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Diffstat (limited to 'deps/v8/test/unittests/compiler/linkage-tail-call-unittest.cc')
-rw-r--r--deps/v8/test/unittests/compiler/linkage-tail-call-unittest.cc82
1 files changed, 55 insertions, 27 deletions
diff --git a/deps/v8/test/unittests/compiler/linkage-tail-call-unittest.cc b/deps/v8/test/unittests/compiler/linkage-tail-call-unittest.cc
index 5d24a3bd1d..597edde665 100644
--- a/deps/v8/test/unittests/compiler/linkage-tail-call-unittest.cc
+++ b/deps/v8/test/unittests/compiler/linkage-tail-call-unittest.cc
@@ -14,9 +14,11 @@ namespace compiler {
namespace {
-MachineType kMachineTypes[] = {kMachAnyTagged, kMachAnyTagged, kMachAnyTagged,
- kMachAnyTagged, kMachAnyTagged, kMachAnyTagged,
- kMachAnyTagged, kMachAnyTagged};
+MachineType kMachineTypes[] = {
+ MachineType::AnyTagged(), MachineType::AnyTagged(),
+ MachineType::AnyTagged(), MachineType::AnyTagged(),
+ MachineType::AnyTagged(), MachineType::AnyTagged(),
+ MachineType::AnyTagged(), MachineType::AnyTagged()};
}
class LinkageTailCall : public TestWithZone {
@@ -26,17 +28,17 @@ class LinkageTailCall : public TestWithZone {
locations->return_count() + locations->parameter_count());
MachineSignature* types = new (zone()) MachineSignature(
locations->return_count(), locations->parameter_count(), kMachineTypes);
- return new (zone())
- CallDescriptor(CallDescriptor::kCallCodeObject, kMachAnyTagged,
- LinkageLocation::ForAnyRegister(),
- types, // machine_sig
- locations, // location_sig
- 0, // js_parameter_count
- Operator::kNoProperties, // properties
- 0, // callee-saved
- 0, // callee-saved fp
- CallDescriptor::kNoFlags, // flags,
- "");
+ return new (zone()) CallDescriptor(CallDescriptor::kCallCodeObject,
+ MachineType::AnyTagged(),
+ LinkageLocation::ForAnyRegister(),
+ types, // machine_sig
+ locations, // location_sig
+ 0, // js_parameter_count
+ Operator::kNoProperties, // properties
+ 0, // callee-saved
+ 0, // callee-saved fp
+ CallDescriptor::kNoFlags, // flags,
+ "");
}
LinkageLocation StackLocation(int loc) {
@@ -55,7 +57,9 @@ TEST_F(LinkageTailCall, EmptyToEmpty) {
CommonOperatorBuilder common(zone());
const Operator* op = common.Call(desc);
Node* const node = Node::New(zone(), 1, op, 0, nullptr, false);
- EXPECT_TRUE(desc->CanTailCall(node));
+ int stack_param_delta = 0;
+ EXPECT_TRUE(desc->CanTailCall(node, &stack_param_delta));
+ EXPECT_EQ(0, stack_param_delta);
}
@@ -71,7 +75,9 @@ TEST_F(LinkageTailCall, SameReturn) {
CommonOperatorBuilder common(zone());
const Operator* op = common.Call(desc2);
Node* const node = Node::New(zone(), 1, op, 0, nullptr, false);
- EXPECT_TRUE(desc1->CanTailCall(node));
+ int stack_param_delta = 0;
+ EXPECT_TRUE(desc1->CanTailCall(node, &stack_param_delta));
+ EXPECT_EQ(0, stack_param_delta);
}
@@ -89,7 +95,9 @@ TEST_F(LinkageTailCall, DifferingReturn) {
CommonOperatorBuilder common(zone());
const Operator* op = common.Call(desc2);
Node* const node = Node::New(zone(), 1, op, 0, nullptr, false);
- EXPECT_FALSE(desc1->CanTailCall(node));
+ int stack_param_delta = 0;
+ EXPECT_FALSE(desc1->CanTailCall(node, &stack_param_delta));
+ EXPECT_EQ(0, stack_param_delta);
}
@@ -108,7 +116,9 @@ TEST_F(LinkageTailCall, MoreRegisterParametersCallee) {
CommonOperatorBuilder common(zone());
const Operator* op = common.Call(desc2);
Node* const node = Node::New(zone(), 1, op, 0, nullptr, false);
- EXPECT_TRUE(desc1->CanTailCall(node));
+ int stack_param_delta = 0;
+ EXPECT_TRUE(desc1->CanTailCall(node, &stack_param_delta));
+ EXPECT_EQ(0, stack_param_delta);
}
@@ -127,7 +137,9 @@ TEST_F(LinkageTailCall, MoreRegisterParametersCaller) {
CommonOperatorBuilder common(zone());
const Operator* op = common.Call(desc2);
Node* const node = Node::New(zone(), 1, op, 0, nullptr, false);
- EXPECT_TRUE(desc1->CanTailCall(node));
+ int stack_param_delta = 0;
+ EXPECT_TRUE(desc1->CanTailCall(node, &stack_param_delta));
+ EXPECT_EQ(0, stack_param_delta);
}
@@ -146,7 +158,9 @@ TEST_F(LinkageTailCall, MoreRegisterAndStackParametersCallee) {
CommonOperatorBuilder common(zone());
const Operator* op = common.Call(desc2);
Node* const node = Node::New(zone(), 1, op, 0, nullptr, false);
- EXPECT_FALSE(desc1->CanTailCall(node));
+ int stack_param_delta = 0;
+ EXPECT_TRUE(desc1->CanTailCall(node, &stack_param_delta));
+ EXPECT_EQ(-1, stack_param_delta);
}
@@ -165,7 +179,9 @@ TEST_F(LinkageTailCall, MoreRegisterAndStackParametersCaller) {
CommonOperatorBuilder common(zone());
const Operator* op = common.Call(desc2);
Node* const node = Node::New(zone(), 1, op, 0, nullptr, false);
- EXPECT_FALSE(desc1->CanTailCall(node));
+ int stack_param_delta = 0;
+ EXPECT_TRUE(desc1->CanTailCall(node, &stack_param_delta));
+ EXPECT_EQ(1, stack_param_delta);
}
@@ -189,7 +205,9 @@ TEST_F(LinkageTailCall, MatchingStackParameters) {
const Operator* op = common.Call(desc2);
Node* const node =
Node::New(zone(), 1, op, arraysize(parameters), parameters, false);
- EXPECT_TRUE(desc1->CanTailCall(node));
+ int stack_param_delta = 0;
+ EXPECT_TRUE(desc1->CanTailCall(node, &stack_param_delta));
+ EXPECT_EQ(0, stack_param_delta);
}
@@ -213,7 +231,9 @@ TEST_F(LinkageTailCall, NonMatchingStackParameters) {
const Operator* op = common.Call(desc2);
Node* const node =
Node::New(zone(), 1, op, arraysize(parameters), parameters, false);
- EXPECT_FALSE(desc1->CanTailCall(node));
+ int stack_param_delta = 0;
+ EXPECT_TRUE(desc1->CanTailCall(node, &stack_param_delta));
+ EXPECT_EQ(0, stack_param_delta);
}
@@ -238,7 +258,9 @@ TEST_F(LinkageTailCall, MatchingStackParametersExtraCallerRegisters) {
const Operator* op = common.Call(desc2);
Node* const node =
Node::New(zone(), 1, op, arraysize(parameters), parameters, false);
- EXPECT_TRUE(desc1->CanTailCall(node));
+ int stack_param_delta = 0;
+ EXPECT_TRUE(desc1->CanTailCall(node, &stack_param_delta));
+ EXPECT_EQ(0, stack_param_delta);
}
@@ -264,7 +286,9 @@ TEST_F(LinkageTailCall, MatchingStackParametersExtraCalleeRegisters) {
const Operator* op = common.Call(desc2);
Node* const node =
Node::New(zone(), 1, op, arraysize(parameters), parameters, false);
- EXPECT_TRUE(desc1->CanTailCall(node));
+ int stack_param_delta = 0;
+ EXPECT_TRUE(desc1->CanTailCall(node, &stack_param_delta));
+ EXPECT_EQ(0, stack_param_delta);
}
@@ -290,7 +314,9 @@ TEST_F(LinkageTailCall, MatchingStackParametersExtraCallerRegistersAndStack) {
const Operator* op = common.Call(desc2);
Node* const node =
Node::New(zone(), 1, op, arraysize(parameters), parameters, false);
- EXPECT_FALSE(desc1->CanTailCall(node));
+ int stack_param_delta = 0;
+ EXPECT_TRUE(desc1->CanTailCall(node, &stack_param_delta));
+ EXPECT_EQ(1, stack_param_delta);
}
@@ -316,7 +342,9 @@ TEST_F(LinkageTailCall, MatchingStackParametersExtraCalleeRegistersAndStack) {
const Operator* op = common.Call(desc2);
Node* const node =
Node::New(zone(), 1, op, arraysize(parameters), parameters, false);
- EXPECT_FALSE(desc1->CanTailCall(node));
+ int stack_param_delta = 0;
+ EXPECT_TRUE(desc1->CanTailCall(node, &stack_param_delta));
+ EXPECT_EQ(-1, stack_param_delta);
}
} // namespace compiler
generated by cgit v1.2.3 (git 2.39.1) at 2024-06-02 19:30:48 +0000