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| author | Duncan P. N. Exon Smith <dexonsmith@apple.com> | 2016-02-07 05:06:35 +0000 |
|---|---|---|
| committer | Duncan P. N. Exon Smith <dexonsmith@apple.com> | 2016-02-07 05:06:35 +0000 |
| commit | c917c7a7b19ffe618ded71b83d70f8abe68f4114 (patch) | |
| tree | 33851277b8cb25ed507ac697509cb551f02c9b3b /llvm/docs/LangRef.rst | |
| parent | 02e19a16968009a4310499f59ab15ab8efe4dbf0 (diff) | |
| download | bcm5719-llvm-c917c7a7b19ffe618ded71b83d70f8abe68f4114.tar.gz bcm5719-llvm-c917c7a7b19ffe618ded71b83d70f8abe68f4114.zip | |
LangRef: Fix example code for cmpxchg
Patch by Daniel Robertson!
llvm-svn: 260018
Diffstat (limited to 'llvm/docs/LangRef.rst')
| -rw-r--r-- | llvm/docs/LangRef.rst | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/llvm/docs/LangRef.rst b/llvm/docs/LangRef.rst index 307a763069c..191c7e80166 100644 --- a/llvm/docs/LangRef.rst +++ b/llvm/docs/LangRef.rst @@ -7114,11 +7114,11 @@ Example: .. code-block:: llvm entry: - %orig = atomic load i32, i32* %ptr unordered ; yields i32 + %orig = load atomic i32, i32* %ptr unordered, align 4 ; yields i32 br label %loop loop: - %cmp = phi i32 [ %orig, %entry ], [%old, %loop] + %cmp = phi i32 [ %orig, %entry ], [%value_loaded, %loop] %squared = mul i32 %cmp, %cmp %val_success = cmpxchg i32* %ptr, i32 %cmp, i32 %squared acq_rel monotonic ; yields { i32, i1 } %value_loaded = extractvalue { i32, i1 } %val_success, 0 |
