[Sparc] Add support for inline assembly constraint 'I'.
llvm-svn: 199781
diff --git a/llvm/test/CodeGen/SPARC/inlineasm.ll b/llvm/test/CodeGen/SPARC/inlineasm.ll
new file mode 100644
index 0000000..7ecdd670
--- /dev/null
+++ b/llvm/test/CodeGen/SPARC/inlineasm.ll
@@ -0,0 +1,35 @@
+; RUN: llc -march=sparc <%s | FileCheck %s
+
+; CHECK-LABEL: test_constraint_r
+; CHECK: add %o1, %o0, %o0
+define i32 @test_constraint_r(i32 %a, i32 %b) {
+entry:
+ %0 = tail call i32 asm sideeffect "add $2, $1, $0", "=r,r,r"(i32 %a, i32 %b)
+ ret i32 %0
+}
+
+; CHECK-LABEL: test_constraint_I
+; CHECK: add %o0, 1023, %o0
+define i32 @test_constraint_I(i32 %a) {
+entry:
+ %0 = tail call i32 asm sideeffect "add $1, $2, $0", "=r,r,rI"(i32 %a, i32 1023)
+ ret i32 %0
+}
+
+; CHECK-LABEL: test_constraint_I_neg
+; CHECK: add %o0, -4096, %o0
+define i32 @test_constraint_I_neg(i32 %a) {
+entry:
+ %0 = tail call i32 asm sideeffect "add $1, $2, $0", "=r,r,rI"(i32 %a, i32 -4096)
+ ret i32 %0
+}
+
+; CHECK-LABEL: test_constraint_I_largeimm
+; CHECK: sethi 9, [[R0:%[gilo][0-7]]]
+; CHECK: or [[R0]], 784, [[R1:%[gilo][0-7]]]
+; CHECK: add %o0, [[R1]], %o0
+define i32 @test_constraint_I_largeimm(i32 %a) {
+entry:
+ %0 = tail call i32 asm sideeffect "add $1, $2, $0", "=r,r,rI"(i32 %a, i32 10000)
+ ret i32 %0
+}