diff --git a/tests/Readme.md b/tests/Readme.md
index 14f18708..11538708 100644
--- a/tests/Readme.md
+++ b/tests/Readme.md
@@ -7,4 +7,3 @@ A couple of test cases.
   contained in the `linux.iso` image and automatically run in the full test.
 - [perf-irhydra](perf-irhydra/): Manual performance test. Probably not
   interesting for you.
-- [perf](perf/): Very simple performance test. Probably not interesting for you.
diff --git a/tests/perf/build.sh b/tests/perf/build.sh
deleted file mode 100755
index 6225313b..00000000
--- a/tests/perf/build.sh
+++ /dev/null
@@ -1,8 +0,0 @@
-nasm test.asm -o test.bin
-
-echo "var file = [" > test-asm.js
-cat test.bin|xxd -i >> test-asm.js
-echo "]" >> test-asm.js
-
-echo "done."
-
diff --git a/tests/perf/runtest.js b/tests/perf/runtest.js
deleted file mode 100644
index 13057f2b..00000000
--- a/tests/perf/runtest.js
+++ /dev/null
@@ -1,57 +0,0 @@
-// Run with d8, not node
-
-var path = "../../src/";
-
-load(path + "const.js");
-load(path + "io.js");
-load(path + "cpu.js");
-load(path + "main.js");
-load(path + "pci.js");
-load(path + "memory.js");
-load(path + "dma.js");
-load(path + "pit.js");
-load(path + "pic.js");
-
-
-if(typeof console === "undefined")
-{
-    var console = {
-        log: print,
-    }
-}
-
-var log = print;
-
-DEBUG = false;
-
-var cpu = new v86();
-
-cpu.init({});
-
-// defines file
-load("test-asm.js");
-
-for(var i = 0; i < file.length; i++)
-{
-    cpu.memory.mem8[i] = file[i];
-}
-
-function run()
-{
-    for(var i = 0; i < count; i++)
-    {
-        cpu.cycle();
-    }
-}
-
-var count = 1e7;
-
-var start = Date.now();
-
-run();
-
-var end = Date.now(),
-    duration = (end - start) / 1e3;
-
-console.log("Finished in " + duration + " seconds, " + (count / duration / 1e6).toFixed(2) + " mips");
-
diff --git a/tests/perf/test.asm b/tests/perf/test.asm
deleted file mode 100644
index 0a9fe8f0..00000000
--- a/tests/perf/test.asm
+++ /dev/null
@@ -1,203 +0,0 @@
-;[BITS 32]
-
-start:
-mov ebx, 100000h
-
-%if 1
-
-add al, [4*ebx+100h]
-add eax, ecx
-add [4*ebx+1000h], cl
-add al, 10h
-add eax, 1000h
-add cl, 10h
-add ecx, 1000h
-
-or  al, [4*ebx+100h]
-or  eax, ecx
-or  [4*ebx+1000h], cl
-or  al, 10h
-or  eax, 1000h
-or  cl, 10h
-or  ecx, 1000h
-
-adc al, [4*ebx+100h]
-adc eax, ecx
-adc [4*ebx+1000h], cl
-adc al, 10h
-adc eax, 1000h
-adc cl, 10h
-adc ecx, 1000h
-
-sbb al, [4*ebx+100h]
-sbb eax, ecx
-sbb [4*ebx+1000h], cl
-sbb al, 10h
-sbb eax, 1000h
-sbb cl, 10h
-sbb ecx, 1000h
-
-and al, [4*ebx+100h]
-and eax, ecx
-and [4*ebx+1000h], cl
-and al, 10h
-and eax, 1000h
-and cl, 10h
-and ecx, 1000h
-
-sub al, [4*ebx+100h]
-sub eax, ecx
-sub [4*ebx+1000h], cl
-sub al, 10h
-sub eax, 1000h
-sub cl, 10h
-sub ecx, 1000h
-
-xor al, [4*ebx+100h]
-xor eax, ecx
-xor [4*ebx+1000h], cl
-xor al, 10h
-xor eax, 1000h
-xor cl, 10h
-xor ecx, 1000h
-
-cmp al, [4*ebx+100h]
-cmp eax, ecx
-cmp [4*ebx+1000h], cl
-cmp al, 10h
-cmp eax, 1000h
-cmp cl, 10h
-cmp ecx, 1000h
-
-
-test al, [4*ebx+100h]
-test eax, ecx
-test [4*ebx+1000h], cl
-test al, 10h
-test eax, 1000h
-%endif
-
-
-%if 0
-add eax, 12345671h
-
-jo $+2
-jno $+2
-jp $+2
-jnp $+2
-jc $+2
-jnc $+2
-js $+2
-jns $+2
-jz $+2
-jnz $+2
-jl $+2
-jnl $+2
-jbe $+2
-jnbe $+2
-jle $+2
-jnle $+2
-%endif
-
-%if 0
-sal eax, 12
-sal cx, 7
-sal dl, 1
-sal dh, 0
-
-shl eax, 12
-shl cx, 7
-shl dl, 1
-shl dh, 0
-
-shr eax, 12
-shr cx, 7
-shr dl, 1
-shr dh, 0
-
-ror eax, 12
-ror cx, 7
-ror dl, 1
-ror dh, 0
-
-rol eax, 12
-rol cx, 7
-rol dl, 1
-rol dh, 0
-
-rcr eax, 12
-rcr cx, 7
-rcr dl, 1
-rcr dh, 0
-
-rcl eax, 12
-rcl cx, 7
-rcl dl, 1
-rcl dh, 0
-
-
-%endif
-
-%if 0
-
-mov eax, -1
-mov ax, -1
-mov al, -1
-mov al, [ebx]
-
-movsx eax, ax
-movsx ax, al
-movzx eax, al
-
-xchg eax, ecx
-xchg [ebx], al
-xchg [ebx], ax
-
-inc byte [ebx]
-inc dword [ebx]
-inc ax
-inc al
-dec byte [ebx]
-dec dword [ebx]
-dec ax
-dec al
-
-mul ecx
-mul cx
-mul cl
-
-imul ecx
-imul cx
-imul cl
-
-
-imul eax, 10h
-imul eax, 1000000h
-imul ax, 10h
-imul eax, ecx
-imul ax, cx
-
-push eax
-push ax
-pop di
-pop edi
-
-sti
-cli
-std
-cld
-
-pusha
-popa
-pushad
-popad
-
-pushf
-popf
-pushfd
-popfd
-
-%endif
-
-
-jmp start