1 files changed, 66 insertions, 0 deletions
diff --git a/test/CodeGen/X86/fast-isel.ll b/test/CodeGen/X86/fast-isel.ll
new file mode 100644
index 0000000000000..2ee2c835b1a45
--- /dev/null
+++ b/test/CodeGen/X86/fast-isel.ll
@@ -0,0 +1,66 @@
+; RUN: llvm-as < %s | llc -fast-isel -fast-isel-abort -march=x86 -mattr=sse2
+
+; This tests very minimal fast-isel functionality.
+
+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:
+  %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* %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
+}
+
+define i1 @ptrtoint_i1(i8* %p) nounwind {
+  %t = ptrtoint i8* %p to i1
+  ret i1 %t
+}
+define i8* @inttoptr_i1(i1 %p) nounwind {
+  %t = inttoptr i1 %p to i8*
+  ret i8* %t
+}
+define i32 @ptrtoint_i32(i8* %p) nounwind {
+  %t = ptrtoint i8* %p to i32
+  ret i32 %t
+}
+define i8* @inttoptr_i32(i32 %p) nounwind {
+  %t = inttoptr i32 %p to i8*
+  ret i8* %t
+}