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| author | Eli Friedman <eli.friedman@gmail.com> | 2009-07-21 20:05:43 +0000 |
|---|---|---|
| committer | Eli Friedman <eli.friedman@gmail.com> | 2009-07-21 20:05:43 +0000 |
| commit | 58bb61ae949a3b7197e6c014dcd469dc2fbbd020 (patch) | |
| tree | cef007fec8a6b7c5fa5a1a8e136b0e90021d9653 /lib/Target/README.txt | |
| parent | 49419e28fe400509363cecf63a3a824002c1d9e0 (diff) | |
| download | llvm-58bb61ae949a3b7197e6c014dcd469dc2fbbd020.tar.gz llvm-58bb61ae949a3b7197e6c014dcd469dc2fbbd020.tar.bz2 llvm-58bb61ae949a3b7197e6c014dcd469dc2fbbd020.tar.xz | |
Remove a couple of already-implemented notes.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@76631 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Target/README.txt')
| -rw-r--r-- | lib/Target/README.txt | 12 |
1 files changed, 0 insertions, 12 deletions
diff --git a/lib/Target/README.txt b/lib/Target/README.txt index be7bb3a53e..559835e8b5 100644 --- a/lib/Target/README.txt +++ b/lib/Target/README.txt @@ -197,13 +197,6 @@ _bar: addic r3,r3,-1 //===---------------------------------------------------------------------===// -Legalize should lower ctlz like this: - ctlz(x) = popcnt((x-1) & ~x) - -on targets that have popcnt but not ctlz. itanium, what else? - -//===---------------------------------------------------------------------===// - quantum_sigma_x in 462.libquantum contains the following loop: for(i=0; i<reg->size; i++) @@ -335,11 +328,6 @@ when it is declared U32. //===---------------------------------------------------------------------===// -Promote for i32 bswap can use i64 bswap + shr. Useful on targets with 64-bit -regs and bswap, like itanium. - -//===---------------------------------------------------------------------===// - LSR should know what GPR types a target has. This code: volatile short X, Y; // globals |