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[AVR][clang] Pass '--start-group' and '--end-group' options to avr-ld

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Reviewed By: Ben Shi

Differential Revision: https://reviews.llvm.org/D106854
This commit is contained in:
Matt Jacobson
2021-07-30 08:22:53 +08:00
committed by Ben Shi
parent f984b0e177
commit 1e6a93f15c
2 changed files with 19 additions and 15 deletions
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4
clang/lib/Driver/ToolChains/AVR.cpp
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@@ -414,6 +414,8 @@ void AVR::Linker::ConstructJob(Compilation &C, const JobAction &JA,
if (LinkStdlib) {
assert(!CPU.empty() && "CPU name must be known in order to link stdlibs");
CmdArgs.push_back("--start-group");
// Add the object file for the CRT.
std::string CrtFileName = std::string("-l:crt") + CPU + std::string(".o");
CmdArgs.push_back(Args.MakeArgString(CrtFileName));
@@ -425,6 +427,8 @@ void AVR::Linker::ConstructJob(Compilation &C, const JobAction &JA,
// Add the link library specific to the MCU.
CmdArgs.push_back(Args.MakeArgString(std::string("-l") + CPU));
CmdArgs.push_back("--end-group");
// Specify the family name as the emulation mode to use.
// This is almost always required because otherwise avr-ld
// will assume 'avr2' and warn about the program being larger

30
clang/test/Driver/avr-ld.c
View File

@@ -1,44 +1,44 @@
// RUN: %clang -### --target=avr -mmcu=at90s2313 --sysroot %S/Inputs/basic_avr_tree %s 2>&1 | FileCheck -check-prefix LINKA %s
// LINKA: {{".*ld.*"}} {{.*}} {{"-L.*tiny-stack"}} {{.*}} "-Tdata=0x800060" {{.*}} "-lat90s2313" "-mavr2"
// LINKA: {{".*ld.*"}} {{.*}} {{"-L.*tiny-stack"}} {{.*}} "-Tdata=0x800060" "--start-group" {{.*}} "-lat90s2313" "--end-group" "-mavr2"
// RUN: %clang -### --target=avr -mmcu=at90s8515 --sysroot %S/Inputs/basic_avr_tree %s 2>&1 | FileCheck -check-prefix LINKB %s
// LINKB: {{".*ld.*"}} {{.*}} "-Tdata=0x800060" {{.*}} "-lat90s8515" "-mavr2"
// LINKB: {{".*ld.*"}} {{.*}} "-Tdata=0x800060" "--start-group" {{.*}} "-lat90s8515" "--end-group" "-mavr2"
// RUN: %clang -### --target=avr -mmcu=attiny13 --sysroot %S/Inputs/basic_avr_tree %s 2>&1 | FileCheck -check-prefix LINKC %s
// LINKC: {{".*ld.*"}} {{.*}} {{"-L.*avr25/tiny-stack"}} {{.*}} "-Tdata=0x800060" {{.*}} "-lattiny13" "-mavr25"
// LINKC: {{".*ld.*"}} {{.*}} {{"-L.*avr25/tiny-stack"}} {{.*}} "-Tdata=0x800060" "--start-group" {{.*}} "-lattiny13" "--end-group" "-mavr25"
// RUN: %clang -### --target=avr -mmcu=attiny44 --sysroot %S/Inputs/basic_avr_tree %s 2>&1 | FileCheck -check-prefix LINKD %s
// LINKD: {{".*ld.*"}} {{.*}} {{"-L.*avr25"}} {{.*}} "-Tdata=0x800060" {{.*}} "-lattiny44" "-mavr25"
// LINKD: {{".*ld.*"}} {{.*}} {{"-L.*avr25"}} {{.*}} "-Tdata=0x800060" "--start-group" {{.*}} "-lattiny44" "--end-group" "-mavr25"
// RUN: %clang -### --target=avr -mmcu=atmega103 --sysroot %S/Inputs/basic_avr_tree %s 2>&1 | FileCheck -check-prefix LINKE %s
// LINKE: {{".*ld.*"}} {{.*}} {{"-L.*avr31"}} {{.*}} "-Tdata=0x800060" {{.*}} "-latmega103" "-mavr31"
// LINKE: {{".*ld.*"}} {{.*}} {{"-L.*avr31"}} {{.*}} "-Tdata=0x800060" "--start-group" {{.*}} "-latmega103" "--end-group" "-mavr31"
// RUN: %clang -### --target=avr -mmcu=atmega8u2 --sysroot %S/Inputs/basic_avr_tree %s 2>&1 | FileCheck -check-prefix LINKF %s
// LINKF: {{".*ld.*"}} {{.*}} {{"-L.*avr35"}} {{.*}} "-Tdata=0x800100" {{.*}} "-latmega8u2" "-mavr35"
// LINKF: {{".*ld.*"}} {{.*}} {{"-L.*avr35"}} {{.*}} "-Tdata=0x800100" "--start-group" {{.*}} "-latmega8u2" "--end-group" "-mavr35"
// RUN: %clang -### --target=avr -mmcu=atmega48pa --sysroot %S/Inputs/basic_avr_tree %s 2>&1 | FileCheck -check-prefix LINKG %s
// LINKG: {{".*ld.*"}} {{.*}} {{"-L.*avr4"}} {{.*}} "-Tdata=0x800100" {{.*}} "-latmega48pa" "-mavr4"
// LINKG: {{".*ld.*"}} {{.*}} {{"-L.*avr4"}} {{.*}} "-Tdata=0x800100" "--start-group" {{.*}} "-latmega48pa" "--end-group" "-mavr4"
// RUN: %clang -### --target=avr -mmcu=atmega328 --sysroot %S/Inputs/basic_avr_tree %s 2>&1 | FileCheck -check-prefix LINKH %s
// LINKH: {{".*ld.*"}} {{.*}} {{"-L.*avr5"}} {{.*}} "-Tdata=0x800100" {{.*}} "-latmega328" "-mavr5"
// LINKH: {{".*ld.*"}} {{.*}} {{"-L.*avr5"}} {{.*}} "-Tdata=0x800100" "--start-group" {{.*}} "-latmega328" "--end-group" "-mavr5"
// RUN: %clang -### --target=avr -mmcu=atmega1281 --sysroot %S/Inputs/basic_avr_tree %s 2>&1 | FileCheck -check-prefix LINKI %s
// LINKI: {{".*ld.*"}} {{.*}} {{"-L.*avr51"}} {{.*}} "-Tdata=0x800200" {{.*}} "-latmega1281" "-mavr51"
// LINKI: {{".*ld.*"}} {{.*}} {{"-L.*avr51"}} {{.*}} "-Tdata=0x800200" "--start-group" {{.*}} "-latmega1281" "--end-group" "-mavr51"
// RUN: %clang -### --target=avr -mmcu=atmega2560 --sysroot %S/Inputs/basic_avr_tree %s 2>&1 | FileCheck -check-prefix LINKJ %s
// LINKJ: {{".*ld.*"}} {{.*}} {{"-L.*avr6"}} {{.*}} "-Tdata=0x800200" {{.*}} "-latmega2560" "-mavr6"
// LINKJ: {{".*ld.*"}} {{.*}} {{"-L.*avr6"}} {{.*}} "-Tdata=0x800200" "--start-group" {{.*}} "-latmega2560" "--end-group" "-mavr6"
// RUN: %clang -### --target=avr -mmcu=attiny10 --sysroot %S/Inputs/basic_avr_tree %s 2>&1 | FileCheck -check-prefix LINKK %s
// LINKK: {{".*ld.*"}} {{.*}} {{"-L.*avrtiny"}} {{.*}} "-Tdata=0x800040" {{.*}} "-lattiny10" "-mavrtiny"
// LINKK: {{".*ld.*"}} {{.*}} {{"-L.*avrtiny"}} {{.*}} "-Tdata=0x800040" "--start-group" {{.*}} "-lattiny10" "--end-group" "-mavrtiny"
// RUN: %clang -### --target=avr -mmcu=atxmega16a4 --sysroot %S/Inputs/basic_avr_tree %s 2>&1 | FileCheck -check-prefix LINKL %s
// LINKL: {{".*ld.*"}} {{.*}} {{"-L.*avrxmega2"}} {{.*}} "-Tdata=0x802000" {{.*}} "-latxmega16a4" "-mavrxmega2"
// LINKL: {{".*ld.*"}} {{.*}} {{"-L.*avrxmega2"}} {{.*}} "-Tdata=0x802000" "--start-group" {{.*}} "-latxmega16a4" "--end-group" "-mavrxmega2"
// RUN: %clang -### --target=avr -mmcu=atxmega64b3 --sysroot %S/Inputs/basic_avr_tree %s 2>&1 | FileCheck -check-prefix LINKM %s
// LINKM: {{".*ld.*"}} {{.*}} {{"-L.*avrxmega4"}} {{.*}} "-Tdata=0x802000" {{.*}} "-latxmega64b3" "-mavrxmega4"
// LINKM: {{".*ld.*"}} {{.*}} {{"-L.*avrxmega4"}} {{.*}} "-Tdata=0x802000" "--start-group" {{.*}} "-latxmega64b3" "--end-group" "-mavrxmega4"
// RUN: %clang -### --target=avr -mmcu=atxmega128a3u --sysroot %S/Inputs/basic_avr_tree %s 2>&1 | FileCheck -check-prefix LINKN %s
// LINKN: {{".*ld.*"}} {{.*}} {{"-L.*avrxmega6"}} {{.*}} "-Tdata=0x802000" {{.*}} "-latxmega128a3u" "-mavrxmega6"
// LINKN: {{".*ld.*"}} {{.*}} {{"-L.*avrxmega6"}} {{.*}} "-Tdata=0x802000" "--start-group" {{.*}} "-latxmega128a3u" "--end-group" "-mavrxmega6"
// RUN: %clang -### --target=avr -mmcu=atxmega128a1 --sysroot %S/Inputs/basic_avr_tree %s 2>&1 | FileCheck -check-prefix LINKO %s
// LINKO: {{".*ld.*"}} {{.*}} {{"-L.*avrxmega7"}} {{.*}} "-Tdata=0x802000" {{.*}} "-latxmega128a1" "-mavrxmega7"
// LINKO: {{".*ld.*"}} {{.*}} {{"-L.*avrxmega7"}} {{.*}} "-Tdata=0x802000" "--start-group" {{.*}} "-latxmega128a1" "--end-group" "-mavrxmega7"