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-rw-r--r--include/bcl.h51
-rw-r--r--include/library.h210
-rw-r--r--include/program.h210
-rw-r--r--include/version.h2
-rw-r--r--include/vm.h4
5 files changed, 308 insertions, 169 deletions
diff --git a/include/bcl.h b/include/bcl.h
index 253138231c66..0908e215182c 100644
--- a/include/bcl.h
+++ b/include/bcl.h
@@ -36,6 +36,9 @@
#ifndef BC_BCL_H
#define BC_BCL_H
+// TODO: Add a generation index when building with Valgrind to check for
+// use-after-free's or double frees.
+
#include <stdbool.h>
#include <stdlib.h>
#include <limits.h>
@@ -238,6 +241,9 @@ bcl_dup(BclNumber s);
BclError
bcl_bigdig(BclNumber n, BclBigDig* result);
+BclError
+bcl_bigdig_keep(BclNumber n, BclBigDig* result);
+
BclNumber
bcl_bigdig2num(BclBigDig val);
@@ -245,35 +251,68 @@ BclNumber
bcl_add(BclNumber a, BclNumber b);
BclNumber
+bcl_add_keep(BclNumber a, BclNumber b);
+
+BclNumber
bcl_sub(BclNumber a, BclNumber b);
BclNumber
+bcl_sub_keep(BclNumber a, BclNumber b);
+
+BclNumber
bcl_mul(BclNumber a, BclNumber b);
BclNumber
+bcl_mul_keep(BclNumber a, BclNumber b);
+
+BclNumber
bcl_div(BclNumber a, BclNumber b);
BclNumber
+bcl_div_keep(BclNumber a, BclNumber b);
+
+BclNumber
bcl_mod(BclNumber a, BclNumber b);
BclNumber
+bcl_mod_keep(BclNumber a, BclNumber b);
+
+BclNumber
bcl_pow(BclNumber a, BclNumber b);
BclNumber
+bcl_pow_keep(BclNumber a, BclNumber b);
+
+BclNumber
bcl_lshift(BclNumber a, BclNumber b);
BclNumber
+bcl_lshift_keep(BclNumber a, BclNumber b);
+
+BclNumber
bcl_rshift(BclNumber a, BclNumber b);
BclNumber
+bcl_rshift_keep(BclNumber a, BclNumber b);
+
+BclNumber
bcl_sqrt(BclNumber a);
+BclNumber
+bcl_sqrt_keep(BclNumber a);
+
BclError
bcl_divmod(BclNumber a, BclNumber b, BclNumber* c, BclNumber* d);
+BclError
+bcl_divmod_keep(BclNumber a, BclNumber b, BclNumber* c, BclNumber* d);
+
BclNumber
bcl_modexp(BclNumber a, BclNumber b, BclNumber c);
+BclNumber
+bcl_modexp_keep(BclNumber a, BclNumber b, BclNumber c);
+
ssize_t
bcl_cmp(BclNumber a, BclNumber b);
@@ -289,19 +328,31 @@ bcl_parse(const char* restrict val);
char*
bcl_string(BclNumber n);
+char*
+bcl_string_keep(BclNumber n);
+
BclNumber
bcl_irand(BclNumber a);
BclNumber
+bcl_irand_keep(BclNumber a);
+
+BclNumber
bcl_frand(size_t places);
BclNumber
bcl_ifrand(BclNumber a, size_t places);
+BclNumber
+bcl_ifrand_keep(BclNumber a, size_t places);
+
BclError
bcl_rand_seedWithNum(BclNumber n);
BclError
+bcl_rand_seedWithNum_keep(BclNumber n);
+
+BclError
bcl_rand_seed(unsigned char seed[BCL_SEED_SIZE]);
void
diff --git a/include/library.h b/include/library.h
index 76df91392da1..1edd3757444c 100644
--- a/include/library.h
+++ b/include/library.h
@@ -47,6 +47,145 @@
#include <num.h>
#include <vm.h>
+#if BC_ENABLE_MEMCHECK
+
+/**
+ * A typedef for Valgrind builds. This is to add a generation index for error
+ * checking.
+ */
+typedef struct BclNum
+{
+ /// The number.
+ BcNum n;
+
+ /// The generation index.
+ size_t gen_idx;
+
+} BclNum;
+
+/**
+ * Clears the generation byte in a BclNumber and returns the value.
+ * @param n The BclNumber.
+ * @return The value of the index.
+ */
+#define BCL_NO_GEN(n) \
+ ((n).i & ~(((size_t) UCHAR_MAX) << ((sizeof(size_t) - 1) * CHAR_BIT)))
+
+/**
+ * Gets the generation index in a BclNumber.
+ * @param n The BclNumber.
+ * @return The generation index.
+ */
+#define BCL_GET_GEN(n) ((n).i >> ((sizeof(size_t) - 1) * CHAR_BIT))
+
+/**
+ * Turns a BclNumber into a BcNum.
+ * @param c The context.
+ * @param n The BclNumber.
+ */
+#define BCL_NUM(c, n) ((BclNum*) bc_vec_item(&(c)->nums, BCL_NO_GEN(n)))
+
+/**
+ * Clears the generation index top byte in the BclNumber.
+ * @param n The BclNumber.
+ */
+#define BCL_CLEAR_GEN(n) \
+ do \
+ { \
+ (n).i &= ~(((size_t) UCHAR_MAX) << ((sizeof(size_t) - 1) * CHAR_BIT)); \
+ } \
+ while (0)
+
+#define BCL_CHECK_NUM_GEN(c, bn) \
+ do \
+ { \
+ size_t gen_ = BCL_GET_GEN(bn); \
+ BclNum* ptr_ = BCL_NUM(c, bn); \
+ if (BCL_NUM_ARRAY(ptr_) == NULL) \
+ { \
+ bcl_nonexistentNum(); \
+ } \
+ if (gen_ != ptr_->gen_idx) \
+ { \
+ bcl_invalidGeneration(); \
+ } \
+ } \
+ while (0)
+
+#define BCL_CHECK_NUM_VALID(c, bn) \
+ do \
+ { \
+ size_t idx_ = BCL_NO_GEN(bn); \
+ if ((c)->nums.len <= idx_) \
+ { \
+ bcl_numIdxOutOfRange(); \
+ } \
+ BCL_CHECK_NUM_GEN(c, bn); \
+ } \
+ while (0)
+
+/**
+ * Returns the limb array of the number.
+ * @param bn The number.
+ * @return The limb array.
+ */
+#define BCL_NUM_ARRAY(bn) ((bn)->n.num)
+
+/**
+ * Returns the limb array of the number for a non-pointer.
+ * @param bn The number.
+ * @return The limb array.
+ */
+#define BCL_NUM_ARRAY_NP(bn) ((bn).n.num)
+
+/**
+ * Returns the BcNum pointer.
+ * @param bn The number.
+ * @return The BcNum pointer.
+ */
+#define BCL_NUM_NUM(bn) (&(bn)->n)
+
+/**
+ * Returns the BcNum pointer for a non-pointer.
+ * @param bn The number.
+ * @return The BcNum pointer.
+ */
+#define BCL_NUM_NUM_NP(bn) (&(bn).n)
+
+// These functions only abort. They exist to give developers some idea of what
+// went wrong when bugs are found, if they look at the Valgrind stack trace.
+
+BC_NORETURN void
+bcl_invalidGeneration(void);
+
+BC_NORETURN void
+bcl_nonexistentNum(void);
+
+BC_NORETURN void
+bcl_numIdxOutOfRange(void);
+
+#else // BC_ENABLE_MEMCHECK
+
+/**
+ * A typedef for non-Valgrind builds.
+ */
+typedef BcNum BclNum;
+
+#define BCL_NO_GEN(n) ((n).i)
+#define BCL_NUM(c, n) ((BclNum*) bc_vec_item(&(c)->nums, (n).i))
+#define BCL_CLEAR_GEN(n) ((void) (n))
+
+#define BCL_CHECK_NUM_GEN(c, bn)
+#define BCL_CHECK_NUM_VALID(c, n)
+
+#define BCL_NUM_ARRAY(bn) ((bn)->num)
+#define BCL_NUM_ARRAY_NP(bn) ((bn).num)
+
+#define BCL_NUM_NUM(bn) (bn)
+#define BCL_NUM_NUM_NP(bn) (&(bn))
+
+#endif // BC_ENABLE_MEMCHECK
+
/**
* A header that sets a jump.
* @param vm The thread data.
@@ -88,19 +227,19 @@
* idx.
* @param c The context.
* @param e The error.
- * @param n The number.
+ * @param bn The number.
* @param idx The idx to set as the return value.
*/
-#define BC_MAYBE_SETUP(c, e, n, idx) \
- do \
- { \
- if (BC_ERR((e) != BCL_ERROR_NONE)) \
- { \
- if ((n).num != NULL) bc_num_free(&(n)); \
- idx.i = 0 - (size_t) (e); \
- } \
- else idx = bcl_num_insert(c, &(n)); \
- } \
+#define BC_MAYBE_SETUP(c, e, bn, idx) \
+ do \
+ { \
+ if (BC_ERR((e) != BCL_ERROR_NONE)) \
+ { \
+ if (BCL_NUM_ARRAY_NP(bn) != NULL) bc_num_free(BCL_NUM_NUM_NP(bn)); \
+ idx.i = 0 - (size_t) (e); \
+ } \
+ else idx = bcl_num_insert(c, &(bn)); \
+ } \
while (0)
/**
@@ -108,17 +247,17 @@
* is bad.
* @param c The context.
*/
-#define BC_CHECK_CTXT(vm, c) \
- do \
- { \
- c = bcl_contextHelper(vm); \
- if (BC_ERR(c == NULL)) \
- { \
- BclNumber n_num; \
- n_num.i = 0 - (size_t) BCL_ERROR_INVALID_CONTEXT; \
- return n_num; \
- } \
- } \
+#define BC_CHECK_CTXT(vm, c) \
+ do \
+ { \
+ c = bcl_contextHelper(vm); \
+ if (BC_ERR(c == NULL)) \
+ { \
+ BclNumber n_num_; \
+ n_num_.i = 0 - (size_t) BCL_ERROR_INVALID_CONTEXT; \
+ return n_num_; \
+ } \
+ } \
while (0)
/**
@@ -157,16 +296,18 @@
#define BC_CHECK_NUM(c, n) \
do \
{ \
- if (BC_ERR((n).i >= (c)->nums.len)) \
+ size_t no_gen_ = BCL_NO_GEN(n); \
+ if (BC_ERR(no_gen_ >= (c)->nums.len)) \
{ \
if ((n).i > 0 - (size_t) BCL_ERROR_NELEMS) return (n); \
else \
{ \
- BclNumber n_num; \
- n_num.i = 0 - (size_t) BCL_ERROR_INVALID_NUM; \
- return n_num; \
+ BclNumber n_num_; \
+ n_num_.i = 0 - (size_t) BCL_ERROR_INVALID_NUM; \
+ return n_num_; \
} \
} \
+ BCL_CHECK_NUM_GEN(c, n); \
} \
while (0)
@@ -181,7 +322,8 @@
#define BC_CHECK_NUM_ERR(c, n) \
do \
{ \
- if (BC_ERR((n).i >= (c)->nums.len)) \
+ size_t no_gen_ = BCL_NO_GEN(n); \
+ if (BC_ERR(no_gen_ >= (c)->nums.len)) \
{ \
if ((n).i > 0 - (size_t) BCL_ERROR_NELEMS) \
{ \
@@ -189,17 +331,25 @@
} \
else return BCL_ERROR_INVALID_NUM; \
} \
+ BCL_CHECK_NUM_GEN(c, n); \
} \
while (0)
//clang-format on
/**
- * Turns a BclNumber into a BcNum.
+ * Grows the context's nums array if necessary.
* @param c The context.
- * @param n The BclNumber.
*/
-#define BC_NUM(c, n) ((BcNum*) bc_vec_item(&(c)->nums, (n).i))
+#define BCL_GROW_NUMS(c) \
+ do \
+ { \
+ if ((c)->free_nums.len == 0) \
+ { \
+ bc_vec_grow(&((c)->nums), 1); \
+ } \
+ } \
+ while (0)
/**
* Frees a BcNum for bcl. This is a destructor.
diff --git a/include/program.h b/include/program.h
index ff32d5db7760..1df753afad22 100644
--- a/include/program.h
+++ b/include/program.h
@@ -904,148 +904,82 @@ extern const char bc_program_esc_seqs[];
#if BC_ENABLE_EXTRA_MATH
-#define BC_PROG_LBLS \
- static const void* const bc_program_inst_lbls[] = { \
- &&lbl_BC_INST_NEG, \
- &&lbl_BC_INST_BOOL_NOT, \
- &&lbl_BC_INST_TRUNC, \
- &&lbl_BC_INST_POWER, \
- &&lbl_BC_INST_MULTIPLY, \
- &&lbl_BC_INST_DIVIDE, \
- &&lbl_BC_INST_MODULUS, \
- &&lbl_BC_INST_PLUS, \
- &&lbl_BC_INST_MINUS, \
- &&lbl_BC_INST_PLACES, \
- &&lbl_BC_INST_LSHIFT, \
- &&lbl_BC_INST_RSHIFT, \
- &&lbl_BC_INST_REL_EQ, \
- &&lbl_BC_INST_REL_LE, \
- &&lbl_BC_INST_REL_GE, \
- &&lbl_BC_INST_REL_NE, \
- &&lbl_BC_INST_REL_LT, \
- &&lbl_BC_INST_REL_GT, \
- &&lbl_BC_INST_BOOL_OR, \
- &&lbl_BC_INST_BOOL_AND, \
- &&lbl_BC_INST_ASSIGN_NO_VAL, \
- &&lbl_BC_INST_NUM, \
- &&lbl_BC_INST_VAR, \
- &&lbl_BC_INST_ARRAY_ELEM, \
- &&lbl_BC_INST_ARRAY, \
- &&lbl_BC_INST_ZERO, \
- &&lbl_BC_INST_ONE, \
- &&lbl_BC_INST_IBASE, \
- &&lbl_BC_INST_OBASE, \
- &&lbl_BC_INST_SCALE, \
- &&lbl_BC_INST_SEED, \
- &&lbl_BC_INST_LENGTH, \
- &&lbl_BC_INST_SCALE_FUNC, \
- &&lbl_BC_INST_SQRT, \
- &&lbl_BC_INST_ABS, \
- &&lbl_BC_INST_IS_NUMBER, \
- &&lbl_BC_INST_IS_STRING, \
- &&lbl_BC_INST_IRAND, \
- &&lbl_BC_INST_ASCIIFY, \
- &&lbl_BC_INST_READ, \
- &&lbl_BC_INST_RAND, \
- &&lbl_BC_INST_MAXIBASE, \
- &&lbl_BC_INST_MAXOBASE, \
- &&lbl_BC_INST_MAXSCALE, \
- &&lbl_BC_INST_MAXRAND, \
- &&lbl_BC_INST_LINE_LENGTH, \
- &&lbl_BC_INST_LEADING_ZERO, \
- &&lbl_BC_INST_PRINT, \
- &&lbl_BC_INST_PRINT_POP, \
- &&lbl_BC_INST_STR, \
- &&lbl_BC_INST_POP, \
- &&lbl_BC_INST_SWAP, \
- &&lbl_BC_INST_MODEXP, \
- &&lbl_BC_INST_DIVMOD, \
- &&lbl_BC_INST_PRINT_STREAM, \
- &&lbl_BC_INST_EXTENDED_REGISTERS, \
- &&lbl_BC_INST_POP_EXEC, \
- &&lbl_BC_INST_EXECUTE, \
- &&lbl_BC_INST_EXEC_COND, \
- &&lbl_BC_INST_PRINT_STACK, \
- &&lbl_BC_INST_CLEAR_STACK, \
- &&lbl_BC_INST_REG_STACK_LEN, \
- &&lbl_BC_INST_STACK_LEN, \
- &&lbl_BC_INST_DUPLICATE, \
- &&lbl_BC_INST_LOAD, \
- &&lbl_BC_INST_PUSH_VAR, \
- &&lbl_BC_INST_PUSH_TO_VAR, \
- &&lbl_BC_INST_QUIT, \
- &&lbl_BC_INST_NQUIT, \
- &&lbl_BC_INST_EXEC_STACK_LEN, \
- &&lbl_BC_INST_INVALID, \
+#define BC_PROG_LBLS \
+ static const void* const bc_program_inst_lbls[] = { \
+ &&lbl_BC_INST_NEG, &&lbl_BC_INST_BOOL_NOT, \
+ &&lbl_BC_INST_TRUNC, &&lbl_BC_INST_POWER, \
+ &&lbl_BC_INST_MULTIPLY, &&lbl_BC_INST_DIVIDE, \
+ &&lbl_BC_INST_MODULUS, &&lbl_BC_INST_PLUS, \
+ &&lbl_BC_INST_MINUS, &&lbl_BC_INST_PLACES, \
+ &&lbl_BC_INST_LSHIFT, &&lbl_BC_INST_RSHIFT, \
+ &&lbl_BC_INST_REL_EQ, &&lbl_BC_INST_REL_LE, \
+ &&lbl_BC_INST_REL_GE, &&lbl_BC_INST_REL_NE, \
+ &&lbl_BC_INST_REL_LT, &&lbl_BC_INST_REL_GT, \
+ &&lbl_BC_INST_BOOL_OR, &&lbl_BC_INST_BOOL_AND, \
+ &&lbl_BC_INST_ASSIGN_NO_VAL, &&lbl_BC_INST_NUM, \
+ &&lbl_BC_INST_VAR, &&lbl_BC_INST_ARRAY_ELEM, \
+ &&lbl_BC_INST_ARRAY, &&lbl_BC_INST_ZERO, \
+ &&lbl_BC_INST_ONE, &&lbl_BC_INST_IBASE, \
+ &&lbl_BC_INST_OBASE, &&lbl_BC_INST_SCALE, \
+ &&lbl_BC_INST_SEED, &&lbl_BC_INST_LENGTH, \
+ &&lbl_BC_INST_SCALE_FUNC, &&lbl_BC_INST_SQRT, \
+ &&lbl_BC_INST_ABS, &&lbl_BC_INST_IS_NUMBER, \
+ &&lbl_BC_INST_IS_STRING, &&lbl_BC_INST_IRAND, \
+ &&lbl_BC_INST_ASCIIFY, &&lbl_BC_INST_READ, \
+ &&lbl_BC_INST_RAND, &&lbl_BC_INST_MAXIBASE, \
+ &&lbl_BC_INST_MAXOBASE, &&lbl_BC_INST_MAXSCALE, \
+ &&lbl_BC_INST_MAXRAND, &&lbl_BC_INST_LINE_LENGTH, \
+ &&lbl_BC_INST_LEADING_ZERO, &&lbl_BC_INST_PRINT, \
+ &&lbl_BC_INST_PRINT_POP, &&lbl_BC_INST_STR, \
+ &&lbl_BC_INST_POP, &&lbl_BC_INST_SWAP, \
+ &&lbl_BC_INST_MODEXP, &&lbl_BC_INST_DIVMOD, \
+ &&lbl_BC_INST_PRINT_STREAM, &&lbl_BC_INST_EXTENDED_REGISTERS, \
+ &&lbl_BC_INST_POP_EXEC, &&lbl_BC_INST_EXECUTE, \
+ &&lbl_BC_INST_EXEC_COND, &&lbl_BC_INST_PRINT_STACK, \
+ &&lbl_BC_INST_CLEAR_STACK, &&lbl_BC_INST_REG_STACK_LEN, \
+ &&lbl_BC_INST_STACK_LEN, &&lbl_BC_INST_DUPLICATE, \
+ &&lbl_BC_INST_LOAD, &&lbl_BC_INST_PUSH_VAR, \
+ &&lbl_BC_INST_PUSH_TO_VAR, &&lbl_BC_INST_QUIT, \
+ &&lbl_BC_INST_NQUIT, &&lbl_BC_INST_EXEC_STACK_LEN, \
+ &&lbl_BC_INST_INVALID, \
}
#else // BC_ENABLE_EXTRA_MATH
-#define BC_PROG_LBLS \
- static const void* const bc_program_inst_lbls[] = { \
- &&lbl_BC_INST_NEG, \
- &&lbl_BC_INST_BOOL_NOT, \
- &&lbl_BC_INST_POWER, \
- &&lbl_BC_INST_MULTIPLY, \
- &&lbl_BC_INST_DIVIDE, \
- &&lbl_BC_INST_MODULUS, \
- &&lbl_BC_INST_PLUS, \
- &&lbl_BC_INST_MINUS, \
- &&lbl_BC_INST_REL_EQ, \
- &&lbl_BC_INST_REL_LE, \
- &&lbl_BC_INST_REL_GE, \
- &&lbl_BC_INST_REL_NE, \
- &&lbl_BC_INST_REL_LT, \
- &&lbl_BC_INST_REL_GT, \
- &&lbl_BC_INST_BOOL_OR, \
- &&lbl_BC_INST_BOOL_AND, \
- &&lbl_BC_INST_ASSIGN_NO_VAL, \
- &&lbl_BC_INST_NUM, \
- &&lbl_BC_INST_VAR, \
- &&lbl_BC_INST_ARRAY_ELEM, \
- &&lbl_BC_INST_ARRAY, \
- &&lbl_BC_INST_ZERO, \
- &&lbl_BC_INST_ONE, \
- &&lbl_BC_INST_IBASE, \
- &&lbl_BC_INST_OBASE, \
- &&lbl_BC_INST_SCALE, \
- &&lbl_BC_INST_LENGTH, \
- &&lbl_BC_INST_SCALE_FUNC, \
- &&lbl_BC_INST_SQRT, \
- &&lbl_BC_INST_ABS, \
- &&lbl_BC_INST_IS_NUMBER, \
- &&lbl_BC_INST_IS_STRING, \
- &&lbl_BC_INST_ASCIIFY, \
- &&lbl_BC_INST_READ, \
- &&lbl_BC_INST_MAXIBASE, \
- &&lbl_BC_INST_MAXOBASE, \
- &&lbl_BC_INST_MAXSCALE, \
- &&lbl_BC_INST_LINE_LENGTH, \
- &&lbl_BC_INST_LEADING_ZERO, \
- &&lbl_BC_INST_PRINT, \
- &&lbl_BC_INST_PRINT_POP, \
- &&lbl_BC_INST_STR, \
- &&lbl_BC_INST_POP, \
- &&lbl_BC_INST_SWAP, \
- &&lbl_BC_INST_MODEXP, \
- &&lbl_BC_INST_DIVMOD, \
- &&lbl_BC_INST_PRINT_STREAM, \
- &&lbl_BC_INST_EXTENDED_REGISTERS, \
- &&lbl_BC_INST_POP_EXEC, \
- &&lbl_BC_INST_EXECUTE, \
- &&lbl_BC_INST_EXEC_COND, \
- &&lbl_BC_INST_PRINT_STACK, \
- &&lbl_BC_INST_CLEAR_STACK, \
- &&lbl_BC_INST_REG_STACK_LEN, \
- &&lbl_BC_INST_STACK_LEN, \
- &&lbl_BC_INST_DUPLICATE, \
- &&lbl_BC_INST_LOAD, \
- &&lbl_BC_INST_PUSH_VAR, \
- &&lbl_BC_INST_PUSH_TO_VAR, \
- &&lbl_BC_INST_QUIT, \
- &&lbl_BC_INST_NQUIT, \
- &&lbl_BC_INST_EXEC_STACK_LEN, \
- &&lbl_BC_INST_INVALID, \
+#define BC_PROG_LBLS \
+ static const void* const bc_program_inst_lbls[] = { \
+ &&lbl_BC_INST_NEG, &&lbl_BC_INST_BOOL_NOT, \
+ &&lbl_BC_INST_POWER, &&lbl_BC_INST_MULTIPLY, \
+ &&lbl_BC_INST_DIVIDE, &&lbl_BC_INST_MODULUS, \
+ &&lbl_BC_INST_PLUS, &&lbl_BC_INST_MINUS, \
+ &&lbl_BC_INST_REL_EQ, &&lbl_BC_INST_REL_LE, \
+ &&lbl_BC_INST_REL_GE, &&lbl_BC_INST_REL_NE, \
+ &&lbl_BC_INST_REL_LT, &&lbl_BC_INST_REL_GT, \
+ &&lbl_BC_INST_BOOL_OR, &&lbl_BC_INST_BOOL_AND, \
+ &&lbl_BC_INST_ASSIGN_NO_VAL, &&lbl_BC_INST_NUM, \
+ &&lbl_BC_INST_VAR, &&lbl_BC_INST_ARRAY_ELEM, \
+ &&lbl_BC_INST_ARRAY, &&lbl_BC_INST_ZERO, \
+ &&lbl_BC_INST_ONE, &&lbl_BC_INST_IBASE, \
+ &&lbl_BC_INST_OBASE, &&lbl_BC_INST_SCALE, \
+ &&lbl_BC_INST_LENGTH, &&lbl_BC_INST_SCALE_FUNC, \
+ &&lbl_BC_INST_SQRT, &&lbl_BC_INST_ABS, \
+ &&lbl_BC_INST_IS_NUMBER, &&lbl_BC_INST_IS_STRING, \
+ &&lbl_BC_INST_ASCIIFY, &&lbl_BC_INST_READ, \
+ &&lbl_BC_INST_MAXIBASE, &&lbl_BC_INST_MAXOBASE, \
+ &&lbl_BC_INST_MAXSCALE, &&lbl_BC_INST_LINE_LENGTH, \
+ &&lbl_BC_INST_LEADING_ZERO, &&lbl_BC_INST_PRINT, \
+ &&lbl_BC_INST_PRINT_POP, &&lbl_BC_INST_STR, \
+ &&lbl_BC_INST_POP, &&lbl_BC_INST_SWAP, \
+ &&lbl_BC_INST_MODEXP, &&lbl_BC_INST_DIVMOD, \
+ &&lbl_BC_INST_PRINT_STREAM, &&lbl_BC_INST_EXTENDED_REGISTERS, \
+ &&lbl_BC_INST_POP_EXEC, &&lbl_BC_INST_EXECUTE, \
+ &&lbl_BC_INST_EXEC_COND, &&lbl_BC_INST_PRINT_STACK, \
+ &&lbl_BC_INST_CLEAR_STACK, &&lbl_BC_INST_REG_STACK_LEN, \
+ &&lbl_BC_INST_STACK_LEN, &&lbl_BC_INST_DUPLICATE, \
+ &&lbl_BC_INST_LOAD, &&lbl_BC_INST_PUSH_VAR, \
+ &&lbl_BC_INST_PUSH_TO_VAR, &&lbl_BC_INST_QUIT, \
+ &&lbl_BC_INST_NQUIT, &&lbl_BC_INST_EXEC_STACK_LEN, \
+ &&lbl_BC_INST_INVALID, \
}
#endif // BC_ENABLE_EXTRA_MATH
diff --git a/include/version.h b/include/version.h
index f5e345b3b189..3745ed9b5f74 100644
--- a/include/version.h
+++ b/include/version.h
@@ -37,6 +37,6 @@
#define BC_VERSION_H
/// The current version.
-#define VERSION 6.3.1
+#define VERSION 6.4.0
#endif // BC_VERSION_H
diff --git a/include/vm.h b/include/vm.h
index dd21d43f5260..c56cc8e7370a 100644
--- a/include/vm.h
+++ b/include/vm.h
@@ -560,9 +560,13 @@ typedef struct BcVm
/// The vector for creating strings to pass to the client.
BcVec out;
+#if BC_ENABLE_EXTRA_MATH
+
/// The PRNG.
BcRNG rng;
+#endif // BC_ENABLE_EXTRA_MATH
+
/// The current error.
BclError err;