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| author | Ben Gamari <ben@smart-cactus.org> | 2019-07-29 19:34:57 -0400 |
|---|---|---|
| committer | Marge Bot <ben+marge-bot@smart-cactus.org> | 2019-10-07 12:01:46 -0400 |
| commit | b2577081528fe36facf5153bed256fe838a74ae6 (patch) | |
| tree | c0ce42d462656bc3dae6543c5239a8e56a5e2217 /utils/llvm-targets | |
| parent | 825c108bd26f20accf1eaef2ba652a2ee12924bb (diff) | |
| download | haskell-b2577081528fe36facf5153bed256fe838a74ae6.tar.gz | |
Refactor, document, and optimize LLVM configuration loading
As described in the new Note [LLVM Configuration] in SysTools, we now
load llvm-targets and llvm-passes lazily to avoid the overhead of doing
so when -fllvm isn't used (also known as "the common case").
Noticed in #17003.
Metric Decrease:
T12234
T12150
Diffstat (limited to 'utils/llvm-targets')
| -rwxr-xr-x | utils/llvm-targets/gen-data-layout.sh | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/utils/llvm-targets/gen-data-layout.sh b/utils/llvm-targets/gen-data-layout.sh index 450d21903c..e55f6eccd9 100755 --- a/utils/llvm-targets/gen-data-layout.sh +++ b/utils/llvm-targets/gen-data-layout.sh @@ -15,6 +15,9 @@ # # Add missing targets to the list below to have them included in # llvm-targets file. +# +# See Note [LLVM Configuration] in SysTools for the whole story regarding LLVM +# configuration data. # Target sets for which to generate the llvm-targets file TARGETS=( |