-//
-// Copyright (c) Microsoft. All rights reserved.
-// Licensed under the MIT license. See LICENSE file in the project root for full license information.
-//
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
+// See the LICENSE file in the project root for more information.
-#define INVALIDGCVALUE -0x33333333 // 0CCCCCCCDh - the assembler considers it to be a signed integer constant
-
-.macro NOP_3_BYTE
- nop dword ptr [rax]
-.endm
-
-.macro NOP_2_BYTE
- xchg ax, ax
-.endm
-
-.macro REPRET
- .byte 0xf3
- .byte 0xc3
-.endm
-
-.macro TAILJMP_RAX
- .byte 0x48
- .byte 0xFF
- .byte 0xE0
-.endm
+#define INVALIDGCVALUE 0CCCCCCCDh
#if defined(__APPLE__)
#define C_FUNC(name) _##name
#define C_PLTFUNC(name) name@PLT
#endif
-.macro PATCH_LABEL Name
- .global C_FUNC(\Name)
-C_FUNC(\Name):
-.endm
-
-.macro LEAF_ENTRY Name, Section
- .global C_FUNC(\Name)
-#if defined(__APPLE__)
- .text
-#else
- .type \Name, %function
-#endif
-C_FUNC(\Name):
- .cfi_startproc
-.endm
-
-.macro LEAF_END_MARKED Name, Section
-C_FUNC(\Name\()_End):
- .global C_FUNC(\Name\()_End)
-#if !defined(__APPLE__)
- .size \Name, .-\Name
-#endif
- .cfi_endproc
-.endm
-
.macro LEAF_END Name, Section
LEAF_END_MARKED \Name, \Section
.endm
-.macro PREPARE_EXTERNAL_VAR Name, HelperReg
- mov \HelperReg, [rip + C_FUNC(\Name)@GOTPCREL]
-.endm
-
-.macro push_nonvol_reg Register
- push \Register
- .cfi_adjust_cfa_offset 8
- .cfi_rel_offset \Register, 0
-.endm
-
-.macro pop_nonvol_reg Register
- pop \Register
- .cfi_adjust_cfa_offset -8
- .cfi_restore \Register
-.endm
-
-.macro NESTED_ENTRY Name, Section, Handler
- LEAF_ENTRY \Name, \Section
- .ifnc \Handler, NoHandler
- .cfi_personality 0, \Handler // 4 == DW_EH_PE_udata8 0 == DW_EH_PE_absptr
- .endif
-.endm
-
-.macro NESTED_END Name, Section
- LEAF_END \Name, \Section
-#if defined(__APPLE__)
- .section __LD,__compact_unwind,regular,debug
- .quad C_FUNC(\Name)
- .set C_FUNC(\Name\()_Size), C_FUNC(\Name\()_End) - C_FUNC(\Name)
- .long C_FUNC(\Name\()_Size)
- .long 0x04000000 # DWARF
- .quad 0
- .quad 0
-#endif
-.endm
-
.macro END_PROLOGUE
.endm
-.macro alloc_stack Size
-.att_syntax
- lea -\Size(%rsp), %rsp
-.intel_syntax noprefix
- .cfi_adjust_cfa_offset \Size
-.endm
-
-.macro free_stack Size
-.att_syntax
- lea \Size(%rsp), %rsp
-.intel_syntax noprefix
- .cfi_adjust_cfa_offset -\Size
-.endm
-
-.macro set_cfa_register Reg, Offset
- .cfi_def_cfa_register \Reg
- .cfi_def_cfa_offset \Offset
-.endm
-
-.macro save_reg_postrsp Reg, Offset
- __Offset = \Offset
- mov qword ptr [rsp + __Offset], \Reg
- .cfi_rel_offset \Reg, __Offset
-.endm
-
-.macro restore_reg Reg, Offset
- __Offset = \Offset
- mov \Reg, [rsp + __Offset]
- .cfi_restore \Reg
-.endm
-
-.macro save_xmm128_postrsp Reg, Offset
- __Offset = \Offset
- movdqa [rsp + __Offset], \Reg
- // NOTE: We cannot use ".cfi_rel_offset \Reg, __Offset" here,
- // the xmm registers are not supported by the libunwind
-.endm
-
-.macro restore_xmm128 Reg, ofs
- __Offset = \ofs
- movdqa \Reg, [rsp + __Offset]
- // NOTE: We cannot use ".cfi_restore \Reg" here,
- // the xmm registers are not supported by the libunwind
-
-.endm
-
-.macro POP_CALLEE_SAVED_REGISTERS
-
- pop_nonvol_reg r12
- pop_nonvol_reg r13
- pop_nonvol_reg r14
- pop_nonvol_reg r15
- pop_nonvol_reg rbx
- pop_nonvol_reg rbp
-
-.endm
-
-.macro push_register Reg
- push \Reg
- .cfi_adjust_cfa_offset 8
+.macro SETALIAS New, Old
+ .equiv \New, \Old
.endm
-.macro push_eflags
- pushfq
- .cfi_adjust_cfa_offset 8
-.endm
-
-.macro push_argument_register Reg
- push_register \Reg
-.endm
-
-.macro PUSH_ARGUMENT_REGISTERS
-
- push_argument_register r9
- push_argument_register r8
- push_argument_register rcx
- push_argument_register rdx
- push_argument_register rsi
- push_argument_register rdi
-
-.endm
-
-.macro pop_register Reg
- pop \Reg
- .cfi_adjust_cfa_offset -8
-.endm
-
-.macro pop_eflags
- popfq
- .cfi_adjust_cfa_offset -8
-.endm
-
-.macro pop_argument_register Reg
- pop_register \Reg
-.endm
-
-.macro POP_ARGUMENT_REGISTERS
-
- pop_argument_register rdi
- pop_argument_register rsi
- pop_argument_register rdx
- pop_argument_register rcx
- pop_argument_register r8
- pop_argument_register r9
-
-.endm
-
-.macro SAVE_FLOAT_ARGUMENT_REGISTERS ofs
-
- save_xmm128_postrsp xmm0, \ofs
- save_xmm128_postrsp xmm1, \ofs + 0x10
- save_xmm128_postrsp xmm2, \ofs + 0x20
- save_xmm128_postrsp xmm3, \ofs + 0x30
- save_xmm128_postrsp xmm4, \ofs + 0x40
- save_xmm128_postrsp xmm5, \ofs + 0x50
- save_xmm128_postrsp xmm6, \ofs + 0x60
- save_xmm128_postrsp xmm7, \ofs + 0x70
-
-.endm
-
-.macro RESTORE_FLOAT_ARGUMENT_REGISTERS ofs
-
- restore_xmm128 xmm0, \ofs
- restore_xmm128 xmm1, \ofs + 0x10
- restore_xmm128 xmm2, \ofs + 0x20
- restore_xmm128 xmm3, \ofs + 0x30
- restore_xmm128 xmm4, \ofs + 0x40
- restore_xmm128 xmm5, \ofs + 0x50
- restore_xmm128 xmm6, \ofs + 0x60
- restore_xmm128 xmm7, \ofs + 0x70
-
-.endm
-
-// Stack layout:
-//
-// (stack parameters)
-// ...
-// return address
-// CalleeSavedRegisters::rbp
-// CalleeSavedRegisters::rbx
-// CalleeSavedRegisters::r15
-// CalleeSavedRegisters::r14
-// CalleeSavedRegisters::r13
-// CalleeSavedRegisters::r12
-// ArgumentRegisters::r9
-// ArgumentRegisters::r8
-// ArgumentRegisters::rcx
-// ArgumentRegisters::rdx
-// ArgumentRegisters::rsi
-// ArgumentRegisters::rdi <- __PWTB_StackAlloc, __PWTB_TransitionBlock
-// padding to align xmm save area
-// xmm7
-// xmm6
-// xmm5
-// xmm4
-// xmm3
-// xmm2
-// xmm1
-// xmm0 <- __PWTB_FloatArgumentRegisters
-// extra locals + padding to qword align
-.macro PROLOG_WITH_TRANSITION_BLOCK extraLocals = 0, stackAllocOnEntry = 0, stackAllocSpill1, stackAllocSpill2, stackAllocSpill3
-
- __PWTB_FloatArgumentRegisters = \extraLocals
-
- .if ((__PWTB_FloatArgumentRegisters % 16) != 0)
- __PWTB_FloatArgumentRegisters = __PWTB_FloatArgumentRegisters + 8
- .endif
-
- __PWTB_StackAlloc = __PWTB_FloatArgumentRegisters + 8 * 16 + 8 // 8 floating point registers
- __PWTB_TransitionBlock = __PWTB_StackAlloc
-
- .if \stackAllocOnEntry >= 4*8
- .error "Max supported stackAllocOnEntry is 3*8"
- .endif
-
- .if \stackAllocOnEntry > 0
- .cfi_adjust_cfa_offset \stackAllocOnEntry
- .endif
-
- // PUSH_CALLEE_SAVED_REGISTERS expanded here
-
- .if \stackAllocOnEntry < 8
- push_nonvol_reg rbp
- mov rbp, rsp
- .endif
-
- .if \stackAllocOnEntry < 2*8
- push_nonvol_reg rbx
- .endif
-
- .if \stackAllocOnEntry < 3*8
- push_nonvol_reg r15
- .endif
-
- push_nonvol_reg r14
- push_nonvol_reg r13
- push_nonvol_reg r12
-
- // ArgumentRegisters
- PUSH_ARGUMENT_REGISTERS
-
- .if \stackAllocOnEntry >= 3*8
- mov \stackAllocSpill3, [rsp + 0x48]
- save_reg_postrsp r15, 0x48
- .endif
-
- .if \stackAllocOnEntry >= 2*8
- mov \stackAllocSpill2, [rsp + 0x50]
- save_reg_postrsp rbx, 0x50
- .endif
-
- .if \stackAllocOnEntry >= 8
- mov \stackAllocSpill1, [rsp + 0x58]
- save_reg_postrsp rbp, 0x58
- lea rbp, [rsp + 0x58]
- .endif
-
- alloc_stack __PWTB_StackAlloc
- SAVE_FLOAT_ARGUMENT_REGISTERS __PWTB_FloatArgumentRegisters
-
- END_PROLOGUE
-
-.endm
-
-.macro EPILOG_WITH_TRANSITION_BLOCK_TAILCALL
-
- RESTORE_FLOAT_ARGUMENT_REGISTERS __PWTB_FloatArgumentRegisters
- free_stack __PWTB_StackAlloc
- POP_ARGUMENT_REGISTERS
- POP_CALLEE_SAVED_REGISTERS
-
-.endm
+#if defined(_AMD64_)
+#include "unixasmmacrosamd64.inc"
+#elif defined(_ARM_)
+#include "unixasmmacrosarm.inc"
+#elif defined(_ARM64_)
+#include "unixasmmacrosarm64.inc"
+#endif
projects / platform / upstream / coreclr.git / blobdiff