llvm-project/llvm/unittests/Bitcode/DataLayoutUpgradeTest.cpp
Alex Voicu 1120d8e6f7
[clang][CodeGen] Add AS for Globals to SPIR & SPIRV datalayouts (#88455)
Currently neither the SPIR nor the SPIRV targets specify the AS for
globals in their datalayout strings. This is problematic because
CodeGen/LLVM will default to AS0 in this case, which produces Globals
that end up in the private address space for e.g. OCL, HIPSPV or SYCL.
This patch addresses it by completing the datalayout string.
2024-04-16 11:37:29 +01:00

146 lines
6.8 KiB
C++

//===- DataLayoutUpgradeTest.cpp - Tests for DataLayout upgrades ----------===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
#include "llvm/IR/AutoUpgrade.h"
#include "gtest/gtest.h"
using namespace llvm;
namespace {
TEST(DataLayoutUpgradeTest, ValidDataLayoutUpgrade) {
std::string DL1 =
UpgradeDataLayoutString("e-m:e-p:32:32-i64:64-f80:128-n8:16:32:64-S128",
"x86_64-unknown-linux-gnu");
std::string DL2 = UpgradeDataLayoutString(
"e-m:w-p:32:32-i64:64-f80:32-n8:16:32-S32", "i686-pc-windows-msvc");
std::string DL3 = UpgradeDataLayoutString(
"e-m:o-i64:64-f80:128-n8:16:32:64-S128", "x86_64-apple-macosx");
EXPECT_EQ(DL1,
"e-m:e-p:32:32-p270:32:32-p271:32:32-p272:64:64-i64:64-i128:128"
"-f80:128-n8:16:32:64-S128");
EXPECT_EQ(DL2,
"e-m:w-p:32:32-p270:32:32-p271:32:32-p272:64:64-i64:64-i128:128"
"-f80:128-n8:16:32-S32");
EXPECT_EQ(DL3, "e-m:o-p270:32:32-p271:32:32-p272:64:64-i64:64-i128:128-f80:"
"128-n8:16:32:64-S128");
// Check that AMDGPU targets add -G1 if it's not present.
EXPECT_EQ(UpgradeDataLayoutString("e-p:32:32", "r600"), "e-p:32:32-G1");
// and that ANDGCN adds p7 and p8 as well.
EXPECT_EQ(
UpgradeDataLayoutString("e-p:64:64", "amdgcn"),
"e-p:64:64-G1-ni:7:8:9-p7:160:256:256:32-p8:128:128-p9:192:256:256:32");
EXPECT_EQ(
UpgradeDataLayoutString("e-p:64:64-G1", "amdgcn"),
"e-p:64:64-G1-ni:7:8:9-p7:160:256:256:32-p8:128:128-p9:192:256:256:32");
// but that r600 does not.
EXPECT_EQ(UpgradeDataLayoutString("e-p:32:32-G1", "r600"), "e-p:32:32-G1");
// Ensure that the non-integral direction for address space 8 doesn't get
// added in to pointer declarations.
EXPECT_EQ(
UpgradeDataLayoutString(
"e-p:64:64-p1:64:64-p2:32:32-p3:32:32-p4:64:64-p5:32:32-p6:32:32-i64:"
"64-v16:16-v24:32-v32:32-v48:64-v96:128-v192:256-v256:256-v512:512-"
"v1024:1024-v2048:2048-n32:64-S32-A5-G1-ni:7",
"amdgcn"),
"e-p:64:64-p1:64:64-p2:32:32-p3:32:32-p4:64:64-p5:32:32-p6:32:32-i64:64-"
"v16:16-v24:32-v32:32-v48:64-v96:128-v192:256-v256:256-v512:512-v1024:"
"1024-v2048:2048-n32:64-S32-A5-G1-ni:7:8:9-p7:160:256:256:32-p8:128:128-"
"p9:192:256:256:32");
// Check that RISCV64 upgrades -n64 to -n32:64.
EXPECT_EQ(UpgradeDataLayoutString("e-m:e-p:64:64-i64:64-i128:128-n64-S128",
"riscv64"),
"e-m:e-p:64:64-i64:64-i128:128-n32:64-S128");
// Check that SPIR && SPIRV targets add -G1 if it's not present.
EXPECT_EQ(UpgradeDataLayoutString("e-p:32:32", "spir"), "e-p:32:32-G1");
EXPECT_EQ(UpgradeDataLayoutString("e-p:32:32", "spir64"), "e-p:32:32-G1");
EXPECT_EQ(UpgradeDataLayoutString("e-p:32:32", "spirv32"), "e-p:32:32-G1");
EXPECT_EQ(UpgradeDataLayoutString("e-p:32:32", "spirv64"), "e-p:32:32-G1");
// but that SPIRV Logical does not.
EXPECT_EQ(UpgradeDataLayoutString("e-p:32:32", "spirv"), "e-p:32:32");
}
TEST(DataLayoutUpgradeTest, NoDataLayoutUpgrade) {
std::string DL1 = UpgradeDataLayoutString(
"e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-i128:128:128-"
"f32:32:32"
"-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128"
"-n8:16:32:64-S128",
"x86_64-unknown-linux-gnu");
std::string DL2 = UpgradeDataLayoutString("e-m:e-i64:64-n32:64",
"powerpc64le-unknown-linux-gnu");
std::string DL3 =
UpgradeDataLayoutString("e-m:o-i64:64-i128:128-n32:64-S128", "aarch64--");
EXPECT_EQ(
DL1,
"e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-i128:128:128"
"-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64"
"-f80:128:128-n8:16:32:64-S128");
EXPECT_EQ(DL2, "e-m:e-i64:64-n32:64");
EXPECT_EQ(DL3, "e-m:o-i64:64-i128:128-n32:64-S128");
// Check that AMDGPU targets don't add -G1 if there is already a -G flag.
EXPECT_EQ(UpgradeDataLayoutString("e-p:32:32-G2", "r600"), "e-p:32:32-G2");
EXPECT_EQ(UpgradeDataLayoutString("G2", "r600"), "G2");
EXPECT_EQ(
UpgradeDataLayoutString("e-p:64:64-G2", "amdgcn"),
"e-p:64:64-G2-ni:7:8:9-p7:160:256:256:32-p8:128:128-p9:192:256:256:32");
EXPECT_EQ(
UpgradeDataLayoutString("G2-e-p:64:64", "amdgcn"),
"G2-e-p:64:64-ni:7:8:9-p7:160:256:256:32-p8:128:128-p9:192:256:256:32");
EXPECT_EQ(
UpgradeDataLayoutString("e-p:64:64-G0", "amdgcn"),
"e-p:64:64-G0-ni:7:8:9-p7:160:256:256:32-p8:128:128-p9:192:256:256:32");
// Check that AMDGCN targets don't add already declared address space 7.
EXPECT_EQ(UpgradeDataLayoutString("e-p:64:64-p7:64:64", "amdgcn"),
"e-p:64:64-p7:64:64-G1-ni:7:8:9-p8:128:128-p9:192:256:256:32");
EXPECT_EQ(UpgradeDataLayoutString("p7:64:64-G2-e-p:64:64", "amdgcn"),
"p7:64:64-G2-e-p:64:64-ni:7:8:9-p8:128:128-p9:192:256:256:32");
EXPECT_EQ(UpgradeDataLayoutString("e-p:64:64-p7:64:64-G1", "amdgcn"),
"e-p:64:64-p7:64:64-G1-ni:7:8:9-p8:128:128-p9:192:256:256:32");
// Check that SPIR & SPIRV targets don't add -G1 if there is already a -G
// flag.
EXPECT_EQ(UpgradeDataLayoutString("e-p:32:32-G2", "spir"), "e-p:32:32-G2");
EXPECT_EQ(UpgradeDataLayoutString("e-p:32:32-G2", "spir64"), "e-p:32:32-G2");
EXPECT_EQ(UpgradeDataLayoutString("e-p:32:32-G2", "spirv32"), "e-p:32:32-G2");
EXPECT_EQ(UpgradeDataLayoutString("e-p:32:32-G2", "spirv64"), "e-p:32:32-G2");
EXPECT_EQ(UpgradeDataLayoutString("G2", "spir"), "G2");
EXPECT_EQ(UpgradeDataLayoutString("G2", "spir64"), "G2");
EXPECT_EQ(UpgradeDataLayoutString("G2", "spirv32"), "G2");
EXPECT_EQ(UpgradeDataLayoutString("G2", "spirv64"), "G2");
}
TEST(DataLayoutUpgradeTest, EmptyDataLayout) {
std::string DL1 = UpgradeDataLayoutString("", "x86_64-unknown-linux-gnu");
std::string DL2 = UpgradeDataLayoutString(
"e-m:e-p:32:32-i64:64-f80:128-n8:16:32:64-S128", "");
EXPECT_EQ(DL1, "");
EXPECT_EQ(DL2, "e-m:e-p:32:32-i64:64-f80:128-n8:16:32:64-S128");
// Check that AMDGPU targets add G1 if it's not present.
EXPECT_EQ(UpgradeDataLayoutString("", "r600"), "G1");
EXPECT_EQ(UpgradeDataLayoutString("", "amdgcn"),
"G1-ni:7:8:9-p7:160:256:256:32-p8:128:128-p9:192:256:256:32");
// Check that SPIR & SPIRV targets add G1 if it's not present.
EXPECT_EQ(UpgradeDataLayoutString("", "spir"), "G1");
EXPECT_EQ(UpgradeDataLayoutString("", "spir64"), "G1");
EXPECT_EQ(UpgradeDataLayoutString("", "spirv32"), "G1");
EXPECT_EQ(UpgradeDataLayoutString("", "spirv64"), "G1");
// but SPIRV Logical does not.
EXPECT_EQ(UpgradeDataLayoutString("", "spirv"), "");
}
} // end namespace