blob: 6ace82bc8e09e3be20e3727a96e4986c8b797d5e [file] [log] [blame]
; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --version 2
; RUN: opt < %s -passes=instcombine -S | FileCheck %s
define void @test1(ptr %a, ptr readnone %a_end, ptr %b.i) {
; CHECK-LABEL: define void @test1
; CHECK-SAME: (ptr [[A:%.*]], ptr readnone [[A_END:%.*]], ptr [[B_I:%.*]]) {
; CHECK-NEXT: entry:
; CHECK-NEXT: [[CMP1:%.*]] = icmp ult ptr [[A]], [[A_END]]
; CHECK-NEXT: br i1 [[CMP1]], label [[FOR_BODY_PREHEADER:%.*]], label [[FOR_END:%.*]]
; CHECK: for.body.preheader:
; CHECK-NEXT: br label [[FOR_BODY:%.*]]
; CHECK: for.body:
; CHECK-NEXT: [[A_ADDR_03:%.*]] = phi ptr [ [[INCDEC_PTR:%.*]], [[FOR_BODY]] ], [ [[A]], [[FOR_BODY_PREHEADER]] ]
; CHECK-NEXT: [[B_ADDR_02_IN:%.*]] = phi ptr [ [[ADD:%.*]], [[FOR_BODY]] ], [ [[B_I]], [[FOR_BODY_PREHEADER]] ]
; CHECK-NEXT: [[TMP1:%.*]] = load float, ptr [[B_ADDR_02_IN]], align 4
; CHECK-NEXT: [[MUL_I:%.*]] = fmul float [[TMP1]], 4.200000e+01
; CHECK-NEXT: store float [[MUL_I]], ptr [[A_ADDR_03]], align 4
; CHECK-NEXT: [[ADD]] = getelementptr inbounds float, ptr [[B_ADDR_02_IN]], i64 1
; CHECK-NEXT: [[INCDEC_PTR]] = getelementptr inbounds float, ptr [[A_ADDR_03]], i64 1
; CHECK-NEXT: [[CMP:%.*]] = icmp ult ptr [[INCDEC_PTR]], [[A_END]]
; CHECK-NEXT: br i1 [[CMP]], label [[FOR_BODY]], label [[FOR_END]]
; CHECK: for.end:
; CHECK-NEXT: ret void
;
entry:
%cmp1 = icmp ult ptr %a, %a_end
br i1 %cmp1, label %for.body.preheader, label %for.end
for.body.preheader: ; preds = %entry
%b = ptrtoint ptr %b.i to i64
br label %for.body
for.body: ; preds = %for.body, %for.body.preheader
%a.addr.03 = phi ptr [ %incdec.ptr, %for.body ], [ %a, %for.body.preheader ]
%b.addr.02 = phi i64 [ %add.int, %for.body ], [ %b, %for.body.preheader ]
%tmp = inttoptr i64 %b.addr.02 to ptr
%tmp1 = load float, ptr %tmp, align 4
%mul.i = fmul float %tmp1, 4.200000e+01
store float %mul.i, ptr %a.addr.03, align 4
%add = getelementptr inbounds float, ptr %tmp, i64 1
%add.int = ptrtoint ptr %add to i64
%incdec.ptr = getelementptr inbounds float, ptr %a.addr.03, i64 1
%cmp = icmp ult ptr %incdec.ptr, %a_end
br i1 %cmp, label %for.body, label %for.end
for.end: ; preds = %for.body, %entry
ret void
}