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Zero non-diagonal elements when converting to matrix

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Fixes #2056
This commit is contained in:
J.C. Moyer
2023-05-09 12:00:38 -04:00
parent 29e4762011
commit ed580b3060
1 changed files with 6 additions and 4 deletions
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src/llvm_backend_expr.cpp
+5 -3
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@@ -2083,10 +2083,12 @@ gb_internal lbValue lb_emit_conv(lbProcedure *p, lbValue value, Type *t) {
Type *elem = base_array_type(dst); Type *elem = base_array_type(dst);
lbValue e = lb_emit_conv(p, value, elem); lbValue e = lb_emit_conv(p, value, elem);
lbAddr v = lb_add_local_generated(p, t, false); lbAddr v = lb_add_local_generated(p, t, false);
lbValue zero = lb_const_value(p->module, elem, exact_value_i64(0), true);
for (i64 j = 0; j < dst->Matrix.column_count; j++) {
for (i64 i = 0; i < dst->Matrix.row_count; i++) { for (i64 i = 0; i < dst->Matrix.row_count; i++) {
isize j = cast(isize)i; lbValue ptr = lb_emit_matrix_epi(p, v.addr, i, j);
lbValue ptr = lb_emit_matrix_epi(p, v.addr, j, j); lb_emit_store(p, ptr, i == j ? e : zero);
lb_emit_store(p, ptr, e); }
} }