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authorDimitry Andric <dim@FreeBSD.org>2016-07-23 20:50:09 +0000
committerDimitry Andric <dim@FreeBSD.org>2016-07-23 20:50:09 +0000
commitf3fbd1c0586ff6ec7895991e6c28f61a503c36a8 (patch)
tree48d008fd3df8c0e73271a4b18474e0aac6dbfe33 /source/Plugins/ABI/SysV-ppc64/ABISysV_ppc64.cpp
parent2fc5d2d1dfaf623ce4e24cd8590565902f8c557c (diff)
downloadsrc-f3fbd1c0586ff6ec7895991e6c28f61a503c36a8.tar.gz
src-f3fbd1c0586ff6ec7895991e6c28f61a503c36a8.zip
Vendor import of lldb release_39 branch r276489:vendor/lldb/lldb-release_39-r276489
Notes
Notes: svn path=/vendor/lldb/dist/; revision=303241 svn path=/vendor/lldb/lldb-release_39-r276489/; revision=303242; tag=vendor/lldb/lldb-release_39-r276489
Diffstat (limited to 'source/Plugins/ABI/SysV-ppc64/ABISysV_ppc64.cpp')
-rw-r--r--source/Plugins/ABI/SysV-ppc64/ABISysV_ppc64.cpp142
1 files changed, 67 insertions, 75 deletions
diff --git a/source/Plugins/ABI/SysV-ppc64/ABISysV_ppc64.cpp b/source/Plugins/ABI/SysV-ppc64/ABISysV_ppc64.cpp
index 96c54ce97eec..fea847dd17ee 100644
--- a/source/Plugins/ABI/SysV-ppc64/ABISysV_ppc64.cpp
+++ b/source/Plugins/ABI/SysV-ppc64/ABISysV_ppc64.cpp
@@ -1,4 +1,4 @@
-//===-- ABISysV_ppc64.cpp --------------------------------------*- C++ -*-===//
+//===-- ABISysV_ppc64.cpp ---------------------------------------*- C++ -*-===//
//
// The LLVM Compiler Infrastructure
//
@@ -9,6 +9,13 @@
#include "ABISysV_ppc64.h"
+// C Includes
+// C++ Includes
+// Other libraries and framework includes
+#include "llvm/ADT/STLExtras.h"
+#include "llvm/ADT/Triple.h"
+
+// Project includes
#include "lldb/Core/ConstString.h"
#include "lldb/Core/DataExtractor.h"
#include "lldb/Core/Error.h"
@@ -27,9 +34,6 @@
#include "lldb/Target/StackFrame.h"
#include "lldb/Target/Thread.h"
-#include "llvm/ADT/STLExtras.h"
-#include "llvm/ADT/Triple.h"
-
using namespace lldb;
using namespace lldb_private;
@@ -108,53 +112,53 @@ enum dwarf_regnums
dwarf_cfa,
};
-
// Note that the size and offset will be updated by platform-specific classes.
#define DEFINE_GPR(reg, alt, kind1, kind2, kind3, kind4) \
{ #reg, alt, 8, 0, eEncodingUint, \
- eFormatHex, { kind1, kind2, kind3, kind4}, NULL, NULL }
+ eFormatHex, { kind1, kind2, kind3, kind4}, nullptr, nullptr }
+
static const RegisterInfo
g_register_infos[] =
{
// General purpose registers. eh_frame, DWARF, Generic, Process Plugin
- DEFINE_GPR(r0, NULL, dwarf_r0, dwarf_r0, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM),
- DEFINE_GPR(r1, "sp", dwarf_r1, dwarf_r1, LLDB_REGNUM_GENERIC_SP, LLDB_INVALID_REGNUM),
- DEFINE_GPR(r2, NULL, dwarf_r2, dwarf_r2, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM),
- DEFINE_GPR(r3, "arg1",dwarf_r3, dwarf_r3, LLDB_REGNUM_GENERIC_ARG1, LLDB_INVALID_REGNUM),
- DEFINE_GPR(r4, "arg2",dwarf_r4, dwarf_r4, LLDB_REGNUM_GENERIC_ARG2 ,LLDB_INVALID_REGNUM),
- DEFINE_GPR(r5, "arg3",dwarf_r5, dwarf_r5, LLDB_REGNUM_GENERIC_ARG3, LLDB_INVALID_REGNUM),
- DEFINE_GPR(r6, "arg4",dwarf_r6, dwarf_r6, LLDB_REGNUM_GENERIC_ARG4, LLDB_INVALID_REGNUM),
- DEFINE_GPR(r7, "arg5",dwarf_r7, dwarf_r7, LLDB_REGNUM_GENERIC_ARG5, LLDB_INVALID_REGNUM),
- DEFINE_GPR(r8, "arg6",dwarf_r8, dwarf_r8, LLDB_REGNUM_GENERIC_ARG6, LLDB_INVALID_REGNUM),
- DEFINE_GPR(r9, "arg7",dwarf_r9, dwarf_r9, LLDB_REGNUM_GENERIC_ARG7, LLDB_INVALID_REGNUM),
- DEFINE_GPR(r10, "arg8",dwarf_r10, dwarf_r10, LLDB_REGNUM_GENERIC_ARG8, LLDB_INVALID_REGNUM),
- DEFINE_GPR(r11, NULL, dwarf_r11, dwarf_r11, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM),
- DEFINE_GPR(r12, NULL, dwarf_r12, dwarf_r12, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM),
- DEFINE_GPR(r13, NULL, dwarf_r13, dwarf_r13, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM),
- DEFINE_GPR(r14, NULL, dwarf_r14, dwarf_r14, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM),
- DEFINE_GPR(r15, NULL, dwarf_r15, dwarf_r15, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM),
- DEFINE_GPR(r16, NULL, dwarf_r16, dwarf_r16, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM),
- DEFINE_GPR(r17, NULL, dwarf_r17, dwarf_r17, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM),
- DEFINE_GPR(r18, NULL, dwarf_r18, dwarf_r18, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM),
- DEFINE_GPR(r19, NULL, dwarf_r19, dwarf_r19, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM),
- DEFINE_GPR(r20, NULL, dwarf_r20, dwarf_r20, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM),
- DEFINE_GPR(r21, NULL, dwarf_r21, dwarf_r21, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM),
- DEFINE_GPR(r22, NULL, dwarf_r22, dwarf_r22, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM),
- DEFINE_GPR(r23, NULL, dwarf_r23, dwarf_r23, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM),
- DEFINE_GPR(r24, NULL, dwarf_r24, dwarf_r24, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM),
- DEFINE_GPR(r25, NULL, dwarf_r25, dwarf_r25, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM),
- DEFINE_GPR(r26, NULL, dwarf_r26, dwarf_r26, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM),
- DEFINE_GPR(r27, NULL, dwarf_r27, dwarf_r27, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM),
- DEFINE_GPR(r28, NULL, dwarf_r28, dwarf_r28, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM),
- DEFINE_GPR(r29, NULL, dwarf_r29, dwarf_r29, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM),
- DEFINE_GPR(r30, NULL, dwarf_r30, dwarf_r30, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM),
- DEFINE_GPR(r31, NULL, dwarf_r31, dwarf_r31, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM),
- DEFINE_GPR(lr, "lr", dwarf_lr, dwarf_lr, LLDB_REGNUM_GENERIC_RA, LLDB_INVALID_REGNUM),
- DEFINE_GPR(cr, "cr", dwarf_cr, dwarf_cr, LLDB_REGNUM_GENERIC_FLAGS, LLDB_INVALID_REGNUM),
- DEFINE_GPR(xer, "xer", dwarf_xer, dwarf_xer, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM),
- DEFINE_GPR(ctr, "ctr", dwarf_ctr, dwarf_ctr, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM),
- DEFINE_GPR(pc, "pc", dwarf_pc, dwarf_pc, LLDB_REGNUM_GENERIC_PC, LLDB_INVALID_REGNUM),
- { NULL, NULL, 8, 0, eEncodingUint, eFormatHex, { dwarf_cfa, dwarf_cfa, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM}, NULL, NULL},
+ DEFINE_GPR(r0, nullptr, dwarf_r0, dwarf_r0, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM),
+ DEFINE_GPR(r1, "sp", dwarf_r1, dwarf_r1, LLDB_REGNUM_GENERIC_SP, LLDB_INVALID_REGNUM),
+ DEFINE_GPR(r2, nullptr, dwarf_r2, dwarf_r2, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM),
+ DEFINE_GPR(r3, "arg1", dwarf_r3, dwarf_r3, LLDB_REGNUM_GENERIC_ARG1, LLDB_INVALID_REGNUM),
+ DEFINE_GPR(r4, "arg2", dwarf_r4, dwarf_r4, LLDB_REGNUM_GENERIC_ARG2 ,LLDB_INVALID_REGNUM),
+ DEFINE_GPR(r5, "arg3", dwarf_r5, dwarf_r5, LLDB_REGNUM_GENERIC_ARG3, LLDB_INVALID_REGNUM),
+ DEFINE_GPR(r6, "arg4", dwarf_r6, dwarf_r6, LLDB_REGNUM_GENERIC_ARG4, LLDB_INVALID_REGNUM),
+ DEFINE_GPR(r7, "arg5", dwarf_r7, dwarf_r7, LLDB_REGNUM_GENERIC_ARG5, LLDB_INVALID_REGNUM),
+ DEFINE_GPR(r8, "arg6", dwarf_r8, dwarf_r8, LLDB_REGNUM_GENERIC_ARG6, LLDB_INVALID_REGNUM),
+ DEFINE_GPR(r9, "arg7", dwarf_r9, dwarf_r9, LLDB_REGNUM_GENERIC_ARG7, LLDB_INVALID_REGNUM),
+ DEFINE_GPR(r10, "arg8", dwarf_r10, dwarf_r10, LLDB_REGNUM_GENERIC_ARG8, LLDB_INVALID_REGNUM),
+ DEFINE_GPR(r11, nullptr, dwarf_r11, dwarf_r11, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM),
+ DEFINE_GPR(r12, nullptr, dwarf_r12, dwarf_r12, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM),
+ DEFINE_GPR(r13, nullptr, dwarf_r13, dwarf_r13, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM),
+ DEFINE_GPR(r14, nullptr, dwarf_r14, dwarf_r14, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM),
+ DEFINE_GPR(r15, nullptr, dwarf_r15, dwarf_r15, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM),
+ DEFINE_GPR(r16, nullptr, dwarf_r16, dwarf_r16, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM),
+ DEFINE_GPR(r17, nullptr, dwarf_r17, dwarf_r17, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM),
+ DEFINE_GPR(r18, nullptr, dwarf_r18, dwarf_r18, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM),
+ DEFINE_GPR(r19, nullptr, dwarf_r19, dwarf_r19, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM),
+ DEFINE_GPR(r20, nullptr, dwarf_r20, dwarf_r20, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM),
+ DEFINE_GPR(r21, nullptr, dwarf_r21, dwarf_r21, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM),
+ DEFINE_GPR(r22, nullptr, dwarf_r22, dwarf_r22, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM),
+ DEFINE_GPR(r23, nullptr, dwarf_r23, dwarf_r23, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM),
+ DEFINE_GPR(r24, nullptr, dwarf_r24, dwarf_r24, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM),
+ DEFINE_GPR(r25, nullptr, dwarf_r25, dwarf_r25, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM),
+ DEFINE_GPR(r26, nullptr, dwarf_r26, dwarf_r26, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM),
+ DEFINE_GPR(r27, nullptr, dwarf_r27, dwarf_r27, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM),
+ DEFINE_GPR(r28, nullptr, dwarf_r28, dwarf_r28, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM),
+ DEFINE_GPR(r29, nullptr, dwarf_r29, dwarf_r29, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM),
+ DEFINE_GPR(r30, nullptr, dwarf_r30, dwarf_r30, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM),
+ DEFINE_GPR(r31, nullptr, dwarf_r31, dwarf_r31, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM),
+ DEFINE_GPR(lr, "lr", dwarf_lr, dwarf_lr, LLDB_REGNUM_GENERIC_RA, LLDB_INVALID_REGNUM),
+ DEFINE_GPR(cr, "cr", dwarf_cr, dwarf_cr, LLDB_REGNUM_GENERIC_FLAGS, LLDB_INVALID_REGNUM),
+ DEFINE_GPR(xer, "xer", dwarf_xer, dwarf_xer, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM),
+ DEFINE_GPR(ctr, "ctr", dwarf_ctr, dwarf_ctr, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM),
+ DEFINE_GPR(pc, "pc", dwarf_pc, dwarf_pc, LLDB_REGNUM_GENERIC_PC, LLDB_INVALID_REGNUM),
+ { nullptr, nullptr, 8, 0, eEncodingUint, eFormatHex, { dwarf_cfa, dwarf_cfa, LLDB_INVALID_REGNUM, LLDB_INVALID_REGNUM}, nullptr, nullptr }
};
static const uint32_t k_num_register_infos = llvm::array_lengthof(g_register_infos);
@@ -166,7 +170,6 @@ ABISysV_ppc64::GetRegisterInfoArray (uint32_t &count)
return g_register_infos;
}
-
size_t
ABISysV_ppc64::GetRedZoneSize () const
{
@@ -176,6 +179,7 @@ ABISysV_ppc64::GetRedZoneSize () const
//------------------------------------------------------------------
// Static Functions
//------------------------------------------------------------------
+
ABISP
ABISysV_ppc64::CreateInstance (const ArchSpec &arch)
{
@@ -217,7 +221,7 @@ ABISysV_ppc64::PrepareTrivialCall (Thread &thread,
if (!reg_ctx)
return false;
- const RegisterInfo *reg_info = NULL;
+ const RegisterInfo *reg_info = nullptr;
if (args.size() > 8) // TODO handle more than 8 arguments
return false;
@@ -399,7 +403,7 @@ ABISysV_ppc64::GetArgumentValues (Thread &thread,
return false;
bool is_signed;
- if (compiler_type.IsIntegerType (is_signed))
+ if (compiler_type.IsIntegerOrEnumerationType (is_signed))
{
ReadIntegerArgument(value->GetScalar(),
compiler_type.GetBitSize(&thread),
@@ -450,7 +454,7 @@ ABISysV_ppc64::SetReturnValueObject(lldb::StackFrameSP &frame_sp, lldb::ValueObj
RegisterContext *reg_ctx = thread->GetRegisterContext().get();
bool set_it_simple = false;
- if (compiler_type.IsIntegerType (is_signed) || compiler_type.IsPointerType())
+ if (compiler_type.IsIntegerOrEnumerationType (is_signed) || compiler_type.IsPointerType())
{
const RegisterInfo *reg_info = reg_ctx->GetRegisterInfoByName("r3", 0);
@@ -474,7 +478,6 @@ ABISysV_ppc64::SetReturnValueObject(lldb::StackFrameSP &frame_sp, lldb::ValueObj
{
error.SetErrorString("We don't support returning longer than 64 bit integer values at present.");
}
-
}
else if (compiler_type.IsFloatingPointType (count, is_complex))
{
@@ -518,7 +521,6 @@ ABISysV_ppc64::SetReturnValueObject(lldb::StackFrameSP &frame_sp, lldb::ValueObj
return error;
}
-
ValueObjectSP
ABISysV_ppc64::GetReturnValueObjectSimple (Thread &thread,
CompilerType &return_compiler_type) const
@@ -626,7 +628,6 @@ ABISysV_ppc64::GetReturnValueObjectSimple (Thread &thread,
return_valobj_sp = ValueObjectConstResult::Create (thread.GetStackFrameAtIndex(0).get(),
value,
ConstString(""));
-
}
else if (type_flags & eTypeIsPointer)
{
@@ -642,7 +643,6 @@ ABISysV_ppc64::GetReturnValueObjectSimple (Thread &thread,
const size_t byte_size = return_compiler_type.GetByteSize(nullptr);
if (byte_size > 0)
{
-
const RegisterInfo *altivec_reg = reg_ctx->GetRegisterInfoByName("v2", 0);
if (altivec_reg)
{
@@ -739,7 +739,7 @@ ABISysV_ppc64::GetReturnValueObjectImpl (Thread &thread, CompilerType &return_co
bool is_complex;
uint32_t count;
- CompilerType field_compiler_type = return_compiler_type.GetFieldAtIndex (idx, name, &field_bit_offset, NULL, NULL);
+ CompilerType field_compiler_type = return_compiler_type.GetFieldAtIndex(idx, name, &field_bit_offset, nullptr, nullptr);
const size_t field_bit_width = field_compiler_type.GetBitSize(&thread);
// If there are any unaligned fields, this is stored in memory.
@@ -752,11 +752,10 @@ ABISysV_ppc64::GetReturnValueObjectImpl (Thread &thread, CompilerType &return_co
uint32_t field_byte_width = field_bit_width/8;
uint32_t field_byte_offset = field_bit_offset/8;
-
- DataExtractor *copy_from_extractor = NULL;
+ DataExtractor *copy_from_extractor = nullptr;
uint32_t copy_from_offset = 0;
- if (field_compiler_type.IsIntegerType (is_signed) || field_compiler_type.IsPointerType ())
+ if (field_compiler_type.IsIntegerOrEnumerationType (is_signed) || field_compiler_type.IsPointerType ())
{
if (integer_bytes < 8)
{
@@ -785,7 +784,7 @@ ABISysV_ppc64::GetReturnValueObjectImpl (Thread &thread, CompilerType &return_co
else
{
// The last field didn't fit. I can't see how that would happen w/o the overall size being
- // greater than 16 bytes. For now, return a NULL return value object.
+ // greater than 16 bytes. For now, return a nullptr return value object.
return return_valobj_sp;
}
}
@@ -819,9 +818,9 @@ ABISysV_ppc64::GetReturnValueObjectImpl (Thread &thread, CompilerType &return_co
CompilerType next_field_compiler_type = return_compiler_type.GetFieldAtIndex (idx + 1,
name,
&next_field_bit_offset,
- NULL,
- NULL);
- if (next_field_compiler_type.IsIntegerType (is_signed))
+ nullptr,
+ nullptr);
+ if (next_field_compiler_type.IsIntegerOrEnumerationType (is_signed))
in_gpr = true;
else
{
@@ -829,7 +828,6 @@ ABISysV_ppc64::GetReturnValueObjectImpl (Thread &thread, CompilerType &return_co
in_gpr = false;
}
}
-
}
else if (field_byte_offset % 4 == 0)
{
@@ -843,9 +841,9 @@ ABISysV_ppc64::GetReturnValueObjectImpl (Thread &thread, CompilerType &return_co
CompilerType prev_field_compiler_type = return_compiler_type.GetFieldAtIndex (idx - 1,
name,
&prev_field_bit_offset,
- NULL,
- NULL);
- if (prev_field_compiler_type.IsIntegerType (is_signed))
+ nullptr,
+ nullptr);
+ if (prev_field_compiler_type.IsIntegerOrEnumerationType (is_signed))
in_gpr = true;
else
{
@@ -853,7 +851,6 @@ ABISysV_ppc64::GetReturnValueObjectImpl (Thread &thread, CompilerType &return_co
in_gpr = false;
}
}
-
}
else
{
@@ -910,7 +907,6 @@ ABISysV_ppc64::GetReturnValueObjectImpl (Thread &thread, CompilerType &return_co
}
}
-
// FIXME: This is just taking a guess, r3 may very well no longer hold the return storage location.
// If we are going to do this right, when we make a new frame we should check to see if it uses a memory
// return, and if we are at the first instruction and if so stash away the return location. Then we would
@@ -920,10 +916,10 @@ ABISysV_ppc64::GetReturnValueObjectImpl (Thread &thread, CompilerType &return_co
{
unsigned r3_id = reg_ctx_sp->GetRegisterInfoByName("r3", 0)->kinds[eRegisterKindLLDB];
lldb::addr_t storage_addr = (uint64_t)thread.GetRegisterContext()->ReadRegisterAsUnsigned(r3_id, 0);
- return_valobj_sp = ValueObjectMemory::Create (&thread,
- "",
- Address (storage_addr, NULL),
- return_compiler_type);
+ return_valobj_sp = ValueObjectMemory::Create(&thread,
+ "",
+ Address(storage_addr, nullptr),
+ return_compiler_type);
}
}
@@ -989,8 +985,6 @@ ABISysV_ppc64::RegisterIsVolatile (const RegisterInfo *reg_info)
return !RegisterIsCalleeSaved (reg_info);
}
-
-
// See "Register Usage" in the
// "System V Application Binary Interface"
// "64-bit PowerPC ELF Application Binary Interface Supplement"
@@ -1039,8 +1033,6 @@ ABISysV_ppc64::RegisterIsCalleeSaved (const RegisterInfo *reg_info)
return false;
}
-
-
void
ABISysV_ppc64::Initialize()
{
@@ -1065,6 +1057,7 @@ ABISysV_ppc64::GetPluginNameStatic()
//------------------------------------------------------------------
// PluginInterface protocol
//------------------------------------------------------------------
+
lldb_private::ConstString
ABISysV_ppc64::GetPluginName()
{
@@ -1076,4 +1069,3 @@ ABISysV_ppc64::GetPluginVersion()
{
return 1;
}
-