llvm-project/llvm/test/CodeGen/X86/store_op_load_fold.ll

14 lines
367 B
LLVM

; RUN: llc < %s -march=x86 | not grep mov
;
; Test the add and load are folded into the store instruction.
@X = internal global i16 0 ; <i16*> [#uses=2]
define void @foo() {
%tmp.0 = load i16* @X ; <i16> [#uses=1]
%tmp.3 = add i16 %tmp.0, 329 ; <i16> [#uses=1]
store i16 %tmp.3, i16* @X
ret void
}