// File: /workspace/github_c_makefile_star2_O2/markdryan[P]subtilis/arch/arm32/arm_mem.c
// Function: subtilis_arm_mem_memcpy
void subtilis_arm_mem_memcpy(subtilis_ir_section_t *s,
			     subtilis_arm_section_t *arm_s,
			     subtilis_error_t *err)
{
	const size_t dest_reg = 0;
	const size_t src_reg = 1;
	const size_t size = 2;
	const size_t val = 3;
	const size_t stm_end_reg = 10;
	const size_t end_reg = 11;
	const size_t words_reg = 9;
	subtilis_arm_instr_t *instr;
	subtilis_arm_stran_instr_t *stran;
	subtilis_arm_br_instr_t *br;
	subtilis_arm_data_instr_t *datai;
	size_t end_label = arm_s->label_counter++;
	size_t start_label = arm_s->label_counter++;
	size_t start_small_label = arm_s->label_counter++;
	size_t start_tiny_label = arm_s->label_counter++;

	instr =
	    subtilis_arm_section_add_instr(arm_s, SUBTILIS_ARM_INSTR_ADD, err);
	if (err->type != SUBTILIS_ERROR_OK)
		return;

	datai = &instr->operands.data;
	datai->status = false;
	datai->ccode = SUBTILIS_ARM_CCODE_AL;
	datai->dest = end_reg;
	datai->op1 = dest_reg;
	datai->op2.type = SUBTILIS_ARM_OP2_REG;
	datai->op2.op.reg = size;

	/*
	 * Check that both the source and the destination are word aligned.  If
	 * they're not we take the slow path.
	 */

	instr =
	    subtilis_arm_section_add_instr(arm_s, SUBTILIS_ARM_INSTR_AND, err);
	if (err->type != SUBTILIS_ERROR_OK)
		return;

	datai = &instr->operands.data;
	datai->status = false;
	datai->ccode = SUBTILIS_ARM_CCODE_AL;
	datai->dest = 10;
	datai->op1 = src_reg;
	datai->op2.type = SUBTILIS_ARM_OP2_I32;
	datai->op2.op.integer = 3;

	instr =
	    subtilis_arm_section_add_instr(arm_s, SUBTILIS_ARM_INSTR_AND, err);
	if (err->type != SUBTILIS_ERROR_OK)
		return;

	datai = &instr->operands.data;
	datai->status = false;
	datai->ccode = SUBTILIS_ARM_CCODE_AL;
	datai->dest = 9;
	datai->op1 = dest_reg;
	datai->op2.type = SUBTILIS_ARM_OP2_I32;
	datai->op2.op.integer = 3;

	instr =
	    subtilis_arm_section_add_instr(arm_s, SUBTILIS_ARM_INSTR_ORR, err);
	if (err->type != SUBTILIS_ERROR_OK)
		return;

	datai = &instr->operands.data;
	datai->status = true;
	datai->ccode = SUBTILIS_ARM_CCODE_AL;
	datai->dest = 9;
	datai->op1 = 9;
	datai->op2.type = SUBTILIS_ARM_OP2_REG;
	datai->op2.op.reg = 10;

	instr =
	    subtilis_arm_section_add_instr(arm_s, SUBTILIS_ARM_INSTR_B, err);
	if (err->type != SUBTILIS_ERROR_OK)
		return;

	br = &instr->operands.br;
	br->ccode = SUBTILIS_ARM_CCODE_NE;
	br->link = false;
	br->link_type = SUBTILIS_ARM_BR_LINK_VOID;
	br->target.label = start_tiny_label;

	subtilis_arm_add_sub_imm(arm_s, SUBTILIS_ARM_CCODE_AL, false,
				 stm_end_reg, end_reg, 32, err);
	if (err->type != SUBTILIS_ERROR_OK)
		return;

	subtilis_arm_add_cmp(arm_s, SUBTILIS_ARM_INSTR_CMP,
			     SUBTILIS_ARM_CCODE_AL, dest_reg, stm_end_reg, err);
	if (err->type != SUBTILIS_ERROR_OK)
		return;

	instr =
	    subtilis_arm_section_add_instr(arm_s, SUBTILIS_ARM_INSTR_B, err);
	if (err->type != SUBTILIS_ERROR_OK)
		return;

	br = &instr->operands.br;
	br->ccode = SUBTILIS_ARM_CCODE_GT;
	br->link = false;
	br->link_type = SUBTILIS_ARM_BR_LINK_VOID;
	br->target.label = start_small_label;

	subtilis_arm_section_add_label(arm_s, start_label, err);
	if (err->type != SUBTILIS_ERROR_OK)
		return;

	subtilis_arm_add_mtran(arm_s, SUBTILIS_ARM_INSTR_LDM,
			       SUBTILIS_ARM_CCODE_AL, src_reg, 255 << 2,
			       SUBTILIS_ARM_MTRAN_IA, true, false, err);
	if (err->type != SUBTILIS_ERROR_OK)
		return;

	subtilis_arm_add_mtran(arm_s, SUBTILIS_ARM_INSTR_STM,
			       SUBTILIS_ARM_CCODE_AL, dest_reg, 255 << 2,
			       SUBTILIS_ARM_MTRAN_IA, true, false, err);
	if (err->type != SUBTILIS_ERROR_OK)
		return;

	subtilis_arm_add_cmp(arm_s, SUBTILIS_ARM_INSTR_CMP,
			     SUBTILIS_ARM_CCODE_AL, dest_reg, stm_end_reg, err);
	if (err->type != SUBTILIS_ERROR_OK)
		return;

	instr =
	    subtilis_arm_section_add_instr(arm_s, SUBTILIS_ARM_INSTR_B, err);
	if (err->type != SUBTILIS_ERROR_OK)
		return;

	br = &instr->operands.br;
	br->ccode = SUBTILIS_ARM_CCODE_LT;
	br->link = false;
	br->link_type = SUBTILIS_ARM_BR_LINK_VOID;
	br->target.label = start_label;

	subtilis_arm_section_add_label(arm_s, start_small_label, err);
	if (err->type != SUBTILIS_ERROR_OK)
		return;

	instr =
	    subtilis_arm_section_add_instr(arm_s, SUBTILIS_ARM_INSTR_BIC, err);
	if (err->type != SUBTILIS_ERROR_OK)
		return;

	datai = &instr->operands.data;
	datai->status = false;
	datai->ccode = SUBTILIS_ARM_CCODE_AL;
	datai->dest = words_reg;
	datai->op1 = end_reg;
	datai->op2.type = SUBTILIS_ARM_OP2_I32;
	datai->op2.op.integer = 3;

	subtilis_arm_add_cmp(arm_s, SUBTILIS_ARM_INSTR_CMP,
			     SUBTILIS_ARM_CCODE_AL, dest_reg, words_reg, err);
	if (err->type != SUBTILIS_ERROR_OK)
		return;

	instr =
	    subtilis_arm_section_add_instr(arm_s, SUBTILIS_ARM_INSTR_B, err);
	if (err->type != SUBTILIS_ERROR_OK)
		return;

	br = &instr->operands.br;
	br->ccode = SUBTILIS_ARM_CCODE_GE;
	br->link = false;
	br->link_type = SUBTILIS_ARM_BR_LINK_VOID;
	br->target.label = start_tiny_label;

	instr =
	    subtilis_arm_section_add_instr(arm_s, SUBTILIS_ARM_INSTR_LDR, err);
	if (err->type != SUBTILIS_ERROR_OK)
		return;

	stran = &instr->operands.stran;
	stran->ccode = SUBTILIS_ARM_CCODE_AL;
	stran->dest = val;
	stran->base = src_reg;
	stran->offset.type = SUBTILIS_ARM_OP2_I32;
	stran->offset.op.integer = 4;
	stran->pre_indexed = false;
	stran->write_back = true;
	stran->subtract = false;
	stran->byte = false;

	instr =
	    subtilis_arm_section_add_instr(arm_s, SUBTILIS_ARM_INSTR_STR, err);
	if (err->type != SUBTILIS_ERROR_OK)
		return;

	stran = &instr->operands.stran;
	stran->ccode = SUBTILIS_ARM_CCODE_AL;
	stran->dest = val;
	stran->base = dest_reg;
	stran->offset.type = SUBTILIS_ARM_OP2_I32;
	stran->offset.op.integer = 4;
	stran->pre_indexed = false;
	stran->write_back = true;
	stran->subtract = false;
	stran->byte = false;

	instr =
	    subtilis_arm_section_add_instr(arm_s, SUBTILIS_ARM_INSTR_B, err);
	if (err->type != SUBTILIS_ERROR_OK)
		return;

	br = &instr->operands.br;
	br->ccode = SUBTILIS_ARM_CCODE_AL;
	br->link = false;
	br->link_type = SUBTILIS_ARM_BR_LINK_VOID;
	br->target.label = start_small_label;

	subtilis_arm_section_add_label(arm_s, start_tiny_label, err);
	if (err->type != SUBTILIS_ERROR_OK)
		return;

	subtilis_arm_add_cmp(arm_s, SUBTILIS_ARM_INSTR_CMP,
			     SUBTILIS_ARM_CCODE_AL, dest_reg, end_reg, err);
	if (err->type != SUBTILIS_ERROR_OK)
		return;

	instr =
	    subtilis_arm_section_add_instr(arm_s, SUBTILIS_ARM_INSTR_B, err);
	if (err->type != SUBTILIS_ERROR_OK)
		return;

	br = &instr->operands.br;
	br->ccode = SUBTILIS_ARM_CCODE_GE;
	br->link = false;
	br->link_type = SUBTILIS_ARM_BR_LINK_VOID;
	br->target.label = end_label;

	instr =
	    subtilis_arm_section_add_instr(arm_s, SUBTILIS_ARM_INSTR_LDR, err);
	if (err->type != SUBTILIS_ERROR_OK)
		return;

	stran = &instr->operands.stran;
	stran->ccode = SUBTILIS_ARM_CCODE_AL;
	stran->dest = val;
	stran->base = src_reg;
	stran->offset.type = SUBTILIS_ARM_OP2_I32;
	stran->offset.op.integer = 1;
	stran->pre_indexed = false;
	stran->write_back = true;
	stran->subtract = false;
	stran->byte = true;

	instr =
	    subtilis_arm_section_add_instr(arm_s, SUBTILIS_ARM_INSTR_STR, err);
	if (err->type != SUBTILIS_ERROR_OK)
		return;

	stran = &instr->operands.stran;
	stran->ccode = SUBTILIS_ARM_CCODE_AL;
	stran->dest = val;
	stran->base = dest_reg;
	stran->offset.type = SUBTILIS_ARM_OP2_I32;
	stran->offset.op.integer = 1;
	stran->pre_indexed = false;
	stran->write_back = true;
	stran->subtract = false;
	stran->byte = true;

	instr =
	    subtilis_arm_section_add_instr(arm_s, SUBTILIS_ARM_INSTR_B, err);
	if (err->type != SUBTILIS_ERROR_OK)
		return;

	br = &instr->operands.br;
	br->ccode = SUBTILIS_ARM_CCODE_AL;
	br->link = false;
	br->link_type = SUBTILIS_ARM_BR_LINK_VOID;
	br->target.label = start_tiny_label;

	subtilis_arm_section_add_label(arm_s, end_label, err);
	if (err->type != SUBTILIS_ERROR_OK)
		return;

	subtilis_arm_add_mov_reg(arm_s, SUBTILIS_ARM_CCODE_AL, false, 15, 14,
				 err);
}

// Assembly:
pushq %rbp
pushq %r15
pushq %r14
pushq %r13
pushq %r12
pushq %rbx
subq $0x18, %rsp
movq %rdx, %r14
movq %rsi, %rbx
movq 0x10(%rsi), %r15
leaq 0x4(%r15), %rax
movq %rax, 0x10(%rsi)
pushq $0x4
popq %rsi
movq %rbx, %rdi
callq 0x4c92b
cmpl $0x0, (%r14)
jne 0x5bc16
movb $0x0, 0xc(%rax)
movl $0xe, 0x8(%rax)
movq $0xb, 0x10(%rax)
andq $0x0, 0x18(%rax)
andl $0x0, 0x20(%rax)
movq $0x2, 0x28(%rax)
movq %rbx, %rdi
xorl %esi, %esi
movq %r14, %rdx
callq 0x4c92b
cmpl $0x0, (%r14)
jne 0x5bc16
movb $0x0, 0xc(%rax)
movl $0xe, 0x8(%rax)
movq $0xa, 0x10(%rax)
movq $0x1, 0x18(%rax)
movl $0x1, 0x20(%rax)
movl $0x3, 0x28(%rax)
movq %rbx, %rdi
xorl %esi, %esi
movq %r14, %rdx
callq 0x4c92b
cmpl $0x0, (%r14)
jne 0x5bc16
movb $0x0, 0xc(%rax)
movl $0xe, 0x8(%rax)
movq $0x9, 0x10(%rax)
andq $0x0, 0x18(%rax)
movl $0x1, 0x20(%rax)
movl $0x3, 0x28(%rax)
pushq $0xc
popq %rsi
movq %rbx, %rdi
movq %r14, %rdx
callq 0x4c92b
cmpl $0x0, (%r14)
jne 0x5bc16
movb $0x1, 0xc(%rax)
movl $0xe, 0x8(%rax)
pushq $0x9
popq %rcx
movq %rcx, 0x10(%rax)
movq %rcx, 0x18(%rax)
andl $0x0, 0x20(%rax)
movq $0xa, 0x28(%rax)
pushq $0x16
popq %rsi
movq %rbx, %rdi
movq %r14, %rdx
callq 0x4c92b
cmpl $0x0, (%r14)
jne 0x5bc16
leaq 0x3(%r15), %r12
movl $0x1, 0x8(%rax)
movb $0x0, 0xc(%rax)
andl $0x0, 0x10(%rax)
movq %r12, 0x18(%rax)
movq %r14, 0x10(%rsp)
movl $0x20, 0x8(%rsp)
movq $0xb, (%rsp)
pushq $0x2
popq %rsi
pushq $0x4
popq %rdx
pushq $0xe
popq %rcx
pushq $0xa
popq %r9
movq %rbx, %rdi
xorl %r8d, %r8d
callq 0x4ced7
cmpl $0x0, (%r14)
jne 0x5bc16
pushq $0xa
popq %rsi
pushq $0xe
popq %rdx
pushq $0xa
popq %r8
movq %rbx, %rdi
xorl %ecx, %ecx
movq %r14, %r9
callq 0x4d921
cmpl $0x0, (%r14)
jne 0x5bc16
pushq $0x16
popq %rsi
movq %rbx, %rdi
movq %r14, %rdx
callq 0x4c92b
cmpl $0x0, (%r14)
jne 0x5bc16
leaq 0x1(%r15), %rbp
leaq 0x2(%r15), %r13
movl $0xc, 0x8(%rax)
movb $0x0, 0xc(%rax)
andl $0x0, 0x10(%rax)
movq %r13, 0x18(%rax)
movq %rbx, %rdi
movq %rbp, %rsi
movq %r14, %rdx
callq 0x4c77f
cmpl $0x0, (%r14)
jne 0x5bc16
andl $0x0, 0x8(%rsp)
movq %r14, 0x10(%rsp)
movl $0x1, (%rsp)
pushq $0x14
popq %rsi
pushq $0xe
popq %rdx
pushq $0x1
popq %rcx
movl $0x3fc, %r8d            # imm = 0x3FC
movq %rbx, %rdi
xorl %r9d, %r9d
callq 0x4d95f
cmpl $0x0, (%r14)
jne 0x5bc16
movq %r14, 0x10(%rsp)
andl $0x0, 0x8(%rsp)
movl $0x1, (%rsp)
pushq $0x15
popq %rsi
pushq $0xe
popq %rdx
movl $0x3fc, %r8d            # imm = 0x3FC
movq %rbx, %rdi
xorl %ecx, %ecx
xorl %r9d, %r9d
callq 0x4d95f
cmpl $0x0, (%r14)
jne 0x5bc16
pushq $0xa
popq %rsi
pushq $0xe
popq %rdx
pushq $0xa
popq %r8
movq %rbx, %rdi
xorl %ecx, %ecx
movq %r14, %r9
callq 0x4d921
cmpl $0x0, (%r14)
jne 0x5bc16
pushq $0x16
popq %rsi
movq %rbx, %rdi
movq %r14, %rdx
callq 0x4c92b
cmpl $0x0, (%r14)
jne 0x5bc16
movl $0xb, 0x8(%rax)
movb $0x0, 0xc(%rax)
andl $0x0, 0x10(%rax)
movq %rbp, 0x18(%rax)
movq %rbx, %rdi
movq %r13, %rsi
movq %r14, %rdx
callq 0x4c77f
cmpl $0x0, (%r14)
jne 0x5bc16
pushq $0xe
popq %rsi
movq %rbx, %rdi
movq %r14, %rdx
callq 0x4c92b
cmpl $0x0, (%r14)
jne 0x5bc16
movb $0x0, 0xc(%rax)
movl $0xe, 0x8(%rax)
movq $0x9, 0x10(%rax)
movq $0xb, 0x18(%rax)
movl $0x1, 0x20(%rax)
movl $0x3, 0x28(%rax)
pushq $0xa
popq %rsi
pushq $0xe
popq %rdx
pushq $0x9
popq %r8
movq %rbx, %rdi
xorl %ecx, %ecx
movq %r14, %r9
callq 0x4d921
cmpl $0x0, (%r14)
jne 0x5bc16
pushq $0x16
popq %rsi
movq %rbx, %rdi
movq %r14, %rdx
callq 0x4c92b
cmpl $0x0, (%r14)
jne 0x5bc16
movl $0xa, 0x8(%rax)
movb $0x0, 0xc(%rax)
andl $0x0, 0x10(%rax)
movq %r12, 0x18(%rax)
pushq $0x12
popq %rsi
movq %rbx, %rdi
movq %r14, %rdx
callq 0x4c92b
cmpl $0x0, (%r14)
jne 0x5bc16
movl $0xe, 0x8(%rax)
movq $0x3, 0x10(%rax)
movq $0x1, 0x18(%rax)
movl $0x1, 0x20(%rax)
movl $0x4, 0x28(%rax)
movl $0x100, 0x48(%rax)      # imm = 0x100
pushq $0x13
popq %rsi
movq %rbx, %rdi
movq %r14, %rdx
callq 0x4c92b
cmpl $0x0, (%r14)
jne 0x5bc16
movl $0xe, 0x8(%rax)
movq $0x3, 0x10(%rax)
andq $0x0, 0x18(%rax)
movl $0x1, 0x20(%rax)
movl $0x4, 0x28(%rax)
movl $0x100, 0x48(%rax)      # imm = 0x100
pushq $0x16
popq %rsi
movq %rbx, %rdi
movq %r14, %rdx
callq 0x4c92b
cmpl $0x0, (%r14)
jne 0x5bc16
movl $0xe, 0x8(%rax)
movb $0x0, 0xc(%rax)
andl $0x0, 0x10(%rax)
movq %r13, 0x18(%rax)
movq %rbx, %rdi
movq %r12, %rsi
movq %r14, %rdx
callq 0x4c77f
cmpl $0x0, (%r14)
jne 0x5bc16
pushq $0xa
popq %rsi
pushq $0xe
popq %rdx
pushq $0xb
popq %r8
movq %rbx, %rdi
xorl %ecx, %ecx
movq %r14, %r9
callq 0x4d921
cmpl $0x0, (%r14)
jne 0x5bc16
pushq $0x16
popq %rsi
movq %rbx, %rdi
movq %r14, %rdx
callq 0x4c92b
cmpl $0x0, (%r14)
jne 0x5bc16
movl $0xa, 0x8(%rax)
movb $0x0, 0xc(%rax)
andl $0x0, 0x10(%rax)
movq %r15, 0x18(%rax)
pushq $0x12
popq %rsi
movq %rbx, %rdi
movq %r14, %rdx
callq 0x4c92b
cmpl $0x0, (%r14)
jne 0x5bc16
movl $0xe, 0x8(%rax)
movq $0x3, 0x10(%rax)
movq $0x1, 0x18(%rax)
pushq $0x1
popq %rbp
movl %ebp, 0x20(%rax)
movl %ebp, 0x28(%rax)
movl $0x1000100, 0x48(%rax)  # imm = 0x1000100
pushq $0x13
popq %rsi
movq %rbx, %rdi
movq %r14, %rdx
callq 0x4c92b
cmpl $0x0, (%r14)
jne 0x5bc16
movl $0xe, 0x8(%rax)
movq $0x3, 0x10(%rax)
andq $0x0, 0x18(%rax)
movl %ebp, 0x20(%rax)
movl %ebp, 0x28(%rax)
movl $0x1000100, 0x48(%rax)  # imm = 0x1000100
pushq $0x16
popq %rsi
movq %rbx, %rdi
movq %r14, %rdx
callq 0x4c92b
cmpl $0x0, (%r14)
jne 0x5bc16
movl $0xe, 0x8(%rax)
movb $0x0, 0xc(%rax)
andl $0x0, 0x10(%rax)
movq %r12, 0x18(%rax)
movq %rbx, %rdi
movq %r15, %rsi
movq %r14, %rdx
callq 0x4c77f
cmpl $0x0, (%r14)
jne 0x5bc16
movq %r14, (%rsp)
pushq $0xd
popq %rsi
pushq $0xe
popq %rdx
pushq $0xf
popq %r8
pushq $0xe
popq %r9
movq %rbx, %rdi
xorl %ecx, %ecx
callq 0x4d518
addq $0x18, %rsp
popq %rbx
popq %r12
popq %r13
popq %r14
popq %r15
popq %rbp
retq