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140 lines
9.2 KiB
LLVM
140 lines
9.2 KiB
LLVM
; RUN: opt -mtriple=amdgcn-- -S -separate-const-offset-from-gep -reassociate-geps-verify-no-dead-code -gvn < %s | FileCheck -check-prefix=IR %s
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target datalayout = "e-p:32:32-p1:64:64-p2:64:64-p3:32:32-p4:64:64-p5:32:32-p24:64:64-i64:64-v16:16-v24:32-v32:32-v48:64-v96:128-v192:256-v256:256-v512:512-v1024:1024-v2048:2048-n32:64"
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@array = internal addrspace(2) constant [4096 x [32 x float]] zeroinitializer, align 4
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; IR-LABEL: @sum_of_array(
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; IR: [[BASE_PTR:%[a-zA-Z0-9]+]] = getelementptr [4096 x [32 x float]], [4096 x [32 x float]] addrspace(2)* @array, i64 0, i64 %{{[a-zA-Z0-9]+}}, i64 %{{[a-zA-Z0-9]+}}
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; IR: getelementptr inbounds float, float addrspace(2)* [[BASE_PTR]], i64 1
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; IR: getelementptr inbounds float, float addrspace(2)* [[BASE_PTR]], i64 32
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; IR: getelementptr inbounds float, float addrspace(2)* [[BASE_PTR]], i64 33
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define amdgpu_kernel void @sum_of_array(i32 %x, i32 %y, float addrspace(1)* nocapture %output) {
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%tmp = sext i32 %y to i64
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%tmp1 = sext i32 %x to i64
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%tmp2 = getelementptr inbounds [4096 x [32 x float]], [4096 x [32 x float]] addrspace(2)* @array, i64 0, i64 %tmp1, i64 %tmp
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%tmp4 = load float, float addrspace(2)* %tmp2, align 4
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%tmp5 = fadd float %tmp4, 0.000000e+00
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%tmp6 = add i32 %y, 1
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%tmp7 = sext i32 %tmp6 to i64
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%tmp8 = getelementptr inbounds [4096 x [32 x float]], [4096 x [32 x float]] addrspace(2)* @array, i64 0, i64 %tmp1, i64 %tmp7
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%tmp10 = load float, float addrspace(2)* %tmp8, align 4
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%tmp11 = fadd float %tmp5, %tmp10
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%tmp12 = add i32 %x, 1
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%tmp13 = sext i32 %tmp12 to i64
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%tmp14 = getelementptr inbounds [4096 x [32 x float]], [4096 x [32 x float]] addrspace(2)* @array, i64 0, i64 %tmp13, i64 %tmp
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%tmp16 = load float, float addrspace(2)* %tmp14, align 4
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%tmp17 = fadd float %tmp11, %tmp16
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%tmp18 = getelementptr inbounds [4096 x [32 x float]], [4096 x [32 x float]] addrspace(2)* @array, i64 0, i64 %tmp13, i64 %tmp7
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%tmp20 = load float, float addrspace(2)* %tmp18, align 4
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%tmp21 = fadd float %tmp17, %tmp20
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store float %tmp21, float addrspace(1)* %output, align 4
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ret void
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}
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@array2 = internal addrspace(2) constant [4096 x [4 x float]] zeroinitializer, align 4
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; Some of the indices go over the maximum mubuf offset, so don't split them.
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; IR-LABEL: @sum_of_array_over_max_mubuf_offset(
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; IR: [[BASE_PTR:%[a-zA-Z0-9]+]] = getelementptr [4096 x [4 x float]], [4096 x [4 x float]] addrspace(2)* @array2, i64 0, i64 %{{[a-zA-Z0-9]+}}, i64 %{{[a-zA-Z0-9]+}}
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; IR: getelementptr inbounds float, float addrspace(2)* [[BASE_PTR]], i64 255
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; IR: add i32 %x, 256
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; IR: getelementptr inbounds [4096 x [4 x float]], [4096 x [4 x float]] addrspace(2)* @array2, i64 0, i64 %{{[a-zA-Z0-9]+}}, i64 %{{[a-zA-Z0-9]+}}
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; IR: getelementptr inbounds [4096 x [4 x float]], [4096 x [4 x float]] addrspace(2)* @array2, i64 0, i64 %{{[a-zA-Z0-9]+}}, i64 %{{[a-zA-Z0-9]+}}
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define amdgpu_kernel void @sum_of_array_over_max_mubuf_offset(i32 %x, i32 %y, float addrspace(1)* nocapture %output) {
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%tmp = sext i32 %y to i64
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%tmp1 = sext i32 %x to i64
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%tmp2 = getelementptr inbounds [4096 x [4 x float]], [4096 x [4 x float]] addrspace(2)* @array2, i64 0, i64 %tmp1, i64 %tmp
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%tmp4 = load float, float addrspace(2)* %tmp2, align 4
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%tmp5 = fadd float %tmp4, 0.000000e+00
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%tmp6 = add i32 %y, 255
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%tmp7 = sext i32 %tmp6 to i64
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%tmp8 = getelementptr inbounds [4096 x [4 x float]], [4096 x [4 x float]] addrspace(2)* @array2, i64 0, i64 %tmp1, i64 %tmp7
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%tmp10 = load float, float addrspace(2)* %tmp8, align 4
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%tmp11 = fadd float %tmp5, %tmp10
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%tmp12 = add i32 %x, 256
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%tmp13 = sext i32 %tmp12 to i64
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%tmp14 = getelementptr inbounds [4096 x [4 x float]], [4096 x [4 x float]] addrspace(2)* @array2, i64 0, i64 %tmp13, i64 %tmp
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%tmp16 = load float, float addrspace(2)* %tmp14, align 4
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%tmp17 = fadd float %tmp11, %tmp16
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%tmp18 = getelementptr inbounds [4096 x [4 x float]], [4096 x [4 x float]] addrspace(2)* @array2, i64 0, i64 %tmp13, i64 %tmp7
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%tmp20 = load float, float addrspace(2)* %tmp18, align 4
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%tmp21 = fadd float %tmp17, %tmp20
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store float %tmp21, float addrspace(1)* %output, align 4
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ret void
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}
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@lds_array = internal addrspace(3) global [4096 x [4 x float]] undef, align 4
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; DS instructions have a larger immediate offset, so make sure these are OK.
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; IR-LABEL: @sum_of_lds_array_over_max_mubuf_offset(
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; IR: [[BASE_PTR:%[a-zA-Z0-9]+]] = getelementptr [4096 x [4 x float]], [4096 x [4 x float]] addrspace(3)* @lds_array, i32 0, i32 %{{[a-zA-Z0-9]+}}, i32 %{{[a-zA-Z0-9]+}}
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; IR: getelementptr inbounds float, float addrspace(3)* [[BASE_PTR]], i32 255
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; IR: getelementptr inbounds float, float addrspace(3)* [[BASE_PTR]], i32 16128
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; IR: getelementptr inbounds float, float addrspace(3)* [[BASE_PTR]], i32 16383
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define amdgpu_kernel void @sum_of_lds_array_over_max_mubuf_offset(i32 %x, i32 %y, float addrspace(1)* nocapture %output) {
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%tmp2 = getelementptr inbounds [4096 x [4 x float]], [4096 x [4 x float]] addrspace(3)* @lds_array, i32 0, i32 %x, i32 %y
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%tmp4 = load float, float addrspace(3)* %tmp2, align 4
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%tmp5 = fadd float %tmp4, 0.000000e+00
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%tmp6 = add i32 %y, 255
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%tmp8 = getelementptr inbounds [4096 x [4 x float]], [4096 x [4 x float]] addrspace(3)* @lds_array, i32 0, i32 %x, i32 %tmp6
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%tmp10 = load float, float addrspace(3)* %tmp8, align 4
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%tmp11 = fadd float %tmp5, %tmp10
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%tmp12 = add i32 %x, 4032
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%tmp14 = getelementptr inbounds [4096 x [4 x float]], [4096 x [4 x float]] addrspace(3)* @lds_array, i32 0, i32 %tmp12, i32 %y
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%tmp16 = load float, float addrspace(3)* %tmp14, align 4
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%tmp17 = fadd float %tmp11, %tmp16
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%tmp18 = getelementptr inbounds [4096 x [4 x float]], [4096 x [4 x float]] addrspace(3)* @lds_array, i32 0, i32 %tmp12, i32 %tmp6
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%tmp20 = load float, float addrspace(3)* %tmp18, align 4
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%tmp21 = fadd float %tmp17, %tmp20
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store float %tmp21, float addrspace(1)* %output, align 4
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ret void
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}
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; IR-LABEL: @keep_metadata(
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; IR: getelementptr {{.*}} !amdgpu.uniform
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; IR: getelementptr {{.*}} !amdgpu.uniform
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; IR: getelementptr {{.*}} !amdgpu.uniform
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define amdgpu_ps <{ i32, i32, i32, i32, i32, float, float, float, float, float, float, float, float, float, float, float, float, float, float, float }> @keep_metadata([0 x <4 x i32>] addrspace(2)* inreg noalias dereferenceable(18446744073709551615), [0 x <8 x i32>] addrspace(2)* inreg noalias dereferenceable(18446744073709551615), [0 x <4 x i32>] addrspace(2)* inreg noalias dereferenceable(18446744073709551615), [0 x <8 x i32>] addrspace(2)* inreg noalias dereferenceable(18446744073709551615), float inreg, i32 inreg, <2 x i32>, <2 x i32>, <2 x i32>, <3 x i32>, <2 x i32>, <2 x i32>, <2 x i32>, float, float, float, float, float, i32, i32, float, i32) #5 {
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main_body:
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%22 = call nsz float @llvm.amdgcn.interp.mov(i32 2, i32 0, i32 0, i32 %5) #8
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%23 = bitcast float %22 to i32
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%24 = shl i32 %23, 1
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%25 = getelementptr [0 x <8 x i32>], [0 x <8 x i32>] addrspace(2)* %1, i32 0, i32 %24, !amdgpu.uniform !0
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%26 = load <8 x i32>, <8 x i32> addrspace(2)* %25, align 32, !invariant.load !0
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%27 = shl i32 %23, 2
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%28 = or i32 %27, 3
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%29 = bitcast [0 x <8 x i32>] addrspace(2)* %1 to [0 x <4 x i32>] addrspace(2)*
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%30 = getelementptr [0 x <4 x i32>], [0 x <4 x i32>] addrspace(2)* %29, i32 0, i32 %28, !amdgpu.uniform !0
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%31 = load <4 x i32>, <4 x i32> addrspace(2)* %30, align 16, !invariant.load !0
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%32 = call nsz <4 x float> @llvm.amdgcn.image.sample.v4f32.v2f32.v8i32(<2 x float> zeroinitializer, <8 x i32> %26, <4 x i32> %31, i32 15, i1 false, i1 false, i1 false, i1 false, i1 false) #8
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%33 = extractelement <4 x float> %32, i32 0
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%34 = extractelement <4 x float> %32, i32 1
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%35 = extractelement <4 x float> %32, i32 2
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%36 = extractelement <4 x float> %32, i32 3
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%37 = bitcast float %4 to i32
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%38 = insertvalue <{ i32, i32, i32, i32, i32, float, float, float, float, float, float, float, float, float, float, float, float, float, float, float }> undef, i32 %37, 4
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%39 = insertvalue <{ i32, i32, i32, i32, i32, float, float, float, float, float, float, float, float, float, float, float, float, float, float, float }> %38, float %33, 5
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%40 = insertvalue <{ i32, i32, i32, i32, i32, float, float, float, float, float, float, float, float, float, float, float, float, float, float, float }> %39, float %34, 6
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%41 = insertvalue <{ i32, i32, i32, i32, i32, float, float, float, float, float, float, float, float, float, float, float, float, float, float, float }> %40, float %35, 7
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%42 = insertvalue <{ i32, i32, i32, i32, i32, float, float, float, float, float, float, float, float, float, float, float, float, float, float, float }> %41, float %36, 8
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%43 = insertvalue <{ i32, i32, i32, i32, i32, float, float, float, float, float, float, float, float, float, float, float, float, float, float, float }> %42, float %20, 19
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ret <{ i32, i32, i32, i32, i32, float, float, float, float, float, float, float, float, float, float, float, float, float, float, float }> %43
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}
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; Function Attrs: nounwind readnone speculatable
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declare float @llvm.amdgcn.interp.mov(i32, i32, i32, i32) #6
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; Function Attrs: nounwind readonly
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declare <4 x float> @llvm.amdgcn.image.sample.v4f32.v2f32.v8i32(<2 x float>, <8 x i32>, <4 x i32>, i32, i1, i1, i1, i1, i1) #7
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!0 = !{}
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attributes #5 = { "InitialPSInputAddr"="45175" }
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attributes #6 = { nounwind readnone speculatable }
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attributes #7 = { nounwind readonly }
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attributes #8 = { nounwind readnone }
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