-//===-- OrcArchitectureSupport.h - Architecture support code ---*- C++ -*-===//
+//===-------------- OrcABISupport.h - ABI support code ---------*- C++ -*-===//
//
// The LLVM Compiler Infrastructure
//
//
//===----------------------------------------------------------------------===//
//
-// Architecture specific code for Orc, e.g. callback assembly.
+// ABI specific code for Orc, e.g. callback assembly.
//
-// Architecture classes should be part of the JIT *target* process, not the host
+// ABI classes should be part of the JIT *target* process, not the host
// process (except where you're doing hosted JITing and the two are one and the
// same).
//
//===----------------------------------------------------------------------===//
-#ifndef LLVM_EXECUTIONENGINE_ORC_ORCARCHITECTURESUPPORT_H
-#define LLVM_EXECUTIONENGINE_ORC_ORCARCHITECTURESUPPORT_H
+#ifndef LLVM_EXECUTIONENGINE_ORC_ORCABISUPPORT_H
+#define LLVM_EXECUTIONENGINE_ORC_ORCABISUPPORT_H
#include "IndirectionUtils.h"
#include "llvm/Support/Memory.h"
namespace llvm {
namespace orc {
-/// Generic ORC Architecture support.
+/// Generic ORC ABI support.
///
/// This class can be substituted as the target architecure support class for
/// ORC templates that require one (e.g. IndirectStubsManagers). It does not
/// support lazy JITing however, and any attempt to use that functionality
/// will result in execution of an llvm_unreachable.
-class OrcGenericArchitecture {
+class OrcGenericABI {
public:
static const unsigned PointerSize = sizeof(uintptr_t);
static const unsigned TrampolineSize = 1;
unsigned MinStubs, void *InitialPtrVal);
};
-/// @brief X86_64 support.
+/// @brief X86_64 code that's common to all ABIs.
///
/// X86_64 supports lazy JITing.
-class OrcX86_64 {
+class OrcX86_64_Base {
public:
static const unsigned PointerSize = 8;
static const unsigned TrampolineSize = 8;
- static const unsigned ResolverCodeSize = 0x6C;
typedef GenericIndirectStubsInfo<8> IndirectStubsInfo;
- typedef TargetAddress (*JITReentryFn)(void *CallbackMgr, void *TrampolineId);
-
- /// @brief Write the resolver code into the given memory. The user is be
- /// responsible for allocating the memory and setting permissions.
- static void writeResolverCode(uint8_t *ResolveMem, JITReentryFn Reentry,
- void *CallbackMgr);
-
/// @brief Write the requsted number of trampolines into the given memory,
/// which must be big enough to hold 1 pointer, plus NumTrampolines
/// trampolines.
unsigned MinStubs, void *InitialPtrVal);
};
+/// @brief X86_64 support for SysV ABI (Linux, MacOSX).
+///
+/// X86_64_SysV supports lazy JITing.
+class OrcX86_64_SysV : public OrcX86_64_Base {
+public:
+ static const unsigned ResolverCodeSize = 0x6C;
+ typedef TargetAddress(*JITReentryFn)(void *CallbackMgr, void *TrampolineId);
+
+ /// @brief Write the resolver code into the given memory. The user is be
+ /// responsible for allocating the memory and setting permissions.
+ static void writeResolverCode(uint8_t *ResolveMem, JITReentryFn Reentry,
+ void *CallbackMgr);
+};
+
+/// @brief X86_64 support for Win32.
+///
+/// X86_64_Win32 supports lazy JITing.
+class OrcX86_64_Win32 : public OrcX86_64_Base {
+public:
+ static const unsigned ResolverCodeSize = 0x74;
+ typedef TargetAddress(*JITReentryFn)(void *CallbackMgr, void *TrampolineId);
+
+ /// @brief Write the resolver code into the given memory. The user is be
+ /// responsible for allocating the memory and setting permissions.
+ static void writeResolverCode(uint8_t *ResolveMem, JITReentryFn Reentry,
+ void *CallbackMgr);
+};
+
/// @brief I386 support.
///
/// I386 supports lazy JITing.
} // End namespace orc.
} // End namespace llvm.
-#endif // LLVM_EXECUTIONENGINE_ORC_ORCARCHITECTURESUPPORT_H
+#endif // LLVM_EXECUTIONENGINE_ORC_ORCABISUPPORT_H
-//===------ OrcArchSupport.cpp - Architecture specific support code -------===//
+//===------------- OrcABISupport.cpp - ABI specific support code ----------===//
//
// The LLVM Compiler Infrastructure
//
//
//===----------------------------------------------------------------------===//
-#include "llvm/ExecutionEngine/Orc/OrcArchitectureSupport.h"
+#include "llvm/ExecutionEngine/Orc/OrcABISupport.h"
#include "llvm/ADT/Triple.h"
#include "llvm/Support/Process.h"
return Error::success();
}
-void OrcX86_64::writeResolverCode(uint8_t *ResolverMem, JITReentryFn ReentryFn,
- void *CallbackMgr) {
-
- const uint8_t ResolverCode[] = {
- // resolver_entry:
- 0x55, // 0x00: pushq %rbp
- 0x48, 0x89, 0xe5, // 0x01: movq %rsp, %rbp
- 0x50, // 0x04: pushq %rax
- 0x53, // 0x05: pushq %rbx
- 0x51, // 0x06: pushq %rcx
- 0x52, // 0x07: pushq %rdx
- 0x56, // 0x08: pushq %rsi
- 0x57, // 0x09: pushq %rdi
- 0x41, 0x50, // 0x0a: pushq %r8
- 0x41, 0x51, // 0x0c: pushq %r9
- 0x41, 0x52, // 0x0e: pushq %r10
- 0x41, 0x53, // 0x10: pushq %r11
- 0x41, 0x54, // 0x12: pushq %r12
- 0x41, 0x55, // 0x14: pushq %r13
- 0x41, 0x56, // 0x16: pushq %r14
- 0x41, 0x57, // 0x18: pushq %r15
- 0x48, 0x81, 0xec, 0x08, 0x02, 0x00, 0x00, // 0x1a: subq 0x208, %rsp
- 0x48, 0x0f, 0xae, 0x04, 0x24, // 0x21: fxsave64 (%rsp)
- 0x48, 0xbf, // 0x26: movabsq <CBMgr>, %rdi
-
- // 0x28: Callback manager addr.
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-
- 0x48, 0x8b, 0x75, 0x08, // 0x30: movq 8(%rbp), %rsi
- 0x48, 0x83, 0xee, 0x06, // 0x34: subq $6, %rsi
- 0x48, 0xb8, // 0x38: movabsq <REntry>, %rax
-
- // 0x3a: JIT re-entry fn addr:
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-
- 0xff, 0xd0, // 0x42: callq *%rax
- 0x48, 0x89, 0x45, 0x08, // 0x44: movq %rax, 8(%rbp)
- 0x48, 0x0f, 0xae, 0x0c, 0x24, // 0x48: fxrstor64 (%rsp)
- 0x48, 0x81, 0xc4, 0x08, 0x02, 0x00, 0x00, // 0x4d: addq 0x208, %rsp
- 0x41, 0x5f, // 0x54: popq %r15
- 0x41, 0x5e, // 0x56: popq %r14
- 0x41, 0x5d, // 0x58: popq %r13
- 0x41, 0x5c, // 0x5a: popq %r12
- 0x41, 0x5b, // 0x5c: popq %r11
- 0x41, 0x5a, // 0x5e: popq %r10
- 0x41, 0x59, // 0x60: popq %r9
- 0x41, 0x58, // 0x62: popq %r8
- 0x5f, // 0x64: popq %rdi
- 0x5e, // 0x65: popq %rsi
- 0x5a, // 0x66: popq %rdx
- 0x59, // 0x67: popq %rcx
- 0x5b, // 0x68: popq %rbx
- 0x58, // 0x69: popq %rax
- 0x5d, // 0x6a: popq %rbp
- 0xc3, // 0x6b: retq
- };
-
- const unsigned ReentryFnAddrOffset = 0x3a;
- const unsigned CallbackMgrAddrOffset = 0x28;
-
- memcpy(ResolverMem, ResolverCode, sizeof(ResolverCode));
- memcpy(ResolverMem + ReentryFnAddrOffset, &ReentryFn, sizeof(ReentryFn));
- memcpy(ResolverMem + CallbackMgrAddrOffset, &CallbackMgr,
- sizeof(CallbackMgr));
-}
-
-void OrcX86_64::writeTrampolines(uint8_t *TrampolineMem, void *ResolverAddr,
- unsigned NumTrampolines) {
+void OrcX86_64_Base::writeTrampolines(uint8_t *TrampolineMem,
+ void *ResolverAddr,
+ unsigned NumTrampolines) {
unsigned OffsetToPtr = NumTrampolines * TrampolineSize;
Trampolines[I] = CallIndirPCRel | ((OffsetToPtr - 6) << 16);
}
-Error OrcX86_64::emitIndirectStubsBlock(IndirectStubsInfo &StubsInfo,
- unsigned MinStubs,
- void *InitialPtrVal) {
+Error OrcX86_64_Base::emitIndirectStubsBlock(IndirectStubsInfo &StubsInfo,
+ unsigned MinStubs,
+ void *InitialPtrVal) {
// Stub format is:
//
// .section __orc_stubs
return Error::success();
}
+void OrcX86_64_SysV::writeResolverCode(uint8_t *ResolverMem,
+ JITReentryFn ReentryFn,
+ void *CallbackMgr) {
+
+ const uint8_t ResolverCode[] = {
+ // resolver_entry:
+ 0x55, // 0x00: pushq %rbp
+ 0x48, 0x89, 0xe5, // 0x01: movq %rsp, %rbp
+ 0x50, // 0x04: pushq %rax
+ 0x53, // 0x05: pushq %rbx
+ 0x51, // 0x06: pushq %rcx
+ 0x52, // 0x07: pushq %rdx
+ 0x56, // 0x08: pushq %rsi
+ 0x57, // 0x09: pushq %rdi
+ 0x41, 0x50, // 0x0a: pushq %r8
+ 0x41, 0x51, // 0x0c: pushq %r9
+ 0x41, 0x52, // 0x0e: pushq %r10
+ 0x41, 0x53, // 0x10: pushq %r11
+ 0x41, 0x54, // 0x12: pushq %r12
+ 0x41, 0x55, // 0x14: pushq %r13
+ 0x41, 0x56, // 0x16: pushq %r14
+ 0x41, 0x57, // 0x18: pushq %r15
+ 0x48, 0x81, 0xec, 0x08, 0x02, 0x00, 0x00, // 0x1a: subq 0x208, %rsp
+ 0x48, 0x0f, 0xae, 0x04, 0x24, // 0x21: fxsave64 (%rsp)
+ 0x48, 0xbf, // 0x26: movabsq <CBMgr>, %rdi
+
+ // 0x28: Callback manager addr.
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+
+ 0x48, 0x8b, 0x75, 0x08, // 0x30: movq 8(%rbp), %rsi
+ 0x48, 0x83, 0xee, 0x06, // 0x34: subq $6, %rsi
+ 0x48, 0xb8, // 0x38: movabsq <REntry>, %rax
+
+ // 0x3a: JIT re-entry fn addr:
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+
+ 0xff, 0xd0, // 0x42: callq *%rax
+ 0x48, 0x89, 0x45, 0x08, // 0x44: movq %rax, 8(%rbp)
+ 0x48, 0x0f, 0xae, 0x0c, 0x24, // 0x48: fxrstor64 (%rsp)
+ 0x48, 0x81, 0xc4, 0x08, 0x02, 0x00, 0x00, // 0x4d: addq 0x208, %rsp
+ 0x41, 0x5f, // 0x54: popq %r15
+ 0x41, 0x5e, // 0x56: popq %r14
+ 0x41, 0x5d, // 0x58: popq %r13
+ 0x41, 0x5c, // 0x5a: popq %r12
+ 0x41, 0x5b, // 0x5c: popq %r11
+ 0x41, 0x5a, // 0x5e: popq %r10
+ 0x41, 0x59, // 0x60: popq %r9
+ 0x41, 0x58, // 0x62: popq %r8
+ 0x5f, // 0x64: popq %rdi
+ 0x5e, // 0x65: popq %rsi
+ 0x5a, // 0x66: popq %rdx
+ 0x59, // 0x67: popq %rcx
+ 0x5b, // 0x68: popq %rbx
+ 0x58, // 0x69: popq %rax
+ 0x5d, // 0x6a: popq %rbp
+ 0xc3, // 0x6b: retq
+ };
+
+ const unsigned ReentryFnAddrOffset = 0x3a;
+ const unsigned CallbackMgrAddrOffset = 0x28;
+
+ memcpy(ResolverMem, ResolverCode, sizeof(ResolverCode));
+ memcpy(ResolverMem + ReentryFnAddrOffset, &ReentryFn, sizeof(ReentryFn));
+ memcpy(ResolverMem + CallbackMgrAddrOffset, &CallbackMgr,
+ sizeof(CallbackMgr));
+}
+
+void OrcX86_64_Win32::writeResolverCode(uint8_t *ResolverMem,
+ JITReentryFn ReentryFn,
+ void *CallbackMgr) {
+
+ // resolverCode is similar to OrcX86_64 with differences specific to windows x64 calling convention:
+ // arguments go into rcx, rdx and come in reverse order, shadow space allocation on stack
+ const uint8_t ResolverCode[] = {
+ // resolver_entry:
+ 0x55, // 0x00: pushq %rbp
+ 0x48, 0x89, 0xe5, // 0x01: movq %rsp, %rbp
+ 0x50, // 0x04: pushq %rax
+ 0x53, // 0x05: pushq %rbx
+ 0x51, // 0x06: pushq %rcx
+ 0x52, // 0x07: pushq %rdx
+ 0x56, // 0x08: pushq %rsi
+ 0x57, // 0x09: pushq %rdi
+ 0x41, 0x50, // 0x0a: pushq %r8
+ 0x41, 0x51, // 0x0c: pushq %r9
+ 0x41, 0x52, // 0x0e: pushq %r10
+ 0x41, 0x53, // 0x10: pushq %r11
+ 0x41, 0x54, // 0x12: pushq %r12
+ 0x41, 0x55, // 0x14: pushq %r13
+ 0x41, 0x56, // 0x16: pushq %r14
+ 0x41, 0x57, // 0x18: pushq %r15
+ 0x48, 0x81, 0xec, 0x08, 0x02, 0x00, 0x00, // 0x1a: subq 0x208, %rsp
+ 0x48, 0x0f, 0xae, 0x04, 0x24, // 0x21: fxsave64 (%rsp)
+
+ 0x48, 0xb9, // 0x26: movabsq <CBMgr>, %rcx
+ // 0x28: Callback manager addr.
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+
+ 0x48, 0x8B, 0x55, 0x08, // 0x30: mov rdx, [rbp+0x8]
+ 0x48, 0x83, 0xea, 0x06, // 0x34: sub rdx, 0x6
+
+ 0x48, 0xb8, // 0x38: movabsq <REntry>, %rax
+ // 0x3a: JIT re-entry fn addr:
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+
+ // 0x42: sub rsp, 0x20 (Allocate shadow space)
+ 0x48, 0x83, 0xEC, 0x20,
+ 0xff, 0xd0, // 0x46: callq *%rax
+
+ // 0x48: add rsp, 0x20 (Free shadow space)
+ 0x48, 0x83, 0xC4, 0x20,
+
+ 0x48, 0x89, 0x45, 0x08, // 0x4C: movq %rax, 8(%rbp)
+ 0x48, 0x0f, 0xae, 0x0c, 0x24, // 0x50: fxrstor64 (%rsp)
+ 0x48, 0x81, 0xc4, 0x08, 0x02, 0x00, 0x00, // 0x55: addq 0x208, %rsp
+ 0x41, 0x5f, // 0x5C: popq %r15
+ 0x41, 0x5e, // 0x5E: popq %r14
+ 0x41, 0x5d, // 0x60: popq %r13
+ 0x41, 0x5c, // 0x62: popq %r12
+ 0x41, 0x5b, // 0x64: popq %r11
+ 0x41, 0x5a, // 0x66: popq %r10
+ 0x41, 0x59, // 0x68: popq %r9
+ 0x41, 0x58, // 0x6a: popq %r8
+ 0x5f, // 0x6c: popq %rdi
+ 0x5e, // 0x6d: popq %rsi
+ 0x5a, // 0x6e: popq %rdx
+ 0x59, // 0x6f: popq %rcx
+ 0x5b, // 0x70: popq %rbx
+ 0x58, // 0x71: popq %rax
+ 0x5d, // 0x72: popq %rbp
+ 0xc3, // 0x73: retq
+ };
+
+
+ const unsigned ReentryFnAddrOffset = 0x3a;
+ const unsigned CallbackMgrAddrOffset = 0x28;
+
+ memcpy(ResolverMem, ResolverCode, sizeof(ResolverCode));
+ memcpy(ResolverMem + ReentryFnAddrOffset, &ReentryFn, sizeof(ReentryFn));
+ memcpy(ResolverMem + CallbackMgrAddrOffset, &CallbackMgr,
+ sizeof(CallbackMgr));
+}
+
void OrcI386::writeResolverCode(uint8_t *ResolverMem, JITReentryFn ReentryFn,
void *CallbackMgr) {
OSDN Git Service
