BPF backend

[oota-llvm.git] / test / CodeGen / BPF / basictest.ll

diff --git a/test/CodeGen/BPF/basictest.ll b/test/CodeGen/BPF/basictest.ll
new file mode 100644 (file)
index 0000000..0cbfff8
--- /dev/null
+++ b/test/CodeGen/BPF/basictest.ll
@@ -0,0 +1,28 @@
+; RUN: llc < %s -march=bpf | FileCheck %s
+
+define i32 @test0(i32 %X) {
+  %tmp.1 = add i32 %X, 1
+  ret i32 %tmp.1
+; CHECK-LABEL: test0:
+; CHECK: addi r1, 1
+}
+
+; CHECK-LABEL: store_imm:
+; CHECK: stw  0(r1), r0
+; CHECK: stw  4(r2), r0
+define i32 @store_imm(i32* %a, i32* %b) {
+entry:
+  store i32 0, i32* %a, align 4
+  %0 = getelementptr inbounds i32* %b, i32 1
+  store i32 0, i32* %0, align 4
+  ret i32 0
+}
+
+@G = external global i8
+define zeroext i8 @loadG() {
+  %tmp = load i8* @G
+  ret i8 %tmp
+; CHECK-LABEL: loadG:
+; CHECK: ld_64 r1
+; CHECK: ldb  r0, 0(r1)
+}