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R600/SI: Custom lower i64 sign_extend

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@183136 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Tom Stellard
2013-06-03 17:40:03 +00:00
parent 17e8ad67f0
commit e86f9d70ca
3 changed files with 31 additions and 0 deletions
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12
test/CodeGen/R600/sign_extend.ll Normal file
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@@ -0,0 +1,12 @@
; RUN: llc < %s -march=r600 -mcpu=SI | FileCheck %s
; CHECK: V_ASHR
define void @test(i64 addrspace(1)* %out, i32 %a, i32 %b, i32 %c) {
entry:
%0 = mul i32 %a, %b
%1 = add i32 %0, %c
%2 = sext i32 %1 to i64
store i64 %2, i64 addrspace(1)* %out
ret void
}