cl::desc("Allow inlining when caller has a superset of callee's nobuiltin "
"attributes."));
+static cl::opt<bool> DisableGEPConstOperand(
+ "disable-gep-const-evaluation", cl::Hidden, cl::init(false),
+ cl::desc("Disables evaluation of GetElementPtr with constant operands"));
+
namespace {
class InlineCostCallAnalyzer;
return true;
};
+ if (!DisableGEPConstOperand)
+ if (simplifyInstruction(I, [&](SmallVectorImpl<Constant *> &COps) {
+ SmallVector<Constant *, 2> Indices;
+ for (unsigned int Index = 1 ; Index < COps.size() ; ++Index)
+ Indices.push_back(COps[Index]);
+ return ConstantExpr::getGetElementPtr(I.getSourceElementType(), COps[0],
+ Indices, I.isInBounds());
+ }))
+ return true;
+
if ((I.isInBounds() && canFoldInboundsGEP(I)) || IsGEPOffsetConstant(I)) {
if (SROAArg)
SROAArgValues[&I] = SROAArg;
--- /dev/null
+; RUN: opt < %s -passes="print<inline-cost>" 2>&1 | FileCheck %s
+
+; CHECK-LABEL: @foo
+; CHECK: cost before = {{.*}}, cost after = {{.*}}, threshold before = {{.*}}, threshold after = {{.*}}, cost delta = {{.*}}, simplified to i8 addrspace(1)** getelementptr (i8 addrspace(1)*, i8 addrspace(1)** inttoptr (i64 754974720 to i8 addrspace(1)**), i64 5)
+
+define i8 addrspace(1)** @foo(i64 %0) {
+ %2 = inttoptr i64 754974720 to i8 addrspace(1)**
+ %3 = getelementptr i8 addrspace(1)*, i8 addrspace(1)** %2, i64 %0
+ ret i8 addrspace(1)** %3
+}
+
+define i8 addrspace(1)** @main() {
+ %1 = call i8 addrspace(1)** @foo(i64 5)
+ ret i8 addrspace(1)** %1
+}