diff options
| author | steven <steven@138bc75d-0d04-0410-961f-82ee72b054a4> | 2004-06-05 16:35:55 +0000 |
|---|---|---|
| committer | steven <steven@138bc75d-0d04-0410-961f-82ee72b054a4> | 2004-06-05 16:35:55 +0000 |
| commit | c76694bebfaeecc51d724aeb92e5acc220ee49e3 (patch) | |
| tree | 80ec3d108875c06f85c4bca54d6aae260283af01 /gcc/config | |
| parent | 56a08dacf4f885e96f3d4209b05d0a3abadf8a2c (diff) | |
| download | gcc-c76694bebfaeecc51d724aeb92e5acc220ee49e3.tar.gz | |
* config/v850/v850.c (v850_use_dfa_pipeline_interface): New.
* config/v850/v850.md: Convert to DFA scheduler description.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@82653 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'gcc/config')
| -rw-r--r-- | gcc/config/v850/v850.c | 11 | ||||
| -rw-r--r-- | gcc/config/v850/v850.md | 12 |
2 files changed, 20 insertions, 3 deletions
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 |