derek.holloway
7502bf64a4
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176 lines
6.3 KiB
MLIR
176 lines
6.3 KiB
MLIR
// Test lowering of standalone omp.canonical_loop
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// RUN: mlir-translate -mlir-to-llvmir %s | FileCheck %s
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// CHECK-LABEL: define void @anon_loop(
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// CHECK-SAME: ptr %[[ptr:.+]],
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// CHECK-SAME: i32 %[[tc:.+]]) {
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// CHECK-NEXT: br label %omp_omp.loop.preheader
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// CHECK-EMPTY:
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// CHECK-NEXT: omp_omp.loop.preheader:
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// CHECK-NEXT: br label %omp_omp.loop.header
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// CHECK-EMPTY:
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// CHECK-NEXT: omp_omp.loop.header:
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// CHECK-NEXT: %omp_omp.loop.iv = phi i32 [ 0, %omp_omp.loop.preheader ], [ %omp_omp.loop.next, %omp_omp.loop.inc ]
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// CHECK-NEXT: br label %omp_omp.loop.cond
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// CHECK-EMPTY:
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// CHECK-NEXT: omp_omp.loop.cond:
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// CHECK-NEXT: %omp_omp.loop.cmp = icmp ult i32 %omp_omp.loop.iv, %[[tc]]
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// CHECK-NEXT: br i1 %omp_omp.loop.cmp, label %omp_omp.loop.body, label %omp_omp.loop.exit
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// CHECK-EMPTY:
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// CHECK-NEXT: omp_omp.loop.body:
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// CHECK-NEXT: br label %omp.loop.region
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// CHECK-EMPTY:
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// CHECK-NEXT: omp.loop.region:
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// CHECK-NEXT: store float 4.200000e+01, ptr %[[ptr]], align 4
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// CHECK-NEXT: br label %omp.region.cont
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// CHECK-EMPTY:
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// CHECK-NEXT: omp.region.cont:
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// CHECK-NEXT: br label %omp_omp.loop.inc
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// CHECK-EMPTY:
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// CHECK-NEXT: omp_omp.loop.inc:
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// CHECK-NEXT: %omp_omp.loop.next = add nuw i32 %omp_omp.loop.iv, 1
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// CHECK-NEXT: br label %omp_omp.loop.header
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// CHECK-EMPTY:
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// CHECK-NEXT: omp_omp.loop.exit:
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// CHECK-NEXT: br label %omp_omp.loop.after
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// CHECK-EMPTY:
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// CHECK-NEXT: omp_omp.loop.after:
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// CHECK-NEXT: ret void
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// CHECK-NEXT: }
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llvm.func @anon_loop(%ptr: !llvm.ptr, %tc : i32) -> () {
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omp.canonical_loop %iv : i32 in range(%tc) {
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%val = llvm.mlir.constant(42.0 : f32) : f32
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llvm.store %val, %ptr : f32, !llvm.ptr
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omp.terminator
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}
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llvm.return
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}
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// CHECK-LABEL: define void @trivial_loop(
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// CHECK-SAME: ptr %[[ptr:.+]],
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// CHECK-SAME: i32 %[[tc:.+]]) {
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// CHECK-NEXT: br label %omp_omp.loop.preheader
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// CHECK-EMPTY:
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// CHECK-NEXT: omp_omp.loop.preheader:
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// CHECK-NEXT: br label %omp_omp.loop.header
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// CHECK-EMPTY:
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// CHECK-NEXT: omp_omp.loop.header:
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// CHECK-NEXT: %omp_omp.loop.iv = phi i32 [ 0, %omp_omp.loop.preheader ], [ %omp_omp.loop.next, %omp_omp.loop.inc ]
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// CHECK-NEXT: br label %omp_omp.loop.cond
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// CHECK-EMPTY:
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// CHECK-NEXT: omp_omp.loop.cond:
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// CHECK-NEXT: %omp_omp.loop.cmp = icmp ult i32 %omp_omp.loop.iv, %[[tc]]
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// CHECK-NEXT: br i1 %omp_omp.loop.cmp, label %omp_omp.loop.body, label %omp_omp.loop.exit
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// CHECK-EMPTY:
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// CHECK-NEXT: omp_omp.loop.body:
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// CHECK-NEXT: br label %omp.loop.region
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// CHECK-EMPTY:
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// CHECK-NEXT: omp.loop.region:
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// CHECK-NEXT: store float 4.200000e+01, ptr %[[ptr]], align 4
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// CHECK-NEXT: br label %omp.region.cont
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// CHECK-EMPTY:
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// CHECK-NEXT: omp.region.cont:
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// CHECK-NEXT: br label %omp_omp.loop.inc
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// CHECK-EMPTY:
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// CHECK-NEXT: omp_omp.loop.inc:
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// CHECK-NEXT: %omp_omp.loop.next = add nuw i32 %omp_omp.loop.iv, 1
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// CHECK-NEXT: br label %omp_omp.loop.header
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// CHECK-EMPTY:
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// CHECK-NEXT: omp_omp.loop.exit:
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// CHECK-NEXT: br label %omp_omp.loop.after
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// CHECK-EMPTY:
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// CHECK-NEXT: omp_omp.loop.after:
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// CHECK-NEXT: ret void
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// CHECK-NEXT: }
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llvm.func @trivial_loop(%ptr: !llvm.ptr, %tc : i32) -> () {
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%cli = omp.new_cli
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omp.canonical_loop(%cli) %iv : i32 in range(%tc) {
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%val = llvm.mlir.constant(42.0 : f32) : f32
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llvm.store %val, %ptr : f32, !llvm.ptr
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omp.terminator
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}
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llvm.return
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}
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// CHECK-LABEL: define void @nested_loop(
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// CHECK-SAME: ptr %[[ptr:.+]], i32 %[[outer_tc:.+]], i32 %[[inner_tc:.+]]) {
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// CHECK-NEXT: br label %omp_omp.loop.preheader
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// CHECK-EMPTY:
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// CHECK-NEXT: omp_omp.loop.preheader:
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// CHECK-NEXT: br label %omp_omp.loop.header
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// CHECK-EMPTY:
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// CHECK-NEXT: omp_omp.loop.header:
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// CHECK-NEXT: %omp_omp.loop.iv = phi i32 [ 0, %omp_omp.loop.preheader ], [ %omp_omp.loop.next, %omp_omp.loop.inc ]
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// CHECK-NEXT: br label %omp_omp.loop.cond
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// CHECK-EMPTY:
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// CHECK-NEXT: omp_omp.loop.cond:
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// CHECK-NEXT: %omp_omp.loop.cmp = icmp ult i32 %omp_omp.loop.iv, %[[outer_tc]]
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// CHECK-NEXT: br i1 %omp_omp.loop.cmp, label %omp_omp.loop.body, label %omp_omp.loop.exit
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// CHECK-EMPTY:
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// CHECK-NEXT: omp_omp.loop.body:
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// CHECK-NEXT: br label %omp.loop.region
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// CHECK-EMPTY:
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// CHECK-NEXT: omp.loop.region:
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// CHECK-NEXT: br label %omp_omp.loop.preheader1
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// CHECK-EMPTY:
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// CHECK-NEXT: omp_omp.loop.preheader1:
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// CHECK-NEXT: br label %omp_omp.loop.header2
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// CHECK-EMPTY:
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// CHECK-NEXT: omp_omp.loop.header2:
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// CHECK-NEXT: %omp_omp.loop.iv8 = phi i32 [ 0, %omp_omp.loop.preheader1 ], [ %omp_omp.loop.next10, %omp_omp.loop.inc5 ]
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// CHECK-NEXT: br label %omp_omp.loop.cond3
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// CHECK-EMPTY:
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// CHECK-NEXT: omp_omp.loop.cond3:
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// CHECK-NEXT: %omp_omp.loop.cmp9 = icmp ult i32 %omp_omp.loop.iv8, %[[inner_tc]]
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// CHECK-NEXT: br i1 %omp_omp.loop.cmp9, label %omp_omp.loop.body4, label %omp_omp.loop.exit6
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// CHECK-EMPTY:
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// CHECK-NEXT: omp_omp.loop.body4:
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// CHECK-NEXT: br label %omp.loop.region12
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// CHECK-EMPTY:
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// CHECK-NEXT: omp.loop.region12:
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// CHECK-NEXT: store float 4.200000e+01, ptr %[[ptr]], align 4
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// CHECK-NEXT: br label %omp.region.cont11
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// CHECK-EMPTY:
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// CHECK-NEXT: omp.region.cont11:
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// CHECK-NEXT: br label %omp_omp.loop.inc5
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// CHECK-EMPTY:
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// CHECK-NEXT: omp_omp.loop.inc5:
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// CHECK-NEXT: %omp_omp.loop.next10 = add nuw i32 %omp_omp.loop.iv8, 1
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// CHECK-NEXT: br label %omp_omp.loop.header2
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// CHECK-EMPTY:
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// CHECK-NEXT: omp_omp.loop.exit6:
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// CHECK-NEXT: br label %omp_omp.loop.after7
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// CHECK-EMPTY:
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// CHECK-NEXT: omp_omp.loop.after7:
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// CHECK-NEXT: br label %omp.region.cont
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// CHECK-EMPTY:
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// CHECK-NEXT: omp.region.cont:
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// CHECK-NEXT: br label %omp_omp.loop.inc
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// CHECK-EMPTY:
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// CHECK-NEXT: omp_omp.loop.inc:
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// CHECK-NEXT: %omp_omp.loop.next = add nuw i32 %omp_omp.loop.iv, 1
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// CHECK-NEXT: br label %omp_omp.loop.header
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// CHECK-EMPTY:
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// CHECK-NEXT: omp_omp.loop.exit:
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// CHECK-NEXT: br label %omp_omp.loop.after
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// CHECK-EMPTY:
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// CHECK-NEXT: omp_omp.loop.after:
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// CHECK-NEXT: ret void
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// CHECK-NEXT: }
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llvm.func @nested_loop(%ptr: !llvm.ptr, %outer_tc : i32, %inner_tc : i32) -> () {
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%outer_cli = omp.new_cli
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%inner_cli = omp.new_cli
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omp.canonical_loop(%outer_cli) %outer_iv : i32 in range(%outer_tc) {
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omp.canonical_loop(%inner_cli) %inner_iv : i32 in range(%inner_tc) {
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%val = llvm.mlir.constant(42.0 : f32) : f32
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llvm.store %val, %ptr : f32, !llvm.ptr
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omp.terminator
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}
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omp.terminator
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}
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llvm.return
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}
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