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Remove the palignr intrinsics now that we lower them to vector shuffles,

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shifts and null vectors. Autoupgrade these to what we'd lower them to.

Add a testcase to exercise this.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@101851 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Eric Christopher
2010-04-20 00:59:54 +00:00
parent a9056dbec1
commit 6d972fd087
5 changed files with 122 additions and 29 deletions
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20
lib/Target/X86/X86InstrSSE.td
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@@ -2939,14 +2939,8 @@ let Constraints = "$src1 = $dst" in {
[]>, OpSize;
}
def : Pat<(int_x86_ssse3_palign_r VR64:$src1, VR64:$src2, (i8 imm:$src3)),
(PALIGNR64rr VR64:$src1, VR64:$src2, (BYTE_imm imm:$src3))>,
Requires<[HasSSSE3]>;
def : Pat<(int_x86_ssse3_palign_r VR64:$src1,
(memop64 addr:$src2),
(i8 imm:$src3)),
(PALIGNR64rm VR64:$src1, addr:$src2, (BYTE_imm imm:$src3))>,
Requires<[HasSSSE3]>;
let AddedComplexity = 5 in {
def : Pat<(v1i64 (palign:$src3 VR64:$src1, VR64:$src2)),
(PALIGNR64rr VR64:$src2, VR64:$src1,
(SHUFFLE_get_palign_imm VR64:$src3))>,
@@ -2968,16 +2962,6 @@ def : Pat<(v8i8 (palign:$src3 VR64:$src1, VR64:$src2)),
(SHUFFLE_get_palign_imm VR64:$src3))>,
Requires<[HasSSSE3]>;
def : Pat<(int_x86_ssse3_palign_r_128 VR128:$src1, VR128:$src2, (i8 imm:$src3)),
(PALIGNR128rr VR128:$src1, VR128:$src2, (BYTE_imm imm:$src3))>,
Requires<[HasSSSE3]>;
def : Pat<(int_x86_ssse3_palign_r_128 VR128:$src1,
(memopv2i64 addr:$src2),
(i8 imm:$src3)),
(PALIGNR128rm VR128:$src1, addr:$src2, (BYTE_imm imm:$src3))>,
Requires<[HasSSSE3]>;
let AddedComplexity = 5 in {
def : Pat<(v4i32 (palign:$src3 VR128:$src1, VR128:$src2)),
(PALIGNR128rr VR128:$src2, VR128:$src1,
(SHUFFLE_get_palign_imm VR128:$src3))>,