Fix EMask mismatch for raw send.

kychendev · igcbot · commit 8041eecfd8b4 · 2021-09-27T20:42:13.000+02:00
Fixed a bug in building vISA EMask for raw send.
diff --git a/IGC/VectorCompiler/lib/GenXCodeGen/GenXCisaBuilder.cpp b/IGC/VectorCompiler/lib/GenXCodeGen/GenXCisaBuilder.cpp
@@ -3592,7 +3592,7 @@ void GenXKernelBuilder::buildIntrinsic(CallInst *CI, unsigned IntrinID,
                                   DS_Error};
       getContext().diagnose(Err);
     }
-    unsigned Byte = Const->getSExtValue() & 15;
+    unsigned Byte = Const->getSExtValue() & 0xFF;
     *Mask = (VISA_EMask_Ctrl)(Byte >> 4);
     unsigned Res = Byte & 0xF;
     if (Res > 5) {

Original file line number	Diff line number	Diff line change
`@@ -3592,7 +3592,7 @@ void GenXKernelBuilder::buildIntrinsic(CallInst *CI, unsigned IntrinID,`
`3592`	`3592`	`DS_Error};`
`3593`	`3593`	`getContext().diagnose(Err);`
`3594`	`3594`	`}`
`3595`		`- unsigned Byte = Const->getSExtValue() & 15;`
	`3595`	`+ unsigned Byte = Const->getSExtValue() & 0xFF;`
`3596`	`3596`	`*Mask = (VISA_EMask_Ctrl)(Byte >> 4);`
`3597`	`3597`	`unsigned Res = Byte & 0xF;`
`3598`	`3598`	`if (Res > 5) {`