#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 *, ...);
int /*<<< orphan*/ putchar(char);
void dump_short_array(const char *name, short *data, int datalen) {
  int k;
  printf("%-6s : ", name);
  for (k = 0; k < datalen; k++)
    printf("0x%04x\n", data[k]);
  putchar('\n');
}


x86 assembly (clang, -O0):
<dump_short_array>:
push   %rbp
mov    %rsp,%rbp
sub    $0x20,%rsp
mov    %rdi,-0x8(%rbp)
mov    %rsi,-0x10(%rbp)
mov    %edx,-0x14(%rbp)
mov    -0x8(%rbp),%rsi
lea    0xec2(%rip),%rdi
mov    $0x0,%al
call   1040 <printf@plt>
movl   $0x0,-0x18(%rbp)
mov    -0x18(%rbp),%eax
cmp    -0x14(%rbp),%eax
jge    1180 <dump_short_array+0x60>
mov    -0x10(%rbp),%rax
movslq -0x18(%rbp),%rcx
movswl (%rax,%rcx,2),%esi
lea    0xe9d(%rip),%rdi
mov    $0x0,%al
call   1040 <printf@plt>
mov    -0x18(%rbp),%eax
add    $0x1,%eax
mov    %eax,-0x18(%rbp)
jmp    114c <dump_short_array+0x2c>
mov    $0xa,%edi
call   1030 <putchar@plt>
add    $0x20,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<dump_short_array>:
push   %rbp
push   %r15
push   %r14
push   %rbx
push   %rax
mov    %edx,%ebp
mov    %rsi,%r15
mov    %rdi,%rsi
lea    0xeca(%rip),%rdi
xor    %eax,%eax
call   1040 <printf@plt>
test   %ebp,%ebp
jle    1168 <dump_short_array+0x48>
mov    %ebp,%ebp
lea    0xebe(%rip),%r14
xor    %ebx,%ebx
nopl   0x0(%rax)
movswl (%r15,%rbx,2),%esi
mov    %r14,%rdi
xor    %eax,%eax
call   1040 <printf@plt>
add    $0x1,%rbx
cmp    %rbx,%rbp
jne    1150 <dump_short_array+0x30>
mov    $0xa,%edi
add    $0x8,%rsp
pop    %rbx
pop    %r14
pop    %r15
pop    %rbp
jmp    1030 <putchar@plt>

LLVM IR (-O0):
@.str = [8 x i8] c"%-6s : \00"
@.str.1 = [8 x i8] c"0x%04x\0A\00"
define void @dump_short_array(i8* %0, i16* %1, i32 %2) {
%4 = alloca i8*
%5 = alloca i16*
%6 = alloca i32
%7 = alloca i32
store i8* %0, i8** %4
store i16* %1, i16** %5
store i32 %2, i32* %6
%8 = load i8*, i8** %4
%9 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([8 x i8], [8 x i8]* @.str, i64 0, i64 0), i8* %8)
store i32 0, i32* %7
br label %10
10: ; preds = %22, %3
%11 = load i32, i32* %7
%12 = load i32, i32* %6
%13 = icmp slt i32 %11, %12
br i1 %13, label %14, label %25
14: ; preds = %10
%15 = load i16*, i16** %5
%16 = load i32, i32* %7
%17 = sext i32 %16 to i64
%18 = getelementptr inbounds i16, i16* %15, i64 %17
%19 = load i16, i16* %18
%20 = sext i16 %19 to i32
%21 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([8 x i8], [8 x i8]* @.str.1, i64 0, i64 0), i32 %20)
br label %22
22: ; preds = %14
%23 = load i32, i32* %7
%24 = add nsw i32 %23, 1
store i32 %24, i32* %7
br label %10
25: ; preds = %10
%26 = call i32 @putchar(i8 signext 10)
ret void
}

LLVM IR (-O2):
@.str = [8 x i8] c"%-6s : \00"
@.str.1 = [8 x i8] c"0x%04x\0A\00"
define void @dump_short_array(i8* %0, i16* nocapture %1, i32 %2) {
%4 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([8 x i8], [8 x i8]* @.str, i64 0, i64 0), i8* %0)
%5 = icmp sgt i32 %2, 0
br i1 %5, label %6, label %16
6: ; preds = %3
%7 = zext i32 %2 to i64
br label %8
8: ; preds = %6, %8
%9 = phi i64 [ 0, %6 ], [ %14, %8 ]
%10 = getelementptr inbounds i16, i16* %1, i64 %9
%11 = load i16, i16* %10
%12 = sext i16 %11 to i32
%13 = tail call i32 (i8*, ...) @printf(i8* dereferenceable(1) getelementptr inbounds ([8 x i8], [8 x i8]* @.str.1, i64 0, i64 0), i32 %12)
%14 = add nuw nsw i64 %9, 1
%15 = icmp eq i64 %14, %7
br i1 %15, label %16, label %8
16: ; preds = %8, %3
%17 = tail call i32 @putchar(i8 signext 10)
ret void
}