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Refactor memcpyopt based on Chris' suggestions. Consolidate several functions

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and simplify code that was fallout from the separation of memcpyopt and gvn.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@50034 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Owen Anderson
2008-04-21 07:45:10 +00:00
parent e47d98200e
commit a8bd65835b
3 changed files with 47 additions and 95 deletions
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4
test/Transforms/MemCpyOpt/form-memset.ll
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@@ -1,5 +1,5 @@
; RUN: llvm-as < %s | opt -memcpyopt -form-memset-from-stores | llvm-dis | not grep store
; RUN: llvm-as < %s | opt -memcpyopt -form-memset-from-stores | llvm-dis | grep {call.*llvm.memset}
; RUN: llvm-as < %s | opt -memcpyopt | llvm-dis | not grep store
; RUN: llvm-as < %s | opt -memcpyopt | llvm-dis | grep {call.*llvm.memset}
; All the stores in this example should be merged into a single memset.

4
test/Transforms/MemCpyOpt/form-memset2.ll
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@@ -1,5 +1,5 @@
; RUN: llvm-as < %s | opt -memcpyopt -form-memset-from-stores | llvm-dis | not grep store
; RUN: llvm-as < %s | opt -memcpyopt -form-memset-from-stores | llvm-dis | grep {call.*llvm.memset} | count 3
; RUN: llvm-as < %s | opt -memcpyopt | llvm-dis | not grep store
; RUN: llvm-as < %s | opt -memcpyopt | llvm-dis | grep {call.*llvm.memset} | count 3
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-darwin8"