44 lines
2.1 KiB
LLVM
44 lines
2.1 KiB
LLVM
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; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
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; RUN: opt -S -mtriple=amdgcn-- -mcpu=tonga -amdgpu-codegenprepare %s | FileCheck %s
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define amdgpu_kernel void @divrem24_assume(i32 addrspace(1)* %arg, i32 %arg1) {
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; CHECK-LABEL: @divrem24_assume(
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; CHECK-NEXT: bb:
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; CHECK-NEXT: [[TMP:%.*]] = tail call i32 @llvm.amdgcn.workitem.id.x(), !range !0
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; CHECK-NEXT: [[TMP2:%.*]] = icmp ult i32 [[ARG1:%.*]], 42
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; CHECK-NEXT: tail call void @llvm.assume(i1 [[TMP2]])
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; CHECK-NEXT: [[TMP0:%.*]] = uitofp i32 [[TMP]] to float
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; CHECK-NEXT: [[TMP1:%.*]] = uitofp i32 [[ARG1]] to float
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; CHECK-NEXT: [[TMP2:%.*]] = call fast float @llvm.amdgcn.rcp.f32(float [[TMP1]])
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; CHECK-NEXT: [[TMP3:%.*]] = fmul fast float [[TMP0]], [[TMP2]]
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; CHECK-NEXT: [[TMP4:%.*]] = call fast float @llvm.trunc.f32(float [[TMP3]])
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; CHECK-NEXT: [[TMP5:%.*]] = fneg fast float [[TMP4]]
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; CHECK-NEXT: [[TMP6:%.*]] = call fast float @llvm.amdgcn.fmad.ftz.f32(float [[TMP5]], float [[TMP1]], float [[TMP0]])
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; CHECK-NEXT: [[TMP7:%.*]] = fptoui float [[TMP4]] to i32
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; CHECK-NEXT: [[TMP8:%.*]] = call fast float @llvm.fabs.f32(float [[TMP6]])
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; CHECK-NEXT: [[TMP9:%.*]] = call fast float @llvm.fabs.f32(float [[TMP1]])
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; CHECK-NEXT: [[TMP10:%.*]] = fcmp fast oge float [[TMP8]], [[TMP9]]
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; CHECK-NEXT: [[TMP11:%.*]] = select i1 [[TMP10]], i32 1, i32 0
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; CHECK-NEXT: [[TMP12:%.*]] = add i32 [[TMP7]], [[TMP11]]
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; CHECK-NEXT: [[TMP13:%.*]] = and i32 [[TMP12]], 1023
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; CHECK-NEXT: [[TMP4:%.*]] = zext i32 [[TMP13]] to i64
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; CHECK-NEXT: [[TMP5:%.*]] = getelementptr inbounds i32, i32 addrspace(1)* [[ARG:%.*]], i64 [[TMP4]]
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; CHECK-NEXT: store i32 0, i32 addrspace(1)* [[TMP5]], align 4
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; CHECK-NEXT: ret void
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;
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bb:
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%tmp = tail call i32 @llvm.amdgcn.workitem.id.x(), !range !0
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%tmp2 = icmp ult i32 %arg1, 42
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tail call void @llvm.assume(i1 %tmp2)
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%tmp3 = udiv i32 %tmp, %arg1
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%tmp4 = zext i32 %tmp3 to i64
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%tmp5 = getelementptr inbounds i32, i32 addrspace(1)* %arg, i64 %tmp4
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store i32 0, i32 addrspace(1)* %tmp5, align 4
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ret void
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}
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declare void @llvm.assume(i1)
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declare i32 @llvm.amdgcn.workitem.id.x()
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!0 = !{i32 0, i32 1024}
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