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| author | Michael Meissner <michael.meissner@amd.com> | 2008-05-14 20:07:53 +0000 |
|---|---|---|
| committer | Michael Meissner <meissner@gcc.gnu.org> | 2008-05-14 20:07:53 +0000 |
| commit | 71d46ca56cb36baa54ec8a1de7cbc0fda9ae3245 (patch) | |
| tree | b9a9ff4a7540533104609eb87beb98cc4f84d114 /gcc/tree-vect-analyze.c | |
| parent | 550c9cf0fe26d6da75cfaeea41a766fe69ddee4e (diff) | |
| download | gcc-71d46ca56cb36baa54ec8a1de7cbc0fda9ae3245.zip gcc-71d46ca56cb36baa54ec8a1de7cbc0fda9ae3245.tar.gz gcc-71d46ca56cb36baa54ec8a1de7cbc0fda9ae3245.tar.bz2 | |
Add SSE5 vector shift/rotate; Update SSE5 vector multiply
Co-Authored-By: Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
Co-Authored-By: Paolo Bonzini <bonzini@gnu.org>
From-SVN: r135304
Diffstat (limited to 'gcc/tree-vect-analyze.c')
| -rw-r--r-- | gcc/tree-vect-analyze.c | 55 |
1 files changed, 35 insertions, 20 deletions
diff --git a/gcc/tree-vect-analyze.c b/gcc/tree-vect-analyze.c index 1e2012f..66d83a5 100644 --- a/gcc/tree-vect-analyze.c +++ b/gcc/tree-vect-analyze.c @@ -2706,29 +2706,44 @@ vect_build_slp_tree (loop_vec_info loop_vinfo, slp_tree *node, /* Shift arguments should be equal in all the packed stmts for a vector shift with scalar shift operand. */ - if (TREE_CODE (rhs) == LSHIFT_EXPR || TREE_CODE (rhs) == RSHIFT_EXPR) + if (TREE_CODE (rhs) == LSHIFT_EXPR || TREE_CODE (rhs) == RSHIFT_EXPR + || TREE_CODE (rhs) == LROTATE_EXPR + || TREE_CODE (rhs) == RROTATE_EXPR) { vec_mode = TYPE_MODE (vectype); - optab = optab_for_tree_code (TREE_CODE (rhs), vectype); - if (!optab) - { - if (vect_print_dump_info (REPORT_SLP)) - fprintf (vect_dump, "Build SLP failed: no optab."); - return false; - } - icode = (int) optab->handlers[(int) vec_mode].insn_code; - if (icode == CODE_FOR_nothing) - { - if (vect_print_dump_info (REPORT_SLP)) - fprintf (vect_dump, - "Build SLP failed: op not supported by target."); - return false; - } - optab_op2_mode = insn_data[icode].operand[2].mode; - if (!VECTOR_MODE_P (optab_op2_mode)) + + /* First see if we have a vector/vector shift. */ + optab = optab_for_tree_code (TREE_CODE (rhs), vectype, + optab_vector); + + if (!optab + || (optab->handlers[(int) vec_mode].insn_code + == CODE_FOR_nothing)) { - need_same_oprnds = true; - first_op1 = TREE_OPERAND (rhs, 1); + /* No vector/vector shift, try for a vector/scalar shift. */ + optab = optab_for_tree_code (TREE_CODE (rhs), vectype, + optab_scalar); + + if (!optab) + { + if (vect_print_dump_info (REPORT_SLP)) + fprintf (vect_dump, "Build SLP failed: no optab."); + return false; + } + icode = (int) optab->handlers[(int) vec_mode].insn_code; + if (icode == CODE_FOR_nothing) + { + if (vect_print_dump_info (REPORT_SLP)) + fprintf (vect_dump, + "Build SLP failed: op not supported by target."); + return false; + } + optab_op2_mode = insn_data[icode].operand[2].mode; + if (!VECTOR_MODE_P (optab_op2_mode)) + { + need_same_oprnds = true; + first_op1 = TREE_OPERAND (rhs, 1); + } } } } |