[PATCH] D25987: [X86] New pattern to generate PSUBUS from SELECT

[Simon Pilgrim via Phabricator via llvm-commits]

RKSimon added inline comments.


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Comment at: lib/Target/X86/X86ISelLowering.cpp:29378
+        Other.getOperand(0).getOpcode() == ISD::SUB && isUnsignedIntSetCC(CC)
+	&& Subtarget.hasSSE41()) {
+      //  x >= y ? x - y : 0, where y is wider then x. We can truncate y
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clang-format


https://reviews.llvm.org/D25987