From d5e9851e4df4c2528e2d464fd5bbbfd7cf0ab011 Mon Sep 17 00:00:00 2001 From: Christoph Muellner Date: Fri, 23 Nov 2018 17:49:40 +0000 Subject: [PATCH] [aarch64] Add xgene1 prefetch tunings. 2018-11-23 Christoph Muellner Philipp Tomsich * config/aarch64/aarch64.c (xgene1_tunings): Add Xgene1 specific prefetch tunings. Co-Authored-By: Philipp Tomsich From-SVN: r266413 --- gcc/ChangeLog | 2 ++ gcc/config/aarch64/aarch64.c | 13 ++++++++++++- 2 files changed, 14 insertions(+), 1 deletion(-) diff --git a/gcc/ChangeLog b/gcc/ChangeLog index dd8d3f98b55..99538f78fd7 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,6 +1,8 @@ 2018-11-23 Christoph Muellner Philipp Tomsich + * config/aarch64/aarch64.c (xgene1_tunings): Add Xgene1 specific + prefetch tunings. * config/aarch64/aarch64.c (xgene1_addrcost_table): Correct the post-modify costs. * config/arm/aarch-cost-tables.h (xgene1_extra_costs): Update the cost table diff --git a/gcc/config/aarch64/aarch64.c b/gcc/config/aarch64/aarch64.c index 598ea7968e9..7375e06beff 100644 --- a/gcc/config/aarch64/aarch64.c +++ b/gcc/config/aarch64/aarch64.c @@ -662,6 +662,17 @@ static const cpu_prefetch_tune tsv110_prefetch_tune = -1 /* default_opt_level */ }; +static const cpu_prefetch_tune xgene1_prefetch_tune = +{ + 8, /* num_slots */ + 32, /* l1_cache_size */ + 64, /* l1_cache_line_size */ + 256, /* l2_cache_size */ + true, /* prefetch_dynamic_strides */ + -1, /* minimum_stride */ + -1 /* default_opt_level */ +}; + static const struct tune_params generic_tunings = { &cortexa57_extra_costs, @@ -943,7 +954,7 @@ static const struct tune_params xgene1_tunings = 0, /* max_case_values. */ tune_params::AUTOPREFETCHER_OFF, /* autoprefetcher_model. */ (AARCH64_EXTRA_TUNE_NO_LDP_STP_QREGS), /* tune_flags. */ - &generic_prefetch_tune + &xgene1_prefetch_tune }; static const struct tune_params qdf24xx_tunings = -- 2.30.2