Artifact d3f8a4b569c497c511367ab8732ca23b71a7d797ce21fabb2f9c74be50a44ce8:
- File
src/invocation/call-x86_64-elf.S
— part of check-in
[780d096371]
at
2019-02-18 01:37:36
on branch trunk
— invocation: Make all offsets constants
This makes the assembly much more readable.
No difference between disassembled .o file before and after. (user: js, size: 2945) [annotate] [blame] [check-ins using]
/* * Copyright (c) 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, * 2018, 2019 * Jonathan Schleifer <js@heap.zone> * * All rights reserved. * * This file is part of ObjFW. It may be distributed under the terms of the * Q Public License 1.0, which can be found in the file LICENSE.QPL included in * the packaging of this file. * * Alternatively, it may be distributed under the terms of the GNU General * Public License, either version 2 or 3, which can be found in the file * LICENSE.GPLv2 or LICENSE.GPLv3 respectively included in the packaging of this * file. */ #include "config.h" #include "invoke-x86_64.h" .globl of_invocation_call .section .text of_invocation_call: pushq %rbp movq %rsp, %rbp subq $16, %rsp andq $-16, %rsp movq %rdi, -8(%rbp) movb OFFSET_RETURN_TYPE(%rdi), %r11b cmpb $RETURN_TYPE_STRET, %r11b je .lookup_stret cmpb $RETURN_TYPE_JMP_STRET, %r11b je .lookup_stret movq OFFSET_GPR_IN+8(%rdi), %rsi movq OFFSET_GPR_IN+0(%rdi), %rdi call objc_msg_lookup@PLT .after_lookup: movq %rax, -16(%rbp) movq -8(%rbp), %rdi leaq OFFSET_STACK(%rdi), %rdx movq OFFSET_STACK_SIZE(%rdi), %rcx testq $1, %rcx jnz .fix_align .fill_stack: testq %rcx, %rcx jz .stack_filled decq %rcx movq (%rdx,%rcx,8), %r11 pushq %r11 jmp .fill_stack .stack_filled: movb OFFSET_NUM_SSE_USED(%rdi), %al movdqa OFFSET_SSE_INOUT+112(%rdi), %xmm7 movdqa OFFSET_SSE_INOUT+96(%rdi), %xmm6 movdqa OFFSET_SSE_INOUT+80(%rdi), %xmm5 movdqa OFFSET_SSE_INOUT+64(%rdi), %xmm4 movdqa OFFSET_SSE_INOUT+48(%rdi), %xmm3 movdqa OFFSET_SSE_INOUT+32(%rdi), %xmm2 movdqa OFFSET_SSE_INOUT+16(%rdi), %xmm1 movdqa OFFSET_SSE_INOUT(%rdi), %xmm0 movq OFFSET_GPR_IN+40(%rdi), %r9 movq OFFSET_GPR_IN+32(%rdi), %r8 movq OFFSET_GPR_IN+24(%rdi), %rcx movq OFFSET_GPR_IN+16(%rdi), %rdx movq OFFSET_GPR_IN+8(%rdi), %rsi movb OFFSET_RETURN_TYPE(%rdi), %r11b movq OFFSET_GPR_IN(%rdi), %rdi cmpb $RETURN_TYPE_JMP, %r11b je .jmp_into_method cmpb $RETURN_TYPE_JMP_STRET, %r11b je .jmp_into_method movq -16(%rbp), %r11 call *%r11 .after_send: movq -8(%rbp), %rdi movq %rax, OFFSET_GPR_OUT(%rdi) movq %rdx, OFFSET_GPR_OUT+8(%rdi) movdqa %xmm0, OFFSET_SSE_INOUT(%rdi) movdqa %xmm1, OFFSET_SSE_INOUT+16(%rdi) movb OFFSET_RETURN_TYPE(%rdi), %r11b cmpb $RETURN_TYPE_X87, %r11b je .pop_long_double cmpb $RETURN_TYPE_COMPLEX_X87, %r11b je .pop_complex_long_double .return: movq %rbp, %rsp popq %rbp ret .fix_align: xorq %r11, %r11 pushq %r11 jmp .fill_stack .lookup_stret: movq OFFSET_GPR_IN+16(%rdi), %rsi movq OFFSET_GPR_IN+8(%rdi), %rdi call objc_msg_lookup_stret@PLT jmp .after_lookup .jmp_into_method: movq -16(%rbp), %r11 jmp *%r11 .pop_long_double: fstpt OFFSET_X87_OUT(%rdi) jmp .return .pop_complex_long_double: fstpt OFFSET_X87_OUT(%rdi) fstpt OFFSET_X87_OUT+16(%rdi) jmp .return #ifdef OF_LINUX .section .note.GNU-stack, "", %progbits #endif