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https://github.com/dslm4515/BMLFS.git
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28 lines
1.5 KiB
Diff
28 lines
1.5 KiB
Diff
This patches LLVM to use ELFv2 on ppc64 uncoditionally unless overridden. We
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need this because unlike most distros we use ELFv2 for both glibc and musl
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on big endian ppc64.
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--- a/lib/Target/PowerPC/PPCTargetMachine.cpp
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+++ b/lib/Target/PowerPC/PPCTargetMachine.cpp
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@@ -197,9 +197,9 @@ static PPCTargetMachine::PPCABI computeTargetABI(const Triple &TT,
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switch (TT.getArch()) {
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case Triple::ppc64le:
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- return PPCTargetMachine::PPC_ABI_ELFv2;
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case Triple::ppc64:
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- return PPCTargetMachine::PPC_ABI_ELFv1;
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+ /* we use elfv2 by default for both endians and both libcs */
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+ return PPCTargetMachine::PPC_ABI_ELFv2;
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default:
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return PPCTargetMachine::PPC_ABI_UNKNOWN;
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}
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--- a/test/CodeGen/PowerPC/ppc64-elf-abi.ll
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+++ b/test/CodeGen/PowerPC/ppc64-elf-abi.ll
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@@ -1,4 +1,5 @@
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-; RUN: llc -verify-machineinstrs -mtriple=powerpc64-unknown-linux-gnu < %s | FileCheck %s -check-prefix=CHECK-ELFv1
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+; RUN: llc -verify-machineinstrs -mtriple=powerpc64-unknown-linux-gnu < %s | FileCheck %s -check-prefix=CHECK-ELFv2
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+; RUN: llc -verify-machineinstrs -mtriple=powerpc64-unknown-linux-musl < %s | FileCheck %s -check-prefix=CHECK-ELFv2
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; RUN: llc -verify-machineinstrs -mtriple=powerpc64-unknown-linux-gnu -target-abi elfv1 < %s | FileCheck %s -check-prefix=CHECK-ELFv1
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; RUN: llc -verify-machineinstrs -mtriple=powerpc64-unknown-linux-gnu -target-abi elfv2 < %s | FileCheck %s -check-prefix=CHECK-ELFv2
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; RUN: llc -verify-machineinstrs -mtriple=powerpc64le-unknown-linux-gnu < %s | FileCheck %s -check-prefix=CHECK-ELFv2
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