#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 printOutAMatrix(int M, int N, float *matrix) {
  int i, j;
  for (i = 0; i < M; i++) {
    printf("\n");
    for (j = 0; j < N; j++) {
      printf("%0.3f, ", matrix[i * N + j]);
    }
  }
  printf("\n\n");
}


x86 assembly (clang, -O0):
<printOutAMatrix>:
push   %rbp
mov    %rsp,%rbp
sub    $0x20,%rsp
mov    %edi,-0x4(%rbp)
mov    %esi,-0x8(%rbp)
mov    %rdx,-0x10(%rbp)
movl   $0x0,-0x14(%rbp)
mov    -0x14(%rbp),%eax
cmp    -0x4(%rbp),%eax
jge    119f <printOutAMatrix+0x8f>
lea    0xecd(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
movl   $0x0,-0x18(%rbp)
mov    -0x18(%rbp),%eax
cmp    -0x8(%rbp),%eax
jge    118c <printOutAMatrix+0x7c>
mov    -0x10(%rbp),%rax
mov    -0x14(%rbp),%ecx
imul   -0x8(%rbp),%ecx
add    -0x18(%rbp),%ecx
movslq %ecx,%rcx
movss  (%rax,%rcx,4),%xmm0
cvtss2sd %xmm0,%xmm0
lea    0xe89(%rip),%rdi
mov    $0x1,%al
call   1030 <printf@plt>
mov    -0x18(%rbp),%eax
add    $0x1,%eax
mov    %eax,-0x18(%rbp)
jmp    114a <printOutAMatrix+0x3a>
jmp    1191 <printOutAMatrix+0x81>
mov    -0x14(%rbp),%eax
add    $0x1,%eax
mov    %eax,-0x14(%rbp)
jmp    1129 <printOutAMatrix+0x19>
lea    0xe62(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
add    $0x20,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<printOutAMatrix>:
push   %rbp
push   %r15
push   %r14
push   %r13
push   %r12
push   %rbx
sub    $0x18,%rsp
mov    %esi,0xc(%rsp)
test   %edi,%edi
jle    11bf <printOutAMatrix+0x8f>
mov    %rdx,%rbx
movslq 0xc(%rsp),%r15
mov    %edi,%eax
mov    %rax,0x10(%rsp)
mov    %r15d,%ebp
shl    $0x2,%r15
xor    %r14d,%r14d
lea    0xe9a(%rip),%r13
jmp    117e <printOutAMatrix+0x4e>
nopl   0x0(%rax,%rax,1)
add    $0x1,%r14
add    %r15,%rbx
cmp    0x10(%rsp),%r14
je     11bf <printOutAMatrix+0x8f>
mov    $0xa,%edi
call   1030 <putchar@plt>
cmpl   $0x0,0xc(%rsp)
jle    1170 <printOutAMatrix+0x40>
xor    %r12d,%r12d
cs nopw 0x0(%rax,%rax,1)
nopl   0x0(%rax)
movss  (%rbx,%r12,4),%xmm0
cvtss2sd %xmm0,%xmm0
mov    %r13,%rdi
mov    $0x1,%al
call   1050 <printf@plt>
add    $0x1,%r12
cmp    %r12,%rbp
jne    11a0 <printOutAMatrix+0x70>
jmp    1170 <printOutAMatrix+0x40>
lea    0xe42(%rip),%rdi
add    $0x18,%rsp
pop    %rbx
pop    %r12
pop    %r13
pop    %r14
pop    %r15
pop    %rbp
jmp    1040 <puts@plt>

LLVM IR (-O0):
@.str = [2 x i8] c"\0A\00"
@.str.1 = [8 x i8] c"%0.3f, \00"
@.str.2 = [3 x i8] c"\0A\0A\00"
define void @printOutAMatrix(i32 %0, i32 %1, float* %2) {
%4 = alloca i32
%5 = alloca i32
%6 = alloca float*
%7 = alloca i32
%8 = alloca i32
store i32 %0, i32* %4
store i32 %1, i32* %5
store float* %2, float** %6
store i32 0, i32* %7
br label %9
9: ; preds = %35, %3
%10 = load i32, i32* %7
%11 = load i32, i32* %4
%12 = icmp slt i32 %10, %11
br i1 %12, label %13, label %38
13: ; preds = %9
%14 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([2 x i8], [2 x i8]* @.str, i64 0, i64 0))
store i32 0, i32* %8
br label %15
15: ; preds = %31, %13
%16 = load i32, i32* %8
%17 = load i32, i32* %5
%18 = icmp slt i32 %16, %17
br i1 %18, label %19, label %34
19: ; preds = %15
%20 = load float*, float** %6
%21 = load i32, i32* %7
%22 = load i32, i32* %5
%23 = mul nsw i32 %21, %22
%24 = load i32, i32* %8
%25 = add nsw i32 %23, %24
%26 = sext i32 %25 to i64
%27 = getelementptr inbounds float, float* %20, i64 %26
%28 = load float, float* %27
%29 = fpext float %28 to double
%30 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([8 x i8], [8 x i8]* @.str.1, i64 0, i64 0), double %29)
br label %31
31: ; preds = %19
%32 = load i32, i32* %8
%33 = add nsw i32 %32, 1
store i32 %33, i32* %8
br label %15
34: ; preds = %15
br label %35
35: ; preds = %34
%36 = load i32, i32* %7
%37 = add nsw i32 %36, 1
store i32 %37, i32* %7
br label %9
38: ; preds = %9
%39 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([3 x i8], [3 x i8]* @.str.2, i64 0, i64 0))
ret void
}

LLVM IR (-O2):
@.str.1 = [8 x i8] c"%0.3f, \00"
@str = [2 x i8] c"\0A\00"
define void @printOutAMatrix(i32 %0, i32 %1, float* nocapture %2) {
%4 = icmp sgt i32 %0, 0
br i1 %4, label %5, label %27
5: ; preds = %3
%6 = icmp sgt i32 %1, 0
%7 = sext i32 %1 to i64
%8 = zext i32 %0 to i64
%9 = zext i32 %1 to i64
br label %10
10: ; preds = %5, %24
%11 = phi i64 [ 0, %5 ], [ %25, %24 ]
%12 = tail call i32 @putchar(i32 10)
br i1 %6, label %13, label %24
13: ; preds = %10
%14 = mul nsw i64 %11, %7
br label %15
15: ; preds = %13, %15
%16 = phi i64 [ 0, %13 ], [ %22, %15 ]
%17 = add nsw i64 %16, %14
%18 = getelementptr inbounds float, float* %2, i64 %17
%19 = load float, float* %18
%20 = fpext float %19 to double
%21 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([8 x i8], [8 x i8]* @.str.1, i64 0, i64 0), double %20)
%22 = add nuw nsw i64 %16, 1
%23 = icmp eq i64 %22, %9
br i1 %23, label %24, label %15
24: ; preds = %15, %10
%25 = add nuw nsw i64 %11, 1
%26 = icmp eq i64 %25, %8
br i1 %26, label %27, label %10
27: ; preds = %24, %3
%28 = tail call i32 @puts(i8* dereferenceable(1) getelementptr inbounds ([2 x i8], [2 x i8]* @str, i64 0, i64 0))
ret void
}