Add some testing for thumb1 and thumb2 inline asm immediate constraints

[oota-llvm.git] / test / CodeGen / ARM / inlineasm-imm-thumb.ll

diff --git a/test/CodeGen/ARM/inlineasm-imm-thumb.ll b/test/CodeGen/ARM/inlineasm-imm-thumb.ll
new file mode 100644 (file)
index 0000000..80be870
--- /dev/null
+++ b/test/CodeGen/ARM/inlineasm-imm-thumb.ll
@@ -0,0 +1,20 @@
+; RUN: llc -mtriple=thumbv5-none-linux-gnueabi -no-integrated-as %s -o /dev/null
+
+; Test thumb-mode "I" constraint, for any Data Processing immediate.
+define void @testI() {
+       tail call void asm sideeffect ".word $0", "I"( i32 255 ) nounwind
+       ret void
+}
+
+; Test thumb-mode "J" constraint, for compatibility with unknown use in GCC.
+define void @testJ() {
+       tail call void asm sideeffect ".word $0", "J"( i32 -254 ) nounwind
+       ret void
+}
+
+; Test thumb-mode "L" constraint, for negated Data Processing immediates.
+define void @testL() {
+       tail call void asm sideeffect ".word $0", "L"( i32 -7 ) nounwind
+       ret void
+}
+