34 lines
		
	
	
		
			1.0 KiB
		
	
	
	
		
			LLVM
		
	
	
	
			
		
		
	
	
			34 lines
		
	
	
		
			1.0 KiB
		
	
	
	
		
			LLVM
		
	
	
	
| ; RUN: llc -march=hexagon < %s | FileCheck %s
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| 
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| ; Test that V_vzero and W_vzero intrinsics work. The W_vzero intrinsic was added
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| ; for v65/hvx.
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| 
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| ; CHECK-LABEL: f0:
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| ; CHECK: [[VREG1:v([0-9]+)]] = vxor([[VREG1]],[[VREG1]])
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| define void @f0(i16** nocapture %a0) #0 {
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| b0:
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|   %v0 = bitcast i16** %a0 to <32 x i32>*
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|   %v1 = tail call <32 x i32> @llvm.hexagon.V6.vd0.128B()
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|   store <32 x i32> %v1, <32 x i32>* %v0, align 64
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|   ret void
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| }
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| 
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| ; Function Attrs: nounwind readnone
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| declare <32 x i32> @llvm.hexagon.V6.vd0.128B() #1
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| 
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| ; CHECK-LABEL: f1:
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| ; CHECK: [[VREG2:v([0-9]+):([0-9]+).w]] = vsub([[VREG2]],[[VREG2]])
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| define void @f1(i16** nocapture %a0) #0 {
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| b0:
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|   %v0 = bitcast i16** %a0 to <64 x i32>*
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|   %v1 = tail call <64 x i32> @llvm.hexagon.V6.vdd0.128B()
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|   store <64 x i32> %v1, <64 x i32>* %v0, align 128
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|   ret void
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| }
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| 
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| ; Function Attrs: nounwind readnone
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| declare <64 x i32> @llvm.hexagon.V6.vdd0.128B() #1
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| 
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| attributes #0 = { nounwind "target-cpu"="hexagonv65" "target-features"="+hvxv65,+hvx-length128b" }
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| attributes #1 = { nounwind readnone }
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