From 58bb61ae949a3b7197e6c014dcd469dc2fbbd020 Mon Sep 17 00:00:00 2001 From: Eli Friedman Date: Tue, 21 Jul 2009 20:05:43 +0000 Subject: [PATCH] Remove a couple of already-implemented notes. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@76631 91177308-0d34-0410-b5e6-96231b3b80d8 --- lib/Target/README.txt | 12 ------------ 1 file changed, 12 deletions(-) diff --git a/lib/Target/README.txt b/lib/Target/README.txt index be7bb3a53ec..559835e8b54 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; isize; 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