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Differential D14146

Introduction of -miamcu option
AbandonedPublic

Authored by aturetsk on Oct 28 2015, 4:44 AM.

Details

Reviewers
rsmith
Summary

Add initial support of -miamcu option which triggers MCU ABI.

Diff Detail

Event Timeline

aturetsk updated this revision to Diff 38649.Oct 28 2015, 4:44 AM
aturetsk retitled this revision from to Introduction of -miamcu option.
aturetsk updated this object.
aturetsk added a reviewer: rsmith.
aturetsk added subscribers: cfe-commits, mkuper, DavidKreitzer and 2 others.
aturetsk updated this revision to Diff 41309.Nov 27 2015, 7:46 AM

Extended to take into account recent MCU related changes

aturetsk abandoned this revision.Mar 14 2016, 5:31 AM

The patch will be completely reworked and extended to support compilation for MCU.

Revision Contents

PathSize
include/
clang/
Driver/
2 lines
lib/
Driver/
10 lines
test/
Driver/
5 lines

Diff 38649

include/clang/Driver/Options.td

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def m32 : Flag<["-"], "m32">, Group<m_Group>, Flags<[DriverOption, CoreOption]>; def m32 : Flag<["-"], "m32">, Group<m_Group>, Flags<[DriverOption, CoreOption]>;
def mqdsp6_compat : Flag<["-"], "mqdsp6-compat">, Group<m_Group>, Flags<[DriverOption,CC1Option]>, def mqdsp6_compat : Flag<["-"], "mqdsp6-compat">, Group<m_Group>, Flags<[DriverOption,CC1Option]>,
HelpText<"Enable hexagon-qdsp6 backward compatibility">; HelpText<"Enable hexagon-qdsp6 backward compatibility">;
def m3dnowa : Flag<["-"], "m3dnowa">, Group<m_x86_Features_Group>; def m3dnowa : Flag<["-"], "m3dnowa">, Group<m_x86_Features_Group>;
def m3dnow : Flag<["-"], "m3dnow">, Group<m_x86_Features_Group>; def m3dnow : Flag<["-"], "m3dnow">, Group<m_x86_Features_Group>;
def m64 : Flag<["-"], "m64">, Group<m_Group>, Flags<[DriverOption, CoreOption]>; def m64 : Flag<["-"], "m64">, Group<m_Group>, Flags<[DriverOption, CoreOption]>;
def mx32 : Flag<["-"], "mx32">, Group<m_Group>, Flags<[DriverOption, CoreOption]>; def mx32 : Flag<["-"], "mx32">, Group<m_Group>, Flags<[DriverOption, CoreOption]>;
def mabi_EQ : Joined<["-"], "mabi=">, Group<m_Group>; def mabi_EQ : Joined<["-"], "mabi=">, Group<m_Group>;
def miamcu : Flag<["-"], "miamcu">, Group<m_Group>, Flags<[DriverOption, CoreOption]>,
HelpText<"Use Intel MCU ABI.">;
def malign_functions_EQ : Joined<["-"], "malign-functions=">, Group<clang_ignored_m_Group>; def malign_functions_EQ : Joined<["-"], "malign-functions=">, Group<clang_ignored_m_Group>;
def malign_loops_EQ : Joined<["-"], "malign-loops=">, Group<clang_ignored_m_Group>; def malign_loops_EQ : Joined<["-"], "malign-loops=">, Group<clang_ignored_m_Group>;
def malign_jumps_EQ : Joined<["-"], "malign-jumps=">, Group<clang_ignored_m_Group>; def malign_jumps_EQ : Joined<["-"], "malign-jumps=">, Group<clang_ignored_m_Group>;
def mfancy_math_387 : Flag<["-"], "mfancy-math-387">, Group<clang_ignored_m_Group>; def mfancy_math_387 : Flag<["-"], "mfancy-math-387">, Group<clang_ignored_m_Group>;
def march_EQ : Joined<["-"], "march=">, Group<m_Group>; def march_EQ : Joined<["-"], "march=">, Group<m_Group>;
def masm_EQ : Joined<["-"], "masm=">, Group<m_Group>, Flags<[DriverOption]>; def masm_EQ : Joined<["-"], "masm=">, Group<m_Group>, Flags<[DriverOption]>;
def mcmodel_EQ : Joined<["-"], "mcmodel=">, Group<m_Group>; def mcmodel_EQ : Joined<["-"], "mcmodel=">, Group<m_Group>;
def mconstant_cfstrings : Flag<["-"], "mconstant-cfstrings">, Group<clang_ignored_m_Group>; def mconstant_cfstrings : Flag<["-"], "mconstant-cfstrings">, Group<clang_ignored_m_Group>;
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lib/Driver/Tools.cpp

  • This file is larger than 256 KB, so syntax highlighting is disabled by default.
Show First 20 Lines • Show All 1,901 Lines • ▼ Show 20 Lines if (Arg *A = Args.getLastArg(options::OPT_masm_EQ)) {
if (Value == "intel" || Value == "att") { if (Value == "intel" || Value == "att") {
CmdArgs.push_back("-mllvm"); CmdArgs.push_back("-mllvm");
CmdArgs.push_back(Args.MakeArgString("-x86-asm-syntax=" + Value)); CmdArgs.push_back(Args.MakeArgString("-x86-asm-syntax=" + Value));
} else { } else {
getToolChain().getDriver().Diag(diag::err_drv_unsupported_option_argument) getToolChain().getDriver().Diag(diag::err_drv_unsupported_option_argument)
<< A->getOption().getName() << Value; << A->getOption().getName() << Value;
} }
} }
// If -miamcu is set then set flags to support MCU ABI.
if (Args.getLastArg(options::OPT_miamcu)) {
if (getToolChain().getArch() != llvm::Triple::x86)
getToolChain().getDriver().Diag(diag::err_drv_unsupported_opt)
<< "-miamcu";
CmdArgs.push_back("-mfloat-abi");
CmdArgs.push_back("soft");
CmdArgs.push_back("-mstack-alignment=4");
}
} }
void Clang::AddHexagonTargetArgs(const ArgList &Args, void Clang::AddHexagonTargetArgs(const ArgList &Args,
ArgStringList &CmdArgs) const { ArgStringList &CmdArgs) const {
CmdArgs.push_back("-mqdsp6-compat"); CmdArgs.push_back("-mqdsp6-compat");
CmdArgs.push_back("-Wreturn-type"); CmdArgs.push_back("-Wreturn-type");
if (const char *v = if (const char *v =
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test/Driver/iamcu-abi.c

  • This file was added.
// RUN: %clang -target i386-unknown-linux -m32 -miamcu %s -### -o %t.o 2>&1 \
// RUN: | FileCheck %s
// CHECK: "-mfloat-abi" "soft"
// CHECK: "-mstack-alignment=4"