Add testcase for r63142.

[oota-llvm.git] / test / CodeGen / X86 / fast-isel.ll

diff --git a/test/CodeGen/X86/fast-isel.ll b/test/CodeGen/X86/fast-isel.ll
index 36c5a2dca3b4c211482ebaad4c11ccd6afbc2871..9910629211e5689bc0aa63eb2629e141ac839827 100644 (file)
--- a/test/CodeGen/X86/fast-isel.ll
+++ b/test/CodeGen/X86/fast-isel.ll
@@ -1,17 +1,49 @@
-; RUN: llvm-as < %s | llc -fast-isel | grep add | count 1
+; RUN: llvm-as < %s | llc -fast-isel -march=x86 -mattr=sse2
 
 ; This tests very minimal fast-isel functionality.
 
-define i32 @foo(i32* %p, i32* %q) {
+define i32* @foo(i32* %p, i32* %q, i32** %z) nounwind {
 entry:
   %r = load i32* %p
   %s = load i32* %q
+  %y = load i32** %z
   br label %fast
 
 fast:
-  %t = add i32 %r, %s
+  %t0 = add i32 %r, %s
+  %t1 = mul i32 %t0, %s
+  %t2 = sub i32 %t1, %s
+  %t3 = and i32 %t2, %s
+  %t4 = or i32 %t3, %s
+  %t5 = xor i32 %t4, %s
+  %t6 = add i32 %t5, 2
+  %t7 = getelementptr i32* %y, i32 1
+  %t8 = getelementptr i32* %t7, i32 %t6
   br label %exit
 
 exit:
-  ret i32 %t
+  ret i32* %t8
+}
+
+define double @bar(double* %p, double* %q) nounwind {
+entry:
+  %r = load double* %p
+  %s = load double* %q
+  br label %fast
+
+fast:
+  %t0 = add double %r, %s
+  %t1 = mul double %t0, %s
+  %t2 = sub double %t1, %s
+  %t3 = add double %t2, 707.0
+  br label %exit
+
+exit:
+  ret double %t3
+}
+
+define i32 @cast() nounwind {
+entry:
+       %tmp2 = bitcast i32 0 to i32
+       ret i32 %tmp2
 }