diff test/CodeGen/PowerPC/2012-11-16-mischedcall.ll @ 0:95c75e76d11b LLVM3.4

LLVM 3.4
author Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
date Thu, 12 Dec 2013 13:56:28 +0900
parents
children 1172e4bd9c6f
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--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/test/CodeGen/PowerPC/2012-11-16-mischedcall.ll	Thu Dec 12 13:56:28 2013 +0900
@@ -0,0 +1,33 @@
+; RUN: llc -mtriple=powerpc64-bgq-linux -enable-misched < %s | FileCheck %s
+;
+; PR14315: misched should not move the physreg copy of %t below the calls.
+
+@.str89 = external unnamed_addr constant [6 x i8], align 1
+
+declare void @init() nounwind
+
+declare void @clock() nounwind
+
+; CHECK: %entry
+; CHECK: fmr 31, 1
+; CHECK: bl init
+define void @s332(double %t) nounwind {
+entry:
+  tail call void @init()
+  tail call void @clock() nounwind
+  br label %for.cond2
+
+for.cond2:                                        ; preds = %for.body4, %entry
+  %i.0 = phi i32 [ %inc, %for.body4 ], [ 0, %entry ]
+  %cmp3 = icmp slt i32 undef, 16000
+  br i1 %cmp3, label %for.body4, label %L20
+
+for.body4:                                        ; preds = %for.cond2
+  %cmp5 = fcmp ogt double undef, %t
+  %inc = add nsw i32 %i.0, 1
+  br i1 %cmp5, label %L20, label %for.cond2
+
+L20:                                              ; preds = %for.body4, %for.cond2
+  %index.0 = phi i32 [ -2, %for.cond2 ], [ %i.0, %for.body4 ]
+  unreachable
+}