[BOLT/docs] The support for macro-op fusion was removed.

[dcci]

Update the documentation accordingly.

[llvmbot]

@llvm/pr-subscribers-bolt

Author: Davide Italiano (dcci)

Changes

Update the documentation accordingly.

---

Full diff: https://github.com/llvm/llvm-project/pull/121158.diff

1 Files Affected:

• (modified) bolt/docs/CommandLineArgumentReference.md (-9)

diff --git a/bolt/docs/CommandLineArgumentReference.md b/bolt/docs/CommandLineArgumentReference.md
index 91918d614a90f1..f3881c9a640a92 100644
--- a/bolt/docs/CommandLineArgumentReference.md
+++ b/bolt/docs/CommandLineArgumentReference.md
@@ -931,15 +931,6 @@
 
   Remove redundant Address-Size override prefix
 
-### BOLT options in relocation mode:
-
-- `--align-macro-fusion=<value>`
-
-  Fix instruction alignment for macro-fusion (x86 relocation mode)
-  - `none`: do not insert alignment no-ops for macro-fusion
-  - `hot`: only insert alignment no-ops on hot execution paths (default)
-  - `all`: always align instructions to allow macro-fusion
-
 ### BOLT instrumentation options:
 
 `llvm-bolt <executable> -instrument [-o outputfile] <instrumented-executable>`