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Auto merge of #135763 - nikic:llvm-20, r=cuviper

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Update to LLVM 20

LLVM 20 GA is scheduled for March 11th. Rust 1.87 will be stable on May 15th.

* [x] https://github.com/rust-lang/rust/pull/135764
* [x] https://github.com/rust-lang/rust/pull/136134
* [x] https://github.com/rust-lang/compiler-builtins/pull/752
* [x] https://github.com/llvm/llvm-project/pull/125287
* [x] https://github.com/rust-lang/rust/pull/136537
* [x] https://github.com/rust-lang/rust/pull/136895
* [x] Wait for beta branch (Feb 14).

Tested: host-x86_64, host-aarch64, apple, mingw, msvc
This commit is contained in:
bors 2025-02-17 14:19:33 +00:00
commit ce36a966c7
5 changed files with 18 additions and 10 deletions
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2
.gitmodules vendored
View File

@ -29,7 +29,7 @@
[submodule "src/llvm-project"]
path = src/llvm-project
url = https://github.com/rust-lang/llvm-project.git
branch = rustc/19.1-2024-12-03
branch = rustc/20.1-2025-02-13
shallow = true
[submodule "src/doc/embedded-book"]
path = src/doc/embedded-book

20
compiler/rustc_llvm/llvm-wrapper/PassWrapper.cpp
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@ -22,6 +22,7 @@
#include "llvm/Passes/StandardInstrumentations.h"
#include "llvm/Support/CBindingWrapping.h"
#include "llvm/Support/FileSystem.h"
#include "llvm/Support/Program.h"
#include "llvm/Support/TimeProfiler.h"
#include "llvm/Support/VirtualFileSystem.h"
#include "llvm/Target/TargetMachine.h"
@ -472,16 +473,19 @@ extern "C" LLVMTargetMachineRef LLVMRustCreateTargetMachine(
assert(ArgsCstrBuff[ArgsCstrBuffLen - 1] == '\0');
auto Arg0 = std::string(ArgsCstrBuff);
buffer_offset = Arg0.size() + 1;
auto ArgsCppStr = std::string(ArgsCstrBuff + buffer_offset,
ArgsCstrBuffLen - buffer_offset);
auto i = 0;
while (i != std::string::npos) {
i = ArgsCppStr.find('\0', i + 1);
if (i != std::string::npos)
ArgsCppStr.replace(i, 1, " ");
std::string CommandlineArgs;
raw_string_ostream OS(CommandlineArgs);
ListSeparator LS(" ");
for (StringRef Arg : split(StringRef(ArgsCstrBuff + buffer_offset,
ArgsCstrBuffLen - buffer_offset),
'\0')) {
OS << LS;
sys::printArg(OS, Arg, /*Quote=*/true);
}
OS.flush();
Options.MCOptions.Argv0 = Arg0;
Options.MCOptions.CommandlineArgs = ArgsCppStr;
Options.MCOptions.CommandlineArgs = CommandlineArgs;
#else
int buffer_offset = 0;
assert(ArgsCstrBuff[ArgsCstrBuffLen - 1] == '\0');

2
src/ci/docker/host-x86_64/dist-loongarch64-linux/loongarch64-unknown-linux-gnu.defconfig
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@ -7,6 +7,8 @@ CT_ARCH_LOONGARCH=y
# CT_DEMULTILIB is not set
CT_ARCH_USE_MMU=y
CT_ARCH_ARCH="loongarch64"
CT_TARGET_CFLAGS="-mcmodel=medium"
CT_TARGET_LDFLAGS="-mcmodel=medium"
CT_KERNEL_LINUX=y
CT_LINUX_V_5_19=y
CT_GLIBC_V_2_36=y

2
src/ci/docker/host-x86_64/dist-loongarch64-musl/loongarch64-unknown-linux-musl.defconfig
View File

@ -7,6 +7,8 @@ CT_ARCH_LOONGARCH=y
# CT_DEMULTILIB is not set
CT_ARCH_USE_MMU=y
CT_ARCH_ARCH="loongarch64"
CT_TARGET_CFLAGS="-mcmodel=medium"
CT_TARGET_LDFLAGS="-mcmodel=medium"
CT_KERNEL_LINUX=y
CT_LINUX_V_5_19=y
CT_LIBC_MUSL=y

2
src/llvm-project

@ -1 +1 @@
Subproject commit 7e8c93c87c611f21d9bd95100563392f4c18bfe7
Subproject commit 92e80685d0d5dcea3ccf321995c43b72338639c6