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| author | Vladimir Marko <vmarko@google.com> | 2015-05-07 15:53:41 +0100 |
|---|---|---|
| committer | Vladimir Marko <vmarko@google.com> | 2015-05-07 15:53:41 +0100 |
| commit | f60715c2c0a2398822a143ffb6b75507bffca703 (patch) | |
| tree | dce90cb2315e0463ca1e15a577cd6892f96e4c12 /tools/checker/file_format/c1visualizer/struct.py | |
| parent | f07f71f9af8f56e738ef0451c60734ec6022d08e (diff) | |
Quick: Fix DCE to rename SSA regs for degenerate Phis.
If we're inserting a new Phi and all its inputs are the same
SSA reg (for example, we allow a single-input Phi), some
subsequent insn may actually refer to that reg, so we need
to rename it to keep the graph in a consistent state.
Change-Id: Ic6a1907c3138f4a7d3b13f9e58e9107ca2d92f17
Diffstat (limited to 'tools/checker/file_format/c1visualizer/struct.py')
0 files changed, 0 insertions, 0 deletions