ObjFW  Check-in [541b66cc87]

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Comment:Revert call-x86_64-elf.S back to AT&T syntax

This is for consistency with the Mach-O version.

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SHA3-256: 541b66cc878f8333a644bc5a144a81a1397ad9c46ed07843a87e007e8ba4b796
User & Date: js on 2021-02-08 02:08:00
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Context
2021-02-08
02:16
Revert lookup-asm-x86-elf.S back to AT&T syntax check-in: 5bf7a7f7ba user: js tags: trunk
02:08
Revert call-x86_64-elf.S back to AT&T syntax check-in: 541b66cc87 user: js tags: trunk
02:04
Revert apple-call-x86_64.S back to AT&T syntax check-in: adc1dedc5f user: js tags: trunk
2020-06-30
23:56
Convert call-x86_64-elf.S to Intel syntax check-in: 71c7f864e4 user: js tags: trunk
Changes
Hide Diffs Unified Diffs Ignore Whitespace Patch

Modified src/invocation/call-x86_64-elf.S from [d7ef9dafa4] to [83aad377c2].

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 * file.
 */

#include "config.h"

#include "invoke-x86_64.h"

.intel_syntax noprefix

.globl of_invocation_call

.section .text
of_invocation_call:
	pushq	rbp
	mov	rbp, rsp

	sub	rsp, 16
	and	rsp, -16
	mov	[rbp-8], rdi

	mov	r11b, [rdi+OFFSET_RETURN_TYPE]
	cmp	r11b, RETURN_TYPE_STRET
	je	short .Llookup_stret
	cmp	r11b, RETURN_TYPE_JMP_STRET
	je	short .Llookup_stret

	mov	rsi, [rdi+OFFSET_GPR_IN+8]
	mov	rdi, [rdi+OFFSET_GPR_IN]
	call	objc_msg_lookup@PLT

.Lafter_lookup:
	mov	[rbp-16], rax
	mov	rdi, [rbp-8]

	lea	rdx, [rdi+OFFSET_STACK]
	mov	rcx, [rdi+OFFSET_STACK_SIZE]

	test	rcx, 1
	jnz	short .Lfix_align

.Lfill_stack:
	test	rcx, rcx
	jz	short .Lstack_filled

	dec	rcx
	mov	r11, [rdx+rcx*8]
	push	r11

	jmp	short .Lfill_stack

.Lstack_filled:
	mov	al, [rdi+OFFSET_NUM_SSE_USED]

	movaps	xmm7, [rdi+OFFSET_SSE_INOUT+112]
	movaps	xmm6, [rdi+OFFSET_SSE_INOUT+96]
	movaps	xmm5, [rdi+OFFSET_SSE_INOUT+80]
	movaps	xmm4, [rdi+OFFSET_SSE_INOUT+64]
	movaps	xmm3, [rdi+OFFSET_SSE_INOUT+48]
	movaps	xmm2, [rdi+OFFSET_SSE_INOUT+32]
	movaps	xmm1, [rdi+OFFSET_SSE_INOUT+16]
	movaps	xmm0, [rdi+OFFSET_SSE_INOUT]

	mov	r9,  [rdi+OFFSET_GPR_IN+40]
	mov	r8,  [rdi+OFFSET_GPR_IN+32]
	mov	rcx, [rdi+OFFSET_GPR_IN+24]
	mov	rdx, [rdi+OFFSET_GPR_IN+16]
	mov	rsi, [rdi+OFFSET_GPR_IN+8]

	mov	r11b, [rdi+OFFSET_RETURN_TYPE]
	mov	rdi,  [rdi+OFFSET_GPR_IN]

	cmp	r11b, RETURN_TYPE_JMP
	je	short .Ljmp_into_method
	cmp	r11b, RETURN_TYPE_JMP_STRET
	je	short .Ljmp_into_method

	mov	r11, [rbp-16]
	call	r11

.Lafter_send:
	mov	rdi, [rbp-8]
	mov	[rdi+OFFSET_GPR_OUT], rax
	mov	[rdi+OFFSET_GPR_OUT+8], rdx
	movaps	[rdi+OFFSET_SSE_INOUT], xmm0
	movaps	[rdi+OFFSET_SSE_INOUT+16], xmm1

	mov	r11b, [rdi+OFFSET_RETURN_TYPE]

	cmp	r11b, RETURN_TYPE_X87
	je	short .Lpop_long_double

	cmp	r11b, RETURN_TYPE_COMPLEX_X87
	je	short .Lpop_complex_long_double

.Lreturn:
	mov	rsp, rbp
	pop	rbp

	ret

.Lfix_align:
	xor	r11, r11
	push	r11
	jmp	short .Lfill_stack

.Llookup_stret:
	mov	rsi, [rdi+OFFSET_GPR_IN+16]
	mov	rdi, [rdi+OFFSET_GPR_IN+8]
	call	objc_msg_lookup_stret@PLT

	jmp	short .Lafter_lookup

.Ljmp_into_method:
	mov	r11, [rbp-16]
	jmp	r11

.Lpop_long_double:
	fstp	tbyte ptr [rdi+OFFSET_X87_OUT]
	jmp	short .Lreturn

.Lpop_complex_long_double:
	fstp	tbyte ptr [rdi+OFFSET_X87_OUT]
	fstp	tbyte ptr [rdi+OFFSET_X87_OUT+16]
	jmp	short .Lreturn

#ifdef OF_LINUX
.section .note.GNU-stack, "", %progbits
#endif








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 * 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	.Llookup_stret
	cmpb	$RETURN_TYPE_JMP_STRET, %r11b
	je	.Llookup_stret

	movq	OFFSET_GPR_IN+8(%rdi), %rsi
	movq	OFFSET_GPR_IN+0(%rdi), %rdi
	call	objc_msg_lookup@PLT

.Lafter_lookup:
	movq	%rax, -16(%rbp)
	movq	-8(%rbp), %rdi

	leaq	OFFSET_STACK(%rdi), %rdx
	movq	OFFSET_STACK_SIZE(%rdi), %rcx

	testq	$1, %rcx
	jnz	.Lfix_align

.Lfill_stack:
	testq	%rcx, %rcx
	jz	.Lstack_filled

	decq	%rcx
	movq	(%rdx,%rcx,8), %r11
	pushq	%r11

	jmp	.Lfill_stack

.Lstack_filled:
	movb	OFFSET_NUM_SSE_USED(%rdi), %al

	movaps	OFFSET_SSE_INOUT+112(%rdi), %xmm7
	movaps	OFFSET_SSE_INOUT+96(%rdi), %xmm6
	movaps	OFFSET_SSE_INOUT+80(%rdi), %xmm5
	movaps	OFFSET_SSE_INOUT+64(%rdi), %xmm4
	movaps	OFFSET_SSE_INOUT+48(%rdi), %xmm3
	movaps	OFFSET_SSE_INOUT+32(%rdi), %xmm2
	movaps	OFFSET_SSE_INOUT+16(%rdi), %xmm1
	movaps	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	.Ljmp_into_method
	cmpb	$RETURN_TYPE_JMP_STRET, %r11b
	je	.Ljmp_into_method

	movq	-16(%rbp), %r11
	call	*%r11

.Lafter_send:
	movq	-8(%rbp), %rdi
	movq	%rax, OFFSET_GPR_OUT(%rdi)
	movq	%rdx, OFFSET_GPR_OUT+8(%rdi)
	movaps	%xmm0, OFFSET_SSE_INOUT(%rdi)
	movaps	%xmm1, OFFSET_SSE_INOUT+16(%rdi)

	movb	OFFSET_RETURN_TYPE(%rdi), %r11b

	cmpb	$RETURN_TYPE_X87, %r11b
	je	.Lpop_long_double

	cmpb	$RETURN_TYPE_COMPLEX_X87, %r11b
	je	.Lpop_complex_long_double

.Lreturn:
	movq	%rbp, %rsp
	popq	%rbp

	ret

.Lfix_align:
	xorq	%r11, %r11
	pushq	%r11
	jmp	.Lfill_stack

.Llookup_stret:
	movq	OFFSET_GPR_IN+16(%rdi), %rsi
	movq	OFFSET_GPR_IN+8(%rdi), %rdi
	call	objc_msg_lookup_stret@PLT

	jmp	.Lafter_lookup

.Ljmp_into_method:
	movq	-16(%rbp), %r11
	jmp	*%r11

.Lpop_long_double:
	fstpt	OFFSET_X87_OUT(%rdi)
	jmp	.Lreturn

.Lpop_complex_long_double:
	fstpt	OFFSET_X87_OUT(%rdi)
	fstpt	OFFSET_X87_OUT+16(%rdi)
	jmp	.Lreturn

#ifdef OF_LINUX
.section .note.GNU-stack, "", %progbits
#endif

Fossil 2.23 [47362306a7] 2023-11-01 18:56:47
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