================
@@ -5,8 +5,46 @@ target datalayout = "A5"
; CHECK: in function test_dynamic_stackalloc{{.*}}: unsupported dynamic alloca
-define amdgpu_kernel void @test_dynamic_stackalloc(ptr addrspace(1) %out, i32
%n) {
+define amdgpu_kernel void @test_dynamic_stackalloc(i32 %n) {
%alloca = alloca i32, i32 %n, addrspace(5)
- store volatile i32 0, ptr addrspace(5) %alloca
+ store volatile i32 123, ptr addrspace(5) %alloca
ret void
}
+
+; CHECK: in function test_dynamic_stackalloc{{.*}}: unsupported dynamic alloca
+
+define amdgpu_kernel void @test_dynamic_stackalloc_multiple_allocas(i32 %n) {
+ %alloca1 = alloca i32, i32 8, addrspace(5)
+ %alloca2 = alloca i32, i32 %n, addrspace(5)
+ %alloca3 = alloca i32, i32 10, addrspace(5)
+ store volatile i32 1, ptr addrspace(5) %alloca1
+ store volatile i32 2, ptr addrspace(5) %alloca2
+ store volatile i32 3, ptr addrspace(5) %alloca3
+ ret void
+}
+
+; CHECK: in function test_dynamic_stackalloc{{.*}}: unsupported dynamic alloca
+
+define amdgpu_kernel void @test_dynamic_stackalloc_custom_alignment(i32 %n) {
+ %alloca = alloca i32, i32 %n, align 128, addrspace(5)
+ store volatile i32 1, ptr addrspace(5) %alloca
+ ret void
+}
+
+; CHECK: in function test_dynamic_stackalloc{{.*}}: unsupported dynamic alloca
+
+define amdgpu_kernel void @test_dynamic_stackalloc_non_entry_block(i32 %n) {
+ entry:
+ %cond = icmp eq i32 %n, 0
+ br i1 %cond, label %bb.0, label %bb.1
+
+ bb.0:
+ %alloca = alloca i32, i32 %n, align 64, addrspace(5)
+ %gep1 = getelementptr i32, ptr addrspace(5) %alloca, i32 1
+ store volatile i32 0, ptr addrspace(5) %alloca
+ store volatile i32 1, ptr addrspace(5) %gep1
+ br label %bb.1
+
+ bb.1:
+ ret void
+}
----------------
arsenm wrote:
Should test with divergent size. Also from non-kernels
https://github.com/llvm/llvm-project/pull/120063
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