*: introduce and use FAST_FUNC: regparm on i386, otherwise no-on
text data bss dec hex filename 808035 611 6868 815514 c719a busybox_old 804472 611 6868 811951 c63af busybox_unstripped
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@@ -83,7 +83,7 @@ static void sha1_compile(sha1_ctx_t *ctx)
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ctx->hash[4] += e;
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}
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void sha1_begin(sha1_ctx_t *ctx)
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void FAST_FUNC sha1_begin(sha1_ctx_t *ctx)
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{
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ctx->count[0] = ctx->count[1] = 0;
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ctx->hash[0] = 0x67452301;
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@@ -95,7 +95,7 @@ void sha1_begin(sha1_ctx_t *ctx)
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/* SHA1 hash data in an array of bytes into hash buffer and call the */
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/* hash_compile function as required. */
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void sha1_hash(const void *data, size_t length, sha1_ctx_t *ctx)
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void FAST_FUNC sha1_hash(const void *data, size_t length, sha1_ctx_t *ctx)
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{
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uint32_t pos = (uint32_t) (ctx->count[0] & SHA1_MASK);
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uint32_t freeb = SHA1_BLOCK_SIZE - pos;
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@@ -116,7 +116,7 @@ void sha1_hash(const void *data, size_t length, sha1_ctx_t *ctx)
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memcpy(((unsigned char *) ctx->wbuf) + pos, sp, length);
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}
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void *sha1_end(void *resbuf, sha1_ctx_t *ctx)
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void* FAST_FUNC sha1_end(void *resbuf, sha1_ctx_t *ctx)
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{
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/* SHA1 Final padding and digest calculation */
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#if BB_BIG_ENDIAN
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