[llvm] Update callers of isTriviallyReMaterializable to check trivialness (PR #160319)

[LLVM Continuous Integration via llvm-commits]

llvm-ci wrote:

LLVM Buildbot has detected a new failure on builder `ml-opt-devrel-x86-64` running on `ml-opt-devrel-x86-64-b2` while building `llvm` at step 6 "test-build-unified-tree-check-all".

Full details are available at: https://lab.llvm.org/buildbot/#/builders/175/builds/25901

<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 'LLVM :: CodeGen/MLRegAlloc/dev-mode-logging.ll' FAILED ********************
Exit Code: 1

Command Output (stdout):
--
# RUN: at line 6
/b/ml-opt-devrel-x86-64-b1/build/bin/llc -o /dev/null -mtriple=x86_64-linux-unknown -regalloc=greedy    -regalloc-enable-advisor=development -regalloc-training-log=/b/ml-opt-devrel-x86-64-b1/build/test/CodeGen/MLRegAlloc/Output/dev-mode-logging.ll.tmp1 < /b/ml-opt-devrel-x86-64-b1/llvm-project/llvm/test/CodeGen/MLRegAlloc/Inputs/input.ll
# executed command: /b/ml-opt-devrel-x86-64-b1/build/bin/llc -o /dev/null -mtriple=x86_64-linux-unknown -regalloc=greedy -regalloc-enable-advisor=development -regalloc-training-log=/b/ml-opt-devrel-x86-64-b1/build/test/CodeGen/MLRegAlloc/Output/dev-mode-logging.ll.tmp1
# RUN: at line 8
"/usr/bin/python3" /b/ml-opt-devrel-x86-64-b1/llvm-project/llvm/test/CodeGen/MLRegAlloc/../../../lib/Analysis/models/log_reader.py /b/ml-opt-devrel-x86-64-b1/build/test/CodeGen/MLRegAlloc/Output/dev-mode-logging.ll.tmp1 > /b/ml-opt-devrel-x86-64-b1/build/test/CodeGen/MLRegAlloc/Output/dev-mode-logging.ll.tmp1.readable
# executed command: /usr/bin/python3 /b/ml-opt-devrel-x86-64-b1/llvm-project/llvm/test/CodeGen/MLRegAlloc/../../../lib/Analysis/models/log_reader.py /b/ml-opt-devrel-x86-64-b1/build/test/CodeGen/MLRegAlloc/Output/dev-mode-logging.ll.tmp1
# RUN: at line 9
/b/ml-opt-devrel-x86-64-b1/build/bin/FileCheck --input-file /b/ml-opt-devrel-x86-64-b1/build/test/CodeGen/MLRegAlloc/Output/dev-mode-logging.ll.tmp1.readable /b/ml-opt-devrel-x86-64-b1/llvm-project/llvm/test/CodeGen/MLRegAlloc/dev-mode-logging.ll --check-prefixes=CHECK,NOML
# executed command: /b/ml-opt-devrel-x86-64-b1/build/bin/FileCheck --input-file /b/ml-opt-devrel-x86-64-b1/build/test/CodeGen/MLRegAlloc/Output/dev-mode-logging.ll.tmp1.readable /b/ml-opt-devrel-x86-64-b1/llvm-project/llvm/test/CodeGen/MLRegAlloc/dev-mode-logging.ll --check-prefixes=CHECK,NOML
# .---command stderr------------
# | /b/ml-opt-devrel-x86-64-b1/llvm-project/llvm/test/CodeGen/MLRegAlloc/dev-mode-logging.ll:36:9: error: NOML: expected string not found in input
# | ; NOML: reward: 37.06
# |         ^
# | /b/ml-opt-devrel-x86-64-b1/build/test/CodeGen/MLRegAlloc/Output/dev-mode-logging.ll.tmp1.readable:410:16: note: scanning from here
# | observation: 17
# |                ^
# | /b/ml-opt-devrel-x86-64-b1/build/test/CodeGen/MLRegAlloc/Output/dev-mode-logging.ll.tmp1.readable:433:1: note: possible intended match here
# | reward: 39.07316970825195
# | ^
# | 
# | Input file: /b/ml-opt-devrel-x86-64-b1/build/test/CodeGen/MLRegAlloc/Output/dev-mode-logging.ll.tmp1.readable
# | Check file: /b/ml-opt-devrel-x86-64-b1/llvm-project/llvm/test/CodeGen/MLRegAlloc/dev-mode-logging.ll
# | 
# | -dump-input=help explains the following input dump.
# | 
# | Input was:
# | <<<<<<
# |             .
# |             .
# |             .
# |           405: max_stage: 0,0,0,0,0,0,0,0,0,4,4,1,1,1,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,4 
# |           406: min_stage: 0,0,0,0,0,0,0,0,0,1,1,1,1,1,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,4 
# |           407: progress: 0.1111111119389534 
# |           408: index_to_evict: 32 
# |           409: reward: 0.0 
# |           410: observation: 17 
# | check:36'0                    X error: no match found
# |           411: mask: 0,0,0,0,0,0,0,0,0,1,1,1,1,1,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1 
# | check:36'0     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
# |           412: is_free: 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0 
# | check:36'0     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
# |           413: nr_urgent: 0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0 
# | check:36'0     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
# |           414: nr_broken_hints: 0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,0.0,1.0 
# | check:36'0     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
...

```

</details>

https://github.com/llvm/llvm-project/pull/160319