forked from OSchip/llvm-project
91 lines
4.0 KiB
LLVM
91 lines
4.0 KiB
LLVM
; RUN: opt %loadPolly %defaultOpts -polly-ast -analyze %s | FileCheck %s
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target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64"
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target triple = "x86_64-unknown-linux-gnu"
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%struct._IO_FILE = type { i32, i8*, i8*, i8*, i8*, i8*, i8*, i8*, i8*, i8*, i8*, i8*, %struct._IO_marker*, %struct._IO_FILE*, i32, i32, i64, i16, i8, [1 x i8], i8*, i64, i8*, i8*, i8*, i8*, i64, i32, [20 x i8] }
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%struct._IO_marker = type { %struct._IO_marker*, %struct._IO_FILE*, i32 }
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@x = common global [8000 x double] zeroinitializer, align 32
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@A = common global [8000 x [8000 x double]] zeroinitializer, align 32
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@y = common global [8000 x double] zeroinitializer, align 32
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@stderr = external global %struct._IO_FILE*
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@.str = private constant [8 x i8] c"%0.2lf \00", align 1
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@tmp = common global [8000 x double] zeroinitializer, align 32
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define void @scop_func(i64 %nx, i64 %ny) nounwind {
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entry:
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%0 = icmp sgt i64 %nx, 0
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br i1 %0, label %bb.preheader, label %bb10.preheader
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bb.preheader: ; preds = %entry
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br label %bb
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bb: ; preds = %bb.preheader, %bb
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%storemerge15 = phi i64 [ %1, %bb ], [ 0, %bb.preheader ]
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%scevgep26 = getelementptr [8000 x double]* @y, i64 0, i64 %storemerge15
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store double 0.000000e+00, double* %scevgep26, align 8
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%1 = add nsw i64 %storemerge15, 1
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%exitcond10 = icmp eq i64 %1, %nx
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br i1 %exitcond10, label %bb10.preheader.loopexit, label %bb
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bb10.preheader.loopexit: ; preds = %bb
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br label %bb10.preheader
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bb10.preheader: ; preds = %bb10.preheader.loopexit, %entry
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%2 = icmp sgt i64 %ny, 0
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br i1 %2, label %bb.nph.preheader, label %return
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bb.nph.preheader: ; preds = %bb10.preheader
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br label %bb.nph
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bb.nph: ; preds = %bb.nph.preheader, %bb9
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%storemerge17 = phi i64 [ %13, %bb9 ], [ 0, %bb.nph.preheader ]
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%scevgep24 = getelementptr [8000 x double]* @tmp, i64 0, i64 %storemerge17
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store double 0.000000e+00, double* %scevgep24, align 8
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br label %bb4
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bb4: ; preds = %bb4, %bb.nph
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%.tmp.0 = phi double [ 0.000000e+00, %bb.nph ], [ %6, %bb4 ]
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%storemerge24 = phi i64 [ 0, %bb.nph ], [ %7, %bb4 ]
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%scevgep17 = getelementptr [8000 x [8000 x double]]* @A, i64 0, i64 %storemerge17, i64 %storemerge24
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%scevgep = getelementptr [8000 x double]* @x, i64 0, i64 %storemerge24
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%3 = load double* %scevgep17, align 8
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%4 = load double* %scevgep, align 8
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%5 = fmul double %3, %4
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%6 = fadd double %.tmp.0, %5
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%7 = add nsw i64 %storemerge24, 1
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%exitcond1 = icmp eq i64 %7, %ny
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br i1 %exitcond1, label %bb8.loopexit, label %bb4
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bb7: ; preds = %bb8.loopexit, %bb7
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%storemerge35 = phi i64 [ %12, %bb7 ], [ 0, %bb8.loopexit ]
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%scevgep19 = getelementptr [8000 x [8000 x double]]* @A, i64 0, i64 %storemerge17, i64 %storemerge35
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%scevgep20 = getelementptr [8000 x double]* @y, i64 0, i64 %storemerge35
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%8 = load double* %scevgep20, align 8
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%9 = load double* %scevgep19, align 8
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%10 = fmul double %9, %.lcssa
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%11 = fadd double %8, %10
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store double %11, double* %scevgep20, align 8
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%12 = add nsw i64 %storemerge35, 1
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%exitcond = icmp eq i64 %12, %ny
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br i1 %exitcond, label %bb9, label %bb7
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bb8.loopexit: ; preds = %bb4
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%.lcssa = phi double [ %6, %bb4 ]
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store double %.lcssa, double* %scevgep24
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br label %bb7
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bb9: ; preds = %bb7
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%13 = add nsw i64 %storemerge17, 1
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%exitcond6 = icmp eq i64 %13, %ny
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br i1 %exitcond6, label %return.loopexit, label %bb.nph
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return.loopexit: ; preds = %bb9
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br label %return
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return: ; preds = %return.loopexit, %bb10.preheader
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ret void
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}
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; CHECK: for region: 'entry.split => return' in function 'scop_func':
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; CHECK-NEXT: scop_func():
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