[llvm] r256828 - [AArch64] Add support for Samsung Exynos-M1
MinSeong Kim via llvm-commits
llvm-commits at lists.llvm.org
Tue Jan 5 04:52:00 PST 2016
Author: minseongkim
Date: Tue Jan 5 06:51:59 2016
New Revision: 256828
URL: http://llvm.org/viewvc/llvm-project?rev=256828&view=rev
Log:
[AArch64] Add support for Samsung Exynos-M1
Adds core tuning support for new Samsung Exynos-M1 core (ARMv8-A).
Differential Revision: http://reviews.llvm.org/D15663
Modified:
llvm/trunk/include/llvm/Support/ARMTargetParser.def
llvm/trunk/lib/Target/AArch64/AArch64.td
llvm/trunk/lib/Target/AArch64/AArch64Subtarget.h
llvm/trunk/lib/Target/ARM/ARM.td
llvm/trunk/lib/Target/ARM/ARMSubtarget.h
llvm/trunk/test/CodeGen/AArch64/cpus.ll
llvm/trunk/test/CodeGen/AArch64/remat.ll
llvm/trunk/test/CodeGen/ARM/build-attributes.ll
Modified: llvm/trunk/include/llvm/Support/ARMTargetParser.def
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/include/llvm/Support/ARMTargetParser.def?rev=256828&r1=256827&r2=256828&view=diff
==============================================================================
--- llvm/trunk/include/llvm/Support/ARMTargetParser.def (original)
+++ llvm/trunk/include/llvm/Support/ARMTargetParser.def Tue Jan 5 06:51:59 2016
@@ -213,6 +213,7 @@ ARM_CPU_NAME("cortex-a53", AK_ARMV8A, FK
ARM_CPU_NAME("cortex-a57", AK_ARMV8A, FK_CRYPTO_NEON_FP_ARMV8, false, AEK_CRC)
ARM_CPU_NAME("cortex-a72", AK_ARMV8A, FK_CRYPTO_NEON_FP_ARMV8, false, AEK_CRC)
ARM_CPU_NAME("cyclone", AK_ARMV8A, FK_CRYPTO_NEON_FP_ARMV8, false, AEK_CRC)
+ARM_CPU_NAME("exynos-m1", AK_ARMV8A, FK_CRYPTO_NEON_FP_ARMV8, false, AEK_CRC)
// Non-standard Arch names.
ARM_CPU_NAME("iwmmxt", AK_IWMMXT, FK_NONE, true, AEK_NONE)
ARM_CPU_NAME("xscale", AK_XSCALE, FK_NONE, true, 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=256828&r1=256827&r2=256828&view=diff
==============================================================================
--- llvm/trunk/lib/Target/AArch64/AArch64.td (original)
+++ llvm/trunk/lib/Target/AArch64/AArch64.td Tue Jan 5 06:51:59 2016
@@ -124,6 +124,14 @@ def ProcCyclone : SubtargetFeature<"cycl
FeaturePerfMon,
FeatureZCRegMove, FeatureZCZeroing]>;
+def ProcExynosM1 : SubtargetFeature<"exynosm1", "ARMProcFamily", "ExynosM1",
+ "Samsung Exynos-M1 processors",
+ [FeatureFPARMv8,
+ FeatureNEON,
+ FeatureCrypto,
+ FeatureCRC,
+ FeaturePerfMon]>;
+
def : ProcessorModel<"generic", NoSchedModel, [FeatureFPARMv8,
FeatureNEON,
FeatureCRC,
@@ -136,6 +144,8 @@ def : ProcessorModel<"cortex-a57", Corte
// FIXME: Cortex-A72 is currently modelled as an Cortex-A57.
def : ProcessorModel<"cortex-a72", CortexA57Model, [ProcA57]>;
def : ProcessorModel<"cyclone", CycloneModel, [ProcCyclone]>;
+// FIXME: Exynos-M1 is currently modelled without a specific SchedModel.
+def : ProcessorModel<"exynos-m1", NoSchedModel, [ProcExynosM1]>;
//===----------------------------------------------------------------------===//
// Assembly parser
Modified: llvm/trunk/lib/Target/AArch64/AArch64Subtarget.h
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/AArch64/AArch64Subtarget.h?rev=256828&r1=256827&r2=256828&view=diff
==============================================================================
--- llvm/trunk/lib/Target/AArch64/AArch64Subtarget.h (original)
+++ llvm/trunk/lib/Target/AArch64/AArch64Subtarget.h Tue Jan 5 06:51:59 2016
@@ -33,7 +33,14 @@ class Triple;
class AArch64Subtarget : public AArch64GenSubtargetInfo {
protected:
- enum ARMProcFamilyEnum {Others, CortexA35, CortexA53, CortexA57, Cyclone};
+ enum ARMProcFamilyEnum {
+ Others,
+ CortexA35,
+ CortexA53,
+ CortexA57,
+ Cyclone,
+ ExynosM1
+ };
/// ARMProcFamily - ARM processor family: Cortex-A53, Cortex-A57, and others.
ARMProcFamilyEnum ARMProcFamily;
@@ -143,6 +150,7 @@ public:
bool isCyclone() const { return CPUString == "cyclone"; }
bool isCortexA57() const { return CPUString == "cortex-a57"; }
bool isCortexA53() const { return CPUString == "cortex-a53"; }
+ bool isExynosM1() const { return CPUString == "exynos-m1"; }
bool useAA() const override { return isCortexA53(); }
Modified: llvm/trunk/lib/Target/ARM/ARM.td
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/ARM/ARM.td?rev=256828&r1=256827&r2=256828&view=diff
==============================================================================
--- llvm/trunk/lib/Target/ARM/ARM.td (original)
+++ llvm/trunk/lib/Target/ARM/ARM.td Tue Jan 5 06:51:59 2016
@@ -252,6 +252,8 @@ def ProcKrait : SubtargetFeature<"krai
def ProcSwift : SubtargetFeature<"swift", "ARMProcFamily", "Swift",
"Swift ARM processors", []>;
+def ProcExynosM1 : SubtargetFeature<"exynosm1", "ARMProcFamily", "ExynosM1",
+ "Samsung Exynos-M1 processors", []>;
def ProcR4 : SubtargetFeature<"r4", "ARMProcFamily", "CortexR4",
"Cortex-R4 ARM processors", []>;
@@ -649,6 +651,12 @@ def : ProcessorModel<"cyclone", Swif
FeatureCrypto,
FeatureZCZeroing]>;
+def : ProcNoItin<"exynos-m1", [ARMv8a, ProcExynosM1,
+ FeatureHWDiv,
+ FeatureHWDivARM,
+ FeatureT2XtPk,
+ FeatureCrypto,
+ FeatureCRC]>;
//===----------------------------------------------------------------------===//
// Register File Description
Modified: llvm/trunk/lib/Target/ARM/ARMSubtarget.h
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/ARM/ARMSubtarget.h?rev=256828&r1=256827&r2=256828&view=diff
==============================================================================
--- llvm/trunk/lib/Target/ARM/ARMSubtarget.h (original)
+++ llvm/trunk/lib/Target/ARM/ARMSubtarget.h Tue Jan 5 06:51:59 2016
@@ -44,7 +44,7 @@ protected:
enum ARMProcFamilyEnum {
Others, CortexA5, CortexA7, CortexA8, CortexA9, CortexA12, CortexA15,
CortexA17, CortexR4, CortexR4F, CortexR5, CortexR7, CortexA35, CortexA53,
- CortexA57, CortexA72, Krait, Swift
+ CortexA57, CortexA72, Krait, Swift, ExynosM1
};
enum ARMProcClassEnum {
None, AClass, RClass, MClass
Modified: llvm/trunk/test/CodeGen/AArch64/cpus.ll
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/CodeGen/AArch64/cpus.ll?rev=256828&r1=256827&r2=256828&view=diff
==============================================================================
--- llvm/trunk/test/CodeGen/AArch64/cpus.ll (original)
+++ llvm/trunk/test/CodeGen/AArch64/cpus.ll Tue Jan 5 06:51:59 2016
@@ -6,6 +6,7 @@
; RUN: llc < %s -mtriple=arm64-unknown-unknown -mcpu=cortex-a53 2>&1 | FileCheck %s
; RUN: llc < %s -mtriple=arm64-unknown-unknown -mcpu=cortex-a57 2>&1 | FileCheck %s
; RUN: llc < %s -mtriple=arm64-unknown-unknown -mcpu=cortex-a72 2>&1 | FileCheck %s
+; RUN: llc < %s -mtriple=arm64-unknown-unknown -mcpu=exynos-m1 2>&1 | FileCheck %s
; RUN: llc < %s -mtriple=arm64-unknown-unknown -mcpu=invalidcpu 2>&1 | FileCheck %s --check-prefix=INVALID
; CHECK-NOT: {{.*}} is not a recognized processor for this target
Modified: llvm/trunk/test/CodeGen/AArch64/remat.ll
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/CodeGen/AArch64/remat.ll?rev=256828&r1=256827&r2=256828&view=diff
==============================================================================
--- llvm/trunk/test/CodeGen/AArch64/remat.ll (original)
+++ llvm/trunk/test/CodeGen/AArch64/remat.ll Tue Jan 5 06:51:59 2016
@@ -2,6 +2,7 @@
; RUN: llc -mtriple=aarch64-linux-gnuabi -mcpu=cortex-a57 -o - %s | FileCheck %s
; RUN: llc -mtriple=aarch64-linux-gnuabi -mcpu=cortex-a53 -o - %s | FileCheck %s
; RUN: llc -mtriple=aarch64-linux-gnuabi -mcpu=cortex-a72 -o - %s | FileCheck %s
+; RUN: llc -mtriple=aarch64-linux-gnuabi -mcpu=exynos-m1 -o - %s | FileCheck %s
%X = type { i64, i64, i64 }
declare void @f(%X*)
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=256828&r1=256827&r2=256828&view=diff
==============================================================================
--- llvm/trunk/test/CodeGen/ARM/build-attributes.ll (original)
+++ llvm/trunk/test/CodeGen/ARM/build-attributes.ll Tue Jan 5 06:51:59 2016
@@ -109,6 +109,9 @@
; RUN: llc < %s -mtriple=armv8-linux-gnueabi -mcpu=cortex-a72 -enable-unsafe-fp-math -disable-fp-elim -enable-no-infs-fp-math -enable-no-nans-fp-math -fp-contract=fast | FileCheck %s --check-prefix=CORTEX-A72-FAST
; RUN: llc < %s -mtriple=armv8-linux-gnueabi -mcpu=cortex-a72 -enable-sign-dependent-rounding-fp-math | FileCheck %s --check-prefix=DYN-ROUNDING
; RUN: llc < %s -mtriple=armv8.1a-linux-gnueabi | FileCheck %s --check-prefix=GENERIC-ARMV8_1-A
+; RUN: llc < %s -mtriple=armv8-linux-gnueabi -mcpu=exynos-m1 | FileCheck %s --check-prefix=EXYNOS-M1
+; RUN: llc < %s -mtriple=armv8-linux-gnueabi -mcpu=exynos-m1 -enable-unsafe-fp-math -disable-fp-elim -enable-no-infs-fp-math -enable-no-nans-fp-math -fp-contract=fast | FileCheck %s --check-prefix=EXYNOS-M1-FAST
+; RUN: llc < %s -mtriple=armv8-linux-gnueabi -mcpu=exynos-m1 -enable-sign-dependent-rounding-fp-math | FileCheck %s --check-prefix=DYN-ROUNDING
; RUN: llc < %s -mtriple=armv8.1a-linux-gnueabi -enable-unsafe-fp-math -disable-fp-elim -enable-no-infs-fp-math -enable-no-nans-fp-math -fp-contract=fast | FileCheck %s --check-prefix=GENERIC-ARMV8_1-A-FAST
; RUN: llc < %s -mtriple=armv8.1a-linux-gnueabi -enable-sign-dependent-rounding-fp-math | FileCheck %s --check-prefix=DYN-ROUNDING
; RUN: llc < %s -mtriple=armv7-none-linux-gnueabi -mcpu=cortex-a7 | FileCheck %s --check-prefix=CORTEX-A7-CHECK
@@ -138,6 +141,9 @@
; RUN: llc < %s -mtriple=armv8-none-linux-gnueabi -mcpu=cortex-a57 -mattr=+strict-align | FileCheck %s --check-prefix=STRICT-ALIGN
; RUN: llc < %s -mtriple=armv8-none-linux-gnueabi -mcpu=cortex-a72 | FileCheck %s --check-prefix=NO-STRICT-ALIGN
; RUN: llc < %s -mtriple=armv8-none-linux-gnueabi -mcpu=cortex-a72 -mattr=+strict-align | FileCheck %s --check-prefix=STRICT-ALIGN
+; RUN: llc < %s -mtriple=armv8-none-linux-gnueabi -mcpu=exynos-m1 | FileCheck %s --check-prefix=NO-STRICT-ALIGN
+; RUN: llc < %s -mtriple=armv8-none-linux-gnueabi -mcpu=exynos-m1 -mattr=+strict-align | FileCheck %s --check-prefix=STRICT-ALIGN
+
; ARMv7a
; RUN: llc < %s -mtriple=armv7-none-linux-gnueabi -mcpu=cortex-a7 | FileCheck %s --check-prefix=NO-STRICT-ALIGN
; RUN: llc < %s -mtriple=armv7-none-linux-gnueabi -mcpu=cortex-a7 -mattr=+strict-align | FileCheck %s --check-prefix=STRICT-ALIGN
@@ -1238,6 +1244,36 @@
; CORTEX-A72-FAST-NOT: .eabi_attribute 22
; CORTEX-A72-FAST: .eabi_attribute 23, 1
+; EXYNOS-M1: .cpu exynos-m1
+; EXYNOS-M1: .eabi_attribute 6, 14
+; EXYNOS-M1: .eabi_attribute 7, 65
+; EXYNOS-M1: .eabi_attribute 8, 1
+; EXYNOS-M1: .eabi_attribute 9, 2
+; EXYNOS-M1: .fpu crypto-neon-fp-armv8
+; EXYNOS-M1: .eabi_attribute 12, 3
+; EXYNOS-M1-NOT: .eabi_attribute 19
+;; We default to IEEE 754 compliance
+; EXYNOS-M1: .eabi_attribute 20, 1
+; EXYNOS-M1: .eabi_attribute 21, 1
+; EXYNOS-M1-NOT: .eabi_attribute 22
+; EXYNOS-M1: .eabi_attribute 23, 3
+; EXYNOS-M1: .eabi_attribute 24, 1
+; EXYNOS-M1: .eabi_attribute 25, 1
+; EXYNOS-M1-NOT: .eabi_attribute 27
+; EXYNOS-M1-NOT: .eabi_attribute 28
+; EXYNOS-M1: .eabi_attribute 36, 1
+; EXYNOS-M1: .eabi_attribute 38, 1
+; EXYNOS-M1: .eabi_attribute 42, 1
+; EXYNOS-M1-NOT: .eabi_attribute 44
+; EXYNOS-M15: .eabi_attribute 68, 3
+
+; EXYNOS-M1-FAST-NOT: .eabi_attribute 19
+;; The exynos-m1 has the ARMv8 FP unit, which always flushes preserving sign.
+; EXYNOS-M1-FAST: .eabi_attribute 20, 2
+; EXYNOS-M1-FAST-NOT: .eabi_attribute 21
+; EXYNOS-M1-FAST-NOT: .eabi_attribute 22
+; EXYNOS-M1-FAST: .eabi_attribute 23, 1
+
; GENERIC-FPU-VFPV3-FP16: .fpu vfpv3-fp16
; GENERIC-FPU-VFPV3-D16-FP16: .fpu vfpv3-d16-fp16
; GENERIC-FPU-VFPV3XD: .fpu vfpv3xd
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