llvm-6502/test/Transforms/InstCombine/bitcount.ll
Reid Spencer 2b544beda3 For PR1319:
Upgrade tests to work with new llvm.exp version of llvm_runtest.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@36013 91177308-0d34-0410-b5e6-96231b3b80d8
2007-04-14 20:13:02 +00:00

18 lines
573 B
LLVM

; Tests to make sure bit counts of constants are folded
; RUN: llvm-as < %s | opt -instcombine | llvm-dis | grep {ret i32 19}
; RUN: llvm-as < %s | opt -instcombine | llvm-dis | \
; RUN: grep -v declare | not grep llvm.ct
declare i32 @llvm.ctpop.i31(i31 %val)
declare i32 @llvm.cttz.i32(i32 %val)
declare i32 @llvm.ctlz.i33(i33 %val)
define i32 @test(i32 %A) {
%c1 = call i32 @llvm.ctpop.i31(i31 12415124)
%c2 = call i32 @llvm.cttz.i32(i32 87359874)
%c3 = call i32 @llvm.ctlz.i33(i33 87359874)
%r1 = add i32 %c1, %c2
%r2 = add i32 %r1, %c3
ret i32 %r2
}