| Jakob Stoklund Olesen | 56e3232 | 2011-08-03 16:33:19 +0000 | [diff] [blame] | 1 | ; RUN: llc %s -O0 -fast-isel -regalloc=fast -mcpu=i386 -o - |
| Chris Lattner | ba3598c | 2009-09-08 04:55:44 +0000 | [diff] [blame] | 2 | ; PR4767 |
| 3 | |
| 4 | 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" |
| 5 | target triple = "i386-apple-darwin10" |
| 6 | |
| 7 | define void @fn(x86_fp80 %x) nounwind ssp { |
| 8 | entry: |
| 9 | %x.addr = alloca x86_fp80 ; <x86_fp80*> [#uses=5] |
| 10 | store x86_fp80 %x, x86_fp80* %x.addr |
| 11 | br i1 false, label %cond.true, label %cond.false |
| 12 | |
| 13 | cond.true: ; preds = %entry |
| 14 | %tmp = load x86_fp80* %x.addr ; <x86_fp80> [#uses=1] |
| 15 | %tmp1 = load x86_fp80* %x.addr ; <x86_fp80> [#uses=1] |
| 16 | %cmp = fcmp oeq x86_fp80 %tmp, %tmp1 ; <i1> [#uses=1] |
| 17 | br i1 %cmp, label %if.then, label %if.end |
| 18 | |
| 19 | cond.false: ; preds = %entry |
| 20 | %tmp2 = load x86_fp80* %x.addr ; <x86_fp80> [#uses=1] |
| 21 | %tmp3 = load x86_fp80* %x.addr ; <x86_fp80> [#uses=1] |
| 22 | %cmp4 = fcmp une x86_fp80 %tmp2, %tmp3 ; <i1> [#uses=1] |
| 23 | br i1 %cmp4, label %if.then, label %if.end |
| 24 | |
| 25 | if.then: ; preds = %cond.false, %cond.true |
| 26 | br label %if.end |
| 27 | |
| 28 | if.end: ; preds = %if.then, %cond.false, %cond.true |
| 29 | ret void |
| 30 | } |
| Jakob Stoklund Olesen | 56e3232 | 2011-08-03 16:33:19 +0000 | [diff] [blame] | 31 | |
| 32 | ; PR10575 |
| 33 | ; This produces a FP0 = IMPLICIT_DEF instruction. |
| 34 | define void @__m_rankmerge_MOD_dindexmerge_() nounwind { |
| 35 | entry: |
| 36 | br label %"20" |
| 37 | |
| 38 | "20": ; preds = %"23", %entry |
| 39 | %0 = phi double [ undef, %entry ], [ %0, %"23" ] |
| 40 | %1 = phi double [ 0.000000e+00, %entry ], [ %2, %"23" ] |
| 41 | br i1 undef, label %"21", label %"23" |
| 42 | |
| 43 | "21": ; preds = %"20" |
| 44 | ret void |
| 45 | |
| 46 | "23": ; preds = %"20" |
| 47 | %2 = select i1 undef, double %0, double %1 |
| 48 | br label %"20" |
| 49 | } |