Swift inlining

inline.swift

@inline(__always) private func isComment(marker: String) -> Bool {
    return marker == "#"
}

isComment("#")
isComment("vt")

output.asm

	.section	__TEXT,__text,regular,pure_instructions
	.macosx_version_min 10, 9
	.globl	_main
	.align	4, 0x90
_main:
	.cfi_startproc
	pushq	%rbp
Ltmp0:
	.cfi_def_cfa_offset 16
Ltmp1:
	.cfi_offset %rbp, -16
	movq	%rsp, %rbp
Ltmp2:
	.cfi_def_cfa_register %rbp
	subq	$16, %rsp
	movq	_globalinit_33_1BDF70FFC18749BAB495A73B459ED2F0_token5@GOTPCREL(%rip), %rax
	movq	__TZvOs7Process5_argcVs5Int32@GOTPCREL(%rip), %rcx
	movl	%edi, (%rcx)
	cmpq	$-1, (%rax)
	movq	%rsi, -8(%rbp)
	je	LBB0_2
	movq	_globalinit_33_1BDF70FFC18749BAB495A73B459ED2F0_token5@GOTPCREL(%rip), %rdi
	movq	_globalinit_33_1BDF70FFC18749BAB495A73B459ED2F0_func5@GOTPCREL(%rip), %rax
	movq	%rax, %rsi
	callq	_swift_once
LBB0_2:
	leaq	L___unnamed_1(%rip), %rdi
	movl	$1, %eax
	movl	%eax, %esi
	movl	$1, %edx
	movq	__TZvOs7Process11_unsafeArgvGSpGSpVs4Int8__@GOTPCREL(%rip), %rcx
	movq	-8(%rbp), %r8
	movq	%r8, (%rcx)
	callq	__TFSSCfT21_builtinStringLiteralBp8byteSizeBw7isASCIIBi1__SS
	movq	%rax, %rdi
	movq	%rdx, %rsi
	movq	%rcx, %rdx
	callq	__TF4TestP33_FD30D9FC47D6AC50355EEC3A2CA8155C9isCommentFSSSb
	leaq	L___unnamed_2(%rip), %rdi
	movl	$2, %r9d
	movl	%r9d, %esi
	movl	$1, %edx
	movb	%al, -9(%rbp)
	callq	__TFSSCfT21_builtinStringLiteralBp8byteSizeBw7isASCIIBi1__SS
	movq	%rax, %rdi
	movq	%rdx, %rsi
	movq	%rcx, %rdx
	callq	__TF4TestP33_FD30D9FC47D6AC50355EEC3A2CA8155C9isCommentFSSSb
	xorl	%r9d, %r9d
	movb	%al, -10(%rbp)
	movl	%r9d, %eax
	addq	$16, %rsp
	popq	%rbp
	retq
	.cfi_endproc

	.align	4, 0x90
__TF4TestP33_FD30D9FC47D6AC50355EEC3A2CA8155C9isCommentFSSSb:
	.cfi_startproc
	pushq	%rbp
Ltmp3:
	.cfi_def_cfa_offset 16
Ltmp4:
	.cfi_offset %rbp, -16
	movq	%rsp, %rbp
Ltmp5:
	.cfi_def_cfa_register %rbp
	subq	$48, %rsp
	movq	%rdi, -8(%rbp)
	movq	%rdx, %rdi
	movq	%rsi, -16(%rbp)
	movq	%rdx, -24(%rbp)
	callq	_swift_unknownRetain
	leaq	L___unnamed_1(%rip), %rdi
	movl	$1, %eax
	movl	%eax, %esi
	movl	$1, %edx
	callq	__TFSSCfT21_builtinStringLiteralBp8byteSizeBw7isASCIIBi1__SS
	movq	-8(%rbp), %rdi
	movq	-16(%rbp), %rsi
	movq	-24(%rbp), %r8
	movq	%rdx, -32(%rbp)
	movq	%r8, %rdx
	movq	%rcx, -40(%rbp)
	movq	%rax, %rcx
	movq	-32(%rbp), %r8
	movq	-40(%rbp), %r9
	callq	__TZFsoi2eeFTSSSS_Sb
	movb	%al, %r10b
	movq	-24(%rbp), %rdi
	movb	%al, -41(%rbp)
	movb	%r10b, -42(%rbp)
	callq	_swift_unknownRelease
	movb	-41(%rbp), %al
	addq	$48, %rsp
	popq	%rbp
	retq
	.cfi_endproc

	.section	__TEXT,__cstring,cstring_literals
L___unnamed_1:
	.asciz	"#"

L___unnamed_2:
	.asciz	"vt"

	.linker_option "-lswiftCore"
	.linker_option "-lobjc"
	.section	__DATA,__objc_imageinfo,regular,no_dead_strip
L_OBJC_IMAGE_INFO:
	.long	0
	.long	768


.subsections_via_symbols