Mercurial > hg > CbC > CbC_llvm
view llvm/test/Transforms/GVN/rle-no-phi-translate.ll @ 201:a96fbbdf2d0f
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author | Shinji KONO <kono@ie.u-ryukyu.ac.jp> |
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date | Fri, 04 Jun 2021 21:07:06 +0900 |
parents | 1d019706d866 |
children | 1f2b6ac9f198 |
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; RUN: opt < %s -gvn -S | FileCheck %s ; XFAIL: * ; FIXME: This should be promotable, but memdep/gvn don't track values ; path/edge sensitively enough. 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-f80:128:128" target triple = "i386-apple-darwin7" define i32 @g(i32* %b, i32* %c) nounwind { entry: store i32 1, i32* %b store i32 2, i32* %c %t1 = icmp eq i32* %b, null ; <i1> [#uses=1] br i1 %t1, label %bb, label %bb2 bb: ; preds = %entry br label %bb2 bb2: ; preds = %bb1, %bb %c_addr.0 = phi i32* [ %b, %entry ], [ %c, %bb ] ; <i32*> [#uses=1] %cv = load i32, i32* %c_addr.0, align 4 ; <i32> [#uses=1] ret i32 %cv ; CHECK: bb2: ; CHECK-NOT: load i32 ; CHECK: ret i32 }