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authorTom Stellard <thomas.stellard@amd.com>2013-06-26 18:21:25 +0000
committerTom Stellard <thomas.stellard@amd.com>2013-06-26 18:21:25 +0000
commit7a2f843ed11f41c55b94c57769e9987457979cf0 (patch)
tree9016b9c45b6a70e8e49f228e983dfa2dde7107bc
parenta6c4ea315053dc20ced08f9e0f9efb545e2179b7 (diff)
Add a another TODO note.
Patch by: Aaron Watry git-svn-id: https://llvm.org/svn/llvm-project/libclc/trunk@184999 91177308-0d34-0410-b5e6-96231b3b80d8
-rw-r--r--generic/lib/integer/rotate.inc3
1 files changed, 3 insertions, 0 deletions
diff --git a/generic/lib/integer/rotate.inc b/generic/lib/integer/rotate.inc
index b34ffed..2aa6cc9 100644
--- a/generic/lib/integer/rotate.inc
+++ b/generic/lib/integer/rotate.inc
@@ -27,6 +27,9 @@ _CLC_OVERLOAD _CLC_DEF GENTYPE rotate(GENTYPE x, GENTYPE n){
UGENTYPE x_1 = __builtin_astype(x, UGENTYPE);
+ //XXX: Is (UGENTYPE >> SGENTYPE) | (UGENTYPE << SGENTYPE) legal?
+ // If so, then combine the amt and shifts into a single set of statements
+
UGENTYPE amt;
amt = (n < (GENTYPE)0 ? __builtin_astype((GENTYPE)0-n, UGENTYPE) : (UGENTYPE)0);
x_1 = (x_1 >> amt) | (x_1 << ((UGENTYPE)GENSIZE - amt));