#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(double *arr, int row, int col) {
  int i, j;
  for (i = 0; i < row; i++) {
    for (j = 0; j < col; j++) {
      printf(" %f", *(arr + (i * col) + j));
    }
    printf("\n");
  }
}


x86 assembly (clang, -O0):
<show>:
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    119e <show+0x8e>
movl   $0x0,-0x18(%rbp)
mov    -0x18(%rbp),%eax
cmp    -0x10(%rbp),%eax
jge    1182 <show+0x72>
mov    -0x8(%rbp),%rax
mov    -0x14(%rbp),%ecx
imul   -0x10(%rbp),%ecx
movslq %ecx,%rcx
shl    $0x3,%rcx
add    %rcx,%rax
movslq -0x18(%rbp),%rcx
movsd  (%rax,%rcx,8),%xmm0
lea    0xe93(%rip),%rdi
mov    $0x1,%al
call   1030 <printf@plt>
mov    -0x18(%rbp),%eax
add    $0x1,%eax
mov    %eax,-0x18(%rbp)
jmp    113c <show+0x2c>
lea    0xe7b(%rip),%rdi
mov    $0x0,%al
call   1030 <printf@plt>
mov    -0x14(%rbp),%eax
add    $0x1,%eax
mov    %eax,-0x14(%rbp)
jmp    1129 <show+0x19>
add    $0x20,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<show>:
push   %rbp
push   %r15
push   %r14
push   %r13
push   %r12
push   %rbx
sub    $0x18,%rsp
mov    %edx,0xc(%rsp)
test   %esi,%esi
jle    11ab <show+0x8b>
mov    %rdi,%rbx
movslq 0xc(%rsp),%r15
mov    %esi,%eax
mov    %rax,0x10(%rsp)
mov    %r15d,%ebp
shl    $0x3,%r15
xor    %r14d,%r14d
lea    0xeaa(%rip),%r13
jmp    1178 <show+0x58>
nopl   0x0(%rax,%rax,1)
mov    $0xa,%edi
call   1030 <putchar@plt>
add    $0x1,%r14
add    %r15,%rbx
cmp    0x10(%rsp),%r14
je     11ab <show+0x8b>
cmpl   $0x0,0xc(%rsp)
jle    1160 <show+0x40>
xor    %r12d,%r12d
cs nopw 0x0(%rax,%rax,1)
nopl   0x0(%rax)
movsd  (%rbx,%r12,8),%xmm0
mov    %r13,%rdi
mov    $0x1,%al
call   1040 <printf@plt>
add    $0x1,%r12
cmp    %r12,%rbp
jne    1190 <show+0x70>
jmp    1160 <show+0x40>
add    $0x18,%rsp
pop    %rbx
pop    %r12
pop    %r13
pop    %r14
pop    %r15
pop    %rbp
ret

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

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