#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*/ printf(char *, ...);
void printArray(int a[][16], int nRows, int nCols) {
  for (int i = 0; i < nRows; i++) {
    for (int j = 0; j < nCols; j++) {
      printf("a[%d][%d]=%d ", i, j, a[i][j]);
    }
    printf("\n");
  }
}


x86 assembly (clang, -O0):
<printArray>:
push   %rbp
mov    %rsp,%rbp
sub    $0x20,%rsp
mov    %rdi,-0x8(%rbp)
mov    %esi,-0xc(%rbp)
mov    %edx,-0x10(%rbp)
movl   $0x0,-0x14(%rbp)
mov    -0x14(%rbp),%eax
cmp    -0xc(%rbp),%eax
jge    119c <printArray+0x8c>
movl   $0x0,-0x18(%rbp)
mov    -0x18(%rbp),%eax
cmp    -0x10(%rbp),%eax
jge    1180 <printArray+0x70>
mov    -0x14(%rbp),%esi
mov    -0x18(%rbp),%edx
mov    -0x8(%rbp),%rax
movslq -0x14(%rbp),%rcx
shl    $0x6,%rcx
add    %rcx,%rax
movslq -0x18(%rbp),%rcx
mov    (%rax,%rcx,4),%ecx
lea    0xe95(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
mov    -0x18(%rbp),%eax
add    $0x1,%eax
mov    %eax,-0x18(%rbp)
jmp    113c <printArray+0x2c>
lea    0xe87(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
mov    -0x14(%rbp),%eax
add    $0x1,%eax
mov    %eax,-0x14(%rbp)
jmp    1129 <printArray+0x19>
add    $0x20,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<printArray>:
push   %rbp
push   %r15
push   %r14
push   %r13
push   %r12
push   %rbx
push   %rax
mov    %edx,0x4(%rsp)
test   %esi,%esi
jle    118d <printArray+0x6d>
mov    %rdi,%r12
mov    %esi,%r13d
mov    0x4(%rsp),%r14d
lea    0xebb(%rip),%r15
xor    %ebp,%ebp
jmp    1167 <printArray+0x47>
nopl   0x0(%rax)
mov    $0xa,%edi
call   1030 <putchar@plt>
add    $0x1,%rbp
add    $0x40,%r12
cmp    %r13,%rbp
je     118d <printArray+0x6d>
cmpl   $0x0,0x4(%rsp)
jle    1150 <printArray+0x30>
xor    %ebx,%ebx
mov    (%r12,%rbx,4),%ecx
mov    %r15,%rdi
mov    %ebp,%esi
mov    %ebx,%edx
xor    %eax,%eax
call   1040 <printf@plt>
add    $0x1,%rbx
cmp    %rbx,%r14
jne    1170 <printArray+0x50>
jmp    1150 <printArray+0x30>
add    $0x8,%rsp
pop    %rbx
pop    %r12
pop    %r13
pop    %r14
pop    %r15
pop    %rbp
ret

LLVM IR (-O0):
@.str = [14 x i8] c"a[%d][%d]=%d \00"
@.str.1 = [2 x i8] c"\0A\00"
define void @printArray([16 x i32]* %0, i32 %1, i32 %2) {
%4 = alloca [16 x i32]*
%5 = alloca i32
%6 = alloca i32
%7 = alloca i32
%8 = alloca i32
store [16 x i32]* %0, [16 x i32]** %4
store i32 %1, i32* %5
store i32 %2, i32* %6
store i32 0, i32* %7
br label %9
9: ; preds = %35, %3
%10 = load i32, i32* %7
%11 = load i32, i32* %5
%12 = icmp slt i32 %10, %11
br i1 %12, label %13, label %38
13: ; preds = %9
store i32 0, i32* %8
br label %14
14: ; preds = %30, %13
%15 = load i32, i32* %8
%16 = load i32, i32* %6
%17 = icmp slt i32 %15, %16
br i1 %17, label %18, label %33
18: ; preds = %14
%19 = load i32, i32* %7
%20 = load i32, i32* %8
%21 = load [16 x i32]*, [16 x i32]** %4
%22 = load i32, i32* %7
%23 = sext i32 %22 to i64
%24 = getelementptr inbounds [16 x i32], [16 x i32]* %21, i64 %23
%25 = load i32, i32* %8
%26 = sext i32 %25 to i64
%27 = getelementptr inbounds [16 x i32], [16 x i32]* %24, i64 0, i64 %26
%28 = load i32, i32* %27
%29 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([14 x i8], [14 x i8]* @.str, i64 0, i64 0), i32 %19, i32 %20, i32 %28)
br label %30
30: ; preds = %18
%31 = load i32, i32* %8
%32 = add nsw i32 %31, 1
store i32 %32, i32* %8
br label %14
33: ; preds = %14
%34 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([2 x i8], [2 x i8]* @.str.1, i64 0, i64 0))
br label %35
35: ; preds = %33
%36 = load i32, i32* %7
%37 = add nsw i32 %36, 1
store i32 %37, i32* %7
br label %9
38: ; preds = %9
ret void
}

LLVM IR (-O2):
@.str = [14 x i8] c"a[%d][%d]=%d \00"
define void @printArray([16 x i32]* nocapture %0, i32 %1, i32 %2) {
%4 = icmp sgt i32 %1, 0
br i1 %4, label %5, label %13
5: ; preds = %3
%6 = icmp sgt i32 %2, 0
%7 = zext i32 %1 to i64
%8 = zext i32 %2 to i64
br label %9
9: ; preds = %5, %14
%10 = phi i64 [ 0, %5 ], [ %16, %14 ]
br i1 %6, label %11, label %14
11: ; preds = %9
%12 = trunc i64 %10 to i32
br label %18
13: ; preds = %14, %3
ret void
14: ; preds = %18, %9
%15 = tail call i32 @putchar(i32 10)
%16 = add nuw nsw i64 %10, 1
%17 = icmp eq i64 %16, %7
br i1 %17, label %13, label %9
18: ; preds = %11, %18
%19 = phi i64 [ 0, %11 ], [ %24, %18 ]
%20 = getelementptr inbounds [16 x i32], [16 x i32]* %0, i64 %10, i64 %19
%21 = load i32, i32* %20
%22 = trunc i64 %19 to i32
%23 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([14 x i8], [14 x i8]* @.str, i64 0, i64 0), i32 %12, i32 %22, i32 %21)
%24 = add nuw nsw i64 %19, 1
%25 = icmp eq i64 %24, %8
br i1 %25, label %14, label %18
}