#define NULL ((void *)0)
typedef unsigned long size_t; // Customize by platform.
typedef long intptr_t;
typedef unsigned long uintptr_t;
typedef long scalar_t__; // Either arithmetic or pointer type.
/* By default, we understand bool (as a convenience). */
typedef int bool;
#define false 0
#define true 1

/* Forward declarations */

/* Type definitions */

/* Variables and functions */
int /*<<< orphan*/ puts(char *);
void help() {
  puts("rounding of double prescision numbers");
  puts("");
  puts("progname 0|1|2|3 iterations");
  puts("0 -- use stdlib function 'round'");
  puts("1 -- use FPU instruction FRNDINT");
  puts("2 -- use FPU instructions FISTP/FILD");
  puts("3 -- use simple method (C implementation)");
  puts("4 -- verify results -- stdlib results are considered valid  (for "
       "debugging)");
}


x86 assembly (clang, -O0):
<help>:
push   %rbp
mov    %rsp,%rbp
lea    0xee5(%rip),%rdi
call   1030 <puts@plt>
lea    0xf3b(%rip),%rdi
call   1030 <puts@plt>
lea    0xef3(%rip),%rdi
call   1030 <puts@plt>
lea    0xf03(%rip),%rdi
call   1030 <puts@plt>
lea    0xf18(%rip),%rdi
call   1030 <puts@plt>
lea    0xf2d(%rip),%rdi
call   1030 <puts@plt>
lea    0xf46(%rip),%rdi
call   1030 <puts@plt>
lea    0xf64(%rip),%rdi
call   1030 <puts@plt>
pop    %rbp
ret

x86 assembly (clang, -O2):
<help>:
push   %rax
lea    0xed8(%rip),%rdi
call   1040 <puts@plt>
mov    $0xa,%edi
call   1030 <putchar@plt>
lea    0xee8(%rip),%rdi
call   1040 <puts@plt>
lea    0xef8(%rip),%rdi
call   1040 <puts@plt>
lea    0xf0d(%rip),%rdi
call   1040 <puts@plt>
lea    0xf22(%rip),%rdi
call   1040 <puts@plt>
lea    0xf3b(%rip),%rdi
call   1040 <puts@plt>
lea    0xf59(%rip),%rdi
pop    %rax
jmp    1040 <puts@plt>

LLVM IR (-O0):
@.str = [38 x i8] c"rounding of double prescision numbers\00"
@.str.1 = [1 x i8] zeroinitializer
@.str.2 = [28 x i8] c"progname 0|1|2|3 iterations\00"
@.str.3 = [33 x i8] c"0 -- use stdlib function 'round'\00"
@.str.4 = [33 x i8] c"1 -- use FPU instruction FRNDINT\00"
@.str.5 = [37 x i8] c"2 -- use FPU instructions FISTP/FILD\00"
@.str.6 = [42 x i8] c"3 -- use simple method (C implementation)\00"
@.str.7 = [76 x i8] c"4 -- verify results -- stdlib results are considered valid (for debugging)\00"
define void @help() {
%1 = call i32 @puts(i8* getelementptr inbounds ([38 x i8], [38 x i8]* @.str, i64 0, i64 0))
%2 = call i32 @puts(i8* getelementptr inbounds ([1 x i8], [1 x i8]* @.str.1, i64 0, i64 0))
%3 = call i32 @puts(i8* getelementptr inbounds ([28 x i8], [28 x i8]* @.str.2, i64 0, i64 0))
%4 = call i32 @puts(i8* getelementptr inbounds ([33 x i8], [33 x i8]* @.str.3, i64 0, i64 0))
%5 = call i32 @puts(i8* getelementptr inbounds ([33 x i8], [33 x i8]* @.str.4, i64 0, i64 0))
%6 = call i32 @puts(i8* getelementptr inbounds ([37 x i8], [37 x i8]* @.str.5, i64 0, i64 0))
%7 = call i32 @puts(i8* getelementptr inbounds ([42 x i8], [42 x i8]* @.str.6, i64 0, i64 0))
%8 = call i32 @puts(i8* getelementptr inbounds ([76 x i8], [76 x i8]* @.str.7, i64 0, i64 0))
ret void
}

LLVM IR (-O2):
@.str = [38 x i8] c"rounding of double prescision numbers\00"
@.str.2 = [28 x i8] c"progname 0|1|2|3 iterations\00"
@.str.3 = [33 x i8] c"0 -- use stdlib function 'round'\00"
@.str.4 = [33 x i8] c"1 -- use FPU instruction FRNDINT\00"
@.str.5 = [37 x i8] c"2 -- use FPU instructions FISTP/FILD\00"
@.str.6 = [42 x i8] c"3 -- use simple method (C implementation)\00"
@.str.7 = [76 x i8] c"4 -- verify results -- stdlib results are considered valid (for debugging)\00"
define void @help() {
%1 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([38 x i8], [38 x i8]* @.str, i64 0, i64 0))
%2 = tail call i32 @putchar(i32 10)
%3 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([28 x i8], [28 x i8]* @.str.2, i64 0, i64 0))
%4 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([33 x i8], [33 x i8]* @.str.3, i64 0, i64 0))
%5 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([33 x i8], [33 x i8]* @.str.4, i64 0, i64 0))
%6 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([37 x i8], [37 x i8]* @.str.5, i64 0, i64 0))
%7 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([42 x i8], [42 x i8]* @.str.6, i64 0, i64 0))
%8 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([76 x i8], [76 x i8]* @.str.7, i64 0, i64 0))
ret void
}