Skip to content

R
riscv-gcc-1
Commit 200045a9 by Richard Biener Committed by Richard Biener
Options

i386.c: Fix costing of vector FMA. 

2018-10-18  Richard Biener  <rguenther@suse.de>

	* config/i386/i386.c: Fix costing of vector FMA.

From-SVN: r265266
parent b960e909
Showing with 6 additions and 1 deletions
gcc/ChangeLog
2018-10-18 Richard Biener <rguenther@suse.de>
* config/i386/i386.c: Fix costing of vector FMA.
2018-10-18 Richard Biener <rguenther@suse.de>
* config/i386/i386.c (ix86_vec_cost): Remove !parallel path
and argument.
(ix86_builtin_vectorization_cost): For vec_construct properly
gcc/config/i386/i386.c
......@@ -40171,7 +40171,8 @@ ix86_rtx_costs (rtx x, machine_mode mode, int outer_code_i, int opno,
gcc_assert (TARGET_FMA || TARGET_FMA4 || TARGET_AVX512F);
*total = ix86_vec_cost (mode,
mode == SFmode ? cost->fmass : cost->fmasd);
GET_MODE_INNER (mode) == SFmode
? cost->fmass : cost->fmasd);
*total += rtx_cost (XEXP (x, 1), mode, FMA, 1, speed);
/* Negate in op0 or op2 is free: FMS, FNMA, FNMS. */
Markdown is supported
0% or
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment