r335653 - [mips] Use more conservative default CPUs for MIPS on FreeBSD.
John Baldwin via cfe-commits
cfe-commits at lists.llvm.org
Tue Jun 26 12:48:05 PDT 2018
Author: jhb
Date: Tue Jun 26 12:48:05 2018
New Revision: 335653
URL: http://llvm.org/viewvc/llvm-project?rev=335653&view=rev
Log:
[mips] Use more conservative default CPUs for MIPS on FreeBSD.
FreeBSD defaults to mips3 for all MIPS ABIs with GCC as that is the
minimum MIPS architecture FreeBSD supports. Use mips3 for MIPS64 and
mips2 for MIPS32 to match.
Reviewed By: atanasyan
Differential Revision: https://reviews.llvm.org/D48499
Modified:
cfe/trunk/lib/Driver/ToolChains/Arch/Mips.cpp
cfe/trunk/test/Driver/freebsd-mips-as.c
cfe/trunk/test/Driver/freebsd.c
Modified: cfe/trunk/lib/Driver/ToolChains/Arch/Mips.cpp
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/lib/Driver/ToolChains/Arch/Mips.cpp?rev=335653&r1=335652&r2=335653&view=diff
==============================================================================
--- cfe/trunk/lib/Driver/ToolChains/Arch/Mips.cpp (original)
+++ cfe/trunk/lib/Driver/ToolChains/Arch/Mips.cpp Tue Jun 26 12:48:05 2018
@@ -45,6 +45,13 @@ void mips::getMipsCPUAndABI(const ArgLis
if (Triple.getOS() == llvm::Triple::OpenBSD)
DefMips64CPU = "mips3";
+ // MIPS2 is the default for mips(el)?-unknown-freebsd.
+ // MIPS3 is the default for mips64(el)?-unknown-freebsd.
+ if (Triple.getOS() == llvm::Triple::FreeBSD) {
+ DefMips32CPU = "mips2";
+ DefMips64CPU = "mips3";
+ }
+
if (Arg *A = Args.getLastArg(clang::driver::options::OPT_march_EQ,
options::OPT_mcpu_EQ))
CPUName = A->getValue();
Modified: cfe/trunk/test/Driver/freebsd-mips-as.c
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/test/Driver/freebsd-mips-as.c?rev=335653&r1=335652&r2=335653&view=diff
==============================================================================
--- cfe/trunk/test/Driver/freebsd-mips-as.c (original)
+++ cfe/trunk/test/Driver/freebsd-mips-as.c Tue Jun 26 12:48:05 2018
@@ -3,62 +3,62 @@
// RUN: %clang -target mips-unknown-freebsd -### \
// RUN: -no-integrated-as -c %s 2>&1 \
// RUN: | FileCheck -check-prefix=MIPS32-EB-AS %s
-// MIPS32-EB-AS: as{{(.exe)?}}" "-march" "mips32r2" "-mabi" "32" "-EB"
+// MIPS32-EB-AS: as{{(.exe)?}}" "-march" "mips2" "-mabi" "32" "-EB"
// MIPS32-EB-AS-NOT: "-KPIC"
//
// RUN: %clang -target mips-unknown-freebsd -### \
// RUN: -no-integrated-as -fPIC -c %s 2>&1 \
// RUN: | FileCheck -check-prefix=MIPS32-EB-PIC %s
-// MIPS32-EB-PIC: as{{(.exe)?}}" "-march" "mips32r2" "-mabi" "32" "-EB"
+// MIPS32-EB-PIC: as{{(.exe)?}}" "-march" "mips2" "-mabi" "32" "-EB"
// MIPS32-EB-PIC: "-KPIC"
//
// RUN: %clang -target mips-unknown-freebsd -### \
// RUN: -no-integrated-as -fpic -c %s 2>&1 \
// RUN: | FileCheck -check-prefix=MIPS32-EB-PIC-SMALL %s
-// MIPS32-EB-PIC-SMALL: as{{(.exe)?}}" "-march" "mips32r2" "-mabi" "32" "-EB"
+// MIPS32-EB-PIC-SMALL: as{{(.exe)?}}" "-march" "mips2" "-mabi" "32" "-EB"
// MIPS32-EB-PIC-SMALL: "-KPIC"
//
// RUN: %clang -target mips-unknown-freebsd -### \
// RUN: -no-integrated-as -fPIE -c %s 2>&1 \
// RUN: | FileCheck -check-prefix=MIPS32-EB-PIE %s
-// MIPS32-EB-PIE: as{{(.exe)?}}" "-march" "mips32r2" "-mabi" "32" "-EB"
+// MIPS32-EB-PIE: as{{(.exe)?}}" "-march" "mips2" "-mabi" "32" "-EB"
// MIPS32-EB-PIE: "-KPIC"
//
// RUN: %clang -target mips-unknown-freebsd -### \
// RUN: -no-integrated-as -fpie -c %s 2>&1 \
// RUN: | FileCheck -check-prefix=MIPS32-EB-PIE-SMALL %s
-// MIPS32-EB-PIE-SMALL: as{{(.exe)?}}" "-march" "mips32r2" "-mabi" "32" "-EB"
+// MIPS32-EB-PIE-SMALL: as{{(.exe)?}}" "-march" "mips2" "-mabi" "32" "-EB"
// MIPS32-EB-PIE-SMALL: "-KPIC"
//
// RUN: %clang -target mipsel-unknown-freebsd -### \
// RUN: -no-integrated-as -c %s 2>&1 \
// RUN: | FileCheck -check-prefix=MIPS32-DEF-EL-AS %s
-// MIPS32-DEF-EL-AS: as{{(.exe)?}}" "-march" "mips32r2" "-mabi" "32" "-EL"
+// MIPS32-DEF-EL-AS: as{{(.exe)?}}" "-march" "mips2" "-mabi" "32" "-EL"
//
// RUN: %clang -target mips64-unknown-freebsd -### \
// RUN: -no-integrated-as -c %s 2>&1 \
// RUN: | FileCheck -check-prefix=MIPS64-EB-AS %s
-// MIPS64-EB-AS: as{{(.exe)?}}" "-march" "mips64r2" "-mabi" "64" "-EB"
+// MIPS64-EB-AS: as{{(.exe)?}}" "-march" "mips3" "-mabi" "64" "-EB"
//
// RUN: %clang -target mips64el-unknown-freebsd -### \
// RUN: -no-integrated-as -c %s 2>&1 \
// RUN: | FileCheck -check-prefix=MIPS64-DEF-EL-AS %s
-// MIPS64-DEF-EL-AS: as{{(.exe)?}}" "-march" "mips64r2" "-mabi" "64" "-EL"
+// MIPS64-DEF-EL-AS: as{{(.exe)?}}" "-march" "mips3" "-mabi" "64" "-EL"
//
// RUN: %clang -target mips64-unknown-freebsd -mabi=n32 -### \
// RUN: -no-integrated-as -c %s 2>&1 \
// RUN: | FileCheck -check-prefix=MIPS-N32 %s
-// MIPS-N32: as{{(.exe)?}}" "-march" "mips64r2" "-mabi" "n32" "-EB"
+// MIPS-N32: as{{(.exe)?}}" "-march" "mips3" "-mabi" "n32" "-EB"
//
// RUN: %clang -target mipsel-unknown-freebsd -mabi=32 -### \
// RUN: -no-integrated-as -c %s 2>&1 \
// RUN: | FileCheck -check-prefix=MIPS32-EL-AS %s
-// MIPS32-EL-AS: as{{(.exe)?}}" "-march" "mips32r2" "-mabi" "32" "-EL"
+// MIPS32-EL-AS: as{{(.exe)?}}" "-march" "mips2" "-mabi" "32" "-EL"
//
// RUN: %clang -target mips64el-unknown-freebsd -mabi=64 -### \
// RUN: -no-integrated-as -c %s 2>&1 \
// RUN: | FileCheck -check-prefix=MIPS64-EL-AS %s
-// MIPS64-EL-AS: as{{(.exe)?}}" "-march" "mips64r2" "-mabi" "64" "-EL"
+// MIPS64-EL-AS: as{{(.exe)?}}" "-march" "mips3" "-mabi" "64" "-EL"
//
// RUN: %clang -target mips-linux-freebsd -march=mips32r2 -### \
// RUN: -no-integrated-as -c %s 2>&1 \
@@ -88,5 +88,5 @@
// RUN: %clang -target mips-unknown-freebsd -### \
// RUN: -no-integrated-as -G0 -c %s 2>&1 \
// RUN: | FileCheck -check-prefix=MIPS32-EB-AS-G0 %s
-// MIPS32-EB-AS-G0: as{{(.exe)?}}" "-march" "mips32r2" "-mabi" "32" "-EB" "-G0"
+// MIPS32-EB-AS-G0: as{{(.exe)?}}" "-march" "mips2" "-mabi" "32" "-EB" "-G0"
// MIPS32-EB-AS-G0-NOT: "-KPIC"
Modified: cfe/trunk/test/Driver/freebsd.c
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/test/Driver/freebsd.c?rev=335653&r1=335652&r2=335653&view=diff
==============================================================================
--- cfe/trunk/test/Driver/freebsd.c (original)
+++ cfe/trunk/test/Driver/freebsd.c Tue Jun 26 12:48:05 2018
@@ -148,3 +148,17 @@
// RUN: %clang -target mips-unknown-freebsd %s -### -G0 2>&1 \
// RUN: | FileCheck --check-prefix=CHECK-MIPS-G %s
// CHECK-MIPS-G: ld{{.*}}" "-G0"
+
+// Check CPU type for MIPS
+// RUN: %clang -target mips-unknown-freebsd -### -c %s 2>&1 \
+// RUN: | FileCheck -check-prefix=CHECK-MIPS-CPU %s
+// RUN: %clang -target mipsel-unknown-freebsd -### -c %s 2>&1 \
+// RUN: | FileCheck -check-prefix=CHECK-MIPS-CPU %s
+// CHECK-MIPS-CPU: "-target-cpu" "mips2"
+
+// Check CPU type for MIPS64
+// RUN: %clang -target mips64-unknown-freebsd -### -c %s 2>&1 \
+// RUN: | FileCheck -check-prefix=CHECK-MIPS64-CPU %s
+// RUN: %clang -target mips64el-unknown-freebsd -### -c %s 2>&1 \
+// RUN: | FileCheck -check-prefix=CHECK-MIPS64-CPU %s
+// CHECK-MIPS64-CPU: "-target-cpu" "mips3"
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