fix @(optimization_mode) usage in builtin collections

core/hash/crc.odin

@@ -1,6 +1,6 @@
 package hash
 
-@(optimization_mode="speed")
+@(optimization_mode="favor_size")
 crc64_ecma_182 :: proc "contextless" (data: []byte, seed := u64(0)) -> (result: u64) #no_bounds_check {
 	result = seed
 	#no_bounds_check for b in data {
@@ -14,7 +14,7 @@ crc64_ecma_182 :: proc "contextless" (data: []byte, seed := u64(0)) -> (result:
 	bit-reversed, with one's complement pre and post processing.
 	Based on Mark Adler's v1.4 implementation in C under the ZLIB license.
 */
-@(optimization_mode="speed")
+@(optimization_mode="favor_size")
 crc64_xz :: proc "contextless" (data: []byte, seed := u64(0)) -> u64 #no_bounds_check {
 	data := data
 	result := ~u64le(seed)
@@ -52,7 +52,7 @@ crc64_xz :: proc "contextless" (data: []byte, seed := u64(0)) -> u64 #no_bounds_
 /*
 	Generator polynomial: x^64 + x^4 + x^3 + x + 1
 */
-@(optimization_mode="speed")
+@(optimization_mode="favor_size")
 crc64_iso_3306 :: proc "contextless" (data: []byte, seed := u64(0)) -> u64 #no_bounds_check {
 
 	result := seed
@@ -738,4 +738,4 @@ crc64_iso_3306_inverse :: proc "contextless" (data: []byte, seed := u64(0)) -> u
 	0x9fc0, 0x9e70, 0x9ca0, 0x9d10, 
 	0x9480, 0x9530, 0x97e0, 0x9650, 
 	0x9240, 0x93f0, 0x9120, 0x9090,
-}
+}

core/hash/crc32.odin

@@ -2,7 +2,7 @@ package hash
 
 import "base:intrinsics"
 
-@(optimization_mode="speed")
+@(optimization_mode="favor_size")
 crc32 :: proc "contextless" (data: []byte, seed := u32(0)) -> u32 #no_bounds_check {
 	crc := ~seed
 	buffer := raw_data(data)

core/hash/hash.odin

@@ -3,7 +3,7 @@ package hash
 import "core:mem"
 import "base:intrinsics"
 
-@(optimization_mode="speed")
+@(optimization_mode="favor_size")
 adler32 :: proc "contextless" (data: []byte, seed := u32(1)) -> u32 #no_bounds_check {
 
 	ADLER_CONST :: 65521
@@ -46,7 +46,7 @@ adler32 :: proc "contextless" (data: []byte, seed := u32(1)) -> u32 #no_bounds_c
 	return (u32(b) << 16) | u32(a)
 }
 
-@(optimization_mode="speed")
+@(optimization_mode="favor_size")
 djb2 :: proc "contextless" (data: []byte, seed := u32(5381)) -> u32 {
 	hash: u32 = seed
 	for b in data {
@@ -73,7 +73,7 @@ djbx33a :: proc "contextless" (data: []byte, seed := u32(5381)) -> (result: [16]
 }
 
 // If you have a choice, prefer fnv32a
-@(optimization_mode="speed")
+@(optimization_mode="favor_size")
 fnv32_no_a :: proc "contextless" (data: []byte, seed := u32(0x811c9dc5)) -> u32 {
 	h: u32 = seed
 	for b in data {
@@ -86,7 +86,7 @@ fnv32 :: fnv32_no_a // NOTE(bill): Not a fan of these aliases but seems necessar
 fnv64 :: fnv64_no_a // NOTE(bill): Not a fan of these aliases but seems necessary
 
 // If you have a choice, prefer fnv64a
-@(optimization_mode="speed")
+@(optimization_mode="favor_size")
 fnv64_no_a :: proc "contextless" (data: []byte, seed := u64(0xcbf29ce484222325)) -> u64 {
 	h: u64 = seed
 	for b in data {
@@ -94,7 +94,7 @@ fnv64_no_a :: proc "contextless" (data: []byte, seed := u64(0xcbf29ce484222325))
 	}
 	return h
 }
-@(optimization_mode="speed")
+@(optimization_mode="favor_size")
 fnv32a :: proc "contextless" (data: []byte, seed := u32(0x811c9dc5)) -> u32 {
 	h: u32 = seed
 	for b in data {
@@ -103,7 +103,7 @@ fnv32a :: proc "contextless" (data: []byte, seed := u32(0x811c9dc5)) -> u32 {
 	return h
 }
 
-@(optimization_mode="speed")
+@(optimization_mode="favor_size")
 fnv64a :: proc "contextless" (data: []byte, seed := u64(0xcbf29ce484222325)) -> u64 {
 	h: u64 = seed
 	for b in data {
@@ -112,7 +112,7 @@ fnv64a :: proc "contextless" (data: []byte, seed := u64(0xcbf29ce484222325)) ->
 	return h
 }
 
-@(optimization_mode="speed")
+@(optimization_mode="favor_size")
 jenkins :: proc "contextless" (data: []byte, seed := u32(0)) -> u32 {
 	hash: u32 = seed
 	for b in data {
@@ -126,7 +126,7 @@ jenkins :: proc "contextless" (data: []byte, seed := u32(0)) -> u32 {
 	return hash
 }
 
-@(optimization_mode="speed")
+@(optimization_mode="favor_size")
 murmur32 :: proc "contextless" (data: []byte, seed := u32(0)) -> u32 {
 	c1_32: u32 : 0xcc9e2d51
 	c2_32: u32 : 0x1b873593
@@ -177,7 +177,7 @@ murmur32 :: proc "contextless" (data: []byte, seed := u32(0)) -> u32 {
 }
 
 // See https://github.com/aappleby/smhasher/blob/master/src/MurmurHash2.cpp#L96
-@(optimization_mode="speed")
+@(optimization_mode="favor_size")
 murmur64a :: proc "contextless" (data: []byte, seed := u64(0x9747b28c)) -> u64 {
 	m :: 0xc6a4a7935bd1e995
 	r :: 47
@@ -218,7 +218,7 @@ murmur64a :: proc "contextless" (data: []byte, seed := u64(0x9747b28c)) -> u64 {
 }
 
 // See https://github.com/aappleby/smhasher/blob/master/src/MurmurHash2.cpp#L140
-@(optimization_mode="speed")
+@(optimization_mode="favor_size")
 murmur64b :: proc "contextless" (data: []byte, seed := u64(0x9747b28c)) -> u64 {
 	m :: 0x5bd1e995
 	r :: 24
@@ -286,7 +286,7 @@ murmur64b :: proc "contextless" (data: []byte, seed := u64(0x9747b28c)) -> u64 {
 	return u64(h1)<<32 | u64(h2)
 }
 
-@(optimization_mode="speed")
+@(optimization_mode="favor_size")
 sdbm :: proc "contextless" (data: []byte, seed := u32(0)) -> u32 {
 	hash: u32 = seed
 	for b in data {

core/hash/xxhash/common.odin

@@ -67,17 +67,17 @@ when !XXH_DISABLE_PREFETCH {
 }
 
 
-@(optimization_mode="speed")
+@(optimization_mode="favor_size")
 XXH_rotl32 :: #force_inline proc(x, r: u32) -> (res: u32) {
 	return ((x << r) | (x >> (32 - r)))
 }
 
-@(optimization_mode="speed")
+@(optimization_mode="favor_size")
 XXH_rotl64 :: #force_inline proc(x, r: u64) -> (res: u64) {
 	return ((x << r) | (x >> (64 - r)))
 }
 
-@(optimization_mode="speed")
+@(optimization_mode="favor_size")
 XXH32_read32 :: #force_inline proc(buf: []u8, alignment := Alignment.Unaligned) -> (res: u32) {
 	if XXH_FORCE_MEMORY_ACCESS == 2 || alignment == .Aligned {
 		#no_bounds_check b := (^u32le)(&buf[0])^
@@ -89,7 +89,7 @@ XXH32_read32 :: #force_inline proc(buf: []u8, alignment := Alignment.Unaligned)
 	}
 }
 
-@(optimization_mode="speed")
+@(optimization_mode="favor_size")
 XXH64_read64 :: #force_inline proc(buf: []u8, alignment := Alignment.Unaligned) -> (res: u64) {
 	if XXH_FORCE_MEMORY_ACCESS == 2 || alignment == .Aligned {
 		#no_bounds_check b := (^u64le)(&buf[0])^
@@ -99,4 +99,4 @@ XXH64_read64 :: #force_inline proc(buf: []u8, alignment := Alignment.Unaligned)
 		mem_copy(&b, raw_data(buf[:]), 8)
 		return u64(b)
 	}
-}
+}

core/hash/xxhash/xxhash_3.odin

@@ -111,13 +111,13 @@ XXH128_canonical :: struct {
 	@param lhs, rhs The 64-bit integers to multiply
 	@return The low 64 bits of the product XOR'd by the high 64 bits.
 */
-@(optimization_mode="speed")
+@(optimization_mode="favor_size")
 XXH_mul_64_to_128_fold_64 :: #force_inline proc(lhs, rhs: xxh_u64) -> (res: xxh_u64) {
 	t := u128(lhs) * u128(rhs)
 	return u64(t & 0xFFFFFFFFFFFFFFFF) ~ u64(t >> 64)
 }
 
-@(optimization_mode="speed")
+@(optimization_mode="favor_size")
 XXH_xorshift_64 :: #force_inline proc(v: xxh_u64, #any_int shift: uint) -> (res: xxh_u64) {
 	return v ~ (v >> shift)
 }
@@ -125,7 +125,7 @@ XXH_xorshift_64 :: #force_inline proc(v: xxh_u64, #any_int shift: uint) -> (res:
 /*
 	This is a fast avalanche stage, suitable when input bits are already partially mixed
 */
-@(optimization_mode="speed")
+@(optimization_mode="favor_size")
 XXH3_avalanche :: #force_inline proc(h64: xxh_u64) -> (res: xxh_u64) {
 	res = XXH_xorshift_64(h64, 37)
 	res *= 0x165667919E3779F9
@@ -137,7 +137,7 @@ XXH3_avalanche :: #force_inline proc(h64: xxh_u64) -> (res: xxh_u64) {
 	This is a stronger avalanche, inspired by Pelle Evensen's rrmxmx
 	preferable when input has not been previously mixed
 */
-@(optimization_mode="speed")
+@(optimization_mode="favor_size")
 XXH3_rrmxmx :: #force_inline proc(h64, length: xxh_u64) -> (res: xxh_u64) {
 	/* this mix is inspired by Pelle Evensen's rrmxmx */
 	res = h64
@@ -166,7 +166,7 @@ XXH3_rrmxmx :: #force_inline proc(h64, length: xxh_u64) -> (res: xxh_u64) {
 	fast for a _128-bit_ hash on 32-bit (it usually clears XXH64).
 */
 
-@(optimization_mode="speed")
+@(optimization_mode="favor_size")
 XXH3_len_1to3_128b :: #force_inline proc(input: []u8, secret: []u8, seed: xxh_u64) -> (res: xxh_u128) {
 	/* A doubled version of 1to3_64b with different constants. */
 	length := len(input)
@@ -190,7 +190,7 @@ XXH3_len_1to3_128b :: #force_inline proc(input: []u8, secret: []u8, seed: xxh_u6
 	}
 }
 
-@(optimization_mode="speed")
+@(optimization_mode="favor_size")
 XXH3_len_4to8_128b :: #force_inline proc(input: []u8, secret: []u8, seed: xxh_u64) -> (res: xxh_u128) {
 	length := len(input)
 	seed   := seed
@@ -219,7 +219,7 @@ XXH3_len_4to8_128b :: #force_inline proc(input: []u8, secret: []u8, seed: xxh_u6
 	}
 }
 
-@(optimization_mode="speed")
+@(optimization_mode="favor_size")
 XXH3_len_9to16_128b :: #force_inline proc(input: []u8, secret: []u8, seed: xxh_u64) -> (res: xxh_u128) {
 	length := len(input)
 
@@ -261,7 +261,7 @@ XXH3_len_9to16_128b :: #force_inline proc(input: []u8, secret: []u8, seed: xxh_u
 /*
 	Assumption: `secret` size is >= XXH3_SECRET_SIZE_MIN
 */
-@(optimization_mode="speed")
+@(optimization_mode="favor_size")
 XXH3_len_0to16_128b :: #force_inline proc(input: []u8, secret: []u8, seed: xxh_u64) -> (res: xxh_u128) {
 	length := len(input)
 
@@ -279,7 +279,7 @@ XXH3_len_0to16_128b :: #force_inline proc(input: []u8, secret: []u8, seed: xxh_u
 /*
 	A bit slower than XXH3_mix16B, but handles multiply by zero better.
 */
-@(optimization_mode="speed")
+@(optimization_mode="favor_size")
 XXH128_mix32B :: #force_inline proc(acc: xxh_u128, input_1: []u8, input_2: []u8, secret: []u8, seed: xxh_u64) -> (res: xxh_u128) {
 	acc128 := XXH128_hash_t{
 		h = acc,
@@ -293,7 +293,7 @@ XXH128_mix32B :: #force_inline proc(acc: xxh_u128, input_1: []u8, input_2: []u8,
 	}
 }
 
-@(optimization_mode="speed")
+@(optimization_mode="favor_size")
 XXH3_len_17to128_128b :: #force_inline proc(input: []u8, secret: []u8, seed: xxh_u64) -> (res: xxh_u128) {
 	length := len(input)
 
@@ -323,7 +323,7 @@ XXH3_len_17to128_128b :: #force_inline proc(input: []u8, secret: []u8, seed: xxh
 	unreachable()
 }
 
-@(optimization_mode="speed")
+@(optimization_mode="favor_size")
 XXH3_len_129to240_128b :: #force_inline proc(input: []u8, secret: []u8, seed: xxh_u64) -> (res: xxh_u128) {
 	length := len(input)
 
@@ -379,7 +379,7 @@ XXH3_INIT_ACC :: [XXH_ACC_NB]xxh_u64{
 
 XXH_SECRET_MERGEACCS_START :: 11
 
-@(optimization_mode="speed")
+@(optimization_mode="favor_size")
 XXH3_hashLong_128b_internal :: #force_inline proc(
 			input: []u8,
 			secret: []u8,
@@ -407,7 +407,7 @@ XXH3_hashLong_128b_internal :: #force_inline proc(
 /*
  * It's important for performance that XXH3_hashLong is not inlined.
  */
-@(optimization_mode="speed")
+@(optimization_mode="favor_size")
 XXH3_hashLong_128b_default :: #force_no_inline proc(input: []u8, seed: xxh_u64, secret: []u8) -> (res: XXH3_128_hash) {
 	return XXH3_hashLong_128b_internal(input, XXH3_kSecret[:], XXH3_accumulate_512, XXH3_scramble_accumulator)
 }
@@ -415,12 +415,12 @@ XXH3_hashLong_128b_default :: #force_no_inline proc(input: []u8, seed: xxh_u64,
 /*
  * It's important for performance that XXH3_hashLong is not inlined.
  */
-@(optimization_mode="speed")
+@(optimization_mode="favor_size")
 XXH3_hashLong_128b_withSecret :: #force_no_inline proc(input: []u8, seed: xxh_u64, secret: []u8) -> (res: XXH3_128_hash) {
 	return XXH3_hashLong_128b_internal(input, secret, XXH3_accumulate_512, XXH3_scramble_accumulator)
 }
 
-@(optimization_mode="speed")
+@(optimization_mode="favor_size")
 XXH3_hashLong_128b_withSeed_internal :: #force_inline proc(
 								input: []u8, seed: xxh_u64, secret: []u8,
 								f_acc512: XXH3_accumulate_512_f,
@@ -441,14 +441,14 @@ XXH3_hashLong_128b_withSeed_internal :: #force_inline proc(
 /*
  * It's important for performance that XXH3_hashLong is not inlined.
  */
- @(optimization_mode="speed")
+ @(optimization_mode="favor_size")
 XXH3_hashLong_128b_withSeed :: #force_no_inline proc(input: []u8, seed: xxh_u64, secret: []u8) -> (res: XXH3_128_hash) {
 	return XXH3_hashLong_128b_withSeed_internal(input, seed, secret, XXH3_accumulate_512, XXH3_scramble_accumulator , XXH3_init_custom_secret)
 }
 
 XXH3_hashLong128_f :: #type proc(input: []u8, seed: xxh_u64, secret: []u8)  -> (res: XXH3_128_hash)
 
-@(optimization_mode="speed")
+@(optimization_mode="favor_size")
 XXH3_128bits_internal :: #force_inline proc(
 	input: []u8, seed: xxh_u64, secret: []u8, f_hl128: XXH3_hashLong128_f) -> (res: XXH3_128_hash) {
 
@@ -474,17 +474,17 @@ XXH3_128bits_internal :: #force_inline proc(
 }
 
 /* ===   Public XXH128 API   === */
-@(optimization_mode="speed")
+@(optimization_mode="favor_size")
 XXH3_128_default :: proc(input: []u8) -> (hash: XXH3_128_hash) {
 	return XXH3_128bits_internal(input, 0, XXH3_kSecret[:], XXH3_hashLong_128b_withSeed)
 }
 
-@(optimization_mode="speed")
+@(optimization_mode="favor_size")
 XXH3_128_with_seed :: proc(input: []u8, seed: xxh_u64) -> (hash: XXH3_128_hash) {
 	return XXH3_128bits_internal(input, seed, XXH3_kSecret[:], XXH3_hashLong_128b_withSeed)
 }
 
-@(optimization_mode="speed")
+@(optimization_mode="favor_size")
 XXH3_128_with_secret :: proc(input: []u8, secret: []u8) -> (hash: XXH3_128_hash) {
 	return XXH3_128bits_internal(input, 0, secret, XXH3_hashLong_128b_withSecret)
 }
@@ -519,7 +519,7 @@ XXH3_128 :: proc { XXH3_128_default, XXH3_128_with_seed, XXH3_128_with_secret }
 	The XOR mixing hides individual parts of the secret and increases entropy.
 	This adds an extra layer of strength for custom secrets.
 */
-@(optimization_mode="speed")
+@(optimization_mode="favor_size")
 XXH3_len_1to3_64b :: #force_inline proc(input: []u8, secret: []u8, seed: xxh_u64) -> (res: xxh_u64) {
 	length := u32(len(input))
 	assert(input != nil)
@@ -542,7 +542,7 @@ XXH3_len_1to3_64b :: #force_inline proc(input: []u8, secret: []u8, seed: xxh_u64
 	}
 }
 
-@(optimization_mode="speed")
+@(optimization_mode="favor_size")
 XXH3_len_4to8_64b :: #force_inline proc(input: []u8, secret: []u8, seed: xxh_u64) -> (res: xxh_u64) {
 	length := u32(len(input))
 	assert(input != nil)
@@ -562,7 +562,7 @@ XXH3_len_4to8_64b :: #force_inline proc(input: []u8, secret: []u8, seed: xxh_u64
 	}
 }
 
-@(optimization_mode="speed")
+@(optimization_mode="favor_size")
 XXH3_len_9to16_64b :: #force_inline proc(input: []u8, secret: []u8, seed: xxh_u64) -> (res: xxh_u64) {
 	length := u64(len(input))
 	assert(input != nil)
@@ -579,7 +579,7 @@ XXH3_len_9to16_64b :: #force_inline proc(input: []u8, secret: []u8, seed: xxh_u6
 	}
 }
 
-@(optimization_mode="speed")
+@(optimization_mode="favor_size")
 XXH3_len_0to16_64b :: #force_inline proc(input: []u8, secret: []u8, seed: xxh_u64) -> (res: xxh_u64) {
 	length := u64(len(input))
 	assert(input != nil)
@@ -621,7 +621,7 @@ XXH3_len_0to16_64b :: #force_inline proc(input: []u8, secret: []u8, seed: xxh_u6
 	by this, although it is always a good idea to use a proper seed if you care
 	about strength.
 */
-@(optimization_mode="speed")
+@(optimization_mode="favor_size")
 XXH3_mix16B :: #force_inline proc(input: []u8, secret: []u8, seed: xxh_u64) -> (res: xxh_u64) {
 	input_lo := XXH64_read64(input[0:])
 	input_hi := XXH64_read64(input[8:])
@@ -632,7 +632,7 @@ XXH3_mix16B :: #force_inline proc(input: []u8, secret: []u8, seed: xxh_u64) -> (
 }
 
 /* For mid range keys, XXH3 uses a Mum-hash variant. */
-@(optimization_mode="speed")
+@(optimization_mode="favor_size")
 XXH3_len_17to128_64b :: proc(input: []u8, secret: []u8, seed: xxh_u64) -> (res: xxh_u64) {
 	assert(len(secret) >= XXH3_SECRET_SIZE_MIN)
 	length := len(input)
@@ -665,7 +665,7 @@ XXH3_MIDSIZE_MAX         :: 240
 XXH3_MIDSIZE_STARTOFFSET :: 3
 XXH3_MIDSIZE_LASTOFFSET  :: 17
 
-@(optimization_mode="speed")
+@(optimization_mode="favor_size")
 XXH3_len_129to240_64b :: proc(input: []u8, secret: []u8, seed: xxh_u64) -> (res: xxh_u64) {
 	assert(len(secret) >= XXH3_SECRET_SIZE_MIN)
 	length := len(input)
@@ -699,7 +699,7 @@ XXH_SECRET_CONSUME_RATE  :: 8 /* nb of secret bytes consumed at each accumulatio
 XXH_ACC_NB               :: (XXH_STRIPE_LEN / size_of(xxh_u64))
 XXH_SECRET_LASTACC_START :: 7 /* not aligned on 8, last secret is different from acc & scrambler */
 
-@(optimization_mode="speed")
+@(optimization_mode="favor_size")
 XXH_writeLE64 :: #force_inline proc(dst: []u8, v64: u64le) {
 	v := v64
 	mem_copy(raw_data(dst), &v, size_of(v64))
@@ -737,7 +737,7 @@ XXH3_scramble_accumulator : XXH3_scramble_accumulator_f = XXH3_scramble_accumula
 XXH3_init_custom_secret   : XXH3_init_custom_secret_f   = XXH3_init_custom_secret_scalar
 
 /* scalar variants - universal */
-@(optimization_mode="speed")
+@(optimization_mode="favor_size")
 XXH3_accumulate_512_scalar :: #force_inline proc(acc: []xxh_u64, input: []u8, secret: []u8) {
 	xacc    := acc     /* presumed aligned */
 	xinput  := input   /* no alignment restriction */
@@ -754,7 +754,7 @@ XXH3_accumulate_512_scalar :: #force_inline proc(acc: []xxh_u64, input: []u8, se
 	}
 }
 
-@(optimization_mode="speed")
+@(optimization_mode="favor_size")
 XXH3_scramble_accumulator_scalar :: #force_inline proc(acc: []xxh_u64, secret: []u8) {
 	xacc    := acc     /* presumed aligned */
 	xsecret := secret  /* no alignment restriction */
@@ -771,7 +771,7 @@ XXH3_scramble_accumulator_scalar :: #force_inline proc(acc: []xxh_u64, secret: [
 	}
 }
 
-@(optimization_mode="speed")
+@(optimization_mode="favor_size")
 XXH3_init_custom_secret_scalar :: #force_inline proc(custom_secret: []u8, seed64: xxh_u64) {
 	#assert((XXH_SECRET_DEFAULT_SIZE & 15) == 0)
 
@@ -791,7 +791,7 @@ XXH_PREFETCH_DIST :: 320
  * Loops over XXH3_accumulate_512().
  * Assumption: nbStripes will not overflow the secret size
  */
-@(optimization_mode="speed")
+@(optimization_mode="favor_size")
 XXH3_accumulate :: #force_inline proc(
 	acc: []xxh_u64, input: []u8, secret: []u8, nbStripes: uint, f_acc512: XXH3_accumulate_512_f) {
 
@@ -804,7 +804,7 @@ XXH3_accumulate :: #force_inline proc(
 	}
 }
 
-@(optimization_mode="speed")
+@(optimization_mode="favor_size")
 XXH3_hashLong_internal_loop :: #force_inline proc(acc: []xxh_u64, input: []u8, secret: []u8,
 	f_acc512: XXH3_accumulate_512_f, f_scramble: XXH3_scramble_accumulator_f) {
 
@@ -833,14 +833,14 @@ XXH3_hashLong_internal_loop :: #force_inline proc(acc: []xxh_u64, input: []u8, s
 	}
 }
 
-@(optimization_mode="speed")
+@(optimization_mode="favor_size")
 XXH3_mix2Accs :: #force_inline proc(acc: []xxh_u64, secret: []u8) -> (res: xxh_u64) {
 	return XXH_mul_64_to_128_fold_64(
 		acc[0] ~ XXH64_read64(secret),
 		acc[1] ~ XXH64_read64(secret[8:]))
 }
 
-@(optimization_mode="speed")
+@(optimization_mode="favor_size")
 XXH3_mergeAccs :: #force_inline proc(acc: []xxh_u64, secret: []u8, start: xxh_u64) -> (res: xxh_u64) {
 	result64 := start
 	#no_bounds_check for i := 0; i < 4; i += 1 {
@@ -849,7 +849,7 @@ XXH3_mergeAccs :: #force_inline proc(acc: []xxh_u64, secret: []u8, start: xxh_u6
 	return XXH3_avalanche(result64)
 }
 
-@(optimization_mode="speed")
+@(optimization_mode="favor_size")
 XXH3_hashLong_64b_internal :: #force_inline proc(input: []u8, secret: []u8,
 			f_acc512: XXH3_accumulate_512_f, f_scramble: XXH3_scramble_accumulator_f) -> (hash: xxh_u64) {
 
@@ -868,7 +868,7 @@ XXH3_hashLong_64b_internal :: #force_inline proc(input: []u8, secret: []u8,
 /*
 	It's important for performance that XXH3_hashLong is not inlined.
 */
-@(optimization_mode="speed")
+@(optimization_mode="favor_size")
 XXH3_hashLong_64b_withSecret :: #force_no_inline proc(input: []u8, seed64: xxh_u64, secret: []u8) -> (hash: xxh_u64) {
 	return XXH3_hashLong_64b_internal(input, secret, XXH3_accumulate_512, XXH3_scramble_accumulator)
 }
@@ -880,7 +880,7 @@ XXH3_hashLong_64b_withSecret :: #force_no_inline proc(input: []u8, seed64: xxh_u
 	This variant enforces that the compiler can detect that,
 	and uses this opportunity to streamline the generated code for better performance.
 */
-@(optimization_mode="speed")
+@(optimization_mode="favor_size")
 XXH3_hashLong_64b_default :: #force_no_inline proc(input: []u8, seed64: xxh_u64, secret: []u8) -> (hash: xxh_u64) {
 	return XXH3_hashLong_64b_internal(input, XXH3_kSecret[:], XXH3_accumulate_512, XXH3_scramble_accumulator)
 }
@@ -896,7 +896,7 @@ XXH3_hashLong_64b_default :: #force_no_inline proc(input: []u8, seed64: xxh_u64,
 	It's important for performance that XXH3_hashLong is not inlined. Not sure
 	why (uop cache maybe?), but the difference is large and easily measurable.
 */
-@(optimization_mode="speed")
+@(optimization_mode="favor_size")
 XXH3_hashLong_64b_withSeed_internal :: #force_no_inline proc(
 	input:       []u8,
 	seed:        xxh_u64,
@@ -916,7 +916,7 @@ XXH3_hashLong_64b_withSeed_internal :: #force_no_inline proc(
 /*
 	It's important for performance that XXH3_hashLong is not inlined.
 */
-@(optimization_mode="speed")
+@(optimization_mode="favor_size")
 XXH3_hashLong_64b_withSeed :: #force_no_inline proc(input: []u8, seed: xxh_u64, secret: []u8) -> (hash: xxh_u64) {
 	return XXH3_hashLong_64b_withSeed_internal(input, seed, XXH3_accumulate_512, XXH3_scramble_accumulator, XXH3_init_custom_secret)
 }
@@ -924,7 +924,7 @@ XXH3_hashLong_64b_withSeed :: #force_no_inline proc(input: []u8, seed: xxh_u64,
 
 XXH3_hashLong64_f :: #type proc(input: []u8, seed: xxh_u64, secret: []u8)  -> (res: xxh_u64)
 
-@(optimization_mode="speed")
+@(optimization_mode="favor_size")
 XXH3_64bits_internal :: proc(input: []u8, seed: xxh_u64, secret: []u8, f_hashLong: XXH3_hashLong64_f) -> (hash: xxh_u64) {
 	assert(len(secret) >= XXH3_SECRET_SIZE_MIN)
 	/*
@@ -944,19 +944,19 @@ XXH3_64bits_internal :: proc(input: []u8, seed: xxh_u64, secret: []u8, f_hashLon
 }
 
 /* ===   Public entry point   === */
-@(optimization_mode="speed")
+@(optimization_mode="favor_size")
 XXH3_64_default :: proc(input: []u8) -> (hash: xxh_u64) {
 	return XXH3_64bits_internal(input, 0, XXH3_kSecret[:], XXH3_hashLong_64b_default)
 }
 
-@(optimization_mode="speed")
+@(optimization_mode="favor_size")
 XXH3_64_with_seed :: proc(input: []u8, seed: xxh_u64) -> (hash: xxh_u64) {
 	return XXH3_64bits_internal(input, seed, XXH3_kSecret[:], XXH3_hashLong_64b_withSeed)
 }
 
-@(optimization_mode="speed")
+@(optimization_mode="favor_size")
 XXH3_64_with_secret :: proc(input, secret: []u8) -> (hash: xxh_u64) {
 	return XXH3_64bits_internal(input, 0, secret, XXH3_hashLong_64b_withSecret)
 }
 
-XXH3_64 :: proc { XXH3_64_default, XXH3_64_with_seed, XXH3_64_with_secret }
+XXH3_64 :: proc { XXH3_64_default, XXH3_64_with_seed, XXH3_64_with_secret }

core/hash/xxhash/xxhash_32.odin

@@ -40,7 +40,7 @@ XXH_PRIME32_3 :: 0xC2B2AE3D     /*!< 0b11000010101100101010111000111101 */
 XXH_PRIME32_4 :: 0x27D4EB2F     /*!< 0b00100111110101001110101100101111 */
 XXH_PRIME32_5 :: 0x165667B1     /*!< 0b00010110010101100110011110110001 */
 
-@(optimization_mode="speed")
+@(optimization_mode="favor_size")
 XXH32_round :: #force_inline proc(seed, input: XXH32_hash) -> (res: XXH32_hash) {
 	seed := seed
 
@@ -53,7 +53,7 @@ XXH32_round :: #force_inline proc(seed, input: XXH32_hash) -> (res: XXH32_hash)
 /*
 	Mix all bits
 */
-@(optimization_mode="speed")
+@(optimization_mode="favor_size")
 XXH32_avalanche :: #force_inline proc(h32: u32) -> (res: u32) {
 	h32 := h32
 
@@ -65,7 +65,7 @@ XXH32_avalanche :: #force_inline proc(h32: u32) -> (res: u32) {
 	return h32
 }
 
-@(optimization_mode="speed")
+@(optimization_mode="favor_size")
 XXH32_finalize :: #force_inline proc(h32: u32, buf: []u8, alignment: Alignment) -> (res: u32) {
 	process_1 :: #force_inline proc(h32: u32, buf: []u8) -> (h32_res: u32, buf_res: []u8) {
 		#no_bounds_check b := u32(buf[0])
@@ -143,7 +143,7 @@ XXH32_finalize :: #force_inline proc(h32: u32, buf: []u8, alignment: Alignment)
 	unreachable()
 }
 
-@(optimization_mode="speed")
+@(optimization_mode="favor_size")
 XXH32_endian_align :: #force_inline proc(input: []u8, seed := XXH32_DEFAULT_SEED, alignment: Alignment) -> (res: XXH32_hash) {
 	buf := input
 	length := len(input)
@@ -318,4 +318,4 @@ XXH32_canonical_from_hash :: proc(hash: XXH32_hash) -> (canonical: XXH32_canonic
 XXH32_hash_from_canonical :: proc(canonical: ^XXH32_canonical) -> (hash: XXH32_hash) {
 	h := (^u32be)(&canonical.digest)^
 	return XXH32_hash(h)
-}
+}

core/hash/xxhash/xxhash_64.odin

@@ -40,7 +40,7 @@ XXH_PRIME64_3 :: 0x165667B19E3779F9 /*!< 0b0001011001010110011001111011000110011
 XXH_PRIME64_4 :: 0x85EBCA77C2B2AE63 /*!< 0b1000010111101011110010100111011111000010101100101010111001100011 */
 XXH_PRIME64_5 :: 0x27D4EB2F165667C5 /*!< 0b0010011111010100111010110010111100010110010101100110011111000101 */
 
-@(optimization_mode="speed")
+@(optimization_mode="favor_size")
 XXH64_round :: proc(acc, input: xxh_u64) -> (res: xxh_u64) {
 	acc := acc
 
@@ -50,14 +50,14 @@ XXH64_round :: proc(acc, input: xxh_u64) -> (res: xxh_u64) {
 	return acc
 }
 
-@(optimization_mode="speed")
+@(optimization_mode="favor_size")
 XXH64_mergeRound :: proc(acc, val: xxh_u64) -> (res: xxh_u64) {
 	res  = acc ~ XXH64_round(0, val)
 	res  = res * XXH_PRIME64_1 + XXH_PRIME64_4
 	return res
 }
 
-@(optimization_mode="speed")
+@(optimization_mode="favor_size")
 XXH64_avalanche :: proc(h64: xxh_u64) -> (res: xxh_u64) {
 	res = h64
 	res ~= res >> 33
@@ -68,7 +68,7 @@ XXH64_avalanche :: proc(h64: xxh_u64) -> (res: xxh_u64) {
 	return res
 }
 
-@(optimization_mode="speed")
+@(optimization_mode="favor_size")
 XXH64_finalize :: proc(h64: xxh_u64, buf: []u8, alignment: Alignment) -> (res: xxh_u64) {
 	buf := buf
 	length := len(buf) & 31
@@ -100,7 +100,7 @@ XXH64_finalize :: proc(h64: xxh_u64, buf: []u8, alignment: Alignment) -> (res: x
 	return XXH64_avalanche(res)
 }
 
-@(optimization_mode="speed")
+@(optimization_mode="favor_size")
 XXH64_endian_align :: proc(input: []u8, seed := XXH64_DEFAULT_SEED, alignment := Alignment.Unaligned) -> (res: xxh_u64) {
 	buf    := input
 	length := len(buf)
@@ -191,7 +191,7 @@ XXH64_reset_state :: proc(state_ptr: ^XXH64_state, seed := XXH64_DEFAULT_SEED) -
 	return .None
 }
 
-@(optimization_mode="speed")
+@(optimization_mode="favor_size")
 XXH64_update :: proc(state: ^XXH64_state, input: []u8) -> (err: Error) {
 	buf    := input
 	length := len(buf)
@@ -245,7 +245,7 @@ XXH64_update :: proc(state: ^XXH64_state, input: []u8) -> (err: Error) {
 	return .None
 }
 
-@(optimization_mode="speed")
+@(optimization_mode="favor_size")
 XXH64_digest :: proc(state: ^XXH64_state) -> (res: XXH64_hash) {
 	if state.total_len >= 32 {
 		v1 := state.v1
@@ -292,4 +292,4 @@ XXH64_canonical_from_hash :: proc(hash: XXH64_hash) -> (canonical: XXH64_canonic
 XXH64_hash_from_canonical :: proc(canonical: ^XXH64_canonical) -> (hash: XXH64_hash) {
 	h := (^u64be)(&canonical.digest)^
 	return XXH64_hash(h)
-}
+}