adjcallstack up/down clobbers the sp

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@30910 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/lib/Target/Alpha/AlphaInstrInfo.td b/lib/Target/Alpha/AlphaInstrInfo.td
index 3f897a76c825a977ca91de71ab8c6ed0d6681566..921a4ad6640176d443b3869bce3e9516b1a51d23 100644 (file)
--- a/lib/Target/Alpha/AlphaInstrInfo.td
+++ b/lib/Target/Alpha/AlphaInstrInfo.td
@@ -161,9 +161,9 @@ def WTF : PseudoInstAlpha<(ops variable_ops), "#wtf", [], s_pseudo>;
 
 let isLoad = 1, hasCtrlDep = 1 in {
 def ADJUSTSTACKUP : PseudoInstAlpha<(ops s64imm:$amt), "; ADJUP $amt", 
-                [(callseq_start imm:$amt)], s_pseudo>;
+                [(callseq_start imm:$amt)], s_pseudo>, Imp<[R30],[R30]>;
 def ADJUSTSTACKDOWN : PseudoInstAlpha<(ops s64imm:$amt), "; ADJDOWN $amt", 
-                [(callseq_end imm:$amt)], s_pseudo>;
+                [(callseq_end imm:$amt)], s_pseudo>, Imp<[R30],[R30]>;
 }
 def ALTENT : PseudoInstAlpha<(ops s64imm:$TARGET), "$$$TARGET..ng:\n", [], s_pseudo>;
 def PCLABEL : PseudoInstAlpha<(ops s64imm:$num), "PCMARKER_$num:\n",[], s_pseudo>;