| Cameron Zwarich | 8ca814c | 2011-02-24 10:00:25 +0000 | [diff] [blame^] | 1 | ; RUN: llc < %s -march=x86-64 | FileCheck %s |
| 2 | |
| 3 | %"class.std::bitset" = type { [8 x i8] } |
| 4 | |
| 5 | define zeroext i1 @_Z3fooPjmS_mRSt6bitsetILm32EE(i32* nocapture %a, i64 %asize, i32* nocapture %b, i64 %bsize, %"class.std::bitset"* %bits) nounwind readonly ssp noredzone { |
| 6 | entry: |
| 7 | %tmp.i.i.i.i = bitcast %"class.std::bitset"* %bits to i64* |
| 8 | br label %for.cond |
| 9 | |
| 10 | for.cond: ; preds = %for.inc, %entry |
| 11 | %0 = phi i32 [ 0, %entry ], [ %inc, %for.inc ] |
| 12 | %conv = zext i32 %0 to i64 |
| 13 | %cmp = icmp eq i64 %conv, %bsize |
| 14 | br i1 %cmp, label %return, label %for.body |
| 15 | |
| 16 | for.body: ; preds = %for.cond |
| 17 | %arrayidx = getelementptr inbounds i32* %b, i64 %conv |
| 18 | %tmp5 = load i32* %arrayidx, align 4 |
| 19 | %conv6 = zext i32 %tmp5 to i64 |
| 20 | %rem.i.i.i.i = and i64 %conv6, 63 |
| 21 | %tmp3.i = load i64* %tmp.i.i.i.i, align 8 |
| 22 | %shl.i.i = shl i64 1, %rem.i.i.i.i |
| 23 | %and.i = and i64 %shl.i.i, %tmp3.i |
| 24 | %cmp.i = icmp eq i64 %and.i, 0 |
| 25 | br i1 %cmp.i, label %for.inc, label %return |
| 26 | |
| 27 | for.inc: ; preds = %for.body |
| 28 | %inc = add i32 %0, 1 |
| 29 | br label %for.cond |
| 30 | |
| 31 | return: ; preds = %for.body, %for.cond |
| 32 | ; CHECK-NOT: and |
| 33 | %retval.0 = phi i1 [ true, %for.body ], [ false, %for.cond ] |
| 34 | ret i1 %retval.0 |
| 35 | } |