Add support for the 'c' constraint.
Patch by Jack Carter.
llvm-svn: 156293
diff --git a/llvm/test/CodeGen/Mips/inlineasm-cnstrnt-reg.ll b/llvm/test/CodeGen/Mips/inlineasm-cnstrnt-reg.ll
index ac84d2a..aa186ec 100644
--- a/llvm/test/CodeGen/Mips/inlineasm-cnstrnt-reg.ll
+++ b/llvm/test/CodeGen/Mips/inlineasm-cnstrnt-reg.ll
@@ -22,6 +22,12 @@
;CHECK: addi ${{[0-9]+}},${{[0-9]+}},3
;CHECK: #NO_APP
tail call i32 asm sideeffect "addi $0,$1,$2", "=r,r,n"(i32 7, i32 3) nounwind
-
+
+; Now c with 1024: make sure register $25 is picked
+; CHECK: #APP
+; CHECK: addi $25,${{[0-9]+}},1024
+; CHECK: #NO_APP
+ tail call i32 asm sideeffect "addi $0,$1,$2", "=c,c,I"(i32 4194304, i32 1024) nounwind
+
ret i32 0
}