diff options
| author | Chris Lattner <sabre@nondot.org> | 2004-04-06 03:15:53 +0000 |
|---|---|---|
| committer | Chris Lattner <sabre@nondot.org> | 2004-04-06 03:15:53 +0000 |
| commit | 33f7fa317b1c0bcc8c511b849d9e154d297ba9ac (patch) | |
| tree | ba7887e4393078769410186353f79292ea3de03b /docs/CommandGuide/llvm-as.html | |
| parent | 7ba92306db91d45eec4fafe9aa8a6fb4af276c50 (diff) | |
Emit more efficient 64-bit operations when the RHS is a constant, and one
of the words of the constant is zeros. For example:
Y = and long X, 1234
now generates:
Yl = and Xl, 1234
Yh = 0
instead of:
Yl = and Xl, 1234
Yh = and Xh, 0
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@12685 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'docs/CommandGuide/llvm-as.html')
0 files changed, 0 insertions, 0 deletions