diff options
| author | rguenth <rguenth@138bc75d-0d04-0410-961f-82ee72b054a4> | 2010-11-04 10:56:22 +0000 |
|---|---|---|
| committer | rguenth <rguenth@138bc75d-0d04-0410-961f-82ee72b054a4> | 2010-11-04 10:56:22 +0000 |
| commit | b9be572eda05cd23bbabd6409387d2c7ac782715 (patch) | |
| tree | 5b089e25b51a9c3914b5055c84f8d83414072dab /gcc/config/i386/sse.md | |
| parent | 2fee2038f99cb244aa1250f8ad42cae7fe2702ec (diff) | |
| download | gcc-b9be572eda05cd23bbabd6409387d2c7ac782715.tar.gz | |
2010-11-04 Richard Guenther <rguenther@suse.de>
Richard Henderson <rth@redhat.com>
* tree.def (FMA_EXPR): New tree code.
* expr.c (expand_expr_real_2): Add FMA_EXPR expansion code.
* gimple.c (gimple_rhs_class_table): FMA_EXPR is a GIMPLE_TERNARY_RHS.
* tree-cfg.c (verify_gimple_assign_ternary): Verify FMA_EXPR types.
* tree-inline.c (estimate_operator_cost): Handle FMA_EXPR.
* gimple-pretty-print.c (dump_ternary_rhs): Likewise.
* tree-ssa-math-opts.c (convert_mult_to_fma): New function.
(execute_optimize_widening_mul): Call it. Reorganize to allow
dead stmt removal. Move TODO flags ...
(pass_optimize_widening_mul): ... here.
* flag-types.h (enum fp_contract_mode): New enum.
* common.opt (flag_fp_contract_mode): New variable.
(-ffp-contract): New option.
* opts.c (common_handle_option): Handle it.
* doc/invoke.texi (-ffp-contract): Document.
* tree.h (fold_fma): Declare.
* builtins.c (fold_fma): New function.
(fold_builtin_fma): Likewise.
(fold_builtin_3): Call it for fma.
* fold-const.c (fold_ternary_loc): Fold FMA_EXPR.
* optabs.c (optab_for_tree_code): Handle FMA_EXPR.
* config/i386/sse.md (fms<mode>4, fnma<mode>, fnms<mode>4):
New expanders.
* doc/md.texi (fms<mode>4, fnma<mode>, fnms<mode>4): Document new
named patterns.
* genopinit.c (optabs): Initialize fms_optab, fnma_optab and fnms_optab.
* optabs.h (enum optab_index): Add OTI_fms, OTI_fnma and OTI_fnms.
(fms_optab, fnma_optab, fnms_optab): New defines.
* gimplify.c (gimplify_expr): Handle binary truth expressions
explicitly. Handle FMA_EXPR.
* tree-vect-stmts.c (vectorizable_operation): Handle ternary
operations.
* gcc.target/i386/fma4-vector-2.c: New testcase.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@166304 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'gcc/config/i386/sse.md')
| -rw-r--r-- | gcc/config/i386/sse.md | 29 |
1 files changed, 28 insertions, 1 deletions
diff --git a/gcc/config/i386/sse.md b/gcc/config/i386/sse.md index c359aed0791..717f7fe7c5b 100644 --- a/gcc/config/i386/sse.md +++ b/gcc/config/i386/sse.md @@ -1859,7 +1859,7 @@ ;; Intrinsic FMA operations. -;; The standard name for fma is only available with SSE math enabled. +;; The standard names for fma is only available with SSE math enabled. (define_expand "fma<mode>4" [(set (match_operand:FMAMODE 0 "register_operand") (fma:FMAMODE @@ -1869,6 +1869,33 @@ "(TARGET_FMA || TARGET_FMA4) && TARGET_SSE_MATH" "") +(define_expand "fms<mode>4" + [(set (match_operand:FMAMODE 0 "register_operand") + (fma:FMAMODE + (match_operand:FMAMODE 1 "nonimmediate_operand") + (match_operand:FMAMODE 2 "nonimmediate_operand") + (neg:FMAMODE (match_operand:FMAMODE 3 "nonimmediate_operand"))))] + "(TARGET_FMA || TARGET_FMA4) && TARGET_SSE_MATH" + "") + +(define_expand "fnma<mode>4" + [(set (match_operand:FMAMODE 0 "register_operand") + (fma:FMAMODE + (neg:FMAMODE (match_operand:FMAMODE 1 "nonimmediate_operand")) + (match_operand:FMAMODE 2 "nonimmediate_operand") + (match_operand:FMAMODE 3 "nonimmediate_operand")))] + "(TARGET_FMA || TARGET_FMA4) && TARGET_SSE_MATH" + "") + +(define_expand "fnms<mode>4" + [(set (match_operand:FMAMODE 0 "register_operand") + (fma:FMAMODE + (neg:FMAMODE (match_operand:FMAMODE 1 "nonimmediate_operand")) + (match_operand:FMAMODE 2 "nonimmediate_operand") + (neg:FMAMODE (match_operand:FMAMODE 3 "nonimmediate_operand"))))] + "(TARGET_FMA || TARGET_FMA4) && TARGET_SSE_MATH" + "") + ;; The builtin for fma4intrin.h is not constrained by SSE math enabled. (define_expand "fma4i_fmadd_<mode>" [(set (match_operand:FMAMODE 0 "register_operand") |