pr27897.ll
1.75 KB
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; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
; RUN: opt -S -mtriple=powerpc64-linux-gnu -mcpu=pwr8 -mattr=+vsx -slp-vectorizer < %s | FileCheck %s
%struct.A = type { i8*, i8* }
define i64 @foo(%struct.A* nocapture readonly %this) {
; CHECK-LABEL: @foo(
; CHECK-NEXT: entry:
; CHECK-NEXT: [[END_I:%.*]] = getelementptr inbounds [[STRUCT_A:%.*]], %struct.A* [[THIS:%.*]], i64 0, i32 1
; CHECK-NEXT: [[TMP0:%.*]] = bitcast i8** [[END_I]] to i64*
; CHECK-NEXT: [[TMP1:%.*]] = load i64, i64* [[TMP0]], align 8
; CHECK-NEXT: [[TMP2:%.*]] = bitcast %struct.A* [[THIS]] to i64*
; CHECK-NEXT: [[TMP3:%.*]] = load i64, i64* [[TMP2]], align 8
; CHECK-NEXT: [[SUB_PTR_SUB_I:%.*]] = sub i64 [[TMP1]], [[TMP3]]
; CHECK-NEXT: [[CMP:%.*]] = icmp sgt i64 [[SUB_PTR_SUB_I]], 9
; CHECK-NEXT: br i1 [[CMP]], label [[RETURN:%.*]], label [[LOR_LHS_FALSE:%.*]]
; CHECK: lor.lhs.false:
; CHECK-NEXT: [[TMP4:%.*]] = inttoptr i64 [[TMP3]] to i8*
; CHECK-NEXT: [[TMP5:%.*]] = inttoptr i64 [[TMP1]] to i8*
; CHECK-NEXT: [[CMP2:%.*]] = icmp ugt i8* [[TMP5]], [[TMP4]]
; CHECK-NEXT: [[DOT:%.*]] = select i1 [[CMP2]], i64 2, i64 -1
; CHECK-NEXT: ret i64 [[DOT]]
; CHECK: return:
; CHECK-NEXT: ret i64 2
;
entry:
%end.i = getelementptr inbounds %struct.A, %struct.A* %this, i64 0, i32 1
%0 = bitcast i8** %end.i to i64*
%1 = load i64, i64* %0, align 8
%2 = bitcast %struct.A* %this to i64*
%3 = load i64, i64* %2, align 8
%sub.ptr.sub.i = sub i64 %1, %3
%cmp = icmp sgt i64 %sub.ptr.sub.i, 9
br i1 %cmp, label %return, label %lor.lhs.false
lor.lhs.false:
%4 = inttoptr i64 %3 to i8*
%5 = inttoptr i64 %1 to i8*
%cmp2 = icmp ugt i8* %5, %4
%. = select i1 %cmp2, i64 2, i64 -1
ret i64 %.
return:
ret i64 2
}