commit 82d098a16b74de5f5fef90d9c827ab4b602c537f
author Patrick Oppenlander <patrick.oppenlander@gmail.com> Sun Nov 28 15:39:55 2021 -0800
committer Copybara-Service <copybara-worker@google.com> Sun Nov 28 15:57:51 2021 -0800
tree d242968208e8c1f2d07607c1852500e50fe4575f
parent b6e0101d968657af30ed57be6c62cc8750a1d06e

[Driver] Support PowerPC SPE musl dynamic linker name ld-musl-powerpc-sf.so.1

Musl treats PowerPC SPE as a soft-float target (as the PowerPC SPE ABI
is soft-float compatible).

Reviewed By: jhibbits, MaskRay

Differential Revision: https://reviews.llvm.org/D105869

GitOrigin-RevId: b3163c1cdde09467382984e5879aa9701b7036d3

lib/Driver/ToolChains/Linux.cpp

diff --git a/lib/Driver/ToolChains/Linux.cpp b/lib/Driver/ToolChains/Linux.cpp
index 0224383..1987745 100644
--- a/lib/Driver/ToolChains/Linux.cpp
+++ b/lib/Driver/ToolChains/Linux.cpp
@@ -421,6 +421,9 @@
         (Triple.getEnvironment() == llvm::Triple::MuslEABIHF ||
          tools::arm::getARMFloatABI(*this, Args) == tools::arm::FloatABI::Hard))
       ArchName += "hf";
+    if (Arch == llvm::Triple::ppc &&
+        Triple.getSubArch() == llvm::Triple::PPCSubArch_spe)
+      ArchName = "powerpc-sf";
 
     return "/lib/ld-musl-" + ArchName + ".so.1";
   }

test/Driver/linux-ld.c

diff --git a/test/Driver/linux-ld.c b/test/Driver/linux-ld.c
index 89fd22f..31905e1 100644
--- a/test/Driver/linux-ld.c
+++ b/test/Driver/linux-ld.c
@@ -1718,6 +1718,9 @@
 // RUN:     --target=powerpc64-pc-linux-musl \
 // RUN:   | FileCheck --check-prefix=CHECK-MUSL-PPC64 %s
 // RUN: %clang %s -### -o %t.o 2>&1 \
+// RUN:     --target=powerpcspe-pc-linux-musl \
+// RUN:   | FileCheck --check-prefix=CHECK-MUSL-PPCSPE %s
+// RUN: %clang %s -### -o %t.o 2>&1 \
 // RUN:     --target=thumb-pc-linux-musleabi \
 // RUN:   | FileCheck --check-prefix=CHECK-MUSL-ARM %s
 // RUN: %clang %s -### -o %t.o 2>&1 \
@@ -1767,6 +1770,7 @@
 // CHECK-MUSL-MIPS64EL:   "-dynamic-linker" "/lib/ld-musl-mips64el.so.1"
 // CHECK-MUSL-PPC:        "-dynamic-linker" "/lib/ld-musl-powerpc.so.1"
 // CHECK-MUSL-PPC64:      "-dynamic-linker" "/lib/ld-musl-powerpc64.so.1"
+// CHECK-MUSL-PPCSPE:     "-dynamic-linker" "/lib/ld-musl-powerpc-sf.so.1"
 // CHECK-MUSL-ARM:        "-dynamic-linker" "/lib/ld-musl-arm.so.1"
 // CHECK-MUSL-ARMHF:      "-dynamic-linker" "/lib/ld-musl-armhf.so.1"
 // CHECK-MUSL-ARMEB:      "-dynamic-linker" "/lib/ld-musl-armeb.so.1"