#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 O_CREAT;
int O_RDWR;
int O_TRUNC;
int /*<<< orphan*/ close(int);
double exp(int);
int open(char *, int, int);
int /*<<< orphan*/ printf(char *);
double sqrt(double);
int /*<<< orphan*/ write(int, double *, int);
int create_Result_file(void) {
  int i, nbVal;
  double tabR[20000], Inc;
  char *F_name;
  int fp;
  F_name = "sqrt_out.ref";
  nbVal = 20000;
  for (i = 0; i < nbVal; i++) {
    Inc = exp(2);
    tabR[i] = sqrt(Inc * i + Inc);
  }
  fp = open(F_name, O_RDWR | O_CREAT | O_TRUNC, 0777);
  if (!fp) {
    printf("error opening file");
    close(fp);
    return -1;
  } else {
    for (i = 0; i < nbVal; i++) {
      write(fp, &tabR[i], sizeof(double));
    }
    close(fp);
    return 0;
  }
}


x86 assembly (clang, -O0):
<create_Result_file>:
push   %rbp
mov    %rsp,%rbp
sub    $0x27130,%rsp
lea    0xe8e(%rip),%rax
mov    %rax,-0x27120(%rbp)
movl   $0x4e20,-0xc(%rbp)
movl   $0x0,-0x8(%rbp)
mov    -0x8(%rbp),%eax
cmp    -0xc(%rbp),%eax
jge    11e2 <create_Result_file+0x82>
mov    $0x2,%edi
call   1060 <exp@plt>
movsd  %xmm0,-0x27118(%rbp)
ff
movsd  -0x27118(%rbp),%xmm0
ff
cvtsi2sdl -0x8(%rbp),%xmm2
movsd  -0x27118(%rbp),%xmm1
ff
mulsd  %xmm2,%xmm0
addsd  %xmm1,%xmm0
call   1080 <sqrt@plt>
movslq -0x8(%rbp),%rax
movsd  %xmm0,-0x27110(%rbp,%rax,8)
fd ff
mov    -0x8(%rbp),%eax
add    $0x1,%eax
mov    %eax,-0x8(%rbp)
jmp    1187 <create_Result_file+0x27>
mov    -0x27120(%rbp),%rdi
mov    0x2de8(%rip),%rax
mov    (%rax),%esi
mov    0x2dff(%rip),%rax
or     (%rax),%esi
mov    0x2dee(%rip),%rax
or     (%rax),%esi
mov    $0x1ff,%edx
call   1070 <open@plt>
mov    %eax,-0x27124(%rbp)
cmpl   $0x0,-0x27124(%rbp)
jne    1244 <create_Result_file+0xe4>
lea    0xde5(%rip),%rdi
call   1040 <printf@plt>
mov    -0x27124(%rbp),%edi
call   1050 <close@plt>
movl   $0xffffffff,-0x4(%rbp)
jmp    1299 <create_Result_file+0x139>
movl   $0x0,-0x8(%rbp)
mov    -0x8(%rbp),%eax
cmp    -0xc(%rbp),%eax
jge    1287 <create_Result_file+0x127>
mov    -0x27124(%rbp),%edi
movslq -0x8(%rbp),%rax
lea    -0x27110(%rbp),%rsi
shl    $0x3,%rax
add    %rax,%rsi
mov    $0x8,%edx
call   1030 <write@plt>
mov    -0x8(%rbp),%eax
add    $0x1,%eax
mov    %eax,-0x8(%rbp)
jmp    124b <create_Result_file+0xeb>
mov    -0x27124(%rbp),%edi
call   1050 <close@plt>
movl   $0x0,-0x4(%rbp)
mov    -0x4(%rbp),%eax
add    $0x27130,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<create_Result_file>:
push   %rbp
push   %r14
push   %rbx
sub    $0x27100,%rsp
xor    %ebx,%ebx
jmp    1187 <create_Result_file+0x27>
nop
call   1080 <sqrt@plt>
movsd  %xmm0,(%rsp,%rbx,8)
add    $0x1,%rbx
cmp    $0x4e20,%rbx
je     11b4 <create_Result_file+0x54>
mov    $0x2,%edi
call   1060 <exp@plt>
movapd %xmm0,%xmm1
xorps  %xmm0,%xmm0
cvtsi2sd %ebx,%xmm0
mulsd  %xmm1,%xmm0
addsd  %xmm1,%xmm0
ucomisd 0xe54(%rip),%xmm0
jb     1170 <create_Result_file+0x10>
sqrtsd %xmm0,%xmm0
jmp    1175 <create_Result_file+0x15>
mov    0x2e1d(%rip),%rax
mov    0x2e36(%rip),%rcx
mov    (%rcx),%esi
or     (%rax),%esi
mov    0x2e23(%rip),%rax
or     (%rax),%esi
lea    0xe32(%rip),%rdi
mov    $0x1ff,%edx
call   1070 <open@plt>
test   %eax,%eax
je     120f <create_Result_file+0xaf>
mov    %eax,%ebp
xor    %r14d,%r14d
xor    %ebx,%ebx
nopl   0x0(%rax,%rax,1)
lea    (%rsp,%rbx,1),%rsi
mov    %ebp,%edi
mov    $0x8,%edx
call   1030 <write@plt>
add    $0x8,%rbx
cmp    $0x27100,%rbx
jne    11f0 <create_Result_file+0x90>
jmp    1223 <create_Result_file+0xc3>
lea    0xdff(%rip),%rdi
call   1040 <printf@plt>
mov    $0xffffffff,%r14d
xor    %ebp,%ebp
mov    %ebp,%edi
call   1050 <close@plt>
mov    %r14d,%eax
add    $0x27100,%rsp
pop    %rbx
pop    %r14
pop    %rbp
ret

LLVM IR (-O0):
@.str = [13 x i8] c"sqrt_out.ref\00"
@O_RDWR = global i32 0
@O_CREAT = global i32 0
@O_TRUNC = global i32 0
@.str.1 = [19 x i8] c"error opening file\00"
define i32 @create_Result_file() {
%1 = alloca i32
%2 = alloca i32
%3 = alloca i32
%4 = alloca [20000 x double]
%5 = alloca double
%6 = alloca i8*
%7 = alloca i32
store i8* getelementptr inbounds ([13 x i8], [13 x i8]* @.str, i64 0, i64 0), i8** %6
store i32 20000, i32* %3
store i32 0, i32* %2
br label %8
8: ; preds = %23, %0
%9 = load i32, i32* %2
%10 = load i32, i32* %3
%11 = icmp slt i32 %9, %10
br i1 %11, label %12, label %26
12: ; preds = %8
%13 = call double @exp(i32 2)
store double %13, double* %5
%14 = load double, double* %5
%15 = load i32, i32* %2
%16 = sitofp i32 %15 to double
%17 = load double, double* %5
%18 = call double @llvm.fmuladd.f64(double %14, double %16, double %17)
%19 = call double @sqrt(double %18)
%20 = load i32, i32* %2
%21 = sext i32 %20 to i64
%22 = getelementptr inbounds [20000 x double], [20000 x double]* %4, i64 0, i64 %21
store double %19, double* %22
br label %23
23: ; preds = %12
%24 = load i32, i32* %2
%25 = add nsw i32 %24, 1
store i32 %25, i32* %2
br label %8
26: ; preds = %8
%27 = load i8*, i8** %6
%28 = load i32, i32* @O_RDWR
%29 = load i32, i32* @O_CREAT
%30 = or i32 %28, %29
%31 = load i32, i32* @O_TRUNC
%32 = or i32 %30, %31
%33 = call i32 @open(i8* %27, i32 %32, i32 511)
store i32 %33, i32* %7
%34 = load i32, i32* %7
%35 = icmp ne i32 %34, 0
br i1 %35, label %40, label %36
36: ; preds = %26
%37 = call i32 @printf(i8* getelementptr inbounds ([19 x i8], [19 x i8]* @.str.1, i64 0, i64 0))
%38 = load i32, i32* %7
%39 = call i32 @close(i32 %38)
store i32 -1, i32* %1
br label %57
40: ; preds = %26
store i32 0, i32* %2
br label %41
41: ; preds = %51, %40
%42 = load i32, i32* %2
%43 = load i32, i32* %3
%44 = icmp slt i32 %42, %43
br i1 %44, label %45, label %54
45: ; preds = %41
%46 = load i32, i32* %7
%47 = load i32, i32* %2
%48 = sext i32 %47 to i64
%49 = getelementptr inbounds [20000 x double], [20000 x double]* %4, i64 0, i64 %48
%50 = call i32 @write(i32 %46, double* %49, i32 8)
br label %51
51: ; preds = %45
%52 = load i32, i32* %2
%53 = add nsw i32 %52, 1
store i32 %53, i32* %2
br label %41
54: ; preds = %41
%55 = load i32, i32* %7
%56 = call i32 @close(i32 %55)
store i32 0, i32* %1
br label %57
57: ; preds = %54, %36
%58 = load i32, i32* %1
ret i32 %58
}

LLVM IR (-O2):
@.str = [13 x i8] c"sqrt_out.ref\00"
@O_RDWR = global i32 0
@O_CREAT = global i32 0
@O_TRUNC = global i32 0
@.str.1 = [19 x i8] c"error opening file\00"
define i32 @create_Result_file() {
%1 = alloca [20000 x double]
%2 = bitcast [20000 x double]* %1 to i8*
br label %3
3: ; preds = %0, %3
%4 = phi i64 [ 0, %0 ], [ %11, %3 ]
%5 = tail call double @exp(i32 2)
%6 = trunc i64 %4 to i32
%7 = sitofp i32 %6 to double
%8 = tail call double @llvm.fmuladd.f64(double %5, double %7, double %5)
%9 = tail call double @sqrt(double %8)
%10 = getelementptr inbounds [20000 x double], [20000 x double]* %1, i64 0, i64 %4
store double %9, double* %10
%11 = add nuw nsw i64 %4, 1
%12 = icmp eq i64 %11, 20000
br i1 %12, label %13, label %3
13: ; preds = %3
%14 = load i32, i32* @O_RDWR
%15 = load i32, i32* @O_CREAT
%16 = or i32 %15, %14
%17 = load i32, i32* @O_TRUNC
%18 = or i32 %16, %17
%19 = tail call i32 @open(i8* getelementptr inbounds ([13 x i8], [13 x i8]* @.str, i64 0, i64 0), i32 %18, i32 511)
%20 = icmp eq i32 %19, 0
br i1 %20, label %21, label %23
21: ; preds = %13
%22 = tail call i32 @printf(i8* dereferenceable(1) getelementptr inbounds ([19 x i8], [19 x i8]* @.str.1, i64 0, i64 0))
br label %29
23: ; preds = %13, %23
%24 = phi i64 [ %27, %23 ], [ 0, %13 ]
%25 = getelementptr inbounds [20000 x double], [20000 x double]* %1, i64 0, i64 %24
%26 = call i32 @write(i32 %19, double* %25, i32 8)
%27 = add nuw nsw i64 %24, 1
%28 = icmp eq i64 %27, 20000
br i1 %28, label %29, label %23
29: ; preds = %23, %21
%30 = phi i32 [ 0, %21 ], [ %19, %23 ]
%31 = phi i32 [ -1, %21 ], [ 0, %23 ]
%32 = tail call i32 @close(i32 %30)
ret i32 %31
}