[PATCH] D98546: [PowerPC] Add __PCREL__ when PC Relative is enabled.

[Stefan Pintilie via Phabricator via cfe-commits]

stefanp created this revision.
stefanp added a reviewer: nemanjai.
Herald added subscribers: shchenz, kbarton.
stefanp requested review of this revision.
Herald added a project: clang.

This patch adds the __PCREL__ define when PC Relative addressing is enabled.


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D98546

Files:
  clang/lib/Basic/Targets/PPC.cpp
  clang/test/Preprocessor/init-ppc64.c


Index: clang/test/Preprocessor/init-ppc64.c
===================================================================
--- clang/test/Preprocessor/init-ppc64.c
+++ clang/test/Preprocessor/init-ppc64.c
@@ -633,6 +633,7 @@
 // PPCPOWER10:#define _ARCH_PWR8 1
 // PPCPOWER10:#define _ARCH_PWR9 1
 // PPCPOWER10:#define __MMA__ 1
+// PPCPOWER10:#define __PCREL__ 1
 // PPCPOWER10-NOT:#define __ROP_PROTECTION__ 1
 //
 // RUN: %clang_cc1 -E -dM -ffreestanding -triple=powerpc64-none-none 
-target-cpu future -fno-signed-char < /dev/null | FileCheck -match-full-lines 
-check-prefix PPCFUTURE %s
@@ -652,6 +653,7 @@
 // PPCFUTURE:#define _ARCH_PWR9 1
 // PPCFUTURE:#define _ARCH_PWR_FUTURE 1
 // PPCFUTURE:#define __MMA__ 1
+// PPCFUTURE:#define __PCREL__ 1
 // PPCFUTURE-NOT:#define __ROP_PROTECTION__ 1
 //
 // RUN: %clang_cc1 -E -dM -ffreestanding -triple=powerpc64-none-none 
-target-feature +mma -target-cpu power10 -fno-signed-char < /dev/null | 
FileCheck -check-prefix PPC-MMA %s
Index: clang/lib/Basic/Targets/PPC.cpp
===================================================================
--- clang/lib/Basic/Targets/PPC.cpp
+++ clang/lib/Basic/Targets/PPC.cpp
@@ -199,6 +199,8 @@
     Builder.defineMacro("__ROP_PROTECTION__");
   if (HasP10Vector)
     Builder.defineMacro("__POWER10_VECTOR__");
+  if (HasPCRelativeMemops)
+    Builder.defineMacro("__PCREL__");
 
   Builder.defineMacro("__GCC_HAVE_SYNC_COMPARE_AND_SWAP_1");
   Builder.defineMacro("__GCC_HAVE_SYNC_COMPARE_AND_SWAP_2");



Index: clang/test/Preprocessor/init-ppc64.c
===================================================================
--- clang/test/Preprocessor/init-ppc64.c
+++ clang/test/Preprocessor/init-ppc64.c
@@ -633,6 +633,7 @@
 // PPCPOWER10:#define _ARCH_PWR8 1
 // PPCPOWER10:#define _ARCH_PWR9 1
 // PPCPOWER10:#define __MMA__ 1
+// PPCPOWER10:#define __PCREL__ 1
 // PPCPOWER10-NOT:#define __ROP_PROTECTION__ 1
 //
 // RUN: %clang_cc1 -E -dM -ffreestanding -triple=powerpc64-none-none -target-cpu future -fno-signed-char < /dev/null | FileCheck -match-full-lines -check-prefix PPCFUTURE %s
@@ -652,6 +653,7 @@
 // PPCFUTURE:#define _ARCH_PWR9 1
 // PPCFUTURE:#define _ARCH_PWR_FUTURE 1
 // PPCFUTURE:#define __MMA__ 1
+// PPCFUTURE:#define __PCREL__ 1
 // PPCFUTURE-NOT:#define __ROP_PROTECTION__ 1
 //
 // RUN: %clang_cc1 -E -dM -ffreestanding -triple=powerpc64-none-none -target-feature +mma -target-cpu power10 -fno-signed-char < /dev/null | FileCheck -check-prefix PPC-MMA %s
Index: clang/lib/Basic/Targets/PPC.cpp
===================================================================
--- clang/lib/Basic/Targets/PPC.cpp
+++ clang/lib/Basic/Targets/PPC.cpp
@@ -199,6 +199,8 @@
     Builder.defineMacro("__ROP_PROTECTION__");
   if (HasP10Vector)
     Builder.defineMacro("__POWER10_VECTOR__");
+  if (HasPCRelativeMemops)
+    Builder.defineMacro("__PCREL__");
 
   Builder.defineMacro("__GCC_HAVE_SYNC_COMPARE_AND_SWAP_1");
   Builder.defineMacro("__GCC_HAVE_SYNC_COMPARE_AND_SWAP_2");

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