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| author | Nate Begeman <natebegeman@mac.com> | 2004-10-23 00:50:23 +0000 |
|---|---|---|
| committer | Nate Begeman <natebegeman@mac.com> | 2004-10-23 00:50:23 +0000 |
| commit | 6cadac8f43bbe135ba1b6a69dc5c4018c1b3fe38 (patch) | |
| tree | 76b3bbb0f21959a5b115f7808904e8ddce2dd058 /llvm/lib/CodeGen/MachineCodeEmitter.cpp | |
| parent | 37a7102ccbc125177b186e2111986009828c8e72 (diff) | |
| download | bcm5719-llvm-6cadac8f43bbe135ba1b6a69dc5c4018c1b3fe38.tar.gz bcm5719-llvm-6cadac8f43bbe135ba1b6a69dc5c4018c1b3fe38.zip | |
Kill casts from integer types to unsigned byte, when the cast was only used
as the shift amount operand to a shift instruction. This was causing us to
emit unnecessary clear operations for code such as:
int foo(int x) { return 1 << x; }
llvm-svn: 17175
Diffstat (limited to 'llvm/lib/CodeGen/MachineCodeEmitter.cpp')
0 files changed, 0 insertions, 0 deletions
