 @@ jobs:
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uses: actions/cache/restore@v4
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id: cache-llvm-build
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with:
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key: llvm-build-19-linux-alpine-v1
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key: llvm-build-20-linux-alpine-v1
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path: llvm-build
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- name: Build LLVM
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if: steps.cache-llvm-build.outputs.cache-hit != 'true'
@@ -197,7 +197,7 @@ jobs:
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uses: actions/cache/restore@v4
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id: cache-llvm-source
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with:
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key: llvm-source-19-linux-asserts-v1
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key: llvm-source-20-linux-asserts-v1
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path: |
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llvm-project/clang/lib/Headers
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llvm-project/clang/include
@@ -222,7 +222,7 @@ jobs:
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uses: actions/cache/restore@v4
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id: cache-llvm-build
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with:
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key: llvm-build-19-linux-asserts-v1
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key: llvm-build-20-linux-asserts-v1
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path: llvm-build
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- name: Build LLVM
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if: steps.cache-llvm-build.outputs.cache-hit != 'true'
@@ -304,7 +304,7 @@ jobs:
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uses: actions/cache/restore@v4
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id: cache-llvm-source
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with:
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key: llvm-source-19-linux-v1
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key: llvm-source-20-linux-v1
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path: |
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llvm-project/clang/lib/Headers
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llvm-project/clang/include
@@ -329,7 +329,7 @@ jobs:
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uses: actions/cache/restore@v4
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id: cache-llvm-build
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with:
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key: llvm-build-19-linux-${{ matrix.goarch }}-v3
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key: llvm-build-20-linux-${{ matrix.goarch }}-v3
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path: llvm-build
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- name: Build LLVM
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if: steps.cache-llvm-build.outputs.cache-hit != 'true'

‎.github/workflows/llvm.yml‎

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@@ -35,8 +35,8 @@ jobs:
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uses: docker/metadata-action@v5
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with:
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images: |
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tinygo/llvm-19
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ghcr.io/${{ github.repository_owner }}/llvm-19
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tinygo/llvm-20
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ghcr.io/${{ github.repository_owner }}/llvm-20
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tags: |
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type=sha,format=long
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type=raw,value=latest

‎.github/workflows/nix.yml‎

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Original file line numberDiff line numberDiff line change
@@ -29,7 +29,7 @@ jobs:
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uses: actions/cache/restore@v4
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id: cache-llvm-source
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with:
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key: llvm-source-19-linux-nix-v1
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key: llvm-source-20-linux-nix-v1
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path: |
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llvm-project/compiler-rt
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- name: Download LLVM source

‎.github/workflows/sizediff.yml‎

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@@ -30,7 +30,7 @@ jobs:
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uses: actions/cache@v4
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id: cache-llvm-source
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with:
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key: llvm-source-19-sizediff-v1
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key: llvm-source-20-sizediff-v1
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path: |
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llvm-project/compiler-rt
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- name: Download LLVM source

‎.github/workflows/windows.yml‎

Lines changed: 2 additions & 2 deletions
Original file line numberDiff line numberDiff line change
@@ -47,7 +47,7 @@ jobs:
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uses: actions/cache/restore@v4
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id: cache-llvm-source
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with:
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key: llvm-source-19-windows-v1
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key: llvm-source-20-windows-v1
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path: |
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llvm-project/clang/lib/Headers
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llvm-project/clang/include
@@ -72,7 +72,7 @@ jobs:
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uses: actions/cache/restore@v4
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id: cache-llvm-build
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with:
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key: llvm-build-19-windows-v1
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key: llvm-build-20-windows-v1
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path: llvm-build
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- name: Build LLVM
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if: steps.cache-llvm-build.outputs.cache-hit != 'true'

‎GNUmakefile‎

Lines changed: 1 addition & 1 deletion
Original file line numberDiff line numberDiff line change
@@ -243,7 +243,7 @@ gen-device-renesas: build/gen-device-svd
243243
GO111MODULE=off $(GO) fmt ./src/device/renesas
244244

245245
$(LLVM_PROJECTDIR)/llvm:
246-
git clone -b xtensa_release_19.1.2 --depth=1 https://github.com/espressif/llvm-project $(LLVM_PROJECTDIR)
246+
git clone -b release/esp_20.x --depth=1 https://github.com/espressif/llvm-project $(LLVM_PROJECTDIR)
247247
llvm-source: $(LLVM_PROJECTDIR)/llvm ## Get LLVM sources
248248

249249
# Configure LLVM.

‎builder/cc1as.cpp‎

Lines changed: 13 additions & 8 deletions
Original file line numberDiff line numberDiff line change
@@ -144,8 +144,6 @@ bool AssemblerInvocation::CreateFromArgs(AssemblerInvocation &Opts,
144144
.Default(llvm::DebugCompressionType::None);
145145
}
146146

147-
Opts.RelaxELFRelocations = !Args.hasArg(OPT_mrelax_relocations_no);
148-
Opts.SSE2AVX = Args.hasArg(OPT_msse2avx);
149147
if (auto *DwarfFormatArg = Args.getLastArg(OPT_gdwarf64, OPT_gdwarf32))
150148
Opts.Dwarf64 = DwarfFormatArg->getOption().matches(OPT_gdwarf64);
151149
Opts.DwarfVersion = getLastArgIntValue(Args, OPT_dwarf_version_EQ, 2, Diags);
@@ -236,6 +234,9 @@ bool AssemblerInvocation::CreateFromArgs(AssemblerInvocation &Opts,
236234
Opts.EmitCompactUnwindNonCanonical =
237235
Args.hasArg(OPT_femit_compact_unwind_non_canonical);
238236
Opts.Crel = Args.hasArg(OPT_crel);
237+
Opts.ImplicitMapsyms = Args.hasArg(OPT_mmapsyms_implicit);
238+
Opts.X86RelaxRelocations = !Args.hasArg(OPT_mrelax_relocations_no);
239+
Opts.X86Sse2Avx = Args.hasArg(OPT_msse2avx);
239240

240241
Opts.AsSecureLogFile = Args.getLastArgValue(OPT_as_secure_log_file);
241242

@@ -294,8 +295,9 @@ static bool ExecuteAssemblerImpl(AssemblerInvocation &Opts,
294295
MCOptions.EmitCompactUnwindNonCanonical = Opts.EmitCompactUnwindNonCanonical;
295296
MCOptions.MCSaveTempLabels = Opts.SaveTemporaryLabels;
296297
MCOptions.Crel = Opts.Crel;
297-
MCOptions.X86RelaxRelocations = Opts.RelaxELFRelocations;
298-
MCOptions.X86Sse2Avx = Opts.SSE2AVX;
298+
MCOptions.ImplicitMapSyms = Opts.ImplicitMapsyms;
299+
MCOptions.X86RelaxRelocations = Opts.X86RelaxRelocations;
300+
MCOptions.X86Sse2Avx = Opts.X86Sse2Avx;
299301
MCOptions.CompressDebugSections = Opts.CompressDebugSections;
300302
MCOptions.AsSecureLogFile = Opts.AsSecureLogFile;
301303

@@ -343,10 +345,6 @@ static bool ExecuteAssemblerImpl(AssemblerInvocation &Opts,
343345
// MCObjectFileInfo needs a MCContext reference in order to initialize itself.
344346
std::unique_ptr<MCObjectFileInfo> MOFI(
345347
TheTarget->createMCObjectFileInfo(Ctx, PIC));
346-
if (Opts.DarwinTargetVariantTriple)
347-
MOFI->setDarwinTargetVariantTriple(*Opts.DarwinTargetVariantTriple);
348-
if (!Opts.DarwinTargetVariantSDKVersion.empty())
349-
MOFI->setDarwinTargetVariantSDKVersion(Opts.DarwinTargetVariantSDKVersion);
350348
Ctx.setObjectFileInfo(MOFI.get());
351349

352350
if (Opts.GenDwarfForAssembly)
@@ -428,6 +426,13 @@ static bool ExecuteAssemblerImpl(AssemblerInvocation &Opts,
428426
Str.reset(TheTarget->createMCObjectStreamer(
429427
T, Ctx, std::move(MAB), std::move(OW), std::move(CE), *STI));
430428
Str.get()->initSections(Opts.NoExecStack, *STI);
429+
if (T.isOSBinFormatMachO() && T.isOSDarwin()) {
430+
Triple *TVT = Opts.DarwinTargetVariantTriple
431+
? &*Opts.DarwinTargetVariantTriple
432+
: nullptr;
433+
Str->emitVersionForTarget(T, VersionTuple(), TVT,
434+
Opts.DarwinTargetVariantSDKVersion);
435+
}
431436
}
432437

433438
// When -fembed-bitcode is passed to clang_as, a 1-byte marker

‎builder/cc1as.h‎

Lines changed: 10 additions & 5 deletions
Original file line numberDiff line numberDiff line change
@@ -45,10 +45,6 @@ struct AssemblerInvocation {
4545
LLVM_PREFERRED_TYPE(bool)
4646
unsigned GenDwarfForAssembly : 1;
4747
LLVM_PREFERRED_TYPE(bool)
48-
unsigned RelaxELFRelocations : 1;
49-
LLVM_PREFERRED_TYPE(bool)
50-
unsigned SSE2AVX : 1;
51-
LLVM_PREFERRED_TYPE(bool)
5248
unsigned Dwarf64 : 1;
5349
unsigned DwarfVersion;
5450
std::string DwarfDebugFlags;
@@ -117,6 +113,13 @@ struct AssemblerInvocation {
117113

118114
LLVM_PREFERRED_TYPE(bool)
119115
unsigned Crel : 1;
116+
LLVM_PREFERRED_TYPE(bool)
117+
unsigned ImplicitMapsyms : 1;
118+
119+
LLVM_PREFERRED_TYPE(bool)
120+
unsigned X86RelaxRelocations : 1;
121+
LLVM_PREFERRED_TYPE(bool)
122+
unsigned X86Sse2Avx : 1;
120123

121124
/// The name of the relocation model to use.
122125
std::string RelocationModel;
@@ -148,7 +151,6 @@ struct AssemblerInvocation {
148151
ShowInst = 0;
149152
ShowEncoding = 0;
150153
RelaxAll = 0;
151-
SSE2AVX = 0;
152154
NoExecStack = 0;
153155
FatalWarnings = 0;
154156
NoWarn = 0;
@@ -160,6 +162,9 @@ struct AssemblerInvocation {
160162
EmitDwarfUnwind = EmitDwarfUnwindType::Default;
161163
EmitCompactUnwindNonCanonical = false;
162164
Crel = false;
165+
ImplicitMapsyms = 0;
166+
X86RelaxRelocations = 0;
167+
X86Sse2Avx = 0;
163168
}
164169

165170
static bool CreateFromArgs(AssemblerInvocation &Res,

‎builder/clang.cpp‎

Lines changed: 1 addition & 1 deletion
Original file line numberDiff line numberDiff line change
@@ -60,7 +60,7 @@ bool tinygo_clang_driver(int argc, char **argv) {
6060
}
6161

6262
// Create the actual diagnostics engine.
63-
Clang->createDiagnostics();
63+
Clang->createDiagnostics(*llvm::vfs::getRealFileSystem());
6464
if (!Clang->hasDiagnostics()) {
6565
return false;
6666
}

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