Themaister

#if __SSE2__
#include <emmintrin.h>
// There's no equivalent in libc, you'd think so ... std::mismatch exists, but it's not optimized at all. :(
static unsigned find_mismatch(const uint32_t *a, const uint32_t *b, unsigned samples)
{
   unsigned i;
   unsigned sse_samples = samples & ~3;
   for (i = 0; i < sse_samples; i += 4)
   {
      __m128i v0 = _mm_loadu_si128((const __m128i*)(a + i));

Themaister

// Compile: g++ -o dark.so -shared dark.c -std=c99 -O3 -Wall -pedantic -fPIC

#include "softfilter.h"
#include <stdlib.h>

static unsigned impl_input_fmts(void)
{
   return SOFTFILTER_FMT_XRGB8888;
}

Themaister

// Compile: gcc -o dark.so -shared dark.c -std=c99 -O3 -Wall -pedantic -fPIC

#include "softfilter.h"
#include <stdlib.h>

static unsigned impl_input_fmts(void)
{
   return SOFTFILTER_FMT_XRGB8888;
}

Themaister

#ifndef LIBSNES_HPP
#define LIBSNES_HPP

#include <stdint.h>

#ifdef __cplusplus
extern "C" {
#endif

///////////////////////////////////////////////////////////////////////////////

Themaister

<?xml version="1.0" encoding="UTF-8"?>
<shader language="GLSL">
  <vertex><![CDATA[
    uniform vec2 rubyTextureSize;

    void main() {
      float x = 0.5 * (1.0 / rubyTextureSize.x);
      float y = 0.5 * (1.0 / rubyTextureSize.y);
      vec2 dg1 = vec2( x, y);
      vec2 dg2 = vec2(-x, y);

Themaister

test.o:     file format elf32-i386


Disassembly of section .text:

00000000 <main>:
//clang-fails.c:

#include <stdio.h>

Themaister

#include <stdio.h>

int main (void) {
   0:	55                   	push   %rbp
   1:	48 89 e5             	mov    %rsp,%rbp
   4:	48 83 ec 20          	sub    $0x20,%rsp
   8:	48 b8 c0 bd f0 ff ff 	movabs $0xfffffffffff0bdc0,%rax
   f:	ff ff ff 
  12:	f2 48 0f 2a c0       	cvtsi2sd %rax,%xmm0
  17:	48 b8 00 b8 17 fe ff 	movabs $0xfffffffffe17b800,%rax

Themaister

0000000000000000 <main>:
   0:	55                   	push   %rbp
   1:	48 89 e5             	mov    %rsp,%rbp
   4:	bf 00 00 00 00       	mov    $0x0,%edi
   9:	e8 00 00 00 00       	callq  e <main+0xe>
   e:	bf 00 00 00 00       	mov    $0x0,%edi
  13:	e8 00 00 00 00       	callq  18 <main+0x18>
  18:	bf 00 00 00 00       	mov    $0x0,%edi
  1d:	e8 00 00 00 00       	callq  22 <main+0x22>
  22:	31 c0                	xor    %eax,%eax

Themaister

#!/bin/sh

die()
{
   echo "Error: $1"
   exit 1
}

if [ -z "$1" ]; then
   die "Need at least one argument"

Themaister

.include "header.inc"
.include "initsnes.asm"

.equ BGColorL $0000
.equ BGColorH $0001

; Some handy HW addresses we're using.
.equ JoypadState $4212
.equ JoypadStatus $4218