2004-11-14 Kazu Hirata <kazu@cs.umass.edu>
- * cfgrtl.c: Fix a comment typo.
+ * cfgrtl.c, global.c, tree-ssa-copy.c, tree-ssa-loop-ivopts.c,
+ value-prof.c: Fix comment typos.
2004-11-14 Stan Shebs <shebs@apple.com>
since one hard reg can be used with various sizes.
Therefore, we must require that all the hard regs
implicitly live as part of a multi-word hard reg
- are explicitly marked in basic_block_live_at_start. */
+ be explicitly marked in basic_block_live_at_start. */
{
regset old = b->global_live_at_start;
annotations up-to-date.
We require that for any copy operation where the RHS and LHS have
- a non-null memory tag that the memory tag be the same. It is OK
+ a non-null memory tag the memory tag be the same. It is OK
for one or both of the memory tags to be NULL.
We also require tracking if a variable is dereferenced in a load or
return false;
/* If base is a component ref, require that the offset of the reference
- is invariant. */
+ be invariant. */
if (TREE_CODE (base) == COMPONENT_REF)
{
off = component_ref_field_offset (base);
histogram = XEXP (histogram, 1);
all = INTVAL (XEXP (histogram, 0));
- /* We require that count is at least half of all; this means
+ /* We require that count be at least half of all; this means
that for the transformation to fire the value must be constant
at least 50% of time (and 75% gives the guarantee of usage). */
if (!rtx_equal_p (op2, value) || 2 * count < all)
if (all < 4)
return false;
- /* We require that count is at least half of all; this means
+ /* We require that count be at least half of all; this means
that for the transformation to fire the value must be constant
at least 50% of time (and 75% gives the guarantee of usage). */
if (!rtx_equal_p (address, value) || 2 * count < all)