1 ; RUN: llvm-as < %s | llc -mcpu=i686 | grep jmp | wc -l | grep 1
2 ; check that branch folding understands FP_REG_KILL is not a branch
3 ; the remaining jmp can be removed if we take advantage of knowing
4 ; abort does not return
7 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"
8 target triple = "i686-pc-linux-gnu"
9 %struct.FRAME.c34003a = type { float, float }
10 @report_E = global i8 0 ; <i8*> [#uses=0]
14 %FRAME.31 = alloca %struct.FRAME.c34003a, align 8 ; <%struct.FRAME.c34003a*> [#uses=4]
15 %tmp20 = call i32 @report__ident_int( i32 -50 ) ; <i32> [#uses=1]
16 %tmp2021 = sitofp i32 %tmp20 to float ; <float> [#uses=5]
17 %tmp23 = fcmp ult float %tmp2021, 0xC7EFFFFFE0000000 ; <i1> [#uses=1]
18 %tmp26 = fcmp ugt float %tmp2021, 0x47EFFFFFE0000000 ; <i1> [#uses=1]
19 %bothcond = or i1 %tmp23, %tmp26 ; <i1> [#uses=1]
20 br i1 %bothcond, label %bb, label %bb30
25 bb30: ; preds = %entry
26 %tmp35 = call i32 @report__ident_int( i32 50 ) ; <i32> [#uses=1]
27 %tmp3536 = sitofp i32 %tmp35 to float ; <float> [#uses=4]
28 %tmp38 = fcmp ult float %tmp3536, 0xC7EFFFFFE0000000 ; <i1> [#uses=1]
29 %tmp44 = fcmp ugt float %tmp3536, 0x47EFFFFFE0000000 ; <i1> [#uses=1]
30 %bothcond226 = or i1 %tmp38, %tmp44 ; <i1> [#uses=1]
31 br i1 %bothcond226, label %bb47, label %bb49
37 %tmp60 = fcmp ult float %tmp3536, %tmp2021 ; <i1> [#uses=1]
38 %tmp60.not = xor i1 %tmp60, true ; <i1> [#uses=1]
39 %tmp65 = fcmp olt float %tmp2021, 0xC7EFFFFFE0000000 ; <i1> [#uses=1]
40 %bothcond227 = and i1 %tmp65, %tmp60.not ; <i1> [#uses=1]
41 br i1 %bothcond227, label %cond_true68, label %cond_next70
43 cond_true68: ; preds = %bb49
46 cond_next70: ; preds = %bb49
47 %tmp71 = call i32 @report__ident_int( i32 -30 ) ; <i32> [#uses=1]
48 %tmp7172 = sitofp i32 %tmp71 to float ; <float> [#uses=3]
49 %tmp74 = fcmp ult float %tmp7172, 0xC7EFFFFFE0000000 ; <i1> [#uses=1]
50 %tmp80 = fcmp ugt float %tmp7172, 0x47EFFFFFE0000000 ; <i1> [#uses=1]
51 %bothcond228 = or i1 %tmp74, %tmp80 ; <i1> [#uses=1]
52 br i1 %bothcond228, label %bb83, label %bb85
54 bb83: ; preds = %cond_next70
57 bb85: ; preds = %cond_next70
58 %tmp90 = getelementptr %struct.FRAME.c34003a* %FRAME.31, i32 0, i32 1 ; <float*> [#uses=3]
59 store float %tmp7172, float* %tmp90
60 %tmp92 = call i32 @report__ident_int( i32 30 ) ; <i32> [#uses=1]
61 %tmp9293 = sitofp i32 %tmp92 to float ; <float> [#uses=7]
62 %tmp95 = fcmp ult float %tmp9293, 0xC7EFFFFFE0000000 ; <i1> [#uses=1]
63 %tmp101 = fcmp ugt float %tmp9293, 0x47EFFFFFE0000000 ; <i1> [#uses=1]
64 %bothcond229 = or i1 %tmp95, %tmp101 ; <i1> [#uses=1]
65 br i1 %bothcond229, label %bb104, label %bb106
67 bb104: ; preds = %bb85
70 bb106: ; preds = %bb85
71 %tmp111 = getelementptr %struct.FRAME.c34003a* %FRAME.31, i32 0, i32 0 ; <float*> [#uses=2]
72 store float %tmp9293, float* %tmp111
73 %tmp123 = load float* %tmp90 ; <float> [#uses=4]
74 %tmp125 = fcmp ult float %tmp9293, %tmp123 ; <i1> [#uses=1]
75 br i1 %tmp125, label %cond_next147, label %cond_true128
77 cond_true128: ; preds = %bb106
78 %tmp133 = fcmp olt float %tmp123, %tmp2021 ; <i1> [#uses=1]
79 %tmp142 = fcmp ogt float %tmp9293, %tmp3536 ; <i1> [#uses=1]
80 %bothcond230 = or i1 %tmp133, %tmp142 ; <i1> [#uses=1]
81 br i1 %bothcond230, label %bb145, label %cond_next147
83 bb145: ; preds = %cond_true128
86 cond_next147: ; preds = %cond_true128, %bb106
87 %tmp157 = fcmp ugt float %tmp123, -3.000000e+01 ; <i1> [#uses=1]
88 %tmp165 = fcmp ult float %tmp9293, -3.000000e+01 ; <i1> [#uses=1]
89 %bothcond231 = or i1 %tmp157, %tmp165 ; <i1> [#uses=1]
90 br i1 %bothcond231, label %bb168, label %bb169
92 bb168: ; preds = %cond_next147
95 bb169: ; preds = %cond_next147
96 %tmp176 = fcmp ugt float %tmp123, 3.000000e+01 ; <i1> [#uses=1]
97 %tmp184 = fcmp ult float %tmp9293, 3.000000e+01 ; <i1> [#uses=1]
98 %bothcond232 = or i1 %tmp176, %tmp184 ; <i1> [#uses=1]
99 br i1 %bothcond232, label %bb187, label %bb188
101 bb187: ; preds = %bb169
104 bb188: ; preds = %bb169
105 %tmp192 = call fastcc float @c34003a__ident.154( %struct.FRAME.c34003a* %FRAME.31, float 3.000000e+01 ) ; <float> [#uses=2]
106 %tmp194 = load float* %tmp90 ; <float> [#uses=1]
107 %tmp196 = fcmp ugt float %tmp194, 0.000000e+00 ; <i1> [#uses=1]
108 br i1 %tmp196, label %bb207, label %cond_next200
110 cond_next200: ; preds = %bb188
111 %tmp202 = load float* %tmp111 ; <float> [#uses=1]
112 %tmp204 = fcmp ult float %tmp202, 0.000000e+00 ; <i1> [#uses=1]
113 br i1 %tmp204, label %bb207, label %bb208
115 bb207: ; preds = %cond_next200, %bb188
118 bb208: ; preds = %cond_next200
119 %tmp212 = call fastcc float @c34003a__ident.154( %struct.FRAME.c34003a* %FRAME.31, float 0.000000e+00 ) ; <float> [#uses=1]
120 %tmp214 = fcmp oge float %tmp212, %tmp192 ; <i1> [#uses=1]
121 %tmp217 = fcmp oge float %tmp192, 1.000000e+02 ; <i1> [#uses=1]
122 %tmp221 = or i1 %tmp214, %tmp217 ; <i1> [#uses=1]
123 br i1 %tmp221, label %cond_true224, label %UnifiedReturnBlock
125 cond_true224: ; preds = %bb208
126 call void @abort( ) noreturn
129 UnifiedReturnBlock: ; preds = %bb208
133 declare fastcc float @c34003a__ident.154(%struct.FRAME.c34003a* %CHAIN.32, float %x)
135 declare i32 @report__ident_int(i32 %x)
137 declare void @abort() noreturn