Imported Upstream version 5.18.0.246

Former-commit-id: 0c7ce5b1a7851e13f22acfd379b7f9fb304e4833

external/llvm/test/CodeGen/MSP430/2009-09-18-AbsoluteAddr.ll

@@ -0,0 +1,22 @@
+; RUN: llc < %s | grep 0x0021 | count 2
+; PR4776
+target datalayout = "e-p:16:8:8-i8:8:8-i16:8:8-i32:8:8"
+target triple = "msp430-unknown-unknown"
+
+@"\010x0021" = external global i8, align 1        ; <i8*> [#uses=2]
+
+define zeroext i8 @foo(i8 zeroext %x) nounwind {
+entry:
+  %retval = alloca i8                             ; <i8*> [#uses=2]
+  %x.addr = alloca i8                             ; <i8*> [#uses=2]
+  %tmp = alloca i8, align 1                       ; <i8*> [#uses=2]
+  store i8 %x, i8* %x.addr
+  %tmp1 = load volatile i8, i8* @"\010x0021"          ; <i8> [#uses=1]
+  store i8 %tmp1, i8* %tmp
+  %tmp2 = load i8, i8* %x.addr                        ; <i8> [#uses=1]
+  store volatile i8 %tmp2, i8* @"\010x0021"
+  %tmp3 = load i8, i8* %tmp                           ; <i8> [#uses=1]
+  store i8 %tmp3, i8* %retval
+  %0 = load i8, i8* %retval                           ; <i8> [#uses=1]
+  ret i8 %0
+}