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authorMikhail Glushenkov <foldr@codedgers.com>2009-10-17 20:09:29 +0000
committerMikhail Glushenkov <foldr@codedgers.com>2009-10-17 20:09:29 +0000
commit867f67301b7c35135d04e437eb186f5a4e6b9826 (patch)
treea00a746e8e85e77aa5ec18f4c5c94b3e02667d1f /llvm/tools/llvmc
parentac90b38c48414b1d2a932d60271410db18aa7ca6 (diff)
downloadbcm5719-llvm-867f67301b7c35135d04e437eb186f5a4e6b9826.tar.gz
bcm5719-llvm-867f67301b7c35135d04e437eb186f5a4e6b9826.zip
First draft of the OptionPreprocessor.
More to follow... llvm-svn: 84352
Diffstat (limited to 'llvm/tools/llvmc')
-rw-r--r--llvm/tools/llvmc/plugins/Base/Base.td.in12
1 files changed, 12 insertions, 0 deletions
diff --git a/llvm/tools/llvmc/plugins/Base/Base.td.in b/llvm/tools/llvmc/plugins/Base/Base.td.in
index ddf6a3654ae..c26a567ba54 100644
--- a/llvm/tools/llvmc/plugins/Base/Base.td.in
+++ b/llvm/tools/llvmc/plugins/Base/Base.td.in
@@ -65,6 +65,18 @@ def OptList : OptionList<[
(help "Pass options to opt"))
]>;
+// Option preprocessor.
+
+def Preprocess : OptionPreprocessor<
+(case (and (switch_on "O3"), (any_switch_on ["O0", "O1", "O2"])),
+ (unset_option ["O0", "O1", "O2"]),
+ (and (switch_on "O2"), (any_switch_on ["O0", "O1"])),
+ (unset_option ["O0", "O1"]),
+ (and (switch_on "O1"), (switch_on "O0")),
+ (unset_option "O0"))
+>;
+
+
// Tools
class llvm_gcc_based <string cmd_prefix, string in_lang, string E_ext> : Tool<
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