#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 */
short lrintf(float const);
void f2bes_array(const float *src, short *dest, int count, int normalize) {
  unsigned char *ucptr;
  float normfact;
  short value;
  normfact = normalize ? (1.0 * 0x7FFF) : 1.0;
  ucptr = ((unsigned char *)dest) + 2 * count;
  while (--count >= 0) {
    ucptr -= 2;
    value = lrintf(src[count] * normfact);
    ucptr[1] = value;
    ucptr[0] = value >> 8;
  };
}


x86 assembly (clang, -O0):
<f2bes_array>:
push   %rbp
mov    %rsp,%rbp
sub    $0x40,%rsp
mov    %rdi,-0x8(%rbp)
mov    %rsi,-0x10(%rbp)
mov    %edx,-0x14(%rbp)
mov    %ecx,-0x18(%rbp)
mov    -0x18(%rbp),%eax
movsd  0xecf(%rip),%xmm0
movsd  0xecf(%rip),%xmm1
movsd  %xmm1,-0x38(%rbp)
cmp    $0x0,%eax
movsd  %xmm0,-0x30(%rbp)
jne    1156 <f2bes_array+0x46>
movsd  -0x38(%rbp),%xmm0
movsd  %xmm0,-0x30(%rbp)
movsd  -0x30(%rbp),%xmm0
cvtsd2ss %xmm0,%xmm0
movss  %xmm0,-0x24(%rbp)
mov    -0x10(%rbp),%rax
mov    -0x14(%rbp),%ecx
shl    $0x1,%ecx
movslq %ecx,%rcx
add    %rcx,%rax
mov    %rax,-0x20(%rbp)
mov    -0x14(%rbp),%eax
add    $0xffffffff,%eax
mov    %eax,-0x14(%rbp)
cmp    $0x0,%eax
jl     11d2 <f2bes_array+0xc2>
mov    -0x20(%rbp),%rax
add    $0xfffffffffffffffe,%rax
mov    %rax,-0x20(%rbp)
mov    -0x8(%rbp),%rax
movslq -0x14(%rbp),%rcx
movss  (%rax,%rcx,4),%xmm0
mulss  -0x24(%rbp),%xmm0
call   1030 <lrintf@plt>
mov    %ax,-0x26(%rbp)
mov    -0x26(%rbp),%ax
mov    %al,%cl
mov    -0x20(%rbp),%rax
mov    %cl,0x1(%rax)
movswl -0x26(%rbp),%eax
sar    $0x8,%eax
mov    %al,%cl
mov    -0x20(%rbp),%rax
mov    %cl,(%rax)
jmp    1178 <f2bes_array+0x68>
add    $0x40,%rsp
pop    %rbp
ret

x86 assembly (clang, -O2):
<f2bes_array>:
push   %r15
push   %r14
push   %rbx
sub    $0x10,%rsp
xor    %eax,%eax
test   %ecx,%ecx
sete   %cl
test   %edx,%edx
jle    117d <f2bes_array+0x6d>
mov    %rsi,%r14
mov    %rdi,%r15
mov    %cl,%al
lea    0xecd(%rip),%rcx
movss  (%rcx,%rax,4),%xmm0
movss  %xmm0,0xc(%rsp)
mov    %edx,%ebx
add    $0xffffffffffffffff,%rbx
cs nopw 0x0(%rax,%rax,1)
xchg   %ax,%ax
mov    %ebx,%eax
movss  (%r15,%rax,4),%xmm0
mulss  0xc(%rsp),%xmm0
call   1030 <lrintf@plt>
rol    $0x8,%ax
mov    %ax,(%r14,%rbx,2)
lea    -0x1(%rbx),%rax
add    $0x1,%rbx
cmp    $0x1,%rbx
mov    %rax,%rbx
ja     1150 <f2bes_array+0x40>
add    $0x10,%rsp
pop    %rbx
pop    %r14
pop    %r15
ret

LLVM IR (-O0):
define void @f2bes_array(float* %0, i16* %1, i32 %2, i32 %3) {
%5 = alloca float*
%6 = alloca i16*
%7 = alloca i32
%8 = alloca i32
%9 = alloca i8*
%10 = alloca float
%11 = alloca i16
store float* %0, float** %5
store i16* %1, i16** %6
store i32 %2, i32* %7
store i32 %3, i32* %8
%12 = load i32, i32* %8
%13 = icmp ne i32 %12, 0
%14 = zext i1 %13 to i64
%15 = select i1 %13, double 3.276700e+04, double 1.000000e+00
%16 = fptrunc double %15 to float
store float %16, float* %10
%17 = load i16*, i16** %6
%18 = bitcast i16* %17 to i8*
%19 = load i32, i32* %7
%20 = mul nsw i32 2, %19
%21 = sext i32 %20 to i64
%22 = getelementptr inbounds i8, i8* %18, i64 %21
store i8* %22, i8** %9
br label %23
23: ; preds = %27, %4
%24 = load i32, i32* %7
%25 = add nsw i32 %24, -1
store i32 %25, i32* %7
%26 = icmp sge i32 %25, 0
br i1 %26, label %27, label %48
27: ; preds = %23
%28 = load i8*, i8** %9
%29 = getelementptr inbounds i8, i8* %28, i64 -2
store i8* %29, i8** %9
%30 = load float*, float** %5
%31 = load i32, i32* %7
%32 = sext i32 %31 to i64
%33 = getelementptr inbounds float, float* %30, i64 %32
%34 = load float, float* %33
%35 = load float, float* %10
%36 = fmul float %34, %35
%37 = call signext i16 @lrintf(float %36)
store i16 %37, i16* %11
%38 = load i16, i16* %11
%39 = trunc i16 %38 to i8
%40 = load i8*, i8** %9
%41 = getelementptr inbounds i8, i8* %40, i64 1
store i8 %39, i8* %41
%42 = load i16, i16* %11
%43 = sext i16 %42 to i32
%44 = ashr i32 %43, 8
%45 = trunc i32 %44 to i8
%46 = load i8*, i8** %9
%47 = getelementptr inbounds i8, i8* %46, i64 0
store i8 %45, i8* %47
br label %23
48: ; preds = %23
ret void
}

LLVM IR (-O2):
define void @f2bes_array(float* nocapture %0, i16* nocapture writeonly %1, i32 %2, i32 %3) {
%5 = icmp eq i32 %3, 0
%6 = select i1 %5, float 1.000000e+00, float 3.276700e+04
%7 = icmp sgt i32 %2, 0
br i1 %7, label %8, label %28
8: ; preds = %4
%9 = zext i32 %2 to i64
%10 = getelementptr inbounds i16, i16* %1, i64 %9
%11 = bitcast i16* %10 to i8*
%12 = zext i32 %2 to i64
br label %13
13: ; preds = %8, %13
%14 = phi i64 [ %12, %8 ], [ %16, %13 ]
%15 = phi i8* [ %11, %8 ], [ %17, %13 ]
%16 = add nsw i64 %14, -1
%17 = getelementptr inbounds i8, i8* %15, i64 -2
%18 = and i64 %16, 4294967295
%19 = getelementptr inbounds float, float* %0, i64 %18
%20 = load float, float* %19
%21 = fmul float %6, %20
%22 = tail call signext i16 @lrintf(float %21)
%23 = trunc i16 %22 to i8
%24 = getelementptr inbounds i8, i8* %15, i64 -1
store i8 %23, i8* %24
%25 = lshr i16 %22, 8
%26 = trunc i16 %25 to i8
store i8 %26, i8* %17
%27 = icmp ugt i64 %14, 1
br i1 %27, label %13, label %28
28: ; preds = %13, %4
ret void
}