1 @c Copyright (C) 2013 Free Software Foundation, Inc.
2 @c This is part of the GCC manual.
3 @c For copying conditions, see the file gcc.texi.
5 @subsubsection CRC32 intrinsics
8 @item uint32_t __crc32b (uint32_t, uint8_t)
9 @*@emph{Form of expected instruction(s):} @code{crc32b @var{r0}, @var{r0}, @var{r0}}
14 @item uint32_t __crc32h (uint32_t, uint16_t)
15 @*@emph{Form of expected instruction(s):} @code{crc32h @var{r0}, @var{r0}, @var{r0}}
20 @item uint32_t __crc32w (uint32_t, uint32_t)
21 @*@emph{Form of expected instruction(s):} @code{crc32w @var{r0}, @var{r0}, @var{r0}}
26 @item uint32_t __crc32d (uint32_t, uint64_t)
27 @*@emph{Form of expected instruction(s):} Two @code{crc32w @var{r0}, @var{r0}, @var{r0}}
28 instructions for AArch32. One @code{crc32w @var{w0}, @var{w0}, @var{x0}} instruction for
33 @item uint32_t __crc32cb (uint32_t, uint8_t)
34 @*@emph{Form of expected instruction(s):} @code{crc32cb @var{r0}, @var{r0}, @var{r0}}
39 @item uint32_t __crc32ch (uint32_t, uint16_t)
40 @*@emph{Form of expected instruction(s):} @code{crc32ch @var{r0}, @var{r0}, @var{r0}}
45 @item uint32_t __crc32cw (uint32_t, uint32_t)
46 @*@emph{Form of expected instruction(s):} @code{crc32cw @var{r0}, @var{r0}, @var{r0}}
51 @item uint32_t __crc32cd (uint32_t, uint64_t)
52 @*@emph{Form of expected instruction(s):} Two @code{crc32cw @var{r0}, @var{r0}, @var{r0}}
53 instructions for AArch32. One @code{crc32cw @var{w0}, @var{w0}, @var{x0}} instruction for