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Change the default target CPU for OpenBSD/i386 to i586

This commit is contained in:
Brad Smith 2020-08-08 13:49:45 -04:00
parent 6cd23558d3
commit cd5ab56bc4
2 changed files with 8 additions and 3 deletions
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6
clang/lib/Driver/ToolChains/Arch/X86.cpp
View File

@ -94,13 +94,13 @@ std::string x86::getX86TargetCPU(const ArgList &Args,
return "x86-64";
switch (Triple.getOS()) {
case llvm::Triple::FreeBSD:
return "i686";
case llvm::Triple::NetBSD:
case llvm::Triple::OpenBSD:
return "i486";
case llvm::Triple::Haiku:
case llvm::Triple::OpenBSD:
return "i586";
case llvm::Triple::FreeBSD:
return "i686";
default:
// Fallback to p4.
return "pentium4";

5
clang/test/Driver/openbsd.c
View File

@ -14,6 +14,11 @@
// CHECK-PG: clang{{.*}}" "-cc1" "-triple" "i686-pc-openbsd"
// CHECK-PG: ld{{.*}}" "-e" "__start" "--eh-frame-hdr" "-Bdynamic" "-dynamic-linker" "{{.*}}ld.so" "-nopie" "-o" "a.out" "{{.*}}gcrt0.o" "{{.*}}crtbegin.o" "{{.*}}.o" "-lcompiler_rt" "-lpthread_p" "-lc_p" "-lcompiler_rt" "{{.*}}crtend.o"
// Check CPU type for i386
// RUN: %clang -target i386-unknown-openbsd -### -c %s 2>&1 \
// RUN: | FileCheck -check-prefix=CHECK-i386-CPU %s
// CHECK-i386-CPU: "-target-cpu" "i586"
// Check CPU type for MIPS64
// RUN: %clang -target mips64-unknown-openbsd -### -c %s 2>&1 \
// RUN: | FileCheck -check-prefix=CHECK-MIPS64-CPU %s