[polly] r303600 - [ScopInfo] Simplify domains early

Tobias Grosser via llvm-commits llvm-commits at lists.llvm.org
Mon May 22 21:26:28 PDT 2017


Author: grosser
Date: Mon May 22 23:26:28 2017
New Revision: 303600

URL: http://llvm.org/viewvc/llvm-project?rev=303600&view=rev
Log:
[ScopInfo] Simplify domains early

This speeds up scop modeling for scops with many redundent existentially
quantified constraints. For the attached test case, this change reduces
scop modeling time from minutes (hours?) to 0.15 seconds.

This change resolves a compilation timeout on the AOSP build.

Thanks Eli for reporting _and_ reducing the test case!

Reported-by: Eli Friedman <efriedma at codeaurora.org>

Added:
    polly/trunk/test/ScopInfo/polly-timeout-parameter-bounds.ll
Modified:
    polly/trunk/lib/Analysis/ScopInfo.cpp

Modified: polly/trunk/lib/Analysis/ScopInfo.cpp
URL: http://llvm.org/viewvc/llvm-project/polly/trunk/lib/Analysis/ScopInfo.cpp?rev=303600&r1=303599&r2=303600&view=diff
==============================================================================
--- polly/trunk/lib/Analysis/ScopInfo.cpp (original)
+++ polly/trunk/lib/Analysis/ScopInfo.cpp Mon May 22 23:26:28 2017
@@ -2912,6 +2912,8 @@ bool Scop::buildDomainsWithBranchConstra
         SuccDomain = CondSet;
       }
 
+      SuccDomain = isl_set_detect_equalities(SuccDomain);
+
       // Check if the maximal number of domain disjunctions was reached.
       // In case this happens we will clean up and bail.
       if (isl_set_n_basic_set(SuccDomain) < MaxDisjunctsInDomain)

Added: polly/trunk/test/ScopInfo/polly-timeout-parameter-bounds.ll
URL: http://llvm.org/viewvc/llvm-project/polly/trunk/test/ScopInfo/polly-timeout-parameter-bounds.ll?rev=303600&view=auto
==============================================================================
--- polly/trunk/test/ScopInfo/polly-timeout-parameter-bounds.ll (added)
+++ polly/trunk/test/ScopInfo/polly-timeout-parameter-bounds.ll Mon May 22 23:26:28 2017
@@ -0,0 +1,378 @@
+; RUN: opt %loadPolly -polly-scops -analyze < %s | FileCheck %s
+
+; CHECK:      Statements {
+; CHECK-NEXT:  	Stmt_bb9
+; CHECK-NEXT:          Domain :=
+; CHECK-NEXT:              [tmp] -> { Stmt_bb9[] };
+; CHECK-NEXT:          Schedule :=
+; CHECK-NEXT:              [tmp] -> { Stmt_bb9[] -> [0] };
+; CHECK-NEXT:          MustWriteAccess :=	[Reduction Type: NONE] [Scalar: 1]
+; CHECK-NEXT:              [tmp] -> { Stmt_bb9[] -> MemRef_tmp8[] };
+; CHECK-NEXT:  	Stmt_bb12
+; CHECK-NEXT:          Domain :=
+; CHECK-NEXT:              [tmp] -> { Stmt_bb12[] : 1073741824*floor((536870912 + tmp)/1073741824) <= tmp };
+; CHECK-NEXT:          Schedule :=
+; CHECK-NEXT:              [tmp] -> { Stmt_bb12[] -> [1] };
+; CHECK-NEXT:          MustWriteAccess :=	[Reduction Type: NONE] [Scalar: 1]
+; CHECK-NEXT:              [tmp] -> { Stmt_bb12[] -> MemRef_tmp8[] };
+; CHECK-NEXT:  	Stmt_bb15
+; CHECK-NEXT:          Domain :=
+; CHECK-NEXT:              [tmp] -> { Stmt_bb15[] : -268435455 + tmp <= 1073741824*floor((536870912 + tmp)/1073741824) <= tmp };
+; CHECK-NEXT:          Schedule :=
+; CHECK-NEXT:              [tmp] -> { Stmt_bb15[] -> [2] };
+; CHECK-NEXT:          MustWriteAccess :=	[Reduction Type: NONE] [Scalar: 1]
+; CHECK-NEXT:              [tmp] -> { Stmt_bb15[] -> MemRef_tmp8[] };
+; CHECK-NEXT:  	Stmt_bb18
+; CHECK-NEXT:          Domain :=
+; CHECK-NEXT:              [tmp] -> { Stmt_bb18[] : -134217727 + tmp <= 1073741824*floor((536870912 + tmp)/1073741824) <= tmp };
+; CHECK-NEXT:          Schedule :=
+; CHECK-NEXT:              [tmp] -> { Stmt_bb18[] -> [3] };
+; CHECK-NEXT:          MustWriteAccess :=	[Reduction Type: NONE] [Scalar: 1]
+; CHECK-NEXT:              [tmp] -> { Stmt_bb18[] -> MemRef_tmp8[] };
+; CHECK-NEXT:  	Stmt_bb21
+; CHECK-NEXT:          Domain :=
+; CHECK-NEXT:              [tmp] -> { Stmt_bb21[] : -67108863 + tmp <= 1073741824*floor((536870912 + tmp)/1073741824) <= tmp };
+; CHECK-NEXT:          Schedule :=
+; CHECK-NEXT:              [tmp] -> { Stmt_bb21[] -> [4] };
+; CHECK-NEXT:          MustWriteAccess :=	[Reduction Type: NONE] [Scalar: 1]
+; CHECK-NEXT:              [tmp] -> { Stmt_bb21[] -> MemRef_tmp8[] };
+; CHECK-NEXT:  	Stmt_bb24
+; CHECK-NEXT:          Domain :=
+; CHECK-NEXT:              [tmp] -> { Stmt_bb24[] : -33554431 + tmp <= 1073741824*floor((536870912 + tmp)/1073741824) <= tmp };
+; CHECK-NEXT:          Schedule :=
+; CHECK-NEXT:              [tmp] -> { Stmt_bb24[] -> [5] };
+; CHECK-NEXT:          MustWriteAccess :=	[Reduction Type: NONE] [Scalar: 1]
+; CHECK-NEXT:              [tmp] -> { Stmt_bb24[] -> MemRef_tmp8[] };
+; CHECK-NEXT:  	Stmt_bb27
+; CHECK-NEXT:          Domain :=
+; CHECK-NEXT:              [tmp] -> { Stmt_bb27[] : -16777215 + tmp <= 1073741824*floor((536870912 + tmp)/1073741824) <= tmp };
+; CHECK-NEXT:          Schedule :=
+; CHECK-NEXT:              [tmp] -> { Stmt_bb27[] -> [6] };
+; CHECK-NEXT:          MustWriteAccess :=	[Reduction Type: NONE] [Scalar: 1]
+; CHECK-NEXT:              [tmp] -> { Stmt_bb27[] -> MemRef_tmp8[] };
+; CHECK-NEXT:  	Stmt_bb30
+; CHECK-NEXT:          Domain :=
+; CHECK-NEXT:              [tmp] -> { Stmt_bb30[] : -8388607 + tmp <= 1073741824*floor((536870912 + tmp)/1073741824) <= tmp };
+; CHECK-NEXT:          Schedule :=
+; CHECK-NEXT:              [tmp] -> { Stmt_bb30[] -> [7] };
+; CHECK-NEXT:          MustWriteAccess :=	[Reduction Type: NONE] [Scalar: 1]
+; CHECK-NEXT:              [tmp] -> { Stmt_bb30[] -> MemRef_tmp8[] };
+; CHECK-NEXT:  	Stmt_bb33
+; CHECK-NEXT:          Domain :=
+; CHECK-NEXT:              [tmp] -> { Stmt_bb33[] : -4194303 + tmp <= 1073741824*floor((536870912 + tmp)/1073741824) <= tmp };
+; CHECK-NEXT:          Schedule :=
+; CHECK-NEXT:              [tmp] -> { Stmt_bb33[] -> [8] };
+; CHECK-NEXT:          MustWriteAccess :=	[Reduction Type: NONE] [Scalar: 1]
+; CHECK-NEXT:              [tmp] -> { Stmt_bb33[] -> MemRef_tmp8[] };
+; CHECK-NEXT:  	Stmt_bb36
+; CHECK-NEXT:          Domain :=
+; CHECK-NEXT:              [tmp] -> { Stmt_bb36[] : -2097151 + tmp <= 1073741824*floor((536870912 + tmp)/1073741824) <= tmp };
+; CHECK-NEXT:          Schedule :=
+; CHECK-NEXT:              [tmp] -> { Stmt_bb36[] -> [9] };
+; CHECK-NEXT:          MustWriteAccess :=	[Reduction Type: NONE] [Scalar: 1]
+; CHECK-NEXT:              [tmp] -> { Stmt_bb36[] -> MemRef_tmp8[] };
+; CHECK-NEXT:  	Stmt_bb39
+; CHECK-NEXT:          Domain :=
+; CHECK-NEXT:              [tmp] -> { Stmt_bb39[] : -1048575 + tmp <= 1073741824*floor((536870912 + tmp)/1073741824) <= tmp };
+; CHECK-NEXT:          Schedule :=
+; CHECK-NEXT:              [tmp] -> { Stmt_bb39[] -> [10] };
+; CHECK-NEXT:          MustWriteAccess :=	[Reduction Type: NONE] [Scalar: 1]
+; CHECK-NEXT:              [tmp] -> { Stmt_bb39[] -> MemRef_tmp8[] };
+; CHECK-NEXT:  	Stmt_bb42
+; CHECK-NEXT:          Domain :=
+; CHECK-NEXT:              [tmp] -> { Stmt_bb42[] : -524287 + tmp <= 1073741824*floor((536870912 + tmp)/1073741824) <= tmp };
+; CHECK-NEXT:          Schedule :=
+; CHECK-NEXT:              [tmp] -> { Stmt_bb42[] -> [11] };
+; CHECK-NEXT:          MustWriteAccess :=	[Reduction Type: NONE] [Scalar: 1]
+; CHECK-NEXT:              [tmp] -> { Stmt_bb42[] -> MemRef_tmp8[] };
+; CHECK-NEXT:  	Stmt_bb45
+; CHECK-NEXT:          Domain :=
+; CHECK-NEXT:              [tmp] -> { Stmt_bb45[] : -262143 + tmp <= 1073741824*floor((536870912 + tmp)/1073741824) <= tmp };
+; CHECK-NEXT:          Schedule :=
+; CHECK-NEXT:              [tmp] -> { Stmt_bb45[] -> [12] };
+; CHECK-NEXT:          MustWriteAccess :=	[Reduction Type: NONE] [Scalar: 1]
+; CHECK-NEXT:              [tmp] -> { Stmt_bb45[] -> MemRef_tmp8[] };
+; CHECK-NEXT:  	Stmt_bb48
+; CHECK-NEXT:          Domain :=
+; CHECK-NEXT:              [tmp] -> { Stmt_bb48[] : -131071 + tmp <= 1073741824*floor((536870912 + tmp)/1073741824) <= tmp };
+; CHECK-NEXT:          Schedule :=
+; CHECK-NEXT:              [tmp] -> { Stmt_bb48[] -> [13] };
+; CHECK-NEXT:          MustWriteAccess :=	[Reduction Type: NONE] [Scalar: 1]
+; CHECK-NEXT:              [tmp] -> { Stmt_bb48[] -> MemRef_tmp8[] };
+; CHECK-NEXT:  	Stmt_bb51
+; CHECK-NEXT:          Domain :=
+; CHECK-NEXT:              [tmp] -> { Stmt_bb51[] : -65535 + tmp <= 1073741824*floor((536870912 + tmp)/1073741824) <= tmp };
+; CHECK-NEXT:          Schedule :=
+; CHECK-NEXT:              [tmp] -> { Stmt_bb51[] -> [14] };
+; CHECK-NEXT:          MustWriteAccess :=	[Reduction Type: NONE] [Scalar: 1]
+; CHECK-NEXT:              [tmp] -> { Stmt_bb51[] -> MemRef_tmp8[] };
+; CHECK-NEXT:  	Stmt_bb54
+; CHECK-NEXT:          Domain :=
+; CHECK-NEXT:              [tmp] -> { Stmt_bb54[] : -32767 + tmp <= 1073741824*floor((536870912 + tmp)/1073741824) <= tmp };
+; CHECK-NEXT:          Schedule :=
+; CHECK-NEXT:              [tmp] -> { Stmt_bb54[] -> [15] };
+; CHECK-NEXT:          MustWriteAccess :=	[Reduction Type: NONE] [Scalar: 1]
+; CHECK-NEXT:              [tmp] -> { Stmt_bb54[] -> MemRef_tmp8[] };
+; CHECK-NEXT:  	Stmt_bb57
+; CHECK-NEXT:          Domain :=
+; CHECK-NEXT:              [tmp] -> { Stmt_bb57[] : -16383 + tmp <= 1073741824*floor((536870912 + tmp)/1073741824) <= tmp };
+; CHECK-NEXT:          Schedule :=
+; CHECK-NEXT:              [tmp] -> { Stmt_bb57[] -> [16] };
+; CHECK-NEXT:          MustWriteAccess :=	[Reduction Type: NONE] [Scalar: 1]
+; CHECK-NEXT:              [tmp] -> { Stmt_bb57[] -> MemRef_tmp8[] };
+; CHECK-NEXT:  	Stmt_bb60
+; CHECK-NEXT:          Domain :=
+; CHECK-NEXT:              [tmp] -> { Stmt_bb60[] : -8191 + tmp <= 1073741824*floor((536870912 + tmp)/1073741824) <= tmp };
+; CHECK-NEXT:          Schedule :=
+; CHECK-NEXT:              [tmp] -> { Stmt_bb60[] -> [17] };
+; CHECK-NEXT:          MustWriteAccess :=	[Reduction Type: NONE] [Scalar: 1]
+; CHECK-NEXT:              [tmp] -> { Stmt_bb60[] -> MemRef_tmp8[] };
+; CHECK-NEXT:  	Stmt_bb63
+; CHECK-NEXT:          Domain :=
+; CHECK-NEXT:              [tmp] -> { Stmt_bb63[] : -4095 + tmp <= 1073741824*floor((536870912 + tmp)/1073741824) <= tmp };
+; CHECK-NEXT:          Schedule :=
+; CHECK-NEXT:              [tmp] -> { Stmt_bb63[] -> [18] };
+; CHECK-NEXT:          MustWriteAccess :=	[Reduction Type: NONE] [Scalar: 1]
+; CHECK-NEXT:              [tmp] -> { Stmt_bb63[] -> MemRef_tmp8[] };
+; CHECK-NEXT:  	Stmt_bb66
+; CHECK-NEXT:          Domain :=
+; CHECK-NEXT:              [tmp] -> { Stmt_bb66[] : -2047 + tmp <= 1073741824*floor((536870912 + tmp)/1073741824) <= tmp };
+; CHECK-NEXT:          Schedule :=
+; CHECK-NEXT:              [tmp] -> { Stmt_bb66[] -> [19] };
+; CHECK-NEXT:          MustWriteAccess :=	[Reduction Type: NONE] [Scalar: 1]
+; CHECK-NEXT:              [tmp] -> { Stmt_bb66[] -> MemRef_tmp8[] };
+; CHECK-NEXT:  	Stmt_bb69
+; CHECK-NEXT:          Domain :=
+; CHECK-NEXT:              [tmp] -> { Stmt_bb69[] : -1023 + tmp <= 1073741824*floor((536870912 + tmp)/1073741824) <= tmp };
+; CHECK-NEXT:          Schedule :=
+; CHECK-NEXT:              [tmp] -> { Stmt_bb69[] -> [20] };
+; CHECK-NEXT:          MustWriteAccess :=	[Reduction Type: NONE] [Scalar: 1]
+; CHECK-NEXT:              [tmp] -> { Stmt_bb69[] -> MemRef_tmp8[] };
+; CHECK-NEXT:  	Stmt_bb72
+; CHECK-NEXT:          Domain :=
+; CHECK-NEXT:              [tmp] -> { Stmt_bb72[] : -511 + tmp <= 1073741824*floor((536870912 + tmp)/1073741824) <= tmp };
+; CHECK-NEXT:          Schedule :=
+; CHECK-NEXT:              [tmp] -> { Stmt_bb72[] -> [21] };
+; CHECK-NEXT:          MustWriteAccess :=	[Reduction Type: NONE] [Scalar: 1]
+; CHECK-NEXT:              [tmp] -> { Stmt_bb72[] -> MemRef_tmp8[] };
+; CHECK-NEXT:  	Stmt_bb75
+; CHECK-NEXT:          Domain :=
+; CHECK-NEXT:              [tmp] -> { Stmt_bb75[] : -255 + tmp <= 1073741824*floor((536870912 + tmp)/1073741824) <= tmp };
+; CHECK-NEXT:          Schedule :=
+; CHECK-NEXT:              [tmp] -> { Stmt_bb75[] -> [22] };
+; CHECK-NEXT:          MustWriteAccess :=	[Reduction Type: NONE] [Scalar: 1]
+; CHECK-NEXT:              [tmp] -> { Stmt_bb75[] -> MemRef_tmp8[] };
+; CHECK-NEXT:  	Stmt_bb78
+; CHECK-NEXT:          Domain :=
+; CHECK-NEXT:              [tmp] -> { Stmt_bb78[] : -127 + tmp <= 1073741824*floor((536870912 + tmp)/1073741824) <= tmp };
+; CHECK-NEXT:          Schedule :=
+; CHECK-NEXT:              [tmp] -> { Stmt_bb78[] -> [23] };
+; CHECK-NEXT:          MustWriteAccess :=	[Reduction Type: NONE] [Scalar: 1]
+; CHECK-NEXT:              [tmp] -> { Stmt_bb78[] -> MemRef_tmp8[] };
+; CHECK-NEXT:  	Stmt_bb81
+; CHECK-NEXT:          Domain :=
+; CHECK-NEXT:              [tmp] -> { Stmt_bb81[] : -63 + tmp <= 1073741824*floor((536870912 + tmp)/1073741824) <= tmp };
+; CHECK-NEXT:          Schedule :=
+; CHECK-NEXT:              [tmp] -> { Stmt_bb81[] -> [24] };
+; CHECK-NEXT:          MustWriteAccess :=	[Reduction Type: NONE] [Scalar: 1]
+; CHECK-NEXT:              [tmp] -> { Stmt_bb81[] -> MemRef_tmp8[] };
+; CHECK-NEXT:  	Stmt_bb84
+; CHECK-NEXT:          Domain :=
+; CHECK-NEXT:              [tmp] -> { Stmt_bb84[] : -31 + tmp <= 1073741824*floor((536870912 + tmp)/1073741824) <= tmp };
+; CHECK-NEXT:          Schedule :=
+; CHECK-NEXT:              [tmp] -> { Stmt_bb84[] -> [25] };
+; CHECK-NEXT:          MustWriteAccess :=	[Reduction Type: NONE] [Scalar: 1]
+; CHECK-NEXT:              [tmp] -> { Stmt_bb84[] -> MemRef_tmp8[] };
+; CHECK-NEXT:  	Stmt_bb87
+; CHECK-NEXT:          Domain :=
+; CHECK-NEXT:              [tmp] -> { Stmt_bb87[] : -15 + tmp <= 1073741824*floor((536870912 + tmp)/1073741824) <= tmp };
+; CHECK-NEXT:          Schedule :=
+; CHECK-NEXT:              [tmp] -> { Stmt_bb87[] -> [26] };
+; CHECK-NEXT:          MustWriteAccess :=	[Reduction Type: NONE] [Scalar: 1]
+; CHECK-NEXT:              [tmp] -> { Stmt_bb87[] -> MemRef_tmp8[] };
+; CHECK-NEXT:  	Stmt_bb90
+; CHECK-NEXT:          Domain :=
+; CHECK-NEXT:              [tmp] -> { Stmt_bb90[] : -7 + tmp <= 1073741824*floor((536870912 + tmp)/1073741824) <= tmp };
+; CHECK-NEXT:          Schedule :=
+; CHECK-NEXT:              [tmp] -> { Stmt_bb90[] -> [27] };
+; CHECK-NEXT:          MustWriteAccess :=	[Reduction Type: NONE] [Scalar: 1]
+; CHECK-NEXT:              [tmp] -> { Stmt_bb90[] -> MemRef_tmp8[] };
+; CHECK-NEXT:  	Stmt_bb93
+; CHECK-NEXT:          Domain :=
+; CHECK-NEXT:              [tmp] -> { Stmt_bb93[] : -3 + tmp <= 1073741824*floor((536870912 + tmp)/1073741824) <= tmp };
+; CHECK-NEXT:          Schedule :=
+; CHECK-NEXT:              [tmp] -> { Stmt_bb93[] -> [28] };
+; CHECK-NEXT:          MustWriteAccess :=	[Reduction Type: NONE] [Scalar: 1]
+; CHECK-NEXT:              [tmp] -> { Stmt_bb93[] -> MemRef_tmp8[] };
+; CHECK-NEXT:  	Stmt_bb96
+; CHECK-NEXT:          Domain :=
+; CHECK-NEXT:              [tmp] -> { Stmt_bb96[] : -1 + tmp <= 1073741824*floor((536870912 + tmp)/1073741824) <= tmp };
+; CHECK-NEXT:          Schedule :=
+; CHECK-NEXT:              [tmp] -> { Stmt_bb96[] -> [29] };
+; CHECK-NEXT:          MustWriteAccess :=	[Reduction Type: NONE] [Scalar: 1]
+; CHECK-NEXT:              [tmp] -> { Stmt_bb96[] -> MemRef_tmp8[] };
+; CHECK-NEXT:  }
+
+target datalayout = "e-m:e-p:32:32-i64:64-v128:64:128-a:0:32-n32-S64"
+target triple = "thumbv7--linux-android"
+
+define i32 @f(i32* nocapture readonly %arg5) {
+bb:
+  %tmp = load i32, i32* %arg5, align 4
+  %tmp6 = icmp eq i32 %tmp, 0
+  br i1 %tmp6, label %bb9, label %bb7
+
+bb7:                                              ; preds = %bb96, %bb93, %bb90, %bb87, %bb84, %bb81, %bb78, %bb75, %bb72, %bb69, %bb66, %bb63, %bb60, %bb57, %bb54, %bb51, %bb48, %bb45, %bb42, %bb39, %bb36, %bb33, %bb30, %bb27, %bb24, %bb21, %bb18, %bb15, %bb12, %bb9, %bb
+  %tmp8 = phi i32 [ 30, %bb93 ], [ 29, %bb90 ], [ 28, %bb87 ], [ 27, %bb84 ], [ 26, %bb81 ], [ 25, %bb78 ], [ 24, %bb75 ], [ 23, %bb72 ], [ 22, %bb69 ], [ 21, %bb66 ], [ 20, %bb63 ], [ 19, %bb60 ], [ 18, %bb57 ], [ 17, %bb54 ], [ 16, %bb51 ], [ 15, %bb48 ], [ 14, %bb45 ], [ 13, %bb42 ], [ 12, %bb39 ], [ 11, %bb36 ], [ 10, %bb33 ], [ 9, %bb30 ], [ 8, %bb27 ], [ 7, %bb24 ], [ 6, %bb21 ], [ 5, %bb18 ], [ 4, %bb15 ], [ 3, %bb12 ], [ 2, %bb9 ], [ 1, %bb ], [ %tmp98, %bb96 ]
+  ret i32 %tmp8
+
+bb9:                                              ; preds = %bb
+  %tmp10 = and i32 %tmp, 536870912
+  %tmp11 = icmp eq i32 %tmp10, 0
+  br i1 %tmp11, label %bb12, label %bb7
+
+bb12:                                             ; preds = %bb9
+  %tmp13 = and i32 %tmp, 268435456
+  %tmp14 = icmp eq i32 %tmp13, 0
+  br i1 %tmp14, label %bb15, label %bb7
+
+bb15:                                             ; preds = %bb12
+  %tmp16 = and i32 %tmp, 134217728
+  %tmp17 = icmp eq i32 %tmp16, 0
+  br i1 %tmp17, label %bb18, label %bb7
+
+bb18:                                             ; preds = %bb15
+  %tmp19 = and i32 %tmp, 67108864
+  %tmp20 = icmp eq i32 %tmp19, 0
+  br i1 %tmp20, label %bb21, label %bb7
+
+bb21:                                             ; preds = %bb18
+  %tmp22 = and i32 %tmp, 33554432
+  %tmp23 = icmp eq i32 %tmp22, 0
+  br i1 %tmp23, label %bb24, label %bb7
+
+bb24:                                             ; preds = %bb21
+  %tmp25 = and i32 %tmp, 16777216
+  %tmp26 = icmp eq i32 %tmp25, 0
+  br i1 %tmp26, label %bb27, label %bb7
+
+bb27:                                             ; preds = %bb24
+  %tmp28 = and i32 %tmp, 8388608
+  %tmp29 = icmp eq i32 %tmp28, 0
+  br i1 %tmp29, label %bb30, label %bb7
+
+bb30:                                             ; preds = %bb27
+  %tmp31 = and i32 %tmp, 4194304
+  %tmp32 = icmp eq i32 %tmp31, 0
+  br i1 %tmp32, label %bb33, label %bb7
+
+bb33:                                             ; preds = %bb30
+  %tmp34 = and i32 %tmp, 2097152
+  %tmp35 = icmp eq i32 %tmp34, 0
+  br i1 %tmp35, label %bb36, label %bb7
+
+bb36:                                             ; preds = %bb33
+  %tmp37 = and i32 %tmp, 1048576
+  %tmp38 = icmp eq i32 %tmp37, 0
+  br i1 %tmp38, label %bb39, label %bb7
+
+bb39:                                             ; preds = %bb36
+  %tmp40 = and i32 %tmp, 524288
+  %tmp41 = icmp eq i32 %tmp40, 0
+  br i1 %tmp41, label %bb42, label %bb7
+
+bb42:                                             ; preds = %bb39
+  %tmp43 = and i32 %tmp, 262144
+  %tmp44 = icmp eq i32 %tmp43, 0
+  br i1 %tmp44, label %bb45, label %bb7
+
+bb45:                                             ; preds = %bb42
+  %tmp46 = and i32 %tmp, 131072
+  %tmp47 = icmp eq i32 %tmp46, 0
+  br i1 %tmp47, label %bb48, label %bb7
+
+bb48:                                             ; preds = %bb45
+  %tmp49 = and i32 %tmp, 65536
+  %tmp50 = icmp eq i32 %tmp49, 0
+  br i1 %tmp50, label %bb51, label %bb7
+
+bb51:                                             ; preds = %bb48
+  %tmp52 = and i32 %tmp, 32768
+  %tmp53 = icmp eq i32 %tmp52, 0
+  br i1 %tmp53, label %bb54, label %bb7
+
+bb54:                                             ; preds = %bb51
+  %tmp55 = and i32 %tmp, 16384
+  %tmp56 = icmp eq i32 %tmp55, 0
+  br i1 %tmp56, label %bb57, label %bb7
+
+bb57:                                             ; preds = %bb54
+  %tmp58 = and i32 %tmp, 8192
+  %tmp59 = icmp eq i32 %tmp58, 0
+  br i1 %tmp59, label %bb60, label %bb7
+
+bb60:                                             ; preds = %bb57
+  %tmp61 = and i32 %tmp, 4096
+  %tmp62 = icmp eq i32 %tmp61, 0
+  br i1 %tmp62, label %bb63, label %bb7
+
+bb63:                                             ; preds = %bb60
+  %tmp64 = and i32 %tmp, 2048
+  %tmp65 = icmp eq i32 %tmp64, 0
+  br i1 %tmp65, label %bb66, label %bb7
+
+bb66:                                             ; preds = %bb63
+  %tmp67 = and i32 %tmp, 1024
+  %tmp68 = icmp eq i32 %tmp67, 0
+  br i1 %tmp68, label %bb69, label %bb7
+
+bb69:                                             ; preds = %bb66
+  %tmp70 = and i32 %tmp, 512
+  %tmp71 = icmp eq i32 %tmp70, 0
+  br i1 %tmp71, label %bb72, label %bb7
+
+bb72:                                             ; preds = %bb69
+  %tmp73 = and i32 %tmp, 256
+  %tmp74 = icmp eq i32 %tmp73, 0
+  br i1 %tmp74, label %bb75, label %bb7
+
+bb75:                                             ; preds = %bb72
+  %tmp76 = and i32 %tmp, 128
+  %tmp77 = icmp eq i32 %tmp76, 0
+  br i1 %tmp77, label %bb78, label %bb7
+
+bb78:                                             ; preds = %bb75
+  %tmp79 = and i32 %tmp, 64
+  %tmp80 = icmp eq i32 %tmp79, 0
+  br i1 %tmp80, label %bb81, label %bb7
+
+bb81:                                             ; preds = %bb78
+  %tmp82 = and i32 %tmp, 32
+  %tmp83 = icmp eq i32 %tmp82, 0
+  br i1 %tmp83, label %bb84, label %bb7
+
+bb84:                                             ; preds = %bb81
+  %tmp85 = and i32 %tmp, 16
+  %tmp86 = icmp eq i32 %tmp85, 0
+  br i1 %tmp86, label %bb87, label %bb7
+
+bb87:                                             ; preds = %bb84
+  %tmp88 = and i32 %tmp, 8
+  %tmp89 = icmp eq i32 %tmp88, 0
+  br i1 %tmp89, label %bb90, label %bb7
+
+bb90:                                             ; preds = %bb87
+  %tmp91 = and i32 %tmp, 4
+  %tmp92 = icmp eq i32 %tmp91, 0
+  br i1 %tmp92, label %bb93, label %bb7
+
+bb93:                                             ; preds = %bb90
+  %tmp94 = and i32 %tmp, 2
+  %tmp95 = icmp eq i32 %tmp94, 0
+  br i1 %tmp95, label %bb96, label %bb7
+
+bb96:                                             ; preds = %bb93
+  %tmp97 = and i32 %tmp, 1
+  %tmp98 = sub nsw i32 32, %tmp97
+  br label %bb7
+}




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