#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_float_matrix(float **matrix, int rows, int columns) {
  int iterator_row;
  int iterator_column;
  for (iterator_row = 0; iterator_row < rows; iterator_row++) {
    printf("[DEBUG] ROW %d:\t", iterator_row);
    for (iterator_column = 0; iterator_column < columns; iterator_column++) {
      printf("%g\t", matrix[iterator_row][iterator_column]);
    }
    printf("\n");
  }
}


x86 assembly (clang, -O0):
<print_float_matrix>:
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    11aa <print_float_matrix+0x9a>
mov    -0x14(%rbp),%esi
lea    0xec1(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
movl   $0x0,-0x18(%rbp)
mov    -0x18(%rbp),%eax
cmp    -0x10(%rbp),%eax
jge    118e <print_float_matrix+0x7e>
mov    -0x8(%rbp),%rax
movslq -0x14(%rbp),%rcx
mov    (%rax,%rcx,8),%rax
movslq -0x18(%rbp),%rcx
movss  (%rax,%rcx,4),%xmm0
cvtss2sd %xmm0,%xmm0
lea    0xe98(%rip),%rdi
mov    $0x1,%al
call   1030 <printf@plt>
mov    -0x18(%rbp),%eax
add    $0x1,%eax
mov    %eax,-0x18(%rbp)
jmp    114d <print_float_matrix+0x3d>
lea    0xe80(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
mov    -0x14(%rbp),%eax
add    $0x1,%eax
mov    %eax,-0x14(%rbp)
jmp    1129 <print_float_matrix+0x19>
add    $0x20,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<print_float_matrix>:
push   %rbp
push   %r15
push   %r14
push   %r13
push   %r12
push   %rbx
push   %rax
mov    %edx,0x4(%rsp)
test   %esi,%esi
jle    11a3 <print_float_matrix+0x83>
mov    %rdi,%rbx
mov    %esi,%r13d
mov    0x4(%rsp),%r14d
lea    0xecc(%rip),%r12
xor    %ebp,%ebp
jmp    1163 <print_float_matrix+0x43>
nopl   0x0(%rax)
mov    $0xa,%edi
call   1030 <putchar@plt>
add    $0x1,%rbp
cmp    %r13,%rbp
je     11a3 <print_float_matrix+0x83>
lea    0xe96(%rip),%rdi
mov    %ebp,%esi
xor    %eax,%eax
call   1040 <printf@plt>
cmpl   $0x0,0x4(%rsp)
jle    1150 <print_float_matrix+0x30>
xor    %r15d,%r15d
nopl   (%rax)
mov    (%rbx,%rbp,8),%rax
movss  (%rax,%r15,4),%xmm0
cvtss2sd %xmm0,%xmm0
mov    %r12,%rdi
mov    $0x1,%al
call   1040 <printf@plt>
add    $0x1,%r15
cmp    %r15,%r14
jne    1180 <print_float_matrix+0x60>
jmp    1150 <print_float_matrix+0x30>
add    $0x8,%rsp
pop    %rbx
pop    %r12
pop    %r13
pop    %r14
pop    %r15
pop    %rbp
ret

LLVM IR (-O0):
@.str = [17 x i8] c"[DEBUG] ROW %d:\09\00"
@.str.1 = [4 x i8] c"%g\09\00"
@.str.2 = [2 x i8] c"\0A\00"
define void @print_float_matrix(float** %0, i32 %1, i32 %2) {
%4 = alloca float**
%5 = alloca i32
%6 = alloca i32
%7 = alloca i32
%8 = alloca i32
store float** %0, float*** %4
store i32 %1, i32* %5
store i32 %2, i32* %6
store i32 0, i32* %7
br label %9
9: ; preds = %37, %3
%10 = load i32, i32* %7
%11 = load i32, i32* %5
%12 = icmp slt i32 %10, %11
br i1 %12, label %13, label %40
13: ; preds = %9
%14 = load i32, i32* %7
%15 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([17 x i8], [17 x i8]* @.str, i64 0, i64 0), i32 %14)
store i32 0, i32* %8
br label %16
16: ; preds = %32, %13
%17 = load i32, i32* %8
%18 = load i32, i32* %6
%19 = icmp slt i32 %17, %18
br i1 %19, label %20, label %35
20: ; preds = %16
%21 = load float**, float*** %4
%22 = load i32, i32* %7
%23 = sext i32 %22 to i64
%24 = getelementptr inbounds float*, float** %21, i64 %23
%25 = load float*, float** %24
%26 = load i32, i32* %8
%27 = sext i32 %26 to i64
%28 = getelementptr inbounds float, float* %25, i64 %27
%29 = load float, float* %28
%30 = fpext float %29 to double
%31 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([4 x i8], [4 x i8]* @.str.1, i64 0, i64 0), double %30)
br label %32
32: ; preds = %20
%33 = load i32, i32* %8
%34 = add nsw i32 %33, 1
store i32 %34, i32* %8
br label %16
35: ; preds = %16
%36 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([2 x i8], [2 x i8]* @.str.2, i64 0, i64 0))
br label %37
37: ; preds = %35
%38 = load i32, i32* %7
%39 = add nsw i32 %38, 1
store i32 %39, i32* %7
br label %9
40: ; preds = %9
ret void
}

LLVM IR (-O2):
@.str = [17 x i8] c"[DEBUG] ROW %d:\09\00"
@.str.1 = [4 x i8] c"%g\09\00"
define void @print_float_matrix(float** nocapture %0, i32 %1, i32 %2) {
%4 = icmp sgt i32 %1, 0
br i1 %4, label %5, label %28
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, %24
%10 = phi i64 [ 0, %5 ], [ %26, %24 ]
%11 = trunc i64 %10 to i32
%12 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([17 x i8], [17 x i8]* @.str, i64 0, i64 0), i32 %11)
br i1 %6, label %13, label %24
13: ; preds = %9
%14 = getelementptr inbounds float*, float** %0, i64 %10
br label %15
15: ; preds = %13, %15
%16 = phi i64 [ 0, %13 ], [ %22, %15 ]
%17 = load float*, float** %14
%18 = getelementptr inbounds float, float* %17, i64 %16
%19 = load float, float* %18
%20 = fpext float %19 to double
%21 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([4 x i8], [4 x i8]* @.str.1, i64 0, i64 0), double %20)
%22 = add nuw nsw i64 %16, 1
%23 = icmp eq i64 %22, %8
br i1 %23, label %24, label %15
24: ; preds = %15, %9
%25 = tail call i32 @putchar(i32 10)
%26 = add nuw nsw i64 %10, 1
%27 = icmp eq i64 %26, %7
br i1 %27, label %28, label %9
28: ; preds = %24, %3
ret void
}