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Make LinkageLocation getters public

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This allows to reuse this logic in the wasm baseline compiler to
determine the location of our parameters.

R=mstarzinger@chromium.org
CC=titzer@chromium.org

Bug: v8:6600
Change-Id: I86e4d425d1c8aa35f0f722d311a2bd830b951d0a
Reviewed-on: https://chromium-review.googlesource.com/647628
Reviewed-by: Ben Titzer <titzer@chromium.org>
Reviewed-by: Michael Starzinger <mstarzinger@chromium.org>
Commit-Queue: Clemens Hammacher <clemensh@chromium.org>
Cr-Commit-Position: refs/heads/master@{#47784}
This commit is contained in:
Clemens Hammacher 2017-09-01 16:31:41 +02:00 committed by Commit Bot
parent 9eb3c7fb3b
commit 89df3ab84f
1 changed files with 16 additions and 19 deletions
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35
src/compiler/linkage.h
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@ -101,25 +101,6 @@ class LinkageLocation {
return caller_location;
}
private:
friend class CallDescriptor;
friend class OperandGenerator;
enum LocationType { REGISTER, STACK_SLOT };
class TypeField : public BitField<LocationType, 0, 1> {};
class LocationField : public BitField<int32_t, TypeField::kNext, 31> {};
static const int32_t ANY_REGISTER = -1;
static const int32_t MAX_STACK_SLOT = 32767;
LinkageLocation(LocationType type, int32_t location,
MachineType machine_type) {
bit_field_ = TypeField::encode(type) |
((location << LocationField::kShift) & LocationField::kMask);
machine_type_ = machine_type;
}
MachineType GetType() const { return machine_type_; }
int GetSize() const {
@ -156,6 +137,22 @@ class LinkageLocation {
return GetLocation();
}
private:
enum LocationType { REGISTER, STACK_SLOT };
class TypeField : public BitField<LocationType, 0, 1> {};
class LocationField : public BitField<int32_t, TypeField::kNext, 31> {};
static constexpr int32_t ANY_REGISTER = -1;
static constexpr int32_t MAX_STACK_SLOT = 32767;
LinkageLocation(LocationType type, int32_t location,
MachineType machine_type) {
bit_field_ = TypeField::encode(type) |
((location << LocationField::kShift) & LocationField::kMask);
machine_type_ = machine_type;
}
int32_t bit_field_;
MachineType machine_type_;
};