Speedup fix to PUSH_GPR and POP_GPR

diff --git a/Kernel/arch/x86_64/desctab.asm b/Kernel/arch/x86_64/desctab.asm
index eef93f0..aec7656 100644 (file)
--- a/Kernel/arch/x86_64/desctab.asm
+++ b/Kernel/arch/x86_64/desctab.asm
@@ -46,12 +46,42 @@ Irq%1:
 %endmacro
 
 %macro PUSH_GPR        0
-       PUSH_EX r15, r14, r13, r12, r11, r10, r9, r8
-       PUSH_EX rsi, rdi, rbp, rsp, rbx, rdx, rcx, rax
+       mov [rsp-0x08], r15
+       mov [rsp-0x10], r14
+       mov [rsp-0x18], r13
+       mov [rsp-0x20], r12
+       mov [rsp-0x28], r11
+       mov [rsp-0x30], r10
+       mov [rsp-0x38], r9
+       mov [rsp-0x40], r8
+       mov [rsp-0x48], rdi
+       mov [rsp-0x50], rsi
+       mov [rsp-0x58], rbp
+       mov [rsp-0x60], rsp
+       mov [rsp-0x68], rbx
+       mov [rsp-0x70], rdx
+       mov [rsp-0x78], rcx
+       mov [rsp-0x80], rax
+       sub rsp, 0x80
 %endmacro
 %macro POP_GPR 0
-       POP_EX  rsi, rdi, rbp, rsp, rbx, rdx, rcx, rax
-       POP_EX  r15, r14, r13, r12, r11, r10, r9, r8
+       add rsp, 0x80
+       mov r15, [rsp-0x08]
+       mov r14, [rsp-0x10]
+       mov r13, [rsp-0x18]
+       mov r12, [rsp-0x20]
+       mov r11, [rsp-0x28]
+       mov r10, [rsp-0x30]
+       mov r9, [rsp-0x38]
+       mov r8, [rsp-0x40]
+       mov rdi, [rsp-0x48]
+       mov rsi, [rsp-0x50]
+       mov rbp, [rsp-0x58]
+       ;mov rsp, [rsp-0x60]
+       mov rbx, [rsp-0x68]
+       mov rdx, [rsp-0x70]
+       mov rcx, [rsp-0x78]
+       mov rax, [rsp-0x80]
 %endmacro
 
 [extern Proc_Scheduler]