[llvm] [X86][SDAG] Fix shamt for vXi8 shift expansion (PR #175308)

[LLVM Continuous Integration via llvm-commits]

llvm-ci wrote:

LLVM Buildbot has detected a new failure on builder `sanitizer-x86_64-linux-bootstrap-asan` running on `sanitizer-buildbot1` while building `llvm` at step 2 "annotate".

Full details are available at: https://lab.llvm.org/buildbot/#/builders/52/builds/14214

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

```
Step 2 (annotate) failure: 'python ../sanitizer_buildbot/sanitizers/zorg/buildbot/builders/sanitizers/buildbot_selector.py' (failure)
...
llvm-lit: /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm-project/llvm/utils/lit/lit/llvm/config.py:561: note: using lld-link: /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm_build_asan/bin/lld-link
llvm-lit: /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm-project/llvm/utils/lit/lit/llvm/config.py:561: note: using ld64.lld: /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm_build_asan/bin/ld64.lld
llvm-lit: /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm-project/llvm/utils/lit/lit/llvm/config.py:561: note: using wasm-ld: /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm_build_asan/bin/wasm-ld
llvm-lit: /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm-project/llvm/utils/lit/lit/llvm/config.py:561: note: using ld.lld: /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm_build_asan/bin/ld.lld
llvm-lit: /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm-project/llvm/utils/lit/lit/llvm/config.py:561: note: using lld-link: /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm_build_asan/bin/lld-link
llvm-lit: /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm-project/llvm/utils/lit/lit/llvm/config.py:561: note: using ld64.lld: /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm_build_asan/bin/ld64.lld
llvm-lit: /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm-project/llvm/utils/lit/lit/llvm/config.py:561: note: using wasm-ld: /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm_build_asan/bin/wasm-ld
llvm-lit: /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm-project/llvm/utils/lit/lit/main.py:74: note: The test suite configuration requested an individual test timeout of 0 seconds but a timeout of 900 seconds was requested on the command line. Forcing timeout to be 900 seconds.
-- Testing: 95226 tests, 64 workers --
Testing:  0.. 10.. 20.. 30.. 40.. 50.. 
FAIL: LLVM :: ExecutionEngine/OrcLazy/global-ctors-and-dtors.ll (58538 of 95226)
******************** TEST 'LLVM :: ExecutionEngine/OrcLazy/global-ctors-and-dtors.ll' FAILED ********************
Exit Code: 1

Command Output (stdout):
--
# RUN: at line 3
/home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm_build_asan/bin/lli -jit-kind=orc-lazy -orc-lazy-debug=funcs-to-stdout -extra-module /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm-project/llvm/test/ExecutionEngine/OrcLazy/global-ctors-and-dtors.ll    /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm-project/llvm/test/ExecutionEngine/OrcLazy/Inputs/noop-main.ll | /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm_build_asan/bin/FileCheck /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm-project/llvm/test/ExecutionEngine/OrcLazy/global-ctors-and-dtors.ll
# executed command: /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm_build_asan/bin/lli -jit-kind=orc-lazy -orc-lazy-debug=funcs-to-stdout -extra-module /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm-project/llvm/test/ExecutionEngine/OrcLazy/global-ctors-and-dtors.ll /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm-project/llvm/test/ExecutionEngine/OrcLazy/Inputs/noop-main.ll
# .---command stderr------------
# | JIT session error: In graph /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm-project/llvm/test/ExecutionEngine/OrcLazy/global-ctors-and-dtors.ll.submodule.0x176053176d5aa56b.ll-jitted-objectbuffer, section .text: relocation target 0x75f409a5500c (__orc_lcl.str2.2:0x75f409a55010 + 0xfffffffffffffffc) is out of range of Delta32 fixup at address 0x75f409a55010 (constructor, 0x71f408ba8000 + 0x3)
# | JIT session error: Failed to materialize symbols: { (main.impl, { constructor }) }
# `-----------------------------
# error: command failed with exit status: 1
# executed command: /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm_build_asan/bin/FileCheck /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm-project/llvm/test/ExecutionEngine/OrcLazy/global-ctors-and-dtors.ll
# .---command stderr------------
# | /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm-project/llvm/test/ExecutionEngine/OrcLazy/global-ctors-and-dtors.ll:11:10: error: CHECK: expected string not found in input
# | ; CHECK: Hello from constructor
# |          ^
# | <stdin>:1:1: note: scanning from here
# | [ __orc_init_func./home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm-project/llvm/test/ExecutionEngine/OrcLazy/global-ctors-and-dtors.ll.submodule.0xbc6164c547f3d0be.ll __orc_deinit_func./home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm-project/llvm/test/ExecutionEngine/OrcLazy/global-ctors-and-dtors.ll.submodule.0xbc6164c547f3d0be.ll ]
# | ^
# | <stdin>:5:1: note: possible intended match here
# | [ constructor ]
# | ^
# | 
# | Input file: <stdin>
# | Check file: /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm-project/llvm/test/ExecutionEngine/OrcLazy/global-ctors-and-dtors.ll
# | 
# | -dump-input=help explains the following input dump.
# | 
# | Input was:
# | <<<<<<
# |             1: [ __orc_init_func./home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm-project/llvm/test/ExecutionEngine/OrcLazy/global-ctors-and-dtors.ll.submodule.0xbc6164c547f3d0be.ll __orc_deinit_func./home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm-project/llvm/test/ExecutionEngine/OrcLazy/global-ctors-and-dtors.ll.submodule.0xbc6164c547f3d0be.ll ] 
# | check:11'0     X~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ error: no match found
# |             2: [ __orc_lcl._GLOBAL__sub_I_hello.cpp.0 ] 
# | check:11'0     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
# |             3: [ __lljit_run_atexits atexit ] 
# | check:11'0     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
Step 11 (stage2/asan check) failure: stage2/asan check (failure)
...
llvm-lit: /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm-project/llvm/utils/lit/lit/llvm/config.py:561: note: using lld-link: /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm_build_asan/bin/lld-link
llvm-lit: /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm-project/llvm/utils/lit/lit/llvm/config.py:561: note: using ld64.lld: /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm_build_asan/bin/ld64.lld
llvm-lit: /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm-project/llvm/utils/lit/lit/llvm/config.py:561: note: using wasm-ld: /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm_build_asan/bin/wasm-ld
llvm-lit: /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm-project/llvm/utils/lit/lit/llvm/config.py:561: note: using ld.lld: /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm_build_asan/bin/ld.lld
llvm-lit: /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm-project/llvm/utils/lit/lit/llvm/config.py:561: note: using lld-link: /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm_build_asan/bin/lld-link
llvm-lit: /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm-project/llvm/utils/lit/lit/llvm/config.py:561: note: using ld64.lld: /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm_build_asan/bin/ld64.lld
llvm-lit: /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm-project/llvm/utils/lit/lit/llvm/config.py:561: note: using wasm-ld: /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm_build_asan/bin/wasm-ld
llvm-lit: /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm-project/llvm/utils/lit/lit/main.py:74: note: The test suite configuration requested an individual test timeout of 0 seconds but a timeout of 900 seconds was requested on the command line. Forcing timeout to be 900 seconds.
-- Testing: 95226 tests, 64 workers --
Testing:  0.. 10.. 20.. 30.. 40.. 50.. 
FAIL: LLVM :: ExecutionEngine/OrcLazy/global-ctors-and-dtors.ll (58538 of 95226)
******************** TEST 'LLVM :: ExecutionEngine/OrcLazy/global-ctors-and-dtors.ll' FAILED ********************
Exit Code: 1

Command Output (stdout):
--
# RUN: at line 3
/home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm_build_asan/bin/lli -jit-kind=orc-lazy -orc-lazy-debug=funcs-to-stdout -extra-module /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm-project/llvm/test/ExecutionEngine/OrcLazy/global-ctors-and-dtors.ll    /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm-project/llvm/test/ExecutionEngine/OrcLazy/Inputs/noop-main.ll | /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm_build_asan/bin/FileCheck /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm-project/llvm/test/ExecutionEngine/OrcLazy/global-ctors-and-dtors.ll
# executed command: /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm_build_asan/bin/lli -jit-kind=orc-lazy -orc-lazy-debug=funcs-to-stdout -extra-module /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm-project/llvm/test/ExecutionEngine/OrcLazy/global-ctors-and-dtors.ll /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm-project/llvm/test/ExecutionEngine/OrcLazy/Inputs/noop-main.ll
# .---command stderr------------
# | JIT session error: In graph /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm-project/llvm/test/ExecutionEngine/OrcLazy/global-ctors-and-dtors.ll.submodule.0x176053176d5aa56b.ll-jitted-objectbuffer, section .text: relocation target 0x75f409a5500c (__orc_lcl.str2.2:0x75f409a55010 + 0xfffffffffffffffc) is out of range of Delta32 fixup at address 0x75f409a55010 (constructor, 0x71f408ba8000 + 0x3)
# | JIT session error: Failed to materialize symbols: { (main.impl, { constructor }) }
# `-----------------------------
# error: command failed with exit status: 1
# executed command: /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm_build_asan/bin/FileCheck /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm-project/llvm/test/ExecutionEngine/OrcLazy/global-ctors-and-dtors.ll
# .---command stderr------------
# | /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm-project/llvm/test/ExecutionEngine/OrcLazy/global-ctors-and-dtors.ll:11:10: error: CHECK: expected string not found in input
# | ; CHECK: Hello from constructor
# |          ^
# | <stdin>:1:1: note: scanning from here
# | [ __orc_init_func./home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm-project/llvm/test/ExecutionEngine/OrcLazy/global-ctors-and-dtors.ll.submodule.0xbc6164c547f3d0be.ll __orc_deinit_func./home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm-project/llvm/test/ExecutionEngine/OrcLazy/global-ctors-and-dtors.ll.submodule.0xbc6164c547f3d0be.ll ]
# | ^
# | <stdin>:5:1: note: possible intended match here
# | [ constructor ]
# | ^
# | 
# | Input file: <stdin>
# | Check file: /home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm-project/llvm/test/ExecutionEngine/OrcLazy/global-ctors-and-dtors.ll
# | 
# | -dump-input=help explains the following input dump.
# | 
# | Input was:
# | <<<<<<
# |             1: [ __orc_init_func./home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm-project/llvm/test/ExecutionEngine/OrcLazy/global-ctors-and-dtors.ll.submodule.0xbc6164c547f3d0be.ll __orc_deinit_func./home/b/sanitizer-x86_64-linux-bootstrap-asan/build/llvm-project/llvm/test/ExecutionEngine/OrcLazy/global-ctors-and-dtors.ll.submodule.0xbc6164c547f3d0be.ll ] 
# | check:11'0     X~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ error: no match found
# |             2: [ __orc_lcl._GLOBAL__sub_I_hello.cpp.0 ] 
# | check:11'0     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
# |             3: [ __lljit_run_atexits atexit ] 
# | check:11'0     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

```

</details>

https://github.com/llvm/llvm-project/pull/175308