refactor mut type expanding
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d8cfac38a2
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cf10914d63
@ -83,22 +83,24 @@ void mut_pfree(Mut* m, usz n);
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static void mut_set(Mut* m, usz ms, B x) { // consumes x; sets m[ms] to x
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again:
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#define AGAIN(T) { mut_to(m, T); goto again; }
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u8 nty;
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switch(m->type) { default: UD;
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case el_MAX: AGAIN(isF64(x)? (q_i32(x)? el_i32 : el_f64) : (isC32(x)? el_c32 : el_B));
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case el_MAX:
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nty = isF64(x)? (q_i32(x)? el_i32 : el_f64) : (isC32(x)? el_c32 : el_B);
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goto change;
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case el_i32: {
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if (!q_i32(x)) AGAIN(isF64(x)? el_f64 : el_B);
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if (!q_i32(x)) { nty = isF64(x)? el_f64 : el_B; goto change; }
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m->ai32[ms] = o2iu(x);
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return;
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}
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case el_c32: {
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if (!isC32(x)) AGAIN(el_B);
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if (!isC32(x)) { nty = el_B; goto change; }
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m->ac32[ms] = o2cu(x);
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return;
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}
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case el_f64: {
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if (!isF64(x)) AGAIN(el_B);
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if (!isF64(x)) { nty = el_B; goto change; }
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m->af64[ms] = o2fu(x);
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return;
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}
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@ -107,7 +109,9 @@ static void mut_set(Mut* m, usz ms, B x) { // consumes x; sets m[ms] to x
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return;
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}
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}
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#undef AGAIN
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change:
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mut_to(m, nty);
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goto again;
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}
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static void mut_setG(Mut* m, usz ms, B x) { // consumes; sets m[ms] to x, assumes the current type can store it
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switch(m->type) { default: UD;
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@ -144,26 +148,28 @@ static B mut_getU(Mut* m, usz ms) {
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// doesn't consume; fills m[ms…ms+l] with x
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static void mut_fill(Mut* m, usz ms, B x, usz l) {
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again:
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#define AGAIN(T) { mut_to(m, T); goto again; }
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u8 nty;
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switch(m->type) { default: UD;
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case el_MAX: AGAIN(isF64(x)? (q_i32(x)? el_i32 : el_f64) : (isC32(x)? el_c32 : el_B));
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case el_MAX:
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nty = isF64(x)? (q_i32(x)? el_i32 : el_f64) : (isC32(x)? el_c32 : el_B);
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goto change;
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case el_i32: {
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if (!q_i32(x)) AGAIN(isF64(x)? el_f64 : el_B);
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if (RARE(!q_i32(x))) { nty = isF64(x)? el_f64 : el_B; goto change; }
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i32* p = m->ai32+ms;
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i32 v = o2iu(x);
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for (usz i = 0; i < l; i++) p[i] = v;
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return;
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}
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case el_c32: {
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if (!isC32(x)) AGAIN(el_B);
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if (RARE(!isC32(x))) { nty = el_B; goto change; }
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u32* p = m->ac32+ms;
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u32 v = o2cu(x);
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for (usz i = 0; i < l; i++) p[i] = v;
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return;
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}
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case el_f64: {
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if (!isF64(x)) AGAIN(el_B);
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if (RARE(!isF64(x))) { nty = el_B; goto change; }
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f64* p = m->af64+ms;
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f64 v = o2fu(x);
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for (usz i = 0; i < l; i++) p[i] = v;
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@ -176,7 +182,9 @@ static void mut_fill(Mut* m, usz ms, B x, usz l) {
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return;
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}
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}
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#undef AGAIN
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change:
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mut_to(m, nty);
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goto again;
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}
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static void mut_fillG(Mut* m, usz ms, B x, usz l) {
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switch(m->type) { default: UD;
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@ -212,25 +220,23 @@ static void mut_fillG(Mut* m, usz ms, B x, usz l) {
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// expects x to be an array, each position must be written to precisely once
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// doesn't consume x
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static void mut_copy(Mut* m, usz ms, B x, usz xs, usz l) {
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static void mut_copy(Mut* m, usz ms, B x, usz xs, usz l) { // TODO try harder to not bump type
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assert(isArr(x));
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u8 xt = v(x)->type;
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u8 xe = TIi(xt,elType);
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// printf("mut_%d[%d…%d] ← %s[%d…%d]\n", m->type, ms, ms+l, format_type(xt), xs, xs+l); fflush(stdout);
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again:
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#define AGAIN { mut_to(m, el_or(m->type, xe)); goto again; }
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// TODO try harder to not bump type
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switch(m->type) { default: UD;
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case el_MAX: AGAIN;
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case el_MAX: goto change;
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case el_i32: {
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if (xt!=t_i32arr & xt!=t_i32slice) AGAIN;
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if (RARE(xt!=t_i32arr & xt!=t_i32slice)) goto change;
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i32* xp = i32any_ptr(x);
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memcpy(m->ai32+ms, xp+xs, l*4);
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return;
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}
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case el_c32: {
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if (xt!=t_c32arr & xt!=t_c32slice) AGAIN;
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if (RARE(xt!=t_c32arr & xt!=t_c32slice)) goto change;
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u32* xp = c32any_ptr(x);
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memcpy(m->ac32+ms, xp+xs, l*4);
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return;
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@ -239,13 +245,13 @@ static void mut_copy(Mut* m, usz ms, B x, usz xs, usz l) {
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f64* xp;
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if (xt==t_f64arr) xp = f64arr_ptr(x);
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else if (xt==t_f64slice) xp = c(F64Slice,x)->a;
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else if (xt==t_i32arr|xt==t_i32slice) {
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else if (LIKELY(xt==t_i32arr|xt==t_i32slice)) {
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i32* xp = i32any_ptr(x);
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f64* rp = m->af64+ms;
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for (usz i = 0; i < l; i++) rp[i] = xp[i+xs];
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return;
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}
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else AGAIN;
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else goto change;
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memcpy(m->af64+ms, xp+xs, l*8);
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return;
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}
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@ -265,7 +271,9 @@ static void mut_copy(Mut* m, usz ms, B x, usz xs, usz l) {
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return;
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}
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}
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#undef AGAIN
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change:
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mut_to(m, el_or(m->type, xe));
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goto again;
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}
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static void mut_copyG(Mut* m, usz ms, B x, usz xs, usz l) { // mut_copy but x is guaranteed to be a subtype of m
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assert(isArr(x));
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