#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 */
typedef int /*<<< orphan*/ FILE;

/* Variables and functions */
int EXIT_SUCCESS;
int /*<<< orphan*/ evaluation_bin2txt(int /*<<< orphan*/ *,
                                      int /*<<< orphan*/ *);
int /*<<< orphan*/ exit(int);
int /*<<< orphan*/ fclose(int /*<<< orphan*/ *);
int /*<<< orphan*/ *fopen(char *, char *);
int /*<<< orphan*/ perror(char *);
int /*<<< orphan*/ printf(char *, char *);
int main(int argc, char *argv[]) {
  FILE *fbin, *ftxt;
  if (3 > argc) {
    printf("USAGE: %s <fichier.bin> <fichier.txt>\n", argv[0]);
    exit(0);
  }
  fbin = fopen(argv[1], "r");
  if (NULL == fbin) {
    perror("echec ouverture fichier texte");
    exit(-1);
  }
  ftxt = fopen(argv[2], "w");
  if (NULL == ftxt) {
    perror("echec ouverture fichier binaire");
    exit(-1);
  }
  evaluation_bin2txt(fbin, ftxt);
  fclose(fbin);
  fclose(ftxt);
  return EXIT_SUCCESS;
}


x86 assembly (clang, -O0):
<main>:
push   %rbp
mov    %rsp,%rbp
sub    $0x20,%rsp
movl   $0x0,-0x4(%rbp)
mov    %edi,-0x8(%rbp)
mov    %rsi,-0x10(%rbp)
mov    $0x3,%eax
cmp    -0x8(%rbp),%eax
jle    119e <main+0x3e>
mov    -0x10(%rbp),%rax
mov    (%rax),%rsi
lea    0xe6e(%rip),%rdi
call   1050 <printf@plt>
xor    %edi,%edi
call   1080 <exit@plt>
mov    -0x10(%rbp),%rax
mov    0x8(%rax),%rdi
lea    0xe7a(%rip),%rsi
call   1060 <fopen@plt>
mov    %rax,-0x18(%rbp)
xor    %eax,%eax
cmp    -0x18(%rbp),%rax
jne    11d8 <main+0x78>
lea    0xe60(%rip),%rdi
call   1070 <perror@plt>
mov    $0xffffffff,%edi
call   1080 <exit@plt>
mov    -0x10(%rbp),%rax
mov    0x10(%rax),%rdi
lea    0xe60(%rip),%rsi
call   1060 <fopen@plt>
mov    %rax,-0x20(%rbp)
xor    %eax,%eax
cmp    -0x20(%rbp),%rax
jne    1212 <main+0xb2>
lea    0xe46(%rip),%rdi
call   1070 <perror@plt>
mov    $0xffffffff,%edi
call   1080 <exit@plt>
mov    -0x18(%rbp),%rdi
mov    -0x20(%rbp),%rsi
call   1030 <evaluation_bin2txt@plt>
mov    -0x18(%rbp),%rdi
call   1040 <fclose@plt>
mov    -0x20(%rbp),%rdi
call   1040 <fclose@plt>
mov    0x2da8(%rip),%rax
mov    (%rax),%eax
add    $0x20,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<main>:
push   %r15
push   %r14
push   %rbx
mov    %rsi,%r14
cmp    $0x2,%edi
jle    11c7 <main+0x67>
mov    0x8(%r14),%rdi
lea    0xeaf(%rip),%rsi
call   1060 <fopen@plt>
test   %rax,%rax
je     11dd <main+0x7d>
mov    %rax,%r15
mov    0x10(%r14),%rdi
lea    0xeb7(%rip),%rsi
call   1060 <fopen@plt>
test   %rax,%rax
je     11e6 <main+0x86>
mov    %rax,%rbx
mov    %r15,%rdi
mov    %rax,%rsi
call   1030 <evaluation_bin2txt@plt>
mov    %r15,%rdi
call   1040 <fclose@plt>
mov    %rbx,%rdi
call   1040 <fclose@plt>
mov    0x2e21(%rip),%rax
mov    (%rax),%eax
pop    %rbx
pop    %r14
pop    %r15
ret
mov    (%r14),%rsi
lea    0xe2f(%rip),%rdi
call   1050 <printf@plt>
xor    %edi,%edi
call   1080 <exit@plt>
lea    0xe45(%rip),%rdi
jmp    11ed <main+0x8d>
lea    0xe5c(%rip),%rdi
call   1070 <perror@plt>
mov    $0xffffffff,%edi
call   1080 <exit@plt>

LLVM IR (-O0):
@.str = [39 x i8] c"USAGE: %s <fichier.bin> <fichier.txt>\0A\00"
@.str.1 = [2 x i8] c"r\00"
@.str.2 = [30 x i8] c"echec ouverture fichier texte\00"
@.str.3 = [2 x i8] c"w\00"
@.str.4 = [32 x i8] c"echec ouverture fichier binaire\00"
@EXIT_SUCCESS = global i32 0
define i32 @main(i32 %0, i8** %1) {
%3 = alloca i32
%4 = alloca i32
%5 = alloca i8**
%6 = alloca i32*
%7 = alloca i32*
store i32 0, i32* %3
store i32 %0, i32* %4
store i8** %1, i8*** %5
%8 = load i32, i32* %4
%9 = icmp sgt i32 3, %8
br i1 %9, label %10, label %16
10: ; preds = %2
%11 = load i8**, i8*** %5
%12 = getelementptr inbounds i8*, i8** %11, i64 0
%13 = load i8*, i8** %12
%14 = call i32 @printf(i8* getelementptr inbounds ([39 x i8], [39 x i8]* @.str, i64 0, i64 0), i8* %13)
%15 = call i32 @exit(i32 0)
unreachable
16: ; preds = %2
%17 = load i8**, i8*** %5
%18 = getelementptr inbounds i8*, i8** %17, i64 1
%19 = load i8*, i8** %18
%20 = call i32* @fopen(i8* %19, i8* getelementptr inbounds ([2 x i8], [2 x i8]* @.str.1, i64 0, i64 0))
store i32* %20, i32** %6
%21 = load i32*, i32** %6
%22 = icmp eq i32* null, %21
br i1 %22, label %23, label %26
23: ; preds = %16
%24 = call i32 @perror(i8* getelementptr inbounds ([30 x i8], [30 x i8]* @.str.2, i64 0, i64 0))
%25 = call i32 @exit(i32 -1)
unreachable
26: ; preds = %16
%27 = load i8**, i8*** %5
%28 = getelementptr inbounds i8*, i8** %27, i64 2
%29 = load i8*, i8** %28
%30 = call i32* @fopen(i8* %29, i8* getelementptr inbounds ([2 x i8], [2 x i8]* @.str.3, i64 0, i64 0))
store i32* %30, i32** %7
%31 = load i32*, i32** %7
%32 = icmp eq i32* null, %31
br i1 %32, label %33, label %36
33: ; preds = %26
%34 = call i32 @perror(i8* getelementptr inbounds ([32 x i8], [32 x i8]* @.str.4, i64 0, i64 0))
%35 = call i32 @exit(i32 -1)
unreachable
36: ; preds = %26
%37 = load i32*, i32** %6
%38 = load i32*, i32** %7
%39 = call i32 @evaluation_bin2txt(i32* %37, i32* %38)
%40 = load i32*, i32** %6
%41 = call i32 @fclose(i32* %40)
%42 = load i32*, i32** %7
%43 = call i32 @fclose(i32* %42)
%44 = load i32, i32* @EXIT_SUCCESS
ret i32 %44
}

LLVM IR (-O2):
@.str = [39 x i8] c"USAGE: %s <fichier.bin> <fichier.txt>\0A\00"
@.str.1 = [2 x i8] c"r\00"
@.str.2 = [30 x i8] c"echec ouverture fichier texte\00"
@.str.3 = [2 x i8] c"w\00"
@.str.4 = [32 x i8] c"echec ouverture fichier binaire\00"
@EXIT_SUCCESS = global i32 0
define i32 @main(i32 %0, i8** nocapture %1) {
%3 = icmp slt i32 %0, 3
br i1 %3, label %4, label %8
4: ; preds = %2
%5 = load i8*, i8** %1
%6 = tail call i32 @printf(i8* getelementptr inbounds ([39 x i8], [39 x i8]* @.str, i64 0, i64 0), i8* %5)
%7 = tail call i32 @exit(i32 0)
unreachable
8: ; preds = %2
%9 = getelementptr inbounds i8*, i8** %1, i64 1
%10 = load i8*, i8** %9
%11 = tail call i32* @fopen(i8* %10, i8* getelementptr inbounds ([2 x i8], [2 x i8]* @.str.1, i64 0, i64 0))
%12 = icmp eq i32* %11, null
br i1 %12, label %13, label %16
13: ; preds = %8
%14 = tail call i32 @perror(i8* getelementptr inbounds ([30 x i8], [30 x i8]* @.str.2, i64 0, i64 0))
%15 = tail call i32 @exit(i32 -1)
unreachable
16: ; preds = %8
%17 = getelementptr inbounds i8*, i8** %1, i64 2
%18 = load i8*, i8** %17
%19 = tail call i32* @fopen(i8* %18, i8* getelementptr inbounds ([2 x i8], [2 x i8]* @.str.3, i64 0, i64 0))
%20 = icmp eq i32* %19, null
br i1 %20, label %21, label %24
21: ; preds = %16
%22 = tail call i32 @perror(i8* getelementptr inbounds ([32 x i8], [32 x i8]* @.str.4, i64 0, i64 0))
%23 = tail call i32 @exit(i32 -1)
unreachable
24: ; preds = %16
%25 = tail call i32 @evaluation_bin2txt(i32* %11, i32* %19)
%26 = tail call i32 @fclose(i32* %11)
%27 = tail call i32 @fclose(i32* %19)
%28 = load i32, i32* @EXIT_SUCCESS
ret i32 %28
}