Expand instruction splitting to more execution sizes.

jfuentes · sys_zuul · commit 3598788ce23f · 2020-07-16T05:48:02.000-07:00
Change-Id: Iad3477c57d4fbeb7ef09a75586e4e16115049b44
diff --git a/visa/InstSplit.cpp b/visa/InstSplit.cpp
@@ -70,9 +70,7 @@ void InstSplitPass::run()
     {
         G4_INST* inst = *it;
 
-        // Only SIMD16 and SIMD32 are considered for splitting
-        if (inst->getExecSize() == 1 || inst->getExecSize() == 2 ||
-            inst->getExecSize() == 4 || inst->getExecSize() == 8)
+        if (inst->getExecSize() == 1)
         {
             continue;
         }
@@ -137,6 +135,7 @@ INST_LIST_ITER InstSplitPass::splitInstruction(INST_LIST_ITER it)
         }
     }
 
+
     // Check destination
     if (inst->getDst() && cross2GRFDst(inst->getDst()))
     {

Original file line number	Diff line number	Diff line change
`@@ -70,9 +70,7 @@ void InstSplitPass::run()`
`70`	`70`	`{`
`71`	`71`	`G4_INST* inst = *it;`
`72`	`72`
`73`		`- // Only SIMD16 and SIMD32 are considered for splitting`
`74`		`- if (inst->getExecSize() == 1 \|\| inst->getExecSize() == 2 \|\|`
`75`		`- inst->getExecSize() == 4 \|\| inst->getExecSize() == 8)`
	`73`	`+ if (inst->getExecSize() == 1)`
`76`	`74`	`{`
`77`	`75`	`continue;`
`78`	`76`	`}`
`@@ -137,6 +135,7 @@ INST_LIST_ITER InstSplitPass::splitInstruction(INST_LIST_ITER it)`
`137`	`135`	`}`
`138`	`136`	`}`
`139`	`137`
	`138`	`+`
`140`	`139`	`// Check destination`
`141`	`140`	`if (inst->getDst() && cross2GRFDst(inst->getDst()))`
`142`	`141`	`{`