[PATCH] D66849: [llvm-objdump] Add the missing ARMv8 subarch detection

Yi Kong via Phabricator via llvm-commits llvm-commits at lists.llvm.org
Tue Aug 27 23:39:17 PDT 2019


This revision was automatically updated to reflect the committed changes.
Closed by commit rL370163: [llvm-objdump] Add the missing ARMv8 subarch detection (authored by kongyi, committed by ).

Changed prior to commit:
  https://reviews.llvm.org/D66849?vs=217571&id=217575#toc

Repository:
  rL LLVM

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D66849/new/

https://reviews.llvm.org/D66849

Files:
  llvm/trunk/lib/Object/ELFObjectFile.cpp
  llvm/trunk/test/tools/llvm-objdump/ARM/v8a-subarch.s
  llvm/trunk/test/tools/llvm-objdump/ARM/v8r-subarch.s


Index: llvm/trunk/test/tools/llvm-objdump/ARM/v8r-subarch.s
===================================================================
--- llvm/trunk/test/tools/llvm-objdump/ARM/v8r-subarch.s
+++ llvm/trunk/test/tools/llvm-objdump/ARM/v8r-subarch.s
@@ -0,0 +1,12 @@
+@ RUN: llvm-mc < %s -triple armv8r-elf -filetype=obj | llvm-objdump -triple=arm -d - | FileCheck %s
+
+.eabi_attribute Tag_CPU_arch, 15 // v8_R
+.eabi_attribute Tag_CPU_arch_profile, 0x52 // 'R' profile
+
+.arch armv8
+
+lda:
+lda r0, [r1]
+
+@ CHECK-LABEL:lda
+@ CHECK: 9f 0c 91 e1 lda r0, [r1]
Index: llvm/trunk/test/tools/llvm-objdump/ARM/v8a-subarch.s
===================================================================
--- llvm/trunk/test/tools/llvm-objdump/ARM/v8a-subarch.s
+++ llvm/trunk/test/tools/llvm-objdump/ARM/v8a-subarch.s
@@ -0,0 +1,9 @@
+@ RUN: llvm-mc < %s -triple armv8a-elf -filetype=obj | llvm-objdump -triple=arm -d - | FileCheck %s
+
+.arch armv8a
+
+lda:
+lda r0, [r1]
+
+@ CHECK-LABEL:lda
+@ CHECK: 9f 0c 91 e1 lda r0, [r1]
Index: llvm/trunk/lib/Object/ELFObjectFile.cpp
===================================================================
--- llvm/trunk/lib/Object/ELFObjectFile.cpp
+++ llvm/trunk/lib/Object/ELFObjectFile.cpp
@@ -356,6 +356,21 @@
     case ARMBuildAttrs::v7E_M:
       Triple += "v7em";
       break;
+    case ARMBuildAttrs::v8_A:
+      Triple += "v8a";
+      break;
+    case ARMBuildAttrs::v8_R:
+      Triple += "v8r";
+      break;
+    case ARMBuildAttrs::v8_M_Base:
+      Triple += "v8m.base";
+      break;
+    case ARMBuildAttrs::v8_M_Main:
+      Triple += "v8m.main";
+      break;
+    case ARMBuildAttrs::v8_1_M_Main:
+      Triple += "v8.1m.main";
+      break;
     }
   }
   if (!isLittleEndian())


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