daf32b13d7
Remove the assertion about the pointer element type, only check that the stride is one. Ultimately, the actual pointer type here doesn't matter, because SCEVExpander would insert appropriate casts if necessary.
43 lines
1.6 KiB
LLVM
43 lines
1.6 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
|
|
; RUN: opt -S -indvars -opaque-pointers < %s | FileCheck %s
|
|
|
|
target datalayout = "n8:16:32:64"
|
|
|
|
@data = common global [240 x i8] zeroinitializer, align 16
|
|
|
|
; Based on the test from lftr.ll
|
|
define void @test_zext(ptr %a) {
|
|
; CHECK-LABEL: @test_zext(
|
|
; CHECK-NEXT: entry:
|
|
; CHECK-NEXT: br label [[LOOP:%.*]]
|
|
; CHECK: loop:
|
|
; CHECK-NEXT: [[P_0:%.*]] = phi ptr [ getelementptr inbounds ([240 x i8], ptr @data, i64 0, i64 0), [[ENTRY:%.*]] ], [ [[T3:%.*]], [[LOOP]] ]
|
|
; CHECK-NEXT: [[DOT0:%.*]] = phi ptr [ [[A:%.*]], [[ENTRY]] ], [ [[T:%.*]], [[LOOP]] ]
|
|
; CHECK-NEXT: [[T]] = getelementptr inbounds i8, ptr [[DOT0]], i64 1
|
|
; CHECK-NEXT: [[T2:%.*]] = load i8, ptr [[DOT0]], align 1
|
|
; CHECK-NEXT: [[T3]] = getelementptr inbounds i8, ptr [[P_0]], i64 1
|
|
; CHECK-NEXT: store i8 [[T2]], ptr [[P_0]], align 1
|
|
; CHECK-NEXT: [[EXITCOND:%.*]] = icmp ne ptr [[P_0]], getelementptr (i8, ptr @data, i64 239)
|
|
; CHECK-NEXT: br i1 [[EXITCOND]], label [[LOOP]], label [[EXIT:%.*]]
|
|
; CHECK: exit:
|
|
; CHECK-NEXT: ret void
|
|
;
|
|
entry:
|
|
br label %loop
|
|
|
|
loop:
|
|
%i.0 = phi i8 [ 0, %entry ], [ %t4, %loop ]
|
|
%p.0 = phi ptr [ getelementptr inbounds ([240 x i8], [240 x i8]* @data, i64 0, i64 0), %entry ], [ %t3, %loop ]
|
|
%.0 = phi ptr [ %a, %entry ], [ %t, %loop ]
|
|
%t = getelementptr inbounds i8, ptr %.0, i64 1
|
|
%t2 = load i8, ptr %.0, align 1
|
|
%t3 = getelementptr inbounds i8, ptr %p.0, i64 1
|
|
store i8 %t2, ptr %p.0, align 1
|
|
%t4 = add i8 %i.0, 1
|
|
%t5 = icmp ult i8 %t4, -16
|
|
br i1 %t5, label %loop, label %exit
|
|
|
|
exit:
|
|
ret void
|
|
}
|