llvm-project/llvm/test/CodeGen/Hexagon/cmpb-eq.ll

54 lines
2.2 KiB
LLVM

; RUN: llc -march=hexagon < %s | FileCheck %s
; CHECK-NOT: cmpb.eq(r{{[0-9]+}},#-1)
target datalayout = "e-p:32:32:32-i64:64:64-i32:32:32-i16:16:16-i1:32:32-f64:64:64-f32:32:32-v64:64:64-v32:32:32-a0:0-n16:32"
target triple = "hexagon"
%struct.wms_address_s = type { i32, i32, i32, i32, i8, [48 x i8] }
define zeroext i8 @qmi_wmsi_bin_to_addr(i8* %str, i8 zeroext %len, %struct.wms_address_s* %addr) nounwind optsize {
entry:
%cmp = icmp eq i8* %str, null
%cmp2 = icmp eq %struct.wms_address_s* %addr, null
%or.cond = or i1 %cmp, %cmp2
br i1 %or.cond, label %if.then12, label %if.then
if.then: ; preds = %entry
%dec = add i8 %len, -1
%cmp3 = icmp ugt i8 %dec, 24
%tobool27 = icmp eq i8 %dec, 0
%or.cond31 = or i1 %cmp3, %tobool27
br i1 %or.cond31, label %if.then12, label %for.body.lr.ph
for.body.lr.ph: ; preds = %if.then
%dec626 = add i8 %len, -2
br label %for.body
for.body: ; preds = %for.body.lr.ph, %if.end21
%indvars.iv = phi i32 [ 0, %for.body.lr.ph ], [ %indvars.iv.next, %if.end21 ]
%dec630 = phi i8 [ %dec626, %for.body.lr.ph ], [ %dec6, %if.end21 ]
%str.pn = phi i8* [ %str, %for.body.lr.ph ], [ %str.addr.029, %if.end21 ]
%str.addr.029 = getelementptr inbounds i8, i8* %str.pn, i32 1
%0 = load i8, i8* %str.addr.029, align 1, !tbaa !0
%cmp10 = icmp ugt i8 %0, -49
br i1 %cmp10, label %if.then12.loopexit, label %if.end21
if.then12.loopexit: ; preds = %if.end21, %for.body
br label %if.then12
if.then12: ; preds = %if.then12.loopexit, %if.then, %entry
ret i8 0
if.end21: ; preds = %for.body
%shr24 = lshr i8 %0, 4
%arrayidx = getelementptr inbounds %struct.wms_address_s, %struct.wms_address_s* %addr, i32 0, i32 5, i32 %indvars.iv
store i8 %shr24, i8* %arrayidx, align 1, !tbaa !0
%dec6 = add i8 %dec630, -1
%tobool = icmp eq i8 %dec630, 0
%indvars.iv.next = add i32 %indvars.iv, 1
br i1 %tobool, label %if.then12.loopexit, label %for.body
}
!0 = !{!"omnipotent char", !1}
!1 = !{!"Simple C/C++ TBAA"}