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New tests!

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@26265 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Nate Begeman 2006-02-17 21:22:08 +00:00
parent 7b81c758ab
commit d44d3d5fc3
3 changed files with 34 additions and 0 deletions
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9
test/CodeGen/PowerPC/and_sext.ll Normal file
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; This test should not contain a sign extend
; RUN: llvm-as < %s | llc -march=ppc32 | not grep extsh
int %test(uint %mode.0.i.0) {
%tmp.79 = cast uint %mode.0.i.0 to short ; <sbyte> [#uses=1]
%tmp.80 = cast short %tmp.79 to int ; <int> [#uses=1]
%tmp.81 = and int %tmp.80, 24 ; <int> [#uses=1]
ret int %tmp.81
}

18
test/CodeGen/PowerPC/and_sra.ll Normal file
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; Neither of these functions should contain algebraic right shifts
; RUN: llvm-as < %s | llc -march=ppc32 | not grep srawi
int %test1(uint %mode.0.i.0) {
%tmp.79 = cast uint %mode.0.i.0 to int ; <sbyte> [#uses=1]
%tmp.80 = shr int %tmp.79, ubyte 15 ; <int> [#uses=1]
%tmp.81 = and int %tmp.80, 24 ; <int> [#uses=1]
ret int %tmp.81
}
int %test2(uint %mode.0.i.0) {
%tmp.79 = cast uint %mode.0.i.0 to int ; <sbyte> [#uses=1]
%tmp.80 = shr int %tmp.79, ubyte 15 ; <int> [#uses=1]
%tmp.81 = shr uint %mode.0.i.0, ubyte 16
%tmp.82 = cast uint %tmp.81 to int
%tmp.83 = and int %tmp.80, %tmp.82 ; <int> [#uses=1]
ret int %tmp.83
}

7
test/CodeGen/PowerPC/extsh.ll Normal file
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; This should turn into a single extsh
; RUN: llvm-as < %s | llc -march=ppc32 | grep extsh | wc -l | grep 1
int %test(int %X) {
%tmp.81 = shl int %X, ubyte 16 ; <int> [#uses=1]
%tmp.82 = shr int %tmp.81, ubyte 16 ; <int> [#uses=1]
ret int %tmp.82
}