https://github.com/RossComputerGuy updated
https://github.com/llvm/llvm-project/pull/136247
>From fe082622b38f5b4e00a5be7076523ad2adb104a4 Mon Sep 17 00:00:00 2001
From: Tristan Ross <tristan.r...@midstall.com>
Date: Thu, 17 Apr 2025 20:06:51 -0700
Subject: [PATCH 1/2] [clang][uefi] add arm, aarch64, x86, loongarch64, riscv64
targets
---
clang/include/clang/Basic/TargetOSMacros.def | 3 +++
clang/lib/Basic/Targets.cpp | 14 ++++++++++++++
clang/test/Preprocessor/init.c | 5 +++++
3 files changed, 22 insertions(+)
diff --git a/clang/include/clang/Basic/TargetOSMacros.def
b/clang/include/clang/Basic/TargetOSMacros.def
index 58dce330f9c8f..f4f3276ad1c25 100644
--- a/clang/include/clang/Basic/TargetOSMacros.def
+++ b/clang/include/clang/Basic/TargetOSMacros.def
@@ -53,4 +53,7 @@ TARGET_OS(TARGET_OS_NANO, Triple.isWatchOS())
TARGET_OS(TARGET_IPHONE_SIMULATOR, Triple.isSimulatorEnvironment())
TARGET_OS(TARGET_OS_UIKITFORMAC, Triple.isMacCatalystEnvironment())
+// UEFI target.
+TARGET_OS(TARGET_OS_UEFI, Triple.isUEFI())
+
#undef TARGET_OS
diff --git a/clang/lib/Basic/Targets.cpp b/clang/lib/Basic/Targets.cpp
index c6d228fe98100..0502d99a20e4f 100644
--- a/clang/lib/Basic/Targets.cpp
+++ b/clang/lib/Basic/Targets.cpp
@@ -164,6 +164,11 @@ std::unique_ptr<TargetInfo> AllocateTarget(const
llvm::Triple &Triple,
return std::make_unique<OHOSTargetInfo<AArch64leTargetInfo>>(Triple,
Opts);
}
+
+ case llvm::Triple::UEFI:
+ return std::make_unique<UEFITargetInfo<AArch64leTargetInfo>>(Triple,
+ Opts);
+
case llvm::Triple::NetBSD:
return std::make_unique<NetBSDTargetInfo<AArch64leTargetInfo>>(Triple,
Opts);
@@ -227,6 +232,8 @@ std::unique_ptr<TargetInfo> AllocateTarget(const
llvm::Triple &Triple,
return std::make_unique<HaikuTargetInfo<ARMleTargetInfo>>(Triple, Opts);
case llvm::Triple::NaCl:
return std::make_unique<NaClTargetInfo<ARMleTargetInfo>>(Triple, Opts);
+ case llvm::Triple::UEFI:
+ return std::make_unique<UEFITargetInfo<ARMleTargetInfo>>(Triple, Opts);
case llvm::Triple::Win32:
switch (Triple.getEnvironment()) {
case llvm::Triple::Cygnus:
@@ -457,6 +464,8 @@ std::unique_ptr<TargetInfo> AllocateTarget(const
llvm::Triple &Triple,
case llvm::Triple::Haiku:
return std::make_unique<HaikuTargetInfo<RISCV64TargetInfo>>(Triple,
Opts);
+ case llvm::Triple::UEFI:
+ return std::make_unique<UEFITargetInfo<RISCV64TargetInfo>>(Triple, Opts);
case llvm::Triple::Linux:
switch (Triple.getEnvironment()) {
default:
@@ -569,6 +578,8 @@ std::unique_ptr<TargetInfo> AllocateTarget(const
llvm::Triple &Triple,
case llvm::Triple::Solaris:
return std::make_unique<SolarisTargetInfo<X86_32TargetInfo>>(Triple,
Opts);
+ case llvm::Triple::UEFI:
+ return std::make_unique<UEFITargetInfo<X86_32TargetInfo>>(Triple, Opts);
case llvm::Triple::Win32: {
switch (Triple.getEnvironment()) {
case llvm::Triple::Cygnus:
@@ -760,6 +771,9 @@ std::unique_ptr<TargetInfo> AllocateTarget(const
llvm::Triple &Triple,
case llvm::Triple::FreeBSD:
return std::make_unique<FreeBSDTargetInfo<LoongArch64TargetInfo>>(Triple,
Opts);
+ case llvm::Triple::UEFI:
+ return std::make_unique<UEFITargetInfo<LoongArch64TargetInfo>>(Triple,
+ Opts);
default:
return std::make_unique<LoongArch64TargetInfo>(Triple, Opts);
}
diff --git a/clang/test/Preprocessor/init.c b/clang/test/Preprocessor/init.c
index 1ac325d444662..55a7340deba24 100644
--- a/clang/test/Preprocessor/init.c
+++ b/clang/test/Preprocessor/init.c
@@ -2835,6 +2835,11 @@
// RISCV64-LINUX: #define unix 1
// RUN: %clang_cc1 -dM -triple=x86_64-uefi -E /dev/null | FileCheck
-match-full-lines -check-prefix UEFI %s
+// RUN: %clang_cc1 -dM -triple=armv7l-unknown-uefi -E < /dev/null | FileCheck
-match-full-lines -check-prefix UEFI %s
+// RUN: %clang_cc1 -dM -triple=aarch64-unknown-uefi -E < /dev/null | FileCheck
-match-full-lines -check-prefix UEFI %s
+// RUN: %clang_cc1 -dM -triple=loongarch64-unknown-uefi -E < /dev/null |
FileCheck -match-full-lines -check-prefix UEFI %s
+// RUN: %clang_cc1 -dM -triple=riscv64-unknown-uefi -E < /dev/null | FileCheck
-match-full-lines -check-prefix UEFI %s
+// RUN: %clang_cc1 -dM -triple=x86_64-unknown-uefi -E /dev/null | FileCheck
-match-full-lines -check-prefix UEFI %s
// UEFI: #define __UEFI__ 1
>From 427b22abea36fc31250a813797bdbec892605c86 Mon Sep 17 00:00:00 2001
From: Tristan Ross <tristan.r...@midstall.com>
Date: Thu, 17 Apr 2025 20:46:01 -0700
Subject: [PATCH 2/2] [clang] remove x86_64-unknown-uefi block
---
clang/lib/Driver/Driver.cpp | 4 ----
compiler-rt/lib/builtins/int_lib.h | 2 +-
2 files changed, 1 insertion(+), 5 deletions(-)
diff --git a/clang/lib/Driver/Driver.cpp b/clang/lib/Driver/Driver.cpp
index 90d8e823d1d02..55abe691ea8e2 100644
--- a/clang/lib/Driver/Driver.cpp
+++ b/clang/lib/Driver/Driver.cpp
@@ -699,10 +699,6 @@ static llvm::Triple computeTargetTriple(const Driver &D,
}
}
- // Currently the only architecture supported by *-uefi triples are x86_64.
- if (Target.isUEFI() && Target.getArch() != llvm::Triple::x86_64)
- D.Diag(diag::err_target_unknown_triple) << Target.str();
-
// The `-maix[32|64]` flags are only valid for AIX targets.
if (Arg *A = Args.getLastArgNoClaim(options::OPT_maix32,
options::OPT_maix64);
A && !Target.isOSAIX())
diff --git a/compiler-rt/lib/builtins/int_lib.h
b/compiler-rt/lib/builtins/int_lib.h
index f6c1b7cff4b99..ffc89de5f3162 100644
--- a/compiler-rt/lib/builtins/int_lib.h
+++ b/compiler-rt/lib/builtins/int_lib.h
@@ -49,7 +49,7 @@
#define SYMBOL_NAME(name) XSTR(__USER_LABEL_PREFIX__) #name
#if defined(__ELF__) || defined(__MINGW32__) || defined(__wasm__) ||
\
- defined(_AIX) || defined(__CYGWIN__)
+ defined(_AIX) || defined(__CYGWIN__) || defined(__UEFI__)
#define COMPILER_RT_ALIAS(name, aliasname) \
COMPILER_RT_ABI __typeof(name) aliasname __attribute__((__alias__(#name)));
#elif defined(__APPLE__)
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