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Code Model: Improve the accuracy of the zext/sext/trunc vector cost estimation.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@167412 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Nadav Rotem
2012-11-05 22:20:53 +00:00
parent e010eb3041
commit 2d1528b358
3 changed files with 46 additions and 5 deletions
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4
test/Transforms/LoopVectorize/X86/conversion-cost.ll
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@@ -4,7 +4,7 @@ target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f3
target triple = "x86_64-apple-macosx10.8.0"
;CHECK: @conversion_cost1
;CHECK: store <8 x i8>
;CHECK: store <2 x i8>
;CHECK: ret
define i32 @conversion_cost1(i32 %n, i8* nocapture %A, float* nocapture %B) nounwind uwtable ssp {
%1 = icmp sgt i32 %n, 3
@@ -25,7 +25,7 @@ define i32 @conversion_cost1(i32 %n, i8* nocapture %A, float* nocapture %B) noun
}
;CHECK: @conversion_cost2
;CHECK-NOT: <8 x float>
;CHECK: <2 x float>
;CHECK: ret
define i32 @conversion_cost2(i32 %n, i8* nocapture %A, float* nocapture %B) nounwind uwtable ssp {
%1 = icmp sgt i32 %n, 9