Add lit tests for si-to-dp and ui-to-dp conversions

Add lit tests for PreCompiledFuncImport for `si-to-dp` and `ui-to-dp`
conversions.

Author: matborzyszkowski

IGC/Compiler/tests/PreCompiledFuncImport/conversion.ll

@@ -86,3 +86,73 @@ entry:
   store double %call1, double addrspace(1)* %arrayidx2, align 8
   ret void
 }
+
+define spir_kernel void @sitofp_kernel(i32 addrspace(1)* %inA, double addrspace(1)* %out, <8 x i32> %r0, <8 x i32> %payloadHeader, <3 x i32> %enqueuedLocalSize, i16 %localIdX, i16 %localIdY, i16 %localIdZ, i8* %privateBase, i32 %bufferOffset, i32 %bufferOffset1) #0 {
+; CHECK-LABEL: @sitofp_kernel(
+; CHECK: entry:
+; CHECK:  [[TMP0:%.*]] = extractelement <8 x i32> %payloadHeader, i32 0
+; CHECK:  [[TMP1:%.*]] = extractelement <3 x i32> %enqueuedLocalSize, i32 0
+; CHECK:  [[TMP2:%.*]] = extractelement <8 x i32> %r0, i32 1
+; CHECK:  [[MUL:%.*]] = mul i32 [[TMP1]], [[TMP2]]
+; CHECK:  [[LOCAL_ID_X:%.*]] = zext i16 %localIdX to i32
+; CHECK:  [[ADD0:%.*]] = add i32 [[MUL]], [[LOCAL_ID_X]]
+; CHECK:  [[ADD1:%.*]] = add i32 [[ADD0]], [[TMP0]]
+; CHECK:  [[CONV0:%.*]] = zext i32 [[ADD1]] to i64
+; CHECK:  [[ARRAY_IDX0:%.*]] = getelementptr inbounds i32, i32 addrspace(1)* %inA, i64 [[CONV0]]
+; CHECK:  [[TMP3:%.*]] = load i32, i32 addrspace(1)* [[ARRAY_IDX0]], align 4
+; CHECK:  [[CALL_TMP:%.*]] = call double @__igcbuiltin_int32_to_dp(i32 [[TMP3]])
+; CHECK:  [[ARRAY_IDX1:%.*]] = getelementptr inbounds double, double addrspace(1)* %out, i64 [[CONV0]]
+; CHECK:  store double [[CALL_TMP]], double addrspace(1)* [[ARRAY_IDX1]], align 8
+; CHECK:  ret void
+;
+entry:
+  %payloadHeader.scalar = extractelement <8 x i32> %payloadHeader, i32 0
+  %enqueuedLocalSize.scalar = extractelement <3 x i32> %enqueuedLocalSize, i32 0
+  %r0.scalar18 = extractelement <8 x i32> %r0, i32 1
+  %mul.i.i.i = mul i32 %enqueuedLocalSize.scalar, %r0.scalar18
+  %localIdX3 = zext i16 %localIdX to i32
+  %add.i.i.i = add i32 %mul.i.i.i, %localIdX3
+  %add4.i.i.i = add i32 %add.i.i.i, %payloadHeader.scalar
+  %conv.i.i.i = zext i32 %add4.i.i.i to i64
+  %arrayidx = getelementptr inbounds i32, i32 addrspace(1)* %inA, i64 %conv.i.i.i
+  %0 = load i32, i32 addrspace(1)* %arrayidx, align 4
+  %call1 = sitofp i32 %0 to double
+  %arrayidx2 = getelementptr inbounds double, double addrspace(1)* %out, i64 %conv.i.i.i
+  store double %call1, double addrspace(1)* %arrayidx2, align 8
+  ret void
+}
+
+define spir_kernel void @uitofp_kernel(i32 addrspace(1)* %inA, double addrspace(1)* %out, <8 x i32> %r0, <8 x i32> %payloadHeader, <3 x i32> %enqueuedLocalSize, i16 %localIdX, i16 %localIdY, i16 %localIdZ, i8* %privateBase, i32 %bufferOffset, i32 %bufferOffset1) #0 {
+; CHECK-LABEL: @uitofp_kernel(
+; CHECK: entry:
+; CHECK:  [[TMP0:%.*]] = extractelement <8 x i32> %payloadHeader, i32 0
+; CHECK:  [[TMP1:%.*]] = extractelement <3 x i32> %enqueuedLocalSize, i32 0
+; CHECK:  [[TMP2:%.*]] = extractelement <8 x i32> %r0, i32 1
+; CHECK:  [[MUL:%.*]] = mul i32 [[TMP1]], [[TMP2]]
+; CHECK:  [[LOCAL_ID_X:%.*]] = zext i16 %localIdX to i32
+; CHECK:  [[ADD0:%.*]] = add i32 [[MUL]], [[LOCAL_ID_X]]
+; CHECK:  [[ADD1:%.*]] = add i32 [[ADD0]], [[TMP0]]
+; CHECK:  [[CONV0:%.*]] = zext i32 [[ADD1]] to i64
+; CHECK:  [[ARRAY_IDX0:%.*]] = getelementptr inbounds i32, i32 addrspace(1)* %inA, i64 [[CONV0]]
+; CHECK:  [[TMP3:%.*]] = load i32, i32 addrspace(1)* [[ARRAY_IDX0]], align 4
+; CHECK:  [[CALL_TMP:%.*]] = call double @__igcbuiltin_uint32_to_dp(i32 [[TMP3]])
+; CHECK:  [[ARRAY_IDX1:%.*]] = getelementptr inbounds double, double addrspace(1)* %out, i64 [[CONV0]]
+; CHECK:  store double [[CALL_TMP]], double addrspace(1)* [[ARRAY_IDX1]], align 8
+; CHECK:  ret void
+;
+entry:
+  %payloadHeader.scalar = extractelement <8 x i32> %payloadHeader, i32 0
+  %enqueuedLocalSize.scalar = extractelement <3 x i32> %enqueuedLocalSize, i32 0
+  %r0.scalar18 = extractelement <8 x i32> %r0, i32 1
+  %mul.i.i.i = mul i32 %enqueuedLocalSize.scalar, %r0.scalar18
+  %localIdX3 = zext i16 %localIdX to i32
+  %add.i.i.i = add i32 %mul.i.i.i, %localIdX3
+  %add4.i.i.i = add i32 %add.i.i.i, %payloadHeader.scalar
+  %conv.i.i.i = zext i32 %add4.i.i.i to i64
+  %arrayidx = getelementptr inbounds i32, i32 addrspace(1)* %inA, i64 %conv.i.i.i
+  %0 = load i32, i32 addrspace(1)* %arrayidx, align 4
+  %call1 = uitofp i32 %0 to double
+  %arrayidx2 = getelementptr inbounds double, double addrspace(1)* %out, i64 %conv.i.i.i
+  store double %call1, double addrspace(1)* %arrayidx2, align 8
+  ret void
+}