[clang] [CLANG][AArch64] Add the modal 8 bit floating-point scalar type (PR #97277)

Fri Oct 25 06:17:54 PDT 2024

llvm-ci wrote:

LLVM Buildbot has detected a new failure on builder `llvm-clang-x86_64-sie-ubuntu-fast` running on `sie-linux-worker` while building `clang` at step 6 "test-build-unified-tree-check-all".

Full details are available at: https://lab.llvm.org/buildbot/#/builders/144/builds/10108

<details>
<summary>Here is the relevant piece of the build log for the reference</summary>

```
Step 6 (test-build-unified-tree-check-all) failure: test (failure)
******************** TEST 'Clang :: CodeGen/aarch64-debug-types.c' FAILED ********************
Exit Code: 1

Command Output (stderr):
--
RUN: at line 1: /home/buildbot/buildbot-root/llvm-clang-x86_64-sie-ubuntu-fast/build/bin/clang -cc1 -internal-isystem /home/buildbot/buildbot-root/llvm-clang-x86_64-sie-ubuntu-fast/build/lib/clang/20/include -nostdsysteminc -triple aarch64-none-linux-gnu -target-feature +neon  -target-feature +fp8   -emit-llvm -o - /home/buildbot/buildbot-root/llvm-clang-x86_64-sie-ubuntu-fast/llvm-project/clang/test/CodeGen/aarch64-debug-types.c -debug-info-kind=limited 2>&1 | /home/buildbot/buildbot-root/llvm-clang-x86_64-sie-ubuntu-fast/build/bin/FileCheck /home/buildbot/buildbot-root/llvm-clang-x86_64-sie-ubuntu-fast/llvm-project/clang/test/CodeGen/aarch64-debug-types.c
+ /home/buildbot/buildbot-root/llvm-clang-x86_64-sie-ubuntu-fast/build/bin/clang -cc1 -internal-isystem /home/buildbot/buildbot-root/llvm-clang-x86_64-sie-ubuntu-fast/build/lib/clang/20/include -nostdsysteminc -triple aarch64-none-linux-gnu -target-feature +neon -target-feature +fp8 -emit-llvm -o - /home/buildbot/buildbot-root/llvm-clang-x86_64-sie-ubuntu-fast/llvm-project/clang/test/CodeGen/aarch64-debug-types.c -debug-info-kind=limited
+ /home/buildbot/buildbot-root/llvm-clang-x86_64-sie-ubuntu-fast/build/bin/FileCheck /home/buildbot/buildbot-root/llvm-clang-x86_64-sie-ubuntu-fast/llvm-project/clang/test/CodeGen/aarch64-debug-types.c
[1m/home/buildbot/buildbot-root/llvm-clang-x86_64-sie-ubuntu-fast/llvm-project/clang/test/CodeGen/aarch64-debug-types.c:6:16: [0m[0;1;31merror: [0m[1mCHECK-DAG: expected string not found in input
[0m // CHECK-DAG: !DIDerivedType(tag: DW_TAG_typedef, name: "__MFloat8_t", {{.*}}, baseType: ![[ELTTYU8:[0-9]+]]
[0;1;32m               ^
[0m[1m<stdin>:1:1: [0m[0;1;30mnote: [0m[1mscanning from here
[0m/home/buildbot/buildbot-root/llvm-clang-x86_64-sie-ubuntu-fast/llvm-project/clang/test/CodeGen/aarch64-debug-types.c:3:9: fatal error: 'arm_neon.h' file not found
[0;1;32m^
[0m
Input file: <stdin>
Check file: /home/buildbot/buildbot-root/llvm-clang-x86_64-sie-ubuntu-fast/llvm-project/clang/test/CodeGen/aarch64-debug-types.c

-dump-input=help explains the following input dump.

Input was:
<<<<<<
[1m[0m[0;1;30m       1: [0m[1m[0;1;46m/home/buildbot/buildbot-root/llvm-clang-x86_64-sie-ubuntu-fast/llvm-project/clang/test/CodeGen/aarch64-debug-types.c:3:9: fatal error: 'arm_neon.h' file not found [0m
[0;1;31mdag:6     X~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ error: no match found
[0m[0;1;30m       2: [0m[1m[0;1;46m 3 | #include<arm_neon.h> [0m
[0;1;31mdag:6     ~~~~~~~~~~~~~~~~~~~~~~~~~~
[0m[0;1;30m       3: [0m[1m[0;1;46m | ^~~~~~~~~~~~ [0m
[0;1;31mdag:6     ~~~~~~~~~~~~~~~~
[0m[0;1;30m       4: [0m[1m[0;1;46m1 error generated. [0m
[0;1;31mdag:6     ~~~~~~~~~~~~~~~~~~~
[0m>>>>>>

--

********************

```

</details>

https://github.com/llvm/llvm-project/pull/97277