#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 show_matrix(int **a) {
  int i, j;
  for (i = 0; i < 9; i++) {
    for (j = 0; j < 9; j++) {
      printf("%d", a[i][j]);
    }
    printf("\n");
  }
}


x86 assembly (clang, -O0):
<show_matrix>:
push   %rbp
mov    %rsp,%rbp
sub    $0x10,%rsp
mov    %rdi,-0x8(%rbp)
movl   $0x0,-0xc(%rbp)
cmpl   $0x9,-0xc(%rbp)
jge    1189 <show_matrix+0x79>
movl   $0x0,-0x10(%rbp)
cmpl   $0x9,-0x10(%rbp)
jge    116d <show_matrix+0x5d>
mov    -0x8(%rbp),%rax
movslq -0xc(%rbp),%rcx
mov    (%rax,%rcx,8),%rax
movslq -0x10(%rbp),%rcx
mov    (%rax,%rcx,4),%esi
lea    0xea8(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
mov    -0x10(%rbp),%eax
add    $0x1,%eax
mov    %eax,-0x10(%rbp)
jmp    1134 <show_matrix+0x24>
lea    0xe8f(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
mov    -0xc(%rbp),%eax
add    $0x1,%eax
mov    %eax,-0xc(%rbp)
jmp    1123 <show_matrix+0x13>
add    $0x10,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<show_matrix>:
push   %r15
push   %r14
push   %rbx
mov    %rdi,%r15
lea    0xed1(%rip),%r14
xor    %ebx,%ebx
cs nopw 0x0(%rax,%rax,1)
nopl   0x0(%rax,%rax,1)
mov    (%r15,%rbx,8),%rax
mov    (%rax),%esi
mov    %r14,%rdi
xor    %eax,%eax
call   1040 <printf@plt>
mov    (%r15,%rbx,8),%rax
mov    0x4(%rax),%esi
mov    %r14,%rdi
xor    %eax,%eax
call   1040 <printf@plt>
mov    (%r15,%rbx,8),%rax
mov    0x8(%rax),%esi
mov    %r14,%rdi
xor    %eax,%eax
call   1040 <printf@plt>
mov    (%r15,%rbx,8),%rax
mov    0xc(%rax),%esi
mov    %r14,%rdi
xor    %eax,%eax
call   1040 <printf@plt>
mov    (%r15,%rbx,8),%rax
mov    0x10(%rax),%esi
mov    %r14,%rdi
xor    %eax,%eax
call   1040 <printf@plt>
mov    (%r15,%rbx,8),%rax
mov    0x14(%rax),%esi
mov    %r14,%rdi
xor    %eax,%eax
call   1040 <printf@plt>
mov    (%r15,%rbx,8),%rax
mov    0x18(%rax),%esi
mov    %r14,%rdi
xor    %eax,%eax
call   1040 <printf@plt>
mov    (%r15,%rbx,8),%rax
mov    0x1c(%rax),%esi
mov    %r14,%rdi
xor    %eax,%eax
call   1040 <printf@plt>
mov    (%r15,%rbx,8),%rax
mov    0x20(%rax),%esi
mov    %r14,%rdi
xor    %eax,%eax
call   1040 <printf@plt>
mov    $0xa,%edi
call   1030 <putchar@plt>
add    $0x1,%rbx
cmp    $0x9,%rbx
jne    1140 <show_matrix+0x20>
pop    %rbx
pop    %r14
pop    %r15
ret

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

LLVM IR (-O2):
@.str = [3 x i8] c"%d\00"
define void @show_matrix(i32** nocapture %0) {
br label %2
2: ; preds = %1, %2
%3 = phi i64 [ 0, %1 ], [ %41, %2 ]
%4 = getelementptr inbounds i32*, i32** %0, i64 %3
%5 = load i32*, i32** %4
%6 = load i32, i32* %5
%7 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([3 x i8], [3 x i8]* @.str, i64 0, i64 0), i32 %6)
%8 = load i32*, i32** %4
%9 = getelementptr inbounds i32, i32* %8, i64 1
%10 = load i32, i32* %9
%11 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([3 x i8], [3 x i8]* @.str, i64 0, i64 0), i32 %10)
%12 = load i32*, i32** %4
%13 = getelementptr inbounds i32, i32* %12, i64 2
%14 = load i32, i32* %13
%15 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([3 x i8], [3 x i8]* @.str, i64 0, i64 0), i32 %14)
%16 = load i32*, i32** %4
%17 = getelementptr inbounds i32, i32* %16, i64 3
%18 = load i32, i32* %17
%19 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([3 x i8], [3 x i8]* @.str, i64 0, i64 0), i32 %18)
%20 = load i32*, i32** %4
%21 = getelementptr inbounds i32, i32* %20, i64 4
%22 = load i32, i32* %21
%23 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([3 x i8], [3 x i8]* @.str, i64 0, i64 0), i32 %22)
%24 = load i32*, i32** %4
%25 = getelementptr inbounds i32, i32* %24, i64 5
%26 = load i32, i32* %25
%27 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([3 x i8], [3 x i8]* @.str, i64 0, i64 0), i32 %26)
%28 = load i32*, i32** %4
%29 = getelementptr inbounds i32, i32* %28, i64 6
%30 = load i32, i32* %29
%31 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([3 x i8], [3 x i8]* @.str, i64 0, i64 0), i32 %30)
%32 = load i32*, i32** %4
%33 = getelementptr inbounds i32, i32* %32, i64 7
%34 = load i32, i32* %33
%35 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([3 x i8], [3 x i8]* @.str, i64 0, i64 0), i32 %34)
%36 = load i32*, i32** %4
%37 = getelementptr inbounds i32, i32* %36, i64 8
%38 = load i32, i32* %37
%39 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([3 x i8], [3 x i8]* @.str, i64 0, i64 0), i32 %38)
%40 = tail call i32 @putchar(i32 10)
%41 = add nuw nsw i64 %3, 1
%42 = icmp eq i64 %41, 9
br i1 %42, label %43, label %2
43: ; preds = %2
ret void
}