41 lines
		
	
	
		
			1.0 KiB
		
	
	
	
		
			LLVM
		
	
	
	
			
		
		
	
	
			41 lines
		
	
	
		
			1.0 KiB
		
	
	
	
		
			LLVM
		
	
	
	
| ; RUN: llc -march=arm64 < %s | FileCheck %s
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| 
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| @var32 = global i32 0
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| 
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| define void @test_zextloadi1_unscaled(i1* %base) {
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| ; CHECK-LABEL: test_zextloadi1_unscaled:
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| ; CHECK: ldurb {{w[0-9]+}}, [{{x[0-9]+}}, #-7]
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| 
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|   %addr = getelementptr i1, i1* %base, i32 -7
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|   %val = load i1, i1* %addr, align 1
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| 
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|   %extended = zext i1 %val to i32
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|   store i32 %extended, i32* @var32, align 4
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|   ret void
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| }
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| 
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| define void @test_zextloadi8_unscaled(i8* %base) {
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| ; CHECK-LABEL: test_zextloadi8_unscaled:
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| ; CHECK: ldurb {{w[0-9]+}}, [{{x[0-9]+}}, #-7]
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| 
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|   %addr = getelementptr i8, i8* %base, i32 -7
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|   %val = load i8, i8* %addr, align 1
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| 
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|   %extended = zext i8 %val to i32
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|   store i32 %extended, i32* @var32, align 4
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|   ret void
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| }
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| 
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| define void @test_zextloadi16_unscaled(i16* %base) {
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| ; CHECK-LABEL: test_zextloadi16_unscaled:
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| ; CHECK: ldurh {{w[0-9]+}}, [{{x[0-9]+}}, #-14]
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| 
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|   %addr = getelementptr i16, i16* %base, i32 -7
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|   %val = load i16, i16* %addr, align 2
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| 
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|   %extended = zext i16 %val to i32
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|   store i32 %extended, i32* @var32, align 4
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|   ret void
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| }
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| 
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