[llvm] r350953 - [AArch64] Create feature set for Exynos M4

Evandro Menezes via llvm-commits llvm-commits at lists.llvm.org
Fri Jan 11 14:42:50 PST 2019


I cannot reproduce it:

    bin/llc -o - -mtriple=armv8-linux-gnueabi -mcpu=exynos-m4 ~/src/llvm.svn/test/CodeGen/ARM/build-attributes.ll |& egrep eabi_attribute.+12
    	.eabi_attribute	12, 4	@ Tag_Advanced_SIMD_arch

Will continue looking...

-- 
Evandro Menezes

On 01/11/19 16:31, Evandro Menezes wrote:
> On it!
> -- 
> Evandro Menezes
>
> On 01/11/19 15:52, Matt Morehouse wrote:
>> Hi Evandro,
>>
>> This broke 
>> http://lab.llvm.org:8011/builders/sanitizer-x86_64-linux-fast/builds/28124:
>>
>> Command Output (stderr): -- 
>> /b/sanitizer-x86_64-linux-fast/build/llvm/test/CodeGen/ARM/build-attributes.ll:1626:14: 
>> error: EXYNOS-M4: expected string not found in input ; EXYNOS-M4: 
>> .eabi_attribute 12, 4 ^ <stdin>:10:2: note: scanning from here 
>> .eabi_attribute 12, 3 @ Tag_Advanced_SIMD_arch ^
>> Please take a look.
>>
>> On Fri, Jan 11, 2019 at 10:58 AM Evandro Menezes via llvm-commits 
>> <llvm-commits at lists.llvm.org <mailto:llvm-commits at lists.llvm.org>> wrote:
>>
>>     Author: evandro
>>     Date: Fri Jan 11 10:54:25 2019
>>     New Revision: 350953
>>
>>     URL: http://llvm.org/viewvc/llvm-project?rev=350953&view=rev
>>     Log:
>>     [AArch64] Create feature set for Exynos M4
>>
>>     Complete the feature set for Exynos M4 and update test cases.
>>
>>     Modified:
>>         llvm/trunk/include/llvm/Support/AArch64TargetParser.def
>>         llvm/trunk/include/llvm/Support/ARMTargetParser.def
>>         llvm/trunk/lib/Target/AArch64/AArch64.td
>>         llvm/trunk/lib/Target/ARM/ARM.td
>>         llvm/trunk/test/CodeGen/ARM/build-attributes.ll
>>         llvm/trunk/unittests/Support/TargetParserTest.cpp
>>
>>     Modified: llvm/trunk/include/llvm/Support/AArch64TargetParser.def
>>     URL:
>>     http://llvm.org/viewvc/llvm-project/llvm/trunk/include/llvm/Support/AArch64TargetParser.def?rev=350953&r1=350952&r2=350953&view=diff
>>     ==============================================================================
>>     --- llvm/trunk/include/llvm/Support/AArch64TargetParser.def
>>     (original)
>>     +++ llvm/trunk/include/llvm/Support/AArch64TargetParser.def Fri
>>     Jan 11 10:54:25 2019
>>     @@ -102,8 +102,8 @@ AARCH64_CPU_NAME("exynos-m2", ARMV8A, FK
>>                      (AArch64::AEK_CRC))
>>      AARCH64_CPU_NAME("exynos-m3", ARMV8A, FK_CRYPTO_NEON_FP_ARMV8,
>>     false,
>>                      (AArch64::AEK_CRC))
>>     -AARCH64_CPU_NAME("exynos-m4", ARMV8A, FK_CRYPTO_NEON_FP_ARMV8,
>>     false,
>>     -                (AArch64::AEK_CRC))
>>     +AARCH64_CPU_NAME("exynos-m4", ARMV8_2A, FK_CRYPTO_NEON_FP_ARMV8,
>>     false,
>>     +                (AArch64::AEK_FP16 | AArch64::AEK_DOTPROD))
>>      AARCH64_CPU_NAME("falkor", ARMV8A, FK_CRYPTO_NEON_FP_ARMV8, false,
>>                      (AArch64::AEK_CRC | AArch64::AEK_RDM))
>>      AARCH64_CPU_NAME("saphira", ARMV8_3A, FK_CRYPTO_NEON_FP_ARMV8,
>>     false,
>>
>>     Modified: llvm/trunk/include/llvm/Support/ARMTargetParser.def
>>     URL:
>>     http://llvm.org/viewvc/llvm-project/llvm/trunk/include/llvm/Support/ARMTargetParser.def?rev=350953&r1=350952&r2=350953&view=diff
>>     ==============================================================================
>>     --- llvm/trunk/include/llvm/Support/ARMTargetParser.def (original)
>>     +++ llvm/trunk/include/llvm/Support/ARMTargetParser.def Fri Jan
>>     11 10:54:25 2019
>>     @@ -266,7 +266,8 @@ ARM_CPU_NAME("cyclone", ARMV8A, FK_CRYPT
>>      ARM_CPU_NAME("exynos-m1", ARMV8A, FK_CRYPTO_NEON_FP_ARMV8,
>>     false, ARM::AEK_CRC)
>>      ARM_CPU_NAME("exynos-m2", ARMV8A, FK_CRYPTO_NEON_FP_ARMV8,
>>     false, ARM::AEK_CRC)
>>      ARM_CPU_NAME("exynos-m3", ARMV8A, FK_CRYPTO_NEON_FP_ARMV8,
>>     false, ARM::AEK_CRC)
>>     -ARM_CPU_NAME("exynos-m4", ARMV8A, FK_CRYPTO_NEON_FP_ARMV8,
>>     false, ARM::AEK_CRC)
>>     +ARM_CPU_NAME("exynos-m4", ARMV8_2A, FK_CRYPTO_NEON_FP_ARMV8, false,
>>     +             (ARM::AEK_FP16 | ARM::AEK_DOTPROD))
>>      ARM_CPU_NAME("kryo", ARMV8A, FK_CRYPTO_NEON_FP_ARMV8, false,
>>     ARM::AEK_CRC)
>>      // Non-standard Arch names.
>>      ARM_CPU_NAME("iwmmxt", IWMMXT, FK_NONE, true, ARM::AEK_NONE)
>>
>>     Modified: llvm/trunk/lib/Target/AArch64/AArch64.td
>>     URL:
>>     http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/AArch64/AArch64.td?rev=350953&r1=350952&r2=350953&view=diff
>>     ==============================================================================
>>     --- llvm/trunk/lib/Target/AArch64/AArch64.td (original)
>>     +++ llvm/trunk/lib/Target/AArch64/AArch64.td Fri Jan 11 10:54:25 2019
>>     @@ -540,6 +540,25 @@ def ProcExynosM3 : SubtargetFeature<"exy
>>     FeaturePredictableSelectIsExpensive,
>>     FeatureZCZeroingFP]>;
>>
>>     +def ProcExynosM4 : SubtargetFeature<"exynosm4", "ARMProcFamily",
>>     "ExynosM3",
>>     +                                    "Samsung Exynos-M4 processors",
>>     +                                    [HasV8_2aOps,
>>     +  FeatureArithmeticBccFusion,
>>     +  FeatureArithmeticCbzFusion,
>>     +                                     FeatureCrypto,
>>     +                                     FeatureDotProd,
>>     +  FeatureExynosCheapAsMoveHandling,
>>     +  FeatureForce32BitJumpTables,
>>     +                                     FeatureFP16FML,
>>     +                                     FeatureFuseAddress,
>>     +                                     FeatureFuseAES,
>>     +                                     FeatureFuseCCSelect,
>>     +                                     FeatureFuseLiterals,
>>     +                                     FeatureLSLFast,
>>     +                                     FeaturePerfMon,
>>     +  FeaturePostRAScheduler,
>>     +                                     FeatureZCZeroing]>;
>>     +
>>      def ProcKryo    : SubtargetFeature<"kryo", "ARMProcFamily", "Kryo",
>>                                         "Qualcomm Kryo processors", [
>>                                         FeatureCRC,
>>     @@ -677,7 +696,7 @@ def : ProcessorModel<"cyclone", CycloneM
>>      def : ProcessorModel<"exynos-m1", ExynosM1Model, [ProcExynosM1]>;
>>      def : ProcessorModel<"exynos-m2", ExynosM1Model, [ProcExynosM2]>;
>>      def : ProcessorModel<"exynos-m3", ExynosM3Model, [ProcExynosM3]>;
>>     -def : ProcessorModel<"exynos-m4", ExynosM3Model, [ProcExynosM3]>;
>>     +def : ProcessorModel<"exynos-m4", ExynosM3Model, [ProcExynosM4]>;
>>      def : ProcessorModel<"falkor", FalkorModel, [ProcFalkor]>;
>>      def : ProcessorModel<"saphira", FalkorModel, [ProcSaphira]>;
>>      def : ProcessorModel<"kryo", KryoModel, [ProcKryo]>;
>>
>>     Modified: llvm/trunk/lib/Target/ARM/ARM.td
>>     URL:
>>     http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/ARM/ARM.td?rev=350953&r1=350952&r2=350953&view=diff
>>     ==============================================================================
>>     --- llvm/trunk/lib/Target/ARM/ARM.td (original)
>>     +++ llvm/trunk/lib/Target/ARM/ARM.td Fri Jan 11 10:54:25 2019
>>     @@ -1079,6 +1079,9 @@ def : ProcNoItin<"exynos-m1",
>>      def : ProcNoItin<"exynos-m2",  [ARMv8a, ProcExynos]>;
>>      def : ProcNoItin<"exynos-m3",  [ARMv8a, ProcExynos]>;
>>      def : ProcNoItin<"exynos-m4",  [ARMv8a, ProcExynos]>;
>>     +def : ProcNoItin<"exynos-m4",  [ARMv82a, ProcExynos,
>>     +  FeatureFullFP16,
>>     +  FeatureDotProd]>;
>>
>>      def : ProcNoItin<"kryo", [ARMv8a, ProcKryo,
>>     FeatureHWDivThumb,
>>
>>     Modified: llvm/trunk/test/CodeGen/ARM/build-attributes.ll
>>     URL:
>>     http://llvm.org/viewvc/llvm-project/llvm/trunk/test/CodeGen/ARM/build-attributes.ll?rev=350953&r1=350952&r2=350953&view=diff
>>     ==============================================================================
>>     --- llvm/trunk/test/CodeGen/ARM/build-attributes.ll (original)
>>     +++ llvm/trunk/test/CodeGen/ARM/build-attributes.ll Fri Jan 11
>>     10:54:25 2019
>>     @@ -1623,7 +1623,7 @@
>>      ; EXYNOS-M4:  .eabi_attribute 8, 1
>>      ; EXYNOS-M4:  .eabi_attribute 9, 2
>>      ; EXYNOS-M4:  .fpu crypto-neon-fp-armv8
>>     -; EXYNOS-M4:  .eabi_attribute 12, 3
>>     +; EXYNOS-M4:  .eabi_attribute 12, 4
>>      ; EXYNOS-M4-NOT:  .eabi_attribute 27
>>      ; EXYNOS-M4:  .eabi_attribute 36, 1
>>      ; EXYNOS-M4:  .eabi_attribute 42, 1
>>
>>     Modified: llvm/trunk/unittests/Support/TargetParserTest.cpp
>>     URL:
>>     http://llvm.org/viewvc/llvm-project/llvm/trunk/unittests/Support/TargetParserTest.cpp?rev=350953&r1=350952&r2=350953&view=diff
>>     ==============================================================================
>>     --- llvm/trunk/unittests/Support/TargetParserTest.cpp (original)
>>     +++ llvm/trunk/unittests/Support/TargetParserTest.cpp Fri Jan 11
>>     10:54:25 2019
>>     @@ -265,11 +265,12 @@ TEST(TargetParserTest, testARMCPU) {
>>                               ARM::AEK_VIRT | ARM::AEK_HWDIVARM |
>>                               ARM::AEK_HWDIVTHUMB | ARM::AEK_DSP,
>>                               "8-A"));
>>     -  EXPECT_TRUE(testARMCPU("exynos-m4", "armv8-a",
>>     "crypto-neon-fp-armv8",
>>     +  EXPECT_TRUE(testARMCPU("exynos-m4", "armv8.2-a",
>>     "crypto-neon-fp-armv8",
>>                               ARM::AEK_CRC | ARM::AEK_SEC | ARM::AEK_MP |
>>                               ARM::AEK_VIRT | ARM::AEK_HWDIVARM |
>>     -                         ARM::AEK_HWDIVTHUMB | ARM::AEK_DSP,
>>     -                         "8-A"));
>>     +                         ARM::AEK_HWDIVTHUMB | ARM::AEK_DSP |
>>     ARM::AEK_DOTPROD |
>>     +                         ARM::AEK_FP16 | ARM::AEK_RAS,
>>     +                         "8.2-A"));
>>        EXPECT_TRUE(testARMCPU("cortex-m23", "armv8-m.base", "none",
>>                               ARM::AEK_HWDIVTHUMB, "8-M.Baseline"));
>>        EXPECT_TRUE(testARMCPU("cortex-m33", "armv8-m.main",
>>     "fpv5-sp-d16",
>>     @@ -759,9 +760,11 @@ TEST(TargetParserTest, testAArch64CPU) {
>>            AArch64::AEK_CRC | AArch64::AEK_CRYPTO | AArch64::AEK_FP |
>>            AArch64::AEK_SIMD, "8-A"));
>>        EXPECT_TRUE(testAArch64CPU(
>>     -      "exynos-m4", "armv8-a", "crypto-neon-fp-armv8",
>>     -      AArch64::AEK_CRC | AArch64::AEK_CRYPTO | AArch64::AEK_FP |
>>     -      AArch64::AEK_SIMD, "8-A"));
>>     +      "exynos-m4", "armv8.2-a", "crypto-neon-fp-armv8",
>>     +      AArch64::AEK_CRC | AArch64::AEK_CRYPTO |
>>     +      AArch64::AEK_DOTPROD | AArch64::AEK_FP | AArch64::AEK_FP16 |
>>     +      AArch64::AEK_LSE | AArch64::AEK_RAS | AArch64::AEK_RDM |
>>     +      AArch64::AEK_SIMD, "8.2-A"));
>>        EXPECT_TRUE(testAArch64CPU(
>>            "falkor", "armv8-a", "crypto-neon-fp-armv8",
>>            AArch64::AEK_CRC | AArch64::AEK_CRYPTO | AArch64::AEK_FP |
>>     @@ -870,8 +873,16 @@ TEST(TargetParserTest, testAArch64Extens
>>      AArch64::ArchKind::INVALID, "ras"));
>>        EXPECT_FALSE(testAArch64Extension("exynos-m3",
>>      AArch64::ArchKind::INVALID, "ras"));
>>     +  EXPECT_TRUE(testAArch64Extension("exynos-m4",
>>     +  AArch64::ArchKind::INVALID, "lse"));
>>     +  EXPECT_TRUE(testAArch64Extension("exynos-m4",
>>     +  AArch64::ArchKind::INVALID, "rdm"));
>>     +  EXPECT_TRUE(testAArch64Extension("exynos-m4",
>>     +  AArch64::ArchKind::INVALID, "ras"));
>>        EXPECT_FALSE(testAArch64Extension("exynos-m4",
>>     - AArch64::ArchKind::INVALID, "ras"));
>>     + AArch64::ArchKind::INVALID, "fullfp16"));
>>     +  EXPECT_TRUE(testAArch64Extension("exynos-m4",
>>     +  AArch64::ArchKind::INVALID, "dotprod"));
>>        EXPECT_TRUE(testAArch64Extension("falkor",
>>     AArch64::ArchKind::INVALID, "rdm"));
>>        EXPECT_FALSE(testAArch64Extension("kryo",
>>
>>
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>>
>





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