Add support for the inline asm constraint 'K'.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156282 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/test/CodeGen/Mips/inlineasm-cnstrnt-bad-K.ll b/test/CodeGen/Mips/inlineasm-cnstrnt-bad-K.ll
new file mode 100644
index 0000000..3baf437
--- /dev/null
+++ b/test/CodeGen/Mips/inlineasm-cnstrnt-bad-K.ll
@@ -0,0 +1,16 @@
+;
+;This is a negative test. The constant value given for the constraint (K)
+;is greater than 16 bits (0x00100000).
+;
+; RUN: not llc -march=mipsel < %s 2> %t
+; RUN: FileCheck --check-prefix=CHECK-ERRORS < %t %s
+
+define i32 @main() nounwind {
+entry:
+
+;CHECK-ERRORS: error: invalid operand for inline asm constraint 'K'
+
+ tail call i32 asm "addu $0,$1,$2", "=r,r,K"(i32 1024, i32 1048576) nounwind
+ ret i32 0
+}
+
diff --git a/test/CodeGen/Mips/inlineasm_constraint.ll b/test/CodeGen/Mips/inlineasm_constraint.ll
index f053e0e..04bd513 100644
--- a/test/CodeGen/Mips/inlineasm_constraint.ll
+++ b/test/CodeGen/Mips/inlineasm_constraint.ll
@@ -21,6 +21,12 @@
; CHECK: #NO_APP
tail call i32 asm sideeffect "addi $0,$1,$2\0A\09 ", "=r,r,J"(i32 7, i16 0) nounwind
+; Now K with 64
+; CHECK: #APP
+; CHECK: addu ${{[0-9]+}},${{[0-9]+}},64
+; CHECK: #NO_APP
+ tail call i16 asm sideeffect "addu $0,$1,$2\0A\09 ", "=r,r,K"(i16 7, i16 64) nounwind
+
ret i32 0
}