#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 omp_get_thread_num();
int /*<<< orphan*/ omp_set_num_threads(int);
int /*<<< orphan*/ printf(char *, int, int);
int main() {
  int thread, i;
  omp_set_num_threads(4);
#pragma omp parallel private(thread, i)
  {
    thread = omp_get_thread_num();
#pragma omp for
    for (i = 0; i < 10; i++) {
      printf("\nSoy el hilo: %d ejecuto la iteracion %d\n", thread, i);
    }
  }
}


x86 assembly (clang, -O0):
<main>:
push   %rbp
mov    %rsp,%rbp
sub    $0x10,%rsp
movl   $0x0,-0x4(%rbp)
mov    $0x4,%edi
call   1050 <omp_set_num_threads@plt>
mov    $0x0,%al
call   1030 <omp_get_thread_num@plt>
mov    %eax,-0x8(%rbp)
movl   $0x0,-0xc(%rbp)
cmpl   $0xa,-0xc(%rbp)
jge    1184 <main+0x54>
mov    -0x8(%rbp),%esi
mov    -0xc(%rbp),%edx
lea    0xe8f(%rip),%rdi
call   1040 <printf@plt>
mov    -0xc(%rbp),%eax
add    $0x1,%eax
mov    %eax,-0xc(%rbp)
jmp    115a <main+0x2a>
mov    -0x4(%rbp),%eax
add    $0x10,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<main>:
push   %r14
push   %rbx
push   %rax
mov    $0x4,%edi
call   1050 <omp_set_num_threads@plt>
xor    %eax,%eax
call   1030 <omp_get_thread_num@plt>
mov    %eax,%ebx
lea    0xeb2(%rip),%r14
mov    %r14,%rdi
mov    %eax,%esi
xor    %edx,%edx
call   1040 <printf@plt>
mov    %r14,%rdi
mov    %ebx,%esi
mov    $0x1,%edx
call   1040 <printf@plt>
mov    %r14,%rdi
mov    %ebx,%esi
mov    $0x2,%edx
call   1040 <printf@plt>
mov    %r14,%rdi
mov    %ebx,%esi
mov    $0x3,%edx
call   1040 <printf@plt>
mov    %r14,%rdi
mov    %ebx,%esi
mov    $0x4,%edx
call   1040 <printf@plt>
mov    %r14,%rdi
mov    %ebx,%esi
mov    $0x5,%edx
call   1040 <printf@plt>
mov    %r14,%rdi
mov    %ebx,%esi
mov    $0x6,%edx
call   1040 <printf@plt>
mov    %r14,%rdi
mov    %ebx,%esi
mov    $0x7,%edx
call   1040 <printf@plt>
mov    %r14,%rdi
mov    %ebx,%esi
mov    $0x8,%edx
call   1040 <printf@plt>
mov    %r14,%rdi
mov    %ebx,%esi
mov    $0x9,%edx
call   1040 <printf@plt>
xor    %eax,%eax
add    $0x8,%rsp
pop    %rbx
pop    %r14
ret

LLVM IR (-O0):
@.str = [42 x i8] c"\0ASoy el hilo: %d ejecuto la iteracion %d\0A\00"
define i32 @main() {
%1 = alloca i32
%2 = alloca i32
%3 = alloca i32
store i32 0, i32* %1
%4 = call i32 @omp_set_num_threads(i32 4)
%5 = call i32 (...) @omp_get_thread_num()
store i32 %5, i32* %2
store i32 0, i32* %3
br label %6
6: ; preds = %13, %0
%7 = load i32, i32* %3
%8 = icmp slt i32 %7, 10
br i1 %8, label %9, label %16
9: ; preds = %6
%10 = load i32, i32* %2
%11 = load i32, i32* %3
%12 = call i32 @printf(i8* getelementptr inbounds ([42 x i8], [42 x i8]* @.str, i64 0, i64 0), i32 %10, i32 %11)
br label %13
13: ; preds = %9
%14 = load i32, i32* %3
%15 = add nsw i32 %14, 1
store i32 %15, i32* %3
br label %6
16: ; preds = %6
%17 = load i32, i32* %1
ret i32 %17
}

LLVM IR (-O2):
@.str = [42 x i8] c"\0ASoy el hilo: %d ejecuto la iteracion %d\0A\00"
define i32 @main() {
%1 = tail call i32 @omp_set_num_threads(i32 4)
%2 = tail call i32 (...) @omp_get_thread_num()
%3 = tail call i32 @printf(i8* getelementptr inbounds ([42 x i8], [42 x i8]* @.str, i64 0, i64 0), i32 %2, i32 0)
%4 = tail call i32 @printf(i8* getelementptr inbounds ([42 x i8], [42 x i8]* @.str, i64 0, i64 0), i32 %2, i32 1)
%5 = tail call i32 @printf(i8* getelementptr inbounds ([42 x i8], [42 x i8]* @.str, i64 0, i64 0), i32 %2, i32 2)
%6 = tail call i32 @printf(i8* getelementptr inbounds ([42 x i8], [42 x i8]* @.str, i64 0, i64 0), i32 %2, i32 3)
%7 = tail call i32 @printf(i8* getelementptr inbounds ([42 x i8], [42 x i8]* @.str, i64 0, i64 0), i32 %2, i32 4)
%8 = tail call i32 @printf(i8* getelementptr inbounds ([42 x i8], [42 x i8]* @.str, i64 0, i64 0), i32 %2, i32 5)
%9 = tail call i32 @printf(i8* getelementptr inbounds ([42 x i8], [42 x i8]* @.str, i64 0, i64 0), i32 %2, i32 6)
%10 = tail call i32 @printf(i8* getelementptr inbounds ([42 x i8], [42 x i8]* @.str, i64 0, i64 0), i32 %2, i32 7)
%11 = tail call i32 @printf(i8* getelementptr inbounds ([42 x i8], [42 x i8]* @.str, i64 0, i64 0), i32 %2, i32 8)
%12 = tail call i32 @printf(i8* getelementptr inbounds ([42 x i8], [42 x i8]* @.str, i64 0, i64 0), i32 %2, i32 9)
ret i32 0
}