diff mbox series

[rs6000] Update Power10 scheduling description for fused instruction types

Message ID 7ec364ec-a56a-e214-1379-5263ab6f804d@linux.ibm.com
State New
Headers show
Series [rs6000] Update Power10 scheduling description for fused instruction types | expand

Commit Message

Pat Haugen June 7, 2021, 8:41 p.m. UTC 
Update Power10 scheduling description for new fused instruction types.

Bootstrap/regtest on powerpc64le(Power10) with no new regressions. Ok for
trunk?

-Pat


2021-06-07  Pat Haugen  <pthaugen@linux.ibm.com>

gcc/ChangeLog:

	* config/rs6000/power10.md (power10-fused-load, power10-fused-store,
	power10-fused_alu, power10-fused-vec, power10-fused-branch): New.

Comments

Segher Boessenkool June 7, 2021, 11 p.m. UTC | #1 
On Mon, Jun 07, 2021 at 03:41:29PM -0500, Pat Haugen wrote:
> Update Power10 scheduling description for new fused instruction types.

Okay for trunk.  Thanks!


Segher
Pat Haugen June 28, 2021, 7:31 p.m. UTC | #2 
On 6/7/21 3:41 PM, Pat Haugen via Gcc-patches wrote:
> Update Power10 scheduling description for new fused instruction types.
> 
> Bootstrap/regtest on powerpc64le(Power10) with no new regressions. Ok for
> trunk?
> 
> -Pat
> 
> 
> 2021-06-07  Pat Haugen  <pthaugen@linux.ibm.com>
> 
> gcc/ChangeLog:
> 
> 	* config/rs6000/power10.md (power10-fused-load, power10-fused-store,
> 	power10-fused_alu, power10-fused-vec, power10-fused-branch): New.
> 
> 

Forgot to ask if ok to backport to GCC 11 since the new instruction types were backported.

-Pat
Segher Boessenkool June 28, 2021, 9:18 p.m. UTC | #3 
On Mon, Jun 28, 2021 at 02:31:24PM -0500, Pat Haugen wrote:
> On 6/7/21 3:41 PM, Pat Haugen via Gcc-patches wrote:
> > Update Power10 scheduling description for new fused instruction types.

> > 	* config/rs6000/power10.md (power10-fused-load, power10-fused-store,
> > 	power10-fused_alu, power10-fused-vec, power10-fused-branch): New.

> Forgot to ask if ok to backport to GCC 11 since the new instruction types were backported.

Yes, this is okay to backport.  Thanks!


Segher
diff mbox series

Patch

diff --git a/gcc/config/rs6000/power10.md b/gcc/config/rs6000/power10.md
index 665f0f22c62..0186ae95896 100644
--- a/gcc/config/rs6000/power10.md
+++ b/gcc/config/rs6000/power10.md
@@ -100,6 +100,11 @@  (define_insn_reservation "power10-load" 4
        (eq_attr "cpu" "power10"))
   "DU_any_power10,LU_power10")
 
+(define_insn_reservation "power10-fused-load" 4
+  (and (eq_attr "type" "fused_load_cmpi,fused_addis_load,fused_load_load")
+       (eq_attr "cpu" "power10"))
+  "DU_even_power10,LU_power10")
+
 (define_insn_reservation "power10-prefixed-load" 4
   (and (eq_attr "type" "load")
        (eq_attr "update" "no")
@@ -176,6 +181,11 @@  (define_insn_reservation "power10-store" 0
        (eq_attr "cpu" "power10"))
   "DU_any_power10,STU_power10")
 
+(define_insn_reservation "power10-fused-store" 0
+  (and (eq_attr "type" "fused_store_store")
+       (eq_attr "cpu" "power10"))
+  "DU_even_power10,STU_power10")
+
 (define_insn_reservation "power10-prefixed-store" 0
   (and (eq_attr "type" "store,fpstore,vecstore")
        (eq_attr "prefixed" "yes")
@@ -244,6 +254,11 @@  (define_insn_reservation "power10-alu" 2
 (define_bypass 4 "power10-alu"
 		 "power10-crlogical,power10-mfcr,power10-mfcrf")
 
+(define_insn_reservation "power10-fused_alu" 2
+  (and (eq_attr "type" "fused_arith_logical,fused_cmp_isel,fused_carry")
+       (eq_attr "cpu" "power10"))
+  "DU_even_power10,EXU_power10")
+
 ; paddi
 (define_insn_reservation "power10-paddi" 2
   (and (eq_attr "type" "add")
@@ -403,6 +418,11 @@  (define_insn_reservation "power10-vec-2cyc" 2
        (eq_attr "cpu" "power10"))
   "DU_any_power10,EXU_power10")
 
+(define_insn_reservation "power10-fused-vec" 2
+  (and (eq_attr "type" "fused_vector")
+       (eq_attr "cpu" "power10"))
+  "DU_even_power10,EXU_power10")
+
 (define_insn_reservation "power10-veccmp" 3
   (and (eq_attr "type" "veccmp")
        (eq_attr "cpu" "power10"))
@@ -490,6 +510,11 @@  (define_insn_reservation "power10-branch" 2
        (eq_attr "cpu" "power10"))
   "DU_any_power10,STU_power10")
 
+(define_insn_reservation "power10-fused-branch" 3
+  (and (eq_attr "type" "fused_mtbc")
+       (eq_attr "cpu" "power10"))
+  "DU_even_power10,STU_power10")
+
 
 ; Crypto
 (define_insn_reservation "power10-crypto" 4