Add a more complex test case

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 43 insertions, 0 deletions

diff --git a/test/inductionvars.ll b/test/inductionvars.ll
new file mode 100644
index 0000000..dba38a0
--- /dev/null
+++ b/test/inductionvars.ll
@@ -0,0 +1,43 @@
+implementation
+
+int "loop test"(int %i, int %j)
+begin
+	%whichLoop = setlt int %i, %j
+	br bool %whichLoop, label %Loop1Header, label %Loop2Header
+
+Loop1Header:
+	%i1 = add int 0, 0             ; %i1 = 0
+	br label %L1Top
+L1Top:
+	%i2 = phi int [%i1, %Loop1Header], [%i3, %L1Body]
+	%L1Done = seteq int %i2, %j
+	br bool %L1Done, label %L1End, label %L1Body
+L1Body:
+	%i3 = add int %i2, 2
+	br label %L1Top
+L1End:
+	%v0 = add int %i2, %j         ; %v0 = 3 * %j
+	br label %Merge
+
+Loop2Header:
+	%m1 = add int 0, 0
+	%k1 = add int 0, %i
+	br label %L2Top
+L2Top:
+	%k2 = phi int [%k1, %Loop2Header], [%k3, %L2Body]
+	%m2 = phi int [%m1, %Loop2Header], [%m3, %L2Body]
+	%L2Done = seteq int %k2, 0
+	br bool %L2Done, label %L2End, label %L2Body
+L2Body:
+	%k3 = sub int %k2, 1
+	%m3 = add int %m2, %j
+	br label %L2Top
+L2End:
+	%v1 = add int %m2, %k2
+	br label %Merge
+
+Merge:
+	%v2 = phi int [%v0, %L1End], [%v1, %L2End]
+	ret int %v2
+end
+