#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 *, ...);
matout(int B[100][100], int M, int N) {
  int i, j;
  printf("B=\n");
  for (i = 0; i < M; i++) {
    for (j = 0; j < N; j++) {
      printf("%d ", B[i][j]);
    }
    printf("\n");
  }
}


x86 assembly (clang, -O0):
<matout>:
push   %rbp
mov    %rsp,%rbp
sub    $0x20,%rsp
mov    %rdi,-0x10(%rbp)
mov    %esi,-0x14(%rbp)
mov    %edx,-0x18(%rbp)
lea    0xed7(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
movl   $0x0,-0x1c(%rbp)
mov    -0x1c(%rbp),%eax
cmp    -0x14(%rbp),%eax
jge    11a7 <matout+0x97>
movl   $0x0,-0x20(%rbp)
mov    -0x20(%rbp),%eax
cmp    -0x18(%rbp),%eax
jge    118b <matout+0x7b>
mov    -0x10(%rbp),%rax
movslq -0x1c(%rbp),%rcx
imul   $0x190,%rcx,%rcx
add    %rcx,%rax
movslq -0x20(%rbp),%rcx
mov    (%rax,%rcx,4),%esi
lea    0xe8e(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
mov    -0x20(%rbp),%eax
add    $0x1,%eax
mov    %eax,-0x20(%rbp)
jmp    114a <matout+0x3a>
lea    0xe70(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
mov    -0x1c(%rbp),%eax
add    $0x1,%eax
mov    %eax,-0x1c(%rbp)
jmp    1137 <matout+0x27>
mov    -0x4(%rbp),%eax
add    $0x20,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<matout>:
push   %rbp
push   %r15
push   %r14
push   %r13
push   %r12
push   %rbx
push   %rax
mov    %edx,0x4(%rsp)
mov    %esi,%ebp
mov    %rdi,%rbx
lea    0xeb9(%rip),%rdi
call   1040 <puts@plt>
test   %ebp,%ebp
jle    11b9 <matout+0x89>
mov    %ebp,%r15d
mov    0x4(%rsp),%ebp
lea    0xe9e(%rip),%r12
xor    %r13d,%r13d
jmp    118a <matout+0x5a>
nopw   0x0(%rax,%rax,1)
mov    $0xa,%edi
call   1030 <putchar@plt>
add    $0x1,%r13
add    $0x190,%rbx
cmp    %r15,%r13
je     11b9 <matout+0x89>
cmpl   $0x0,0x4(%rsp)
jle    1170 <matout+0x40>
xor    %r14d,%r14d
cs nopw 0x0(%rax,%rax,1)
xchg   %ax,%ax
mov    (%rbx,%r14,4),%esi
mov    %r12,%rdi
xor    %eax,%eax
call   1050 <printf@plt>
add    $0x1,%r14
cmp    %r14,%rbp
jne    11a0 <matout+0x70>
jmp    1170 <matout+0x40>
add    $0x8,%rsp
pop    %rbx
pop    %r12
pop    %r13
pop    %r14
pop    %r15
pop    %rbp
ret

LLVM IR (-O0):
@.str = [4 x i8] c"B=\0A\00"
@.str.1 = [4 x i8] c"%d \00"
@.str.2 = [2 x i8] c"\0A\00"
define i32 @matout([100 x i32]* %0, i32 %1, i32 %2) {
%4 = alloca i32
%5 = alloca [100 x i32]*
%6 = alloca i32
%7 = alloca i32
%8 = alloca i32
%9 = alloca i32
store [100 x i32]* %0, [100 x i32]** %5
store i32 %1, i32* %6
store i32 %2, i32* %7
%10 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str, i64 0, i64 0))
store i32 0, i32* %8
br label %11
11: ; preds = %35, %3
%12 = load i32, i32* %8
%13 = load i32, i32* %6
%14 = icmp slt i32 %12, %13
br i1 %14, label %15, label %38
15: ; preds = %11
store i32 0, i32* %9
br label %16
16: ; preds = %30, %15
%17 = load i32, i32* %9
%18 = load i32, i32* %7
%19 = icmp slt i32 %17, %18
br i1 %19, label %20, label %33
20: ; preds = %16
%21 = load [100 x i32]*, [100 x i32]** %5
%22 = load i32, i32* %8
%23 = sext i32 %22 to i64
%24 = getelementptr inbounds [100 x i32], [100 x i32]* %21, i64 %23
%25 = load i32, i32* %9
%26 = sext i32 %25 to i64
%27 = getelementptr inbounds [100 x i32], [100 x i32]* %24, i64 0, i64 %26
%28 = load i32, i32* %27
%29 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str.1, i64 0, i64 0), i32 %28)
br label %30
30: ; preds = %20
%31 = load i32, i32* %9
%32 = add nsw i32 %31, 1
store i32 %32, i32* %9
br label %16
33: ; preds = %16
%34 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([2 x i8], [2 x i8]* @.str.2, i64 0, i64 0))
br label %35
35: ; preds = %33
%36 = load i32, i32* %8
%37 = add nsw i32 %36, 1
store i32 %37, i32* %8
br label %11
38: ; preds = %11
%39 = load i32, i32* %4
ret i32 %39
}

LLVM IR (-O2):
@.str.1 = [4 x i8] c"%d \00"
@str = [3 x i8] c"B=\00"
define i32 @matout([100 x i32]* nocapture %0, i32 %1, i32 %2) {
%4 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([3 x i8], [3 x i8]* @str, i64 0, i64 0))
%5 = icmp sgt i32 %1, 0
br i1 %5, label %6, label %23
6: ; preds = %3
%7 = icmp sgt i32 %2, 0
%8 = zext i32 %1 to i64
%9 = zext i32 %2 to i64
br label %10
10: ; preds = %6, %19
%11 = phi i64 [ 0, %6 ], [ %21, %19 ]
br i1 %7, label %12, label %19
12: ; preds = %10, %12
%13 = phi i64 [ %17, %12 ], [ 0, %10 ]
%14 = getelementptr inbounds [100 x i32], [100 x i32]* %0, i64 %11, i64 %13
%15 = load i32, i32* %14
%16 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([4 x i8], [4 x i8]* @.str.1, i64 0, i64 0), i32 %15)
%17 = add nuw nsw i64 %13, 1
%18 = icmp eq i64 %17, %9
br i1 %18, label %19, label %12
19: ; preds = %12, %10
%20 = tail call i32 @putchar(i32 10)
%21 = add nuw nsw i64 %11, 1
%22 = icmp eq i64 %21, %8
br i1 %22, label %23, label %10
23: ; preds = %19, %3
ret i32 undef
}