| Evan Cheng | 0b71d39 | 2011-01-05 23:06:49 +0000 | [diff] [blame] | 1 | ; RUN: llc < %s -mtriple=x86_64-apple-darwin | FileCheck %s |
| 2 | |
| 3 | define void @t() nounwind ssp { |
| 4 | ; CHECK: t: |
| 5 | entry: |
| 6 | br i1 undef, label %return, label %if.end.i |
| 7 | |
| 8 | if.end.i: ; preds = %entry |
| 9 | %tmp7.i = load i32* undef, align 4, !tbaa !0 |
| 10 | br i1 undef, label %return, label %if.end |
| 11 | |
| 12 | if.end: ; preds = %if.end.i |
| 13 | ; CHECK: %if.end |
| 14 | ; CHECK: movl (%{{.*}}), [[REG:%[a-z]+]] |
| 15 | ; CHECK-NOT: movl [[REG]], [[REG]] |
| Cameron Zwarich | 899eaa3 | 2011-03-11 21:52:04 +0000 | [diff] [blame] | 16 | ; CHECK-NEXT: testl [[REG]], [[REG]] |
| Evan Cheng | 0b71d39 | 2011-01-05 23:06:49 +0000 | [diff] [blame] | 17 | ; CHECK-NEXT: xorb |
| 18 | %tmp138 = select i1 undef, i32 0, i32 %tmp7.i |
| 19 | %tmp867 = zext i32 %tmp138 to i64 |
| 20 | br label %while.cond |
| 21 | |
| 22 | while.cond: ; preds = %while.body, %if.end |
| 23 | %tmp869 = sub i64 %tmp867, 0 |
| 24 | %scale2.0 = trunc i64 %tmp869 to i32 |
| 25 | %cmp149 = icmp eq i32 %scale2.0, 0 |
| 26 | br i1 %cmp149, label %while.end, label %land.rhs |
| 27 | |
| 28 | land.rhs: ; preds = %while.cond |
| 29 | br i1 undef, label %while.body, label %while.end |
| 30 | |
| 31 | while.body: ; preds = %land.rhs |
| 32 | br label %while.cond |
| 33 | |
| 34 | while.end: ; preds = %land.rhs, %while.cond |
| 35 | br i1 undef, label %cond.false205, label %cond.true190 |
| 36 | |
| 37 | cond.true190: ; preds = %while.end |
| 38 | br i1 undef, label %cond.false242, label %cond.true225 |
| 39 | |
| 40 | cond.false205: ; preds = %while.end |
| 41 | unreachable |
| 42 | |
| 43 | cond.true225: ; preds = %cond.true190 |
| 44 | br i1 undef, label %cond.false280, label %cond.true271 |
| 45 | |
| 46 | cond.false242: ; preds = %cond.true190 |
| 47 | unreachable |
| 48 | |
| 49 | cond.true271: ; preds = %cond.true225 |
| 50 | unreachable |
| 51 | |
| 52 | cond.false280: ; preds = %cond.true225 |
| 53 | unreachable |
| 54 | |
| 55 | return: ; preds = %if.end.i, %entry |
| 56 | ret void |
| 57 | } |
| 58 | |
| 59 | !0 = metadata !{metadata !"int", metadata !1} |
| 60 | !1 = metadata !{metadata !"omnipotent char", metadata !2} |
| 61 | !2 = metadata !{metadata !"Simple C/C++ TBAA", null} |