[llvm-commits] CVS: llvm/test/CodeGen/PowerPC/2007-03-24-cntlzd.ll

[Chris Lattner]

Changes in directory llvm/test/CodeGen/PowerPC:

2007-03-24-cntlzd.ll added (r1.1)
---
Log message:

test that the ppc backend can do 64-bit cntlz


---
Diffs of the changes:  (+13 -0)

 2007-03-24-cntlzd.ll |   13 +++++++++++++
 1 files changed, 13 insertions(+)


Index: llvm/test/CodeGen/PowerPC/2007-03-24-cntlzd.ll
diff -c /dev/null llvm/test/CodeGen/PowerPC/2007-03-24-cntlzd.ll:1.1
*** /dev/null	Sat Mar 24 23:44:01 2007
--- llvm/test/CodeGen/PowerPC/2007-03-24-cntlzd.ll	Sat Mar 24 23:43:51 2007
***************
*** 0 ****
--- 1,13 ----
+ ; RUN: llvm-as < %s | llc -march=ppc64 -mcpu=g5 | grep cntlzd
+ 
+ define i32 @_ZNK4llvm5APInt17countLeadingZerosEv(i64 *%t) {
+         %tmp19 = load i64* %t
+         %tmp23 = tail call i64 @llvm.ctlz.i64( i64 %tmp19 )             ; <i64> [#uses=1]
+         %tmp2324 = trunc i64 %tmp23 to i32              ; <i32> [#uses=1]
+         %tmp89 = add i32 %tmp2324, -64          ; <i32> [#uses=1]
+         %tmp90 = add i32 %tmp89, 0              ; <i32> [#uses=1]
+         ret i32 %tmp90
+ }
+ 
+ declare i64 @llvm.ctlz.i64(i64)
+