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arm_types: Split out LocationDescriptor (#20)

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This isn't really an ARM-specific type, since it's used to indicate a
Block location.
This commit is contained in:
Mat M 2016-09-05 06:54:09 -04:00 • committed by Merry
parent 84336cf29d
commit 6d53bb6d7e
19 changed files with 175 additions and 153 deletions
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14
src/frontend/ir/basic_block.h
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@ -15,7 +15,7 @@
#include "common/common_types.h"
#include "common/intrusive_list.h"
#include "common/memory_pool.h"
#include "frontend/arm_types.h"
#include "frontend/ir/location_descriptor.h"
#include "frontend/ir/microinstruction.h"
#include "frontend/ir/terminal.h"
#include "frontend/ir/value.h"
@ -40,7 +40,7 @@ public:
using reverse_iterator = InstructionList::reverse_iterator;
using const_reverse_iterator = InstructionList::const_reverse_iterator;
explicit Block(const Arm::LocationDescriptor& location) : location(location) {}
explicit Block(const LocationDescriptor& location) : location(location) {}
bool empty() const { return instructions.empty(); }
size_type size() const { return instructions.size(); }
@ -77,7 +77,7 @@ public:
void AppendNewInst(Opcode op, std::initializer_list<Value> args);
/// Gets the starting location for this basic block.
Arm::LocationDescriptor Location() const;
LocationDescriptor Location() const;
/// Gets the condition required to pass in order to execute this block.
Arm::Cond GetCondition() const;
@ -85,9 +85,9 @@ public:
void SetCondition(Arm::Cond condition);
/// Gets the location of the block to execute if the predicated condition fails.
Arm::LocationDescriptor ConditionFailedLocation() const;
LocationDescriptor ConditionFailedLocation() const;
/// Sets the location of the block to execute if the predicated condition fails.
void SetConditionFailedLocation(Arm::LocationDescriptor fail_location);
void SetConditionFailedLocation(LocationDescriptor fail_location);
/// Determines whether or not a prediated condition failure block is present.
bool HasConditionFailedLocation() const;
@ -115,11 +115,11 @@ public:
private:
/// Description of the starting location of this block
Arm::LocationDescriptor location;
LocationDescriptor location;
/// Conditional to pass in order to execute this block
Arm::Cond cond = Arm::Cond::AL;
/// Block to execute next if `cond` did not pass.
boost::optional<Arm::LocationDescriptor> cond_failed = {};
boost::optional<LocationDescriptor> cond_failed = {};
/// Number of cycles this block takes to execute if the conditional fails.
size_t cond_failed_cycle_count = 0;