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| author | Julia Koval <julia.koval@intel.com> | 2017-07-06 13:03:35 +0200 |
|---|---|---|
| committer | Kirill Yukhin <kyukhin@gcc.gnu.org> | 2017-07-06 11:03:35 +0000 |
| commit | 81bfefba7f6befbbce0d4f4fff9ac1dd2d1dfe0f (patch) | |
| tree | 75b16e45943622199301a9d93115428f1b09bd59 | |
| parent | af5b71c248aea8a741fa28edb230c2e041f74783 (diff) | |
| download | gcc-81bfefba7f6befbbce0d4f4fff9ac1dd2d1dfe0f.zip gcc-81bfefba7f6befbbce0d4f4fff9ac1dd2d1dfe0f.tar.gz gcc-81bfefba7f6befbbce0d4f4fff9ac1dd2d1dfe0f.tar.bz2 | |
Remove old rounding code
gcc/
* gcc/config/i386/i386.c (ix86_erase_embedded_rounding):
Remove code for old rounding pattern.
From-SVN: r250017
| -rw-r--r-- | gcc/ChangeLog | 5 | ||||
| -rw-r--r-- | gcc/config/i386/i386.c | 68 |
2 files changed, 17 insertions, 56 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 7ba5df3..11051e6 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,8 @@ +2017-07-06 Julia Koval <julia.koval@intel.com> + + * gcc/config/i386/i386.c (ix86_erase_embedded_rounding): + Remove code for old rounding pattern. + 2017-07-06 Richard Earnshaw <rearnsha@arm.com> * config/arm/parsecpu.awk (gen_comm_data): Do not escape single quotes diff --git a/gcc/config/i386/i386.c b/gcc/config/i386/i386.c index 1a8a3a3..e2e4548 100644 --- a/gcc/config/i386/i386.c +++ b/gcc/config/i386/i386.c @@ -36482,21 +36482,11 @@ ix86_expand_args_builtin (const struct builtin_description *d, } /* Transform pattern of following layout: - (parallel [ - set (A B) - (unspec [C] UNSPEC_EMBEDDED_ROUNDING)]) - ]) + (set A + (unspec [B C] UNSPEC_EMBEDDED_ROUNDING)) + ) into: - (set (A B)) - - Or: - (parallel [ A B - ... - (unspec [C] UNSPEC_EMBEDDED_ROUNDING) - ... - ]) - into: - (parallel [ A B ... ]) */ + (set (A B)) */ static rtx ix86_erase_embedded_rounding (rtx pat) @@ -36504,48 +36494,14 @@ ix86_erase_embedded_rounding (rtx pat) if (GET_CODE (pat) == INSN) pat = PATTERN (pat); - if (GET_CODE (pat) == PARALLEL) - { - if (XVECLEN (pat, 0) == 2) - { - rtx p0 = XVECEXP (pat, 0, 0); - rtx p1 = XVECEXP (pat, 0, 1); - gcc_assert (GET_CODE (p0) == SET - && GET_CODE (p1) == UNSPEC - && XINT (p1, 1) == UNSPEC_EMBEDDED_ROUNDING); - return p0; - } - else - { - rtx *res = XALLOCAVEC (rtx, XVECLEN (pat, 0)); - int i = 0; - int j = 0; - - for (; i < XVECLEN (pat, 0); ++i) - { - rtx elem = XVECEXP (pat, 0, i); - if (GET_CODE (elem) != UNSPEC - || XINT (elem, 1) != UNSPEC_EMBEDDED_ROUNDING) - res[j++] = elem; - } - - /* No more than 1 occurence was removed. */ - gcc_assert (j >= XVECLEN (pat, 0) - 1); - - return gen_rtx_PARALLEL (GET_MODE (pat), gen_rtvec_v (j, res)); - } - } - else - { - gcc_assert (GET_CODE (pat) == SET); - rtx src = SET_SRC (pat); - gcc_assert (XVECLEN (src, 0) == 2); - rtx p0 = XVECEXP (src, 0, 0); - gcc_assert (GET_CODE (src) == UNSPEC - && XINT (src, 1) == UNSPEC_EMBEDDED_ROUNDING); - rtx res = gen_rtx_SET (SET_DEST (pat), p0); - return res; - } + gcc_assert (GET_CODE (pat) == SET); + rtx src = SET_SRC (pat); + gcc_assert (XVECLEN (src, 0) == 2); + rtx p0 = XVECEXP (src, 0, 0); + gcc_assert (GET_CODE (src) == UNSPEC + && XINT (src, 1) == UNSPEC_EMBEDDED_ROUNDING); + rtx res = gen_rtx_SET (SET_DEST (pat), p0); + return res; } /* Subroutine of ix86_expand_round_builtin to take care of comi insns |