derek.holloway
7502bf64a4
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99 lines
5.3 KiB
LLVM
99 lines
5.3 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --version 6
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; RUN: opt < %s -S -mtriple=nvptx-nvidia-cuda -mcpu=sm_100 -passes=nvvm-intr-range | FileCheck %s
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; When .reqnctapercluster specifies 3D dimensions, cluster_nctaid.x/y/z and
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; cluster_nctarank should be replaced with constants, and cluster_ctaid.x/y/z
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; should get per-dimension ranges.
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define ptx_kernel i32 @test_cluster_dim_3d() "nvvm.cluster_dim"="4,2,1" {
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; CHECK-LABEL: define ptx_kernel i32 @test_cluster_dim_3d(
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; CHECK-SAME: ) #[[ATTR0:[0-9]+]] {
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; CHECK-NEXT: [[CTAID_X:%.*]] = call range(i32 0, 4) i32 @llvm.nvvm.read.ptx.sreg.cluster.ctaid.x()
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; CHECK-NEXT: [[CTAID_Y:%.*]] = call range(i32 0, 2) i32 @llvm.nvvm.read.ptx.sreg.cluster.ctaid.y()
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; CHECK-NEXT: [[CTAID_Z:%.*]] = call range(i32 0, 1) i32 @llvm.nvvm.read.ptx.sreg.cluster.ctaid.z()
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; CHECK-NEXT: [[NCTAID_X:%.*]] = call range(i32 4, 5) i32 @llvm.nvvm.read.ptx.sreg.cluster.nctaid.x()
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; CHECK-NEXT: [[NCTAID_Y:%.*]] = call range(i32 2, 3) i32 @llvm.nvvm.read.ptx.sreg.cluster.nctaid.y()
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; CHECK-NEXT: [[NCTAID_Z:%.*]] = call range(i32 1, 2) i32 @llvm.nvvm.read.ptx.sreg.cluster.nctaid.z()
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; CHECK-NEXT: [[RANK:%.*]] = call range(i32 0, 8) i32 @llvm.nvvm.read.ptx.sreg.cluster.ctarank()
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; CHECK-NEXT: [[NRANK:%.*]] = call range(i32 8, 9) i32 @llvm.nvvm.read.ptx.sreg.cluster.nctarank()
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; CHECK-NEXT: [[A:%.*]] = add i32 [[CTAID_X]], [[CTAID_Y]]
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; CHECK-NEXT: [[B:%.*]] = add i32 [[A]], [[CTAID_Z]]
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; CHECK-NEXT: [[C:%.*]] = add i32 [[B]], [[NCTAID_X]]
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; CHECK-NEXT: [[D:%.*]] = add i32 [[C]], [[NCTAID_Y]]
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; CHECK-NEXT: [[E:%.*]] = add i32 [[D]], [[NCTAID_Z]]
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; CHECK-NEXT: [[F:%.*]] = add i32 [[E]], [[RANK]]
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; CHECK-NEXT: [[G:%.*]] = add i32 [[F]], [[NRANK]]
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; CHECK-NEXT: ret i32 [[G]]
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;
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%ctaid.x = call i32 @llvm.nvvm.read.ptx.sreg.cluster.ctaid.x()
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%ctaid.y = call i32 @llvm.nvvm.read.ptx.sreg.cluster.ctaid.y()
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%ctaid.z = call i32 @llvm.nvvm.read.ptx.sreg.cluster.ctaid.z()
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%nctaid.x = call i32 @llvm.nvvm.read.ptx.sreg.cluster.nctaid.x()
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%nctaid.y = call i32 @llvm.nvvm.read.ptx.sreg.cluster.nctaid.y()
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%nctaid.z = call i32 @llvm.nvvm.read.ptx.sreg.cluster.nctaid.z()
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%rank = call i32 @llvm.nvvm.read.ptx.sreg.cluster.ctarank()
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%nrank = call i32 @llvm.nvvm.read.ptx.sreg.cluster.nctarank()
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%a = add i32 %ctaid.x, %ctaid.y
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%b = add i32 %a, %ctaid.z
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%c = add i32 %b, %nctaid.x
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%d = add i32 %c, %nctaid.y
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%e = add i32 %d, %nctaid.z
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%f = add i32 %e, %rank
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%g = add i32 %f, %nrank
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ret i32 %g
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}
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; When .reqnctapercluster specifies only 1D, y and z default to 1.
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define ptx_kernel i32 @test_cluster_dim_1d() "nvvm.cluster_dim"="4" {
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; CHECK-LABEL: define ptx_kernel i32 @test_cluster_dim_1d(
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; CHECK-SAME: ) #[[ATTR1:[0-9]+]] {
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; CHECK-NEXT: [[CTAID_X:%.*]] = call range(i32 0, 4) i32 @llvm.nvvm.read.ptx.sreg.cluster.ctaid.x()
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; CHECK-NEXT: [[CTAID_Y:%.*]] = call range(i32 0, 1) i32 @llvm.nvvm.read.ptx.sreg.cluster.ctaid.y()
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; CHECK-NEXT: [[CTAID_Z:%.*]] = call range(i32 0, 1) i32 @llvm.nvvm.read.ptx.sreg.cluster.ctaid.z()
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; CHECK-NEXT: [[NCTAID_X:%.*]] = call range(i32 4, 5) i32 @llvm.nvvm.read.ptx.sreg.cluster.nctaid.x()
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; CHECK-NEXT: [[NCTAID_Y:%.*]] = call range(i32 1, 2) i32 @llvm.nvvm.read.ptx.sreg.cluster.nctaid.y()
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; CHECK-NEXT: [[NCTAID_Z:%.*]] = call range(i32 1, 2) i32 @llvm.nvvm.read.ptx.sreg.cluster.nctaid.z()
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; CHECK-NEXT: [[A:%.*]] = add i32 [[CTAID_X]], [[CTAID_Y]]
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; CHECK-NEXT: [[B:%.*]] = add i32 [[A]], [[CTAID_Z]]
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; CHECK-NEXT: [[C:%.*]] = add i32 [[B]], [[NCTAID_X]]
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; CHECK-NEXT: [[D:%.*]] = add i32 [[C]], [[NCTAID_Y]]
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; CHECK-NEXT: [[E:%.*]] = add i32 [[D]], [[NCTAID_Z]]
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; CHECK-NEXT: ret i32 [[E]]
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;
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%ctaid.x = call i32 @llvm.nvvm.read.ptx.sreg.cluster.ctaid.x()
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%ctaid.y = call i32 @llvm.nvvm.read.ptx.sreg.cluster.ctaid.y()
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%ctaid.z = call i32 @llvm.nvvm.read.ptx.sreg.cluster.ctaid.z()
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%nctaid.x = call i32 @llvm.nvvm.read.ptx.sreg.cluster.nctaid.x()
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%nctaid.y = call i32 @llvm.nvvm.read.ptx.sreg.cluster.nctaid.y()
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%nctaid.z = call i32 @llvm.nvvm.read.ptx.sreg.cluster.nctaid.z()
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%a = add i32 %ctaid.x, %ctaid.y
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%b = add i32 %a, %ctaid.z
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%c = add i32 %b, %nctaid.x
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%d = add i32 %c, %nctaid.y
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%e = add i32 %d, %nctaid.z
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ret i32 %e
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}
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; maxclusterrank is still an upper bound, not an exact cluster shape.
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define ptx_kernel i32 @test_maxclusterrank() "nvvm.maxclusterrank"="8" {
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; CHECK-LABEL: define ptx_kernel i32 @test_maxclusterrank(
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; CHECK-SAME: ) #[[ATTR2:[0-9]+]] {
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; CHECK-NEXT: [[NCTAID_X:%.*]] = call range(i32 1, 9) i32 @llvm.nvvm.read.ptx.sreg.cluster.nctaid.x()
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; CHECK-NEXT: [[NRANK:%.*]] = call range(i32 1, 9) i32 @llvm.nvvm.read.ptx.sreg.cluster.nctarank()
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; CHECK-NEXT: [[A:%.*]] = add i32 [[NCTAID_X]], [[NRANK]]
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; CHECK-NEXT: ret i32 [[A]]
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;
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%nctaid.x = call i32 @llvm.nvvm.read.ptx.sreg.cluster.nctaid.x()
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%nrank = call i32 @llvm.nvvm.read.ptx.sreg.cluster.nctarank()
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%a = add i32 %nctaid.x, %nrank
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ret i32 %a
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}
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declare i32 @llvm.nvvm.read.ptx.sreg.cluster.ctaid.x()
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declare i32 @llvm.nvvm.read.ptx.sreg.cluster.ctaid.y()
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declare i32 @llvm.nvvm.read.ptx.sreg.cluster.ctaid.z()
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declare i32 @llvm.nvvm.read.ptx.sreg.cluster.nctaid.x()
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declare i32 @llvm.nvvm.read.ptx.sreg.cluster.nctaid.y()
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declare i32 @llvm.nvvm.read.ptx.sreg.cluster.nctaid.z()
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declare i32 @llvm.nvvm.read.ptx.sreg.cluster.ctarank()
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declare i32 @llvm.nvvm.read.ptx.sreg.cluster.nctarank()
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