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| author | Richard Guenther <rguenther@suse.de> | 2006-10-25 13:01:14 +0000 |
|---|---|---|
| committer | Richard Biener <rguenth@gcc.gnu.org> | 2006-10-25 13:01:14 +0000 |
| commit | bb7f04236c6c8c1f248f27eb86d9eb486a93c64b (patch) | |
| tree | a42a7cd31e5e9d2deb0e1ba2a6a9064a8aeaef12 /gcc/doc | |
| parent | ef984648a15c2c9b8b5127c1ac2e10f3f9793cec (diff) | |
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optabs.h (enum optab_index): Remove OTI_lrint.
2006-10-25 Richard Guenther <rguenther@suse.de>
* optabs.h (enum optab_index): Remove OTI_lrint.
(enum convert_optab_index): Add COI_lrint.
(lrint_optab): Adjust.
(expand_sfix_optab): Declare.
* optabs.c (expand_sfix_optab): New function.
(init_optabs): Init lrint_optab as conversion optab.
* genopinit.c (lrint_optab): Change to a conversion optab.
* builtins.c (expand_builtin_int_roundingfn_2): Adjust to
expansion via conversion optab.
* config/i386/i386.md (*fistdi2_1): Remove
flag_unsafe_math_optimizations guard.
(fistdi2, fistdi2_with_temp, *fist<mode>2_1, fist<mode>2,
fist<mode>2_with_temp): Likewise.
(lrint<mode>2): Split into...
(lrintxf<mode>2): ... x87 part
(lrint<mode>di2, lrint<mode>si2): ... and SSE parts.
* config/i386/sse.md (sse_cvtss2si_2, sse_cvtss2_siq_2,
sse2_cvtsd2si_2, sse2_cvtsd2siq_2): New insns for
UNSPEC_FIX_NOTRUNC matching non-vector float modes.
* doc/md.texi (lrintMN2): Document.
From-SVN: r118029
Diffstat (limited to 'gcc/doc')
| -rw-r--r-- | gcc/doc/md.texi | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/gcc/doc/md.texi b/gcc/doc/md.texi index a05f9d0..a41391c 100644 --- a/gcc/doc/md.texi +++ b/gcc/doc/md.texi @@ -3702,6 +3702,12 @@ corresponds to the C data type @code{double} and the @code{rintf} built-in function uses the mode which corresponds to the C data type @code{float}. +@cindex @code{lrint@var{m}@var{n}2} +@item @samp{lrint@var{m}@var{n}2} +Convert operand 1 (valid for floating point mode @var{m}) to fixed +point mode @var{n} as a signed number according to the current +rounding mode and store in operand 0 (which has mode @var{n}). + @cindex @code{copysign@var{m}3} instruction pattern @item @samp{copysign@var{m}3} Store a value with the magnitude of operand 1 and the sign of operand |