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Added masked load optimization pass.

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This pass handles the "all on" and "all off" mask cases appropriately.

Also renamed load_masked stuff in built-ins to masked_load for consistency with
masked_store.
This commit is contained in:
Matt Pharr
2012-01-04 11:51:26 -08:00
parent 75f18c7c66
commit 562d61caff
9 changed files with 152 additions and 46 deletions
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8
builtins/target-generic-common.ll
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@@ -175,10 +175,10 @@ load_and_broadcast(WIDTH, i16, 16)
load_and_broadcast(WIDTH, i32, 32)
load_and_broadcast(WIDTH, i64, 64)
declare <WIDTH x i8> @__load_masked_8(i8 * nocapture, <WIDTH x i1> %mask) nounwind readonly
declare <WIDTH x i16> @__load_masked_16(i8 * nocapture, <WIDTH x i1> %mask) nounwind readonly
declare <WIDTH x i32> @__load_masked_32(i8 * nocapture, <WIDTH x i1> %mask) nounwind readonly
declare <WIDTH x i64> @__load_masked_64(i8 * nocapture, <WIDTH x i1> %mask) nounwind readonly
declare <WIDTH x i8> @__masked_load_8(i8 * nocapture, <WIDTH x i1> %mask) nounwind readonly
declare <WIDTH x i16> @__masked_load_16(i8 * nocapture, <WIDTH x i1> %mask) nounwind readonly
declare <WIDTH x i32> @__masked_load_32(i8 * nocapture, <WIDTH x i1> %mask) nounwind readonly
declare <WIDTH x i64> @__masked_load_64(i8 * nocapture, <WIDTH x i1> %mask) nounwind readonly
declare void @__masked_store_8(<WIDTH x i8>* nocapture, <WIDTH x i8>,
<WIDTH x i1>) nounwind