36 lines
1.1 KiB
LLVM
36 lines
1.1 KiB
LLVM
; RUN: opt < %s -instcombine -S | not grep zeroinitializer
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define void @foo(i64 %A, i64 %B) {
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bb8:
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br label %bb30
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bb30:
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%s0 = phi i64 [ 0, %bb8 ], [ %r21, %bb30 ]
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%l0 = phi i64 [ -2222, %bb8 ], [ %r23, %bb30 ]
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%r2 = add i64 %s0, %B
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%r3 = inttoptr i64 %r2 to <2 x double>*
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%r4 = load <2 x double>, <2 x double>* %r3, align 8
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%r6 = bitcast <2 x double> %r4 to <2 x i64>
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%r7 = bitcast <2 x double> zeroinitializer to <2 x i64>
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%r8 = insertelement <2 x i64> undef, i64 9223372036854775807, i32 0
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%r9 = insertelement <2 x i64> undef, i64 -9223372036854775808, i32 0
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%r10 = insertelement <2 x i64> %r8, i64 9223372036854775807, i32 1
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%r11 = insertelement <2 x i64> %r9, i64 -9223372036854775808, i32 1
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%r12 = and <2 x i64> %r6, %r10
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%r13 = and <2 x i64> %r7, %r11
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%r14 = or <2 x i64> %r12, %r13
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%r15 = bitcast <2 x i64> %r14 to <2 x double>
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%r18 = add i64 %s0, %A
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%r19 = inttoptr i64 %r18 to <2 x double>*
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store <2 x double> %r15, <2 x double>* %r19, align 8
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%r21 = add i64 16, %s0
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%r23 = add i64 1, %l0
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%r25 = icmp slt i64 %r23, 0
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%r26 = zext i1 %r25 to i64
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%r27 = icmp ne i64 %r26, 0
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br i1 %r27, label %bb30, label %bb5
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bb5:
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ret void
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}
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