Merge pull request #101 from davidgfnet/master

Remove libco

12 files changed, 0 insertions, 1441 deletions

diff --git a/libco/aarch64.c b/libco/aarch64.c
deleted file mode 100644
index 2eb9ac6..0000000
--- a/libco/aarch64.c
+++ /dev/null
@@ -1,123 +0,0 @@
-/*
-  libco.aarch64 (2017-06-26)
-  author: webgeek1234
-  license: public domain
-*/
-
-#define LIBCO_C
-#include "libco.h"
-#include <assert.h>
-#include <stdlib.h>
-#include <string.h>
-#include <stdint.h>
-
-#ifndef __APPLE__
-#include <malloc.h>
-#endif
-
-#ifdef __cplusplus
-extern "C" {
-#endif
-
-static thread_local uint64_t co_active_buffer[64];
-static thread_local cothread_t co_active_handle;
-
-asm (
-      ".globl co_switch_aarch64\n"
-      ".globl _co_switch_aarch64\n"
-      "co_switch_aarch64:\n"
-      "_co_switch_aarch64:\n"
-      "  stp x8,  x9,  [x1]\n"
-      "  stp x10, x11, [x1, #16]\n"
-      "  stp x12, x13, [x1, #32]\n"
-      "  stp x14, x15, [x1, #48]\n"
-      "  str x19, [x1, #72]\n"
-      "  stp x20, x21, [x1, #80]\n"
-      "  stp x22, x23, [x1, #96]\n"
-      "  stp x24, x25, [x1, #112]\n"
-      "  stp x26, x27, [x1, #128]\n"
-      "  stp x28, x29, [x1, #144]\n"
-      "  mov x16, sp\n"
-      "  stp x16, x30, [x1, #160]\n"
-
-      "  ldp x8,  x9,  [x0]\n"
-      "  ldp x10, x11, [x0, #16]\n"
-      "  ldp x12, x13, [x0, #32]\n"
-      "  ldp x14, x15, [x0, #48]\n"
-      "  ldr x19, [x0, #72]\n"
-      "  ldp x20, x21, [x0, #80]\n"
-      "  ldp x22, x23, [x0, #96]\n"
-      "  ldp x24, x25, [x0, #112]\n"
-      "  ldp x26, x27, [x0, #128]\n"
-      "  ldp x28, x29, [x0, #144]\n"
-      "  ldp x16, x17, [x0, #160]\n"
-      "  mov sp, x16\n"
-      "  br x17\n"
-    );
-
-/* ASM */
-void co_switch_aarch64(cothread_t handle, cothread_t current);
-
-cothread_t co_create(unsigned int size, void (*entrypoint)(void))
-{
-   size = (size + 1023) & ~1023;
-   cothread_t handle = 0;
-#if HAVE_POSIX_MEMALIGN >= 1
-   if (posix_memalign(&handle, 1024, size + 512) < 0)
-      return 0;
-#else
-   handle = memalign(1024, size + 512);
-#endif
-
-   if (!handle)
-      return handle;
-
-   uint64_t *ptr = (uint64_t*)handle;
-   /* Non-volatiles.  */
-   ptr[0]  = 0; /* x8  */
-   ptr[1]  = 0; /* x9  */
-   ptr[2]  = 0; /* x10 */
-   ptr[3]  = 0; /* x11 */
-   ptr[4]  = 0; /* x12 */
-   ptr[5]  = 0; /* x13 */
-   ptr[6]  = 0; /* x14 */
-   ptr[7]  = 0; /* x15 */
-   ptr[8]  = 0; /* padding */
-   ptr[9]  = 0; /* x19 */
-   ptr[10] = 0; /* x20 */
-   ptr[11] = 0; /* x21 */
-   ptr[12] = 0; /* x22 */
-   ptr[13] = 0; /* x23 */
-   ptr[14] = 0; /* x24 */
-   ptr[15] = 0; /* x25 */
-   ptr[16] = 0; /* x26 */
-   ptr[17] = 0; /* x27 */
-   ptr[18] = 0; /* x28 */
-   ptr[20] = (uintptr_t)ptr + size + 512 - 16; /* x30, stack pointer */
-   ptr[19] = ptr[20]; /* x29, frame pointer */
-   ptr[21] = (uintptr_t)entrypoint; /* PC (link register x31 gets saved here). */
-   return handle;
-}
-
-cothread_t co_active(void)
-{
-   if (!co_active_handle)
-      co_active_handle = co_active_buffer;
-   return co_active_handle;
-}
-
-void co_delete(cothread_t handle)
-{
-   free(handle);
-}
-
-void co_switch(cothread_t handle)
-{
-   cothread_t co_previous_handle = co_active();
-   co_switch_aarch64(co_active_handle = handle, co_previous_handle);
-}
-
-#ifdef __cplusplus
-}
-#endif
-
diff --git a/libco/amd64.c b/libco/amd64.c
deleted file mode 100644
index a9f6ee5..0000000
--- a/libco/amd64.c
+++ /dev/null
@@ -1,161 +0,0 @@
-/*
-  libco.amd64 (2009-10-12)
-  author: byuu
-  license: public domain
-*/
-
-#define LIBCO_C
-#include <libco.h>
-#include <assert.h>
-#include <stdlib.h>
-
-#ifdef __cplusplus
-extern "C" {
-#endif
-
-static thread_local long long co_active_buffer[64];
-static thread_local cothread_t co_active_handle = 0;
-static void (*co_swap)(cothread_t, cothread_t) = 0;
-
-#ifdef _WIN32
-//ABI: Win64
-static unsigned char co_swap_function[] = {
-  0x48, 0x89, 0x22,                                 /* mov    [rdx],rsp        */
-  0x48, 0x8b, 0x21,                                 /* mov    rsp,[rcx]        */
-  0x58,                                             /* pop    rax              */
-  0x48, 0x89, 0x6a, 0x08,                           /* mov    [rdx+0x8],rbp    */
-  0x48, 0x89, 0x72, 0x10,                           /* mov    [rdx+0x10],rsi   */
-  0x48, 0x89, 0x7a, 0x18,                           /* mov    [rdx+0x18],rdi   */
-  0x48, 0x89, 0x5a, 0x20,                           /* mov    [rdx+0x20],rbx   */
-  0x4c, 0x89, 0x62, 0x28,                           /* mov    [rdx+0x28],r12   */
-  0x4c, 0x89, 0x6a, 0x30,                           /* mov    [rdx+0x30],r13   */
-  0x4c, 0x89, 0x72, 0x38,                           /* mov    [rdx+0x38],r14   */
-  0x4c, 0x89, 0x7a, 0x40,                           /* mov    [rdx+0x40],r15   */
-  0x48, 0x81, 0xc2, 0x80, 0x00, 0x00, 0x00,         /* add    rdx,0x80         */
-  0x48, 0x83, 0xe2, 0xf0,                           /* and    rdx,-0x10        */
-  0x0f, 0x29, 0x32,                                 /* movaps [rdx],xmm6       */
-  0x0f, 0x29, 0x7a, 0x10,                           /* movaps [rdx+0x10],xmm7  */
-  0x44, 0x0f, 0x29, 0x42, 0x20,                     /* movaps [rdx+0x20],xmm8  */
-  0x44, 0x0f, 0x29, 0x4a, 0x30,                     /* movaps [rdx+0x30],xmm9  */
-  0x44, 0x0f, 0x29, 0x52, 0x40,                     /* movaps [rdx+0x40],xmm10 */
-  0x44, 0x0f, 0x29, 0x5a, 0x50,                     /* movaps [rdx+0x50],xmm11 */
-  0x44, 0x0f, 0x29, 0x62, 0x60,                     /* movaps [rdx+0x60],xmm12 */
-  0x44, 0x0f, 0x29, 0x6a, 0x70,                     /* movaps [rdx+0x70],xmm13 */
-  0x44, 0x0f, 0x29, 0xb2, 0x80, 0x00, 0x00, 0x00,   /* movaps [rdx+0x80],xmm14 */
-  0x44, 0x0f, 0x29, 0xba, 0x90, 0x00, 0x00, 0x00,   /* movaps [rdx+0x90],xmm15 */
-  0x48, 0x8b, 0x69, 0x08,                           /* mov    rbp,[rcx+0x8]    */
-  0x48, 0x8b, 0x71, 0x10,                           /* mov    rsi,[rcx+0x10]   */
-  0x48, 0x8b, 0x79, 0x18,                           /* mov    rdi,[rcx+0x18]   */
-  0x48, 0x8b, 0x59, 0x20,                           /* mov    rbx,[rcx+0x20]   */
-  0x4c, 0x8b, 0x61, 0x28,                           /* mov    r12,[rcx+0x28]   */
-  0x4c, 0x8b, 0x69, 0x30,                           /* mov    r13,[rcx+0x30]   */
-  0x4c, 0x8b, 0x71, 0x38,                           /* mov    r14,[rcx+0x38]   */
-  0x4c, 0x8b, 0x79, 0x40,                           /* mov    r15,[rcx+0x40]   */
-  0x48, 0x81, 0xc1, 0x80, 0x00, 0x00, 0x00,         /* add    rcx,0x80         */
-  0x48, 0x83, 0xe1, 0xf0,                           /* and    rcx,-0x10        */
-  0x0f, 0x29, 0x31,                                 /* movaps [rcx],xmm6       */
-  0x0f, 0x29, 0x79, 0x10,                           /* movaps [rcx+0x10],xmm7  */
-  0x44, 0x0f, 0x29, 0x41, 0x20,                     /* movaps [rcx+0x20],xmm8  */
-  0x44, 0x0f, 0x29, 0x49, 0x30,                     /* movaps [rcx+0x30],xmm9  */
-  0x44, 0x0f, 0x29, 0x51, 0x40,                     /* movaps [rcx+0x40],xmm10 */
-  0x44, 0x0f, 0x29, 0x59, 0x50,                     /* movaps [rcx+0x50],xmm11 */
-  0x44, 0x0f, 0x29, 0x61, 0x60,                     /* movaps [rcx+0x60],xmm12 */
-  0x44, 0x0f, 0x29, 0x69, 0x70,                     /* movaps [rcx+0x70],xmm13 */
-  0x44, 0x0f, 0x29, 0xb1, 0x80, 0x00, 0x00, 0x00,   /* movaps [rcx+0x80],xmm14 */
-  0x44, 0x0f, 0x29, 0xb9, 0x90, 0x00, 0x00, 0x00,   /* movaps [rcx+0x90],xmm15 */
-  0xff, 0xe0,                                       /* jmp    rax              */
-};
-
-#include <windows.h>
-
-void co_init(void)
-{
-   DWORD old_privileges;
-   VirtualProtect(co_swap_function,
-         sizeof(co_swap_function), PAGE_EXECUTE_READWRITE, &old_privileges);
-}
-#else
-//ABI: SystemV
-static unsigned char co_swap_function[] = {
-  0x48, 0x89, 0x26,                                 /* mov    [rsi],rsp      */
-  0x48, 0x8b, 0x27,                                 /* mov    rsp,[rdi]      */
-  0x58,                                             /* pop    rax            */
-  0x48, 0x89, 0x6e, 0x08,                           /* mov    [rsi+0x08],rbp */
-  0x48, 0x89, 0x5e, 0x10,                           /* mov    [rsi+0x10],rbx */
-  0x4c, 0x89, 0x66, 0x18,                           /* mov    [rsi+0x18],r12 */
-  0x4c, 0x89, 0x6e, 0x20,                           /* mov    [rsi+0x20],r13 */
-  0x4c, 0x89, 0x76, 0x28,                           /* mov    [rsi+0x28],r14 */
-  0x4c, 0x89, 0x7e, 0x30,                           /* mov    [rsi+0x30],r15 */
-  0x48, 0x8b, 0x6f, 0x08,                           /* mov    rbp,[rdi+0x08] */
-  0x48, 0x8b, 0x5f, 0x10,                           /* mov    rbx,[rdi+0x10] */
-  0x4c, 0x8b, 0x67, 0x18,                           /* mov    r12,[rdi+0x18] */
-  0x4c, 0x8b, 0x6f, 0x20,                           /* mov    r13,[rdi+0x20] */
-  0x4c, 0x8b, 0x77, 0x28,                           /* mov    r14,[rdi+0x28] */
-  0x4c, 0x8b, 0x7f, 0x30,                           /* mov    r15,[rdi+0x30] */
-  0xff, 0xe0,                                       /* jmp    rax            */
-};
-
-#include <unistd.h>
-#include <sys/mman.h>
-
-void co_init(void)
-{
-   unsigned long long addr = (unsigned long long)co_swap_function;
-   unsigned long long base = addr - (addr % sysconf(_SC_PAGESIZE));
-   unsigned long long size = (addr - base) + sizeof(co_swap_function);
-   mprotect((void*)base, size, PROT_READ | PROT_WRITE | PROT_EXEC);
-}
-#endif
-
-static void crash(void)
-{
-  assert(0); /* called only if cothread_t entrypoint returns */
-}
-
-cothread_t co_active(void)
-{
-  if (!co_active_handle)
-     co_active_handle = &co_active_buffer;
-  return co_active_handle;
-}
-
-cothread_t co_create(unsigned int size, void (*entrypoint)(void))
-{
-   cothread_t handle;
-
-   if(!co_swap)
-   {
-      co_init();
-      co_swap = (void (*)(cothread_t, cothread_t))co_swap_function;
-   }
-
-   if (!co_active_handle)
-      co_active_handle = &co_active_buffer;
-   size += 512; /* allocate additional space for storage */
-   size &= ~15; /* align stack to 16-byte boundary */
-
-   if((handle = (cothread_t)malloc(size)))
-   {
-      long long *p = (long long*)((char*)handle + size); /* seek to top of stack */
-      *--p = (long long)crash;                           /* crash if entrypoint returns */
-      *--p = (long long)entrypoint;                      /* start of function */
-      *(long long*)handle = (long long)p;                /* stack pointer */
-   }
-
-   return handle;
-}
-
-void co_delete(cothread_t handle)
-{
-   free(handle);
-}
-
-void co_switch(cothread_t handle)
-{
-  register cothread_t co_previous_handle = co_active_handle;
-  co_swap(co_active_handle = handle, co_previous_handle);
-}
-
-#ifdef __cplusplus
-}
-#endif
diff --git a/libco/armeabi.c b/libco/armeabi.c
deleted file mode 100644
index c9b68d0..0000000
--- a/libco/armeabi.c
+++ /dev/null
@@ -1,95 +0,0 @@
-/*
-  libco.armeabi (2013-04-05)
-  author: Themaister
-  license: public domain
-*/
-
-#define LIBCO_C
-#include <libco.h>
-#include <assert.h>
-#include <stdlib.h>
-#include <string.h>
-#include <stdint.h>
-
-#ifndef IOS
-#include <malloc.h>
-#endif
-
-#ifdef __cplusplus
-extern "C" {
-#endif
-
-static thread_local uint32_t co_active_buffer[64];
-static thread_local cothread_t co_active_handle;
-
-asm (
-      ".arm\n"
-      ".align 4\n"
-      ".globl co_switch_arm\n"
-      ".globl _co_switch_arm\n"
-      "co_switch_arm:\n"
-      "_co_switch_arm:\n"      
-      "  stmia r1!, {r4, r5, r6, r7, r8, r9, r10, r11, sp, lr}\n"
-      "  ldmia r0!, {r4, r5, r6, r7, r8, r9, r10, r11, sp, pc}\n"
-    );
-
-/* ASM */
-void co_switch_arm(cothread_t handle, cothread_t current);
-
-static void crash(void)
-{
-   /* Called only if cothread_t entrypoint returns. */
-   assert(0);
-}
-
-cothread_t co_create(unsigned int size, void (*entrypoint)(void))
-{
-   size = (size + 1023) & ~1023;
-   cothread_t handle = 0;
-#if HAVE_POSIX_MEMALIGN >= 1
-   if (posix_memalign(&handle, 1024, size + 256) < 0)
-      return 0;
-#else
-   handle = memalign(1024, size + 256);
-#endif
-
-   if (!handle)
-      return handle;
-
-   uint32_t *ptr = (uint32_t*)handle;
-   /* Non-volatiles.  */
-   ptr[0] = 0; /* r4  */
-   ptr[1] = 0; /* r5  */
-   ptr[2] = 0; /* r6  */
-   ptr[3] = 0; /* r7  */
-   ptr[4] = 0; /* r8  */
-   ptr[5] = 0; /* r9  */
-   ptr[6] = 0; /* r10 */
-   ptr[7] = 0; /* r11 */
-   ptr[8] = (uintptr_t)ptr + size + 256 - 4; /* r13, stack pointer */
-   ptr[9] = (uintptr_t)entrypoint; /* r15, PC (link register r14 gets saved here). */
-   return handle;
-}
-
-cothread_t co_active(void)
-{
-   if (!co_active_handle)
-      co_active_handle = co_active_buffer;
-   return co_active_handle;
-}
-
-void co_delete(cothread_t handle)
-{
-   free(handle);
-}
-
-void co_switch(cothread_t handle)
-{
-   cothread_t co_previous_handle = co_active();
-   co_switch_arm(co_active_handle = handle, co_previous_handle);
-}
-
-#ifdef __cplusplus
-}
-#endif
-
diff --git a/libco/fiber.c b/libco/fiber.c
deleted file mode 100644
index 90ba115..0000000
--- a/libco/fiber.c
+++ /dev/null
@@ -1,58 +0,0 @@
-/*
-  libco.win (2008-01-28)
-  authors: Nach, byuu
-  license: public domain
-*/
-
-#define LIBCO_C
-#include <libco.h>
-#define WINVER 0x0400
-#define _WIN32_WINNT 0x0400
-#define WIN32_LEAN_AND_MEAN
-#include <windows.h>
-
-#ifdef __cplusplus
-extern "C" {
-#endif
-
-static thread_local cothread_t co_active_ = 0;
-
-static void __stdcall co_thunk(void *coentry)
-{
-   ((void (*)(void))coentry)();
-}
-
-cothread_t co_active(void)
-{
-   if(!co_active_)
-   {
-      ConvertThreadToFiber(0);
-      co_active_ = GetCurrentFiber();
-   }
-   return co_active_;
-}
-
-cothread_t co_create(unsigned int heapsize, void (*coentry)(void))
-{
-   if(!co_active_)
-   {
-      ConvertThreadToFiber(0);
-      co_active_ = GetCurrentFiber();
-   }
-   return (cothread_t)CreateFiber(heapsize, co_thunk, (void*)coentry);
-}
-
-void co_delete(cothread_t cothread)
-{
-   DeleteFiber(cothread);
-}
-
-void co_switch(cothread_t cothread)
-{
-   co_active_ = cothread;
-   SwitchToFiber(cothread);
-}
-
-#ifdef __cplusplus
-}
-#endif
diff --git a/libco/libco.c b/libco/libco.c
deleted file mode 100644
index 95a04f5..0000000
--- a/libco/libco.c
+++ /dev/null
@@ -1,27 +0,0 @@
-/*
-  libco
-  auto-selection module
-  license: public domain
-*/
-
-#if defined(__GNUC__) && defined(__i386__) || (defined(_MSC_VER) && defined(_M_IX86))
-  #include "x86.c"
-#elif defined(__GNUC__) && defined(__amd64__) || (defined(_MSC_VER) && defined(_M_AMD64))
-  #include "amd64.c"
-#elif defined(__GNUC__) && defined(_ARCH_PPC)
-  #include "ppc.c"
-#elif defined(VITA)
-  #include "scefiber.c"
-#elif defined(PSP)
-  #include "psp1.c"
-#elif defined(__GNUC__) && defined(__aarch64__)
-  #include "aarch64.c"
-#elif defined(__GNUC__) && (defined(__ARM_EABI__) || defined(__arm__))
-  #include "armeabi.c"
-#elif defined(__GNUC__)
-  #include "sjlj.c"
-#elif defined(_MSC_VER)
-  #include "fiber.c"
-#else
-  #error "libco: unsupported processor, compiler or operating system"
-#endif
diff --git a/libco/ppc.c b/libco/ppc.c
deleted file mode 100644
index f6cb536..0000000
--- a/libco/ppc.c
+++ /dev/null
@@ -1,407 +0,0 @@
-/*
-  libco.ppc (2010-10-17)
-  author: blargg
-  license: public domain
-*/
-
-/* PowerPC 32/64 using embedded or external asm, with optional
-floating-point and AltiVec save/restore */
-
-#define LIBCO_C
-#include <libco.h>
-#include <stdlib.h>
-#include <stdint.h>
-#include <string.h>
-
-#define LIBCO_MPROTECT (__unix__ && !LIBCO_PPC_ASM)
-
-#if LIBCO_MPROTECT
-	#include <unistd.h>
-	#include <sys/mman.h>
-#endif
-
-/* State format (offsets in 32-bit words)
-
-+0	Pointer to swap code
-	Rest of function descriptor for entry function
-+8	PC
-+10	SP
-	Special regs
-	GPRs
-	FPRs
-	VRs
-	stack
-*/
-
-enum { state_size  = 1024 };
-enum { above_stack = 2048 };
-enum { stack_align = 256  };
-
-static thread_local cothread_t co_active_handle = 0;
-
-/**** Determine environment ****/
-
-#define LIBCO_PPC64 (_ARCH_PPC64 || __PPC64__ || __ppc64__ || __powerpc64__)
-
-/* Whether function calls are indirect through a descriptor,
-or are directly to function */
-#ifndef LIBCO_PPCDESC
-	#if !_CALL_SYSV && (_CALL_AIX || _CALL_AIXDESC || LIBCO_PPC64)
-		#define LIBCO_PPCDESC 1
-	#endif
-#endif
-
-#ifdef LIBCO_PPC_ASM
-
-	#ifdef __cplusplus
-		extern "C"
-	#endif
-	
-	/* Swap code is in ppc.S */
-	void co_swap_asm( cothread_t, cothread_t );
-	#define CO_SWAP_ASM( x, y ) co_swap_asm( x, y )
-
-#else
-
-/* Swap code is here in array. Please leave dieassembly comments,
-as they make it easy to see what it does, and reorder instructions
-if one wants to see whether that improves performance. */
-static const uint32_t libco_ppc_code [] = {
-#if LIBCO_PPC64
-    0x7d000026, /* mfcr    r8 */
-    0xf8240028, /* std     r1,40(r4) */
-    0x7d2802a6, /* mflr    r9 */
-    0xf9c40048, /* std     r14,72(r4) */
-    0xf9e40050, /* std     r15,80(r4) */
-    0xfa040058, /* std     r16,88(r4) */
-    0xfa240060, /* std     r17,96(r4) */
-    0xfa440068, /* std     r18,104(r4) */
-    0xfa640070, /* std     r19,112(r4) */
-    0xfa840078, /* std     r20,120(r4) */
-    0xfaa40080, /* std     r21,128(r4) */
-    0xfac40088, /* std     r22,136(r4) */
-    0xfae40090, /* std     r23,144(r4) */
-    0xfb040098, /* std     r24,152(r4) */
-    0xfb2400a0, /* std     r25,160(r4) */
-    0xfb4400a8, /* std     r26,168(r4) */
-    0xfb6400b0, /* std     r27,176(r4) */
-    0xfb8400b8, /* std     r28,184(r4) */
-    0xfba400c0, /* std     r29,192(r4) */
-    0xfbc400c8, /* std     r30,200(r4) */
-    0xfbe400d0, /* std     r31,208(r4) */
-    0xf9240020, /* std     r9,32(r4) */
-    0xe8e30020, /* ld      r7,32(r3) */
-    0xe8230028, /* ld      r1,40(r3) */
-    0x48000009, /* bl      1 */
-	0x7fe00008, /* trap */
-    0x91040030,/*1:stw     r8,48(r4) */
-    0x80c30030, /* lwz     r6,48(r3) */
-    0x7ce903a6, /* mtctr   r7 */
-    0xe9c30048, /* ld      r14,72(r3) */
-    0xe9e30050, /* ld      r15,80(r3) */
-    0xea030058, /* ld      r16,88(r3) */
-    0xea230060, /* ld      r17,96(r3) */
-    0xea430068, /* ld      r18,104(r3) */
-    0xea630070, /* ld      r19,112(r3) */
-    0xea830078, /* ld      r20,120(r3) */
-    0xeaa30080, /* ld      r21,128(r3) */
-    0xeac30088, /* ld      r22,136(r3) */
-    0xeae30090, /* ld      r23,144(r3) */
-    0xeb030098, /* ld      r24,152(r3) */
-    0xeb2300a0, /* ld      r25,160(r3) */
-    0xeb4300a8, /* ld      r26,168(r3) */
-    0xeb6300b0, /* ld      r27,176(r3) */
-    0xeb8300b8, /* ld      r28,184(r3) */
-    0xeba300c0, /* ld      r29,192(r3) */
-    0xebc300c8, /* ld      r30,200(r3) */
-    0xebe300d0, /* ld      r31,208(r3) */
-    0x7ccff120, /* mtcr    r6 */
-#else
-	0x7d000026, /* mfcr    r8 */
-	0x90240028, /* stw     r1,40(r4) */
-	0x7d2802a6, /* mflr    r9 */
-	0x91a4003c, /* stw     r13,60(r4) */
-	0x91c40040, /* stw     r14,64(r4) */
-	0x91e40044, /* stw     r15,68(r4) */
-	0x92040048, /* stw     r16,72(r4) */
-	0x9224004c, /* stw     r17,76(r4) */
-	0x92440050, /* stw     r18,80(r4) */
-	0x92640054, /* stw     r19,84(r4) */
-	0x92840058, /* stw     r20,88(r4) */
-	0x92a4005c, /* stw     r21,92(r4) */
-	0x92c40060, /* stw     r22,96(r4) */
-	0x92e40064, /* stw     r23,100(r4) */
-	0x93040068, /* stw     r24,104(r4) */
-	0x9324006c, /* stw     r25,108(r4) */
-	0x93440070, /* stw     r26,112(r4) */
-	0x93640074, /* stw     r27,116(r4) */
-	0x93840078, /* stw     r28,120(r4) */
-	0x93a4007c, /* stw     r29,124(r4) */
-	0x93c40080, /* stw     r30,128(r4) */
-	0x93e40084, /* stw     r31,132(r4) */
-	0x91240020, /* stw     r9,32(r4) */
-	0x80e30020, /* lwz     r7,32(r3) */
-	0x80230028, /* lwz     r1,40(r3) */
-	0x48000009, /* bl      1 */
-	0x7fe00008, /* trap */
-	0x91040030,/*1:stw     r8,48(r4) */
-	0x80c30030, /* lwz     r6,48(r3) */
-	0x7ce903a6, /* mtctr   r7 */
-	0x81a3003c, /* lwz     r13,60(r3) */
-	0x81c30040, /* lwz     r14,64(r3) */
-	0x81e30044, /* lwz     r15,68(r3) */
-	0x82030048, /* lwz     r16,72(r3) */
-	0x8223004c, /* lwz     r17,76(r3) */
-	0x82430050, /* lwz     r18,80(r3) */
-	0x82630054, /* lwz     r19,84(r3) */
-	0x82830058, /* lwz     r20,88(r3) */
-	0x82a3005c, /* lwz     r21,92(r3) */
-	0x82c30060, /* lwz     r22,96(r3) */
-	0x82e30064, /* lwz     r23,100(r3) */
-	0x83030068, /* lwz     r24,104(r3) */
-	0x8323006c, /* lwz     r25,108(r3) */
-	0x83430070, /* lwz     r26,112(r3) */
-	0x83630074, /* lwz     r27,116(r3) */
-	0x83830078, /* lwz     r28,120(r3) */
-	0x83a3007c, /* lwz     r29,124(r3) */
-	0x83c30080, /* lwz     r30,128(r3) */
-	0x83e30084, /* lwz     r31,132(r3) */
-	0x7ccff120, /* mtcr    r6 */
-#endif
-
-#ifndef LIBCO_PPC_NOFP
-	0xd9c400e0, /* stfd    f14,224(r4) */
-	0xd9e400e8, /* stfd    f15,232(r4) */
-	0xda0400f0, /* stfd    f16,240(r4) */
-	0xda2400f8, /* stfd    f17,248(r4) */
-	0xda440100, /* stfd    f18,256(r4) */
-	0xda640108, /* stfd    f19,264(r4) */
-	0xda840110, /* stfd    f20,272(r4) */
-	0xdaa40118, /* stfd    f21,280(r4) */
-	0xdac40120, /* stfd    f22,288(r4) */
-	0xdae40128, /* stfd    f23,296(r4) */
-	0xdb040130, /* stfd    f24,304(r4) */
-	0xdb240138, /* stfd    f25,312(r4) */
-	0xdb440140, /* stfd    f26,320(r4) */
-	0xdb640148, /* stfd    f27,328(r4) */
-	0xdb840150, /* stfd    f28,336(r4) */
-	0xdba40158, /* stfd    f29,344(r4) */
-	0xdbc40160, /* stfd    f30,352(r4) */
-	0xdbe40168, /* stfd    f31,360(r4) */
-	0xc9c300e0, /* lfd     f14,224(r3) */
-	0xc9e300e8, /* lfd     f15,232(r3) */
-	0xca0300f0, /* lfd     f16,240(r3) */
-	0xca2300f8, /* lfd     f17,248(r3) */
-	0xca430100, /* lfd     f18,256(r3) */
-	0xca630108, /* lfd     f19,264(r3) */
-	0xca830110, /* lfd     f20,272(r3) */
-	0xcaa30118, /* lfd     f21,280(r3) */
-	0xcac30120, /* lfd     f22,288(r3) */
-	0xcae30128, /* lfd     f23,296(r3) */
-	0xcb030130, /* lfd     f24,304(r3) */
-	0xcb230138, /* lfd     f25,312(r3) */
-	0xcb430140, /* lfd     f26,320(r3) */
-	0xcb630148, /* lfd     f27,328(r3) */
-	0xcb830150, /* lfd     f28,336(r3) */
-	0xcba30158, /* lfd     f29,344(r3) */
-	0xcbc30160, /* lfd     f30,352(r3) */
-	0xcbe30168, /* lfd     f31,360(r3) */
-#endif
-
-#ifdef __ALTIVEC__
-	0x7ca042a6, /* mfvrsave r5 */
-	0x39040180, /* addi    r8,r4,384 */
-	0x39240190, /* addi    r9,r4,400 */
-	0x70a00fff, /* andi.   r0,r5,4095 */
-	0x90a40034, /* stw     r5,52(r4) */
-	0x4182005c, /* beq-    2 */
-	0x7e8041ce, /* stvx    v20,r0,r8 */
-	0x39080020, /* addi    r8,r8,32 */
-	0x7ea049ce, /* stvx    v21,r0,r9 */
-	0x39290020, /* addi    r9,r9,32 */
-	0x7ec041ce, /* stvx    v22,r0,r8 */
-	0x39080020, /* addi    r8,r8,32 */
-	0x7ee049ce, /* stvx    v23,r0,r9 */
-	0x39290020, /* addi    r9,r9,32 */
-	0x7f0041ce, /* stvx    v24,r0,r8 */
-	0x39080020, /* addi    r8,r8,32 */
-	0x7f2049ce, /* stvx    v25,r0,r9 */
-	0x39290020, /* addi    r9,r9,32 */
-	0x7f4041ce, /* stvx    v26,r0,r8 */
-	0x39080020, /* addi    r8,r8,32 */
-	0x7f6049ce, /* stvx    v27,r0,r9 */
-	0x39290020, /* addi    r9,r9,32 */
-	0x7f8041ce, /* stvx    v28,r0,r8 */
-	0x39080020, /* addi    r8,r8,32 */
-	0x7fa049ce, /* stvx    v29,r0,r9 */
-	0x39290020, /* addi    r9,r9,32 */
-	0x7fc041ce, /* stvx    v30,r0,r8 */
-	0x7fe049ce, /* stvx    v31,r0,r9 */
-	0x80a30034,/*2:lwz     r5,52(r3) */
-	0x39030180, /* addi    r8,r3,384 */
-	0x39230190, /* addi    r9,r3,400 */
-	0x70a00fff, /* andi.   r0,r5,4095 */
-	0x7ca043a6, /* mtvrsave r5 */
-	0x4d820420, /* beqctr   */
-	0x7e8040ce, /* lvx     v20,r0,r8 */
-	0x39080020, /* addi    r8,r8,32 */
-	0x7ea048ce, /* lvx     v21,r0,r9 */
-	0x39290020, /* addi    r9,r9,32 */
-	0x7ec040ce, /* lvx     v22,r0,r8 */
-	0x39080020, /* addi    r8,r8,32 */
-	0x7ee048ce, /* lvx     v23,r0,r9 */
-	0x39290020, /* addi    r9,r9,32 */
-	0x7f0040ce, /* lvx     v24,r0,r8 */
-	0x39080020, /* addi    r8,r8,32 */
-	0x7f2048ce, /* lvx     v25,r0,r9 */
-	0x39290020, /* addi    r9,r9,32 */
-	0x7f4040ce, /* lvx     v26,r0,r8 */
-	0x39080020, /* addi    r8,r8,32 */
-	0x7f6048ce, /* lvx     v27,r0,r9 */
-	0x39290020, /* addi    r9,r9,32 */
-	0x7f8040ce, /* lvx     v28,r0,r8 */
-	0x39080020, /* addi    r8,r8,32 */
-	0x7fa048ce, /* lvx     v29,r0,r9 */
-	0x39290020, /* addi    r9,r9,32 */
-	0x7fc040ce, /* lvx     v30,r0,r8 */
-	0x7fe048ce, /* lvx     v31,r0,r9 */
-#endif
-
-	0x4e800420, /* bctr */
-};
-
-	#if LIBCO_PPCDESC
-		/* Function call goes through indirect descriptor */
-		#define CO_SWAP_ASM( x, y ) \
-			((void (*)( cothread_t, cothread_t )) (uintptr_t) x)( x, y )
-	#else
-		/* Function call goes directly to code */
-		#define CO_SWAP_ASM( x, y ) \
-			((void (*)( cothread_t, cothread_t )) (uintptr_t) libco_ppc_code)( x, y )
-	#endif
-
-#endif
-
-static uint32_t* co_create_( unsigned size, uintptr_t entry )
-{
-	uint32_t* t = (uint32_t*) malloc( size );
-	
-	(void) entry;
-	
-	#if LIBCO_PPCDESC
-		if ( t )
-		{
-			/* Copy entry's descriptor */
-			memcpy( t, (void*) entry, sizeof (void*) * 3 );
-			
-			/* Set function pointer to swap routine */
-			#ifdef LIBCO_PPC_ASM
-				*(const void**) t = *(void**) &co_swap_asm;
-			#else
-				*(const void**) t = libco_ppc_code;
-			#endif
-		}
-	#endif
-	
-	return t;
-}
-
-cothread_t co_create( unsigned int size, void (*entry_)( void ) )
-{
-	uintptr_t entry = (uintptr_t) entry_;
-	uint32_t* t = NULL;
-	
-	/* Be sure main thread was successfully allocated */
-	if ( co_active() )
-	{
-		size += state_size + above_stack + stack_align;
-		t = co_create_( size, entry );
-	}
-	
-	if ( t )
-	{
-		uintptr_t sp;
-		int shift;
-		
-		/* Save current registers into new thread, so that any special ones will
-		have proper values when thread is begun */
-		CO_SWAP_ASM( t, t );
-		
-		#if LIBCO_PPCDESC
-			/* Get real address */
-			entry = (uintptr_t) *(void**) entry;
-		#endif
-		
-		/* Put stack near end of block, and align */
-		sp = (uintptr_t) t + size - above_stack;
-		sp -= sp % stack_align;
-		
-		/* On PPC32, we save and restore GPRs as 32 bits. For PPC64, we
-		save and restore them as 64 bits, regardless of the size the ABI
-		uses. So, we manually write pointers at the proper size. We always
-		save and restore at the same address, and since PPC is big-endian,
-		we must put the low byte first on PPC32. */
-		
-		/* If uintptr_t is 32 bits, >>32 is undefined behavior, so we do two shifts
-		and don't have to care how many bits uintptr_t is. */
-		#if LIBCO_PPC64
-			shift = 16;
-		#else
-			shift = 0;
-		#endif
-		
-		/* Set up so entry will be called on next swap */
-		t [8] = (uint32_t) (entry >> shift >> shift);
-		t [9] = (uint32_t) entry;
-		
-		t [10] = (uint32_t) (sp >> shift >> shift); 
-		t [11] = (uint32_t) sp;
-	}
-	
-	return t;
-}
-
-void co_delete( cothread_t t )
-{
-   free(t);
-}
-
-static void co_init_( void )
-{
-#if LIBCO_MPROTECT
-   /* TODO: pre- and post-pad PPC code so that this doesn't make other
-      data executable and writable */
-   long page_size = sysconf( _SC_PAGESIZE );
-   if ( page_size > 0 )
-   {
-      uintptr_t align = page_size;
-      uintptr_t begin = (uintptr_t) libco_ppc_code;
-      uintptr_t end   = begin + sizeof libco_ppc_code;
-
-      /* Align beginning and end */
-      end   += align - 1;
-      end   -= end   % align;
-      begin -= begin % align;
-
-      mprotect( (void*) begin, end - begin, PROT_READ | PROT_WRITE | PROT_EXEC );
-   }
-#endif
-
-   co_active_handle = co_create_( state_size, (uintptr_t) &co_switch );
-}
-
-cothread_t co_active(void)
-{
-   if (!co_active_handle)
-      co_init_();
-
-   return co_active_handle;
-}
-
-void co_switch(cothread_t t)
-{
-   cothread_t old = co_active_handle;
-   co_active_handle = t;
-
-   CO_SWAP_ASM( t, old );
-}
diff --git a/libco/psp1.c b/libco/psp1.c
deleted file mode 100644
index 90702ce..0000000
--- a/libco/psp1.c
+++ /dev/null
@@ -1,45 +0,0 @@
-#define LIBCO_C
-#include "libco.h"
-
-#include <stdlib.h>
-#include <pspthreadman.h>
-
-/* Since cothread_t is a void pointer it must contain an address. We can't return a reference to a local variable
- * because it would go out of scope, so we create a static variable instead so we can return a reference to it.
- */
-static SceUID active_thread_id = 0;
-
-cothread_t co_active()
-{
-  active_thread_id = sceKernelGetThreadId();
-  return &active_thread_id;
-}
-
-cothread_t co_create(unsigned int size, void (*entrypoint)(void))
-{
-  /* Similar scenario as with active_thread_id except there will only be one active_thread_id while there could be many
-   * new threads each with their own handle, so we create them on the heap instead and delete them manually when they're
-   * no longer needed in co_delete().
-   */
-  cothread_t handle = malloc(sizeof(cothread_t));
-
-  /* SceKernelThreadEntry has a different signature than entrypoint, but in practice this seems to work */
-  SceUID new_thread_id = sceKernelCreateThread("cothread", (SceKernelThreadEntry)entrypoint, 0x12, size, 0, NULL);
-  sceKernelStartThread(new_thread_id, 0, NULL);
-
-  *(SceUID *)handle = new_thread_id;
-  return handle;
-}
-
-void co_delete(cothread_t handle)
-{
-  sceKernelTerminateDeleteThread(*(SceUID *)handle);
-  free(handle);
-}
-
-void co_switch(cothread_t handle)
-{
-  sceKernelWakeupThread(*(SceUID *)handle);
-  /* Sleep the currently active thread so the new thread can start */
-  sceKernelSleepThread();
-}
diff --git a/libco/psp2.c b/libco/psp2.c
deleted file mode 100644
index 3ab1bc7..0000000
--- a/libco/psp2.c
+++ /dev/null
@@ -1,116 +0,0 @@
-/*
-  libco.arm (2016-08-14)
-  author: frangarcj
-  license: public domain
-*/
-
-#define LIBCO_C
-#include "libco.h"
-
-#include <assert.h>
-#include <stdlib.h>
-#include <unistd.h>
-#include <psp2/kernel/sysmem.h>
-#include <stdio.h>
-#include <string.h>
-#ifdef __cplusplus
-extern "C" {
-#endif
-
-static inline int align(int x, int n) {
-  return (((x >> n) + 1) << n );
-}
-#define FOUR_KB_ALIGN(x) align(x, 12)
-#define MB_ALIGN(x) align(x, 20)
-
-static thread_local unsigned long co_active_buffer[64];
-static thread_local cothread_t co_active_handle = 0;
-static void (*co_swap)(cothread_t, cothread_t) = 0;
-static int block;
-static uint32_t co_swap_function[] = {
-  0xe8a16ff0,  /* stmia r1!, {r4-r11,sp,lr} */
-  0xe8b0aff0,  /* ldmia r0!, {r4-r11,sp,pc} */
-  0xe12fff1e,  /* bx lr                     */
-};
-
-void co_init() {
-  int ret;
-  void *base;
-
-  block = sceKernelAllocMemBlockForVM("libco", MB_ALIGN(FOUR_KB_ALIGN(sizeof co_swap_function)));
-  if (block < 0)
-  {
-    return;
-  }
-  
-  // get base address
-  ret = sceKernelGetMemBlockBase(block, &base);
-  if (ret < 0)
-  {
-    return;
-  }
-
-  // set domain to be writable by user
-  ret = sceKernelOpenVMDomain();
-  if (ret < 0)
-  {
-    return;
-  }
-
-
-  memcpy(base,co_swap_function,sizeof co_swap_function);
-
-  // set domain back to read-only
-  ret = sceKernelCloseVMDomain();
-  if (ret < 0)
-  {
-    return;
-  }
-
-  // flush icache
-  ret = sceKernelSyncVMDomain(block, base, MB_ALIGN(FOUR_KB_ALIGN(sizeof co_swap_function)));
-  if (ret < 0)
-  {
-    return;
-  }
-  
-  co_swap = (void (*)(cothread_t, cothread_t))base;
-  
-
-}
-
-cothread_t co_active() {
-  if(!co_active_handle) co_active_handle = &co_active_buffer;
-  return co_active_handle;
-}
-
-cothread_t co_create(unsigned int size, void (*entrypoint)(void)) {
-  unsigned long* handle = 0;
-  if(!co_swap) {
-    co_init();
-  }
-  if(!co_active_handle) co_active_handle = &co_active_buffer;
-  size += 256;
-  size &= ~15;
-
-  if((handle = (unsigned long*)malloc(size))) {
-    unsigned long* p = (unsigned long*)((unsigned char*)handle + size);
-    handle[8] = (unsigned long)p;
-    handle[9] = (unsigned long)entrypoint;
-  }
-
-  return handle;
-}
-
-void co_delete(cothread_t handle) {
-  free(handle);
-}
-
-void co_switch(cothread_t handle) {
-  cothread_t co_previous_handle = co_active_handle;
-  co_swap(co_active_handle = handle, co_previous_handle);
-}
-
-#ifdef __cplusplus
-}
-#endif
diff --git a/libco/scefiber.c b/libco/scefiber.c
deleted file mode 100644
index a233bec..0000000
--- a/libco/scefiber.c
+++ /dev/null
@@ -1,96 +0,0 @@
-/*
-  libco.win (2016-09-06)
-  authors: frangarcj
-  license: public domain
-*/
-
-#define LIBCO_C
-#include <libco.h>
-#include <stdlib.h>
-#include <psp2/sysmodule.h>
-
-#ifdef __cplusplus
-extern "C" {
-#endif
-
-static thread_local cothread_t co_active_ = 0;
-
-typedef struct SceFiber {
-	char reserved[128];
-} SceFiber __attribute__( ( aligned ( 8 ) ) ) ;
-
-int32_t _sceFiberInitializeImpl(SceFiber* fiber, char* name, void* entry, uint32_t argOnInitialize, void* addrContext, int32_t sizeContext, void* params);
-
-int32_t sceFiberFinalize(SceFiber* fiber);
-
-int32_t sceFiberRun(SceFiber* fiber, uint32_t argOnRunTo, uint32_t* argOnRun);
-
-int32_t sceFiberSwitch(SceFiber* fiber, uint32_t argOnRunTo, uint32_t* argOnRun);
-
-int32_t sceFiberReturnToThread(uint32_t argOnReturn, uint32_t* argOnRun);
-
-void co_thunk(uint32_t argOnInitialize, uint32_t argOnRun)
-{
-   ((void (*)(void))argOnInitialize)();
-}
-
-cothread_t co_active(void)
-{
-   if(!co_active_)
-   {
-		  sceSysmoduleLoadModule(SCE_SYSMODULE_FIBER);
-      co_active_ = (cothread_t)1;
-   }
-   return co_active_;
-}
-
-cothread_t co_create(unsigned int heapsize, void (*coentry)(void))
-{
-   SceFiber* tailFiber = malloc(sizeof(SceFiber));
-	 char * m_contextBuffer = malloc(sizeof(char)*heapsize);
-	 if(!co_active_)
-   {
-      sceSysmoduleLoadModule(SCE_SYSMODULE_FIBER);
-      co_active_ = (cothread_t)1;
-   }
-
-   //_sceFiberInitializeImpl
-   int ret = _sceFiberInitializeImpl(tailFiber, "tailFiber", co_thunk, (uint32_t)coentry, (void*) m_contextBuffer, heapsize, NULL);
-   if(ret==0){
-     return (cothread_t)tailFiber;
-   }else{
-     return (cothread_t)ret;
-   }
-
-}
-
-void co_delete(cothread_t cothread)
-{
-	 if(cothread == (cothread_t)1){
-		 return;
-	 }
-   sceFiberFinalize((SceFiber*)cothread);
-}
-
-void co_switch(cothread_t cothread)
-{
-
-   uint32_t argOnReturn = 0;
-   if(cothread == (cothread_t)1){
-     co_active_ = cothread;
-     sceFiberReturnToThread(0, NULL);
-   }else{
-		 SceFiber* theFiber = (SceFiber*)cothread;
-		 if(co_active_ == (cothread_t)1){
-			 co_active_ = cothread;
-			 sceFiberRun(theFiber, 0, &argOnReturn);
-		 }else{
-			 co_active_ = cothread;
-			 sceFiberSwitch(theFiber, 0, &argOnReturn);
-		 }
-   }
-}
-
-#ifdef __cplusplus
-}
-#endif
diff --git a/libco/sjlj.c b/libco/sjlj.c
deleted file mode 100644
index f074714..0000000
--- a/libco/sjlj.c
+++ /dev/null
@@ -1,115 +0,0 @@
-/*
-  libco.sjlj (2008-01-28)
-  author: Nach
-  license: public domain
-*/
-
-/*
- * Note this was designed for UNIX systems. Based on ideas expressed in a paper
- * by Ralf Engelschall.
- * For SJLJ on other systems, one would want to rewrite springboard() and
- * co_create() and hack the jmb_buf stack pointer.
- */
-
-#define LIBCO_C
-#include <libco.h>
-#include <stdlib.h>
-#include <signal.h>
-#include <setjmp.h>
-
-#ifdef __cplusplus
-extern "C" {
-#endif
-
-typedef struct
-{
-   sigjmp_buf context;
-   void (*coentry)(void);
-   void *stack;
-} cothread_struct;
-
-static thread_local cothread_struct co_primary;
-static thread_local cothread_struct *creating, *co_running = 0;
-
-static void springboard(int ignored)
-{
-   if(sigsetjmp(creating->context, 0))
-      co_running->coentry();
-}
-
-cothread_t co_active(void)
-{
-  if (!co_running)
-     co_running = &co_primary;
-  return (cothread_t)co_running;
-}
-
-cothread_t co_create(unsigned int size, void (*coentry)(void))
-{
-   if(!co_running)
-      co_running = &co_primary;
-
-   cothread_struct *thread = (cothread_struct*)malloc(sizeof(cothread_struct));
-
-   if(thread)
-   {
-      struct sigaction handler;
-      struct sigaction old_handler;
-
-      stack_t stack;
-      stack_t old_stack;
-
-      thread->coentry = thread->stack = 0;
-
-      stack.ss_flags = 0;
-      stack.ss_size = size;
-      thread->stack = stack.ss_sp = malloc(size);
-
-      if(stack.ss_sp && !sigaltstack(&stack, &old_stack))
-      {
-         handler.sa_handler = springboard;
-         handler.sa_flags = SA_ONSTACK;
-         sigemptyset(&handler.sa_mask);
-         creating = thread;
-
-         if(!sigaction(SIGUSR1, &handler, &old_handler))
-         {
-            if(!raise(SIGUSR1))
-               thread->coentry = coentry;
-            sigaltstack(&old_stack, 0);
-            sigaction(SIGUSR1, &old_handler, 0);
-         }
-      }
-
-      if(thread->coentry != coentry)
-      {
-         co_delete(thread);
-         thread = 0;
-      }
-   }
-
-   return (cothread_t)thread;
-}
-
-void co_delete(cothread_t cothread)
-{
-   if(cothread)
-   {
-      if(((cothread_struct*)cothread)->stack)
-         free(((cothread_struct*)cothread)->stack);
-      free(cothread);
-   }
-}
-
-void co_switch(cothread_t cothread)
-{
-   if(!sigsetjmp(co_running->context, 0))
-   {
-      co_running = (cothread_struct*)cothread;
-      siglongjmp(co_running->context, 1);
-   }
-}
-
-#ifdef __cplusplus
-}
-#endif
diff --git a/libco/ucontext.c b/libco/ucontext.c
deleted file mode 100644
index 3e21816..0000000
--- a/libco/ucontext.c
+++ /dev/null
@@ -1,81 +0,0 @@
-/*
-  libco.ucontext (2008-01-28)
-  author: Nach
-  license: public domain
-*/
-
-/*
- * WARNING: the overhead of POSIX ucontext is very high,
- * assembly versions of libco or libco_sjlj should be much faster
- *
- * This library only exists for two reasons:
- * 1 - as an initial test for the viability of a ucontext implementation
- * 2 - to demonstrate the power and speed of libco over existing implementations,
- *     such as pth (which defaults to wrapping ucontext on unix targets)
- *
- * Use this library only as a *last resort*
- */
-
-#define LIBCO_C
-#include <libco.h>
-#include <stdlib.h>
-#include <ucontext.h>
-
-#ifdef __cplusplus
-extern "C" {
-#endif
-
-static thread_local ucontext_t co_primary;
-static thread_local ucontext_t *co_running = 0;
-
-cothread_t co_active(void)
-{
-   if (!co_running)
-      co_running = &co_primary;
-   return (cothread_t)co_running;
-}
-
-cothread_t co_create(unsigned int heapsize, void (*coentry)(void))
-{
-   if (!co_running)
-      co_running = &co_primary;
-   ucontext_t *thread = (ucontext_t*)malloc(sizeof(ucontext_t));
-
-   if(thread)
-   {
-      if((!getcontext(thread) && !(thread->uc_stack.ss_sp = 0)) && (thread->uc_stack.ss_sp = malloc(heapsize)))
-      {
-         thread->uc_link = co_running;
-         thread->uc_stack.ss_size = heapsize;
-         makecontext(thread, coentry, 0);
-      }
-      else
-      {
-         co_delete((cothread_t)thread);
-         thread = 0;
-      }
-   }
-   return (cothread_t)thread;
-}
-
-void co_delete(cothread_t cothread)
-{
-   if (!cothread)
-      return;
-
-   if(((ucontext_t*)cothread)->uc_stack.ss_sp)
-      free(((ucontext_t*)cothread)->uc_stack.ss_sp);
-   free(cothread);
-}
-
-void co_switch(cothread_t cothread)
-{
-   ucontext_t *old_thread = co_running;
-
-   co_running = (ucontext_t*)cothread;
-   swapcontext(old_thread, co_running);
-}
-
-#ifdef __cplusplus
-}
-#endif
diff --git a/libco/x86.c b/libco/x86.c
deleted file mode 100644
index ae16766..0000000
--- a/libco/x86.c
+++ /dev/null
@@ -1,117 +0,0 @@
-/*
-  libco.x86 (2009-10-12)
-  author: byuu
-  license: public domain
-*/
-
-#define LIBCO_C
-#include <libco.h>
-#include <assert.h>
-#include <stdlib.h>
-
-#ifdef __cplusplus
-extern "C" {
-#endif
-
-#if defined(_MSC_VER)
-  #define fastcall __fastcall
-#elif defined(__GNUC__)
-  #define fastcall __attribute__((fastcall))
-#else
-  #error "libco: please define fastcall macro"
-#endif
-
-static thread_local long co_active_buffer[64];
-static thread_local cothread_t co_active_handle = 0;
-static void (fastcall *co_swap)(cothread_t, cothread_t) = 0;
-
-//ABI: fastcall
-static unsigned char co_swap_function[] = {
-  0x89, 0x22,         /* mov [edx],esp      */
-  0x8b, 0x21,         /* mov esp,[ecx]      */
-  0x58,               /* pop eax            */
-  0x89, 0x6a, 0x04,   /* mov [edx+0x04],ebp */
-  0x89, 0x72, 0x08,   /* mov [edx+0x08],esi */
-  0x89, 0x7a, 0x0c,   /* mov [edx+0x0c],edi */
-  0x89, 0x5a, 0x10,   /* mov [edx+0x10],ebx */
-  0x8b, 0x69, 0x04,   /* mov ebp,[ecx+0x04] */
-  0x8b, 0x71, 0x08,   /* mov esi,[ecx+0x08] */
-  0x8b, 0x79, 0x0c,   /* mov edi,[ecx+0x0c] */
-  0x8b, 0x59, 0x10,   /* mov ebx,[ecx+0x10] */
-  0xff, 0xe0,         /* jmp eax            */
-};
-
-#ifdef _WIN32
-#include <windows.h>
-
-void co_init(void)
-{
-   DWORD old_privileges;
-   VirtualProtect(co_swap_function,
-         sizeof co_swap_function, PAGE_EXECUTE_READWRITE, &old_privileges);
-}
-#else
-#include <unistd.h>
-#include <sys/mman.h>
-
-void co_init(void)
-{
-   unsigned long addr = (unsigned long)co_swap_function;
-   unsigned long base = addr - (addr % sysconf(_SC_PAGESIZE));
-   unsigned long size = (addr - base) + sizeof co_swap_function;
-   mprotect((void*)base, size, PROT_READ | PROT_WRITE | PROT_EXEC);
-}
-#endif
-
-static void crash(void)
-{
-   assert(0); /* called only if cothread_t entrypoint returns */
-}
-
-cothread_t co_active(void)
-{
-   if(!co_active_handle)
-      co_active_handle = &co_active_buffer;
-   return co_active_handle;
-}
-
-cothread_t co_create(unsigned int size, void (*entrypoint)(void))
-{
-   cothread_t handle;
-   if(!co_swap)
-   {
-      co_init();
-      co_swap = (void (fastcall*)(cothread_t, cothread_t))co_swap_function;
-   }
-
-   if(!co_active_handle)
-      co_active_handle = &co_active_buffer;
-
-   size += 256; /* allocate additional space for storage */
-   size &= ~15; /* align stack to 16-byte boundary */
-
-   if((handle = (cothread_t)malloc(size)))
-   {
-      long *p = (long*)((char*)handle + size); /* seek to top of stack */
-      *--p = (long)crash;                      /* crash if entrypoint returns */
-      *--p = (long)entrypoint;                 /* start of function */
-      *(long*)handle = (long)p;                /* stack pointer */
-   }
-
-   return handle;
-}
-
-void co_delete(cothread_t handle)
-{
-   free(handle);
-}
-
-void co_switch(cothread_t handle)
-{
-   register cothread_t co_previous_handle = co_active_handle;
-   co_swap(co_active_handle = handle, co_previous_handle);
-}
-
-#ifdef __cplusplus
-}
-#endif