Internal feature

bcheng0127 · gfxbot · commit 51caaffbe538 · 2019-03-21T04:17:46.000-07:00
Change-Id: If729052437242cca0ff023016b5bca19f99004ec
diff --git a/visa/Gen4_IR.cpp b/visa/Gen4_IR.cpp
@@ -7669,7 +7669,8 @@ bool G4_INST::canSrcBeAcc(int srcId) const
         return false;
     }
 
-    if (opcode() == G4_mad && srcId == 0)
+    if (opcode() == G4_mad && srcId == 0 &&
+    	 !builder.canMadHaveSrc0Acc())
     {
         // mac's implicit acc gets its region from dst, so we have to check src and
         // dst have the same type

Original file line number	Diff line number	Diff line change
`@@ -7669,7 +7669,8 @@ bool G4_INST::canSrcBeAcc(int srcId) const`
`7669`	`7669`	`return false;`
`7670`	`7670`	`}`
`7671`	`7671`
`7672`		`- if (opcode() == G4_mad && srcId == 0)`
	`7672`	`+ if (opcode() == G4_mad && srcId == 0 &&`
	`7673`	`+ !builder.canMadHaveSrc0Acc())`
`7673`	`7674`	`{`
`7674`	`7675`	`// mac's implicit acc gets its region from dst, so we have to check src and`
`7675`	`7676`	`// dst have the same type`