1 files changed, 49 insertions, 0 deletions
diff --git a/test/CodeGen/AArch64/fast-isel-gep.ll b/test/CodeGen/AArch64/fast-isel-gep.ll
new file mode 100644
index 0000000..4dc0a05
--- /dev/null
+++ b/test/CodeGen/AArch64/fast-isel-gep.ll
@@ -0,0 +1,49 @@
+; RUN: llc -mtriple=aarch64-apple-darwin -fast-isel -fast-isel-abort -verify-machineinstrs < %s | FileCheck %s
+
+%struct.foo = type { i32, i64, float, double }
+
+define double* @test_struct(%struct.foo* %f) {
+; CHECK-LABEL: test_struct
+; CHECK:       add x0, x0, #24
+  %1 = getelementptr inbounds %struct.foo* %f, i64 0, i32 3
+  ret double* %1
+}
+
+define i32* @test_array1(i32* %a, i64 %i) {
+; CHECK-LABEL: test_array1
+; CHECK:       orr [[REG:x[0-9]+]], xzr, #0x4
+; CHECK-NEXT:  madd  x0, x1, [[REG]], x0
+  %1 = getelementptr inbounds i32* %a, i64 %i
+  ret i32* %1
+}
+
+define i32* @test_array2(i32* %a) {
+; CHECK-LABEL: test_array2
+; CHECK:       add  x0, x0, #16
+  %1 = getelementptr inbounds i32* %a, i64 4
+  ret i32* %1
+}
+
+define i32* @test_array3(i32* %a) {
+; CHECK-LABEL: test_array3
+; CHECK:       add x0, x0, #1, lsl #12
+  %1 = getelementptr inbounds i32* %a, i64 1024
+  ret i32* %1
+}
+
+define i32* @test_array4(i32* %a) {
+; CHECK-LABEL: test_array4
+; CHECK:       movz [[REG:x[0-9]+]], #0x1008
+; CHECK-NEXR:  add x0, x0, [[REG]]
+  %1 = getelementptr inbounds i32* %a, i64 1026
+  ret i32* %1
+}
+
+define i32* @test_array5(i32* %a, i32 %i) {
+; CHECK-LABEL: test_array5
+; CHECK:       sxtw [[REG1:x[0-9]+]], w1
+; CHECK-NEXT:  orr  [[REG2:x[0-9]+]], xzr, #0x4
+; CHECK-NEXT:  madd  {{x[0-9]+}}, [[REG1]], [[REG2]], x0
+  %1 = getelementptr inbounds i32* %a, i32 %i
+  ret i32* %1
+}