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hex2: Use a single allocate_pool call.

This commit is contained in:
Andrius Štikonas 2022-08-21 22:47:24 +01:00
parent 62ba4ba253
commit ce5f77ddc5
1 changed files with 4 additions and 11 deletions
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15
amd64/Development/hex2.S
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@ -25,12 +25,6 @@ _start:
mov r14, [rdx+96] # system->boot
mov [rip+SystemBoot], r14 # save system->boot
# Allocate pool for scratch area
xor edx, edx # zero rdx
mov dh, 0x8 # arg2 = 256 * 8 = 2048 = 0x800
call allocate_pool
mov [rip+scratch], rax # save scratch
# Open Loaded Image protocol
push rax # allocate stack for image
mov r8, rsp # arg3 = &image
@ -122,10 +116,12 @@ loop_options2: # Skip argv[1]
call [rcx+8] # rootdir->open()
mov r10, [rsp+40] # get fout
# Allocate pool for structs
# Allocate ourselves 16 MiB of memory
mov rdx, 0x1000000 # allocate 16 MiB of memory
call allocate_pool
mov r12, rax # get structs
mov [rip+scratch], rax # Allocate space for scratch area
add rax, 0x800 # 2 KiB of scratch
mov r12, rax # save structs pointer
call ClearScratch # Zero scratch
mov r15, -1 # Our flag for byte processing
@ -618,9 +614,6 @@ terminate:
mov rcx, [rip+scratch] # arg1 = scratch
call [r14+72] # system->boot->free_pool(scratch)
mov rcx, r12 # arg1 = structs
call [r14+72] # system->boot->free_pool(structs)
mov rcx, [rip+fin] # arg1 = fin
call [rcx+16] # fin->close(fin)
pop rax # deallocate stack