diff options
| author | Paschalis Mpeis <Paschalis.Mpeis@arm.com> | 2024-10-15 18:05:41 +0100 |
|---|---|---|
| committer | Paschalis Mpeis <Paschalis.Mpeis@arm.com> | 2024-10-21 12:26:22 +0100 |
| commit | 3d5a9248256f0c4bc8aef3bcddf8caf29aaee608 (patch) | |
| tree | 4ee5f724e908a9f9135087d6dc6cbfaa9b3d448c | |
| parent | 55a40d3e50733de59a60cfe80f9a69ff6b8486cd (diff) | |
[BOLT] link_fdata support for hardcoded offsets in no-LBRusers/paschalis-mpeis/bolt-link-fdata-nolbr
Allow using hardcoded offsets to blocks, eg:
```
// RUN: link_fdata --no-lbr ...
// FDATA: 1 foo 0 10
```
For LBR mode this was already supported. See for example:
- tail-duplication-complex.s
| -rw-r--r-- | bolt/test/AArch64/fdata-nolbr.s | 7 | ||||
| -rwxr-xr-x | bolt/test/link_fdata.py | 2 |
2 files changed, 5 insertions, 4 deletions
diff --git a/bolt/test/AArch64/fdata-nolbr.s b/bolt/test/AArch64/fdata-nolbr.s index 5bb655f0f94c..5d7c0a401498 100644 --- a/bolt/test/AArch64/fdata-nolbr.s +++ b/bolt/test/AArch64/fdata-nolbr.s @@ -5,7 +5,8 @@ # RUN: %clang %cflags -o %t %s # RUN: %clang %s %cflags -Wl,-q -o %t -# RUN: not link_fdata --no-lbr %s %t %t.fdata 2>&1 | FileCheck %s +# RUN: link_fdata --no-lbr %s %t %t.fdata +# RUN: cat %t.fdata | FileCheck %s .text .globl foo @@ -14,5 +15,5 @@ foo: # FDATA: 1 foo 0 10 ret -# Currently does not work on non-lbr mode. -# CHECK: AssertionError: ERROR: wrong format/whitespaces must be escaped +# CHECK: no_lbr +# CHECK-NEXT: 1 foo 0 10 diff --git a/bolt/test/link_fdata.py b/bolt/test/link_fdata.py index 3837e394ccc8..613d58248bb0 100755 --- a/bolt/test/link_fdata.py +++ b/bolt/test/link_fdata.py @@ -58,7 +58,7 @@ with open(args.input, "r") as f: fdata_match = fdata_pat.match(profile_line) preagg_match = preagg_pat.match(profile_line) nolbr_match = nolbr_pat.match(profile_line) - if fdata_match: + if fdata_match and not (nolbr_match and args.no_lbr): src_dst, execnt, mispred = fdata_match.groups() # Split by whitespaces not preceded by a backslash (negative lookbehind) chunks = re.split(r"(?<!\\) +", src_dst) |