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Use roomof macro

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The masking is not only unnecessary but works only when the masking
value is a power of 2.  Also suppress unary minus operator to unsigned
type warnings.
This commit is contained in:
Nobuyoshi Nakada 2022-07-08 12:11:56 +09:00
parent 4a2662ae8b
commit 9958ed61bc
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Notes: git 2022-07-08 17:27:44 +09:00
1 changed files with 1 additions and 1 deletions
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iseq.h
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@ -21,7 +21,7 @@ RUBY_EXTERN const int ruby_api_version[];
#define ISEQ_MBITS_BITLENGTH (ISEQ_MBITS_SIZE * CHAR_BIT)
#define ISEQ_MBITS_SET(buf, i) (buf[(i) / ISEQ_MBITS_BITLENGTH] |= ((iseq_bits_t)1 << ((i) % ISEQ_MBITS_BITLENGTH)))
#define ISEQ_MBITS_SET_P(buf, i) ((buf[(i) / ISEQ_MBITS_BITLENGTH] >> ((i) % ISEQ_MBITS_BITLENGTH)) & 0x1)
#define ISEQ_MBITS_BUFLEN(size) (((size + (ISEQ_MBITS_BITLENGTH - 1)) & -ISEQ_MBITS_BITLENGTH) / ISEQ_MBITS_BITLENGTH)
#define ISEQ_MBITS_BUFLEN(size) roomof(size, ISEQ_MBITS_BITLENGTH)
#ifndef USE_ISEQ_NODE_ID
#define USE_ISEQ_NODE_ID 1