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[NFC][AMDGPU] Pre-commit clang and llvm tests for dynamic allocas (#120063)
For #119822
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Aaditya
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1ef5b987a4
commit
99c2e3b782
@ -4,22 +4,68 @@
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; ERR-NEXT: warning: Instruction selection used fallback path for kernel_dynamic_stackalloc_vgpr_align4
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; ERR-NEXT: error: <unknown>:0:0: in function kernel_dynamic_stackalloc_vgpr_align4 void (ptr addrspace(1)): unsupported dynamic alloca
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; ERR: remark: <unknown>:0:0: cannot select: %{{[0-9]+}}:sreg_32(p5) = G_DYN_STACKALLOC %{{[0-9]+}}:vgpr(s32), 1 (in function: func_dynamic_stackalloc_vgpr_align4)
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; ERR-NEXT: warning: Instruction selection used fallback path for func_dynamic_stackalloc_vgpr_align4
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; ERR-NEXT: error: <unknown>:0:0: in function func_dynamic_stackalloc_vgpr_align4 void (i32): unsupported dynamic alloca
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define amdgpu_kernel void @kernel_dynamic_stackalloc_vgpr_align4(ptr addrspace(1) %ptr) {
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%id = call i32 @llvm.amdgcn.workitem.id.x()
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%gep = getelementptr i32, ptr addrspace(1) %ptr, i32 %id
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%n = load i32, ptr addrspace(1) %gep
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%alloca = alloca i32, i32 %n, align 4, addrspace(5)
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store volatile ptr addrspace(5) %alloca, ptr addrspace(1) undef
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store volatile i32 123, ptr addrspace(5) %alloca
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ret void
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}
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; ERR: remark: <unknown>:0:0: cannot select: %{{[0-9]+}}:sreg_32(p5) = G_DYN_STACKALLOC %{{[0-9]+}}:vgpr(s32), 1 (in function: kernel_dynamic_stackalloc_vgpr_default_align)
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; ERR-NEXT: warning: Instruction selection used fallback path for kernel_dynamic_stackalloc_vgpr_default_align
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; ERR-NEXT: error: <unknown>:0:0: in function kernel_dynamic_stackalloc_vgpr_default_align void (ptr addrspace(1)): unsupported dynamic alloca
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define amdgpu_kernel void @kernel_dynamic_stackalloc_vgpr_default_align(ptr addrspace(1) %ptr) {
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%id = call i32 @llvm.amdgcn.workitem.id.x()
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%gep = getelementptr i32, ptr addrspace(1) %ptr, i32 %id
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%n = load i32, ptr addrspace(1) %gep
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%alloca = alloca i32, i32 %n, addrspace(5)
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store volatile i32 %n, ptr addrspace(5) %alloca
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ret void
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}
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; ERR: remark: <unknown>:0:0: cannot select: %{{[0-9]+}}:sreg_32(p5) = G_DYN_STACKALLOC %{{[0-9]+}}:vgpr(s32), 64 (in function: kernel_dynamic_stackalloc_vgpr_align64)
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; ERR-NEXT: warning: Instruction selection used fallback path for kernel_dynamic_stackalloc_vgpr_align64
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; ERR-NEXT: error: <unknown>:0:0: in function kernel_dynamic_stackalloc_vgpr_align64 void (ptr addrspace(1)): unsupported dynamic alloca
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define amdgpu_kernel void @kernel_dynamic_stackalloc_vgpr_align64(ptr addrspace(1) %ptr) {
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%id = call i32 @llvm.amdgcn.workitem.id.x()
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%gep = getelementptr i32, ptr addrspace(1) %ptr, i32 %id
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%n = load i32, ptr addrspace(1) %gep
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%alloca = alloca i32, i32 %n, align 64, addrspace(5)
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store volatile i32 789, ptr addrspace(5) %alloca
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ret void
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}
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; ERR: remark: <unknown>:0:0: cannot select: %{{[0-9]+}}:sreg_32(p5) = G_DYN_STACKALLOC %{{[0-9]+}}:vgpr(s32), 1 (in function: func_dynamic_stackalloc_vgpr_align4)
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; ERR-NEXT: warning: Instruction selection used fallback path for func_dynamic_stackalloc_vgpr_align4
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; ERR-NEXT: error: <unknown>:0:0: in function func_dynamic_stackalloc_vgpr_align4 void (i32): unsupported dynamic alloca
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define void @func_dynamic_stackalloc_vgpr_align4(i32 %n) {
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%alloca = alloca i32, i32 %n, align 4, addrspace(5)
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store volatile ptr addrspace(5) %alloca, ptr addrspace(1) undef
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store volatile i32 %n, ptr addrspace(5) %alloca
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ret void
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}
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; ERR: remark: <unknown>:0:0: cannot select: %{{[0-9]+}}:sreg_32(p5) = G_DYN_STACKALLOC %{{[0-9]+}}:vgpr(s32), 1 (in function: func_dynamic_stackalloc_vgpr_default_align)
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; ERR-NEXT: warning: Instruction selection used fallback path for func_dynamic_stackalloc_vgpr_default_align
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; ERR-NEXT: error: <unknown>:0:0: in function func_dynamic_stackalloc_vgpr_default_align void (i32): unsupported dynamic alloca
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define void @func_dynamic_stackalloc_vgpr_default_align(i32 %n) {
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%alloca = alloca i32, i32 %n, addrspace(5)
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store volatile i32 123, ptr addrspace(5) %alloca
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ret void
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}
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; ERR: remark: <unknown>:0:0: cannot select: %{{[0-9]+}}:sreg_32(p5) = G_DYN_STACKALLOC %{{[0-9]+}}:vgpr(s32), 32 (in function: func_dynamic_stackalloc_vgpr_align32)
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; ERR-NEXT: warning: Instruction selection used fallback path for func_dynamic_stackalloc_vgpr_align32
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; ERR-NEXT: error: <unknown>:0:0: in function func_dynamic_stackalloc_vgpr_align32 void (i32): unsupported dynamic alloca
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define void @func_dynamic_stackalloc_vgpr_align32(i32 %n) {
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%alloca = alloca i32, i32 %n, align 32, addrspace(5)
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store volatile i32 %n, ptr addrspace(5) %alloca
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ret void
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}
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@ -5,8 +5,188 @@ target datalayout = "A5"
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; CHECK: in function test_dynamic_stackalloc{{.*}}: unsupported dynamic alloca
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define amdgpu_kernel void @test_dynamic_stackalloc(ptr addrspace(1) %out, i32 %n) {
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define amdgpu_kernel void @test_dynamic_stackalloc_kernel_uniform(i32 %n) {
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%alloca = alloca i32, i32 %n, addrspace(5)
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store volatile i32 0, ptr addrspace(5) %alloca
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store volatile i32 123, ptr addrspace(5) %alloca
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ret void
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}
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; CHECK: in function test_dynamic_stackalloc{{.*}}: unsupported dynamic alloca
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define amdgpu_kernel void @test_dynamic_stackalloc_kernel_uniform_over_aligned(i32 %n) {
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%alloca = alloca i32, i32 %n, align 128, addrspace(5)
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store volatile i32 10, ptr addrspace(5) %alloca
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ret void
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}
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; CHECK: in function test_dynamic_stackalloc{{.*}}: unsupported dynamic alloca
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define amdgpu_kernel void @test_dynamic_stackalloc_kernel_uniform_under_aligned(i32 %n) {
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%alloca = alloca i32, i32 %n, align 2, addrspace(5)
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store volatile i32 22, ptr addrspace(5) %alloca
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ret void
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}
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; CHECK: in function test_dynamic_stackalloc{{.*}}: unsupported dynamic alloca
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define amdgpu_kernel void @test_dynamic_stackalloc_kernel_divergent() {
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%idx = call i32 @llvm.amdgcn.workitem.id.x()
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%alloca = alloca float, i32 %idx, addrspace(5)
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store volatile i32 123, ptr addrspace(5) %alloca
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ret void
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}
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; CHECK: in function test_dynamic_stackalloc{{.*}}: unsupported dynamic alloca
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define amdgpu_kernel void @test_dynamic_stackalloc_kernel_divergent_over_aligned() {
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%idx = call i32 @llvm.amdgcn.workitem.id.x()
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%alloca = alloca i32, i32 %idx, align 128, addrspace(5)
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store volatile i32 444, ptr addrspace(5) %alloca
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ret void
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}
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; CHECK: in function test_dynamic_stackalloc{{.*}}: unsupported dynamic alloca
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define amdgpu_kernel void @test_dynamic_stackalloc_kernel_divergent_under_aligned() {
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%idx = call i32 @llvm.amdgcn.workitem.id.x()
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%alloca = alloca i128, i32 %idx, align 2, addrspace(5)
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store volatile i32 666, ptr addrspace(5) %alloca
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ret void
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}
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; CHECK: in function test_dynamic_stackalloc{{.*}}: unsupported dynamic alloca
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; CHECK: in function test_dynamic_stackalloc{{.*}}: unsupported dynamic alloca
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; CHECK: in function test_dynamic_stackalloc{{.*}}: unsupported dynamic alloca
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define amdgpu_kernel void @test_dynamic_stackalloc_kernel_multiple_allocas(i32 %n, i32 %m) {
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entry:
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%cond = icmp eq i32 %n, 0
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%alloca1 = alloca i32, i32 8, addrspace(5)
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%alloca2 = alloca i17, i32 %n, addrspace(5)
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br i1 %cond, label %bb.0, label %bb.1
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bb.0:
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%idx = call i32 @llvm.amdgcn.workitem.id.x()
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%alloca3 = alloca i32, i32 %m, align 64, addrspace(5)
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%alloca4 = alloca i32, i32 %idx, align 4, addrspace(5)
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store volatile i32 3, ptr addrspace(5) %alloca3
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store volatile i32 4, ptr addrspace(5) %alloca4
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br label %bb.1
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bb.1:
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store volatile i32 1, ptr addrspace(5) %alloca1
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store volatile i32 2, ptr addrspace(5) %alloca2
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ret void
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}
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; CHECK: in function test_dynamic_stackalloc{{.*}}: unsupported dynamic alloca
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; CHECK: in function test_dynamic_stackalloc{{.*}}: unsupported dynamic alloca
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define amdgpu_kernel void @test_dynamic_stackalloc_kernel_control_flow(i32 %n, i32 %m) {
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entry:
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%cond = icmp eq i32 %n, 0
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br i1 %cond, label %bb.0, label %bb.1
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bb.0:
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%alloca2 = alloca i32, i32 %m, align 64, addrspace(5)
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store volatile i32 2, ptr addrspace(5) %alloca2
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br label %bb.2
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bb.1:
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%idx = call i32 @llvm.amdgcn.workitem.id.x()
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%alloca1 = alloca i32, i32 %idx, align 4, addrspace(5)
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store volatile i32 1, ptr addrspace(5) %alloca1
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br label %bb.2
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bb.2:
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ret void
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}
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; CHECK: in function test_dynamic_stackalloc{{.*}}: unsupported dynamic alloca
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define void @test_dynamic_stackalloc_device_uniform(i32 %n) {
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%alloca = alloca i32, i32 %n, addrspace(5)
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store volatile i32 123, ptr addrspace(5) %alloca
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ret void
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}
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; CHECK: in function test_dynamic_stackalloc{{.*}}: unsupported dynamic alloca
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define void @test_dynamic_stackalloc_device_uniform_over_aligned(i32 %n) {
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%alloca = alloca i32, i32 %n, align 128, addrspace(5)
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store volatile i32 10, ptr addrspace(5) %alloca
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ret void
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}
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; CHECK: in function test_dynamic_stackalloc{{.*}}: unsupported dynamic alloca
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define void @test_dynamic_stackalloc_device_uniform_under_aligned(i32 %n) {
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%alloca = alloca i32, i32 %n, align 2, addrspace(5)
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store volatile i32 22, ptr addrspace(5) %alloca
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ret void
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}
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; CHECK: in function test_dynamic_stackalloc{{.*}}: unsupported dynamic alloca
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define void @test_dynamic_stackalloc_device_divergent() {
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%idx = call i32 @llvm.amdgcn.workitem.id.x()
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%alloca = alloca i32, i32 %idx, addrspace(5)
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store volatile i32 123, ptr addrspace(5) %alloca
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ret void
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}
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; CHECK: in function test_dynamic_stackalloc{{.*}}: unsupported dynamic alloca
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define void @test_dynamic_stackalloc_device_divergent_over_aligned() {
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%idx = call i32 @llvm.amdgcn.workitem.id.x()
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%alloca = alloca i32, i32 %idx, align 128, addrspace(5)
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store volatile i32 444, ptr addrspace(5) %alloca
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ret void
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}
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; CHECK: in function test_dynamic_stackalloc{{.*}}: unsupported dynamic alloca
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define void @test_dynamic_stackalloc_device_divergent_under_aligned() {
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%idx = call i32 @llvm.amdgcn.workitem.id.x()
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%alloca = alloca i32, i32 %idx, align 2, addrspace(5)
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store volatile i32 666, ptr addrspace(5) %alloca
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ret void
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}
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; CHECK: in function test_dynamic_stackalloc{{.*}}: unsupported dynamic alloca
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; CHECK: in function test_dynamic_stackalloc{{.*}}: unsupported dynamic alloca
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; CHECK: in function test_dynamic_stackalloc{{.*}}: unsupported dynamic alloca
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define void @test_dynamic_stackalloc_device_multiple_allocas(i32 %n, i32 %m) {
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entry:
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%cond = icmp eq i32 %n, 0
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%alloca1 = alloca i32, i32 8, addrspace(5)
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%alloca2 = alloca i32, i32 %n, addrspace(5)
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br i1 %cond, label %bb.0, label %bb.1
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bb.0:
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%idx = call i32 @llvm.amdgcn.workitem.id.x()
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%alloca3 = alloca i32, i32 %m, align 64, addrspace(5)
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%alloca4 = alloca i32, i32 %idx, align 4, addrspace(5)
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store volatile i32 3, ptr addrspace(5) %alloca3
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store volatile i32 4, ptr addrspace(5) %alloca4
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br label %bb.1
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bb.1:
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store volatile i32 1, ptr addrspace(5) %alloca1
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store volatile i32 2, ptr addrspace(5) %alloca2
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ret void
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}
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; CHECK: in function test_dynamic_stackalloc{{.*}}: unsupported dynamic alloca
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; CHECK: in function test_dynamic_stackalloc{{.*}}: unsupported dynamic alloca
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define void @test_dynamic_stackalloc_device_control_flow(i32 %n, i32 %m) {
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entry:
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%cond = icmp eq i32 %n, 0
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br i1 %cond, label %bb.0, label %bb.1
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bb.0:
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%idx = call i32 @llvm.amdgcn.workitem.id.x()
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%alloca1 = alloca i32, i32 %idx, align 4, addrspace(5)
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store volatile i32 1, ptr addrspace(5) %alloca1
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br label %bb.2
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bb.1:
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%alloca2 = alloca i32, i32 %m, align 64, addrspace(5)
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store volatile i32 2, ptr addrspace(5) %alloca2
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br label %bb.2
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bb.2:
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ret void
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}
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