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| author | Michael Meissner <meissner@linux.vnet.ibm.com> | 2017-10-03 23:08:16 +0000 |
|---|---|---|
| committer | Michael Meissner <meissner@gcc.gnu.org> | 2017-10-03 23:08:16 +0000 |
| commit | 944e08418bf51bcbda9cace3cbf02c41d23be15c (patch) | |
| tree | 45f9bb9c6e031454c8aedb83b48e55de351d622b /gcc/fold-const.c | |
| parent | 5bd8ff41eb22a555f751334864a68d100688b0f3 (diff) | |
| download | gcc-944e08418bf51bcbda9cace3cbf02c41d23be15c.zip gcc-944e08418bf51bcbda9cace3cbf02c41d23be15c.tar.gz gcc-944e08418bf51bcbda9cace3cbf02c41d23be15c.tar.bz2 | |
rs6000-builtin.def (BU_FLOAT128_2_HW): Define new helper macro for IEEE float128 hardware built-in functions.
[gcc]
2017-10-03 Michael Meissner <meissner@linux.vnet.ibm.com>
* config/rs6000/rs6000-builtin.def (BU_FLOAT128_2_HW): Define new
helper macro for IEEE float128 hardware built-in functions.
(SQRTF128_ODD): Add built-in functions with the round-to-odd
semantics.
(TRUNCF128_ODD): Likewise.
(ADDF128_ODD): Likewise.
(SUBF128_ODD): Likewise.
(MULF128_ODD): Likewise.
(DIVF128_ODD): Likewise.
(FMAF128_ODD): Likewise.
* config/rs6000/rs6000.md (UNSPEC_ROUND_TO_ODD): Rename to
UNSPEC_TRUNC_ROUND_TO_ODD.
(UNSPEC_TRUNC_ROUND_TO_ODD): Likewise.
(UNSPEC_ADD_ROUND_TO_ODD): New unspec codes for the IEEE 128-bit
floating point round to odd instructions.
(UNSPEC_SUB_ROUND_TO_ODD): Likewise.
(UNSPEC_MUL_ROUND_TO_ODD): Likewise.
(UNSPEC_DIV_ROUND_TO_ODD): Likewise.
(UNSPEC_FMA_ROUND_TO_ODD): Likewise.
(UNSPEC_SQRT_ROUND_TO_ODD): Likewise.
(trunc<mode>sf2_hw): Change the truncate with round to odd
expansion to use UNSPEC_TRUNC_ROUND_TO_ODD.
(add<mode>3_odd): Add insns for IEEE 128-bit floating point round
to odd hardware instructions.
(sub<mode>3_odd): Likewise.
(mul<mode>3_odd): Likewise.
(div<mode>3_odd): Likewise.
(sqrt<mode>2_odd): Likewise.
(fma<mode>4_odd): Likewise.
(fms<mode>4_odd): Likewise.
(nfma<mode>4_odd): Likewise.
(nfms<mode>4_odd): Likewise.
(trunc<mode>df2_odd): Change the truncate with round to odd
expansion to use UNSPEC_TRUNC_ROUND_TO_ODD. Add a generator
function.
* doc/extend.texi (PowerPC built-in functions): Update documentation
for existing IEEE float128-bit built-in functions. Add built-in
functions that generate the IEEE 128-bit floating point round to
odd instructions.
[gcc/testsuite]
2017-10-03 Michael Meissner <meissner@linux.vnet.ibm.com>
* gcc.target/powerpc/float128-odd.c: New test.
From-SVN: r253389
Diffstat (limited to 'gcc/fold-const.c')
0 files changed, 0 insertions, 0 deletions