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llvm-mirror/test/tools/llvm-dwarfdump
Reid Kleckner bfd9be426f [MC] Suppress .Lcfi labels when emitting textual assembly
Summary:
This suppresses the generation of .Lcfi labels in our textual assembler.
It was annoying that this generated cascading .Lcfi labels:
  llc foo.ll -o - | llvm-mc | llvm-mc

After three trips through MCAsmStreamer, we'd have three labels in the
output when none are necessary. We should only bother creating the
labels and frame data when making a real object file.

This supercedes D38605, which moved the entire .seh_ implementation into
MCObjectStreamer.

This has the advantage that we do more checking when emitting textual
assembly, as a minor efficiency cost. Outputting textual assembly is not
performance critical, so this shouldn't matter.

Reviewers: majnemer, MatzeB

Subscribers: qcolombet, nemanjai, javed.absar, eraman, hiraditya, JDevlieghere, llvm-commits

Differential Revision: https://reviews.llvm.org/D38638

llvm-svn: 315259
2017-10-10 00:57:36 +00:00
..
X86 [MC] Suppress .Lcfi labels when emitting textual assembly 2017-10-10 00:57:36 +00:00
cmdline.test llvm-dwarfdump: Add an option to collect debug info quality metrics. 2017-10-06 20:24:34 +00:00
lit.local.cfg llvm-dwarfdump: support dumping UUIDs of Mach-O binaries. 2017-09-13 18:22:59 +00:00
uuid32.yaml llvm-dwarfdump: support dumping UUIDs of Mach-O binaries. 2017-09-13 18:22:59 +00:00
uuid.yaml llvm-dwarfdump: support dumping UUIDs of Mach-O binaries. 2017-09-13 18:22:59 +00:00