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[ARM] add basic support for Cortex-A7 and VFPv4 to Clang 

llvm-svn: 195359
This commit is contained in:
Artyom Skrobov 2013-11-21 14:04:38 +00:00
parent 468ee230ea
commit 53b000a86c
3 changed files with 51 additions and 3 deletions
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13
clang/lib/Driver/Tools.cpp
View File

@ -654,16 +654,23 @@ static void getARMFPUFeatures(const Driver &D, const Arg *A,
Features.push_back("-vfp2");
Features.push_back("-vfp3");
Features.push_back("-neon");
} else if (FPU == "vfp") {
Features.push_back("+vfp2");
Features.push_back("-neon");
} else if (FPU == "vfp3-d16" || FPU == "vfpv3-d16") {
Features.push_back("+vfp3");
Features.push_back("+d16");
Features.push_back("-neon");
} else if (FPU == "vfp") {
Features.push_back("+vfp2");
Features.push_back("-neon");
} else if (FPU == "vfp3" || FPU == "vfpv3") {
Features.push_back("+vfp3");
Features.push_back("-neon");
} else if (FPU == "vfp4-d16" || FPU == "vfpv4-d16") {
Features.push_back("+vfp4");
Features.push_back("+d16");
Features.push_back("-neon");
} else if (FPU == "vfp4" || FPU == "vfpv4") {
Features.push_back("+vfp4");
Features.push_back("-neon");
} else if (FPU == "fp-armv8") {
Features.push_back("+fp-armv8");
Features.push_back("-neon");

16
clang/test/Driver/arm-mfpu.c
View File

@ -39,6 +39,22 @@
// CHECK-VFP3: "-target-feature" "+vfp3"
// CHECK-VFP3: "-target-feature" "-neon"
// RUN: %clang -target arm-linux-eabi -mfpu=vfp4 %s -### -o %t.o 2>&1 \
// RUN: | FileCheck --check-prefix=CHECK-VFP4 %s
// RUN: %clang -target arm-linux-eabi -mfpu=vfpv4 %s -### -o %t.o 2>&1 \
// RUN: | FileCheck --check-prefix=CHECK-VFP4 %s
// CHECK-VFP4: "-target-feature" "+vfp4"
// CHECK-VFP4: "-target-feature" "-neon"
// RUN: %clang -target arm-linux-eabi -mfpu=vfp4-d16 %s -### -o %t.o 2>&1 \
// RUN: | FileCheck --check-prefix=CHECK-VFP4-D16 %s
// RUN: %clang -target arm-linux-eabi -mfpu=vfpv4-d16 %s -### -o %t.o 2>&1 \
// RUN: | FileCheck --check-prefix=CHECK-VFP4-D16 %s
// CHECK-VFP4-D16: "-target-feature" "+vfp4"
// CHECK-VFP4-D16: "-target-feature" "+d16"
// CHECK-VFP4-D16: "-target-feature" "-neon"
// RUN: %clang -target arm-linux-eabi -mfpu=neon %s -### -o %t.o 2>&1 \
// RUN: | FileCheck --check-prefix=CHECK-NEON %s
// CHECK-NEON: "-target-feature" "+neon"

25
clang/test/Preprocessor/arm-target-features.c
View File

@ -94,6 +94,23 @@
// RUN: %clang -target arm -mthumb -mcpu=cortex-a15 -mhwdiv=none -x c -E -dM %s -o - | FileCheck --check-prefix=DEFAULTHWDIV-NONEHWDIV-THUMB %s
// DEFAULTHWDIV-NONEHWDIV-THUMB-NOT:#define __ARM_ARCH_EXT_IDIV__
// Check that -mfpu works properly for Cortex-A7 (enabled by default).
// RUN: %clang -target armv7-none-linux-gnueabi -mcpu=cortex-a7 -x c -E -dM %s -o - | FileCheck --check-prefix=DEFAULTFPU-A7 %s
// RUN: %clang -target armv7-none-linux-gnueabi -mthumb -mcpu=cortex-a7 -x c -E -dM %s -o - | FileCheck --check-prefix=DEFAULTFPU-A7 %s
// DEFAULTFPU-A7:#define __ARM_NEON__ 1
// DEFAULTFPU-A7:#define __ARM_VFPV4__ 1
// RUN: %clang -target armv7-none-linux-gnueabi -mcpu=cortex-a7 -mfpu=none -x c -E -dM %s -o - | FileCheck --check-prefix=FPUNONE-A7 %s
// RUN: %clang -target armv7-none-linux-gnueabi -mthumb -mcpu=cortex-a7 -mfpu=none -x c -E -dM %s -o - | FileCheck --check-prefix=FPUNONE-A7 %s
// FPUNONE-A7-NOT:#define __ARM_NEON__ 1
// FPUNONE-A7-NOT:#define __ARM_VFPV4__ 1
// RUN: %clang -target armv7-none-linux-gnueabi -mcpu=cortex-a7 -mfpu=vfp4 -x c -E -dM %s -o - | FileCheck --check-prefix=NONEON-A7 %s
// RUN: %clang -target armv7-none-linux-gnueabi -mthumb -mcpu=cortex-a7 -mfpu=vfp4 -x c -E -dM %s -o - | FileCheck --check-prefix=NONEON-A7 %s
// NONEON-A7-NOT:#define __ARM_NEON__ 1
// NONEON-A7:#define __ARM_VFPV4__ 1
// FIXME: add check for further predefines
// Test whether predefines are as expected when targeting cortex-a5.
// RUN: %clang -target armv7 -mcpu=cortex-a5 -x c -E -dM %s -o - | FileCheck --check-prefix=A5-ARM %s
@ -102,6 +119,14 @@
// RUN: %clang -target armv7 -mthumb -mcpu=cortex-a5 -x c -E -dM %s -o - | FileCheck --check-prefix=A5-THUMB %s
// A5-THUMB-NOT:#define __ARM_ARCH_EXT_IDIV__
// Test whether predefines are as expected when targeting cortex-a7.
// RUN: %clang -target armv7 -mcpu=cortex-a7 -x c -E -dM %s -o - | FileCheck --check-prefix=A7 %s
// RUN: %clang -target armv7 -mthumb -mcpu=cortex-a7 -x c -E -dM %s -o - | FileCheck --check-prefix=A7 %s
// A7:#define __ARM_ARCH 7
// A7:#define __ARM_ARCH_7A__ 1
// A7:#define __ARM_ARCH_EXT_IDIV__ 1
// A7:#define __ARM_ARCH_PROFILE A
// Test whether predefines are as expected when targeting cortex-a8.
// RUN: %clang -target armv7 -mcpu=cortex-a8 -x c -E -dM %s -o - | FileCheck --check-prefix=A8-ARM %s
// A8-ARM-NOT:#define __ARM_ARCH_EXT_IDIV__