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SILGen: Refactor key path component lowering.

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Factor out the code to lower an individual key path component to be independent of overall KeyPathExpr lowering, so that we can soon reuse the same code paths to build property descriptors for resilient properties. NFC intended.
This commit is contained in:
Joe Groff
2018-02-26 09:13:12 -08:00
parent dc83e87cb1
commit 2f0a3f2e2d
9 changed files with 322 additions and 223 deletions
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16
lib/SILGen/SILGenLValue.cpp
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@@ -1088,15 +1088,15 @@ namespace {
SILDeclRef getAccessor(SILGenFunction &SGF,
AccessKind accessKind) const override {
if (accessKind == AccessKind::Read) {
return SGF.getGetterDeclRef(decl);
return SGF.SGM.getGetterDeclRef(decl);
} else {
return SGF.getSetterDeclRef(decl);
return SGF.SGM.getSetterDeclRef(decl);
}
}
void emitAssignWithSetter(SILGenFunction &SGF, SILLocation loc,
LValue &&dest, ArgumentSource &&value) {
SILDeclRef setter = SGF.getSetterDeclRef(decl);
SILDeclRef setter = SGF.SGM.getSetterDeclRef(decl);
// Pull everything out of this that we'll need, because we're
// about to modify the LValue and delete this component.
@@ -1139,7 +1139,7 @@ namespace {
void set(SILGenFunction &SGF, SILLocation loc,
ArgumentSource &&value, ManagedValue base) && override {
SILDeclRef setter = SGF.getSetterDeclRef(decl);
SILDeclRef setter = SGF.SGM.getSetterDeclRef(decl);
FormalEvaluationScope scope(SGF);
// Pass in just the setter.
@@ -1248,7 +1248,7 @@ namespace {
optSubscripts);
}());
SILDeclRef materializeForSet = SGF.getMaterializeForSetDeclRef(decl);
SILDeclRef materializeForSet = SGF.SGM.getMaterializeForSetDeclRef(decl);
MaterializedLValue materialized;
{
@@ -1409,7 +1409,7 @@ namespace {
RValue get(SILGenFunction &SGF, SILLocation loc,
ManagedValue base, SGFContext c) && override {
SILDeclRef getter = SGF.getGetterDeclRef(decl);
SILDeclRef getter = SGF.SGM.getGetterDeclRef(decl);
FormalEvaluationScope scope(SGF);
@@ -1566,7 +1566,7 @@ namespace {
SILDeclRef getAccessor(SILGenFunction &SGF,
AccessKind accessKind) const override {
return SGF.getAddressorDeclRef(decl, accessKind);
return SGF.SGM.getAddressorDeclRef(decl, accessKind);
}
ManagedValue offset(SILGenFunction &SGF, SILLocation loc, ManagedValue base,
@@ -1574,7 +1574,7 @@ namespace {
assert(SGF.InFormalEvaluationScope &&
"offsetting l-value for modification without writeback scope");
SILDeclRef addressor = SGF.getAddressorDeclRef(decl, accessKind);
SILDeclRef addressor = SGF.SGM.getAddressorDeclRef(decl, accessKind);
std::pair<ManagedValue, ManagedValue> result;
{
FormalEvaluationScope scope(SGF);