From dd8cc241e07fcbb3774733acb328eafe29b18b8a Mon Sep 17 00:00:00 2001
From: Duncan Sands <baldrick@free.fr>
Date: Tue, 8 Jul 2008 08:38:44 +0000
Subject: Add some convenience methods for manipulating call attributes.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@53223 91177308-0d34-0410-b5e6-96231b3b80d8
---
 lib/VMCore/Instructions.cpp | 46 +++++++++++++++++++++++++++++++--------------
 1 file changed, 32 insertions(+), 14 deletions(-)

(limited to 'lib')

diff --git a/lib/VMCore/Instructions.cpp b/lib/VMCore/Instructions.cpp
index 4bcd560..36c3de7 100644
--- a/lib/VMCore/Instructions.cpp
+++ b/lib/VMCore/Instructions.cpp
@@ -72,12 +72,36 @@ bool CallSite::doesNotAccessMemory() const {
   else
     return cast<InvokeInst>(I)->doesNotAccessMemory();
 }
+void CallSite::setDoesNotAccessMemory(bool doesNotAccessMemory) {
+  if (CallInst *CI = dyn_cast<CallInst>(I))
+    CI->setDoesNotAccessMemory(doesNotAccessMemory);
+  else
+    cast<InvokeInst>(I)->setDoesNotAccessMemory(doesNotAccessMemory);
+}
 bool CallSite::onlyReadsMemory() const {
   if (CallInst *CI = dyn_cast<CallInst>(I))
     return CI->onlyReadsMemory();
   else
     return cast<InvokeInst>(I)->onlyReadsMemory();
 }
+void CallSite::setOnlyReadsMemory(bool onlyReadsMemory) {
+  if (CallInst *CI = dyn_cast<CallInst>(I))
+    CI->setOnlyReadsMemory(onlyReadsMemory);
+  else
+    cast<InvokeInst>(I)->setOnlyReadsMemory(onlyReadsMemory);
+}
+bool CallSite::doesNotReturn() const {
+  if (CallInst *CI = dyn_cast<CallInst>(I))
+    return CI->doesNotReturn();
+  else
+    return cast<InvokeInst>(I)->doesNotReturn();
+}
+void CallSite::setDoesNotReturn(bool doesNotReturn) {
+  if (CallInst *CI = dyn_cast<CallInst>(I))
+    CI->setDoesNotReturn(doesNotReturn);
+  else
+    cast<InvokeInst>(I)->setDoesNotReturn(doesNotReturn);
+}
 bool CallSite::doesNotThrow() const {
   if (CallInst *CI = dyn_cast<CallInst>(I))
     return CI->doesNotThrow();
@@ -384,6 +408,12 @@ void CallInst::addParamAttr(unsigned i, ParameterAttributes attr) {
   setParamAttrs(PAL);
 }
 
+void CallInst::removeParamAttr(unsigned i, ParameterAttributes attr) {
+  PAListPtr PAL = getParamAttrs();
+  PAL = PAL.removeAttr(i, attr);
+  setParamAttrs(PAL);
+}
+
 bool CallInst::paramHasAttr(unsigned i, ParameterAttributes attr) const {
   if (ParamAttrs.paramHasAttr(i, attr))
     return true;
@@ -392,15 +422,6 @@ bool CallInst::paramHasAttr(unsigned i, ParameterAttributes attr) const {
   return false;
 }
 
-void CallInst::setDoesNotThrow(bool doesNotThrow) {
-  PAListPtr PAL = getParamAttrs();
-  if (doesNotThrow)
-    PAL = PAL.addAttr(0, ParamAttr::NoUnwind);
-  else
-    PAL = PAL.removeAttr(0, ParamAttr::NoUnwind);
-  setParamAttrs(PAL);
-}
-
 
 //===----------------------------------------------------------------------===//
 //                        InvokeInst Implementation
@@ -466,12 +487,9 @@ void InvokeInst::addParamAttr(unsigned i, ParameterAttributes attr) {
   setParamAttrs(PAL);
 }
 
-void InvokeInst::setDoesNotThrow(bool doesNotThrow) {
+void InvokeInst::removeParamAttr(unsigned i, ParameterAttributes attr) {
   PAListPtr PAL = getParamAttrs();
-  if (doesNotThrow)
-    PAL = PAL.addAttr(0, ParamAttr::NoUnwind);
-  else
-    PAL = PAL.removeAttr(0, ParamAttr::NoUnwind);
+  PAL = PAL.removeAttr(i, attr);
   setParamAttrs(PAL);
 }
 
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