[X86][SSE] Add missing USUBSAT test coverage
authorSimon Pilgrim <llvm-dev@redking.me.uk>
Mon, 15 Feb 2021 11:38:08 +0000 (11:38 +0000)
committerSimon Pilgrim <llvm-dev@redking.me.uk>
Mon, 15 Feb 2021 11:38:23 +0000 (11:38 +0000)
commit7f0ed92667249b48e2064c0e67cc256b6141752b
tree004c42141d8ed31c828541ffb6e2b0f72d8de6c8
parent357237e93ec1c75302bf11975cfadc8fc2220a55
[X86][SSE] Add missing USUBSAT test coverage

Before we start removing combineSubToSubus (PR40111) - make sure we have actually have test coverage for SUB(X,TRUNC(UMIN(ZEXT(X),Y))) -> USUBSAT(X,TRUNC(UMIN(Y,C)))) patterns
llvm/test/CodeGen/X86/psubus.ll