1 ; RUN: llc -asm-verbose=true < %s | FileCheck %s
3 ; MachineLICM should check dominance before hoisting instructions.
4 ; only the load of a0 is guaranteed to execute, so only it can be hoisted.
5 ; CHECK: movb (%rdi), [[a0reg:%[a-z0-9]+]]
6 ; CHECK: ## %for.body.i
7 ; CHECK: testb [[a0reg]], [[a0reg]]
9 ; CHECK: cmpb $1, ({{%[a-z0-9]+}})
10 ; CHECK: cmpb $2, ({{%[a-z0-9]+}})
11 ; CHECK: cmpb $3, ({{%[a-z0-9]+}})
13 target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64"
14 target triple = "x86_64-apple-macosx10.7.2"
16 define void @CMSColorWorldCreateParametricData(
17 i8* dereferenceable(1) %a0,
18 i8* dereferenceable(1) %a1,
19 i8* dereferenceable(1) %a2,
20 i8* dereferenceable(1) %a3,
21 i64 %count) nounwind uwtable optsize ssp readonly {
26 %i = phi i64 [0, %entry], [%i.inc, %for.inc.i]
27 %0 = load i8, i8* %a0, !invariant.load !0
28 %cond0 = icmp eq i8 %0, 0
29 br i1 %cond0, label %for.inc.i, label %if.then26.i
32 %1 = load i8, i8* %a1, !invariant.load !0
33 %cond1 = icmp eq i8 %1, 1
34 br i1 %cond1, label %if.else.i.i, label %lor.lhs.false.i.i
37 %2 = load i8, i8* %a2, !invariant.load !0
38 %cond2 = icmp eq i8 %2, 2
39 br i1 %cond2, label %lor.lhs.false.i.i, label %for.inc.i
42 %3 = load i8, i8* %a3, !invariant.load !0
43 %cond3 = icmp eq i8 %3, 3
44 br i1 %cond3, label %for.inc.i, label %if.end28.i
47 %i.inc = add nsw i64 %i, 1
48 %cmp17.i = icmp ult i64 %i.inc, %count
49 br i1 %cmp17.i, label %for.body.i, label %if.end28.i