diff --git a/mt_instructionrate/Makefile b/mt_instructionrate/Makefile
index bea3a91..ace9860 100644
--- a/mt_instructionrate/Makefile
+++ b/mt_instructionrate/Makefile
@@ -2,3 +2,5 @@ x86:
 	gcc -pthread -masm=intel x86_mt_instructionrate.s mt_instructionrate.c ../Common/timing.c -o x86_mt_instructionrate
 aarch64:
 	gcc -pthread mt_instructionrate.c arm_mt_instructionrate.s ../Common/timing.c -o arm_mt_instructionrate
+ppc64:
+	gcc -pthread -mregnames mt_instructionrate.c ppc64_mt_instructionrate.s ../Common/timing.c -o ppc64_mt_instructionrate
diff --git a/mt_instructionrate/arm_mt_instructionrate b/mt_instructionrate/arm_mt_instructionrate
deleted file mode 100755
index c9470ac..0000000
Binary files a/mt_instructionrate/arm_mt_instructionrate and /dev/null differ
diff --git a/mt_instructionrate/mt_instructionrate.c b/mt_instructionrate/mt_instructionrate.c
index 89abd60..7829240 100644
--- a/mt_instructionrate/mt_instructionrate.c
+++ b/mt_instructionrate/mt_instructionrate.c
@@ -45,6 +45,11 @@ int *coreList = NULL;
 #include "x86_mt_instructionrate.c"
 #endif
 
+
+#ifdef __PPC64__
+#include "ppc64_mt_instructionrate.c"
+#endif
+
 int main(int argc, char *argv[]) {
    char parseBuffer[512];
    int parseIndices[64];
@@ -111,7 +116,6 @@ float measureFunction(uint64_t baseIterations, uint64_t (*testFunc)(uint64_t, vo
   pthread_t* testThreads = (pthread_t*)malloc(threadCount * sizeof(pthread_t));
 #else
   HANDLE* testThreads = (HANDLE*)malloc(threadCount * sizeof(HANDLE));
-  DWORD* tids = (DWORD*)malloc(threadCount * sizeof(DWORD));
 #endif
 
   do {
diff --git a/mt_instructionrate/ppc64_mt_instructionrate.c b/mt_instructionrate/ppc64_mt_instructionrate.c
new file mode 100644
index 0000000..3cdf78f
--- /dev/null
+++ b/mt_instructionrate/ppc64_mt_instructionrate.c
@@ -0,0 +1,40 @@
+extern uint64_t vec_int32_add_test(uint64_t iterations, void *data);
+extern uint64_t vec_int32_mul_test(uint64_t iterations, void *data);
+extern uint64_t vec_fp32_add_test(uint64_t iterations, void *data);
+extern uint64_t vec_fp32_fma_test(uint64_t iterations, void *data);
+extern uint64_t vec_fp32_isqrt_test(uint64_t iterations, void *data);
+extern uint64_t fp64_add_test(uint64_t iterations, void *data);
+extern uint64_t fp64_fma_test(uint64_t iterations, void *data);
+
+void RunTests() {
+  uint64_t iterations = 3500000000;
+  int testDataLength = 256; 
+  uint32_t *intTestArr = (uint32_t *)malloc(sizeof(uint32_t) * testDataLength);
+  uint32_t *fpTestArr = (uint32_t *)malloc(sizeof(uint32_t) * testDataLength);
+  for (int i = 0; i < testDataLength; i++) {
+    intTestArr[i] = i;
+    fpTestArr[i] = i * 1.2f;
+  }
+
+  fprintf(stderr, "Measuring INT32 adds\n");
+  float int32adds = measureFunction(iterations, vec_int32_add_test, intTestArr);
+  float int32muls = measureFunction(iterations, vec_int32_mul_test, intTestArr);
+  float fp32adds = measureFunction(iterations, vec_fp32_add_test, fpTestArr);
+  float fp32fmas = measureFunction(iterations, vec_fp32_fma_test, fpTestArr);
+  float fp32isqrt = measureFunction(iterations, vec_fp32_isqrt_test, fpTestArr);
+  float fp64adds = measureFunction(iterations, fp64_add_test, fpTestArr);
+  float fp64fmas = measureFunction(iterations, fp64_fma_test, fpTestArr);
+
+  printf("-----GOPS/s-----\n");
+  printf("Altivec INT32 Add: %f\n", int32adds); 
+  printf("Altivec INT32 Multiply: %f\n", int32muls); 
+  printf("Altivec FP32 Add: %f\n", fp32adds);
+  printf("Altivec FP32 FMA: %f (%f GFLOPS)\n", fp32fmas, 2 * fp32fmas);
+  printf("Altivec FP32 Inverse Square Root: %f\n", fp32isqrt);
+  printf("FP64 Add: %f\n", fp64adds);
+  printf("FP64 FMA: %f (%f GFLOPS)\n", fp64fmas, 2 * fp64fmas);
+  
+  free(intTestArr);
+  free(fpTestArr); 
+  return;
+}
diff --git a/mt_instructionrate/ppc64_mt_instructionrate.s b/mt_instructionrate/ppc64_mt_instructionrate.s
new file mode 100644
index 0000000..382834e
--- /dev/null
+++ b/mt_instructionrate/ppc64_mt_instructionrate.s
@@ -0,0 +1,224 @@
+.text
+
+.global vec_int32_add_test
+.global vec_int32_mul_test
+.global vec_fp32_add_test
+.global vec_fp32_fma_test
+.global vec_fp32_isqrt_test
+.global fp64_add_test
+.global fp64_fma_test
+
+/* r3 = iterations, r4 = ptr to arr */
+vec_int32_add_test:
+  .quad .L.vec_int32_add_test,.TOC.@tocbase,0
+.L.vec_int32_add_test:
+  li r9, 0
+  lvx v0, r4, r9
+  li r9, 16
+  lvx v1, r4, r9
+  li r9, 32
+  lvx v2, r4, r9
+  li r9, 48
+  lvx v3, r4, r9
+  li r9, 64
+  lvx v4, r4, r9
+  li r9, 80
+  lvx v5, r4, r9
+  li r9, 0
+vec_int32_add_test_loop:
+  vadduwm v0, v0, v0
+  vadduwm v1, v1, v1
+  vadduwm v2, v2, v2
+  vadduwm v3, v3, v3
+  vadduwm v4, v4, v4
+  vadduwm v5, v4, v4
+  addi r9, r9, 24
+  cmpld cr7, r3, r9
+  bgt cr7, vec_int32_add_test_loop
+  blr
+
+vec_int32_mul_test:
+  .quad .L.vec_int32_mul_test,.TOC.@tocbase,0
+.L.vec_int32_mul_test:
+  li r9, 0
+  lvx v0, r4, r9
+  li r9, 16
+  lvx v1, r4, r9
+  li r9, 32
+  lvx v2, r4, r9
+  li r9, 48
+  lvx v3, r4, r9
+  li r9, 64
+  lvx v4, r4, r9
+  li r9, 80
+  lvx v5, r4, r9
+  li r9, 96
+  lvx v6, r4, r9
+  li r9, 128
+  lvx v7, r4, r9
+  li r9, 0
+vec_int32_mul_test_loop:
+  vmuleuh v0, v0, v0
+  vmuleuh v1, v1, v1
+  vmuleuh v2, v2, v2
+  vmuleuh v3, v3, v3
+  vmuleuh v4, v4, v4
+  vmuleuh v5, v5, v5
+  vmuleuh v6, v6, v6
+  vmuleuh v7, v7, v7
+  addi r9, r9, 32
+  cmpld cr7, r3, r9
+  bgt cr7, vec_int32_mul_test_loop
+  blr 
+
+vec_fp32_add_test:
+  .quad .L.vec_fp32_add_test,.TOC.@tocbase,0
+.L.vec_fp32_add_test:
+  li r9, 0
+  lvx v0, r4, r9
+  li r9, 16
+  lvx v1, r4, r9
+  li r9, 32
+  lvx v2, r4, r9
+  li r9, 48
+  lvx v3, r4, r9
+  li r9, 64
+  lvx v4, r4, r9
+  li r9, 80
+  lvx v5, r4, r9
+  li r9, 96
+  lvx v6, r4, r9
+  li r9, 128
+  lvx v7, r4, r9
+  li r9, 0 
+vec_fp32_add_test_loop:
+  vaddfp v0, v0, v0
+  vaddfp v1, v1, v1
+  vaddfp v2, v2, v2
+  vaddfp v3, v3, v3
+  vaddfp v4, v4, v4
+  vaddfp v5, v5, v5
+  vaddfp v6, v6, v6
+  vaddfp v7, v7, v7
+  addi r9, r9, 32
+  cmpld cr7, r3, r9
+  bgt cr7, vec_fp32_add_test_loop
+  blr  
+
+vec_fp32_fma_test:
+  .quad .L.vec_fp32_fma_test,.TOC.@tocbase,0
+.L.vec_fp32_fma_test:
+  li r9, 0
+  lvx v0, r4, r9
+  li r9, 16
+  lvx v1, r4, r9
+  li r9, 32
+  lvx v2, r4, r9
+  li r9, 48
+  lvx v3, r4, r9
+  li r9, 64
+  lvx v4, r4, r9
+  li r9, 80
+  lvx v5, r4, r9
+  li r9, 96
+  lvx v6, r4, r9
+  li r9, 128
+  lvx v7, r4, r9
+  li r9, 0   
+vec_fp32_fma_test_loop:
+  vmaddfp v0, v0, v0, v0
+  vmaddfp v1, v1, v1, v1
+  vmaddfp v2, v2, v2, v2
+  vmaddfp v3, v3, v3, v3
+  vmaddfp v4, v4, v4, v4
+  vmaddfp v5, v5, v5, v5
+  vmaddfp v6, v6, v6, v6
+  vmaddfp v7, v7, v7, v7
+  addi r9, r9, 32
+  cmpld cr7, r3, r9
+  bgt cr7, vec_fp32_add_test_loop
+  blr   
+
+vec_fp32_isqrt_test:
+  .quad .L.vec_fp32_isqrt_test,.TOC.@tocbase,0
+.L.vec_fp32_isqrt_test:
+  li r9, 0
+  lvx v0, r4, r9
+  li r9, 16
+  lvx v1, r4, r9
+  li r9, 32
+  lvx v2, r4, r9
+  li r9, 48
+  lvx v3, r4, r9
+  li r9, 64
+  lvx v4, r4, r9
+  li r9, 80
+  lvx v5, r4, r9
+  li r9, 96
+  lvx v6, r4, r9
+  li r9, 128
+  lvx v7, r4, r9
+  li r9, 0  
+vec_fp32_isqrt_test_loop:
+  vrsqrtefp v0, v0
+  vrsqrtefp v1, v1
+  vrsqrtefp v2, v2
+  vrsqrtefp v3, v3
+  vrsqrtefp v4, v4
+  vrsqrtefp v5, v5
+  vrsqrtefp v6, v6
+  vrsqrtefp v7, v7
+  addi r9, r9, 32
+  cmpld cr7, r3, r9
+  bgt cr7, vec_fp32_isqrt_test_loop
+  blr 
+
+fp64_add_test:
+  .quad .L.fp64_add_test,.TOC.@tocbase,0
+.L.fp64_add_test:
+  lfd f0, 0(r4)
+  lfd f1, 8(r4)
+  lfd f2, 16(r4)
+  lfd f3, 24(r4)
+  lfd f4, 32(r4)
+  lfd f5, 40(r4)
+  lfd f6, 48(r4)
+  lfd f7, 56(r4)
+fp64_add_test_loop:
+  fadd f0, f0, f0
+  fadd f1, f1, f1
+  fadd f2, f2, f2
+  fadd f3, f3, f3
+  fadd f4, f4, f4
+  fadd f5, f5, f5
+  fadd f6, f6, f6
+  fadd f7, f7, f7
+  addi r9, r9, 8
+  cmpld cr7, r3, r9
+  bgt cr7, fp64_add_test_loop
+  blr  
+
+fp64_fma_test:
+  .quad .L.fp64_fma_test,.TOC.@tocbase,0
+.L.fp64_fma_test:
+  lfd f0, 0(r4)
+  lfd f1, 8(r4)
+  lfd f2, 16(r4)
+  lfd f3, 24(r4)
+  lfd f4, 32(r4)
+  lfd f5, 40(r4)
+  lfd f6, 48(r4)
+  lfd f7, 56(r4)
+fp64_fma_test_loop:
+  fmadd f0, f0, f0, f0
+  fmadd f1, f1, f1, f1
+  fmadd f2, f2, f2, f2
+  fmadd f3, f3, f3, f3
+  fmadd f4, f4, f4, f4
+  fmadd f5, f5, f5, f5
+  fmadd f6, f6, f6, f6
+  fmadd f7, f7, f7, f7
+  addi r9, r9, 8
+  cmpld cr7, r3, r9
+  bgt cr7, fp64_fma_test_loop
+  blr   
diff --git a/mt_instructionrate/x86_mt_instructionrate b/mt_instructionrate/x86_mt_instructionrate
deleted file mode 100755
index 2e64256..0000000
Binary files a/mt_instructionrate/x86_mt_instructionrate and /dev/null differ