[PATCH] D100509: Support GCC's -fstack-usage flag

[Fangrui Song via Phabricator via cfe-commits]

MaskRay added inline comments.


================
Comment at: clang/include/clang/Basic/CodeGenOptions.def:110
 CODEGENOPT(StackSizeSection  , 1, 0) ///< Set when -fstack-size-section is enabled.
+CODEGENOPT(StackUsage        , 1, 0) ///< Set when -fstack-usage is enabled.
 CODEGENOPT(ForceDwarfFrameSection , 1, 0) ///< Set when -fforce-dwarf-frame is
----------------
Unneeded


================
Comment at: clang/test/CodeGen/stack-usage.c:7
+
+// CHECK: stack-usage.c:8:foo	{{[0-9]+}}	static
+int foo() {
----------------
`8` -> `[[#@LINE+1]]`


================
Comment at: llvm/lib/CodeGen/AsmPrinter/AsmPrinter.cpp:1212
+
+  *StackUsageStream << ":" << MF.getName() << "\t" << StackSize << "\t";
+  if (FrameInfo.hasVarSizedObjects())
----------------
`""` -> `''`


Repository:
  rG LLVM Github Monorepo

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  https://reviews.llvm.org/D100509/new/

https://reviews.llvm.org/D100509