llvm/test/CodeGen/ARM/crash.ll
Jakob Stoklund Olesen fe42808f44 Transfer implicit operands in NEONMoveFixPass.
Later passes /are/ using this information when running the register
scavenger.

This fixes the second problem in PR10520.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@136440 91177308-0d34-0410-b5e6-96231b3b80d8
2011-07-29 00:27:35 +00:00

72 lines
2.5 KiB
LLVM

; RUN: llc < %s -mtriple=thumbv7-apple-darwin10 -verify-arm-pseudo-expand
; <rdar://problem/8529919>
%struct.foo = type { i32, i32 }
define void @func() nounwind {
entry:
%tmp = load i32* undef, align 4
br label %bb1
bb1:
%tmp1 = and i32 %tmp, 16
%tmp2 = icmp eq i32 %tmp1, 0
%invok.1.i = select i1 %tmp2, i32 undef, i32 0
%tmp119 = add i32 %invok.1.i, 0
br i1 undef, label %bb2, label %exit
bb2:
%tmp120 = add i32 %tmp119, 0
%scevgep810.i = getelementptr %struct.foo* null, i32 %tmp120, i32 1
store i32 undef, i32* %scevgep810.i, align 4
br i1 undef, label %bb2, label %bb3
bb3:
br i1 %tmp2, label %bb2, label %bb2
exit:
ret void
}
; PR10520 - REG_SEQUENCE with implicit-def operands.
define arm_aapcs_vfpcc void @foo() nounwind align 2 {
bb:
%tmp = shufflevector <2 x i64> undef, <2 x i64> undef, <1 x i32> <i32 1>
%tmp8 = bitcast <1 x i64> %tmp to <2 x float>
%tmp9 = shufflevector <2 x float> %tmp8, <2 x float> %tmp8, <4 x i32> <i32 1, i32 1, i32 1, i32 1>
%tmp10 = fmul <4 x float> undef, %tmp9
%tmp11 = fadd <4 x float> %tmp10, undef
%tmp12 = fadd <4 x float> undef, %tmp11
%tmp13 = bitcast <4 x float> %tmp12 to i128
%tmp14 = bitcast i128 %tmp13 to <4 x float>
%tmp15 = bitcast <4 x float> %tmp14 to i128
%tmp16 = bitcast i128 %tmp15 to <4 x float>
%tmp17 = bitcast <4 x float> %tmp16 to i128
%tmp18 = bitcast i128 %tmp17 to <4 x float>
%tmp19 = bitcast <4 x float> %tmp18 to i128
%tmp20 = bitcast i128 %tmp19 to <4 x float>
store <4 x float> %tmp20, <4 x float>* undef, align 16
ret void
}
; PR10520, second bug. NEONMoveFixPass needs to preserve implicit operands.
define arm_aapcs_vfpcc void @pr10520_2() nounwind align 2 {
bb:
%tmp76 = shufflevector <2 x i64> zeroinitializer, <2 x i64> zeroinitializer, <1 x i32> <i32 1>
%tmp77 = bitcast <1 x i64> %tmp76 to <2 x float>
%tmp78 = shufflevector <2 x float> %tmp77, <2 x float> %tmp77, <4 x i32> zeroinitializer
%tmp81 = fmul <4 x float> undef, %tmp78
%tmp82 = fadd <4 x float> %tmp81, undef
%tmp85 = fadd <4 x float> %tmp82, undef
%tmp86 = bitcast <4 x float> %tmp85 to i128
%tmp136 = bitcast i128 %tmp86 to <4 x float>
%tmp137 = bitcast <4 x float> %tmp136 to i128
%tmp138 = bitcast i128 %tmp137 to <4 x float>
%tmp139 = bitcast <4 x float> %tmp138 to i128
%tmp152 = bitcast i128 %tmp139 to <4 x float>
%tmp153 = bitcast <4 x float> %tmp152 to i128
%tmp154 = bitcast i128 %tmp153 to <4 x float>
store <4 x float> %tmp154, <4 x float>* undef, align 16
ret void
}