}
if (IsMalloc) {
- if (MaxHeapToStackSize == -1) {
- if (UsesCheck(I) || FreeCheck(I)) {
- MallocCalls.insert(&I);
- return true;
- }
- }
if (auto *Size = dyn_cast<ConstantInt>(I.getOperand(0)))
if (Size->getValue().ule(MaxHeapToStackSize))
if (UsesCheck(I) || FreeCheck(I)) {
return true;
}
} else if (IsAlignedAllocLike && isa<ConstantInt>(I.getOperand(0))) {
- if (MaxHeapToStackSize == -1) {
- if (UsesCheck(I) || FreeCheck(I)) {
- MallocCalls.insert(&I);
- return true;
- }
- }
// Only if the alignment and sizes are constant.
if (auto *Size = dyn_cast<ConstantInt>(I.getOperand(1)))
if (Size->getValue().ule(MaxHeapToStackSize))
return true;
}
} else if (IsCalloc) {
- if (MaxHeapToStackSize == -1) {
- if (UsesCheck(I) || FreeCheck(I)) {
- MallocCalls.insert(&I);
- return true;
- }
- }
bool Overflow = false;
if (auto *Num = dyn_cast<ConstantInt>(I.getOperand(0)))
if (auto *Size = dyn_cast<ConstantInt>(I.getOperand(1)))
+++ /dev/null
-; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --check-attributes
-; RUN: opt -max-heap-to-stack-size=-1 -attributor -enable-new-pm=0 -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=1 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_NPM,NOT_CGSCC_OPM,NOT_TUNIT_NPM,IS__TUNIT____,IS________OPM,IS__TUNIT_OPM
-; RUN: opt -max-heap-to-stack-size=-1 -aa-pipeline=basic-aa -passes=attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=1 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_OPM,NOT_CGSCC_NPM,NOT_TUNIT_OPM,IS__TUNIT____,IS________NPM,IS__TUNIT_NPM
-; RUN: opt -max-heap-to-stack-size=-1 -attributor-cgscc -enable-new-pm=0 -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_NPM,IS__CGSCC____,IS________OPM,IS__CGSCC_OPM
-; RUN: opt -max-heap-to-stack-size=-1 -aa-pipeline=basic-aa -passes=attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_OPM,IS__CGSCC____,IS________NPM,IS__CGSCC_NPM
-
-declare i64 @subfn(i8*) #0
-
-declare noalias i8* @malloc(i64)
-declare void @free(i8*)
-
-define i64 @f(i64 %len) {
-; IS________OPM-LABEL: define {{[^@]+}}@f
-; IS________OPM-SAME: (i64 [[LEN:%.*]]) {
-; IS________OPM-NEXT: entry:
-; IS________OPM-NEXT: [[MEM:%.*]] = call noalias i8* @malloc(i64 [[LEN]])
-; IS________OPM-NEXT: [[RES:%.*]] = call i64 @subfn(i8* [[MEM]]) [[ATTR1:#.*]]
-; IS________OPM-NEXT: call void @free(i8* [[MEM]])
-; IS________OPM-NEXT: ret i64 [[RES]]
-;
-; IS________NPM-LABEL: define {{[^@]+}}@f
-; IS________NPM-SAME: (i64 [[LEN:%.*]]) {
-; IS________NPM-NEXT: entry:
-; IS________NPM-NEXT: [[TMP0:%.*]] = alloca i8, i64 [[LEN]], align 1
-; IS________NPM-NEXT: [[RES:%.*]] = call i64 @subfn(i8* [[TMP0]]) [[ATTR1:#.*]]
-; IS________NPM-NEXT: ret i64 [[RES]]
-;
-entry:
- %mem = call i8* @malloc(i64 %len)
- %res = call i64 @subfn(i8* %mem)
- call void @free(i8* %mem)
- ret i64 %res
-}
-
-attributes #0 = { nounwind willreturn }