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| author | Dan Gohman <gohman@apple.com> | 2010-02-18 18:22:18 +0000 |
|---|---|---|
| committer | Dan Gohman <gohman@apple.com> | 2010-02-18 18:22:18 +0000 |
| commit | 91b1289daad4f83345b1d195c9cf8433e458acc9 (patch) | |
| tree | 6ea3a245e036375ddd73bcab731c136fbd6aa57e /llvm/docs/AdvancedGetElementPtr.html | |
| parent | f8b53536ed46ac6a4dfbac954753bbedc2e38ed6 (diff) | |
| download | bcm5719-llvm-91b1289daad4f83345b1d195c9cf8433e458acc9.tar.gz bcm5719-llvm-91b1289daad4f83345b1d195c9cf8433e458acc9.zip | |
Clarify that the rules about object hopping kick in when a pointer is
deferenced, rather than when the pointer value is computed.
llvm-svn: 96596
Diffstat (limited to 'llvm/docs/AdvancedGetElementPtr.html')
| -rw-r--r-- | llvm/docs/AdvancedGetElementPtr.html | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/llvm/docs/AdvancedGetElementPtr.html b/llvm/docs/AdvancedGetElementPtr.html index 1e48bb33dbf..b5efe735538 100644 --- a/llvm/docs/AdvancedGetElementPtr.html +++ b/llvm/docs/AdvancedGetElementPtr.html @@ -44,10 +44,10 @@ where it doesn't do this. With GEP you can avoid this problem. <p>Also, GEP carries additional pointer aliasing rules. It's invalid to take a - GEP from one object and address into a different separately allocated - object. IR producers (front-ends) must follow this rule, and consumers - (optimizers, specifically alias analysis) benefit from being able to rely - on it.</p> + GEP from one object, address into a different separately allocated + object, and deference it. IR producers (front-ends) must follow this rule, + and consumers (optimizers, specifically alias analysis) benefit from being + able to rely on it.</p> <p>And, GEP is more concise in common cases.</p> |
