diff options
Diffstat (limited to 'MdePkg')
| -rw-r--r-- | MdePkg/Library/BaseLib/BaseLib.inf | 2 | ||||
| -rw-r--r-- | MdePkg/Library/BaseLib/X64/SetJump.nasm | 66 |
2 files changed, 68 insertions, 0 deletions
diff --git a/MdePkg/Library/BaseLib/BaseLib.inf b/MdePkg/Library/BaseLib/BaseLib.inf index f9628e5805..e3408f28e3 100644 --- a/MdePkg/Library/BaseLib/BaseLib.inf +++ b/MdePkg/Library/BaseLib/BaseLib.inf @@ -435,6 +435,7 @@ X64/CpuId.asm
X64/LongJump.nasm
X64/LongJump.asm
+ X64/SetJump.nasm
X64/SetJump.asm
X64/SwitchStack.asm
X64/EnableCache.asm
@@ -607,6 +608,7 @@ X64/GccInline.c | GCC
X64/Thunk16.S | XCODE
X64/SwitchStack.S | GCC
+ X64/SetJump.nasm| GCC
X64/SetJump.S | GCC
X64/LongJump.nasm| GCC
X64/LongJump.S | GCC
diff --git a/MdePkg/Library/BaseLib/X64/SetJump.nasm b/MdePkg/Library/BaseLib/X64/SetJump.nasm new file mode 100644 index 0000000000..b1d0ff7121 --- /dev/null +++ b/MdePkg/Library/BaseLib/X64/SetJump.nasm @@ -0,0 +1,66 @@ +;------------------------------------------------------------------------------
+;
+; Copyright (c) 2006, Intel Corporation. All rights reserved.<BR>
+; This program and the accompanying materials
+; are licensed and made available under the terms and conditions of the BSD License
+; which accompanies this distribution. The full text of the license may be found at
+; http://opensource.org/licenses/bsd-license.php.
+;
+; THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
+; WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
+;
+; Module Name:
+;
+; SetJump.Asm
+;
+; Abstract:
+;
+; Implementation of SetJump() on x64.
+;
+;------------------------------------------------------------------------------
+
+ DEFAULT REL
+ SECTION .text
+
+extern ASM_PFX(InternalAssertJumpBuffer)
+
+;------------------------------------------------------------------------------
+; UINTN
+; EFIAPI
+; SetJump (
+; OUT BASE_LIBRARY_JUMP_BUFFER *JumpBuffer
+; );
+;------------------------------------------------------------------------------
+global ASM_PFX(SetJump)
+ASM_PFX(SetJump):
+ push rcx
+ add rsp, -0x20
+ call ASM_PFX(InternalAssertJumpBuffer)
+ add rsp, 0x20
+ pop rcx
+ pop rdx
+ mov [rcx], rbx
+ mov [rcx + 8], rsp
+ mov [rcx + 0x10], rbp
+ mov [rcx + 0x18], rdi
+ mov [rcx + 0x20], rsi
+ mov [rcx + 0x28], r12
+ mov [rcx + 0x30], r13
+ mov [rcx + 0x38], r14
+ mov [rcx + 0x40], r15
+ mov [rcx + 0x48], rdx
+ ; save non-volatile fp registers
+ stmxcsr [rcx + 0x50]
+ movdqu [rcx + 0x58], xmm6
+ movdqu [rcx + 0x68], xmm7
+ movdqu [rcx + 0x78], xmm8
+ movdqu [rcx + 0x88], xmm9
+ movdqu [rcx + 0x98], xmm10
+ movdqu [rcx + 0xA8], xmm11
+ movdqu [rcx + 0xB8], xmm12
+ movdqu [rcx + 0xC8], xmm13
+ movdqu [rcx + 0xD8], xmm14
+ movdqu [rcx + 0xE8], xmm15
+ xor rax, rax
+ jmp rdx
+
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