Make mcpu=generic the default for armv7-a and armv8-a.

As discussed in
http://lists.llvm.org/pipermail/llvm-dev/2017-May/113525.html

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@304390 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/include/llvm/Support/ARMTargetParser.def b/include/llvm/Support/ARMTargetParser.def
index 32dc57a0fedf5a2145a046d5e82f2840d27ce725..65cb2715a6a5ea2a310a50f5f82ec67833d05efd 100644 (file)
--- a/include/llvm/Support/ARMTargetParser.def
+++ b/include/llvm/Support/ARMTargetParser.def
@@ -206,7 +206,7 @@ ARM_CPU_NAME("cortex-a5", AK_ARMV7A, FK_NEON_VFPV4, false,
 ARM_CPU_NAME("cortex-a7", AK_ARMV7A, FK_NEON_VFPV4, false,
              (ARM::AEK_SEC | ARM::AEK_MP | ARM::AEK_VIRT | ARM::AEK_HWDIVARM |
               ARM::AEK_HWDIVTHUMB))
-ARM_CPU_NAME("cortex-a8", AK_ARMV7A, FK_NEON, true, ARM::AEK_SEC)
+ARM_CPU_NAME("cortex-a8", AK_ARMV7A, FK_NEON, false, ARM::AEK_SEC)
 ARM_CPU_NAME("cortex-a9", AK_ARMV7A, FK_NEON_FP16, false, (ARM::AEK_SEC | ARM::AEK_MP))
 ARM_CPU_NAME("cortex-a12", AK_ARMV7A, FK_NEON_VFPV4, false,
              (ARM::AEK_SEC | ARM::AEK_MP | ARM::AEK_VIRT | ARM::AEK_HWDIVARM |
@@ -236,7 +236,7 @@ ARM_CPU_NAME("cortex-m23", AK_ARMV8MBaseline, FK_NONE, false, ARM::AEK_NONE)
 ARM_CPU_NAME("cortex-m33", AK_ARMV8MMainline, FK_FPV5_SP_D16, false, ARM::AEK_DSP)
 ARM_CPU_NAME("cortex-a32", AK_ARMV8A, FK_CRYPTO_NEON_FP_ARMV8, false, ARM::AEK_CRC)
 ARM_CPU_NAME("cortex-a35", AK_ARMV8A, FK_CRYPTO_NEON_FP_ARMV8, false, ARM::AEK_CRC)
-ARM_CPU_NAME("cortex-a53", AK_ARMV8A, FK_CRYPTO_NEON_FP_ARMV8, true, ARM::AEK_CRC)
+ARM_CPU_NAME("cortex-a53", AK_ARMV8A, FK_CRYPTO_NEON_FP_ARMV8, false, ARM::AEK_CRC)
 ARM_CPU_NAME("cortex-a57", AK_ARMV8A, FK_CRYPTO_NEON_FP_ARMV8, false, ARM::AEK_CRC)
 ARM_CPU_NAME("cortex-a72", AK_ARMV8A, FK_CRYPTO_NEON_FP_ARMV8, false, ARM::AEK_CRC)
 ARM_CPU_NAME("cortex-a73", AK_ARMV8A, FK_CRYPTO_NEON_FP_ARMV8, false, ARM::AEK_CRC)

diff --git a/unittests/Support/TargetParserTest.cpp b/unittests/Support/TargetParserTest.cpp
index 6be6f7bfb5d5b1b0b407aee160343acef8939608..76d1917d537a390cba8560ba332378e8f7f37f6b 100644 (file)
--- a/unittests/Support/TargetParserTest.cpp
+++ b/unittests/Support/TargetParserTest.cpp
@@ -319,7 +319,7 @@ TEST(TargetParserTest, testARMArch) {
       testARMArch("armv6-m", "cortex-m0", "v6m",
                           ARMBuildAttrs::CPUArch::v6_M));
   EXPECT_TRUE(
-      testARMArch("armv7-a", "cortex-a8", "v7",
+      testARMArch("armv7-a", "generic", "v7",
                           ARMBuildAttrs::CPUArch::v7));
   EXPECT_TRUE(
       testARMArch("armv7ve", "generic", "v7ve",
@@ -334,7 +334,7 @@ TEST(TargetParserTest, testARMArch) {
       testARMArch("armv7e-m", "cortex-m4", "v7em",
                           ARMBuildAttrs::CPUArch::v7E_M));
   EXPECT_TRUE(
-      testARMArch("armv8-a", "cortex-a53", "v8",
+      testARMArch("armv8-a", "generic", "v8",
                           ARMBuildAttrs::CPUArch::v8_A));
   EXPECT_TRUE(
       testARMArch("armv8.1-a", "generic", "v8.1a",