Add `-help` which prints information about the compiler flags

1 files changed, 0 insertions, 178 deletions

diff --git a/core/runtime/internal_windows.odin b/core/runtime/internal_windows.odin
index 913eec36f..52d6756b6 100644
--- a/core/runtime/internal_windows.odin
+++ b/core/runtime/internal_windows.odin
@@ -1,183 +1,5 @@
 package runtime
 
-@(default_calling_convention="none")
-foreign {
-	@(link_name="llvm.cttz.i8")  _ctz_u8  :: proc(i:  u8,  is_zero_undef := false) ->  u8 ---
-	@(link_name="llvm.cttz.i16") _ctz_u16 :: proc(i: u16,  is_zero_undef := false) -> u16 ---
-	@(link_name="llvm.cttz.i32") _ctz_u32 :: proc(i: u32,  is_zero_undef := false) -> u32 ---
-	@(link_name="llvm.cttz.i64") _ctz_u64 :: proc(i: u64,  is_zero_undef := false) -> u64 ---
-}
-_ctz :: proc{
-	_ctz_u8,
-	_ctz_u16,
-	_ctz_u32,
-	_ctz_u64,
-};
-
-@(default_calling_convention="none")
-foreign {
-	@(link_name="llvm.ctlz.i8")  _clz_u8  :: proc(i:  u8,  is_zero_undef := false) ->  u8 ---
-	@(link_name="llvm.ctlz.i16") _clz_u16 :: proc(i: u16,  is_zero_undef := false) -> u16 ---
-	@(link_name="llvm.ctlz.i32") _clz_u32 :: proc(i: u32,  is_zero_undef := false) -> u32 ---
-	@(link_name="llvm.ctlz.i64") _clz_u64 :: proc(i: u64,  is_zero_undef := false) -> u64 ---
-}
-_clz :: proc{
-	_clz_u8,
-	_clz_u16,
-	_clz_u32,
-	_clz_u64,
-};
-
-
-udivmod128 :: proc "c" (a, b: u128, rem: ^u128) -> u128 {
-	n := transmute([2]u64)a;
-	d := transmute([2]u64)b;
-	q, r: [2]u64 = ---, ---;
-	sr: u32 = 0;
-
-	low  :: ODIN_ENDIAN == "big" ? 1 : 0;
-	high :: 1 - low;
-	U64_BITS :: 8*size_of(u64);
-	U128_BITS :: 8*size_of(u128);
-
-	// Special Cases
-
-	if n[high] == 0 {
-		if d[high] == 0 {
-			if rem != nil {
-				rem^ = u128(n[low] % d[low]);
-			}
-			return u128(n[low] / d[low]);
-		}
-
-		if rem != nil {
-			rem^ = u128(n[low]);
-		}
-		return 0;
-	}
-
-	if d[low] == 0 {
-		if d[high] == 0 {
-			if rem != nil {
-				rem^ = u128(n[high] % d[low]);
-			}
-			return u128(n[high] / d[low]);
-		}
-		if n[low] == 0 {
-			if rem != nil {
-				r[high] = n[high] % d[high];
-				r[low] = 0;
-				rem^ = transmute(u128)r;
-			}
-			return u128(n[high] / d[high]);
-		}
-
-		if d[high] & (d[high]-1) == 0 {
-			if rem != nil {
-				r[low] = n[low];
-				r[high] = n[high] & (d[high] - 1);
-				rem^ = transmute(u128)r;
-			}
-			return u128(n[high] >> _ctz(d[high]));
-		}
-
-		sr = transmute(u32)(i32(_clz(d[high])) - i32(_clz(n[high])));
-		if sr > U64_BITS - 2 {
-			if rem != nil {
-				rem^ = a;
-			}
-			return 0;
-		}
-
-		sr += 1;
-
-		q[low]  = 0;
-		q[high] = n[low] << u64(U64_BITS - sr);
-		r[high] = n[high] >> sr;
-		r[low]  = (n[high] << (U64_BITS - sr)) | (n[low] >> sr);
-	} else {
-		if d[high] == 0 {
-			if d[low] & (d[low] - 1) == 0 {
-				if rem != nil {
-					rem^ = u128(n[low] & (d[low] - 1));
-				}
-				if d[low] == 1 {
-					return a;
-				}
-				sr = u32(_ctz(d[low]));
-				q[high] = n[high] >> sr;
-				q[low] = (n[high] << (U64_BITS-sr)) | (n[low] >> sr);
-				return transmute(u128)q;
-			}
-
-			sr = 1 + U64_BITS + u32(_clz(d[low])) - u32(_clz(n[high]));
-
-			switch {
-			case sr == U64_BITS:
-				q[low]  = 0;
-				q[high] = n[low];
-				r[high] = 0;
-				r[low]  = n[high];
-			case sr < U64_BITS:
-				q[low]  = 0;
-				q[high] = n[low] << (U64_BITS - sr);
-				r[high] = n[high] >> sr;
-				r[low]  = (n[high] << (U64_BITS - sr)) | (n[low] >> sr);
-			case:
-				q[low]  = n[low] << (U128_BITS - sr);
-				q[high] = (n[high] << (U128_BITS - sr)) | (n[low] >> (sr - U64_BITS));
-				r[high] = 0;
-				r[low]  = n[high] >> (sr - U64_BITS);
-			}
-		} else {
-			sr = transmute(u32)(i32(_clz(d[high])) - i32(_clz(n[high])));
-
-			if sr > U64_BITS - 1 {
-				if rem != nil {
-					rem^ = a;
-				}
-				return 0;
-			}
-
-			sr += 1;
-
-			q[low] = 0;
-			if sr == U64_BITS {
-				q[high] = n[low];
-				r[high] = 0;
-				r[low]  = n[high];
-			} else {
-				r[high] = n[high] >> sr;
-				r[low]  = (n[high] << (U64_BITS - sr)) | (n[low] >> sr);
-				q[high] = n[low] << (U64_BITS - sr);
-			}
-		}
-	}
-
-	carry: u32 = 0;
-	r_all: u128 = ---;
-
-	for ; sr > 0; sr -= 1 {
-		r[high] = (r[high] << 1) | (r[low]  >> (U64_BITS - 1));
-		r[low]  = (r[low]  << 1) | (q[high] >> (U64_BITS - 1));
-		q[high] = (q[high] << 1) | (q[low]  >> (U64_BITS - 1));
-		q[low]  = (q[low]  << 1) | u64(carry);
-
-		r_all = transmute(u128)r;
-		s := i128(b - r_all - 1) >> (U128_BITS - 1);
-		carry = u32(s & 1);
-		r_all -= b & transmute(u128)s;
-		r = transmute([2]u64)r_all;
-	}
-
-	q_all := ((transmute(u128)q) << 1) | u128(carry);
-	if rem != nil {
-		rem^ = r_all;
-	}
-
-	return q_all;
-}
-
 @(link_name="__umodti3")
 umodti3 :: proc "c" (a, b: i128) -> i128 {
 	s_a := a >> (128 - 1);