diff options
Diffstat (limited to 'gcc/config/aarch64/aarch64.c')
| -rw-r--r-- | gcc/config/aarch64/aarch64.c | 26 |
1 files changed, 19 insertions, 7 deletions
diff --git a/gcc/config/aarch64/aarch64.c b/gcc/config/aarch64/aarch64.c index 5d751d06ecd..af5b4c23975 100644 --- a/gcc/config/aarch64/aarch64.c +++ b/gcc/config/aarch64/aarch64.c @@ -361,7 +361,9 @@ static const struct tune_params generic_tunings = 4, /* loop_align. */ 2, /* int_reassoc_width. */ 4, /* fp_reassoc_width. */ - 1 /* vec_reassoc_width. */ + 1, /* vec_reassoc_width. */ + 2, /* min_div_recip_mul_sf. */ + 2 /* min_div_recip_mul_df. */ }; static const struct tune_params cortexa53_tunings = @@ -380,7 +382,9 @@ static const struct tune_params cortexa53_tunings = 4, /* loop_align. */ 2, /* int_reassoc_width. */ 4, /* fp_reassoc_width. */ - 1 /* vec_reassoc_width. */ + 1, /* vec_reassoc_width. */ + 2, /* min_div_recip_mul_sf. */ + 2 /* min_div_recip_mul_df. */ }; static const struct tune_params cortexa57_tunings = @@ -399,7 +403,9 @@ static const struct tune_params cortexa57_tunings = 4, /* loop_align. */ 2, /* int_reassoc_width. */ 4, /* fp_reassoc_width. */ - 1 /* vec_reassoc_width. */ + 1, /* vec_reassoc_width. */ + 2, /* min_div_recip_mul_sf. */ + 2 /* min_div_recip_mul_df. */ }; static const struct tune_params thunderx_tunings = @@ -417,7 +423,9 @@ static const struct tune_params thunderx_tunings = 8, /* loop_align. */ 2, /* int_reassoc_width. */ 4, /* fp_reassoc_width. */ - 1 /* vec_reassoc_width. */ + 1, /* vec_reassoc_width. */ + 2, /* min_div_recip_mul_sf. */ + 2 /* min_div_recip_mul_df. */ }; static const struct tune_params xgene1_tunings = @@ -435,7 +443,9 @@ static const struct tune_params xgene1_tunings = 16, /* loop_align. */ 2, /* int_reassoc_width. */ 4, /* fp_reassoc_width. */ - 1 /* vec_reassoc_width. */ + 1, /* vec_reassoc_width. */ + 2, /* min_div_recip_mul_sf. */ + 2 /* min_div_recip_mul_df. */ }; /* A processor implementing AArch64. */ @@ -524,9 +534,11 @@ static const char * const aarch64_condition_codes[] = }; static unsigned int -aarch64_min_divisions_for_recip_mul (enum machine_mode mode ATTRIBUTE_UNUSED) +aarch64_min_divisions_for_recip_mul (enum machine_mode mode) { - return 2; + if (GET_MODE_UNIT_SIZE (mode) == 4) + return aarch64_tune_params->min_div_recip_mul_sf; + return aarch64_tune_params->min_div_recip_mul_df; } static int |