llvm: fix target triple (#30554)

broken by their move to cmake causing a switch away from the standard --host/--build autoconf fix #28046
JuliaLang · Feb 4, 2019 · 843adcf · 843adcf
1 parent 7cbe7c1
commit 843adcf
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Showing 4 changed files with 10 additions and 10 deletions.
diff --git a/deps/curr_check b/deps/curr_check
@@ -0,0 +1 @@
+1896c83c6bad4f1ab2a5c1fa04f694597e8319e1892eb48c74ce85dad82c924c143c1e09b8d86354ba7b1ef001237a52b503c9ebe06eef61dd16c3689a5e9b30
diff --git a/deps/llvm.mk b/deps/llvm.mk
@@ -65,7 +65,7 @@ LLVM_CXXFLAGS += $(CXXFLAGS)
 LLVM_CPPFLAGS += $(CPPFLAGS)
 LLVM_LDFLAGS += $(LDFLAGS)
 LLVM_CMAKE += -DLLVM_TARGETS_TO_BUILD:STRING="$(LLVM_TARGETS)" -DCMAKE_BUILD_TYPE="$(LLVM_CMAKE_BUILDTYPE)"
-LLVM_CMAKE += -DLLVM_ENABLE_ZLIB=OFF -DLLVM_ENABLE_LIBXML2=OFF
+LLVM_CMAKE += -DLLVM_ENABLE_ZLIB=OFF -DLLVM_ENABLE_LIBXML2=OFF -DLLVM_HOST_TRIPLE="$(or $(XC_HOST),$(BUILD_MACHINE))"
 ifeq ($(USE_POLLY_ACC),1)
 LLVM_CMAKE += -DPOLLY_ENABLE_GPGPU_CODEGEN=ON
 endif

diff --git a/deps/true_check b/deps/true_check
@@ -0,0 +1 @@
+1896c83c6bad4f1ab2a5c1fa04f694597e8319e1892eb48c74ce85dad82c924c143c1e09b8d86354ba7b1ef001237a52b503c9ebe06eef61dd16c3689a5e9b30
diff --git a/src/disasm.cpp b/src/disasm.cpp
@@ -628,24 +628,23 @@ static void jl_dump_asm_internal(
 {
     // GC safe
     // Get the host information
-    std::string TripleName = sys::getDefaultTargetTriple();
-    Triple TheTriple(Triple::normalize(TripleName));
+    Triple TheTriple(sys::getProcessTriple());
 
     const auto &target = jl_get_llvm_disasm_target();
     const auto &cpu = target.first;
     const auto &features = target.second;
 
     std::string err;
-    const Target *TheTarget = TargetRegistry::lookupTarget(TripleName, err);
+    const Target *TheTarget = TargetRegistry::lookupTarget(TheTriple.str(), err);
 
     // Set up required helpers and streamer
     std::unique_ptr<MCStreamer> Streamer;
     SourceMgr SrcMgr;
 
-    std::unique_ptr<MCAsmInfo> MAI(TheTarget->createMCAsmInfo(*TheTarget->createMCRegInfo(TripleName),TripleName));
+    std::unique_ptr<MCAsmInfo> MAI(TheTarget->createMCAsmInfo(*TheTarget->createMCRegInfo(TheTriple.str()), TheTriple.str()));
     assert(MAI && "Unable to create target asm info!");
 
-    std::unique_ptr<MCRegisterInfo> MRI(TheTarget->createMCRegInfo(TripleName));
+    std::unique_ptr<MCRegisterInfo> MRI(TheTarget->createMCRegInfo(TheTriple.str()));
     assert(MRI && "Unable to create target register info!");
 
     std::unique_ptr<MCObjectFileInfo> MOFI(new MCObjectFileInfo());
@@ -659,16 +658,15 @@ static void jl_dump_asm_internal(
 
     // Set up Subtarget and Disassembler
     std::unique_ptr<MCSubtargetInfo>
-        STI(TheTarget->createMCSubtargetInfo(TripleName, cpu, features));
+        STI(TheTarget->createMCSubtargetInfo(TheTriple.str(), cpu, features));
     std::unique_ptr<MCDisassembler> DisAsm(TheTarget->createMCDisassembler(*STI, Ctx));
     if (!DisAsm) {
-        jl_printf(JL_STDERR, "ERROR: no disassembler for target %s\n",
-                  TripleName.c_str());
+        rstream << "ERROR: no disassembler for target " << TheTriple.str();
         return;
     }
     unsigned OutputAsmVariant = 0; // ATT or Intel-style assembly
 
-    if (strcmp(asm_variant, "intel")==0) {
+    if (strcmp(asm_variant, "intel") == 0) {
         OutputAsmVariant = 1;
     }
     bool ShowEncoding = false;
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		@@ -0,0 +1 @@
		1896c83c6bad4f1ab2a5c1fa04f694597e8319e1892eb48c74ce85dad82c924c143c1e09b8d86354ba7b1ef001237a52b503c9ebe06eef61dd16c3689a5e9b30