llvm-project/llvm/test/CodeGen/X86/2010-01-13-OptExtBug.ll
Nikita Popov b980841652 [X86] Migrate more tests to opaque pointers (NFC)
Migrate some more tests that required manual fixups (e.g. due to
phi nodes), but have no codegen changes.

Also tweak some more tests that had leftover no-op constant
expressions.
2022-06-22 15:39:11 +02:00

44 lines
1.2 KiB
LLVM

; RUN: llc < %s -mtriple=i386-pc-linux-gnu
; PR6027
%class.OlsonTimeZone = type { i16, ptr, ptr, i16 }
define void @XX(ptr %this) align 2 {
entry:
%call = tail call ptr @_Z15uprv_malloc_4_2v()
%tmp = getelementptr inbounds %class.OlsonTimeZone, ptr %this, i32 0, i32 3
%tmp2 = load i16, ptr %tmp
%tmp626 = load i16, ptr %this
%cmp27 = icmp slt i16 %tmp2, %tmp626
br i1 %cmp27, label %bb.nph, label %for.end
for.cond:
%tmp6 = load i16, ptr %this
%cmp = icmp slt i16 %inc, %tmp6
%indvar.next = add i32 %indvar, 1
br i1 %cmp, label %for.body, label %for.end
bb.nph:
%tmp10 = getelementptr inbounds %class.OlsonTimeZone, ptr %this, i32 0, i32 2
%tmp17 = getelementptr inbounds %class.OlsonTimeZone, ptr %this, i32 0, i32 1
%tmp29 = sext i16 %tmp2 to i32
%tmp31 = add i16 %tmp2, 1
%tmp32 = zext i16 %tmp31 to i32
br label %for.body
for.body:
%indvar = phi i32 [ 0, %bb.nph ], [ %indvar.next, %for.cond ]
%tmp30 = add i32 %indvar, %tmp29
%tmp33 = add i32 %indvar, %tmp32
%inc = trunc i32 %tmp33 to i16
%tmp11 = load ptr, ptr %tmp10
%arrayidx = getelementptr i8, ptr %tmp11, i32 %tmp30
%tmp12 = load i8, ptr %arrayidx
br label %for.cond
for.end:
ret void
}
declare ptr @_Z15uprv_malloc_4_2v()