From dbeff3e56d566719bb3f0c1ba29362d61fe3ff85 Mon Sep 17 00:00:00 2001 From: Steven Bosscher Date: Sat, 5 Jun 2004 16:35:55 +0000 Subject: [PATCH] v850.c (v850_use_dfa_pipeline_interface): New. * config/v850/v850.c (v850_use_dfa_pipeline_interface): New. * config/v850/v850.md: Convert to DFA scheduler description. From-SVN: r82653 --- gcc/ChangeLog | 5 +++++ gcc/config/v850/v850.c | 11 +++++++++++ gcc/config/v850/v850.md | 12 +++++++++--- 3 files changed, 25 insertions(+), 3 deletions(-) diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 94c4dea557e..9fb018e1737 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,8 @@ +2004-06-05 Steven Bosscher + + * config/v850/v850.c (v850_use_dfa_pipeline_interface): New. + * config/v850/v850.md: Convert to DFA scheduler description. + 2004-06-05 Tobias Schlueter PR fortran/15478 diff --git a/gcc/config/v850/v850.c b/gcc/config/v850/v850.c index f9e54cc2df9..5bd8ce455b0 100644 --- a/gcc/config/v850/v850.c +++ b/gcc/config/v850/v850.c @@ -64,6 +64,7 @@ static void v850_insert_attributes (tree, tree *); static void v850_select_section (tree, int, unsigned HOST_WIDE_INT); static void v850_encode_data_area (tree, rtx); static void v850_encode_section_info (tree, rtx, int); +static int v850_use_dfa_pipeline_interface (void); static bool v850_return_in_memory (tree, tree); static void v850_setup_incoming_varargs (CUMULATIVE_ARGS *, enum machine_mode, tree, int *, int); @@ -113,9 +114,13 @@ static int v850_interrupt_p = FALSE; #undef TARGET_RTX_COSTS #define TARGET_RTX_COSTS v850_rtx_costs + #undef TARGET_ADDRESS_COST #define TARGET_ADDRESS_COST hook_int_rtx_0 +#undef TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE +#define TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE v850_use_dfa_pipeline_interface + #undef TARGET_MACHINE_DEPENDENT_REORG #define TARGET_MACHINE_DEPENDENT_REORG v850_reorg @@ -2340,6 +2345,12 @@ v850_encode_section_info (tree decl, rtx rtl, int first) v850_encode_data_area (decl, XEXP (rtl, 0)); } +static int +v850_use_dfa_pipeline_interface (void) +{ + return 1; +} + /* Return true if the given RTX is a register which can be restored by a function epilogue. */ int diff --git a/gcc/config/v850/v850.md b/gcc/config/v850/v850.md index 44ca8a96271..503f1fe6758 100644 --- a/gcc/config/v850/v850.md +++ b/gcc/config/v850/v850.md @@ -61,10 +61,16 @@ ;; Function units for the V850. As best as I can tell, there's ;; a traditional memory load/use stall as well as a stall if ;; the result of a multiply is used too early. -;; -(define_function_unit "memory" 1 0 (eq_attr "type" "load") 2 0) -(define_function_unit "mult" 1 0 (eq_attr "type" "mult") 2 0) +(define_insn_reservation "v850_other" 1 + (eq_attr "type" "other") + "nothing") +(define_insn_reservation "v850_mult" 2 + (eq_attr "type" "mult") + "nothing") +(define_insn_reservation "v850_memory" 2 + (eq_attr "type" "load") + "nothing") ;; ---------------------------------------------------------------------- ;; MOVE INSTRUCTIONS -- 2.30.2