Auto merge of rust-lang#138058 - jieyouxu:rollup-skdt0oz, r=jieyouxu

Rollup of 20 pull requests

Successful merges:

 - rust-lang#134063 (dec2flt: Clean up float parsing modules)
 - rust-lang#136581 (Retire the legacy `Makefile`-based `run-make` test infra)
 - rust-lang#136662 (Count char width at most once in `Formatter::pad`)
 - rust-lang#136764 (Make `ptr_cast_add_auto_to_object` lint into hard error)
 - rust-lang#136798 (Added documentation for flushing per rust-lang#74348)
 - rust-lang#136865 (Perform deeper compiletest path normalization for `$TEST_BUILD_DIR` to account for compare-mode/debugger cases, and normalize long type file filename hashes)
 - rust-lang#136975 (Look for `python3` first on MacOS, not `py`)
 - rust-lang#136977 (Upload Datadog metrics with citool)
 - rust-lang#137240 (Slightly reformat `std::fs::remove_dir_all` error docs)
 - rust-lang#137298 (Check signature WF when lowering MIR body)
 - rust-lang#137463 ([illumos] attempt to use posix_spawn to spawn processes)
 - rust-lang#137477 (uefi: Add Service Binding Protocol abstraction)
 - rust-lang#137569 (Stabilize `string_extend_from_within`)
 - rust-lang#137633 (Only use implied bounds hack if bevy, and use deeply normalize in implied bounds hack)
 - rust-lang#137679 (Various coretests improvements)
 - rust-lang#137723 (Make `rust.description` more general-purpose and pass `CFG_VER_DESCRIPTION`)
 - rust-lang#137728 (Remove unsizing coercions for tuples)
 - rust-lang#137731 (Resume one waiter at once in deadlock handler)
 - rust-lang#137875 (mir_build: Integrate "simplification" steps into match-pair-tree creation)
 - rust-lang#138028 (compiler: add `ExternAbi::is_rustic_abi`)

r? `@ghost`
`@rustbot` modify labels: rollup

Author: bors

.github/workflows/ci.yml

@@ -58,8 +58,8 @@ jobs:
           COMMIT_MESSAGE: ${{ github.event.head_commit.message }}
         run: |
           cd src/ci/citool
-          cargo test
-          cargo run calculate-job-matrix >> $GITHUB_OUTPUT
+          CARGO_INCREMENTAL=0 cargo test
+          CARGO_INCREMENTAL=0 cargo run calculate-job-matrix >> $GITHUB_OUTPUT
         id: jobs
   job:
     name: ${{ matrix.full_name }}
@@ -183,11 +183,11 @@ jobs:
         run: src/ci/scripts/dump-environment.sh
 
       # Pre-build citool before the following step uninstalls rustup
-      # Build is into the build directory, to avoid modifying sources
+      # Build it into the build directory, to avoid modifying sources
       - name: build citool
         run: |
           cd src/ci/citool
-          CARGO_TARGET_DIR=../../../build/citool cargo build
+          CARGO_INCREMENTAL=0 CARGO_TARGET_DIR=../../../build/citool cargo build
 
       - name: run the build
         # Redirect stderr to stdout to avoid reordering the two streams in the GHA logs.
@@ -238,13 +238,9 @@ jobs:
       - name: upload job metrics to DataDog
         if: needs.calculate_matrix.outputs.run_type != 'pr'
         env:
-          DATADOG_SITE: datadoghq.com
           DATADOG_API_KEY: ${{ secrets.DATADOG_API_KEY }}
           DD_GITHUB_JOB_NAME: ${{ matrix.full_name }}
-        run: |
-          cd src/ci
-          npm ci
-          python3 scripts/upload-build-metrics.py ../../build/cpu-usage.csv
+        run: ./build/citool/debug/citool upload-build-metrics build/cpu-usage.csv
 
   # This job isused to tell bors the final status of the build, as there is no practical way to detect
   # when a workflow is successful listening to webhooks only in our current bors implementation (homu).

compiler/rustc_abi/src/extern_abi.rs

@@ -191,6 +191,17 @@ impl StableOrd for ExternAbi {
 }
 
 impl ExternAbi {
+    /// An ABI "like Rust"
+    ///
+    /// These ABIs are fully controlled by the Rust compiler, which means they
+    /// - support unwinding with `-Cpanic=unwind`, unlike `extern "C"`
+    /// - often diverge from the C ABI
+    /// - are subject to change between compiler versions
+    pub fn is_rustic_abi(self) -> bool {
+        use ExternAbi::*;
+        matches!(self, Rust | RustCall | RustIntrinsic | RustCold)
+    }
+
     pub fn supports_varargs(self) -> bool {
         // * C and Cdecl obviously support varargs.
         // * C can be based on Aapcs, SysV64 or Win64, so they must support varargs.