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Add way to omit debug-location from MIR output

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Summary:
In lieu of a proper pass that strips debug info, add a way
to omit debug-locations from the MIR output so that
instructions with MMO's continue to match CHECK's when
mir-debugify is used

Reviewers: aprantl, bogner, vsk

Subscribers: hiraditya, llvm-commits

Tags: #llvm

Differential Revision: https://reviews.llvm.org/D77575
This commit is contained in:
Daniel Sanders 2020-04-06 10:57:21 -07:00
parent 7b37d7f7bc
commit fe5e195ab0
1 changed files with 10 additions and 5 deletions
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15
lib/CodeGen/MIRPrinter.cpp
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@ -79,6 +79,9 @@ static cl::opt<bool> SimplifyMIR(
"simplify-mir", cl::Hidden,
cl::desc("Leave out unnecessary information when printing MIR"));
static cl::opt<bool> PrintLocations("mir-debug-loc", cl::Hidden, cl::init(true),
cl::desc("Print MIR debug-locations"));
namespace {
/// This structure describes how to print out stack object references.
@ -819,11 +822,13 @@ void MIPrinter::print(const MachineInstr &MI) {
NeedComma = true;
}
if (const DebugLoc &DL = MI.getDebugLoc()) {
if (NeedComma)
OS << ',';
OS << " debug-location ";
DL->printAsOperand(OS, MST);
if (PrintLocations) {
if (const DebugLoc &DL = MI.getDebugLoc()) {
if (NeedComma)
OS << ',';
OS << " debug-location ";
DL->printAsOperand(OS, MST);
}
}
if (!MI.memoperands_empty()) {