// File: /workspace/github_cpp_makefile_star2_O2/zerolfx[P]P-Machine/add.cpp
// Function: Add::execute(StackMachine*)
void Add::execute(StackMachine *stack) 
{
	// check if the stack contains at least two entries
	if(stack->fSP < 1)
		throw ExecutionError("instruction add: requires 2 stackelements to be present.");
		
	switch(fType)
	{
		case integer:
		{
			StackInteger p1;

			// check if the two uppermost stackentries are of type integer
			if(typeid(p1) != typeid(*(stack->fStore[stack->fSP])))
				throw ExecutionError("instruction add: SP does not point to element of type integer.");
			if(typeid(p1) != typeid(*(stack->fStore[stack->fSP - 1])))
				throw ExecutionError("instruction add: SP - 1 does not point to element of type integer.");

			break;
		}	
		case real:
		{
			StackReal p1;
			// check if the two uppermost stackentries are of type real
			if(typeid(p1) != typeid(*(stack->fStore[stack->fSP])))
				throw ExecutionError("instruction add: SP does not point to element of type real.");
			if(typeid(p1) != typeid(*(stack->fStore[stack->fSP - 1])))
				throw ExecutionError("instruction add: SP - 1 does not point to element of type real.");
			break;
		}
		default:
			cerr << "operation not supported for this type" << endl;
	}
	
	// actual addition
	stack->fStore[stack->fSP - 1]->add(stack->fStore[stack->fSP]);
	
	// SP := SP - 1
	delete stack->fStore[stack->fSP];
	stack->fStore[stack->fSP] = 0;
	stack->fStore.pop_back();
	--stack->fSP;
	
	// adding cost of this instruction
	stack->fTime.count("add");
}

// Assembly:
pushq %rbp
movq %rsp, %rbp
pushq %r15
pushq %r14
pushq %rbx
subq $0x38, %rsp
cmpl $0x0, 0xb4(%rsi)
jle 0x7c01
movq %rsi, %rbx
movl 0x8(%rdi), %eax
testl %eax, %eax
je 0x7ad3
cmpl $0x1, %eax
jne 0x7b51
leaq -0x50(%rbp), %rdi
xorl %esi, %esi
callq 0x175ac
movslq 0xb4(%rbx), %rax
movq 0x18(%rbx), %rcx
movq (%rcx,%rax,8), %rax
testq %rax, %rax
je 0x7c4d
movq (%rax), %rax
movq -0x8(%rax), %rsi
leaq 0x27074(%rip), %rdi     # 0x2eaf8
callq 0x76ba
testb %al, %al
jne 0x7c57
movslq 0xb4(%rbx), %rax
movq 0x18(%rbx), %rcx
movq -0x8(%rcx,%rax,8), %rax
testq %rax, %rax
je 0x7c4d
movq (%rax), %rax
movq -0x8(%rax), %rsi
leaq 0x27040(%rip), %rdi     # 0x2eaf8
callq 0x76ba
testb %al, %al
jne 0x7cef
leaq -0x50(%rbp), %rdi
callq 0x175d0
jmp 0x7b6c
leaq -0x50(%rbp), %rdi
xorps %xmm0, %xmm0
callq 0x177d4
movslq 0xb4(%rbx), %rax
movq 0x18(%rbx), %rcx
movq (%rcx,%rax,8), %rax
testq %rax, %rax
je 0x7c52
movq (%rax), %rax
movq -0x8(%rax), %rsi
leaq 0x270c3(%rip), %rdi     # 0x2ebc8
callq 0x76ba
testb %al, %al
jne 0x7ca3
movslq 0xb4(%rbx), %rax
movq 0x18(%rbx), %rcx
movq -0x8(%rcx,%rax,8), %rax
testq %rax, %rax
je 0x7c52
movq (%rax), %rax
movq -0x8(%rax), %rsi
leaq 0x2708f(%rip), %rdi     # 0x2ebc8
callq 0x76ba
testb %al, %al
jne 0x7d38
leaq -0x50(%rbp), %rdi
callq 0x17802
jmp 0x7b6c
movq 0x27498(%rip), %rdi     # 0x2eff0
leaq 0x16791(%rip), %rsi     # 0x1e2f0
callq 0x61b0
movq %rax, %rdi
callq 0x60e0
movslq 0xb4(%rbx), %rax
movq 0x18(%rbx), %rcx
movq -0x8(%rcx,%rax,8), %rdi
movq (%rcx,%rax,8), %rsi
movq (%rdi), %rax
callq *(%rax)
movslq 0xb4(%rbx), %rax
movq 0x18(%rbx), %rcx
movq (%rcx,%rax,8), %r14
testq %r14, %r14
je 0x7ba1
movq %r14, %rdi
callq 0x17248
pushq $0x8
popq %rsi
movq %r14, %rdi
callq 0x61e0
movslq 0xb4(%rbx), %rax
movq 0x18(%rbx), %rcx
andq $0x0, (%rcx,%rax,8)
addq $-0x8, 0x20(%rbx)
decl %eax
movl %eax, 0xb4(%rbx)
leaq 0x16746(%rip), %rsi     # 0x1e316
leaq -0x40(%rbp), %rdi
leaq -0x50(%rbp), %rdx
callq 0x72a6
addq $0x78, %rbx
leaq -0x40(%rbp), %rsi
movq %rbx, %rdi
callq 0x1925e
leaq -0x40(%rbp), %rdi
callq 0x60d0
addq $0x38, %rsp
popq %rbx
popq %r14
popq %r15
popq %rbp
retq
pushq $0x20
popq %rdi
callq 0x60f0
movq %rax, %r14
leaq 0x165a6(%rip), %rsi     # 0x1e1b9
leaq -0x40(%rbp), %rdi
leaq -0x50(%rbp), %rdx
callq 0x72a6
movb $0x1, %r15b
leaq -0x40(%rbp), %rsi
movq %r14, %rdi
callq 0x17d10
xorl %r15d, %r15d
leaq 0x25e4f(%rip), %rsi     # 0x2da88
leaq 0x100da(%rip), %rdx     # 0x17d1a
movq %r14, %rdi
callq 0x63c0
jmp 0x7d7f
callq 0x6220
callq 0x6220
pushq $0x20
popq %rdi
callq 0x60f0
movq %rax, %r14
leaq 0x16589(%rip), %rsi     # 0x1e1f2
leaq -0x40(%rbp), %rdi
leaq -0x19(%rbp), %rdx
callq 0x72a6
movb $0x1, %r15b
leaq -0x40(%rbp), %rsi
movq %r14, %rdi
callq 0x17d10
xorl %r15d, %r15d
leaq 0x25df9(%rip), %rsi     # 0x2da88
leaq 0x10084(%rip), %rdx     # 0x17d1a
movq %r14, %rdi
callq 0x63c0
jmp 0x7d7f
pushq $0x20
popq %rdi
callq 0x60f0
movq %rax, %r14
leaq 0x165bf(%rip), %rsi     # 0x1e274
leaq -0x40(%rbp), %rdi
leaq -0x19(%rbp), %rdx
callq 0x72a6
movb $0x1, %r15b
leaq -0x40(%rbp), %rsi
movq %r14, %rdi
callq 0x17d10
xorl %r15d, %r15d
leaq 0x25dad(%rip), %rsi     # 0x2da88
leaq 0x10038(%rip), %rdx     # 0x17d1a
movq %r14, %rdi
callq 0x63c0
jmp 0x7d7f
pushq $0x20
popq %rdi
callq 0x60f0
movq %rax, %r14
leaq 0x16530(%rip), %rsi     # 0x1e231
leaq -0x40(%rbp), %rdi
leaq -0x19(%rbp), %rdx
callq 0x72a6
movb $0x1, %r15b
leaq -0x40(%rbp), %rsi
movq %r14, %rdi
callq 0x17d10
xorl %r15d, %r15d
leaq 0x25d61(%rip), %rsi     # 0x2da88
leaq 0xffec(%rip), %rdx      # 0x17d1a
movq %r14, %rdi
callq 0x63c0
jmp 0x7d7f
pushq $0x20
popq %rdi
callq 0x60f0
movq %rax, %r14
leaq 0x16566(%rip), %rsi     # 0x1e2b0
leaq -0x40(%rbp), %rdi
leaq -0x19(%rbp), %rdx
callq 0x72a6
movb $0x1, %r15b
leaq -0x40(%rbp), %rsi
movq %r14, %rdi
callq 0x17d10
xorl %r15d, %r15d
leaq 0x25d18(%rip), %rsi     # 0x2da88
leaq 0xffa3(%rip), %rdx      # 0x17d1a
movq %r14, %rdi
callq 0x63c0
jmp 0x7d87
jmp 0x7d9a
jmp 0x7da7
jmp 0x7dba
movq %rax, %rbx
leaq -0x40(%rbp), %rdi
callq 0x60d0
testb %r15b, %r15b
jne 0x7d9d
jmp 0x7dea
movq %rax, %rbx
movq %r14, %rdi
callq 0x6150
jmp 0x7dea
movq %rax, %rbx
leaq -0x40(%rbp), %rdi
callq 0x60d0
testb %r15b, %r15b
jne 0x7dbd
jmp 0x7df8
movq %rax, %rbx
movq %r14, %rdi
callq 0x6150
jmp 0x7df8
movq %rax, %rbx
leaq -0x40(%rbp), %rdi
callq 0x60d0
testb %r15b, %r15b
jne 0x7ddd
jmp 0x7e14
movq %rax, %rbx
movq %r14, %rdi
callq 0x6150
jmp 0x7e14
movq %rax, %rbx
leaq -0x50(%rbp), %rdi
callq 0x17802
jmp 0x7e14
movq %rax, %rbx
leaq -0x50(%rbp), %rdi
callq 0x175d0
jmp 0x7e14
movq %rax, %rbx
leaq -0x40(%rbp), %rdi
callq 0x60d0
jmp 0x7e14
movq %rax, %rbx
movq %rbx, %rdi
callq 0x63f0