llvm-project/clang/test/CodeGen/target-data.c
David Tenty 8d2e9fc855 [PowerPC] Add function pointer alignment to DataLayout
The alignment of function pointers was added to the Datalayout by
D57335 but currently is unset for the Power target. This will cause us
to compute a conservative minimum alignment of one if places like
Value::getPointerAlignment.

This patch implements the function pointer alignment in the Datalayout
for the Power backend and Power targets in clang, so we can query the
value for a particular Power target.

We come up with the correct value one of two ways:

- If the target uses function descriptor objects (i.e. ELFv1 & AIX ABIs),
  then a function pointer points to the descriptor, so use the alignment
  we would emit the descriptor with.
- If the target doesn't use function descriptor objects (i.e. ELFv2), a
  function pointer points to the global entry point, so use the minimum
  alignment for code on Power (i.e. 4-bytes).

Reviewed By: nemanjai

Differential Revision: https://reviews.llvm.org/D147016
2023-04-18 13:00:27 -04:00

271 lines
15 KiB
C

// RUN: %clang_cc1 -triple i686-unknown-unknown -emit-llvm -o - %s | \
// RUN: FileCheck --check-prefix=I686-UNKNOWN %s
// I686-UNKNOWN: target datalayout = "e-m:e-p:32:32-p270:32:32-p271:32:32-p272:64:64-f64:32:64-f80:32-n8:16:32-S128"
// RUN: %clang_cc1 -triple i686-apple-darwin9 -emit-llvm -o - %s | \
// RUN: FileCheck --check-prefix=I686-DARWIN %s
// I686-DARWIN: target datalayout = "e-m:o-p:32:32-p270:32:32-p271:32:32-p272:64:64-f64:32:64-f80:128-n8:16:32-S128"
// RUN: %clang_cc1 -triple i686-unknown-win32 -emit-llvm -o - %s | \
// RUN: FileCheck --check-prefix=I686-WIN32 %s
// I686-WIN32: target datalayout = "e-m:x-p:32:32-p270:32:32-p271:32:32-p272:64:64-i64:64-f80:128-n8:16:32-a:0:32-S32"
// RUN: %clang_cc1 -triple i686-unknown-cygwin -emit-llvm -o - %s | \
// RUN: FileCheck --check-prefix=I686-CYGWIN %s
// I686-CYGWIN: target datalayout = "e-m:x-p:32:32-p270:32:32-p271:32:32-p272:64:64-i64:64-f80:32-n8:16:32-a:0:32-S32"
// RUN: %clang_cc1 -triple i686-pc-macho -emit-llvm -o - %s | \
// RUN: FileCheck --check-prefix=I686-MACHO %s
// I686-MACHO: target datalayout = "e-m:o-p:32:32-p270:32:32-p271:32:32-p272:64:64-f64:32:64-f80:32-n8:16:32-S128"
// RUN: %clang_cc1 -triple x86_64-unknown-unknown -emit-llvm -o - %s | \
// RUN: FileCheck --check-prefix=X86_64 %s
// X86_64: target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-f80:128-n8:16:32:64-S128"
// RUN: %clang_cc1 -triple xcore-unknown-unknown -emit-llvm -o - %s | \
// RUN: FileCheck --check-prefix=XCORE %s
// XCORE: target datalayout = "e-m:e-p:32:32-i1:8:32-i8:8:32-i16:16:32-i64:32-f64:32-a:0:32-n32"
// RUN: %clang_cc1 -triple sparc-sun-solaris -emit-llvm -o - %s | \
// RUN: FileCheck %s --check-prefix=SPARC-V8
// SPARC-V8: target datalayout = "E-m:e-p:32:32-i64:64-f128:64-n32-S64"
// RUN: %clang_cc1 -triple sparcv9-sun-solaris -emit-llvm -o - %s | \
// RUN: FileCheck %s --check-prefix=SPARC-V9
// SPARC-V9: target datalayout = "E-m:e-i64:64-n32:64-S128"
// RUN: %clang_cc1 -triple mipsel-linux-gnu -o - -emit-llvm %s | \
// RUN: FileCheck %s -check-prefix=MIPS-32EL
// RUN: %clang_cc1 -triple mipsisa32r6el-linux-gnu -o - -emit-llvm %s | \
// RUN: FileCheck %s -check-prefix=MIPS-32EL
// MIPS-32EL: target datalayout = "e-m:m-p:32:32-i8:8:32-i16:16:32-i64:64-n32-S64"
// RUN: %clang_cc1 -triple mips-linux-gnu -o - -emit-llvm %s | \
// RUN: FileCheck %s -check-prefix=MIPS-32EB
// RUN: %clang_cc1 -triple mipsisa32r6-linux-gnu -o - -emit-llvm %s | \
// RUN: FileCheck %s -check-prefix=MIPS-32EB
// MIPS-32EB: target datalayout = "E-m:m-p:32:32-i8:8:32-i16:16:32-i64:64-n32-S64"
// RUN: %clang_cc1 -triple mips64el-linux-gnu -o - -emit-llvm %s | \
// RUN: FileCheck %s -check-prefix=MIPS-64EL
// RUN: %clang_cc1 -triple mips64el-linux-gnuabi64 -o - -emit-llvm %s | \
// RUN: FileCheck %s -check-prefix=MIPS-64EL
// RUN: %clang_cc1 -triple mipsisa64r6el-linux-gnu -o - -emit-llvm %s | \
// RUN: FileCheck %s -check-prefix=MIPS-64EL
// RUN: %clang_cc1 -triple mipsisa64r6el-linux-gnuabi64 -o - -emit-llvm %s | \
// RUN: FileCheck %s -check-prefix=MIPS-64EL
// MIPS-64EL: target datalayout = "e-m:e-i8:8:32-i16:16:32-i64:64-n32:64-S128"
// RUN: %clang_cc1 -triple mips64el-linux-gnu -o - -emit-llvm -target-abi n32 \
// RUN: %s | FileCheck %s -check-prefix=MIPS-64EL-N32
// RUN: %clang_cc1 -triple mips64el-linux-gnuabin32 -o - -emit-llvm \
// RUN: %s | FileCheck %s -check-prefix=MIPS-64EL-N32
// RUN: %clang_cc1 -triple mipsisa64r6el-linux-gnu -o - -emit-llvm -target-abi n32 \
// RUN: %s | FileCheck %s -check-prefix=MIPS-64EL-N32
// RUN: %clang_cc1 -triple mipsisa64r6el-linux-gnuabin32 -o - -emit-llvm \
// RUN: %s | FileCheck %s -check-prefix=MIPS-64EL-N32
// MIPS-64EL-N32: target datalayout = "e-m:e-p:32:32-i8:8:32-i16:16:32-i64:64-n32:64-S128"
// RUN: %clang_cc1 -triple mips64-linux-gnu -o - -emit-llvm %s | \
// RUN: FileCheck %s -check-prefix=MIPS-64EB
// RUN: %clang_cc1 -triple mips64-linux-gnuabi64 -o - -emit-llvm %s | \
// RUN: FileCheck %s -check-prefix=MIPS-64EB
// RUN: %clang_cc1 -triple mipsisa64r6-linux-gnu -o - -emit-llvm %s | \
// RUN: FileCheck %s -check-prefix=MIPS-64EB
// RUN: %clang_cc1 -triple mipsisa64r6-linux-gnuabi64 -o - -emit-llvm %s | \
// RUN: FileCheck %s -check-prefix=MIPS-64EB
// MIPS-64EB: target datalayout = "E-m:e-i8:8:32-i16:16:32-i64:64-n32:64-S128"
// RUN: %clang_cc1 -triple mips64-linux-gnu -o - -emit-llvm %s -target-abi n32 \
// RUN: | FileCheck %s -check-prefix=MIPS-64EB-N32
// RUN: %clang_cc1 -triple mips64-linux-gnuabin32 -o - -emit-llvm %s \
// RUN: | FileCheck %s -check-prefix=MIPS-64EB-N32
// RUN: %clang_cc1 -triple mipsisa64r6-linux-gnu -o - -emit-llvm %s -target-abi n32 \
// RUN: | FileCheck %s -check-prefix=MIPS-64EB-N32
// RUN: %clang_cc1 -triple mipsisa64r6-linux-gnuabin32 -o - -emit-llvm %s \
// RUN: | FileCheck %s -check-prefix=MIPS-64EB-N32
// MIPS-64EB-N32: target datalayout = "E-m:e-p:32:32-i8:8:32-i16:16:32-i64:64-n32:64-S128"
// RUN: %clang_cc1 -triple powerpc64-lv2 -o - -emit-llvm %s | \
// RUN: FileCheck %s -check-prefix=PS3
// PS3: target datalayout = "E-m:e-p:32:32-Fi64-i64:64-n32:64"
// RUN: %clang_cc1 -triple i686-nacl -o - -emit-llvm %s | \
// RUN: FileCheck %s -check-prefix=I686-NACL
// I686-NACL: target datalayout = "e-m:e-p:32:32-p270:32:32-p271:32:32-p272:64:64-i64:64-n8:16:32-S128"
// RUN: %clang_cc1 -triple x86_64-nacl -o - -emit-llvm %s | \
// RUN: FileCheck %s -check-prefix=X86_64-NACL
// X86_64-NACL: target datalayout = "e-m:e-p:32:32-p270:32:32-p271:32:32-p272:64:64-i64:64-n8:16:32:64-S128"
// RUN: %clang_cc1 -triple arm-nacl -o - -emit-llvm %s | \
// RUN: FileCheck %s -check-prefix=ARM-NACL
// ARM-NACL: target datalayout = "e-m:e-p:32:32-Fi8-i64:64-v128:64:128-a:0:32-n32-S128"
// RUN: %clang_cc1 -triple mipsel-nacl -o - -emit-llvm %s | \
// RUN: FileCheck %s -check-prefix=MIPS-NACL
// MIPS-NACL: target datalayout = "e-m:m-p:32:32-i8:8:32-i16:16:32-i64:64-n32-S64"
// RUN: %clang_cc1 -triple wasm32-unknown-unknown -o - -emit-llvm %s | \
// RUN: FileCheck %s -check-prefix=WEBASSEMBLY32
// WEBASSEMBLY32: target datalayout = "e-m:e-p:32:32-p10:8:8-p20:8:8-i64:64-n32:64-S128-ni:1:10:20"
// RUN: %clang_cc1 -triple wasm64-unknown-unknown -o - -emit-llvm %s | \
// RUN: FileCheck %s -check-prefix=WEBASSEMBLY64
// WEBASSEMBLY64: target datalayout = "e-m:e-p:64:64-p10:8:8-p20:8:8-i64:64-n32:64-S128-ni:1:10:20"
// RUN: %clang_cc1 -triple lanai-unknown-unknown -o - -emit-llvm %s | \
// RUN: FileCheck %s -check-prefix=LANAI
// LANAI: target datalayout = "E-m:e-p:32:32-i64:64-a:0:32-n32-S64"
// RUN: %clang_cc1 -triple powerpc-unknown -o - -emit-llvm %s | \
// RUN: FileCheck %s -check-prefix=PPC
// PPC: target datalayout = "E-m:e-p:32:32-Fn32-i64:64-n32"
// RUN: %clang_cc1 -triple powerpcle-unknown -o - -emit-llvm %s | \
// RUN: FileCheck %s -check-prefix=PPCLE
// PPCLE: target datalayout = "e-m:e-p:32:32-Fn32-i64:64-n32"
// RUN: %clang_cc1 -triple powerpc64-freebsd -o - -emit-llvm %s | \
// RUN: FileCheck %s -check-prefix=PPC64-FREEBSD
// PPC64-FREEBSD: target datalayout = "E-m:e-Fn32-i64:64-n32:64"
// RUN: %clang_cc1 -triple powerpc64le-freebsd -o - -emit-llvm %s | \
// RUN: FileCheck %s -check-prefix=PPC64LE-FREEBSD
// PPC64LE-FREEBSD: target datalayout = "e-m:e-Fn32-i64:64-n32:64"
// RUN: %clang_cc1 -triple powerpc64-linux -o - -emit-llvm %s | \
// RUN: FileCheck %s -check-prefix=PPC64-LINUX
// PPC64-LINUX: target datalayout = "E-m:e-Fi64-i64:64-n32:64-S128-v256:256:256-v512:512:512"
// RUN: %clang_cc1 -triple powerpc64-linux -o - -emit-llvm -target-cpu future %s | \
// RUN: FileCheck %s -check-prefix=PPC64-FUTURE
// PPC64-FUTURE: target datalayout = "E-m:e-Fi64-i64:64-n32:64-S128-v256:256:256-v512:512:512"
// RUN: %clang_cc1 -triple powerpc64-linux -o - -emit-llvm -target-cpu pwr10 %s | \
// RUN: FileCheck %s -check-prefix=PPC64-P10
// PPC64-P10: target datalayout = "E-m:e-Fi64-i64:64-n32:64-S128-v256:256:256-v512:512:512"
// RUN: %clang_cc1 -triple powerpc64le-linux -o - -emit-llvm %s | \
// RUN: FileCheck %s -check-prefix=PPC64LE-LINUX
// PPC64LE-LINUX: target datalayout = "e-m:e-Fn32-i64:64-n32:64-S128-v256:256:256-v512:512:512"
// RUN: %clang_cc1 -triple powerpc64le-linux -o - -emit-llvm -target-cpu future %s | \
// RUN: FileCheck %s -check-prefix=PPC64LE-FUTURE
// PPC64LE-FUTURE: target datalayout = "e-m:e-Fn32-i64:64-n32:64-S128-v256:256:256-v512:512:512"
// RUN: %clang_cc1 -triple powerpc64le-linux -o - -emit-llvm -target-cpu pwr10 %s | \
// RUN: FileCheck %s -check-prefix=PPC64LE-P10
// PPC64LE-P10: target datalayout = "e-m:e-Fn32-i64:64-n32:64-S128-v256:256:256-v512:512:512"
// RUN: %clang_cc1 -triple nvptx-unknown -o - -emit-llvm %s | \
// RUN: FileCheck %s -check-prefix=NVPTX
// NVPTX: target datalayout = "e-p:32:32-i64:64-i128:128-v16:16-v32:32-n16:32:64"
// RUN: %clang_cc1 -triple nvptx64-unknown -o - -emit-llvm %s | \
// RUN: FileCheck %s -check-prefix=NVPTX64
// NVPTX64: target datalayout = "e-i64:64-i128:128-v16:16-v32:32-n16:32:64"
// RUN: %clang_cc1 -triple r600-unknown -o - -emit-llvm %s | \
// RUN: FileCheck %s -check-prefix=R600
// R600: target datalayout = "e-p: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"
// RUN: %clang_cc1 -triple r600-unknown -target-cpu cayman -o - -emit-llvm %s \
// RUN: | FileCheck %s -check-prefix=R600D
// R600D: target datalayout = "e-p: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"
// RUN: %clang_cc1 -triple amdgcn-unknown -target-cpu hawaii -o - -emit-llvm %s \
// RUN: | FileCheck %s -check-prefix=R600SI
// R600SI: target datalayout = "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"
// Test default -target-cpu
// RUN: %clang_cc1 -triple amdgcn-unknown -o - -emit-llvm %s \
// RUN: | FileCheck %s -check-prefix=R600SIDefault
// R600SIDefault: target datalayout = "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"
// RUN: %clang_cc1 -triple arm64-unknown -o - -emit-llvm %s | \
// RUN: FileCheck %s -check-prefix=AARCH64
// AARCH64: target datalayout = "e-m:e-i8:8:32-i16:16:32-i64:64-i128:128-n32:64-S128"
// RUN: %clang_cc1 -triple arm64_32-apple-ios7.0 -o - -emit-llvm %s | \
// RUN: FileCheck %s -check-prefix=AARCH64-ILP32
// AARCH64-ILP32: target datalayout = "e-m:o-p:32:32-i64:64-i128:128-n32:64-S128"
// RUN: %clang_cc1 -triple arm64-pc-win32-macho -o - -emit-llvm %s | \
// RUN: FileCheck %s -check-prefix=AARCH64-WIN32-MACHO
// AARCH64-WIN32-MACHO: target datalayout = "e-m:o-i64:64-i128:128-n32:64-S128"
// RUN: %clang_cc1 -triple thumb-unknown-gnueabi -o - -emit-llvm %s | \
// RUN: FileCheck %s -check-prefix=THUMB
// THUMB: target datalayout = "e-m:e-p:32:32-Fi8-i64:64-v128:64:128-a:0:32-n32-S64"
// RUN: %clang_cc1 -triple arm-unknown-gnueabi -o - -emit-llvm %s | \
// RUN: FileCheck %s -check-prefix=ARM
// ARM: target datalayout = "e-m:e-p:32:32-Fi8-i64:64-v128:64:128-a:0:32-n32-S64"
// RUN: %clang_cc1 -triple thumb-unknown -o - -emit-llvm -target-abi apcs-gnu \
// RUN: %s | FileCheck %s -check-prefix=THUMB-GNU
// THUMB-GNU: target datalayout = "e-m:e-p:32:32-Fi8-f64:32:64-v64:32:64-v128:32:128-a:0:32-n32-S32"
// RUN: %clang_cc1 -triple arm-unknown -o - -emit-llvm -target-abi apcs-gnu \
// RUN: %s | FileCheck %s -check-prefix=ARM-GNU
// ARM-GNU: target datalayout = "e-m:e-p:32:32-Fi8-f64:32:64-v64:32:64-v128:32:128-a:0:32-n32-S32"
// RUN: %clang_cc1 -triple arc-unknown-unknown -o - -emit-llvm %s | \
// RUN: FileCheck %s -check-prefix=ARC
// ARC: target datalayout = "e-m:e-p:32:32-i1:8:32-i8:8:32-i16:16:32-i32:32:32-f32:32:32-i64:32-f64:32-a:0:32-n32"
// RUN: %clang_cc1 -triple hexagon-unknown -o - -emit-llvm %s | \
// RUN: FileCheck %s -check-prefix=HEXAGON
// HEXAGON: target datalayout = "e-m:e-p:32:32:32-a:0-n16:32-i64:64:64-i32:32:32-i16:16:16-i1:8:8-f32:32:32-f64:64:64-v32:32:32-v64:64:64-v512:512:512-v1024:1024:1024-v2048:2048:2048"
// RUN: %clang_cc1 -triple s390x-unknown -target-cpu z10 -o - -emit-llvm %s | \
// RUN: FileCheck %s -check-prefix=SYSTEMZ
// RUN: %clang_cc1 -triple s390x-unknown -target-cpu z13 -target-feature +soft-float -o - -emit-llvm %s | \
// RUN: FileCheck %s -check-prefix=SYSTEMZ
// SYSTEMZ: target datalayout = "E-m:e-i1:8:16-i8:8:16-i64:64-f128:64-v128:64-a:8:16-n32:64"
// RUN: %clang_cc1 -triple s390x-unknown -target-cpu z13 -o - -emit-llvm %s | \
// RUN: FileCheck %s -check-prefix=SYSTEMZ-VECTOR
// SYSTEMZ-VECTOR: target datalayout = "E-m:e-i1:8:16-i8:8:16-i64:64-f128:64-v128:64-a:8:16-n32:64"
// RUN: %clang_cc1 -triple s390x-none-zos -target-cpu z10 -o - -emit-llvm %s | \
// RUN: FileCheck %s -check-prefix=ZOS
// RUN: %clang_cc1 -triple s390x-none-zos -target-cpu z13 -target-feature +soft-float -o - -emit-llvm %s | \
// RUN: FileCheck %s -check-prefix=ZOS
// RUN: %clang_cc1 -triple s390x-none-zos -target-cpu z13 -o - -emit-llvm %s | \
// RUN: FileCheck %s -check-prefix=ZOS
// ZOS: target datalayout = "E-m:l-i1:8:16-i8:8:16-i64:64-f128:64-v128:64-a:8:16-n32:64"
// RUN: %clang_cc1 -triple msp430-unknown -o - -emit-llvm %s | \
// RUN: FileCheck %s -check-prefix=MSP430
// MSP430: target datalayout = "e-m:e-p:16:16-i32:16-i64:16-f32:16-f64:16-a:8-n8:16-S16"
// RUN: %clang_cc1 -triple tce-unknown -o - -emit-llvm %s | \
// RUN: FileCheck %s -check-prefix=TCE
// TCE: target datalayout = "E-p:32:32:32-i1:8:8-i8:8:32-i16:16:32-i32:32:32-i64:32:32-f32:32:32-f64:32:32-v64:32:32-v128:32:32-v256:32:32-v512:32:32-v1024:32:32-a0:0:32-n32"
// RUN: %clang_cc1 -triple tcele-unknown -o - -emit-llvm %s | \
// RUN: FileCheck %s -check-prefix=TCELE
// TCELE: target datalayout = "e-p:32:32:32-i1:8:8-i8:8:32-i16:16:32-i32:32:32-i64:32:32-f32:32:32-f64:32:32-v64:32:32-v128:32:32-v256:32:32-v512:32:32-v1024:32:32-a0:0:32-n32"
// RUN: %clang_cc1 -triple spir-unknown -o - -emit-llvm %s | \
// RUN: FileCheck %s -check-prefix=SPIR
// SPIR: target datalayout = "e-p:32:32-i64:64-v16:16-v24:32-v32:32-v48:64-v96:128-v192:256-v256:256-v512:512-v1024:1024"
// RUN: %clang_cc1 -triple spir64-unknown -o - -emit-llvm %s | \
// RUN: FileCheck %s -check-prefix=SPIR64
// SPIR64: target datalayout = "e-i64:64-v16:16-v24:32-v32:32-v48:64-v96:128-v192:256-v256:256-v512:512-v1024:1024"
// RUN: %clang_cc1 -triple bpfel -o - -emit-llvm %s | \
// RUN: FileCheck %s -check-prefix=BPFEL
// BPFEL: target datalayout = "e-m:e-p:64:64-i64:64-i128:128-n32:64-S128"
// RUN: %clang_cc1 -triple bpfeb -o - -emit-llvm %s | \
// RUN: FileCheck %s -check-prefix=BPFEB
// BPFEB: target datalayout = "E-m:e-p:64:64-i64:64-i128:128-n32:64-S128"
// RUN: %clang_cc1 -triple ve -o - -emit-llvm %s | \
// RUN: FileCheck %s -check-prefix=VE
// VE: target datalayout = "e-m:e-i64:64-n32:64-S128-v64:64:64-v128:64:64-v256:64:64-v512:64:64-v1024:64:64-v2048:64:64-v4096:64:64-v8192:64:64-v16384:64:64"