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authorNate Begeman <natebegeman@mac.com>2006-01-14 01:24:22 +0000
committerNate Begeman <natebegeman@mac.com>2006-01-14 01:24:22 +0000
commit6283760cd13fa3f41c7f6462456661ea54ded980 (patch)
tree3789a54c77d2eef4ad8eafc4e0ab20ad30bfccde
parente3703d44e957907c5f6361dc63c8b990068a94c9 (diff)
Remove some redundant stuff out of the readme.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25308 91177308-0d34-0410-b5e6-96231b3b80d8
-rw-r--r--lib/Target/PowerPC/README.txt18
1 files changed, 0 insertions, 18 deletions
diff --git a/lib/Target/PowerPC/README.txt b/lib/Target/PowerPC/README.txt
index 1ba89aa448..84536ef2de 100644
--- a/lib/Target/PowerPC/README.txt
+++ b/lib/Target/PowerPC/README.txt
@@ -219,24 +219,6 @@ should be branch free code. LLVM is turning it into < 1 because of the RHS.
===-------------------------------------------------------------------------===
-For this testcase:
-int f1(int a, int b) { return (a&0xF)|(b&0xF0); }
-
-We currently emit:
-_f1:
- rlwinm r2, r4, 0, 24, 27
- rlwimi r2, r3, 0, 28, 31
- or r3, r2, r2
- blr
-
-We could emit:
-_f1:
- rlwinm r4, r4, 0, 24, 27
- rlwimi r3, r4, 0, 0, 27
- blr
-
-===-------------------------------------------------------------------------===
-
No loads or stores of the constants should be needed:
struct foo { double X, Y; };