Mercurial > hg > CbC > CbC_llvm
view polly/test/ForwardOpTree/forward_from_region.ll @ 173:0572611fdcc8 llvm10 llvm12
reorgnization done
author | Shinji KONO <kono@ie.u-ryukyu.ac.jp> |
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date | Mon, 25 May 2020 11:55:54 +0900 |
parents | 1d019706d866 |
children | c4bab56944e8 |
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; RUN: opt %loadPolly -polly-optree -analyze < %s | FileCheck %s -match-full-lines ; ; Move instructions from region statements. ; ; for (int j = 0; j < n; j += 1) { ; bodyA: ; double val = 21.0 + 21.0; ; if (cond) ; ; bodyA_true: ; A[0] = 42; ; ; bodyB: ; A[0] = val; ; } ; define void @func(i32 %n, double* noalias nonnull %A) { entry: br label %for for: %j = phi i32 [0, %entry], [%j.inc, %inc] %j.cmp = icmp slt i32 %j, %n br i1 %j.cmp, label %bodyA, label %exit bodyA: %val = fadd double 21.0, 21.0 %cond = fcmp oeq double 21.0, 21.0 br i1 %cond, label %bodyA_true, label %bodyB bodyA_true: store double 42.0, double* %A br label %bodyB bodyB: store double %val, double* %A br label %bodyB_exit bodyB_exit: br label %inc inc: %j.inc = add nuw nsw i32 %j, 1 br label %for exit: br label %return return: ret void } ; CHECK: Statistics { ; CHECK: Instructions copied: 1 ; CHECK: Known loads forwarded: 0 ; CHECK: Read-only accesses copied: 0 ; CHECK: Operand trees forwarded: 1 ; CHECK: Statements with forwarded operand trees: 1 ; CHECK: } ; CHECK: After statements { ; CHECK: Stmt_bodyA__TO__bodyB ; CHECK: MayWriteAccess := [Reduction Type: NONE] [Scalar: 0] ; CHECK: [n] -> { Stmt_bodyA__TO__bodyB[i0] -> MemRef_A[0] }; ; CHECK: MustWriteAccess := [Reduction Type: NONE] [Scalar: 1] ; CHECK: [n] -> { Stmt_bodyA__TO__bodyB[i0] -> MemRef_val[] }; ; CHECK: Instructions { ; CHECK: %val = fadd double 2.100000e+01, 2.100000e+01 ; CHECK: %cond = fcmp oeq double 2.100000e+01, 2.100000e+01 ; CHECK: } ; CHECK: Stmt_bodyB ; CHECK: MustWriteAccess := [Reduction Type: NONE] [Scalar: 0] ; CHECK: [n] -> { Stmt_bodyB[i0] -> MemRef_A[0] }; ; CHECK: Instructions { ; CHECK: %val = fadd double 2.100000e+01, 2.100000e+01 ; CHECK: store double %val, double* %A, align 8 ; CHECK: } ; CHECK: }