https://github.com/alexrp updated
https://github.com/llvm/llvm-project/pull/106012
From 885a1830bf62e4b928fba65b78d5df9e416cb1a2 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Alex=20R=C3=B8nne=20Petersen?= <a...@alexrp.com>
Date: Sun, 25 Aug 2024 22:47:37 +0200
Subject: [PATCH] [clang][Driver] Define soft float macros for PPC.
Fixes #105972.
Co-authored-by: Qiu Chaofan <q...@ecnelises.com>
---
clang/lib/Basic/Targets/PPC.cpp | 8 +++++---
clang/test/Preprocessor/init-ppc.c | 6 ++++++
clang/test/Preprocessor/init-ppc64.c | 6 ++++++
3 files changed, 17 insertions(+), 3 deletions(-)
diff --git a/clang/lib/Basic/Targets/PPC.cpp b/clang/lib/Basic/Targets/PPC.cpp
index 04dc436eb1b9cd..91145b256804c7 100644
--- a/clang/lib/Basic/Targets/PPC.cpp
+++ b/clang/lib/Basic/Targets/PPC.cpp
@@ -402,9 +402,13 @@ void PPCTargetInfo::getTargetDefines(const LangOptions
&Opts,
Builder.defineMacro("__VEC__", "10206");
Builder.defineMacro("__ALTIVEC__");
}
- if (HasSPE) {
+ if (HasSPE)
Builder.defineMacro("__SPE__");
+ if (HasSPE || FloatABI == SoftFloat)
Builder.defineMacro("__NO_FPRS__");
+ if (FloatABI == SoftFloat) {
+ Builder.defineMacro("_SOFT_FLOAT");
+ Builder.defineMacro("_SOFT_DOUBLE");
}
if (HasVSX)
Builder.defineMacro("__VSX__");
@@ -439,14 +443,12 @@ void PPCTargetInfo::getTargetDefines(const LangOptions
&Opts,
// FIXME: The following are not yet generated here by Clang, but are
// generated by GCC:
//
- // _SOFT_FLOAT_
// __RECIP_PRECISION__
// __APPLE_ALTIVEC__
// __RECIP__
// __RECIPF__
// __RSQRTE__
// __RSQRTEF__
- // _SOFT_DOUBLE_
// __NO_LWSYNC__
// __CMODEL_MEDIUM__
// __CMODEL_LARGE__
diff --git a/clang/test/Preprocessor/init-ppc.c
b/clang/test/Preprocessor/init-ppc.c
index 3fb642af9d7420..2aab2c96f4b39f 100644
--- a/clang/test/Preprocessor/init-ppc.c
+++ b/clang/test/Preprocessor/init-ppc.c
@@ -977,3 +977,9 @@
// RUN: %clang_cc1 -E -dM -triple=powerpc-unknown-openbsd -x c++ < /dev/null |
FileCheck -match-full-lines -check-prefix PPC-OPENBSD-CXX %s
// PPC-OPENBSD-CXX: #define __STDCPP_DEFAULT_NEW_ALIGNMENT__ 16UL
+
+// RUN: %clang_cc1 -E -dM -ffreestanding -triple=powerpc-unknown-linux-gnu
-target-feature -hard-float < /dev/null | FileCheck -match-full-lines
-check-prefix PPC-SOFTFLT %s
+//
+// PPC-SOFTFLT:#define _SOFT_DOUBLE 1
+// PPC-SOFTFLT:#define _SOFT_FLOAT 1
+// PPC-SOFTFLT:#define __NO_FPRS__ 1
diff --git a/clang/test/Preprocessor/init-ppc64.c
b/clang/test/Preprocessor/init-ppc64.c
index 56164beb913d5c..5882cbd056eee1 100644
--- a/clang/test/Preprocessor/init-ppc64.c
+++ b/clang/test/Preprocessor/init-ppc64.c
@@ -1110,3 +1110,9 @@
// RUN: %clang_cc1 -E -dM -ffreestanding -triple=powerpc64-unknown-freebsd <
/dev/null | FileCheck -match-full-lines -check-prefix PPC64-FREEBSD %s
// RUN: %clang_cc1 -E -dM -ffreestanding -triple=powerpc64le-unknown-freebsd <
/dev/null | FileCheck -match-full-lines -check-prefix PPC64-FREEBSD %s
// PPC64-FREEBSD-NOT: #define __LONG_DOUBLE_128__ 1
+
+// RUN: %clang_cc1 -E -dM -ffreestanding -triple=powerpc64-unknown-linux-gnu
-target-feature -hard-float -xc /dev/null | FileCheck
--check-prefix=PPC64-SOFTFLT %s
+// RUN: %clang_cc1 -E -dM -ffreestanding -triple=powerpc64le-unknown-linux-gnu
-target-feature -hard-float -xc /dev/null | FileCheck
--check-prefix=PPC64-SOFTFLT %s
+// PPC64-SOFTFLT:#define _SOFT_DOUBLE 1
+// PPC64-SOFTFLT:#define _SOFT_FLOAT 1
+// PPC64-SOFTFLT:#define __NO_FPRS__ 1
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