b80357d46e
Added -mrop-protection for Power PC to turn on codegen that provides some protection from ROP attacks. The option is off by default and can be turned on for Power 8, Power 9 and Power 10. This patch is for the option only. The feature will be implemented by a later patch. Reviewed By: amyk Differential Revision: https://reviews.llvm.org/D96512
20 lines
719 B
LLVM
20 lines
719 B
LLVM
; RUN: llc -mattr=pcrelative-memops,prefix-instrs,paired-vector-memops,mma,rop-protection \
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; RUN: -verify-machineinstrs -mtriple=powerpc64le-unknown-unknown \
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; RUN: -ppc-asm-full-reg-names %s -o - 2>&1 | FileCheck %s
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; RUN: llc -mattr=pcrelative-memops,prefix-instrs,paired-vector-memops,mma,rop-protection \
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; RUN: -verify-machineinstrs -mtriple=powerpc64-unknown-unknown \
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; RUN: -ppc-asm-full-reg-names %s -o - 2>&1 | FileCheck %s
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define dso_local signext i32 @f() {
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entry:
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ret i32 0
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}
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; Make sure that all of the features listed are recognized.
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; CHECK-NOT: is not a recognized feature for this target
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; Make sure that the test was actually compiled.
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; CHECK: li r3, 0
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; CHECK-NEXT: blr
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