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parse.y: show operations on BITSTACK

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git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@53576 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
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nobu 2016-01-18 11:50:06 +00:00
parent 6c77004900
commit ed34d855bb
1 changed files with 4 additions and 4 deletions
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parse.y
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@ -109,11 +109,11 @@ typedef VALUE stack_type;
static void show_bitstack(stack_type, const char *, int);
# define SHOW_BITSTACK(stack, name) (yydebug ? show_bitstack(stack, name, __LINE__) : (void)0)
# define BITSTACK_PUSH(stack, n) (((stack) = ((stack)<<1)|((n)&1)), SHOW_BITSTACK(stack, #stack))
# define BITSTACK_POP(stack) (((stack) = (stack) >> 1), SHOW_BITSTACK(stack, #stack))
# define BITSTACK_LEXPOP(stack) (((stack) = ((stack) >> 1) | ((stack) & 1)), SHOW_BITSTACK(stack, #stack))
# define BITSTACK_PUSH(stack, n) (((stack) = ((stack)<<1)|((n)&1)), SHOW_BITSTACK(stack, #stack"(push)"))
# define BITSTACK_POP(stack) (((stack) = (stack) >> 1), SHOW_BITSTACK(stack, #stack"(pop)"))
# define BITSTACK_LEXPOP(stack) (((stack) = ((stack) >> 1) | ((stack) & 1)), SHOW_BITSTACK(stack, #stack"(lexpop)"))
# define BITSTACK_SET_P(stack) (SHOW_BITSTACK(stack, #stack), (stack)&1)
# define BITSTACK_SET(stack, n) ((stack)=(n), SHOW_BITSTACK(stack, #stack))
# define BITSTACK_SET(stack, n) ((stack)=(n), SHOW_BITSTACK(stack, #stack"(set)"))
#define COND_PUSH(n) BITSTACK_PUSH(cond_stack, (n))
#define COND_POP() BITSTACK_POP(cond_stack)