Track IR ordering of SelectionDAG nodes 4/4.

Unit test cases for -pre-RA-sched=source.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@182706 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/test/CodeGen/Mips/selectcc.ll b/test/CodeGen/Mips/selectcc.ll
index a17517e..aeef60e 100644
--- a/test/CodeGen/Mips/selectcc.ll
+++ b/test/CodeGen/Mips/selectcc.ll
@@ -1,4 +1,5 @@
 ; RUN: llc -march=mipsel < %s
+; RUN: llc -march=mipsel -pre-RA-sched=source < %s | FileCheck %s --check-prefix=SOURCE-SCHED
 
 @gf0 = external global float
 @gf1 = external global float
@@ -7,6 +8,21 @@
 
 define float @select_cc_f32(float %a, float %b) nounwind {
 entry:
+; SOURCE-SCHED: lui
+; SOURCE-SCHED: addiu
+; SOURCE-SCHED: addu
+; SOURCE-SCHED: lw
+; SOURCE-SCHED: sw
+; SOURCE-SCHED: lw
+; SOURCE-SCHED: lui
+; SOURCE-SCHED: sw
+; SOURCE-SCHED: addiu
+; SOURCE-SCHED: addiu
+; SOURCE-SCHED: c.olt.s
+; SOURCE-SCHED: movt
+; SOURCE-SCHED: mtc1
+; SOURCE-SCHED: jr
+
   store float 0.000000e+00, float* @gf0, align 4
   store float 1.000000e+00, float* @gf1, align 4
   %cmp = fcmp olt float %a, %b