diff --git a/libco.c b/libco.c
index de11fbe9..f5ee5d0a 100644
--- a/libco.c
+++ b/libco.c
@@ -15,7 +15,9 @@
     #include "arm.c"
   #elif defined(__aarch64__)
     #include "aarch64.c"
-  #elif defined(_ARCH_PPC) && !defined(__LITTLE_ENDIAN__)
+  #elif defined(__powerpc64__) && defined(_CALL_ELF) && (_CALL_ELF == 2)
+    #include "ppc64v2.c"
+  #elif defined(_ARCH_PPC)
     #include "ppc.c"
   #elif defined(_WIN32)
     #include "fiber.c"
diff --git a/ppc64v2.c b/ppc64v2.c
new file mode 100644
index 00000000..763ac70f
--- /dev/null
+++ b/ppc64v2.c
@@ -0,0 +1,284 @@
+/**
+ * libco implementation for ppc64 elfv2.
+ *
+ * Written by Shawn Anastasio.
+ * Licensed under the ISC license.
+ */
+
+#define LIBCO_C
+#include "libco.h"
+#include "settings.h"
+
+#include <stdint.h>
+#include <stdlib.h>
+#include <assert.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+struct ppc64_context {
+  // GPRs
+  uint64_t gprs[32];
+  uint64_t lr;
+  uint64_t ccr;
+
+  // FPRs
+  uint64_t fprs[32];
+
+#ifdef __ALTIVEC__
+  // Altivec (VMX)
+  uint64_t vmx[24 /* 12 non-volatile * 2 */];
+  uint32_t vrsave;
+#endif
+};
+
+static thread_local struct ppc64_context *context_running = 0;
+
+#define MAX(x, y) ((x) > (y) ? (x) : (y))
+#define ALIGN(ptr, x) ( (void *)( (uintptr_t)(ptr) & ~((x)-1) ) )
+
+#define MIN_STACK       0x10000lu
+#define MIN_STACK_FRAME 0x20lu
+#define STACK_ALIGN     0x10lu
+
+void swap_context(struct ppc64_context *read, struct ppc64_context *write);
+__asm__(
+  ".text\n"
+  ".align 4\n"
+  ".type swap_context @function\n"
+  "swap_context:\n"
+  ".cfi_startproc\n"
+
+  // Dump non-volatile and special GPRs
+  "std 1, 8(4)\n"
+  "std 2, 16(4)\n"
+  "std 12, 96(4)\n"
+  "std 13, 104(4)\n"
+  "std 14, 112(4)\n"
+  "std 15, 120(4)\n"
+  "std 16, 128(4)\n"
+  "std 17, 136(4)\n"
+  "std 18, 144(4)\n"
+  "std 19, 152(4)\n"
+  "std 20, 160(4)\n"
+  "std 21, 168(4)\n"
+  "std 22, 176(4)\n"
+  "std 23, 184(4)\n"
+  "std 24, 192(4)\n"
+  "std 25, 200(4)\n"
+  "std 26, 208(4)\n"
+  "std 27, 216(4)\n"
+  "std 28, 224(4)\n"
+  "std 29, 232(4)\n"
+  "std 30, 240(4)\n"
+  "std 31, 248(4)\n"
+
+  // LR
+  "mflr 5\n"
+  "std 5, 256(4)\n"
+
+  // CCR
+  "mfcr 5\n"
+  "std 5, 264(4)\n"
+
+  // Dump non-volatile FPRs
+  "stfd 14, 384(4)\n"
+  "stfd 15, 392(4)\n"
+  "stfd 16, 400(4)\n"
+  "stfd 17, 408(4)\n"
+  "stfd 18, 416(4)\n"
+  "stfd 19, 424(4)\n"
+  "stfd 20, 432(4)\n"
+  "stfd 21, 440(4)\n"
+  "stfd 22, 448(4)\n"
+  "stfd 23, 456(4)\n"
+  "stfd 24, 464(4)\n"
+  "stfd 25, 472(4)\n"
+  "stfd 26, 480(4)\n"
+  "stfd 27, 488(4)\n"
+  "stfd 28, 496(4)\n"
+  "stfd 29, 504(4)\n"
+  "stfd 30, 512(4)\n"
+  "stfd 31, 520(4)\n"
+
+#ifdef __ALTIVEC__
+  // Dump non-volatile VMX registers
+  "li 5, 528\n"
+  "stvxl 20, 4, 5\n"
+  "addi 5, 5, 16\n"
+  "stvxl 21, 4, 5\n"
+  "addi 5, 5, 16\n"
+  "stvxl 22, 4, 5\n"
+  "addi 5, 5, 16\n"
+  "stvxl 23, 4, 5\n"
+  "addi 5, 5, 16\n"
+  "stvxl 24, 4, 5\n"
+  "addi 5, 5, 16\n"
+  "stvxl 25, 4, 5\n"
+  "addi 5, 5, 16\n"
+  "stvxl 26, 4, 5\n"
+  "addi 5, 5, 16\n"
+  "stvxl 27, 4, 5\n"
+  "addi 5, 5, 16\n"
+  "stvxl 28, 4, 5\n"
+  "addi 5, 5, 16\n"
+  "stvxl 29, 4, 5\n"
+  "addi 5, 5, 16\n"
+  "stvxl 30, 4, 5\n"
+  "addi 5, 5, 16\n"
+  "stvxl 31, 4, 5\n"
+  "addi 5, 5, 16\n"
+
+  // VRSAVE
+  "mfvrsave 5\n"
+  "stw 5, 736(4)\n"
+#endif
+
+  // Restore GPRs
+  "ld 1, 8(3)\n"
+  "ld 2, 16(3)\n"
+  "ld 12, 96(3)\n"
+  "ld 13, 104(3)\n"
+  "ld 14, 112(3)\n"
+  "ld 15, 120(3)\n"
+  "ld 16, 128(3)\n"
+  "ld 17, 136(3)\n"
+  "ld 18, 144(3)\n"
+  "ld 19, 152(3)\n"
+  "ld 20, 160(3)\n"
+  "ld 21, 168(3)\n"
+  "ld 22, 176(3)\n"
+  "ld 23, 184(3)\n"
+  "ld 24, 192(3)\n"
+  "ld 25, 200(3)\n"
+  "ld 26, 208(3)\n"
+  "ld 27, 216(3)\n"
+  "ld 28, 224(3)\n"
+  "ld 29, 232(3)\n"
+  "ld 30, 240(3)\n"
+  "ld 31, 248(3)\n"
+
+  // Restore LR
+  "ld 5, 256(3)\n"
+  "mtlr 5\n"
+
+  // Restore CCR
+  "ld 5, 264(3)\n"
+  "mtcr 5\n"
+
+  // Restore FPRs
+  "lfd 14, 384(3)\n"
+  "lfd 15, 392(3)\n"
+  "lfd 16, 400(3)\n"
+  "lfd 17, 408(3)\n"
+  "lfd 18, 416(3)\n"
+  "lfd 19, 424(3)\n"
+  "lfd 20, 432(3)\n"
+  "lfd 21, 440(3)\n"
+  "lfd 22, 448(3)\n"
+  "lfd 23, 456(3)\n"
+  "lfd 24, 464(3)\n"
+  "lfd 25, 472(3)\n"
+  "lfd 26, 480(3)\n"
+  "lfd 27, 488(3)\n"
+  "lfd 28, 496(3)\n"
+  "lfd 29, 504(3)\n"
+  "lfd 30, 512(3)\n"
+  "lfd 31, 520(3)\n"
+
+#ifdef __ALTIVEC__
+  // Restore VMX
+  "li 5, 528\n"
+  "lvxl 20, 3, 5\n"
+  "addi 5, 5, 16\n"
+  "lvxl 21, 3, 5\n"
+  "addi 5, 5, 16\n"
+  "lvxl 22, 3, 5\n"
+  "addi 5, 5, 16\n"
+  "lvxl 23, 3, 5\n"
+  "addi 5, 5, 16\n"
+  "lvxl 24, 3, 5\n"
+  "addi 5, 5, 16\n"
+  "lvxl 25, 3, 5\n"
+  "addi 5, 5, 16\n"
+  "lvxl 26, 3, 5\n"
+  "addi 5, 5, 16\n"
+  "lvxl 27, 3, 5\n"
+  "addi 5, 5, 16\n"
+  "lvxl 28, 3, 5\n"
+  "addi 5, 5, 16\n"
+  "lvxl 29, 3, 5\n"
+  "addi 5, 5, 16\n"
+  "lvxl 30, 3, 5\n"
+  "addi 5, 5, 16\n"
+  "lvxl 31, 3, 5\n"
+  "addi 5, 5, 16\n"
+
+  // VRSAVE
+  "lwz 5, 720(3)\n"
+  "mtvrsave 5\n"
+#endif
+
+  // Context restored, branch to LR
+  "blr\n"
+
+  ".cfi_endproc\n"
+  ".size swap_context, .-swap_context\n"
+);
+
+cothread_t co_active() {
+  if (!context_running)
+    context_running = (struct ppc64_context *)
+                        malloc(MIN_STACK + sizeof(struct ppc64_context));
+  return (cothread_t)context_running;
+}
+
+cothread_t co_derive(void *memory, unsigned int size, void (*coentry)(void)) {
+  uint8_t *sp;
+  struct ppc64_context *context = (struct ppc64_context *)memory;
+
+  // Save current context into new context to initialize it
+  swap_context(context, context);
+
+  // Align stack
+  sp = (uint8_t *)memory + size - STACK_ALIGN;
+  sp = (uint8_t *)ALIGN(sp, STACK_ALIGN);
+
+  // Write 0 for initial backchain
+  *(uint64_t *)sp = 0;
+
+  // Create new frame with backchain
+  sp -= MIN_STACK_FRAME;
+  *(uint64_t *)sp = (uint64_t)(sp + MIN_STACK_FRAME);
+
+  // Update context with new stack (r1) and entrypoint (LR, r12)
+  context->lr = (uint64_t)coentry;
+  context->gprs[12] = (uint64_t)coentry;
+  context->gprs[1] = (uint64_t)sp;
+
+  return (cothread_t)memory;
+}
+
+cothread_t co_create(unsigned int size, void (*coentry)(void)) {
+  size_t total = MAX(size, MIN_STACK) + sizeof(struct ppc64_context);
+  void *memory = malloc(total);
+  if (!memory)
+    return (cothread_t)0;
+
+  return co_derive(memory, total, coentry);
+}
+
+void co_delete(cothread_t t) {
+  free(t);
+}
+
+void co_switch(cothread_t t) {
+  struct ppc64_context *old = context_running;
+  context_running = (struct ppc64_context *)t;
+  swap_context((struct ppc64_context *)t, old);
+}
+
+#ifdef __cplusplus
+}
+#endif