1 ; RUN: llc < %s -print-lsr-output 2>&1 | FileCheck %s 2 3 ; The icmp is a post-inc use, and the increment is in %bb11, but the 4 ; scevgep needs to be inserted in %bb so that it is dominated by %t. 5 6 ; CHECK: %t = load i8** undef 7 ; CHECK: %scevgep = getelementptr i8* %t, i32 %lsr.iv.next 8 ; CHECK: %c1 = icmp ult i8* %scevgep, undef 9 10 target datalayout = "E-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-f32:32:32-f64:32:64-v64:64:64-v128:128:128-a0:0:64-f128:64:128-n32" 11 target triple = "powerpc-apple-darwin9" 12 13 define void @foo() nounwind { 14 entry: 15 br label %bb11 16 17 bb11: 18 %i = phi i32 [ 0, %entry ], [ %i.next, %bb ] ; <i32> [#uses=3] 19 %ii = shl i32 %i, 2 ; <i32> [#uses=1] 20 %c0 = icmp eq i32 %i, undef ; <i1> [#uses=1] 21 br i1 %c0, label %bb13, label %bb 22 23 bb: 24 %t = load i8** undef, align 16 ; <i8*> [#uses=1] 25 %p = getelementptr i8* %t, i32 %ii ; <i8*> [#uses=1] 26 %c1 = icmp ult i8* %p, undef ; <i1> [#uses=1] 27 %i.next = add i32 %i, 1 ; <i32> [#uses=1] 28 br i1 %c1, label %bb11, label %bb13 29 30 bb13: 31 unreachable 32 } 33
