51 lines
		
	
	
		
			2.2 KiB
		
	
	
	
		
			LLVM
		
	
	
	
			
		
		
	
	
			51 lines
		
	
	
		
			2.2 KiB
		
	
	
	
		
			LLVM
		
	
	
	
| ; RUN: opt -S -mtriple=amdgcn-amd-amdhsa -amdgpu-promote-alloca < %s | FileCheck %s
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| 
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| ; Make sure this allocates the correct size if the alloca has a non-0
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| ; number of elements.
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| 
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| ; CHECK-LABEL: @array_alloca(
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| ; CHECK: %stack = alloca i32, i32 5, align 4
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| define void @array_alloca(i32 addrspace(1)* nocapture %out, i32 addrspace(1)* nocapture %in) #0 {
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| entry:
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|   %stack = alloca i32, i32 5, align 4
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|   %ld0 = load i32, i32 addrspace(1)* %in, align 4
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|   %arrayidx1 = getelementptr inbounds i32, i32* %stack, i32 %ld0
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|   store i32 4, i32* %arrayidx1, align 4
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|   %arrayidx2 = getelementptr inbounds i32, i32 addrspace(1)* %in, i32 1
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|   %ld1 = load i32, i32 addrspace(1)* %arrayidx2, align 4
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|   %arrayidx3 = getelementptr inbounds i32, i32* %stack, i32 %ld1
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|   store i32 5, i32* %arrayidx3, align 4
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|   %arrayidx10 = getelementptr inbounds i32, i32* %stack, i32 0
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|   %ld2 = load i32, i32* %arrayidx10, align 4
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|   store i32 %ld2, i32 addrspace(1)* %out, align 4
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|   %arrayidx12 = getelementptr inbounds i32, i32* %stack, i32 1
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|   %ld3 = load i32, i32* %arrayidx12
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|   %arrayidx13 = getelementptr inbounds i32, i32 addrspace(1)* %out, i32 1
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|   store i32 %ld3, i32 addrspace(1)* %arrayidx13
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|   ret void
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| }
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| 
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| ; CHECK-LABEL: @array_alloca_dynamic(
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| ; CHECK: %stack = alloca i32, i32 %size, align 4
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| define void @array_alloca_dynamic(i32 addrspace(1)* nocapture %out, i32 addrspace(1)* nocapture %in, i32 %size) #0 {
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| entry:
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|   %stack = alloca i32, i32 %size, align 4
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|   %ld0 = load i32, i32 addrspace(1)* %in, align 4
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|   %arrayidx1 = getelementptr inbounds i32, i32* %stack, i32 %ld0
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|   store i32 4, i32* %arrayidx1, align 4
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|   %arrayidx2 = getelementptr inbounds i32, i32 addrspace(1)* %in, i32 1
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|   %ld1 = load i32, i32 addrspace(1)* %arrayidx2, align 4
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|   %arrayidx3 = getelementptr inbounds i32, i32* %stack, i32 %ld1
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|   store i32 5, i32* %arrayidx3, align 4
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|   %arrayidx10 = getelementptr inbounds i32, i32* %stack, i32 0
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|   %ld2 = load i32, i32* %arrayidx10, align 4
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|   store i32 %ld2, i32 addrspace(1)* %out, align 4
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|   %arrayidx12 = getelementptr inbounds i32, i32* %stack, i32 1
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|   %ld3 = load i32, i32* %arrayidx12
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|   %arrayidx13 = getelementptr inbounds i32, i32 addrspace(1)* %out, i32 1
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|   store i32 %ld3, i32 addrspace(1)* %arrayidx13
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|   ret void
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| }
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| 
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| attributes #0 = { nounwind }
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