nitesh.jain updated this revision to Diff 96722.
nitesh.jain added a comment.
Update diff as per suggestion
https://reviews.llvm.org/D32168
Files:
include/lldb/API/SBAddress.h
include/lldb/API/SBInstructionList.h
packages/Python/lldbsuite/test/functionalities/breakpoint/step_over_breakpoint/TestStepOverBreakpoint.py
scripts/interface/SBInstructionList.i
source/API/SBAddress.cpp
source/API/SBInstructionList.cpp
Index: source/API/SBInstructionList.cpp
===================================================================
--- source/API/SBInstructionList.cpp
+++ source/API/SBInstructionList.cpp
@@ -9,6 +9,7 @@
#include "lldb/API/SBInstructionList.h"
#include "lldb/API/SBInstruction.h"
+#include "lldb/API/SBAddress.h"
#include "lldb/API/SBStream.h"
#include "lldb/Core/Disassembler.h"
#include "lldb/Core/Module.h"
@@ -49,6 +50,34 @@
return inst;
}
+size_t SBInstructionList::GetInstructionsCount(const SBAddress &start,
+ const SBAddress &end,
+ bool canSetBreakpoint) {
+ size_t num_instructions = GetSize();
+ size_t i = 0;
+ SBAddress addr;
+ size_t lower_index = 0;
+ size_t upper_index = 0;
+ size_t instructions_to_skip = 0;
+ for (i = 0; i < num_instructions; ++i) {
+ addr = GetInstructionAtIndex(i).GetAddress();
+ if (start == addr)
+ lower_index = i;
+ if (end == addr)
+ upper_index = i;
+ }
+ if (canSetBreakpoint)
+ for (i = lower_index; i <= upper_index; ++i) {
+ if (!CanSetBreakpoint(i))
+ ++instructions_to_skip;
+ }
+ return upper_index - lower_index - instructions_to_skip;
+}
+
+bool SBInstructionList::CanSetBreakpoint(size_t index) {
+ return !GetInstructionAtIndex(index).HasDelaySlot();
+}
+
void SBInstructionList::Clear() { m_opaque_sp.reset(); }
void SBInstructionList::AppendInstruction(SBInstruction insn) {}
Index: source/API/SBAddress.cpp
===================================================================
--- source/API/SBAddress.cpp
+++ source/API/SBAddress.cpp
@@ -55,6 +55,12 @@
return *this;
}
+bool lldb::operator==(const SBAddress &lhs, const SBAddress &rhs) {
+ if (lhs.IsValid() && rhs.IsValid())
+ return lhs.ref() == rhs.ref();
+ return false;
+}
+
bool SBAddress::IsValid() const {
return m_opaque_ap.get() != NULL && m_opaque_ap->IsValid();
}
Index: scripts/interface/SBInstructionList.i
===================================================================
--- scripts/interface/SBInstructionList.i
+++ scripts/interface/SBInstructionList.i
@@ -44,6 +44,11 @@
lldb::SBInstruction
GetInstructionAtIndex (uint32_t idx);
+ size_t GetInstructionsCount(const SBAddress &start, const SBAddress &end,
+ bool canSetBreakpoint);
+
+ bool CanSetBreakpoint(size_t index);
+
void
Clear ();
Index: packages/Python/lldbsuite/test/functionalities/breakpoint/step_over_breakpoint/TestStepOverBreakpoint.py
===================================================================
--- packages/Python/lldbsuite/test/functionalities/breakpoint/step_over_breakpoint/TestStepOverBreakpoint.py
+++ packages/Python/lldbsuite/test/functionalities/breakpoint/step_over_breakpoint/TestStepOverBreakpoint.py
@@ -62,19 +62,11 @@
instructions = function.GetInstructions(self.target)
addr_1 = self.breakpoint1.GetLocationAtIndex(0).GetAddress()
addr_4 = self.breakpoint4.GetLocationAtIndex(0).GetAddress()
- delay_slot = 0
- addr_1_load_address = addr_1.GetLoadAddress(self.target)
- addr_4_load_address = addr_4.GetLoadAddress(self.target)
- for i in range(instructions.GetSize()) :
- addr = instructions.GetInstructionAtIndex(i).GetAddress()
- addr_load_address = addr.GetLoadAddress(self.target)
- if (addr == addr_1) : index_1 = i
- if (addr == addr_4) : index_4 = i
- if (addr_1_load_address <= addr_load_address <= addr_4_load_address):
- if (instructions.GetInstructionAtIndex(i).HasDelaySlot()) :
- delay_slot = delay_slot + 1
-
- steps_expected = index_4 - index_1 - delay_slot
+
+ # if third argument is true then the count correspond to the
+ # number of instructions on which breakpoint can be set.
+ # start = addr_1, end = addr_4, canSetBreakpoint = True
+ steps_expected = instructions.GetInstructionsCount(addr_1, addr_4, True)
step_count = 0
# Step from breakpoint_1 to breakpoint_4
while True:
Index: include/lldb/API/SBInstructionList.h
===================================================================
--- include/lldb/API/SBInstructionList.h
+++ include/lldb/API/SBInstructionList.h
@@ -32,6 +32,12 @@
lldb::SBInstruction GetInstructionAtIndex(uint32_t idx);
+ size_t GetInstructionsCount(const SBAddress &start,
+ const SBAddress &end,
+ bool canSetBreakpoint = false);
+
+ bool CanSetBreakpoint(size_t index);
+
void Clear();
void AppendInstruction(lldb::SBInstruction inst);
Index: include/lldb/API/SBAddress.h
===================================================================
--- include/lldb/API/SBAddress.h
+++ include/lldb/API/SBAddress.h
@@ -103,6 +103,8 @@
const lldb_private::Address *operator->() const;
+ friend bool operator==(const SBAddress &lhs, const SBAddress &rhs);
+
lldb_private::Address *get();
lldb_private::Address &ref();
@@ -117,6 +119,8 @@
std::unique_ptr<lldb_private::Address> m_opaque_ap;
};
+bool operator==(const SBAddress &lhs, const SBAddress &rhs);
+
} // namespace lldb
#endif // LLDB_SBAddress_h_
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