[clang] bba96c9 - [clang][AVR] Improve avr-ld command line options
Ben Shi via cfe-commits
cfe-commits at lists.llvm.org
Tue Nov 17 07:28:50 PST 2020
Author: Ben Shi
Date: 2020-11-17T23:28:41+08:00
New Revision: bba96c99655579f5b94abb1e2d07bf2b4b497718
URL: https://github.com/llvm/llvm-project/commit/bba96c99655579f5b94abb1e2d07bf2b4b497718
DIFF: https://github.com/llvm/llvm-project/commit/bba96c99655579f5b94abb1e2d07bf2b4b497718.diff
LOG: [clang][AVR] Improve avr-ld command line options
Reviewed By: dylanmckay
Differential Revision: https://reviews.llvm.org/D88410
Added:
Modified:
clang/lib/Driver/ToolChains/AVR.cpp
clang/test/Driver/avr-link-mcu-family-unimplemented.c
clang/test/Driver/avr-mmcu.c
Removed:
################################################################################
diff --git a/clang/lib/Driver/ToolChains/AVR.cpp b/clang/lib/Driver/ToolChains/AVR.cpp
index dfe3561cce46..ae56b7b5249e 100644
--- a/clang/lib/Driver/ToolChains/AVR.cpp
+++ b/clang/lib/Driver/ToolChains/AVR.cpp
@@ -28,13 +28,265 @@ using namespace llvm::opt;
namespace {
-// TODO: Consider merging this into the AVR device table
-// array in Targets/AVR.cpp.
-llvm::Optional<StringRef> GetMCUFamilyName(StringRef MCU) {
- return llvm::StringSwitch<llvm::Optional<StringRef>>(MCU)
- .Case("atmega328", Optional<StringRef>("avr5"))
- .Case("atmega328p", Optional<StringRef>("avr5"))
- .Default(Optional<StringRef>());
+const struct {
+ StringRef Name;
+ std::string SubPath;
+ StringRef Family;
+} MCUInfo[] = {
+ {"at90s1200", "", "avr1"},
+ {"attiny11", "", "avr1"},
+ {"attiny12", "", "avr1"},
+ {"attiny15", "", "avr1"},
+ {"attiny28", "", "avr1"},
+ {"at90s2313", "tiny-stack", "avr2"},
+ {"at90s2323", "tiny-stack", "avr2"},
+ {"at90s2333", "tiny-stack", "avr2"},
+ {"at90s2343", "tiny-stack", "avr2"},
+ {"at90s4433", "tiny-stack", "avr2"},
+ {"attiny22", "tiny-stack", "avr2"},
+ {"attiny26", "tiny-stack", "avr2"},
+ {"at90s4414", "", "avr2"},
+ {"at90s4434", "", "avr2"},
+ {"at90s8515", "", "avr2"},
+ {"at90c8534", "", "avr2"},
+ {"at90s8535", "", "avr2"},
+ {"attiny13", "avr25/tiny-stack", "avr25"},
+ {"attiny13a", "avr25/tiny-stack", "avr25"},
+ {"attiny2313", "avr25/tiny-stack", "avr25"},
+ {"attiny2313a", "avr25/tiny-stack", "avr25"},
+ {"attiny24", "avr25/tiny-stack", "avr25"},
+ {"attiny24a", "avr25/tiny-stack", "avr25"},
+ {"attiny25", "avr25/tiny-stack", "avr25"},
+ {"attiny261", "avr25/tiny-stack", "avr25"},
+ {"attiny261a", "avr25/tiny-stack", "avr25"},
+ {"at86rf401", "avr25", "avr25"},
+ {"ata5272", "avr25", "avr25"},
+ {"attiny4313", "avr25", "avr25"},
+ {"attiny44", "avr25", "avr25"},
+ {"attiny44a", "avr25", "avr25"},
+ {"attiny84", "avr25", "avr25"},
+ {"attiny84a", "avr25", "avr25"},
+ {"attiny45", "avr25", "avr25"},
+ {"attiny85", "avr25", "avr25"},
+ {"attiny441", "avr25", "avr25"},
+ {"attiny461", "avr25", "avr25"},
+ {"attiny461a", "avr25", "avr25"},
+ {"attiny841", "avr25", "avr25"},
+ {"attiny861", "avr25", "avr25"},
+ {"attiny861a", "avr25", "avr25"},
+ {"attiny87", "avr25", "avr25"},
+ {"attiny43u", "avr25", "avr25"},
+ {"attiny48", "avr25", "avr25"},
+ {"attiny88", "avr25", "avr25"},
+ {"attiny828", "avr25", "avr25"},
+ {"at43usb355", "avr3", "avr3"},
+ {"at76c711", "avr3", "avr3"},
+ {"atmega103", "avr31", "avr31"},
+ {"at43usb320", "avr31", "avr31"},
+ {"attiny167", "avr35", "avr35"},
+ {"at90usb82", "avr35", "avr35"},
+ {"at90usb162", "avr35", "avr35"},
+ {"ata5505", "avr35", "avr35"},
+ {"atmega8u2", "avr35", "avr35"},
+ {"atmega16u2", "avr35", "avr35"},
+ {"atmega32u2", "avr35", "avr35"},
+ {"attiny1634", "avr35", "avr35"},
+ {"atmega8", "avr4", "avr4"},
+ {"ata6289", "avr4", "avr4"},
+ {"atmega8a", "avr4", "avr4"},
+ {"ata6285", "avr4", "avr4"},
+ {"ata6286", "avr4", "avr4"},
+ {"atmega48", "avr4", "avr4"},
+ {"atmega48a", "avr4", "avr4"},
+ {"atmega48pa", "avr4", "avr4"},
+ {"atmega48pb", "avr4", "avr4"},
+ {"atmega48p", "avr4", "avr4"},
+ {"atmega88", "avr4", "avr4"},
+ {"atmega88a", "avr4", "avr4"},
+ {"atmega88p", "avr4", "avr4"},
+ {"atmega88pa", "avr4", "avr4"},
+ {"atmega88pb", "avr4", "avr4"},
+ {"atmega8515", "avr4", "avr4"},
+ {"atmega8535", "avr4", "avr4"},
+ {"atmega8hva", "avr4", "avr4"},
+ {"at90pwm1", "avr4", "avr4"},
+ {"at90pwm2", "avr4", "avr4"},
+ {"at90pwm2b", "avr4", "avr4"},
+ {"at90pwm3", "avr4", "avr4"},
+ {"at90pwm3b", "avr4", "avr4"},
+ {"at90pwm81", "avr4", "avr4"},
+ {"ata5790", "avr5", "avr5"},
+ {"ata5795", "avr5", "avr5"},
+ {"atmega16", "avr5", "avr5"},
+ {"atmega16a", "avr5", "avr5"},
+ {"atmega161", "avr5", "avr5"},
+ {"atmega162", "avr5", "avr5"},
+ {"atmega163", "avr5", "avr5"},
+ {"atmega164a", "avr5", "avr5"},
+ {"atmega164p", "avr5", "avr5"},
+ {"atmega164pa", "avr5", "avr5"},
+ {"atmega165", "avr5", "avr5"},
+ {"atmega165a", "avr5", "avr5"},
+ {"atmega165p", "avr5", "avr5"},
+ {"atmega165pa", "avr5", "avr5"},
+ {"atmega168", "avr5", "avr5"},
+ {"atmega168a", "avr5", "avr5"},
+ {"atmega168p", "avr5", "avr5"},
+ {"atmega168pa", "avr5", "avr5"},
+ {"atmega168pb", "avr5", "avr5"},
+ {"atmega169", "avr5", "avr5"},
+ {"atmega169a", "avr5", "avr5"},
+ {"atmega169p", "avr5", "avr5"},
+ {"atmega169pa", "avr5", "avr5"},
+ {"atmega32", "avr5", "avr5"},
+ {"atmega32a", "avr5", "avr5"},
+ {"atmega323", "avr5", "avr5"},
+ {"atmega324a", "avr5", "avr5"},
+ {"atmega324p", "avr5", "avr5"},
+ {"atmega324pa", "avr5", "avr5"},
+ {"atmega325", "avr5", "avr5"},
+ {"atmega325a", "avr5", "avr5"},
+ {"atmega325p", "avr5", "avr5"},
+ {"atmega325pa", "avr5", "avr5"},
+ {"atmega3250", "avr5", "avr5"},
+ {"atmega3250a", "avr5", "avr5"},
+ {"atmega3250p", "avr5", "avr5"},
+ {"atmega3250pa", "avr5", "avr5"},
+ {"atmega328", "avr5", "avr5"},
+ {"atmega328p", "avr5", "avr5"},
+ {"atmega329", "avr5", "avr5"},
+ {"atmega329a", "avr5", "avr5"},
+ {"atmega329p", "avr5", "avr5"},
+ {"atmega329pa", "avr5", "avr5"},
+ {"atmega3290", "avr5", "avr5"},
+ {"atmega3290a", "avr5", "avr5"},
+ {"atmega3290p", "avr5", "avr5"},
+ {"atmega3290pa", "avr5", "avr5"},
+ {"atmega406", "avr5", "avr5"},
+ {"atmega64", "avr5", "avr5"},
+ {"atmega64a", "avr5", "avr5"},
+ {"atmega640", "avr5", "avr5"},
+ {"atmega644", "avr5", "avr5"},
+ {"atmega644a", "avr5", "avr5"},
+ {"atmega644p", "avr5", "avr5"},
+ {"atmega644pa", "avr5", "avr5"},
+ {"atmega645", "avr5", "avr5"},
+ {"atmega645a", "avr5", "avr5"},
+ {"atmega645p", "avr5", "avr5"},
+ {"atmega649", "avr5", "avr5"},
+ {"atmega649a", "avr5", "avr5"},
+ {"atmega649p", "avr5", "avr5"},
+ {"atmega6450", "avr5", "avr5"},
+ {"atmega6450a", "avr5", "avr5"},
+ {"atmega6450p", "avr5", "avr5"},
+ {"atmega6490", "avr5", "avr5"},
+ {"atmega6490a", "avr5", "avr5"},
+ {"atmega6490p", "avr5", "avr5"},
+ {"atmega64rfr2", "avr5", "avr5"},
+ {"atmega644rfr2", "avr5", "avr5"},
+ {"atmega16hva", "avr5", "avr5"},
+ {"atmega16hva2", "avr5", "avr5"},
+ {"atmega16hvb", "avr5", "avr5"},
+ {"atmega16hvbrevb", "avr5", "avr5"},
+ {"atmega32hvb", "avr5", "avr5"},
+ {"atmega32hvbrevb", "avr5", "avr5"},
+ {"atmega64hve", "avr5", "avr5"},
+ {"at90can32", "avr5", "avr5"},
+ {"at90can64", "avr5", "avr5"},
+ {"at90pwm161", "avr5", "avr5"},
+ {"at90pwm216", "avr5", "avr5"},
+ {"at90pwm316", "avr5", "avr5"},
+ {"atmega32c1", "avr5", "avr5"},
+ {"atmega64c1", "avr5", "avr5"},
+ {"atmega16m1", "avr5", "avr5"},
+ {"atmega32m1", "avr5", "avr5"},
+ {"atmega64m1", "avr5", "avr5"},
+ {"atmega16u4", "avr5", "avr5"},
+ {"atmega32u4", "avr5", "avr5"},
+ {"atmega32u6", "avr5", "avr5"},
+ {"at90usb646", "avr5", "avr5"},
+ {"at90usb647", "avr5", "avr5"},
+ {"at90scr100", "avr5", "avr5"},
+ {"at94k", "avr5", "avr5"},
+ {"m3000", "avr5", "avr5"},
+ {"atmega128", "avr51", "avr51"},
+ {"atmega128a", "avr51", "avr51"},
+ {"atmega1280", "avr51", "avr51"},
+ {"atmega1281", "avr51", "avr51"},
+ {"atmega1284", "avr51", "avr51"},
+ {"atmega1284p", "avr51", "avr51"},
+ {"atmega128rfa1", "avr51", "avr51"},
+ {"atmega128rfr2", "avr51", "avr51"},
+ {"atmega1284rfr2", "avr51", "avr51"},
+ {"at90can128", "avr51", "avr51"},
+ {"at90usb1286", "avr51", "avr51"},
+ {"at90usb1287", "avr51", "avr51"},
+ {"atmega2560", "avr6", "avr6"},
+ {"atmega2561", "avr6", "avr6"},
+ {"atmega256rfr2", "avr6", "avr6"},
+ {"atmega2564rfr2", "avr6", "avr6"},
+ {"attiny4", "avrtiny", "avrtiny"},
+ {"attiny5", "avrtiny", "avrtiny"},
+ {"attiny9", "avrtiny", "avrtiny"},
+ {"attiny10", "avrtiny", "avrtiny"},
+ {"attiny20", "avrtiny", "avrtiny"},
+ {"attiny40", "avrtiny", "avrtiny"},
+ {"atxmega16a4", "avrxmega2", "avrxmega2"},
+ {"atxmega16a4u", "avrxmega2", "avrxmega2"},
+ {"atxmega16c4", "avrxmega2", "avrxmega2"},
+ {"atxmega16d4", "avrxmega2", "avrxmega2"},
+ {"atxmega32a4", "avrxmega2", "avrxmega2"},
+ {"atxmega32a4u", "avrxmega2", "avrxmega2"},
+ {"atxmega32c4", "avrxmega2", "avrxmega2"},
+ {"atxmega32d4", "avrxmega2", "avrxmega2"},
+ {"atxmega32e5", "avrxmega2", "avrxmega2"},
+ {"atxmega16e5", "avrxmega2", "avrxmega2"},
+ {"atxmega8e5", "avrxmega2", "avrxmega2"},
+ {"atxmega64a3u", "avrxmega4", "avrxmega4"},
+ {"atxmega64a4u", "avrxmega4", "avrxmega4"},
+ {"atxmega64b1", "avrxmega4", "avrxmega4"},
+ {"atxmega64b3", "avrxmega4", "avrxmega4"},
+ {"atxmega64c3", "avrxmega4", "avrxmega4"},
+ {"atxmega64d3", "avrxmega4", "avrxmega4"},
+ {"atxmega64d4", "avrxmega4", "avrxmega4"},
+ {"atxmega64a1", "avrxmega5", "avrxmega5"},
+ {"atxmega64a1u", "avrxmega5", "avrxmega5"},
+ {"atxmega128a3", "avrxmega6", "avrxmega6"},
+ {"atxmega128a3u", "avrxmega6", "avrxmega6"},
+ {"atxmega128b1", "avrxmega6", "avrxmega6"},
+ {"atxmega128b3", "avrxmega6", "avrxmega6"},
+ {"atxmega128c3", "avrxmega6", "avrxmega6"},
+ {"atxmega128d3", "avrxmega6", "avrxmega6"},
+ {"atxmega128d4", "avrxmega6", "avrxmega6"},
+ {"atxmega192a3", "avrxmega6", "avrxmega6"},
+ {"atxmega192a3u", "avrxmega6", "avrxmega6"},
+ {"atxmega192c3", "avrxmega6", "avrxmega6"},
+ {"atxmega192d3", "avrxmega6", "avrxmega6"},
+ {"atxmega256a3", "avrxmega6", "avrxmega6"},
+ {"atxmega256a3u", "avrxmega6", "avrxmega6"},
+ {"atxmega256a3b", "avrxmega6", "avrxmega6"},
+ {"atxmega256a3bu", "avrxmega6", "avrxmega6"},
+ {"atxmega256c3", "avrxmega6", "avrxmega6"},
+ {"atxmega256d3", "avrxmega6", "avrxmega6"},
+ {"atxmega384c3", "avrxmega6", "avrxmega6"},
+ {"atxmega384d3", "avrxmega6", "avrxmega6"},
+ {"atxmega128a1", "avrxmega7", "avrxmega7"},
+ {"atxmega128a1u", "avrxmega7", "avrxmega7"},
+ {"atxmega128a4u", "avrxmega7", "avrxmega7"},
+};
+
+std::string GetMCUSubPath(StringRef MCUName) {
+ for (const auto &MCU : MCUInfo)
+ if (MCU.Name == MCUName)
+ return std::string(MCU.SubPath);
+ return "";
+}
+
+llvm::Optional<StringRef> GetMCUFamilyName(StringRef MCUName) {
+ for (const auto &MCU : MCUInfo)
+ if (MCU.Name == MCUName)
+ return Optional<StringRef>(MCU.Family);
+ return Optional<StringRef>();
}
llvm::Optional<unsigned> GetMCUSectionAddressData(StringRef MCU) {
@@ -84,11 +336,10 @@ AVRToolChain::AVRToolChain(const Driver &D, const llvm::Triple &Triple,
} else { // We have enough information to link stdlibs
std::string GCCRoot = std::string(GCCInstallation.getInstallPath());
std::string LibcRoot = AVRLibcRoot.getValue();
+ std::string SubPath = GetMCUSubPath(CPU);
- getFilePaths().push_back(LibcRoot + std::string("/lib/") +
- std::string(*FamilyName));
- getFilePaths().push_back(GCCRoot + std::string("/") +
- std::string(*FamilyName));
+ getFilePaths().push_back(LibcRoot + std::string("/lib/") + SubPath);
+ getFilePaths().push_back(GCCRoot + std::string("/") + SubPath);
LinkStdlib = true;
}
@@ -105,8 +356,7 @@ Tool *AVRToolChain::buildLinker() const {
void AVR::Linker::ConstructJob(Compilation &C, const JobAction &JA,
const InputInfo &Output,
- const InputInfoList &Inputs,
- const ArgList &Args,
+ const InputInfoList &Inputs, const ArgList &Args,
const char *LinkingOutput) const {
// Compute information about the target AVR.
std::string CPU = getCPUName(Args, getToolChain().getTriple());
diff --git a/clang/test/Driver/avr-link-mcu-family-unimplemented.c b/clang/test/Driver/avr-link-mcu-family-unimplemented.c
index 61efc92c547e..59087b0cb9d9 100644
--- a/clang/test/Driver/avr-link-mcu-family-unimplemented.c
+++ b/clang/test/Driver/avr-link-mcu-family-unimplemented.c
@@ -1,7 +1,10 @@
-// RUN: %clang -### -target avr -no-canonical-prefixes -save-temps -mmcu=attiny13a %s 2>&1 | FileCheck --check-prefix=WARN %s
+// RUN: %clang -### -target avr -no-canonical-prefixes -save-temps -mmcu=attiny102 %s 2>&1 | FileCheck --check-prefix=WARN0 %s
+// WARN0: warning: support for linking stdlibs for microcontroller 'attiny102' is not implemented
+// WARN0: warning: standard library not linked and so no interrupt vector table or compiler runtime routines will be linked
-// WARN: warning: support for linking stdlibs for microcontroller 'attiny13a' is not implemented
-// WARN: warning: standard library not linked and so no interrupt vector table or compiler runtime routines will be linked
+// RUN: %clang -### -target avr -no-canonical-prefixes -save-temps -mmcu=atxmega32x1 %s 2>&1 | FileCheck --check-prefix=WARN1 %s
+// WARN1: warning: support for linking stdlibs for microcontroller 'atxmega32x1' is not implemented
+// WARN1: warning: standard library not linked and so no interrupt vector table or compiler runtime routines will be linked
int main() { return 0; }
diff --git a/clang/test/Driver/avr-mmcu.c b/clang/test/Driver/avr-mmcu.c
index 0d92ceb875fe..4f0a3400a14c 100644
--- a/clang/test/Driver/avr-mmcu.c
+++ b/clang/test/Driver/avr-mmcu.c
@@ -1,5 +1,81 @@
// A test for the propagation of the -mmcu option to -cc1 and -cc1as
-// RUN: %clang -### -target avr -no-canonical-prefixes -mmcu=atmega328p -save-temps %s 2>&1 | FileCheck %s
-// CHECK: clang{{.*}} "-cc1" {{.*}} "-target-cpu" "atmega328p"
-// CHECK: clang{{.*}} "-cc1as" {{.*}} "-target-cpu" "atmega328p"
+// RUN: %clang -### -target avr -no-canonical-prefixes -mmcu=attiny11 -save-temps %s 2>&1 | FileCheck -check-prefix=CHECK0 %s
+// CHECK0: clang{{.*}} "-cc1" {{.*}} "-target-cpu" "attiny11"
+// CHECK0: clang{{.*}} "-cc1as" {{.*}} "-target-cpu" "attiny11"
+
+// RUN: %clang -### -target avr -no-canonical-prefixes -mmcu=at90s2313 -save-temps %s 2>&1 | FileCheck -check-prefix=CHECK1 %s
+// CHECK1: clang{{.*}} "-cc1" {{.*}} "-target-cpu" "at90s2313"
+// CHECK1: clang{{.*}} "-cc1as" {{.*}} "-target-cpu" "at90s2313"
+
+// RUN: %clang -### -target avr -no-canonical-prefixes -mmcu=at90s8515 -save-temps %s 2>&1 | FileCheck -check-prefix=CHECK2 %s
+// CHECK2: clang{{.*}} "-cc1" {{.*}} "-target-cpu" "at90s8515"
+// CHECK2: clang{{.*}} "-cc1as" {{.*}} "-target-cpu" "at90s8515"
+
+// RUN: %clang -### -target avr -no-canonical-prefixes -mmcu=attiny13a -save-temps %s 2>&1 | FileCheck -check-prefix=CHECK3 %s
+// CHECK3: clang{{.*}} "-cc1" {{.*}} "-target-cpu" "attiny13a"
+// CHECK3: clang{{.*}} "-cc1as" {{.*}} "-target-cpu" "attiny13a"
+
+// RUN: %clang -### -target avr -no-canonical-prefixes -mmcu=attiny88 -save-temps %s 2>&1 | FileCheck -check-prefix=CHECK4 %s
+// CHECK4: clang{{.*}} "-cc1" {{.*}} "-target-cpu" "attiny88"
+// CHECK4: clang{{.*}} "-cc1as" {{.*}} "-target-cpu" "attiny88"
+
+// RUN: %clang -### -target avr -no-canonical-prefixes -mmcu=attiny88 -save-temps %s 2>&1 | FileCheck -check-prefix=CHECK5 %s
+// CHECK5: clang{{.*}} "-cc1" {{.*}} "-target-cpu" "attiny88"
+// CHECK5: clang{{.*}} "-cc1as" {{.*}} "-target-cpu" "attiny88"
+
+// RUN: %clang -### -target avr -no-canonical-prefixes -mmcu=atmega8u2 -save-temps %s 2>&1 | FileCheck -check-prefix=CHECK6 %s
+// CHECK6: clang{{.*}} "-cc1" {{.*}} "-target-cpu" "atmega8u2"
+// CHECK6: clang{{.*}} "-cc1as" {{.*}} "-target-cpu" "atmega8u2"
+
+// RUN: %clang -### -target avr -no-canonical-prefixes -mmcu=atmega8u2 -save-temps %s 2>&1 | FileCheck -check-prefix=CHECK7 %s
+// CHECK7: clang{{.*}} "-cc1" {{.*}} "-target-cpu" "atmega8u2"
+// CHECK7: clang{{.*}} "-cc1as" {{.*}} "-target-cpu" "atmega8u2"
+
+// RUN: %clang -### -target avr -no-canonical-prefixes -mmcu=atmega8a -save-temps %s 2>&1 | FileCheck -check-prefix=CHECK8 %s
+// CHECK8: clang{{.*}} "-cc1" {{.*}} "-target-cpu" "atmega8a"
+// CHECK8: clang{{.*}} "-cc1as" {{.*}} "-target-cpu" "atmega8a"
+
+// RUN: %clang -### -target avr -no-canonical-prefixes -mmcu=atmega8a -save-temps %s 2>&1 | FileCheck -check-prefix=CHECK9 %s
+// CHECK9: clang{{.*}} "-cc1" {{.*}} "-target-cpu" "atmega8a"
+// CHECK9: clang{{.*}} "-cc1as" {{.*}} "-target-cpu" "atmega8a"
+
+// RUN: %clang -### -target avr -no-canonical-prefixes -mmcu=atmega16a -save-temps %s 2>&1 | FileCheck -check-prefix=CHECKa %s
+// CHECKa: clang{{.*}} "-cc1" {{.*}} "-target-cpu" "atmega16a"
+// CHECKa: clang{{.*}} "-cc1as" {{.*}} "-target-cpu" "atmega16a"
+
+// RUN: %clang -### -target avr -no-canonical-prefixes -mmcu=atmega16a -save-temps %s 2>&1 | FileCheck -check-prefix=CHECKb %s
+// CHECKb: clang{{.*}} "-cc1" {{.*}} "-target-cpu" "atmega16a"
+// CHECKb: clang{{.*}} "-cc1as" {{.*}} "-target-cpu" "atmega16a"
+
+// RUN: %clang -### -target avr -no-canonical-prefixes -mmcu=atmega128a -save-temps %s 2>&1 | FileCheck -check-prefix=CHECKc %s
+// CHECKc: clang{{.*}} "-cc1" {{.*}} "-target-cpu" "atmega128a"
+// CHECKc: clang{{.*}} "-cc1as" {{.*}} "-target-cpu" "atmega128a"
+
+// RUN: %clang -### -target avr -no-canonical-prefixes -mmcu=atmega2560 -save-temps %s 2>&1 | FileCheck -check-prefix=CHECKd %s
+// CHECKd: clang{{.*}} "-cc1" {{.*}} "-target-cpu" "atmega2560"
+// CHECKd: clang{{.*}} "-cc1as" {{.*}} "-target-cpu" "atmega2560"
+
+// RUN: %clang -### -target avr -no-canonical-prefixes -mmcu=attiny10 -save-temps %s 2>&1 | FileCheck -check-prefix=CHECKe %s
+// CHECKe: clang{{.*}} "-cc1" {{.*}} "-target-cpu" "attiny10"
+// CHECKe: clang{{.*}} "-cc1as" {{.*}} "-target-cpu" "attiny10"
+
+// RUN: %clang -### -target avr -no-canonical-prefixes -mmcu=atxmega16a4 -save-temps %s 2>&1 | FileCheck -check-prefix=CHECKf %s
+// CHECKf: clang{{.*}} "-cc1" {{.*}} "-target-cpu" "atxmega16a4"
+// CHECKf: clang{{.*}} "-cc1as" {{.*}} "-target-cpu" "atxmega16a4"
+
+// RUN: %clang -### -target avr -no-canonical-prefixes -mmcu=atxmega64b1 -save-temps %s 2>&1 | FileCheck -check-prefix=CHECKg %s
+// CHECKg: clang{{.*}} "-cc1" {{.*}} "-target-cpu" "atxmega64b1"
+// CHECKg: clang{{.*}} "-cc1as" {{.*}} "-target-cpu" "atxmega64b1"
+
+// RUN: %clang -### -target avr -no-canonical-prefixes -mmcu=atxmega64a1u -save-temps %s 2>&1 | FileCheck -check-prefix=CHECKh %s
+// CHECKh: clang{{.*}} "-cc1" {{.*}} "-target-cpu" "atxmega64a1u"
+// CHECKh: clang{{.*}} "-cc1as" {{.*}} "-target-cpu" "atxmega64a1u"
+
+// RUN: %clang -### -target avr -no-canonical-prefixes -mmcu=atxmega128a3u -save-temps %s 2>&1 | FileCheck -check-prefix=CHECKj %s
+// CHECKj: clang{{.*}} "-cc1" {{.*}} "-target-cpu" "atxmega128a3u"
+// CHECKj: clang{{.*}} "-cc1as" {{.*}} "-target-cpu" "atxmega128a3u"
+
+// RUN: %clang -### -target avr -no-canonical-prefixes -mmcu=atxmega128a4u -save-temps %s 2>&1 | FileCheck -check-prefix=CHECKi %s
+// CHECKi: clang{{.*}} "-cc1" {{.*}} "-target-cpu" "atxmega128a4u"
+// CHECKi: clang{{.*}} "-cc1as" {{.*}} "-target-cpu" "atxmega128a4u"
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