common-global-addr.ll
436 Bytes
; RUN: llc -march=hexagon -hexagon-small-data-threshold=0 -disable-hexagon-amodeopt -hexagon-cext-threshold=1 < %s | FileCheck %s
; Check commoning of global addresses.
@g0 = external global i32
; Function Attrs: nounwind
define zeroext i32 @f0() #0 {
b0:
; CHECK: ##g0
; CHECK-NOT: ##g0
%v0 = load i32, i32* @g0, align 1
%v1 = mul nsw i32 100, %v0
store i32 %v1, i32* @g0, align 1
ret i32 %v1
}
attributes #0 = { nounwind }