commit 91ab9bf32cc5d20919bcc1989bde3eca1a3c1764
author Fangrui Song <maskray@google.com> Wed Feb 13 23:18:05 2019 +0000
committer Fangrui Song <maskray@google.com> Wed Feb 13 23:18:05 2019 +0000
tree 8bdee4d17661b1f1bd066fdbf3b85237f182b3d3
parent b5fe6fdbc43662ddb04f9da5b84d7ef26db85bec

[llvm-readobj] Dump GNU_PROPERTY_X86_ISA_1_{NEEDED,USED} notes in .note.gnu.property

Reviewers: grimar, rupprecht

Reviewed By: rupprecht

Subscribers: llvm-commits

Tags: #llvm

Differential Revision: https://reviews.llvm.org/D58175

llvm-svn: 353991

llvm/tools/llvm-readobj/ELFDumper.cpp

diff --git a/llvm/tools/llvm-readobj/ELFDumper.cpp b/llvm/tools/llvm-readobj/ELFDumper.cpp
index aaac9a5..dc6e448 100644
--- a/llvm/tools/llvm-readobj/ELFDumper.cpp
+++ b/llvm/tools/llvm-readobj/ELFDumper.cpp
@@ -3694,6 +3694,47 @@
     if (PrData)
       OS << format("<unknown flags: 0x%x>", PrData);
     return OS.str();
+  case GNU_PROPERTY_X86_ISA_1_NEEDED:
+  case GNU_PROPERTY_X86_ISA_1_USED:
+    OS << "x86 ISA "
+       << (Type == GNU_PROPERTY_X86_ISA_1_NEEDED ? "needed: " : "used: ");
+    if (DataSize != 4) {
+      OS << format("<corrupt length: 0x%x>", DataSize);
+      return OS.str();
+    }
+    PrData = support::endian::read32<ELFT::TargetEndianness>(Data.data());
+    if (PrData == 0) {
+      OS << "<None>";
+      return OS.str();
+    }
+    DumpBit(GNU_PROPERTY_X86_ISA_1_CMOV, "CMOV");
+    DumpBit(GNU_PROPERTY_X86_ISA_1_SSE, "SSE");
+    DumpBit(GNU_PROPERTY_X86_ISA_1_SSE2, "SSE2");
+    DumpBit(GNU_PROPERTY_X86_ISA_1_SSE3, "SSE3");
+    DumpBit(GNU_PROPERTY_X86_ISA_1_SSSE3, "SSSE3");
+    DumpBit(GNU_PROPERTY_X86_ISA_1_SSE4_1, "SSE4_1");
+    DumpBit(GNU_PROPERTY_X86_ISA_1_SSE4_2, "SSE4_2");
+    DumpBit(GNU_PROPERTY_X86_ISA_1_AVX, "AVX");
+    DumpBit(GNU_PROPERTY_X86_ISA_1_AVX2, "AVX2");
+    DumpBit(GNU_PROPERTY_X86_ISA_1_FMA, "FMA");
+    DumpBit(GNU_PROPERTY_X86_ISA_1_AVX512F, "AVX512F");
+    DumpBit(GNU_PROPERTY_X86_ISA_1_AVX512CD, "AVX512CD");
+    DumpBit(GNU_PROPERTY_X86_ISA_1_AVX512ER, "AVX512ER");
+    DumpBit(GNU_PROPERTY_X86_ISA_1_AVX512PF, "AVX512PF");
+    DumpBit(GNU_PROPERTY_X86_ISA_1_AVX512VL, "AVX512VL");
+    DumpBit(GNU_PROPERTY_X86_ISA_1_AVX512DQ, "AVX512DQ");
+    DumpBit(GNU_PROPERTY_X86_ISA_1_AVX512BW, "AVX512BW");
+    DumpBit(GNU_PROPERTY_X86_ISA_1_AVX512_4FMAPS, "AVX512_4FMAPS");
+    DumpBit(GNU_PROPERTY_X86_ISA_1_AVX512_4VNNIW, "AVX512_4VNNIW");
+    DumpBit(GNU_PROPERTY_X86_ISA_1_AVX512_BITALG, "AVX512_BITALG");
+    DumpBit(GNU_PROPERTY_X86_ISA_1_AVX512_IFMA, "AVX512_IFMA");
+    DumpBit(GNU_PROPERTY_X86_ISA_1_AVX512_VBMI, "AVX512_VBMI");
+    DumpBit(GNU_PROPERTY_X86_ISA_1_AVX512_VBMI2, "AVX512_VBMI2");
+    DumpBit(GNU_PROPERTY_X86_ISA_1_AVX512_VNNI, "AVX512_VNNI");
+    if (PrData)
+      OS << format("<unknown flags: 0x%x>", PrData);
+    return OS.str();
+    break;
   case GNU_PROPERTY_X86_FEATURE_2_NEEDED:
   case GNU_PROPERTY_X86_FEATURE_2_USED:
     OS << "x86 feature "