#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 print_matrix(int ROW, int COL, int a[][COL]) {
  int i, k;
  for (i = 0; i < ROW; i++) {
    printf("|");
    int k;
    for (k = 0; k < COL; k++) {
      printf("%4d ", a[i][k]);
    }
    printf("|\n");
  }
}


x86 assembly (clang, -O0):
<print_matrix>:
push   %rbp
mov    %rsp,%rbp
sub    $0x30,%rsp
mov    %edi,-0x4(%rbp)
mov    %esi,-0x8(%rbp)
mov    %rdx,-0x10(%rbp)
mov    -0x8(%rbp),%eax
mov    %rax,-0x28(%rbp)
movl   $0x0,-0x14(%rbp)
mov    -0x14(%rbp),%eax
cmp    -0x4(%rbp),%eax
jge    11b3 <print_matrix+0xa3>
lea    0xebd(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
movl   $0x0,-0x1c(%rbp)
mov    -0x1c(%rbp),%eax
cmp    -0x8(%rbp),%eax
jge    1197 <print_matrix+0x87>
mov    -0x28(%rbp),%rdx
mov    -0x10(%rbp),%rax
movslq -0x14(%rbp),%rcx
imul   %rdx,%rcx
shl    $0x2,%rcx
add    %rcx,%rax
movslq -0x1c(%rbp),%rcx
mov    (%rax,%rcx,4),%esi
lea    0xe80(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
mov    -0x1c(%rbp),%eax
add    $0x1,%eax
mov    %eax,-0x1c(%rbp)
jmp    1151 <print_matrix+0x41>
lea    0xe69(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
mov    -0x14(%rbp),%eax
add    $0x1,%eax
mov    %eax,-0x14(%rbp)
jmp    1130 <print_matrix+0x20>
add    $0x30,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<print_matrix>:
push   %rbp
push   %r15
push   %r14
push   %r13
push   %r12
push   %rbx
sub    $0x18,%rsp
mov    %esi,0xc(%rsp)
test   %edi,%edi
jle    11b9 <print_matrix+0x89>
mov    %rdx,%rbx
mov    0xc(%rsp),%ebp
mov    %edi,%eax
mov    %rax,0x10(%rsp)
lea    0x0(,%rbp,4),%r15
lea    0xe9d(%rip),%r12
xor    %r14d,%r14d
jmp    118a <print_matrix+0x5a>
nopl   0x0(%rax,%rax,1)
lea    0xe8e(%rip),%rdi
call   1040 <puts@plt>
add    $0x1,%r14
add    %r15,%rbx
cmp    0x10(%rsp),%r14
je     11b9 <print_matrix+0x89>
mov    $0x7c,%edi
call   1030 <putchar@plt>
cmpl   $0x0,0xc(%rsp)
jle    1170 <print_matrix+0x40>
xor    %r13d,%r13d
xchg   %ax,%ax
mov    (%rbx,%r13,4),%esi
mov    %r12,%rdi
xor    %eax,%eax
call   1050 <printf@plt>
add    $0x1,%r13
cmp    %r13,%rbp
jne    11a0 <print_matrix+0x70>
jmp    1170 <print_matrix+0x40>
add    $0x18,%rsp
pop    %rbx
pop    %r12
pop    %r13
pop    %r14
pop    %r15
pop    %rbp
ret

LLVM IR (-O0):
@.str = [2 x i8] c"|\00"
@.str.1 = [5 x i8] c"%4d \00"
@.str.2 = [3 x i8] c"|\0A\00"
define void @print_matrix(i32 %0, i32 %1, i32* %2) {
%4 = alloca i32
%5 = alloca i32
%6 = alloca i32*
%7 = alloca i32
%8 = alloca i32
%9 = alloca i32
store i32 %0, i32* %4
store i32 %1, i32* %5
store i32* %2, i32** %6
%10 = load i32, i32* %5
%11 = zext i32 %10 to i64
store i32 0, i32* %7
br label %12
12: ; preds = %38, %3
%13 = load i32, i32* %7
%14 = load i32, i32* %4
%15 = icmp slt i32 %13, %14
br i1 %15, label %16, label %41
16: ; preds = %12
%17 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([2 x i8], [2 x i8]* @.str, i64 0, i64 0))
store i32 0, i32* %9
br label %18
18: ; preds = %33, %16
%19 = load i32, i32* %9
%20 = load i32, i32* %5
%21 = icmp slt i32 %19, %20
br i1 %21, label %22, label %36
22: ; preds = %18
%23 = load i32*, i32** %6
%24 = load i32, i32* %7
%25 = sext i32 %24 to i64
%26 = mul nsw i64 %25, %11
%27 = getelementptr inbounds i32, i32* %23, i64 %26
%28 = load i32, i32* %9
%29 = sext i32 %28 to i64
%30 = getelementptr inbounds i32, i32* %27, i64 %29
%31 = load i32, i32* %30
%32 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([5 x i8], [5 x i8]* @.str.1, i64 0, i64 0), i32 %31)
br label %33
33: ; preds = %22
%34 = load i32, i32* %9
%35 = add nsw i32 %34, 1
store i32 %35, i32* %9
br label %18
36: ; preds = %18
%37 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.2, i64 0, i64 0))
br label %38
38: ; preds = %36
%39 = load i32, i32* %7
%40 = add nsw i32 %39, 1
store i32 %40, i32* %7
br label %12
41: ; preds = %12
ret void
}

LLVM IR (-O2):
@.str.1 = [5 x i8] c"%4d \00"
@str = [2 x i8] c"|\00"
define void @print_matrix(i32 %0, i32 %1, i32* nocapture %2) {
%4 = zext i32 %1 to i64
%5 = icmp sgt i32 %0, 0
br i1 %5, label %6, label %26
6: ; preds = %3
%7 = icmp sgt i32 %1, 0
%8 = zext i32 %0 to i64
br label %9
9: ; preds = %6, %22
%10 = phi i64 [ 0, %6 ], [ %24, %22 ]
%11 = tail call i32 @putchar(i32 124)
br i1 %7, label %12, label %22
12: ; preds = %9
%13 = mul nuw nsw i64 %10, %4
%14 = getelementptr inbounds i32, i32* %2, i64 %13
br label %15
15: ; preds = %12, %15
%16 = phi i64 [ 0, %12 ], [ %20, %15 ]
%17 = getelementptr inbounds i32, i32* %14, i64 %16
%18 = load i32, i32* %17
%19 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([5 x i8], [5 x i8]* @.str.1, i64 0, i64 0), i32 %18)
%20 = add nuw nsw i64 %16, 1
%21 = icmp eq i64 %20, %4
br i1 %21, label %22, label %15
22: ; preds = %15, %9
%23 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([2 x i8], [2 x i8]* @str, i64 0, i64 0))
%24 = add nuw nsw i64 %10, 1
%25 = icmp eq i64 %24, %8
br i1 %25, label %26, label %9
26: ; preds = %22, %3
ret void
}