2011-08-04 00:33:19 +08:00
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; RUN: llc %s -O0 -fast-isel -regalloc=fast -mcpu=i386 -o -
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2009-09-08 12:55:44 +08:00
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; PR4767
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target datalayout = "e-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-f32:32:32-f64:32:64-v64:64:64-v128:128:128-a0:0:64-f80:128:128"
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target triple = "i386-apple-darwin10"
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define void @fn(x86_fp80 %x) nounwind ssp {
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entry:
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%x.addr = alloca x86_fp80 ; <x86_fp80*> [#uses=5]
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store x86_fp80 %x, x86_fp80* %x.addr
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br i1 false, label %cond.true, label %cond.false
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cond.true: ; preds = %entry
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%tmp = load x86_fp80* %x.addr ; <x86_fp80> [#uses=1]
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%tmp1 = load x86_fp80* %x.addr ; <x86_fp80> [#uses=1]
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%cmp = fcmp oeq x86_fp80 %tmp, %tmp1 ; <i1> [#uses=1]
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br i1 %cmp, label %if.then, label %if.end
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cond.false: ; preds = %entry
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%tmp2 = load x86_fp80* %x.addr ; <x86_fp80> [#uses=1]
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%tmp3 = load x86_fp80* %x.addr ; <x86_fp80> [#uses=1]
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%cmp4 = fcmp une x86_fp80 %tmp2, %tmp3 ; <i1> [#uses=1]
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br i1 %cmp4, label %if.then, label %if.end
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if.then: ; preds = %cond.false, %cond.true
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br label %if.end
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if.end: ; preds = %if.then, %cond.false, %cond.true
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ret void
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}
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2011-08-04 00:33:19 +08:00
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; PR10575
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; This produces a FP0 = IMPLICIT_DEF instruction.
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define void @__m_rankmerge_MOD_dindexmerge_() nounwind {
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entry:
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br label %"20"
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"20": ; preds = %"23", %entry
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%0 = phi double [ undef, %entry ], [ %0, %"23" ]
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%1 = phi double [ 0.000000e+00, %entry ], [ %2, %"23" ]
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br i1 undef, label %"21", label %"23"
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"21": ; preds = %"20"
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ret void
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"23": ; preds = %"20"
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%2 = select i1 undef, double %0, double %1
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br label %"20"
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}
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