57 lines
2.2 KiB
LLVM
57 lines
2.2 KiB
LLVM
; RUN: llc < %s -march=avr | FileCheck %s
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; XFAIL: *
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; This occurs when compiling Rust libcore.
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;
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; Assertion failed:
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; (DstReg != SrcReg && "SrcReg and DstReg cannot be the same")
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; lib/Target/AVR/AVRExpandPseudoInsts.cpp, line 817
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;
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; https://github.com/avr-llvm/llvm/issues/229
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; CHECK-LABEL: rust_eh_personality
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declare void @rust_eh_personality()
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; CHECK-LABEL: __udivmoddi4
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define void @__udivmoddi4(i64 %arg, i64 %arg1) personality i32 (...)* bitcast (void ()* @rust_eh_personality to i32 (...)*) {
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entry-block:
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%tmp = lshr i64 %arg, 32
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%tmp2 = trunc i64 %tmp to i32
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%tmp3 = trunc i64 %arg to i32
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%tmp4 = add i64 %arg1, -1
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br label %bb135
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bb133.loopexit:
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ret void
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bb135:
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%carry.0120 = phi i64 [ 0, %entry-block ], [ %phitmp, %bb135 ]
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%q.sroa.12.1119 = phi i32 [ %tmp3, %entry-block ], [ %q.sroa.12.0.extract.trunc, %bb135 ]
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%q.sroa.0.1118 = phi i32 [ 0, %entry-block ], [ %q.sroa.0.0.extract.trunc, %bb135 ]
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%r.sroa.0.1116 = phi i32 [ %tmp2, %entry-block ], [ undef, %bb135 ]
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%r.sroa.0.0.insert.ext62 = zext i32 %r.sroa.0.1116 to i64
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%r.sroa.0.0.insert.insert64 = or i64 0, %r.sroa.0.0.insert.ext62
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%tmp5 = shl nuw nsw i64 %r.sroa.0.0.insert.ext62, 1
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%q.sroa.12.0.insert.ext101 = zext i32 %q.sroa.12.1119 to i64
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%q.sroa.12.0.insert.shift102 = shl nuw i64 %q.sroa.12.0.insert.ext101, 32
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%q.sroa.0.0.insert.ext87 = zext i32 %q.sroa.0.1118 to i64
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%q.sroa.0.0.insert.insert89 = or i64 %q.sroa.12.0.insert.shift102, %q.sroa.0.0.insert.ext87
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%tmp6 = lshr i64 %q.sroa.12.0.insert.ext101, 31
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%tmp7 = lshr i64 %r.sroa.0.0.insert.insert64, 31
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%tmp8 = shl nuw nsw i64 %q.sroa.0.0.insert.ext87, 1
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%tmp9 = or i64 %tmp8, %carry.0120
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%q.sroa.0.0.extract.trunc = trunc i64 %tmp9 to i32
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%tmp10 = lshr i64 %q.sroa.0.0.insert.insert89, 31
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%q.sroa.12.0.extract.trunc = trunc i64 %tmp10 to i32
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%r.sroa.13.0.insert.shift72 = shl i64 %tmp7, 32
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%.masked114 = and i64 %tmp5, 4294967294
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%r.sroa.0.0.insert.ext57 = or i64 %tmp6, %.masked114
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%r.sroa.0.0.insert.insert59 = or i64 %r.sroa.0.0.insert.ext57, %r.sroa.13.0.insert.shift72
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%tmp11 = sub i64 %tmp4, %r.sroa.0.0.insert.insert59
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%tmp12 = ashr i64 %tmp11, 63
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%phitmp = and i64 %tmp12, 1
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%tmp13 = icmp ult i32 undef, 32
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br i1 %tmp13, label %bb135, label %bb133.loopexit
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}
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