Clarify APE self-modifying behavior in README

See #102
2021-03-04 07:54:41 -08:00
parent 43b2475aaa
commit b9f73e6a4d
2 changed files with 13 additions and 20 deletions
--- a/test/libc/tinymath/sinl_test.c
+++ b/test/libc/tinymath/sinl_test.c
@ -26,24 +26,6 @@
 #define sin(x)  sin(VEIL("x", (double)(x)))
 #define sinf(x) sinf(VEIL("x", (float)(x)))

-void SetUp(void) {
-  /* 8087 FPU Control Word
-      IM: Invalid Operation ───────────────┐
-      DM: Denormal Operand ───────────────┐│
-      ZM: Zero Divide ───────────────────┐││
-      OM: Overflow ─────────────────────┐│││
-      UM: Underflow ───────────────────┐││││
-      PM: Precision ──────────────────┐│││││
-     PC: Precision Control ────────┐  ││││││
-      {float,∅,double,long double} │  ││││││
-     RC: Rounding Control ───────┐ │  ││││││
-      {even, →-∞, →+∞, →0}       │┌┤  ││││││
-                                ┌┤││  ││││││
-                               d││││rr││││││*/
-  int x87cw = 0b0000000000000000001101100001;
-  asm volatile("fldcw\t%0" : /* no outputs */ : "m"(x87cw));
-}
-
 TEST(sinl, test) {
  EXPECT_STREQ("NAN", gc(xdtoal(sinl(NAN))));
  EXPECT_STREQ("-NAN", gc(xdtoal(sinl(+INFINITY))));