Mercurial > hg > CbC > CbC_llvm
view polly/test/ForwardOpTree/forward_reusue.ll @ 266:00f31e85ec16 default tip
Added tag current for changeset 31d058e83c98
author | Shinji KONO <kono@ie.u-ryukyu.ac.jp> |
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date | Sat, 14 Oct 2023 10:13:55 +0900 |
parents | 1f2b6ac9f198 |
children |
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; RUN: opt %loadPolly -polly-print-optree -disable-output < %s | FileCheck %s -match-full-lines ; ; Move operand tree without duplicating values used multiple times. ; define void @func(i32 %n, ptr 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: %val1 = fadd double 12.5, 12.5 %val2 = fadd double %val1, %val1 %val3 = fadd double %val2, %val2 %val4 = fadd double %val3, %val3 %val5 = fadd double %val4, %val4 br label %bodyB bodyB: store double %val5, ptr %A 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: 5 ; CHECK: Operand trees forwarded: 1 ; CHECK: } ; CHECK: After statements { ; CHECK-NEXT: Stmt_bodyA ; CHECK-NEXT: MustWriteAccess := [Reduction Type: NONE] [Scalar: 1] ; CHECK-NEXT: [n] -> { Stmt_bodyA[i0] -> MemRef_val5[] }; ; CHECK-NEXT: Instructions { ; CHECK-NEXT: %val1 = fadd double 1.250000e+01, 1.250000e+01 ; CHECK-NEXT: %val2 = fadd double %val1, %val1 ; CHECK-NEXT: %val3 = fadd double %val2, %val2 ; CHECK-NEXT: %val4 = fadd double %val3, %val3 ; CHECK-NEXT: %val5 = fadd double %val4, %val4 ; CHECK-NEXT: } ; CHECK-NEXT: Stmt_bodyB ; CHECK-NEXT: MustWriteAccess := [Reduction Type: NONE] [Scalar: 0] ; CHECK-NEXT: [n] -> { Stmt_bodyB[i0] -> MemRef_A[0] }; ; CHECK-NEXT: Instructions { ; CHECK-NEXT: %val1 = fadd double 1.250000e+01, 1.250000e+01 ; CHECK-NEXT: %val2 = fadd double %val1, %val1 ; CHECK-NEXT: %val3 = fadd double %val2, %val2 ; CHECK-NEXT: %val4 = fadd double %val3, %val3 ; CHECK-NEXT: %val5 = fadd double %val4, %val4 ; CHECK-NEXT: store double %val5, ptr %A, align 8 ; CHECK-NEXT: } ; CHECK-NEXT: }