llvm-for-llvmta/test/CodeGen/X86/sink-gep-before-mem-inst.ll

26 lines
843 B
LLVM

; RUN: opt < %s -S -codegenprepare -mtriple=x86_64-unknown-linux-gnu | FileCheck %s
define i64 @test.after(i8 addrspace(1)* readonly align 8) {
; CHECK-LABEL: test.after
; CHECK: sunkaddr
entry:
%.0 = getelementptr inbounds i8, i8 addrspace(1)* %0, i64 8
%addr = bitcast i8 addrspace(1)* %.0 to i32 addrspace(1)*
br label %header
header:
%addr.in.loop = phi i32 addrspace(1)* [ %addr, %entry ], [ %addr.after, %header ]
%local_2_ = phi i64 [ 0, %entry ], [ %.9, %header ]
%.7 = load i32, i32 addrspace(1)* %addr.in.loop, align 8
fence acquire
%.1 = getelementptr inbounds i8, i8 addrspace(1)* %0, i64 8
%addr.after = bitcast i8 addrspace(1)* %.1 to i32 addrspace(1)*
%.8 = sext i32 %.7 to i64
%.9 = add i64 %local_2_, %.8
%not. = icmp sgt i64 %.9, 999
br i1 %not., label %exit, label %header
exit:
ret i64 %.9
}