1 files changed, 34 insertions, 0 deletions
diff --git a/test/CodeGen/ARM/pr18364-movw.ll b/test/CodeGen/ARM/pr18364-movw.ll
new file mode 100644
index 0000000..fdcf154
--- /dev/null
+++ b/test/CodeGen/ARM/pr18364-movw.ll
@@ -0,0 +1,34 @@
+; RUN: llc < %s -mtriple=armv5te | FileCheck %s --check-prefix=V5
+; RUN: llc < %s -mtriple=armv6   | FileCheck %s --check-prefix=V6
+; RUN: llc < %s -mtriple=armv6t2 | FileCheck %s --check-prefix=V6T2
+; RUN: llc < %s -mtriple=armv7   | FileCheck %s --check-prefix=V7
+; PR18364
+
+define i64 @f() #0 {
+entry:
+; V5-NOT: movw
+; V6-NOT: movw
+; V6T2: movw
+; V7: movw
+  %y = alloca i64, align 8
+  %z = alloca i64, align 8
+  store i64 1, i64* %y, align 8
+  store i64 11579764786944, i64* %z, align 8
+  %0 = load i64* %y, align 8
+  %1 = load i64* %z, align 8
+  %sub = sub i64 %0, %1
+  ret i64 %sub
+}
+
+define i64 @g(i64 %a, i32 %b) #0 {
+entry:
+; V5-NOT: movw
+; V6-NOT: movw
+; V6T2: movw
+; V7: movw
+  %0 = mul i64 %a, 86400000
+  %mul = add i64 %0, -210866803200000
+  %conv = sext i32 %b to i64
+  %add = add nsw i64 %mul, %conv
+  ret i64 %add
+}