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authorDimitry Andric <dim@FreeBSD.org>2021-12-25 22:36:56 +0000
committerDimitry Andric <dim@FreeBSD.org>2022-05-14 11:44:01 +0000
commit0eae32dcef82f6f06de6419a0d623d7def0cc8f6 (patch)
tree55b7e05be47b835fd137915bee1e64026c35e71c /contrib/llvm-project/llvm/lib/ExecutionEngine/Orc/DebuggerSupportPlugin.cpp
parent4824e7fd18a1223177218d4aec1b3c6c5c4a444e (diff)
parent77fc4c146f0870ffb09c1afb823ccbe742c5e6ff (diff)
Diffstat (limited to 'contrib/llvm-project/llvm/lib/ExecutionEngine/Orc/DebuggerSupportPlugin.cpp')
-rw-r--r--contrib/llvm-project/llvm/lib/ExecutionEngine/Orc/DebuggerSupportPlugin.cpp18
1 files changed, 17 insertions, 1 deletions
diff --git a/contrib/llvm-project/llvm/lib/ExecutionEngine/Orc/DebuggerSupportPlugin.cpp b/contrib/llvm-project/llvm/lib/ExecutionEngine/Orc/DebuggerSupportPlugin.cpp
index 8479495623b8..fe62138c790c 100644
--- a/contrib/llvm-project/llvm/lib/ExecutionEngine/Orc/DebuggerSupportPlugin.cpp
+++ b/contrib/llvm-project/llvm/lib/ExecutionEngine/Orc/DebuggerSupportPlugin.cpp
@@ -154,8 +154,24 @@ public:
}
DebugSecInfos.push_back({&Sec, Sec.getName().substr(0, SepPos),
Sec.getName().substr(SepPos + 1), 0, 0});
- } else
+ } else {
NonDebugSections.push_back(&Sec);
+
+ // If the first block in the section has a non-zero alignment offset
+ // then we need to add a padding block, since the section command in
+ // the header doesn't allow for aligment offsets.
+ SectionRange R(Sec);
+ if (!R.empty()) {
+ auto &FB = *R.getFirstBlock();
+ if (FB.getAlignmentOffset() != 0) {
+ auto Padding = G.allocateBuffer(FB.getAlignmentOffset());
+ memset(Padding.data(), 0, Padding.size());
+ G.createContentBlock(Sec, Padding,
+ FB.getAddress() - FB.getAlignmentOffset(),
+ FB.getAlignment(), 0);
+ }
+ }
+ }
}
// Create container block.